diff --git a/internal/examples/maplibre/main.go b/internal/examples/maplibre/main.go new file mode 100644 index 0000000..f80f56d --- /dev/null +++ b/internal/examples/maplibre/main.go @@ -0,0 +1,111 @@ +package main + +import ( + "fmt" + + "github.com/ryanhamamura/via" + "github.com/ryanhamamura/via/h" + "github.com/ryanhamamura/via/maplibre" +) + +func main() { + v := via.New() + v.Config(via.Options{ + DocumentTitle: "MapLibre GL Example", + ServerAddress: ":7331", + DevMode: true, + Plugins: []via.Plugin{maplibre.Plugin}, + }) + + v.Page("/", func(c *via.Context) { + m := maplibre.New(c, maplibre.Options{ + Style: "https://demotiles.maplibre.org/style.json", + Center: maplibre.LngLat{Lng: -122.4194, Lat: 37.7749}, + Zoom: 10, + Height: "500px", + }) + + // Markers with popups + m.AddMarker("sf", maplibre.Marker{ + LngLat: maplibre.LngLat{Lng: -122.4194, Lat: 37.7749}, + Color: "#e74c3c", + Popup: &maplibre.Popup{ + Content: "San Francisco

The Golden City

", + }, + }) + m.AddMarker("oak", maplibre.Marker{ + LngLat: maplibre.LngLat{Lng: -122.2711, Lat: 37.8044}, + Color: "#2ecc71", + Popup: &maplibre.Popup{ + Content: "Oakland", + }, + }) + + // GeoJSON polygon source + fill layer + m.AddSource("park", maplibre.GeoJSONSource{ + Data: map[string]any{ + "type": "Feature", + "geometry": map[string]any{ + "type": "Polygon", + "coordinates": []any{[]any{ + []float64{-122.4547, 37.7654}, + []float64{-122.4547, 37.7754}, + []float64{-122.4387, 37.7754}, + []float64{-122.4387, 37.7654}, + []float64{-122.4547, 37.7654}, + }}, + }, + "properties": map[string]any{ + "name": "Golden Gate Park", + }, + }, + }) + m.AddLayer(maplibre.Layer{ + ID: "park-fill", + Type: "fill", + Source: "park", + Paint: map[string]any{ + "fill-color": "#2ecc71", + "fill-opacity": 0.3, + }, + }) + + // Viewport info signal (updated on action) + viewportInfo := c.Signal("") + + // FlyTo action + flyToSF := c.Action(func() { + m.FlyTo(maplibre.LngLat{Lng: -122.4194, Lat: 37.7749}, 14) + }) + + flyToOak := c.Action(func() { + m.FlyTo(maplibre.LngLat{Lng: -122.2711, Lat: 37.8044}, 14) + }) + + // Read viewport action + readViewport := c.Action(func() { + center := m.Center() + zoom := m.Zoom() + viewportInfo.SetValue(fmt.Sprintf("Center: %.4f, %.4f | Zoom: %.1f", center.Lng, center.Lat, zoom)) + c.Sync() + }) + + c.View(func() h.H { + return h.Div( + h.Div( + h.Attr("style", "max-width:960px;margin:0 auto;padding:1rem;font-family:sans-serif"), + h.H1(h.Text("MapLibre GL Example")), + m.Element(), + h.Div(h.Attr("style", "margin-top:1rem;display:flex;gap:0.5rem"), + h.Button(h.Text("Fly to San Francisco"), flyToSF.OnClick()), + h.Button(h.Text("Fly to Oakland"), flyToOak.OnClick()), + h.Button(h.Text("Read Viewport"), readViewport.OnClick()), + ), + h.P(viewportInfo.Text()), + ), + ) + }) + }) + + v.Start() +} diff --git a/maplibre/js.go b/maplibre/js.go new file mode 100644 index 0000000..bdf4a72 --- /dev/null +++ b/maplibre/js.go @@ -0,0 +1,226 @@ +package maplibre + +import ( + "encoding/json" + "fmt" + "strings" +) + +// guard wraps JS code so it only runs when the map instance exists. +// The body can reference the map as `m`. +func guard(mapID, body string) string { + return fmt.Sprintf( + `(function(){var m=window.__via_maps&&window.__via_maps[%s];if(!m)return;%s})()`, + jsonStr(mapID), body, + ) +} + +// jsonStr JSON-encodes a string for safe embedding in JS. +func jsonStr(s string) string { + b, _ := json.Marshal(s) + return string(b) +} + +// jsonVal JSON-encodes an arbitrary value for safe embedding in JS. +func jsonVal(v any) string { + b, _ := json.Marshal(v) + return string(b) +} + +// initScript generates the idempotent map initialization JS. +func initScript(m *Map) string { + var b strings.Builder + + b.WriteString(fmt.Sprintf( + `(function(){if(window.__via_maps&&window.__via_maps[%[1]s])return;`, + jsonStr(m.id), + )) + + b.WriteString(fmt.Sprintf( + `var map=new maplibregl.Map({container:%s,style:%s,center:[%s,%s],zoom:%s`, + jsonStr("_vmap_"+m.id), + jsonStr(m.opts.Style), + formatFloat(m.opts.Center.Lng), + formatFloat(m.opts.Center.Lat), + formatFloat(m.opts.Zoom), + )) + if m.opts.Bearing != 0 { + b.WriteString(fmt.Sprintf(`,bearing:%s`, formatFloat(m.opts.Bearing))) + } + if m.opts.Pitch != 0 { + b.WriteString(fmt.Sprintf(`,pitch:%s`, formatFloat(m.opts.Pitch))) + } + if m.opts.MinZoom != 0 { + b.WriteString(fmt.Sprintf(`,minZoom:%s`, formatFloat(m.opts.MinZoom))) + } + if m.opts.MaxZoom != 0 { + b.WriteString(fmt.Sprintf(`,maxZoom:%s`, formatFloat(m.opts.MaxZoom))) + } + b.WriteString(`});`) + + b.WriteString(`if(!window.__via_maps)window.__via_maps={};`) + b.WriteString(fmt.Sprintf(`window.__via_maps[%s]=map;`, jsonStr(m.id))) + b.WriteString(`map._via_markers={};map._via_popups={};`) + + // Pre-render sources, layers, markers, popups run on 'load' + if len(m.sources) > 0 || len(m.layers) > 0 || len(m.markers) > 0 || len(m.popups) > 0 { + b.WriteString(`map.on('load',function(){`) + for _, src := range m.sources { + b.WriteString(fmt.Sprintf(`map.addSource(%s,%s);`, jsonStr(src.id), src.js)) + } + for _, layer := range m.layers { + if layer.Before != "" { + b.WriteString(fmt.Sprintf(`map.addLayer(%s,%s);`, layer.toJS(), jsonStr(layer.Before))) + } else { + b.WriteString(fmt.Sprintf(`map.addLayer(%s);`, layer.toJS())) + } + } + for _, me := range m.markers { + b.WriteString(markerBodyJS(me.id, me.marker)) + } + for _, pe := range m.popups { + b.WriteString(popupBodyJS(pe.id, pe.popup)) + } + b.WriteString(`});`) + } + + // Sync viewport signals on moveend via hidden inputs + b.WriteString(fmt.Sprintf(`map.on('moveend',function(){`+ + `var c=map.getCenter();`+ + `var el=document.getElementById(%[1]s);if(!el)return;`+ + `var inputs=el.querySelectorAll('input[data-bind]');`+ + `inputs.forEach(function(inp){`+ + `var sig=inp.getAttribute('data-bind');`+ + `if(sig===%[2]s)inp.value=c.lng;`+ + `else if(sig===%[3]s)inp.value=c.lat;`+ + `else if(sig===%[4]s)inp.value=map.getZoom();`+ + `else if(sig===%[5]s)inp.value=map.getBearing();`+ + `else if(sig===%[6]s)inp.value=map.getPitch();`+ + `inp.dispatchEvent(new Event('input',{bubbles:true}));`+ + `});`+ + `});`, + jsonStr("_vwrap_"+m.id), + jsonStr(m.centerLng.ID()), + jsonStr(m.centerLat.ID()), + jsonStr(m.zoom.ID()), + jsonStr(m.bearing.ID()), + jsonStr(m.pitch.ID()), + )) + + // ResizeObserver for auto-resize + b.WriteString(fmt.Sprintf( + `var ro=new ResizeObserver(function(){map.resize();});`+ + `ro.observe(document.getElementById(%s));`, + jsonStr("_vmap_"+m.id), + )) + + // MutationObserver to clean up on DOM removal (SPA nav) + b.WriteString(fmt.Sprintf( + `var container=document.getElementById(%[1]s);`+ + `if(container){var mo=new MutationObserver(function(){`+ + `if(!document.contains(container)){`+ + `mo.disconnect();ro.disconnect();map.remove();`+ + `delete window.__via_maps[%[2]s];`+ + `}});`+ + `mo.observe(document.body,{childList:true,subtree:true});}`, + jsonStr("_vmap_"+m.id), + jsonStr(m.id), + )) + + b.WriteString(`})()`) + return b.String() +} + +// markerBodyJS generates JS to add a marker, assuming `map` is in scope. +// Used inside the init script's load callback. +func markerBodyJS(markerID string, mk Marker) string { + var b strings.Builder + opts := "{" + if mk.Color != "" { + opts += fmt.Sprintf(`color:%s,`, jsonStr(mk.Color)) + } + if mk.Draggable { + opts += `draggable:true,` + } + opts += "}" + b.WriteString(fmt.Sprintf(`var mk=new maplibregl.Marker(%s).setLngLat([%s,%s]);`, + opts, formatFloat(mk.LngLat.Lng), formatFloat(mk.LngLat.Lat))) + if mk.Popup != nil { + b.WriteString(popupConstructorJS(*mk.Popup, "pk")) + b.WriteString(`mk.setPopup(pk);`) + } + b.WriteString(fmt.Sprintf(`mk.addTo(map);map._via_markers[%s]=mk;`, jsonStr(markerID))) + return b.String() +} + +// addMarkerJS generates a self-contained IIFE to add a marker post-render. +func addMarkerJS(mapID, markerID string, mk Marker) string { + var b strings.Builder + b.WriteString(fmt.Sprintf( + `(function(){var map=window.__via_maps&&window.__via_maps[%s];if(!map)return;`, + jsonStr(mapID))) + // Remove existing marker with same ID + b.WriteString(fmt.Sprintf( + `if(map._via_markers[%[1]s]){map._via_markers[%[1]s].remove();delete map._via_markers[%[1]s];}`, + jsonStr(markerID))) + b.WriteString(markerBodyJS(markerID, mk)) + b.WriteString(`})()`) + return b.String() +} + +// removeMarkerJS generates JS to remove a marker. Expects `m` in scope (used inside guard). +func removeMarkerJS(markerID string) string { + return fmt.Sprintf( + `if(m._via_markers[%[1]s]){m._via_markers[%[1]s].remove();delete m._via_markers[%[1]s];}`, + jsonStr(markerID)) +} + +// popupBodyJS generates JS to show a popup, assuming `map` is in scope. +func popupBodyJS(popupID string, p Popup) string { + var b strings.Builder + b.WriteString(popupConstructorJS(p, "p")) + b.WriteString(fmt.Sprintf( + `p.setLngLat([%s,%s]).addTo(map);map._via_popups[%s]=p;`, + formatFloat(p.LngLat.Lng), formatFloat(p.LngLat.Lat), jsonStr(popupID))) + return b.String() +} + +// showPopupJS generates a self-contained IIFE to show a popup post-render. +func showPopupJS(mapID, popupID string, p Popup) string { + var b strings.Builder + b.WriteString(fmt.Sprintf( + `(function(){var map=window.__via_maps&&window.__via_maps[%s];if(!map)return;`, + jsonStr(mapID))) + // Close existing popup with same ID + b.WriteString(fmt.Sprintf( + `if(map._via_popups[%[1]s]){map._via_popups[%[1]s].remove();delete map._via_popups[%[1]s];}`, + jsonStr(popupID))) + b.WriteString(popupBodyJS(popupID, p)) + b.WriteString(`})()`) + return b.String() +} + +// closePopupJS generates JS to close a popup. Expects `m` in scope (used inside guard). +func closePopupJS(popupID string) string { + return fmt.Sprintf( + `if(m._via_popups[%[1]s]){m._via_popups[%[1]s].remove();delete m._via_popups[%[1]s];}`, + jsonStr(popupID)) +} + +// popupConstructorJS generates JS to create a Popup object stored in varName. +func popupConstructorJS(p Popup, varName string) string { + opts := "{" + if p.HideCloseButton { + opts += `closeButton:false,` + } + if p.MaxWidth != "" { + opts += fmt.Sprintf(`maxWidth:%s,`, jsonStr(p.MaxWidth)) + } + opts += "}" + return fmt.Sprintf(`var %s=new maplibregl.Popup(%s).setHTML(%s);`, + varName, opts, jsonStr(p.Content)) +} + +func formatFloat(f float64) string { + return fmt.Sprintf("%g", f) +} diff --git a/maplibre/maplibre-gl.css b/maplibre/maplibre-gl.css new file mode 100644 index 0000000..6ceb5de --- /dev/null +++ b/maplibre/maplibre-gl.css @@ -0,0 +1 @@ +.maplibregl-map{font:12px/20px Helvetica Neue,Arial,Helvetica,sans-serif;overflow:hidden;position:relative;-webkit-tap-highlight-color:rgb(0 0 0/0)}.maplibregl-canvas{left:0;position:absolute;top:0}.maplibregl-map:fullscreen{height:100%;width:100%}.maplibregl-ctrl-group button.maplibregl-ctrl-compass{touch-action:none}.maplibregl-canvas-container.maplibregl-interactive,.maplibregl-ctrl-group button.maplibregl-ctrl-compass{cursor:grab;-webkit-user-select:none;-moz-user-select:none;user-select:none}.maplibregl-canvas-container.maplibregl-interactive.maplibregl-track-pointer{cursor:pointer}.maplibregl-canvas-container.maplibregl-interactive:active,.maplibregl-ctrl-group button.maplibregl-ctrl-compass:active{cursor:grabbing}.maplibregl-canvas-container.maplibregl-touch-zoom-rotate,.maplibregl-canvas-container.maplibregl-touch-zoom-rotate .maplibregl-canvas{touch-action:pan-x pan-y}.maplibregl-canvas-container.maplibregl-touch-drag-pan,.maplibregl-canvas-container.maplibregl-touch-drag-pan 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button.maplibregl-ctrl-geolocate.maplibregl-ctrl-geolocate-background-error .maplibregl-ctrl-icon{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='29' height='29' fill='%23e54e33' viewBox='0 0 20 20'%3E%3Cpath d='M10 4C9 4 9 5 9 5v.1A5 5 0 0 0 5.1 9H5s-1 0-1 1 1 1 1 1h.1A5 5 0 0 0 9 14.9v.1s0 1 1 1 1-1 1-1v-.1a5 5 0 0 0 3.9-3.9h.1s1 0 1-1-1-1-1-1h-.1A5 5 0 0 0 11 5.1V5s0-1-1-1m0 2.5a3.5 3.5 0 1 1 0 7 3.5 3.5 0 1 1 0-7'/%3E%3C/svg%3E")}.maplibregl-ctrl button.maplibregl-ctrl-geolocate.maplibregl-ctrl-geolocate-waiting .maplibregl-ctrl-icon{animation:maplibregl-spin 2s linear infinite}@media (forced-colors:active){.maplibregl-ctrl button.maplibregl-ctrl-geolocate .maplibregl-ctrl-icon{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='29' height='29' fill='%23fff' viewBox='0 0 20 20'%3E%3Cpath d='M10 4C9 4 9 5 9 5v.1A5 5 0 0 0 5.1 9H5s-1 0-1 1 1 1 1 1h.1A5 5 0 0 0 9 14.9v.1s0 1 1 1 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Full text of license: https://github.com/maplibre/maplibre-gl-js/blob/v4.7.1/LICENSE.txt + */ +(function (global, factory) { +typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : +typeof define === 'function' && define.amd ? define(factory) : +(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.maplibregl = factory()); +})(this, (function () { 'use strict'; + +/* eslint-disable */ + +var maplibregl = {}; +var modules = {}; +function define(moduleName, _dependencies, moduleFactory) { + modules[moduleName] = moduleFactory; + + // to get the list of modules see generated dist/maplibre-gl-dev.js file (look for `define(` calls) + if (moduleName !== 'index') { + return; + } + + // we assume that when an index module is initializing then other modules are loaded already + var workerBundleString = 'var sharedModule = {}; (' + modules.shared + ')(sharedModule); (' + modules.worker + ')(sharedModule);' + + var sharedModule = 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this.args.every((t=>t.outputDefined()))}}const he=["Unknown","Point","LineString","Polygon"];class pe{constructor(){this.globals=null,this.feature=null,this.featureState=null,this.formattedSection=null,this._parseColorCache={},this.availableImages=null,this.canonical=null;}id(){return this.feature&&"id"in this.feature?this.feature.id:null}geometryType(){return this.feature?"number"==typeof this.feature.type?he[this.feature.type]:this.feature.type:null}geometry(){return this.feature&&"geometry"in this.feature?this.feature.geometry:null}canonicalID(){return this.canonical}properties(){return this.feature&&this.feature.properties||{}}parseColor(t){let e=this._parseColorCache[t];return e||(e=this._parseColorCache[t]=Kt.parse(t)),e}}class fe{constructor(t,e,r=[],n,i=new ot,s=[]){this.registry=t,this.path=r,this.key=r.map((t=>`[${t}]`)).join(""),this.scope=i,this.errors=s,this.expectedType=n,this._isConstant=e;}parse(t,e,r,n,i={}){return e?this.concat(e,r,n)._parse(t,i):this._parse(t,i)}_parse(t,e){function r(t,e,r){return "assert"===r?new le(e,[t]):"coerce"===r?new ce(e,[t]):t}if(null!==t&&"string"!=typeof t&&"boolean"!=typeof t&&"number"!=typeof t||(t=["literal",t]),Array.isArray(t)){if(0===t.length)return this.error('Expected an array with at least one element. 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!1}}class ge{constructor(t,e){this.type=ht,this.needle=t,this.haystack=e;}static parse(t,e){if(3!==t.length)return e.error(`Expected 2 arguments, but found ${t.length-1} instead.`);const r=e.parse(t[1],1,dt),n=e.parse(t[2],2,dt);return r&&n?St(r.type,[ht,ct,ut,lt,dt])?new ge(r,n):e.error(`Expected first argument to be of type boolean, string, number or null, but found ${wt(r.type)} instead`):null}evaluate(t){const e=this.needle.evaluate(t),r=this.haystack.evaluate(t);if(!r)return !1;if(!kt(e,["boolean","string","number","null"]))throw new ae(`Expected first argument to be of type boolean, string, number or null, but found ${wt(ne(e))} instead.`);if(!kt(r,["string","array"]))throw new ae(`Expected second argument to be of type array or string, but found ${wt(ne(r))} instead.`);return r.indexOf(e)>=0}eachChild(t){t(this.needle),t(this.haystack);}outputDefined(){return !0}}class xe{constructor(t,e,r){this.type=ut,this.needle=t,this.haystack=e,this.fromIndex=r;}static 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!1}]]},"!":[ht,[ht],(t,[e])=>!e.evaluate(t)],"is-supported-script":[ht,[ct],(t,[e])=>{const r=t.globals&&t.globals.isSupportedScript;return !r||r(e.evaluate(t))}],upcase:[ct,[ct],(t,[e])=>e.evaluate(t).toUpperCase()],downcase:[ct,[ct],(t,[e])=>e.evaluate(t).toLowerCase()],concat:[ct,Wr(dt),(t,e)=>e.map((e=>ie(e.evaluate(t)))).join("")],"resolved-locale":[ct,[yt],(t,[e])=>e.evaluate(t).resolvedLocale()]});class xn{constructor(t,e){var r;this.expression=t,this._warningHistory={},this._evaluator=new pe,this._defaultValue=e?"color"===(r=e).type&&cn(r.default)?new Kt(0,0,0,0):"color"===r.type?Kt.parse(r.default)||null:"padding"===r.type?Jt.parse(r.default)||null:"variableAnchorOffsetCollection"===r.type?Qt.parse(r.default)||null:void 0===r.default?null:r.default:null,this._enumValues=e&&"enum"===e.type?e.values:null;}evaluateWithoutErrorHandling(t,e,r,n,i,s){return this._evaluator.globals=t,this._evaluator.feature=e,this._evaluator.featureState=r,this._evaluator.canonical=n,this._evaluator.availableImages=i||null,this._evaluator.formattedSection=s,this.expression.evaluate(this._evaluator)}evaluate(t,e,r,n,i,s){this._evaluator.globals=t,this._evaluator.feature=e||null,this._evaluator.featureState=r||null,this._evaluator.canonical=n,this._evaluator.availableImages=i||null,this._evaluator.formattedSection=s||null;try{const t=this.expression.evaluate(this._evaluator);if(null==t||"number"==typeof t&&t!=t)return this._defaultValue;if(this._enumValues&&!(t in this._enumValues))throw new ae(`Expected value to be one of ${Object.keys(this._enumValues).map((t=>JSON.stringify(t))).join(", ")}, but found ${JSON.stringify(t)} instead.`);return t}catch(t){return this._warningHistory[t.message]||(this._warningHistory[t.message]=!0,"undefined"!=typeof console&&console.warn(t.message)),this._defaultValue}}}function vn(t){return Array.isArray(t)&&t.length>0&&"string"==typeof t[0]&&t[0]in Kr}function bn(t,e){const r=new fe(Kr,Qr,[],e?function(t){const e={color:pt,string:ct,number:ut,enum:ct,boolean:ht,formatted:mt,padding:gt,resolvedImage:xt,variableAnchorOffsetCollection:vt};return "array"===t.type?bt(e[t.value]||dt,t.length):e[t.type]}(e):void 0),n=r.parse(t,void 0,void 0,void 0,e&&"string"===e.type?{typeAnnotation:"coerce"}:void 0);return n?nn(new xn(n,e)):sn(r.errors)}class wn{constructor(t,e){this.kind=t,this._styleExpression=e,this.isStateDependent="constant"!==t&&!en(e.expression);}evaluateWithoutErrorHandling(t,e,r,n,i,s){return this._styleExpression.evaluateWithoutErrorHandling(t,e,r,n,i,s)}evaluate(t,e,r,n,i,s){return this._styleExpression.evaluate(t,e,r,n,i,s)}}class _n{constructor(t,e,r,n){this.kind=t,this.zoomStops=r,this._styleExpression=e,this.isStateDependent="camera"!==t&&!en(e.expression),this.interpolationType=n;}evaluateWithoutErrorHandling(t,e,r,n,i,s){return this._styleExpression.evaluateWithoutErrorHandling(t,e,r,n,i,s)}evaluate(t,e,r,n,i,s){return this._styleExpression.evaluate(t,e,r,n,i,s)}interpolationFactor(t,e,r){return this.interpolationType?Be.interpolationFactor(this.interpolationType,t,e,r):0}}function An(t,e){const r=bn(t,e);if("error"===r.result)return r;const n=r.value.expression,i=tn(n);if(!i&&!an(e))return sn([new at("","data expressions not supported")]);const s=rn(n,["zoom"]);if(!s&&!on(e))return sn([new at("","zoom expressions not supported")]);const a=kn(n);return a||s?a instanceof at?sn([a]):a instanceof Be&&!ln(e)?sn([new at("",'"interpolate" expressions cannot be used with this property')]):nn(a?new _n(i?"camera":"composite",r.value,a.labels,a instanceof Be?a.interpolation:void 0):new wn(i?"constant":"source",r.value)):sn([new at("",'"zoom" expression may only be used as input to a top-level "step" or "interpolate" expression.')])}class Sn{constructor(t,e){this._parameters=t,this._specification=e,st(this,pn(this._parameters,this._specification));}static deserialize(t){return new Sn(t._parameters,t._specification)}static serialize(t){return {_parameters:t._parameters,_specification:t._specification}}}function kn(t){let e=null;if(t instanceof de)e=kn(t.result);else if(t instanceof Ee){for(const r of t.args)if(e=kn(r),e)break}else (t instanceof Ae||t instanceof Be)&&t.input instanceof Xr&&"zoom"===t.input.name&&(e=t);return e instanceof at||t.eachChild((t=>{const r=kn(t);r instanceof at?e=r:!e&&r?e=new at("",'"zoom" expression may only be used as input to a top-level "step" or "interpolate" expression.'):e&&r&&e!==r&&(e=new at("",'Only one zoom-based "step" or "interpolate" subexpression may be used in an expression.'));})),e}function Mn(t){if(!0===t||!1===t)return !0;if(!Array.isArray(t)||0===t.length)return !1;switch(t[0]){case"has":return t.length>=2&&"$id"!==t[1]&&"$type"!==t[1];case"in":return 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o=un(t.value),l=On(t.value),u=null!==t.value?t.value:s;if(n){if(o!==n)return [new it(t.key,u,`${o} stop domain type must match previous stop domain type ${n}`)]}else n=o;if("number"!==o&&"string"!==o&&"boolean"!==o)return [new it(t.key,u,"stop domain value must be a number, string, or boolean")];if("number"!==o&&"categorical"!==r){let n=`number expected, ${o} found`;return an(e)&&void 0===r&&(n+='\nIf you intended to use a categorical function, specify `"type": "categorical"`.'),[new it(t.key,u,n)]}return "categorical"!==r||"number"!==o||isFinite(l)&&Math.floor(l)===l?"categorical"!==r&&"number"===o&&void 0!==i&&lnew it(`${t.key}${e.key}`,t.value,e.message)));const r=e.value.expression||e.value._styleExpression.expression;if("property"===t.expressionContext&&"text-font"===t.propertyKey&&!r.outputDefined())return [new it(t.key,t.value,`Invalid data expression for "${t.propertyKey}". Output values must be contained as literals within the expression.`)];if("property"===t.expressionContext&&"layout"===t.propertyType&&!en(r))return [new it(t.key,t.value,'"feature-state" data expressions are not supported with layout properties.')];if("filter"===t.expressionContext&&!en(r))return [new it(t.key,t.value,'"feature-state" data expressions are not supported with filters.')];if(t.expressionContext&&0===t.expressionContext.indexOf("cluster")){if(!rn(r,["zoom","feature-state"]))return [new it(t.key,t.value,'"zoom" and "feature-state" expressions are not supported with cluster properties.')];if("cluster-initial"===t.expressionContext&&!tn(r))return [new it(t.key,t.value,"Feature data expressions are not supported with initial expression part of cluster properties.")]}return []}function Gn(t){const e=t.key,r=t.value,n=t.valueSpec,i=[];return Array.isArray(n.values)?-1===n.values.indexOf(On(r))&&i.push(new it(e,r,`expected one of [${n.values.join(", ")}], ${JSON.stringify(r)} 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u=this.d*l+p;if((!o||o(this._convertFromCellCoord(p),this._convertFromCellCoord(l),this._convertFromCellCoord(p+1),this._convertFromCellCoord(l+1)))&&i.call(this,t,e,r,n,u,s,a,o))return}}_convertFromCellCoord(t){return (t-this.padding)/this.scale}_convertToCellCoord(t){return Math.max(0,Math.min(this.d-1,Math.floor(t*this.scale)+this.padding))}toArrayBuffer(){if(this.arrayBuffer)return this.arrayBuffer;const t=this.cells,e=3+this.cells.length+1+1;let r=0;for(let t=0;t=0)continue;const s=t[n];i[n]=bi[r].shallow.indexOf(n)>=0?s:ki(s,e);}t instanceof Error&&(i.message=t.message);}if(i.$name)throw new Error("$name property is reserved for worker serialization logic.");return "Object"!==r&&(i.$name=r),i}function Mi(t){if(Si(t))return t;if(Array.isArray(t))return t.map(Mi);if("object"!=typeof t)throw new Error("can't deserialize object of type "+typeof t);const e=Ai(t)||"Object";if(!bi[e])throw new Error(`can't deserialize unregistered class ${e}`);const{klass:r}=bi[e];if(!r)throw new Error(`can't deserialize unregistered class ${e}`);if(r.deserialize)return r.deserialize(t);const n=Object.create(r.prototype);for(const r of Object.keys(t)){if("$name"===r)continue;const i=t[r];n[r]=bi[e].shallow.indexOf(r)>=0?i:Mi(i);}return n}class Ii{constructor(){this.first=!0;}update(t,e){const r=Math.floor(t);return this.first?(this.first=!1,this.lastIntegerZoom=r,this.lastIntegerZoomTime=0,this.lastZoom=t,this.lastFloorZoom=r,!0):(this.lastFloorZoom>r?(this.lastIntegerZoom=r+1,this.lastIntegerZoomTime=e):this.lastFloorZoomt>=128&&t<=255,"Hangul Jamo":t=>t>=4352&&t<=4607,Khmer:t=>t>=6016&&t<=6143,"General Punctuation":t=>t>=8192&&t<=8303,"Letterlike Symbols":t=>t>=8448&&t<=8527,"Number Forms":t=>t>=8528&&t<=8591,"Miscellaneous Technical":t=>t>=8960&&t<=9215,"Control Pictures":t=>t>=9216&&t<=9279,"Optical Character Recognition":t=>t>=9280&&t<=9311,"Enclosed Alphanumerics":t=>t>=9312&&t<=9471,"Geometric Shapes":t=>t>=9632&&t<=9727,"Miscellaneous Symbols":t=>t>=9728&&t<=9983,"Miscellaneous Symbols and Arrows":t=>t>=11008&&t<=11263,"Ideographic Description Characters":t=>t>=12272&&t<=12287,"CJK Symbols and Punctuation":t=>t>=12288&&t<=12351,Katakana:t=>t>=12448&&t<=12543,Kanbun:t=>t>=12688&&t<=12703,"CJK Strokes":t=>t>=12736&&t<=12783,"Enclosed CJK Letters and Months":t=>t>=12800&&t<=13055,"CJK Compatibility":t=>t>=13056&&t<=13311,"Yijing Hexagram Symbols":t=>t>=19904&&t<=19967,"Private Use Area":t=>t>=57344&&t<=63743,"Vertical Forms":t=>t>=65040&&t<=65055,"CJK Compatibility Forms":t=>t>=65072&&t<=65103,"Small Form Variants":t=>t>=65104&&t<=65135,"Halfwidth and Fullwidth Forms":t=>t>=65280&&t<=65519};function Pi(t){for(const e of t)if(Ti(e.charCodeAt(0)))return !0;return !1}function Ci(t){for(const e of t)if(!Ei(e.charCodeAt(0)))return !1;return !0}function Bi(t){const e=t.map((t=>{try{return new RegExp(`\\p{sc=${t}}`,"u").source}catch(t){return null}})).filter((t=>t));return new RegExp(e.join("|"),"u")}const Vi=Bi(["Arab","Dupl","Mong","Ougr","Syrc"]);function Ei(t){return !Vi.test(String.fromCodePoint(t))}const Fi=Bi(["Bopo","Hani","Hira","Kana","Kits","Nshu","Tang","Yiii"]);function Ti(t){return !(746!==t&&747!==t&&(t<4352||!(zi["CJK Compatibility Forms"](t)&&!(t>=65097&&t<=65103)||zi["CJK Compatibility"](t)||zi["CJK Strokes"](t)||!(!zi["CJK Symbols and Punctuation"](t)||t>=12296&&t<=12305||t>=12308&&t<=12319||12336===t)||zi["Enclosed CJK Letters and Months"](t)||zi["Ideographic Description Characters"](t)||zi.Kanbun(t)||zi.Katakana(t)&&12540!==t||!(!zi["Halfwidth and Fullwidth Forms"](t)||65288===t||65289===t||65293===t||t>=65306&&t<=65310||65339===t||65341===t||65343===t||t>=65371&&t<=65503||65507===t||t>=65512&&t<=65519)||!(!zi["Small Form Variants"](t)||t>=65112&&t<=65118||t>=65123&&t<=65126)||zi["Vertical Forms"](t)||zi["Yijing Hexagram Symbols"](t)||/\p{sc=Cans}/u.test(String.fromCodePoint(t))||/\p{sc=Hang}/u.test(String.fromCodePoint(t))||Fi.test(String.fromCodePoint(t)))))}function $i(t){return !(Ti(t)||function(t){return !!(zi["Latin-1 Supplement"](t)&&(167===t||169===t||174===t||177===t||188===t||189===t||190===t||215===t||247===t)||zi["General Punctuation"](t)&&(8214===t||8224===t||8225===t||8240===t||8241===t||8251===t||8252===t||8258===t||8263===t||8264===t||8265===t||8273===t)||zi["Letterlike Symbols"](t)||zi["Number Forms"](t)||zi["Miscellaneous Technical"](t)&&(t>=8960&&t<=8967||t>=8972&&t<=8991||t>=8996&&t<=9e3||9003===t||t>=9085&&t<=9114||t>=9150&&t<=9165||9167===t||t>=9169&&t<=9179||t>=9186&&t<=9215)||zi["Control Pictures"](t)&&9251!==t||zi["Optical Character Recognition"](t)||zi["Enclosed Alphanumerics"](t)||zi["Geometric Shapes"](t)||zi["Miscellaneous Symbols"](t)&&!(t>=9754&&t<=9759)||zi["Miscellaneous Symbols and Arrows"](t)&&(t>=11026&&t<=11055||t>=11088&&t<=11097||t>=11192&&t<=11243)||zi["CJK Symbols and Punctuation"](t)||zi.Katakana(t)||zi["Private Use Area"](t)||zi["CJK Compatibility Forms"](t)||zi["Small Form Variants"](t)||zi["Halfwidth and Fullwidth Forms"](t)||8734===t||8756===t||8757===t||t>=9984&&t<=10087||t>=10102&&t<=10131||65532===t||65533===t)}(t))}const Li=Bi(["Adlm","Arab","Armi","Avst","Chrs","Cprt","Egyp","Elym","Gara","Hatr","Hebr","Hung","Khar","Lydi","Mand","Mani","Mend","Merc","Mero","Narb","Nbat","Nkoo","Orkh","Palm","Phli","Phlp","Phnx","Prti","Rohg","Samr","Sarb","Sogo","Syrc","Thaa","Todr","Yezi"]);function Di(t){return Li.test(String.fromCodePoint(t))}function Oi(t,e){return !(!e&&Di(t)||t>=2304&&t<=3583||t>=3840&&t<=4255||zi.Khmer(t))}function ji(t){for(const e of t)if(Di(e.charCodeAt(0)))return !0;return !1}const Ri=new class{constructor(){this.applyArabicShaping=null,this.processBidirectionalText=null,this.processStyledBidirectionalText=null,this.pluginStatus="unavailable",this.pluginURL=null;}setState(t){this.pluginStatus=t.pluginStatus,this.pluginURL=t.pluginURL;}getState(){return {pluginStatus:this.pluginStatus,pluginURL:this.pluginURL}}setMethods(t){this.applyArabicShaping=t.applyArabicShaping,this.processBidirectionalText=t.processBidirectionalText,this.processStyledBidirectionalText=t.processStyledBidirectionalText;}isParsed(){return null!=this.applyArabicShaping&&null!=this.processBidirectionalText&&null!=this.processStyledBidirectionalText}getPluginURL(){return this.pluginURL}getRTLTextPluginStatus(){return this.pluginStatus}};class Ui{constructor(t,e){this.zoom=t,e?(this.now=e.now,this.fadeDuration=e.fadeDuration,this.zoomHistory=e.zoomHistory,this.transition=e.transition):(this.now=0,this.fadeDuration=0,this.zoomHistory=new Ii,this.transition={});}isSupportedScript(t){return function(t,e){for(const r of t)if(!Oi(r.charCodeAt(0),e))return !1;return !0}(t,"loaded"===Ri.getRTLTextPluginStatus())}crossFadingFactor(){return 0===this.fadeDuration?1:Math.min((this.now-this.zoomHistory.lastIntegerZoomTime)/this.fadeDuration,1)}getCrossfadeParameters(){const t=this.zoom,e=t-Math.floor(t),r=this.crossFadingFactor();return t>this.zoomHistory.lastIntegerZoom?{fromScale:2,toScale:1,t:e+(1-e)*r}:{fromScale:.5,toScale:1,t:1-(1-r)*e}}}class qi{constructor(t,e){this.property=t,this.value=e,this.expression=function(t,e){if(cn(t))return new Sn(t,e);if(vn(t)){const r=An(t,e);if("error"===r.result)throw new Error(r.value.map((t=>`${t.key}: ${t.message}`)).join(", "));return r.value}{let r=t;return "color"===e.type&&"string"==typeof t?r=Kt.parse(t):"padding"!==e.type||"number"!=typeof t&&!Array.isArray(t)?"variableAnchorOffsetCollection"===e.type&&Array.isArray(t)&&(r=Qt.parse(t)):r=Jt.parse(t),{kind:"constant",evaluate:()=>r}}}(void 0===e?t.specification.default:e,t.specification);}isDataDriven(){return "source"===this.expression.kind||"composite"===this.expression.kind}possiblyEvaluate(t,e,r){return this.property.possiblyEvaluate(this,t,e,r)}}class Ni{constructor(t){this.property=t,this.value=new qi(t,void 0);}transitioned(t,e){return new Gi(this.property,this.value,e,g({},t.transition,this.transition),t.now)}untransitioned(){return new Gi(this.property,this.value,null,{},0)}}class Zi{constructor(t){this._properties=t,this._values=Object.create(t.defaultTransitionablePropertyValues);}getValue(t){return w(this._values[t].value.value)}setValue(t,e){Object.prototype.hasOwnProperty.call(this._values,t)||(this._values[t]=new Ni(this._values[t].property)),this._values[t].value=new qi(this._values[t].property,null===e?void 0:w(e));}getTransition(t){return w(this._values[t].transition)}setTransition(t,e){Object.prototype.hasOwnProperty.call(this._values,t)||(this._values[t]=new Ni(this._values[t].property)),this._values[t].transition=w(e)||void 0;}serialize(){const t={};for(const e of Object.keys(this._values)){const r=this.getValue(e);void 0!==r&&(t[e]=r);const n=this.getTransition(e);void 0!==n&&(t[`${e}-transition`]=n);}return t}transitioned(t,e){const r=new Ki(this._properties);for(const n of Object.keys(this._values))r._values[n]=this._values[n].transitioned(t,e._values[n]);return r}untransitioned(){const t=new Ki(this._properties);for(const e of Object.keys(this._values))t._values[e]=this._values[e].untransitioned();return t}}class Gi{constructor(t,e,r,n,i){this.property=t,this.value=e,this.begin=i+n.delay||0,this.end=this.begin+n.duration||0,t.specification.transition&&(n.delay||n.duration)&&(this.prior=r);}possiblyEvaluate(t,e,r){const n=t.now||0,i=this.value.possiblyEvaluate(t,e,r),s=this.prior;if(s){if(n>this.end)return this.prior=null,i;if(this.value.isDataDriven())return this.prior=null,i;if(n=1)return 1;const e=t*t,r=e*t;return 4*(t<.5?r:3*(t-e)+r-.75)}(a))}}return i}}class Ki{constructor(t){this._properties=t,this._values=Object.create(t.defaultTransitioningPropertyValues);}possiblyEvaluate(t,e,r){const n=new Yi(this._properties);for(const i of Object.keys(this._values))n._values[i]=this._values[i].possiblyEvaluate(t,e,r);return n}hasTransition(){for(const t of Object.keys(this._values))if(this._values[t].prior)return !0;return !1}}class Xi{constructor(t){this._properties=t,this._values=Object.create(t.defaultPropertyValues);}hasValue(t){return void 0!==this._values[t].value}getValue(t){return w(this._values[t].value)}setValue(t,e){this._values[t]=new qi(this._values[t].property,null===e?void 0:w(e));}serialize(){const t={};for(const e of Object.keys(this._values)){const r=this.getValue(e);void 0!==r&&(t[e]=r);}return t}possiblyEvaluate(t,e,r){const n=new Yi(this._properties);for(const i of Object.keys(this._values))n._values[i]=this._values[i].possiblyEvaluate(t,e,r);return n}}class Hi{constructor(t,e,r){this.property=t,this.value=e,this.parameters=r;}isConstant(){return "constant"===this.value.kind}constantOr(t){return "constant"===this.value.kind?this.value.value:t}evaluate(t,e,r,n){return this.property.evaluate(this.value,this.parameters,t,e,r,n)}}class Yi{constructor(t){this._properties=t,this._values=Object.create(t.defaultPossiblyEvaluatedValues);}get(t){return this._values[t]}}class Ji{constructor(t){this.specification=t;}possiblyEvaluate(t,e){if(t.isDataDriven())throw new Error("Value should not be data driven");return t.expression.evaluate(e)}interpolate(t,e,r){const n=Ce[this.specification.type];return n?n(t,e,r):t}}class Wi{constructor(t,e){this.specification=t,this.overrides=e;}possiblyEvaluate(t,e,r,n){return new Hi(this,"constant"===t.expression.kind||"camera"===t.expression.kind?{kind:"constant",value:t.expression.evaluate(e,null,{},r,n)}:t.expression,e)}interpolate(t,e,r){if("constant"!==t.value.kind||"constant"!==e.value.kind)return t;if(void 0===t.value.value||void 0===e.value.value)return new Hi(this,{kind:"constant",value:void 0},t.parameters);const n=Ce[this.specification.type];if(n){const i=n(t.value.value,e.value.value,r);return new Hi(this,{kind:"constant",value:i},t.parameters)}return t}evaluate(t,e,r,n,i,s){return "constant"===t.kind?t.value:t.evaluate(e,r,n,i,s)}}class Qi extends Wi{possiblyEvaluate(t,e,r,n){if(void 0===t.value)return new Hi(this,{kind:"constant",value:void 0},e);if("constant"===t.expression.kind){const i=t.expression.evaluate(e,null,{},r,n),s="resolvedImage"===t.property.specification.type&&"string"!=typeof i?i.name:i,a=this._calculate(s,s,s,e);return new Hi(this,{kind:"constant",value:a},e)}if("camera"===t.expression.kind){const r=this._calculate(t.expression.evaluate({zoom:e.zoom-1}),t.expression.evaluate({zoom:e.zoom}),t.expression.evaluate({zoom:e.zoom+1}),e);return new Hi(this,{kind:"constant",value:r},e)}return new Hi(this,t.expression,e)}evaluate(t,e,r,n,i,s){if("source"===t.kind){const a=t.evaluate(e,r,n,i,s);return this._calculate(a,a,a,e)}return "composite"===t.kind?this._calculate(t.evaluate({zoom:Math.floor(e.zoom)-1},r,n),t.evaluate({zoom:Math.floor(e.zoom)},r,n),t.evaluate({zoom:Math.floor(e.zoom)+1},r,n),e):t.value}_calculate(t,e,r,n){return n.zoom>n.zoomHistory.lastIntegerZoom?{from:t,to:e}:{from:r,to:e}}interpolate(t){return t}}class ts{constructor(t){this.specification=t;}possiblyEvaluate(t,e,r,n){if(void 0!==t.value){if("constant"===t.expression.kind){const i=t.expression.evaluate(e,null,{},r,n);return this._calculate(i,i,i,e)}return this._calculate(t.expression.evaluate(new Ui(Math.floor(e.zoom-1),e)),t.expression.evaluate(new Ui(Math.floor(e.zoom),e)),t.expression.evaluate(new Ui(Math.floor(e.zoom+1),e)),e)}}_calculate(t,e,r,n){return n.zoom>n.zoomHistory.lastIntegerZoom?{from:t,to:e}:{from:r,to:e}}interpolate(t){return t}}class es{constructor(t){this.specification=t;}possiblyEvaluate(t,e,r,n){return !!t.expression.evaluate(e,null,{},r,n)}interpolate(){return !1}}class rs{constructor(t){this.properties=t,this.defaultPropertyValues={},this.defaultTransitionablePropertyValues={},this.defaultTransitioningPropertyValues={},this.defaultPossiblyEvaluatedValues={},this.overridableProperties=[];for(const e in t){const r=t[e];r.specification.overridable&&this.overridableProperties.push(e);const n=this.defaultPropertyValues[e]=new qi(r,void 0),i=this.defaultTransitionablePropertyValues[e]=new Ni(r);this.defaultTransitioningPropertyValues[e]=i.untransitioned(),this.defaultPossiblyEvaluatedValues[e]=n.possiblyEvaluate({});}}}wi("DataDrivenProperty",Wi),wi("DataConstantProperty",Ji),wi("CrossFadedDataDrivenProperty",Qi),wi("CrossFadedProperty",ts),wi("ColorRampProperty",es);const ns="-transition";class is extends Z{constructor(t,e){if(super(),this.id=t.id,this.type=t.type,this._featureFilter={filter:()=>!0,needGeometry:!1},"custom"!==t.type&&(this.metadata=t.metadata,this.minzoom=t.minzoom,this.maxzoom=t.maxzoom,"background"!==t.type&&(this.source=t.source,this.sourceLayer=t["source-layer"],this.filter=t.filter),e.layout&&(this._unevaluatedLayout=new Xi(e.layout)),e.paint)){this._transitionablePaint=new Zi(e.paint);for(const e in t.paint)this.setPaintProperty(e,t.paint[e],{validate:!1});for(const e in t.layout)this.setLayoutProperty(e,t.layout[e],{validate:!1});this._transitioningPaint=this._transitionablePaint.untransitioned(),this.paint=new Yi(e.paint);}}getCrossfadeParameters(){return this._crossfadeParameters}getLayoutProperty(t){return "visibility"===t?this.visibility:this._unevaluatedLayout.getValue(t)}setLayoutProperty(t,e,r={}){null!=e&&this._validate(gi,`layers.${this.id}.layout.${t}`,t,e,r)||("visibility"!==t?this._unevaluatedLayout.setValue(t,e):this.visibility=e);}getPaintProperty(t){return t.endsWith(ns)?this._transitionablePaint.getTransition(t.slice(0,-11)):this._transitionablePaint.getValue(t)}setPaintProperty(t,e,r={}){if(null!=e&&this._validate(mi,`layers.${this.id}.paint.${t}`,t,e,r))return !1;if(t.endsWith(ns))return this._transitionablePaint.setTransition(t.slice(0,-11),e||void 0),!1;{const r=this._transitionablePaint._values[t],n="cross-faded-data-driven"===r.property.specification["property-type"],i=r.value.isDataDriven(),s=r.value;this._transitionablePaint.setValue(t,e),this._handleSpecialPaintPropertyUpdate(t);const a=this._transitionablePaint._values[t].value;return a.isDataDriven()||i||n||this._handleOverridablePaintPropertyUpdate(t,s,a)}}_handleSpecialPaintPropertyUpdate(t){}_handleOverridablePaintPropertyUpdate(t,e,r){return !1}isHidden(t){return !!(this.minzoom&&t=this.maxzoom)||"none"===this.visibility}updateTransitions(t){this._transitioningPaint=this._transitionablePaint.transitioned(t,this._transitioningPaint);}hasTransition(){return this._transitioningPaint.hasTransition()}recalculate(t,e){t.getCrossfadeParameters&&(this._crossfadeParameters=t.getCrossfadeParameters()),this._unevaluatedLayout&&(this.layout=this._unevaluatedLayout.possiblyEvaluate(t,void 0,e)),this.paint=this._transitioningPaint.possiblyEvaluate(t,void 0,e);}serialize(){const t={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:this._unevaluatedLayout&&this._unevaluatedLayout.serialize(),paint:this._transitionablePaint&&this._transitionablePaint.serialize()};return this.visibility&&(t.layout=t.layout||{},t.layout.visibility=this.visibility),b(t,((t,e)=>!(void 0===t||"layout"===e&&!Object.keys(t).length||"paint"===e&&!Object.keys(t).length)))}_validate(t,e,r,n,i={}){return (!i||!1!==i.validate)&&xi(this,t.call(fi,{key:e,layerType:this.type,objectKey:r,value:n,styleSpec:G,style:{glyphs:!0,sprite:!0}}))}is3D(){return !1}isTileClipped(){return !1}hasOffscreenPass(){return !1}resize(){}isStateDependent(){for(const t in this.paint._values){const e=this.paint.get(t);if(e instanceof Hi&&an(e.property.specification)&&("source"===e.value.kind||"composite"===e.value.kind)&&e.value.isStateDependent)return !0}return !1}}const ss={Int8:Int8Array,Uint8:Uint8Array,Int16:Int16Array,Uint16:Uint16Array,Int32:Int32Array,Uint32:Uint32Array,Float32:Float32Array};class as{constructor(t,e){this._structArray=t,this._pos1=e*this.size,this._pos2=this._pos1/2,this._pos4=this._pos1/4,this._pos8=this._pos1/8;}}class os{constructor(){this.isTransferred=!1,this.capacity=-1,this.resize(0);}static serialize(t,e){return t._trim(),e&&(t.isTransferred=!0,e.push(t.arrayBuffer)),{length:t.length,arrayBuffer:t.arrayBuffer}}static deserialize(t){const e=Object.create(this.prototype);return e.arrayBuffer=t.arrayBuffer,e.length=t.length,e.capacity=t.arrayBuffer.byteLength/e.bytesPerElement,e._refreshViews(),e}_trim(){this.length!==this.capacity&&(this.capacity=this.length,this.arrayBuffer=this.arrayBuffer.slice(0,this.length*this.bytesPerElement),this._refreshViews());}clear(){this.length=0;}resize(t){this.reserve(t),this.length=t;}reserve(t){if(t>this.capacity){this.capacity=Math.max(t,Math.floor(5*this.capacity),128),this.arrayBuffer=new ArrayBuffer(this.capacity*this.bytesPerElement);const e=this.uint8;this._refreshViews(),e&&this.uint8.set(e);}}_refreshViews(){throw new Error("_refreshViews() must be implemented by each concrete StructArray layout")}}function ls(t,e=1){let r=0,n=0;return {members:t.map((t=>{const i=ss[t.type].BYTES_PER_ELEMENT,s=r=us(r,Math.max(e,i)),a=t.components||1;return n=Math.max(n,i),r+=i*a,{name:t.name,type:t.type,components:a,offset:s}})),size:us(r,Math.max(n,e)),alignment:e}}function us(t,e){return Math.ceil(t/e)*e}class cs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e){const r=this.length;return this.resize(r+1),this.emplace(r,t,e)}emplace(t,e,r){const n=2*t;return this.int16[n+0]=e,this.int16[n+1]=r,t}}cs.prototype.bytesPerElement=4,wi("StructArrayLayout2i4",cs);class hs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r){const n=this.length;return this.resize(n+1),this.emplace(n,t,e,r)}emplace(t,e,r,n){const i=3*t;return this.int16[i+0]=e,this.int16[i+1]=r,this.int16[i+2]=n,t}}hs.prototype.bytesPerElement=6,wi("StructArrayLayout3i6",hs);class ps extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r,n){const i=this.length;return this.resize(i+1),this.emplace(i,t,e,r,n)}emplace(t,e,r,n,i){const s=4*t;return this.int16[s+0]=e,this.int16[s+1]=r,this.int16[s+2]=n,this.int16[s+3]=i,t}}ps.prototype.bytesPerElement=8,wi("StructArrayLayout4i8",ps);class fs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s){const a=this.length;return this.resize(a+1),this.emplace(a,t,e,r,n,i,s)}emplace(t,e,r,n,i,s,a){const o=6*t;return this.int16[o+0]=e,this.int16[o+1]=r,this.int16[o+2]=n,this.int16[o+3]=i,this.int16[o+4]=s,this.int16[o+5]=a,t}}fs.prototype.bytesPerElement=12,wi("StructArrayLayout2i4i12",fs);class ds extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s){const a=this.length;return this.resize(a+1),this.emplace(a,t,e,r,n,i,s)}emplace(t,e,r,n,i,s,a){const o=4*t,l=8*t;return this.int16[o+0]=e,this.int16[o+1]=r,this.uint8[l+4]=n,this.uint8[l+5]=i,this.uint8[l+6]=s,this.uint8[l+7]=a,t}}ds.prototype.bytesPerElement=8,wi("StructArrayLayout2i4ub8",ds);class ys extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t,e){const r=this.length;return this.resize(r+1),this.emplace(r,t,e)}emplace(t,e,r){const n=2*t;return this.float32[n+0]=e,this.float32[n+1]=r,t}}ys.prototype.bytesPerElement=8,wi("StructArrayLayout2f8",ys);class ms extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s,a,o,l,u){const c=this.length;return this.resize(c+1),this.emplace(c,t,e,r,n,i,s,a,o,l,u)}emplace(t,e,r,n,i,s,a,o,l,u,c){const h=10*t;return this.uint16[h+0]=e,this.uint16[h+1]=r,this.uint16[h+2]=n,this.uint16[h+3]=i,this.uint16[h+4]=s,this.uint16[h+5]=a,this.uint16[h+6]=o,this.uint16[h+7]=l,this.uint16[h+8]=u,this.uint16[h+9]=c,t}}ms.prototype.bytesPerElement=20,wi("StructArrayLayout10ui20",ms);class gs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s,a,o,l,u,c,h){const p=this.length;return this.resize(p+1),this.emplace(p,t,e,r,n,i,s,a,o,l,u,c,h)}emplace(t,e,r,n,i,s,a,o,l,u,c,h,p){const f=12*t;return this.int16[f+0]=e,this.int16[f+1]=r,this.int16[f+2]=n,this.int16[f+3]=i,this.uint16[f+4]=s,this.uint16[f+5]=a,this.uint16[f+6]=o,this.uint16[f+7]=l,this.int16[f+8]=u,this.int16[f+9]=c,this.int16[f+10]=h,this.int16[f+11]=p,t}}gs.prototype.bytesPerElement=24,wi("StructArrayLayout4i4ui4i24",gs);class xs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t,e,r){const n=this.length;return this.resize(n+1),this.emplace(n,t,e,r)}emplace(t,e,r,n){const i=3*t;return this.float32[i+0]=e,this.float32[i+1]=r,this.float32[i+2]=n,t}}xs.prototype.bytesPerElement=12,wi("StructArrayLayout3f12",xs);class vs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer);}emplaceBack(t){const e=this.length;return this.resize(e+1),this.emplace(e,t)}emplace(t,e){return this.uint32[1*t+0]=e,t}}vs.prototype.bytesPerElement=4,wi("StructArrayLayout1ul4",vs);class bs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s,a,o,l){const u=this.length;return this.resize(u+1),this.emplace(u,t,e,r,n,i,s,a,o,l)}emplace(t,e,r,n,i,s,a,o,l,u){const c=10*t,h=5*t;return this.int16[c+0]=e,this.int16[c+1]=r,this.int16[c+2]=n,this.int16[c+3]=i,this.int16[c+4]=s,this.int16[c+5]=a,this.uint32[h+3]=o,this.uint16[c+8]=l,this.uint16[c+9]=u,t}}bs.prototype.bytesPerElement=20,wi("StructArrayLayout6i1ul2ui20",bs);class ws extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s){const a=this.length;return this.resize(a+1),this.emplace(a,t,e,r,n,i,s)}emplace(t,e,r,n,i,s,a){const o=6*t;return this.int16[o+0]=e,this.int16[o+1]=r,this.int16[o+2]=n,this.int16[o+3]=i,this.int16[o+4]=s,this.int16[o+5]=a,t}}ws.prototype.bytesPerElement=12,wi("StructArrayLayout2i2i2i12",ws);class _s extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i){const s=this.length;return this.resize(s+1),this.emplace(s,t,e,r,n,i)}emplace(t,e,r,n,i,s){const a=4*t,o=8*t;return this.float32[a+0]=e,this.float32[a+1]=r,this.float32[a+2]=n,this.int16[o+6]=i,this.int16[o+7]=s,t}}_s.prototype.bytesPerElement=16,wi("StructArrayLayout2f1f2i16",_s);class As extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s){const a=this.length;return this.resize(a+1),this.emplace(a,t,e,r,n,i,s)}emplace(t,e,r,n,i,s,a){const o=16*t,l=4*t,u=8*t;return this.uint8[o+0]=e,this.uint8[o+1]=r,this.float32[l+1]=n,this.float32[l+2]=i,this.int16[u+6]=s,this.int16[u+7]=a,t}}As.prototype.bytesPerElement=16,wi("StructArrayLayout2ub2f2i16",As);class Ss extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t,e,r){const n=this.length;return this.resize(n+1),this.emplace(n,t,e,r)}emplace(t,e,r,n){const i=3*t;return this.uint16[i+0]=e,this.uint16[i+1]=r,this.uint16[i+2]=n,t}}Ss.prototype.bytesPerElement=6,wi("StructArrayLayout3ui6",Ss);class ks extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s,a,o,l,u,c,h,p,f,d,y,m){const g=this.length;return this.resize(g+1),this.emplace(g,t,e,r,n,i,s,a,o,l,u,c,h,p,f,d,y,m)}emplace(t,e,r,n,i,s,a,o,l,u,c,h,p,f,d,y,m,g){const x=24*t,v=12*t,b=48*t;return this.int16[x+0]=e,this.int16[x+1]=r,this.uint16[x+2]=n,this.uint16[x+3]=i,this.uint32[v+2]=s,this.uint32[v+3]=a,this.uint32[v+4]=o,this.uint16[x+10]=l,this.uint16[x+11]=u,this.uint16[x+12]=c,this.float32[v+7]=h,this.float32[v+8]=p,this.uint8[b+36]=f,this.uint8[b+37]=d,this.uint8[b+38]=y,this.uint32[v+10]=m,this.int16[x+22]=g,t}}ks.prototype.bytesPerElement=48,wi("StructArrayLayout2i2ui3ul3ui2f3ub1ul1i48",ks);class Ms extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t,e,r,n,i,s,a,o,l,u,c,h,p,f,d,y,m,g,x,v,b,w,_,A,S,k,M,I){const z=this.length;return this.resize(z+1),this.emplace(z,t,e,r,n,i,s,a,o,l,u,c,h,p,f,d,y,m,g,x,v,b,w,_,A,S,k,M,I)}emplace(t,e,r,n,i,s,a,o,l,u,c,h,p,f,d,y,m,g,x,v,b,w,_,A,S,k,M,I,z){const P=32*t,C=16*t;return this.int16[P+0]=e,this.int16[P+1]=r,this.int16[P+2]=n,this.int16[P+3]=i,this.int16[P+4]=s,this.int16[P+5]=a,this.int16[P+6]=o,this.int16[P+7]=l,this.uint16[P+8]=u,this.uint16[P+9]=c,this.uint16[P+10]=h,this.uint16[P+11]=p,this.uint16[P+12]=f,this.uint16[P+13]=d,this.uint16[P+14]=y,this.uint16[P+15]=m,this.uint16[P+16]=g,this.uint16[P+17]=x,this.uint16[P+18]=v,this.uint16[P+19]=b,this.uint16[P+20]=w,this.uint16[P+21]=_,this.uint16[P+22]=A,this.uint32[C+12]=S,this.float32[C+13]=k,this.float32[C+14]=M,this.uint16[P+30]=I,this.uint16[P+31]=z,t}}Ms.prototype.bytesPerElement=64,wi("StructArrayLayout8i15ui1ul2f2ui64",Ms);class Is extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t){const e=this.length;return this.resize(e+1),this.emplace(e,t)}emplace(t,e){return this.float32[1*t+0]=e,t}}Is.prototype.bytesPerElement=4,wi("StructArrayLayout1f4",Is);class zs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t,e,r){const n=this.length;return this.resize(n+1),this.emplace(n,t,e,r)}emplace(t,e,r,n){const i=3*t;return this.uint16[6*t+0]=e,this.float32[i+1]=r,this.float32[i+2]=n,t}}zs.prototype.bytesPerElement=12,wi("StructArrayLayout1ui2f12",zs);class Ps extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t,e,r){const n=this.length;return this.resize(n+1),this.emplace(n,t,e,r)}emplace(t,e,r,n){const i=4*t;return this.uint32[2*t+0]=e,this.uint16[i+2]=r,this.uint16[i+3]=n,t}}Ps.prototype.bytesPerElement=8,wi("StructArrayLayout1ul2ui8",Ps);class Cs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t,e){const r=this.length;return this.resize(r+1),this.emplace(r,t,e)}emplace(t,e,r){const n=2*t;return this.uint16[n+0]=e,this.uint16[n+1]=r,t}}Cs.prototype.bytesPerElement=4,wi("StructArrayLayout2ui4",Cs);class Bs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);}emplaceBack(t){const e=this.length;return this.resize(e+1),this.emplace(e,t)}emplace(t,e){return this.uint16[1*t+0]=e,t}}Bs.prototype.bytesPerElement=2,wi("StructArrayLayout1ui2",Bs);class Vs extends os{_refreshViews(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);}emplaceBack(t,e,r,n){const i=this.length;return this.resize(i+1),this.emplace(i,t,e,r,n)}emplace(t,e,r,n,i){const s=4*t;return this.float32[s+0]=e,this.float32[s+1]=r,this.float32[s+2]=n,this.float32[s+3]=i,t}}Vs.prototype.bytesPerElement=16,wi("StructArrayLayout4f16",Vs);class Es extends as{get anchorPointX(){return this._structArray.int16[this._pos2+0]}get anchorPointY(){return this._structArray.int16[this._pos2+1]}get x1(){return this._structArray.int16[this._pos2+2]}get y1(){return this._structArray.int16[this._pos2+3]}get x2(){return this._structArray.int16[this._pos2+4]}get y2(){return this._structArray.int16[this._pos2+5]}get featureIndex(){return this._structArray.uint32[this._pos4+3]}get sourceLayerIndex(){return this._structArray.uint16[this._pos2+8]}get bucketIndex(){return this._structArray.uint16[this._pos2+9]}get anchorPoint(){return new s(this.anchorPointX,this.anchorPointY)}}Es.prototype.size=20;class Fs extends bs{get(t){return new Es(this,t)}}wi("CollisionBoxArray",Fs);class Ts extends as{get anchorX(){return this._structArray.int16[this._pos2+0]}get anchorY(){return this._structArray.int16[this._pos2+1]}get glyphStartIndex(){return this._structArray.uint16[this._pos2+2]}get numGlyphs(){return this._structArray.uint16[this._pos2+3]}get vertexStartIndex(){return this._structArray.uint32[this._pos4+2]}get lineStartIndex(){return this._structArray.uint32[this._pos4+3]}get lineLength(){return this._structArray.uint32[this._pos4+4]}get segment(){return this._structArray.uint16[this._pos2+10]}get lowerSize(){return this._structArray.uint16[this._pos2+11]}get upperSize(){return this._structArray.uint16[this._pos2+12]}get lineOffsetX(){return this._structArray.float32[this._pos4+7]}get lineOffsetY(){return this._structArray.float32[this._pos4+8]}get writingMode(){return this._structArray.uint8[this._pos1+36]}get placedOrientation(){return this._structArray.uint8[this._pos1+37]}set placedOrientation(t){this._structArray.uint8[this._pos1+37]=t;}get hidden(){return this._structArray.uint8[this._pos1+38]}set hidden(t){this._structArray.uint8[this._pos1+38]=t;}get crossTileID(){return this._structArray.uint32[this._pos4+10]}set crossTileID(t){this._structArray.uint32[this._pos4+10]=t;}get associatedIconIndex(){return this._structArray.int16[this._pos2+22]}}Ts.prototype.size=48;class $s extends ks{get(t){return new Ts(this,t)}}wi("PlacedSymbolArray",$s);class Ls extends as{get anchorX(){return this._structArray.int16[this._pos2+0]}get anchorY(){return this._structArray.int16[this._pos2+1]}get rightJustifiedTextSymbolIndex(){return this._structArray.int16[this._pos2+2]}get centerJustifiedTextSymbolIndex(){return this._structArray.int16[this._pos2+3]}get leftJustifiedTextSymbolIndex(){return this._structArray.int16[this._pos2+4]}get verticalPlacedTextSymbolIndex(){return this._structArray.int16[this._pos2+5]}get placedIconSymbolIndex(){return this._structArray.int16[this._pos2+6]}get verticalPlacedIconSymbolIndex(){return this._structArray.int16[this._pos2+7]}get key(){return this._structArray.uint16[this._pos2+8]}get textBoxStartIndex(){return this._structArray.uint16[this._pos2+9]}get textBoxEndIndex(){return this._structArray.uint16[this._pos2+10]}get verticalTextBoxStartIndex(){return this._structArray.uint16[this._pos2+11]}get verticalTextBoxEndIndex(){return this._structArray.uint16[this._pos2+12]}get iconBoxStartIndex(){return this._structArray.uint16[this._pos2+13]}get iconBoxEndIndex(){return this._structArray.uint16[this._pos2+14]}get verticalIconBoxStartIndex(){return this._structArray.uint16[this._pos2+15]}get verticalIconBoxEndIndex(){return this._structArray.uint16[this._pos2+16]}get featureIndex(){return this._structArray.uint16[this._pos2+17]}get numHorizontalGlyphVertices(){return this._structArray.uint16[this._pos2+18]}get numVerticalGlyphVertices(){return this._structArray.uint16[this._pos2+19]}get numIconVertices(){return this._structArray.uint16[this._pos2+20]}get numVerticalIconVertices(){return this._structArray.uint16[this._pos2+21]}get useRuntimeCollisionCircles(){return this._structArray.uint16[this._pos2+22]}get crossTileID(){return this._structArray.uint32[this._pos4+12]}set crossTileID(t){this._structArray.uint32[this._pos4+12]=t;}get textBoxScale(){return this._structArray.float32[this._pos4+13]}get collisionCircleDiameter(){return this._structArray.float32[this._pos4+14]}get textAnchorOffsetStartIndex(){return this._structArray.uint16[this._pos2+30]}get textAnchorOffsetEndIndex(){return this._structArray.uint16[this._pos2+31]}}Ls.prototype.size=64;class Ds extends Ms{get(t){return new Ls(this,t)}}wi("SymbolInstanceArray",Ds);class Os extends Is{getoffsetX(t){return this.float32[1*t+0]}}wi("GlyphOffsetArray",Os);class js extends hs{getx(t){return this.int16[3*t+0]}gety(t){return this.int16[3*t+1]}gettileUnitDistanceFromAnchor(t){return this.int16[3*t+2]}}wi("SymbolLineVertexArray",js);class Rs extends as{get textAnchor(){return this._structArray.uint16[this._pos2+0]}get textOffset0(){return this._structArray.float32[this._pos4+1]}get textOffset1(){return this._structArray.float32[this._pos4+2]}}Rs.prototype.size=12;class Us extends zs{get(t){return new Rs(this,t)}}wi("TextAnchorOffsetArray",Us);class qs extends as{get featureIndex(){return this._structArray.uint32[this._pos4+0]}get sourceLayerIndex(){return this._structArray.uint16[this._pos2+2]}get bucketIndex(){return this._structArray.uint16[this._pos2+3]}}qs.prototype.size=8;class Ns extends Ps{get(t){return new qs(this,t)}}wi("FeatureIndexArray",Ns);class Zs extends cs{}class Gs extends cs{}class Ks extends cs{}class Xs extends fs{}class Hs extends ds{}class Ys extends ys{}class Js extends ms{}class Ws extends gs{}class Qs extends xs{}class ta extends vs{}class ea extends ws{}class ra extends As{}class na extends Ss{}class ia extends Cs{}const sa=ls([{name:"a_pos",components:2,type:"Int16"}],4),{members:aa}=sa;class oa{constructor(t=[]){this.segments=t;}prepareSegment(t,e,r,n){let i=this.segments[this.segments.length-1];return t>oa.MAX_VERTEX_ARRAY_LENGTH&&A(`Max vertices per segment is ${oa.MAX_VERTEX_ARRAY_LENGTH}: bucket requested ${t}`),(!i||i.vertexLength+t>oa.MAX_VERTEX_ARRAY_LENGTH||i.sortKey!==n)&&(i={vertexOffset:e.length,primitiveOffset:r.length,vertexLength:0,primitiveLength:0},void 0!==n&&(i.sortKey=n),this.segments.push(i)),i}get(){return this.segments}destroy(){for(const t of this.segments)for(const e in t.vaos)t.vaos[e].destroy();}static simpleSegment(t,e,r,n){return new oa([{vertexOffset:t,primitiveOffset:e,vertexLength:r,primitiveLength:n,vaos:{},sortKey:0}])}}function la(t,e){return 256*(t=y(Math.floor(t),0,255))+y(Math.floor(e),0,255)}oa.MAX_VERTEX_ARRAY_LENGTH=Math.pow(2,16)-1,wi("SegmentVector",oa);const ua=ls([{name:"a_pattern_from",components:4,type:"Uint16"},{name:"a_pattern_to",components:4,type:"Uint16"},{name:"a_pixel_ratio_from",components:1,type:"Uint16"},{name:"a_pixel_ratio_to",components:1,type:"Uint16"}]);var ca={exports:{}},ha={exports:{}};ha.exports=function(t,e){var r,n,i,s,a,o,l,u;for(n=t.length-(r=3&t.length),i=e,a=3432918353,o=461845907,u=0;u>>16)*a&65535)<<16)&4294967295)<<15|l>>>17))*o+(((l>>>16)*o&65535)<<16)&4294967295)<<13|i>>>19))+((5*(i>>>16)&65535)<<16)&4294967295))+((58964+(s>>>16)&65535)<<16);switch(l=0,r){case 3:l^=(255&t.charCodeAt(u+2))<<16;case 2:l^=(255&t.charCodeAt(u+1))<<8;case 1:i^=l=(65535&(l=(l=(65535&(l^=255&t.charCodeAt(u)))*a+(((l>>>16)*a&65535)<<16)&4294967295)<<15|l>>>17))*o+(((l>>>16)*o&65535)<<16)&4294967295;}return i^=t.length,i=2246822507*(65535&(i^=i>>>16))+((2246822507*(i>>>16)&65535)<<16)&4294967295,i=3266489909*(65535&(i^=i>>>13))+((3266489909*(i>>>16)&65535)<<16)&4294967295,(i^=i>>>16)>>>0};var pa=ha.exports,fa={exports:{}};fa.exports=function(t,e){for(var r,n=t.length,i=e^n,s=0;n>=4;)r=1540483477*(65535&(r=255&t.charCodeAt(s)|(255&t.charCodeAt(++s))<<8|(255&t.charCodeAt(++s))<<16|(255&t.charCodeAt(++s))<<24))+((1540483477*(r>>>16)&65535)<<16),i=1540483477*(65535&i)+((1540483477*(i>>>16)&65535)<<16)^(r=1540483477*(65535&(r^=r>>>24))+((1540483477*(r>>>16)&65535)<<16)),n-=4,++s;switch(n){case 3:i^=(255&t.charCodeAt(s+2))<<16;case 2:i^=(255&t.charCodeAt(s+1))<<8;case 1:i=1540483477*(65535&(i^=255&t.charCodeAt(s)))+((1540483477*(i>>>16)&65535)<<16);}return i=1540483477*(65535&(i^=i>>>13))+((1540483477*(i>>>16)&65535)<<16),(i^=i>>>15)>>>0};var da=pa,ya=fa.exports;ca.exports=da,ca.exports.murmur3=da,ca.exports.murmur2=ya;var ma=r(ca.exports);class ga{constructor(){this.ids=[],this.positions=[],this.indexed=!1;}add(t,e,r,n){this.ids.push(xa(t)),this.positions.push(e,r,n);}getPositions(t){if(!this.indexed)throw new Error("Trying to get index, but feature positions are not indexed");const e=xa(t);let 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t.next=e,e.prev=t,r.next=i,i.prev=r,n.next=r,r.prev=n,s.next=n,n.prev=s,n}function tl(t,e,r,n){const i=rl(t,e,r);return n?(i.next=n.next,i.prev=n,n.next.prev=i,n.next=i):(i.prev=i,i.next=i),i}function el(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ);}function rl(t,e,r){return {i:t,x:e,y:r,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}function nl(t,e,r){const n=r.patternDependencies;let i=!1;for(const r of e){const e=r.paint.get(`${t}-pattern`);e.isConstant()||(i=!0);const s=e.constantOr(null);s&&(i=!0,n[s.to]=!0,n[s.from]=!0);}return i}function il(t,e,r,n,i){const s=i.patternDependencies;for(const a of e){const e=a.paint.get(`${t}-pattern`).value;if("constant"!==e.kind){let t=e.evaluate({zoom:n-1},r,{},i.availableImages),o=e.evaluate({zoom:n},r,{},i.availableImages),l=e.evaluate({zoom:n+1},r,{},i.availableImages);t=t&&t.name?t.name:t,o=o&&o.name?o.name:o,l=l&&l.name?l.name:l,s[t]=!0,s[o]=!0,s[l]=!0,r.patterns[a.id]={min:t,mid:o,max:l};}}return r}class sl{constructor(t){this.zoom=t.zoom,this.overscaling=t.overscaling,this.layers=t.layers,this.layerIds=this.layers.map((t=>t.id)),this.index=t.index,this.hasPattern=!1,this.patternFeatures=[],this.layoutVertexArray=new Ks,this.indexArray=new na,this.indexArray2=new ia,this.programConfigurations=new Ea(t.layers,t.zoom),this.segments=new oa,this.segments2=new oa,this.stateDependentLayerIds=this.layers.filter((t=>t.isStateDependent())).map((t=>t.id));}populate(t,e,r){this.hasPattern=nl("fill",this.layers,e);const n=this.layers[0].layout.get("fill-sort-key"),i=!n.isConstant(),s=[];for(const{feature:a,id:o,index:l,sourceLayerIndex:u}of t){const t=this.layers[0]._featureFilter.needGeometry,c=ja(a,t);if(!this.layers[0]._featureFilter.filter(new Ui(this.zoom),c,r))continue;const h=i?n.evaluate(c,{},r,e.availableImages):void 0,p={id:o,properties:a.properties,type:a.type,sourceLayerIndex:u,index:l,geometry:t?c.geometry:Oa(a),patterns:{},sortKey:h};s.push(p);}i&&s.sort(((t,e)=>t.sortKey-e.sortKey));for(const n of s){const{geometry:i,index:s,sourceLayerIndex:a}=n;if(this.hasPattern){const t=il("fill",this.layers,n,this.zoom,e);this.patternFeatures.push(t);}else this.addFeature(n,i,s,r,{});e.featureIndex.insert(t[s].feature,i,s,a,this.index);}}update(t,e,r){this.stateDependentLayers.length&&this.programConfigurations.updatePaintArrays(t,e,this.stateDependentLayers,r);}addFeatures(t,e,r){for(const t of this.patternFeatures)this.addFeature(t,t.geometry,t.index,e,r);}isEmpty(){return 0===this.layoutVertexArray.length}uploadPending(){return !this.uploaded||this.programConfigurations.needsUpload}upload(t){this.uploaded||(this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,Bo),this.indexBuffer=t.createIndexBuffer(this.indexArray),this.indexBuffer2=t.createIndexBuffer(this.indexArray2)),this.programConfigurations.upload(t),this.uploaded=!0;}destroy(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.indexBuffer2.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.segments2.destroy());}addFeature(t,e,r,n,i){for(const t of xr(e,500)){let e=0;for(const r of t)e+=r.length;const r=this.segments.prepareSegment(e,this.layoutVertexArray,this.indexArray),n=r.vertexLength,i=[],s=[];for(const e of t){if(0===e.length)continue;e!==t[0]&&s.push(i.length/2);const r=this.segments2.prepareSegment(e.length,this.layoutVertexArray,this.indexArray2),n=r.vertexLength;this.layoutVertexArray.emplaceBack(e[0].x,e[0].y),this.indexArray2.emplaceBack(n+e.length-1,n),i.push(e[0].x),i.push(e[0].y);for(let t=1;t>3;}if(i--,1===n||2===n)s+=t.readSVarint(),a+=t.readSVarint(),1===n&&(e&&o.push(e),e=[]),e.push(new dl(s,a));else {if(7!==n)throw new Error("unknown command "+n);e&&e.push(e[0].clone());}}return e&&o.push(e),o},ml.prototype.bbox=function(){var t=this._pbf;t.pos=this._geometry;for(var e=t.readVarint()+t.pos,r=1,n=0,i=0,s=0,a=1/0,o=-1/0,l=1/0,u=-1/0;t.pos>3;}if(n--,1===r||2===r)(i+=t.readSVarint())o&&(o=i),(s+=t.readSVarint())u&&(u=s);else if(7!==r)throw new Error("unknown command "+r)}return [a,l,o,u]},ml.prototype.toGeoJSON=function(t,e,r){var n,i,s=this.extent*Math.pow(2,r),a=this.extent*t,o=this.extent*e,l=this.loadGeometry(),u=ml.types[this.type];function c(t){for(var e=0;e>3;e=1===n?t.readString():2===n?t.readFloat():3===n?t.readDouble():4===n?t.readVarint64():5===n?t.readVarint():6===n?t.readSVarint():7===n?t.readBoolean():null;}return e}(r));}wl.prototype.feature=function(t){if(t<0||t>=this._features.length)throw new Error("feature index out of bounds");this._pbf.pos=this._features[t];var e=this._pbf.readVarint()+this._pbf.pos;return new vl(this._pbf,e,this.extent,this._keys,this._values)};var Al=bl;function Sl(t,e,r){if(3===t){var n=new Al(r,r.readVarint()+r.pos);n.length&&(e[n.name]=n);}}fl.VectorTile=function(t,e){this.layers=t.readFields(Sl,{},e);},fl.VectorTileFeature=yl,fl.VectorTileLayer=bl;const kl=fl.VectorTileFeature.types,Ml=Math.pow(2,13);function Il(t,e,r,n,i,s,a,o){t.emplaceBack(e,r,2*Math.floor(n*Ml)+a,i*Ml*2,s*Ml*2,Math.round(o));}class zl{constructor(t){this.zoom=t.zoom,this.overscaling=t.overscaling,this.layers=t.layers,this.layerIds=this.layers.map((t=>t.id)),this.index=t.index,this.hasPattern=!1,this.layoutVertexArray=new Xs,this.centroidVertexArray=new Zs,this.indexArray=new na,this.programConfigurations=new Ea(t.layers,t.zoom),this.segments=new oa,this.stateDependentLayerIds=this.layers.filter((t=>t.isStateDependent())).map((t=>t.id));}populate(t,e,r){this.features=[],this.hasPattern=nl("fill-extrusion",this.layers,e);for(const{feature:n,id:i,index:s,sourceLayerIndex:a}of t){const t=this.layers[0]._featureFilter.needGeometry,o=ja(n,t);if(!this.layers[0]._featureFilter.filter(new Ui(this.zoom),o,r))continue;const l={id:i,sourceLayerIndex:a,index:s,geometry:t?o.geometry:Oa(n),properties:n.properties,type:n.type,patterns:{}};this.hasPattern?this.features.push(il("fill-extrusion",this.layers,l,this.zoom,e)):this.addFeature(l,l.geometry,s,r,{}),e.featureIndex.insert(n,l.geometry,s,a,this.index,!0);}}addFeatures(t,e,r){for(const t of this.features){const{geometry:n}=t;this.addFeature(t,n,t.index,e,r);}}update(t,e,r){this.stateDependentLayers.length&&this.programConfigurations.updatePaintArrays(t,e,this.stateDependentLayers,r);}isEmpty(){return 0===this.layoutVertexArray.length&&0===this.centroidVertexArray.length}uploadPending(){return !this.uploaded||this.programConfigurations.needsUpload}upload(t){this.uploaded||(this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,pl),this.centroidVertexBuffer=t.createVertexBuffer(this.centroidVertexArray,hl.members,!0),this.indexBuffer=t.createIndexBuffer(this.indexArray)),this.programConfigurations.upload(t),this.uploaded=!0;}destroy(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.centroidVertexBuffer.destroy());}addFeature(t,e,r,n,i){for(const r of xr(e,500)){const e={x:0,y:0,vertexCount:0};let n=0;for(const t of r)n+=t.length;let i=this.segments.prepareSegment(4,this.layoutVertexArray,this.indexArray);for(const t of r){if(0===t.length)continue;if(Cl(t))continue;let r=0;for(let n=0;n=1){const a=t[n-1];if(!Pl(s,a)){i.vertexLength+4>oa.MAX_VERTEX_ARRAY_LENGTH&&(i=this.segments.prepareSegment(4,this.layoutVertexArray,this.indexArray));const t=s.sub(a)._perp()._unit(),n=a.dist(s);r+n>32768&&(r=0),Il(this.layoutVertexArray,s.x,s.y,t.x,t.y,0,0,r),Il(this.layoutVertexArray,s.x,s.y,t.x,t.y,0,1,r),e.x+=2*s.x,e.y+=2*s.y,e.vertexCount+=2,r+=n,Il(this.layoutVertexArray,a.x,a.y,t.x,t.y,0,0,r),Il(this.layoutVertexArray,a.x,a.y,t.x,t.y,0,1,r),e.x+=2*a.x,e.y+=2*a.y,e.vertexCount+=2;const o=i.vertexLength;this.indexArray.emplaceBack(o,o+2,o+1),this.indexArray.emplaceBack(o+1,o+2,o+3),i.vertexLength+=4,i.primitiveLength+=2;}}}}if(i.vertexLength+n>oa.MAX_VERTEX_ARRAY_LENGTH&&(i=this.segments.prepareSegment(n,this.layoutVertexArray,this.indexArray)),"Polygon"!==kl[t.type])continue;const s=[],a=[],o=i.vertexLength;for(const t of r)if(0!==t.length){t!==r[0]&&a.push(s.length/2);for(let r=0;r$a)||t.y===e.y&&(t.y<0||t.y>$a)}function Cl(t){return t.every((t=>t.x<0))||t.every((t=>t.x>$a))||t.every((t=>t.y<0))||t.every((t=>t.y>$a))}let Bl;wi("FillExtrusionBucket",zl,{omit:["layers","features"]});var Vl={get paint(){return Bl=Bl||new rs({"fill-extrusion-opacity":new Ji(G["paint_fill-extrusion"]["fill-extrusion-opacity"]),"fill-extrusion-color":new Wi(G["paint_fill-extrusion"]["fill-extrusion-color"]),"fill-extrusion-translate":new Ji(G["paint_fill-extrusion"]["fill-extrusion-translate"]),"fill-extrusion-translate-anchor":new Ji(G["paint_fill-extrusion"]["fill-extrusion-translate-anchor"]),"fill-extrusion-pattern":new Qi(G["paint_fill-extrusion"]["fill-extrusion-pattern"]),"fill-extrusion-height":new Wi(G["paint_fill-extrusion"]["fill-extrusion-height"]),"fill-extrusion-base":new Wi(G["paint_fill-extrusion"]["fill-extrusion-base"]),"fill-extrusion-vertical-gradient":new Ji(G["paint_fill-extrusion"]["fill-extrusion-vertical-gradient"])})}};class El extends is{constructor(t){super(t,Vl);}createBucket(t){return new zl(t)}queryRadius(){return eo(this.paint.get("fill-extrusion-translate"))}is3D(){return !0}queryIntersectsFeature(t,e,r,n,i,a,o,l){const u=ro(t,this.paint.get("fill-extrusion-translate"),this.paint.get("fill-extrusion-translate-anchor"),a.angle,o),c=this.paint.get("fill-extrusion-height").evaluate(e,r),h=this.paint.get("fill-extrusion-base").evaluate(e,r),p=function(t,e,r,n){const i=[];for(const r of t){const t=[r.x,r.y,0,1];po(t,t,e),i.push(new s(t[0]/t[3],t[1]/t[3]));}return i}(u,l),f=function(t,e,r,n){const i=[],a=[],o=n[8]*e,l=n[9]*e,u=n[10]*e,c=n[11]*e,h=n[8]*r,p=n[9]*r,f=n[10]*r,d=n[11]*r;for(const e of t){const t=[],r=[];for(const i of e){const e=i.x,a=i.y,y=n[0]*e+n[4]*a+n[12],m=n[1]*e+n[5]*a+n[13],g=n[2]*e+n[6]*a+n[14],x=n[3]*e+n[7]*a+n[15],v=g+u,b=x+c,w=y+h,_=m+p,A=g+f,S=x+d,k=new s((y+o)/b,(m+l)/b);k.z=v/b,t.push(k);const M=new s(w/S,_/S);M.z=A/S,r.push(M);}i.push(t),a.push(r);}return [i,a]}(n,h,c,l);return function(t,e,r){let n=1/0;Za(r,e)&&(n=Tl(r,e[0]));for(let i=0;it.id)),this.index=t.index,this.hasPattern=!1,this.patternFeatures=[],this.lineClipsArray=[],this.gradients={},this.layers.forEach((t=>{this.gradients[t.id]={};})),this.layoutVertexArray=new Hs,this.layoutVertexArray2=new Ys,this.indexArray=new na,this.programConfigurations=new Ea(t.layers,t.zoom),this.segments=new oa,this.maxLineLength=0,this.stateDependentLayerIds=this.layers.filter((t=>t.isStateDependent())).map((t=>t.id));}populate(t,e,r){this.hasPattern=nl("line",this.layers,e);const n=this.layers[0].layout.get("line-sort-key"),i=!n.isConstant(),s=[];for(const{feature:e,id:a,index:o,sourceLayerIndex:l}of t){const t=this.layers[0]._featureFilter.needGeometry,u=ja(e,t);if(!this.layers[0]._featureFilter.filter(new Ui(this.zoom),u,r))continue;const c=i?n.evaluate(u,{},r):void 0,h={id:a,properties:e.properties,type:e.type,sourceLayerIndex:l,index:o,geometry:t?u.geometry:Oa(e),patterns:{},sortKey:c};s.push(h);}i&&s.sort(((t,e)=>t.sortKey-e.sortKey));for(const n of s){const{geometry:i,index:s,sourceLayerIndex:a}=n;if(this.hasPattern){const t=il("line",this.layers,n,this.zoom,e);this.patternFeatures.push(t);}else this.addFeature(n,i,s,r,{});e.featureIndex.insert(t[s].feature,i,s,a,this.index);}}update(t,e,r){this.stateDependentLayers.length&&this.programConfigurations.updatePaintArrays(t,e,this.stateDependentLayers,r);}addFeatures(t,e,r){for(const t of this.patternFeatures)this.addFeature(t,t.geometry,t.index,e,r);}isEmpty(){return 0===this.layoutVertexArray.length}uploadPending(){return !this.uploaded||this.programConfigurations.needsUpload}upload(t){this.uploaded||(0!==this.layoutVertexArray2.length&&(this.layoutVertexBuffer2=t.createVertexBuffer(this.layoutVertexArray2,Ol)),this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,Ll),this.indexBuffer=t.createIndexBuffer(this.indexArray)),this.programConfigurations.upload(t),this.uploaded=!0;}destroy(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy());}lineFeatureClips(t){if(t.properties&&Object.prototype.hasOwnProperty.call(t.properties,"mapbox_clip_start")&&Object.prototype.hasOwnProperty.call(t.properties,"mapbox_clip_end"))return {start:+t.properties.mapbox_clip_start,end:+t.properties.mapbox_clip_end}}addFeature(t,e,r,n,i){const s=this.layers[0].layout,a=s.get("line-join").evaluate(t,{}),o=s.get("line-cap"),l=s.get("line-miter-limit"),u=s.get("line-round-limit");this.lineClips=this.lineFeatureClips(t);for(const r of e)this.addLine(r,t,a,o,l,u);this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,t,r,i,n);}addLine(t,e,r,n,i,s){if(this.distance=0,this.scaledDistance=0,this.totalDistance=0,this.lineClips){this.lineClipsArray.push(this.lineClips);for(let e=0;e=2&&t[o-1].equals(t[o-2]);)o--;let l=0;for(;l0;if(w&&e>l){const t=h.dist(p);if(t>2*u){const e=h.sub(h.sub(p)._mult(u/t)._round());this.updateDistance(p,e),this.addCurrentVertex(e,d,0,0,c),p=e;}}const A=p&&f;let S=A?r:a?"butt":n;if(A&&"round"===S&&(vi&&(S="bevel"),"bevel"===S&&(v>2&&(S="flipbevel"),v100)m=y.mult(-1);else {const t=v*d.add(y).mag()/d.sub(y).mag();m._perp()._mult(t*(_?-1:1));}this.addCurrentVertex(h,m,0,0,c),this.addCurrentVertex(h,m.mult(-1),0,0,c);}else if("bevel"===S||"fakeround"===S){const t=-Math.sqrt(v*v-1),e=_?t:0,r=_?0:t;if(p&&this.addCurrentVertex(h,d,e,r,c),"fakeround"===S){const t=Math.round(180*b/Math.PI/20);for(let e=1;e2*u){const e=h.add(f.sub(h)._mult(u/t)._round());this.updateDistance(h,e),this.addCurrentVertex(e,y,0,0,c),h=e;}}}}addCurrentVertex(t,e,r,n,i,s=!1){const a=e.y*n-e.x,o=-e.y-e.x*n;this.addHalfVertex(t,e.x+e.y*r,e.y-e.x*r,s,!1,r,i),this.addHalfVertex(t,a,o,s,!0,-n,i),this.distance>Ul/2&&0===this.totalDistance&&(this.distance=0,this.updateScaledDistance(),this.addCurrentVertex(t,e,r,n,i,s));}addHalfVertex({x:t,y:e},r,n,i,s,a,o){const l=.5*(this.lineClips?this.scaledDistance*(Ul-1):this.scaledDistance);this.layoutVertexArray.emplaceBack((t<<1)+(i?1:0),(e<<1)+(s?1:0),Math.round(63*r)+128,Math.round(63*n)+128,1+(0===a?0:a<0?-1:1)|(63&l)<<2,l>>6),this.lineClips&&this.layoutVertexArray2.emplaceBack((this.scaledDistance-this.lineClips.start)/(this.lineClips.end-this.lineClips.start),this.lineClipsArray.length);const u=o.vertexLength++;this.e1>=0&&this.e2>=0&&(this.indexArray.emplaceBack(this.e1,this.e2,u),o.primitiveLength++),s?this.e2=u:this.e1=u;}updateScaledDistance(){this.scaledDistance=this.lineClips?this.lineClips.start+(this.lineClips.end-this.lineClips.start)*this.distance/this.totalDistance:this.distance;}updateDistance(t,e){this.distance+=t.dist(e),this.updateScaledDistance();}}let Nl,Zl;wi("LineBucket",ql,{omit:["layers","patternFeatures"]});var Gl={get paint(){return Zl=Zl||new rs({"line-opacity":new Wi(G.paint_line["line-opacity"]),"line-color":new Wi(G.paint_line["line-color"]),"line-translate":new Ji(G.paint_line["line-translate"]),"line-translate-anchor":new Ji(G.paint_line["line-translate-anchor"]),"line-width":new Wi(G.paint_line["line-width"]),"line-gap-width":new Wi(G.paint_line["line-gap-width"]),"line-offset":new Wi(G.paint_line["line-offset"]),"line-blur":new Wi(G.paint_line["line-blur"]),"line-dasharray":new ts(G.paint_line["line-dasharray"]),"line-pattern":new Qi(G.paint_line["line-pattern"]),"line-gradient":new es(G.paint_line["line-gradient"])})},get layout(){return Nl=Nl||new rs({"line-cap":new Ji(G.layout_line["line-cap"]),"line-join":new Wi(G.layout_line["line-join"]),"line-miter-limit":new Ji(G.layout_line["line-miter-limit"]),"line-round-limit":new Ji(G.layout_line["line-round-limit"]),"line-sort-key":new Wi(G.layout_line["line-sort-key"])})}};class Kl extends Wi{possiblyEvaluate(t,e){return e=new Ui(Math.floor(e.zoom),{now:e.now,fadeDuration:e.fadeDuration,zoomHistory:e.zoomHistory,transition:e.transition}),super.possiblyEvaluate(t,e)}evaluate(t,e,r,n){return e=g({},e,{zoom:Math.floor(e.zoom)}),super.evaluate(t,e,r,n)}}let Xl;class Hl extends is{constructor(t){super(t,Gl),this.gradientVersion=0,Xl||(Xl=new Kl(Gl.paint.properties["line-width"].specification),Xl.useIntegerZoom=!0);}_handleSpecialPaintPropertyUpdate(t){if("line-gradient"===t){const t=this.gradientExpression();this.stepInterpolant=!!function(t){return void 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Jl=ls([{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"},{name:"a_pixeloffset",components:4,type:"Int16"}],4),Wl=ls([{name:"a_projected_pos",components:3,type:"Float32"}],4);ls([{name:"a_fade_opacity",components:1,type:"Uint32"}],4);const Ql=ls([{name:"a_placed",components:2,type:"Uint8"},{name:"a_shift",components:2,type:"Float32"},{name:"a_box_real",components:2,type:"Int16"}]);ls([{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"}]);const tu=ls([{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],4),eu=ls([{name:"a_pos",components:2,type:"Float32"},{name:"a_radius",components:1,type:"Float32"},{name:"a_flags",components:2,type:"Int16"}],4);function ru(t,e,r){return t.sections.forEach((t=>{t.text=function(t,e,r){const n=e.layout.get("text-transform").evaluate(r,{});return 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!0}(b)&&w}const Uu={9:!0,10:!0,11:!0,12:!0,13:!0,32:!0},qu={10:!0,32:!0,38:!0,41:!0,43:!0,45:!0,47:!0,173:!0,183:!0,8203:!0,8208:!0,8211:!0,8231:!0},Nu={40:!0};function Zu(t,e,r,n,i,s){if(e.imageName){const t=n[e.imageName];return t?t.displaySize[0]*e.scale*iu/s+i:0}{const n=r[e.fontStack],s=n&&n[t];return s?s.metrics.advance*e.scale+i:0}}function Gu(t,e,r,n){const i=Math.pow(t-e,2);return n?t=0;let u=0;for(let r=0;ru){const t=Math.ceil(s/u);i*=t/a,a=t;}return {x1:n,y1:i,x2:n+s,y2:i+a}}function ec(t,e,r,n,i,s){const a=t.image;let o;if(a.content){const t=a.content,e=a.pixelRatio||1;o=[t[0]/e,t[1]/e,a.displaySize[0]-t[2]/e,a.displaySize[1]-t[3]/e];}const l=e.left*s,u=e.right*s;let c,h,p,f;"width"===r||"both"===r?(f=i[0]+l-n[3],h=i[0]+u+n[1]):(f=i[0]+(l+u-a.displaySize[0])/2,h=f+a.displaySize[0]);const d=e.top*s,y=e.bottom*s;return "height"===r||"both"===r?(c=i[1]+d-n[0],p=i[1]+y+n[2]):(c=i[1]+(d+y-a.displaySize[1])/2,p=c+a.displaySize[1]),{image:a,top:c,right:h,bottom:p,left:f,collisionPadding:o}}const rc=255,nc=128,ic=rc*nc;function sc(t,e){const{expression:r}=e;if("constant"===r.kind)return {kind:"constant",layoutSize:r.evaluate(new Ui(t+1))};if("source"===r.kind)return {kind:"source"};{const{zoomStops:e,interpolationType:n}=r;let i=0;for(;it.id)),this.index=e.index,this.pixelRatio=e.pixelRatio,this.sourceLayerIndex=e.sourceLayerIndex,this.hasPattern=!1,this.hasRTLText=!1,this.sortKeyRanges=[],this.collisionCircleArray=[],this.placementInvProjMatrix=lo([]),this.placementViewportMatrix=lo([]);const r=this.layers[0]._unevaluatedLayout._values;this.textSizeData=sc(this.zoom,r["text-size"]),this.iconSizeData=sc(this.zoom,r["icon-size"]);const n=this.layers[0].layout,i=n.get("symbol-sort-key"),s=n.get("symbol-z-order");this.canOverlap="never"!==ac(n,"text-overlap","text-allow-overlap")||"never"!==ac(n,"icon-overlap","icon-allow-overlap")||n.get("text-ignore-placement")||n.get("icon-ignore-placement"),this.sortFeaturesByKey="viewport-y"!==s&&!i.isConstant(),this.sortFeaturesByY=("viewport-y"===s||"auto"===s&&!this.sortFeaturesByKey)&&this.canOverlap,"point"===n.get("symbol-placement")&&(this.writingModes=n.get("text-writing-mode").map((e=>t.ah[e]))),this.stateDependentLayerIds=this.layers.filter((t=>t.isStateDependent())).map((t=>t.id)),this.sourceID=e.sourceID;}createArrays(){this.text=new pc(new Ea(this.layers,this.zoom,(t=>/^text/.test(t)))),this.icon=new pc(new Ea(this.layers,this.zoom,(t=>/^icon/.test(t)))),this.glyphOffsetArray=new Os,this.lineVertexArray=new js,this.symbolInstances=new Ds,this.textAnchorOffsets=new Us;}calculateGlyphDependencies(t,e,r,n,i){for(let s=0;s0)&&("constant"!==a.value.kind||a.value.value.length>0),c="constant"!==l.value.kind||!!l.value.value||Object.keys(l.parameters).length>0,h=s.get("symbol-sort-key");if(this.features=[],!u&&!c)return;const p=r.iconDependencies,f=r.glyphDependencies,d=r.availableImages,y=new Ui(this.zoom);for(const{feature:r,id:o,index:l,sourceLayerIndex:m}of e){const e=i._featureFilter.needGeometry,g=ja(r,e);if(!i._featureFilter.filter(y,g,n))continue;let x,v;if(e||(g.geometry=Oa(r)),u){const t=i.getValueAndResolveTokens("text-field",g,n,d),e=Yt.factory(t),r=this.hasRTLText=this.hasRTLText||hc(e);(!r||"unavailable"===Ri.getRTLTextPluginStatus()||r&&Ri.isParsed())&&(x=ru(e,i,g));}if(c){const t=i.getValueAndResolveTokens("icon-image",g,n,d);v=t instanceof te?t:te.fromString(t);}if(!x&&!v)continue;const b=this.sortFeaturesByKey?h.evaluate(g,{},n):void 0;if(this.features.push({id:o,text:x,icon:v,index:l,sourceLayerIndex:m,geometry:g.geometry,properties:r.properties,type:oc[r.type],sortKey:b}),v&&(p[v.name]=!0),x){const e=a.evaluate(g,{},n).join(","),r="viewport"!==s.get("text-rotation-alignment")&&"point"!==s.get("symbol-placement");this.allowVerticalPlacement=this.writingModes&&this.writingModes.indexOf(t.ah.vertical)>=0;for(const t of x.sections)if(t.image)p[t.image.name]=!0;else {const n=Pi(x.toString()),i=t.fontStack||e,s=f[i]=f[i]||{};this.calculateGlyphDependencies(t.text,s,r,this.allowVerticalPlacement,n);}}}"line"===s.get("symbol-placement")&&(this.features=function(t){const e={},r={},n=[];let i=0;function s(e){n.push(t[e]),i++;}function a(t,e,i){const s=r[t];return delete r[t],r[e]=s,n[s].geometry[0].pop(),n[s].geometry[0]=n[s].geometry[0].concat(i[0]),s}function o(t,r,i){const s=e[r];return delete e[r],e[t]=s,n[s].geometry[0].shift(),n[s].geometry[0]=i[0].concat(n[s].geometry[0]),s}function l(t,e,r){const n=r?e[0][e[0].length-1]:e[0][0];return `${t}:${n.x}:${n.y}`}for(let u=0;ut.geometry))}(this.features)),this.sortFeaturesByKey&&this.features.sort(((t,e)=>t.sortKey-e.sortKey));}update(t,e,r){this.stateDependentLayers.length&&(this.text.programConfigurations.updatePaintArrays(t,e,this.layers,r),this.icon.programConfigurations.updatePaintArrays(t,e,this.layers,r));}isEmpty(){return 0===this.symbolInstances.length&&!this.hasRTLText}uploadPending(){return !this.uploaded||this.text.programConfigurations.needsUpload||this.icon.programConfigurations.needsUpload}upload(t){!this.uploaded&&this.hasDebugData()&&(this.textCollisionBox.upload(t),this.iconCollisionBox.upload(t)),this.text.upload(t,this.sortFeaturesByY,!this.uploaded,this.text.programConfigurations.needsUpload),this.icon.upload(t,this.sortFeaturesByY,!this.uploaded,this.icon.programConfigurations.needsUpload),this.uploaded=!0;}destroyDebugData(){this.textCollisionBox.destroy(),this.iconCollisionBox.destroy();}destroy(){this.text.destroy(),this.icon.destroy(),this.hasDebugData()&&this.destroyDebugData();}addToLineVertexArray(t,e){const r=this.lineVertexArray.length;if(void 0!==t.segment){let r=t.dist(e[t.segment+1]),n=t.dist(e[t.segment]);const i={};for(let n=t.segment+1;n=0;r--)i[r]={x:e[r].x,y:e[r].y,tileUnitDistanceFromAnchor:n},r>0&&(n+=e[r-1].dist(e[r]));for(let t=0;t0}hasIconData(){return this.icon.segments.get().length>0}hasDebugData(){return this.textCollisionBox&&this.iconCollisionBox}hasTextCollisionBoxData(){return this.hasDebugData()&&this.textCollisionBox.segments.get().length>0}hasIconCollisionBoxData(){return this.hasDebugData()&&this.iconCollisionBox.segments.get().length>0}addIndicesForPlacedSymbol(t,e){const r=t.placedSymbolArray.get(e),n=r.vertexStartIndex+4*r.numGlyphs;for(let e=r.vertexStartIndex;en[t]-n[e]||i[e]-i[t])),s}addToSortKeyRanges(t,e){const r=this.sortKeyRanges[this.sortKeyRanges.length-1];r&&r.sortKey===e?r.symbolInstanceEnd=t+1:this.sortKeyRanges.push({sortKey:e,symbolInstanceStart:t,symbolInstanceEnd:t+1});}sortFeatures(t){if(this.sortFeaturesByY&&this.sortedAngle!==t&&!(this.text.segments.get().length>1||this.icon.segments.get().length>1)){this.symbolInstanceIndexes=this.getSortedSymbolIndexes(t),this.sortedAngle=t,this.text.indexArray.clear(),this.icon.indexArray.clear(),this.featureSortOrder=[];for(const t of this.symbolInstanceIndexes){const e=this.symbolInstances.get(t);this.featureSortOrder.push(e.featureIndex),[e.rightJustifiedTextSymbolIndex,e.centerJustifiedTextSymbolIndex,e.leftJustifiedTextSymbolIndex].forEach(((t,e,r)=>{t>=0&&r.indexOf(t)===e&&this.addIndicesForPlacedSymbol(this.text,t);})),e.verticalPlacedTextSymbolIndex>=0&&this.addIndicesForPlacedSymbol(this.text,e.verticalPlacedTextSymbolIndex),e.placedIconSymbolIndex>=0&&this.addIndicesForPlacedSymbol(this.icon,e.placedIconSymbolIndex),e.verticalPlacedIconSymbolIndex>=0&&this.addIndicesForPlacedSymbol(this.icon,e.verticalPlacedIconSymbolIndex);}this.text.indexBuffer&&this.text.indexBuffer.updateData(this.text.indexArray),this.icon.indexBuffer&&this.icon.indexBuffer.updateData(this.icon.indexArray);}}}let yc,mc;wi("SymbolBucket",dc,{omit:["layers","collisionBoxArray","features","compareText"]}),dc.MAX_GLYPHS=65535,dc.addDynamicAttributes=cc;var gc={get paint(){return mc=mc||new rs({"icon-opacity":new Wi(G.paint_symbol["icon-opacity"]),"icon-color":new Wi(G.paint_symbol["icon-color"]),"icon-halo-color":new Wi(G.paint_symbol["icon-halo-color"]),"icon-halo-width":new Wi(G.paint_symbol["icon-halo-width"]),"icon-halo-blur":new Wi(G.paint_symbol["icon-halo-blur"]),"icon-translate":new Ji(G.paint_symbol["icon-translate"]),"icon-translate-anchor":new Ji(G.paint_symbol["icon-translate-anchor"]),"text-opacity":new Wi(G.paint_symbol["text-opacity"]),"text-color":new Wi(G.paint_symbol["text-color"],{runtimeType:pt,getOverride:t=>t.textColor,hasOverride:t=>!!t.textColor}),"text-halo-color":new Wi(G.paint_symbol["text-halo-color"]),"text-halo-width":new Wi(G.paint_symbol["text-halo-width"]),"text-halo-blur":new Wi(G.paint_symbol["text-halo-blur"]),"text-translate":new Ji(G.paint_symbol["text-translate"]),"text-translate-anchor":new Ji(G.paint_symbol["text-translate-anchor"])})},get layout(){return yc=yc||new rs({"symbol-placement":new Ji(G.layout_symbol["symbol-placement"]),"symbol-spacing":new Ji(G.layout_symbol["symbol-spacing"]),"symbol-avoid-edges":new Ji(G.layout_symbol["symbol-avoid-edges"]),"symbol-sort-key":new Wi(G.layout_symbol["symbol-sort-key"]),"symbol-z-order":new Ji(G.layout_symbol["symbol-z-order"]),"icon-allow-overlap":new Ji(G.layout_symbol["icon-allow-overlap"]),"icon-overlap":new Ji(G.layout_symbol["icon-overlap"]),"icon-ignore-placement":new Ji(G.layout_symbol["icon-ignore-placement"]),"icon-optional":new Ji(G.layout_symbol["icon-optional"]),"icon-rotation-alignment":new Ji(G.layout_symbol["icon-rotation-alignment"]),"icon-size":new Wi(G.layout_symbol["icon-size"]),"icon-text-fit":new Ji(G.layout_symbol["icon-text-fit"]),"icon-text-fit-padding":new Ji(G.layout_symbol["icon-text-fit-padding"]),"icon-image":new Wi(G.layout_symbol["icon-image"]),"icon-rotate":new Wi(G.layout_symbol["icon-rotate"]),"icon-padding":new Wi(G.layout_symbol["icon-padding"]),"icon-keep-upright":new Ji(G.layout_symbol["icon-keep-upright"]),"icon-offset":new Wi(G.layout_symbol["icon-offset"]),"icon-anchor":new Wi(G.layout_symbol["icon-anchor"]),"icon-pitch-alignment":new Ji(G.layout_symbol["icon-pitch-alignment"]),"text-pitch-alignment":new Ji(G.layout_symbol["text-pitch-alignment"]),"text-rotation-alignment":new Ji(G.layout_symbol["text-rotation-alignment"]),"text-field":new Wi(G.layout_symbol["text-field"]),"text-font":new Wi(G.layout_symbol["text-font"]),"text-size":new Wi(G.layout_symbol["text-size"]),"text-max-width":new Wi(G.layout_symbol["text-max-width"]),"text-line-height":new Ji(G.layout_symbol["text-line-height"]),"text-letter-spacing":new Wi(G.layout_symbol["text-letter-spacing"]),"text-justify":new Wi(G.layout_symbol["text-justify"]),"text-radial-offset":new Wi(G.layout_symbol["text-radial-offset"]),"text-variable-anchor":new Ji(G.layout_symbol["text-variable-anchor"]),"text-variable-anchor-offset":new Wi(G.layout_symbol["text-variable-anchor-offset"]),"text-anchor":new Wi(G.layout_symbol["text-anchor"]),"text-max-angle":new Ji(G.layout_symbol["text-max-angle"]),"text-writing-mode":new Ji(G.layout_symbol["text-writing-mode"]),"text-rotate":new Wi(G.layout_symbol["text-rotate"]),"text-padding":new Ji(G.layout_symbol["text-padding"]),"text-keep-upright":new Ji(G.layout_symbol["text-keep-upright"]),"text-transform":new Wi(G.layout_symbol["text-transform"]),"text-offset":new Wi(G.layout_symbol["text-offset"]),"text-allow-overlap":new Ji(G.layout_symbol["text-allow-overlap"]),"text-overlap":new Ji(G.layout_symbol["text-overlap"]),"text-ignore-placement":new Ji(G.layout_symbol["text-ignore-placement"]),"text-optional":new Ji(G.layout_symbol["text-optional"])})}};class xc{constructor(t){if(void 0===t.property.overrides)throw new Error("overrides must be provided to instantiate FormatSectionOverride class");this.type=t.property.overrides?t.property.overrides.runtimeType:lt,this.defaultValue=t;}evaluate(t){if(t.formattedSection){const e=this.defaultValue.property.overrides;if(e&&e.hasOverride(t.formattedSection))return e.getOverride(t.formattedSection)}return t.feature&&t.featureState?this.defaultValue.evaluate(t.feature,t.featureState):this.defaultValue.property.specification.default}eachChild(t){this.defaultValue.isConstant()||t(this.defaultValue.value._styleExpression.expression);}outputDefined(){return !1}serialize(){return null}}wi("FormatSectionOverride",xc,{omit:["defaultValue"]});class vc extends is{constructor(t){super(t,gc);}recalculate(t,e){if(super.recalculate(t,e),"auto"===this.layout.get("icon-rotation-alignment")&&(this.layout._values["icon-rotation-alignment"]="point"!==this.layout.get("symbol-placement")?"map":"viewport"),"auto"===this.layout.get("text-rotation-alignment")&&(this.layout._values["text-rotation-alignment"]="point"!==this.layout.get("symbol-placement")?"map":"viewport"),"auto"===this.layout.get("text-pitch-alignment")&&(this.layout._values["text-pitch-alignment"]="map"===this.layout.get("text-rotation-alignment")?"map":"viewport"),"auto"===this.layout.get("icon-pitch-alignment")&&(this.layout._values["icon-pitch-alignment"]=this.layout.get("icon-rotation-alignment")),"point"===this.layout.get("symbol-placement")){const t=this.layout.get("text-writing-mode");if(t){const e=[];for(const r of t)e.indexOf(r)<0&&e.push(r);this.layout._values["text-writing-mode"]=e;}else this.layout._values["text-writing-mode"]=["horizontal"];}this._setPaintOverrides();}getValueAndResolveTokens(t,e,r,n){const i=this.layout.get(t).evaluate(e,{},r,n),s=this._unevaluatedLayout._values[t];return s.isDataDriven()||vn(s.value)||!i?i:function(t,e){return e.replace(/{([^{}]+)}/g,((e,r)=>t&&r in t?String(t[r]):""))}(e.properties,i)}createBucket(t){return new dc(t)}queryRadius(){return 0}queryIntersectsFeature(){throw new Error("Should take a different path in FeatureIndex")}_setPaintOverrides(){for(const t of gc.paint.overridableProperties){if(!vc.hasPaintOverride(this.layout,t))continue;const e=this.paint.get(t),r=new xc(e),n=new xn(r,e.property.specification);let i=null;i="constant"===e.value.kind||"source"===e.value.kind?new wn("source",n):new _n("composite",n,e.value.zoomStops),this.paint._values[t]=new Hi(e.property,i,e.parameters);}}_handleOverridablePaintPropertyUpdate(t,e,r){return !(!this.layout||e.isDataDriven()||r.isDataDriven())&&vc.hasPaintOverride(this.layout,t)}static hasPaintOverride(t,e){const r=t.get("text-field"),n=gc.paint.properties[e];let i=!1;const s=t=>{for(const e of t)if(n.overrides&&n.overrides.hasOverride(e))return void(i=!0)};if("constant"===r.value.kind&&r.value.value instanceof Yt)s(r.value.value.sections);else if("source"===r.value.kind){const t=e=>{i||(e instanceof se&&ne(e.value)===mt?s(e.value.sections):e instanceof Ze?s(e.sections):e.eachChild(t));},e=r.value;e._styleExpression&&t(e._styleExpression.expression);}return i}}let bc;var wc={get paint(){return bc=bc||new rs({"background-color":new Ji(G.paint_background["background-color"]),"background-pattern":new ts(G.paint_background["background-pattern"]),"background-opacity":new Ji(G.paint_background["background-opacity"])})}};class _c extends is{constructor(t){super(t,wc);}}let Ac;var Sc={get paint(){return Ac=Ac||new rs({"raster-opacity":new Ji(G.paint_raster["raster-opacity"]),"raster-hue-rotate":new Ji(G.paint_raster["raster-hue-rotate"]),"raster-brightness-min":new Ji(G.paint_raster["raster-brightness-min"]),"raster-brightness-max":new Ji(G.paint_raster["raster-brightness-max"]),"raster-saturation":new Ji(G.paint_raster["raster-saturation"]),"raster-contrast":new Ji(G.paint_raster["raster-contrast"]),"raster-resampling":new Ji(G.paint_raster["raster-resampling"]),"raster-fade-duration":new Ji(G.paint_raster["raster-fade-duration"])})}};class kc extends is{constructor(t){super(t,Sc);}}class Mc extends is{constructor(t){super(t,{}),this.onAdd=t=>{this.implementation.onAdd&&this.implementation.onAdd(t,t.painter.context.gl);},this.onRemove=t=>{this.implementation.onRemove&&this.implementation.onRemove(t,t.painter.context.gl);},this.implementation=t;}is3D(){return "3d"===this.implementation.renderingMode}hasOffscreenPass(){return void 0!==this.implementation.prerender}recalculate(){}updateTransitions(){}hasTransition(){return !1}serialize(){throw new Error("Custom layers cannot be serialized")}}class Ic{constructor(t){this._methodToThrottle=t,this._triggered=!1,"undefined"!=typeof MessageChannel&&(this._channel=new MessageChannel,this._channel.port2.onmessage=()=>{this._triggered=!1,this._methodToThrottle();});}trigger(){this._triggered||(this._triggered=!0,this._channel?this._channel.port1.postMessage(!0):setTimeout((()=>{this._triggered=!1,this._methodToThrottle();}),0));}remove(){delete this._channel,this._methodToThrottle=()=>{};}}const zc=6371008.8;class Pc{constructor(t,e){if(isNaN(t)||isNaN(e))throw new Error(`Invalid LngLat object: (${t}, ${e})`);if(this.lng=+t,this.lat=+e,this.lat>90||this.lat<-90)throw new Error("Invalid LngLat latitude value: must be between -90 and 90")}wrap(){return new Pc(m(this.lng,-180,180),this.lat)}toArray(){return [this.lng,this.lat]}toString(){return `LngLat(${this.lng}, ${this.lat})`}distanceTo(t){const e=Math.PI/180,r=this.lat*e,n=t.lat*e,i=Math.sin(r)*Math.sin(n)+Math.cos(r)*Math.cos(n)*Math.cos((t.lng-this.lng)*e);return zc*Math.acos(Math.min(i,1))}static convert(t){if(t instanceof Pc)return t;if(Array.isArray(t)&&(2===t.length||3===t.length))return new Pc(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new Pc(Number("lng"in t?t.lng:t.lon),Number(t.lat));throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: , lat: }, an object {lon: , lat: }, or an array of [, ]")}}const Cc=2*Math.PI*zc;function Bc(t){return Cc*Math.cos(t*Math.PI/180)}function Vc(t){return (180+t)/360}function Ec(t){return (180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))/360}function Fc(t,e){return t/Bc(e)}function Tc(t){return 360/Math.PI*Math.atan(Math.exp((180-360*t)*Math.PI/180))-90}class $c{constructor(t,e,r=0){this.x=+t,this.y=+e,this.z=+r;}static fromLngLat(t,e=0){const r=Pc.convert(t);return new $c(Vc(r.lng),Ec(r.lat),Fc(e,r.lat))}toLngLat(){return new Pc(360*this.x-180,Tc(this.y))}toAltitude(){return this.z*Bc(Tc(this.y))}meterInMercatorCoordinateUnits(){return 1/Cc*(t=Tc(this.y),1/Math.cos(t*Math.PI/180));var t;}}function Lc(t,e,r){var n=2*Math.PI*6378137/256/Math.pow(2,r);return [t*n-2*Math.PI*6378137/2,e*n-2*Math.PI*6378137/2]}class Dc{constructor(t,e,r){if(!function(t,e,r){return !(t<0||t>25||r<0||r>=Math.pow(2,t)||e<0||e>=Math.pow(2,t))}(t,e,r))throw new Error(`x=${e}, y=${r}, z=${t} outside of bounds. 0<=x<${Math.pow(2,t)}, 0<=y<${Math.pow(2,t)} 0<=z<=25 `);this.z=t,this.x=e,this.y=r,this.key=Rc(0,t,t,e,r);}equals(t){return this.z===t.z&&this.x===t.x&&this.y===t.y}url(t,e,r){const n=(s=this.y,a=this.z,o=Lc(256*(i=this.x),256*(s=Math.pow(2,a)-s-1),a),l=Lc(256*(i+1),256*(s+1),a),o[0]+","+o[1]+","+l[0]+","+l[1]);var i,s,a,o,l;const u=function(t,e,r){let n,i="";for(let s=t;s>0;s--)n=1<1?"@2x":"").replace(/{quadkey}/g,u).replace(/{bbox-epsg-3857}/g,n)}isChildOf(t){const e=this.z-t.z;return e>0&&t.x===this.x>>e&&t.y===this.y>>e}getTilePoint(t){const e=Math.pow(2,this.z);return new s((t.x*e-this.x)*$a,(t.y*e-this.y)*$a)}toString(){return `${this.z}/${this.x}/${this.y}`}}class Oc{constructor(t,e){this.wrap=t,this.canonical=e,this.key=Rc(t,e.z,e.z,e.x,e.y);}}class jc{constructor(t,e,r,n,i){if(t= z; overscaledZ = ${t}; z = ${r}`);this.overscaledZ=t,this.wrap=e,this.canonical=new Dc(r,+n,+i),this.key=Rc(e,t,r,n,i);}clone(){return new jc(this.overscaledZ,this.wrap,this.canonical.z,this.canonical.x,this.canonical.y)}equals(t){return this.overscaledZ===t.overscaledZ&&this.wrap===t.wrap&&this.canonical.equals(t.canonical)}scaledTo(t){if(t>this.overscaledZ)throw new Error(`targetZ > this.overscaledZ; targetZ = ${t}; overscaledZ = ${this.overscaledZ}`);const e=this.canonical.z-t;return t>this.canonical.z?new jc(t,this.wrap,this.canonical.z,this.canonical.x,this.canonical.y):new jc(t,this.wrap,t,this.canonical.x>>e,this.canonical.y>>e)}calculateScaledKey(t,e){if(t>this.overscaledZ)throw new Error(`targetZ > this.overscaledZ; targetZ = ${t}; overscaledZ = ${this.overscaledZ}`);const r=this.canonical.z-t;return t>this.canonical.z?Rc(this.wrap*+e,t,this.canonical.z,this.canonical.x,this.canonical.y):Rc(this.wrap*+e,t,t,this.canonical.x>>r,this.canonical.y>>r)}isChildOf(t){if(t.wrap!==this.wrap)return !1;const e=this.canonical.z-t.canonical.z;return 0===t.overscaledZ||t.overscaledZ>e&&t.canonical.y===this.canonical.y>>e}children(t){if(this.overscaledZ>=t)return [new jc(this.overscaledZ+1,this.wrap,this.canonical.z,this.canonical.x,this.canonical.y)];const e=this.canonical.z+1,r=2*this.canonical.x,n=2*this.canonical.y;return [new jc(e,this.wrap,e,r,n),new jc(e,this.wrap,e,r+1,n),new jc(e,this.wrap,e,r,n+1),new jc(e,this.wrap,e,r+1,n+1)]}isLessThan(t){return this.wrapt.wrap)&&(this.overscaledZt.overscaledZ)&&(this.canonical.xt.canonical.x)&&this.canonical.ythis.max&&(this.max=r),r=this.dim+1||e<-1||e>=this.dim+1)throw new RangeError("out of range source coordinates for DEM data");return (e+1)*this.stride+(t+1)}unpack(t,e,r){return t*this.redFactor+e*this.greenFactor+r*this.blueFactor-this.baseShift}getPixels(){return new Ao({width:this.stride,height:this.stride},new Uint8Array(this.data.buffer))}backfillBorder(t,e,r){if(this.dim!==t.dim)throw new Error("dem dimension mismatch");let n=e*this.dim,i=e*this.dim+this.dim,s=r*this.dim,a=r*this.dim+this.dim;switch(e){case-1:n=i-1;break;case 1:i=n+1;}switch(r){case-1:s=a-1;break;case 1:a=s+1;}const o=-e*this.dim,l=-r*this.dim;for(let e=s;e=this._numberToString.length)throw new Error(`Out of bounds. Index requested n=${t} can't be >= this._numberToString.length ${this._numberToString.length}`);return this._numberToString[t]}}class Nc{constructor(t,e,r,n,i){this.type="Feature",this._vectorTileFeature=t,t._z=e,t._x=r,t._y=n,this.properties=t.properties,this.id=i;}get geometry(){return void 0===this._geometry&&(this._geometry=this._vectorTileFeature.toGeoJSON(this._vectorTileFeature._x,this._vectorTileFeature._y,this._vectorTileFeature._z).geometry),this._geometry}set geometry(t){this._geometry=t;}toJSON(){const t={geometry:this.geometry};for(const e in this)"_geometry"!==e&&"_vectorTileFeature"!==e&&(t[e]=this[e]);return t}}class Zc{constructor(t,e){this.tileID=t,this.x=t.canonical.x,this.y=t.canonical.y,this.z=t.canonical.z,this.grid=new vi($a,16,0),this.grid3D=new vi($a,16,0),this.featureIndexArray=new Ns,this.promoteId=e;}insert(t,e,r,n,i,s){const a=this.featureIndexArray.length;this.featureIndexArray.emplaceBack(r,n,i);const o=s?this.grid3D:this.grid;for(let t=0;t=0&&n[3]>=0&&o.insert(a,n[0],n[1],n[2],n[3]);}}loadVTLayers(){return this.vtLayers||(this.vtLayers=new fl.VectorTile(new Iu(this.rawTileData)).layers,this.sourceLayerCoder=new qc(this.vtLayers?Object.keys(this.vtLayers).sort():["_geojsonTileLayer"])),this.vtLayers}query(t,e,r,n){this.loadVTLayers();const i=t.params||{},a=$a/t.tileSize/t.scale,o=zn(i.filter),l=t.queryGeometry,u=t.queryPadding*a,c=Kc(l),h=this.grid.query(c.minX-u,c.minY-u,c.maxX+u,c.maxY+u),p=Kc(t.cameraQueryGeometry),f=this.grid3D.query(p.minX-u,p.minY-u,p.maxX+u,p.maxY+u,((e,r,n,i)=>function(t,e,r,n,i){for(const s of t)if(e<=s.x&&r<=s.y&&n>=s.x&&i>=s.y)return !0;const a=[new s(e,r),new s(e,i),new s(n,i),new s(n,r)];if(t.length>2)for(const e of a)if(Wa(t,e))return !0;for(let e=0;e(p||(p=Oa(e)),r.queryIntersectsFeature(l,e,n,p,this.z,t.transform,a,t.pixelPosMatrix))));}return d}loadMatchingFeature(t,e,r,n,i,s,a,o,l,u,c){const h=this.bucketLayerIDs[e];if(s&&!function(t,e){for(let r=0;r=0)return !0;return !1}(s,h))return;const p=this.sourceLayerCoder.decode(r),f=this.vtLayers[p].feature(n);if(i.needGeometry){const t=ja(f,!0);if(!i.filter(new Ui(this.tileID.overscaledZ),t,this.tileID.canonical))return}else if(!i.filter(new Ui(this.tileID.overscaledZ),f))return;const d=this.getId(f,p);for(let e=0;e{const a=e instanceof Yi?e.get(s):null;return a&&a.evaluate?a.evaluate(r,n,i):a}))}function Kc(t){let e=1/0,r=1/0,n=-1/0,i=-1/0;for(const s of t)e=Math.min(e,s.x),r=Math.min(r,s.y),n=Math.max(n,s.x),i=Math.max(i,s.y);return {minX:e,minY:r,maxX:n,maxY:i}}function Xc(t,e){return e-t}function Hc(t,e,r,n,i){const a=[];for(let o=0;o=n&&c.x>=n||(o.x>=n?o=new s(n,o.y+(n-o.x)/(c.x-o.x)*(c.y-o.y))._round():c.x>=n&&(c=new s(n,o.y+(n-o.x)/(c.x-o.x)*(c.y-o.y))._round()),o.y>=i&&c.y>=i||(o.y>=i?o=new s(o.x+(i-o.y)/(c.y-o.y)*(c.x-o.x),i)._round():c.y>=i&&(c=new s(o.x+(i-o.y)/(c.y-o.y)*(c.x-o.x),i)._round()),u&&o.equals(u[u.length-1])||(u=[o],a.push(u)),u.push(c)))));}}return a}wi("FeatureIndex",Zc,{omit:["rawTileData","sourceLayerCoder"]});class Yc extends s{constructor(t,e,r,n){super(t,e),this.angle=r,void 0!==n&&(this.segment=n);}clone(){return new Yc(this.x,this.y,this.angle,this.segment)}}function Jc(t,e,r,n,i){if(void 0===e.segment||0===r)return !0;let s=e,a=e.segment+1,o=0;for(;o>-r/2;){if(a--,a<0)return !1;o-=t[a].dist(s),s=t[a];}o+=t[a].dist(t[a+1]),a++;const l=[];let u=0;for(;on;)u-=l.shift().angleDelta;if(u>i)return !1;a++,o+=e.dist(r);}return !0}function Wc(t){let e=0;for(let r=0;ru){const c=(u-l)/s,h=Ce.number(n.x,i.x,c),p=Ce.number(n.y,i.y,c),f=new Yc(h,p,i.angleTo(n),r);return f._round(),!a||Jc(t,f,o,a,e)?f:void 0}l+=s;}}function rh(t,e,r,n,i,s,a,o,l){const u=Qc(n,s,a),c=th(n,i),h=c*a,p=0===t[0].x||t[0].x===l||0===t[0].y||t[0].y===l;return e-h=0&&g=0&&x=0&&p+u<=c){const r=new Yc(g,x,y,e);r._round(),n&&!Jc(t,r,s,n,i)||f.push(r);}}h+=d;}return o||f.length||a||(f=nh(t,h/2,r,n,i,s,a,!0,l)),f}wi("Anchor",Yc);const ih=Fu;function sh(t,e,r,n){const i=[],a=t.image,o=a.pixelRatio,l=a.paddedRect.w-2*ih,u=a.paddedRect.h-2*ih;let c={x1:t.left,y1:t.top,x2:t.right,y2:t.bottom};const h=a.stretchX||[[0,l]],p=a.stretchY||[[0,u]],f=(t,e)=>t+e[1]-e[0],d=h.reduce(f,0),y=p.reduce(f,0),m=l-d,g=u-y;let x=0,v=d,b=0,w=y,_=0,A=m,S=0,k=g;if(a.content&&n){const e=a.content,r=e[2]-e[0],n=e[3]-e[1];(a.textFitWidth||a.textFitHeight)&&(c=tc(t)),x=ah(h,0,e[0]),b=ah(p,0,e[1]),v=ah(h,e[0],e[2]),w=ah(p,e[1],e[3]),_=e[0]-x,S=e[1]-b,A=r-v,k=n-w;}const M=c.x1,I=c.y1,z=c.x2-M,P=c.y2-I,C=(t,n,i,l)=>{const u=lh(t.stretch-x,v,z,M),c=uh(t.fixed-_,A,t.stretch,d),h=lh(n.stretch-b,w,P,I),p=uh(n.fixed-S,k,n.stretch,y),f=lh(i.stretch-x,v,z,M),m=uh(i.fixed-_,A,i.stretch,d),g=lh(l.stretch-b,w,P,I),C=uh(l.fixed-S,k,l.stretch,y),B=new s(u,h),V=new s(f,h),E=new s(f,g),F=new s(u,g),T=new s(c/o,p/o),$=new s(m/o,C/o),L=e*Math.PI/180;if(L){const t=Math.sin(L),e=Math.cos(L),r=[e,-t,t,e];B._matMult(r),V._matMult(r),F._matMult(r),E._matMult(r);}const D=t.stretch+t.fixed,O=n.stretch+n.fixed;return {tl:B,tr:V,bl:F,br:E,tex:{x:a.paddedRect.x+ih+D,y:a.paddedRect.y+ih+O,w:i.stretch+i.fixed-D,h:l.stretch+l.fixed-O},writingMode:void 0,glyphOffset:[0,0],sectionIndex:0,pixelOffsetTL:T,pixelOffsetBR:$,minFontScaleX:A/o/z,minFontScaleY:k/o/P,isSDF:r}};if(n&&(a.stretchX||a.stretchY)){const t=oh(h,m,d),e=oh(p,g,y);for(let r=0;r0&&(n=Math.max(10,n),this.circleDiameter=n);}else {const u=(null===(h=a.image)||void 0===h?void 0:h.content)&&(a.image.textFitWidth||a.image.textFitHeight)?tc(a):{x1:a.left,y1:a.top,x2:a.right,y2:a.bottom};u.y1=u.y1*o-l[0],u.y2=u.y2*o+l[2],u.x1=u.x1*o-l[3],u.x2=u.x2*o+l[1];const p=a.collisionPadding;if(p&&(u.x1-=p[0]*o,u.y1-=p[1]*o,u.x2+=p[2]*o,u.y2+=p[3]*o),c){const t=new s(u.x1,u.y1),e=new s(u.x2,u.y1),r=new s(u.x1,u.y2),n=new s(u.x2,u.y2),i=c*Math.PI/180;t._rotate(i),e._rotate(i),r._rotate(i),n._rotate(i),u.x1=Math.min(t.x,e.x,r.x,n.x),u.x2=Math.max(t.x,e.x,r.x,n.x),u.y1=Math.min(t.y,e.y,r.y,n.y),u.y2=Math.max(t.y,e.y,r.y,n.y);}t.emplaceBack(e.x,e.y,u.x1,u.y1,u.x2,u.y2,r,n,i);}this.boxEndIndex=t.length;}}class hh{constructor(t=[],e=((t,e)=>te?1:0)){if(this.data=t,this.length=this.data.length,this.compare=e,this.length>0)for(let t=(this.length>>1)-1;t>=0;t--)this._down(t);}push(t){this.data.push(t),this._up(this.length++);}pop(){if(0===this.length)return;const t=this.data[0],e=this.data.pop();return --this.length>0&&(this.data[0]=e,this._down(0)),t}peek(){return this.data[0]}_up(t){const{data:e,compare:r}=this,n=e[t];for(;t>0;){const i=t-1>>1,s=e[i];if(r(n,s)>=0)break;e[t]=s,t=i;}e[t]=n;}_down(t){const{data:e,compare:r}=this,n=this.length>>1,i=e[t];for(;t=0)break;e[t]=e[n],t=n;}e[t]=i;}}function ph(t,e=1,r=!1){let n=1/0,i=1/0,a=-1/0,o=-1/0;const l=t[0];for(let t=0;ta)&&(a=e.x),(!t||e.y>o)&&(o=e.y);}const 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0,(function*(){const{uid:o,encoding:i,rawImageData:s,redFactor:r,greenFactor:n,blueFactor:a,baseShift:l}=t,c=s.width+2,u=s.height+2,h=e.b(s)?new e.R({width:c,height:u},yield e.bw(s,-1,-1,c,u)):s,d=new e.bx(o,h,i,r,n,a,l);return this.loaded=this.loaded||{},this.loaded[o]=d,d}))}removeTile(e){const t=this.loaded,o=e.uid;t&&t[o]&&delete t[o];}}function a(e,t){if(0!==e.length){l(e[0],t);for(var o=1;o=Math.abs(a)?o-l+a:a-l+o,o=l;}o+i>=0!=!!t&&e.reverse();}var c=e.by((function e(t,o){var i,s=t&&t.type;if("FeatureCollection"===s)for(i=0;i>31}function I(e,t){for(var o=e.loadGeometry(),i=e.type,s=0,r=0,n=o.length,a=0;ae},D=Math.fround||(C=new Float32Array(1),e=>(C[0]=+e,C[0]));var C;const L=3,O=5,F=6;class z{constructor(e){this.options=Object.assign(Object.create(T),e),this.trees=new Array(this.options.maxZoom+1),this.stride=this.options.reduce?7:6,this.clusterProps=[];}load(e){const{log:t,minZoom:o,maxZoom:i}=this.options;t&&console.time("total time");const s=`prepare ${e.length} points`;t&&console.time(s),this.points=e;const r=[];for(let t=0;t=o;e--){const o=+Date.now();n=this.trees[e]=this._createTree(this._cluster(n,e)),t&&console.log("z%d: %d clusters in %dms",e,n.numItems,+Date.now()-o);}return t&&console.timeEnd("total time"),this}getClusters(e,t){let o=((e[0]+180)%360+360)%360-180;const i=Math.max(-90,Math.min(90,e[1]));let s=180===e[2]?180:((e[2]+180)%360+360)%360-180;const r=Math.max(-90,Math.min(90,e[3]));if(e[2]-e[0]>=360)o=-180,s=180;else if(o>s){const e=this.getClusters([o,i,180,r],t),n=this.getClusters([-180,i,s,r],t);return e.concat(n)}const n=this.trees[this._limitZoom(t)],a=n.range(G(o),j(r),G(s),j(i)),l=n.data,c=[];for(const e of a){const t=this.stride*e;c.push(l[t+O]>1?A(l,t,this.clusterProps):this.points[l[t+L]]);}return c}getChildren(e){const t=this._getOriginId(e),o=this._getOriginZoom(e),i="No cluster with the specified id.",s=this.trees[o];if(!s)throw new Error(i);const r=s.data;if(t*this.stride>=r.length)throw new Error(i);const n=this.options.radius/(this.options.extent*Math.pow(2,o-1)),a=s.within(r[t*this.stride],r[t*this.stride+1],n),l=[];for(const t of a){const o=t*this.stride;r[o+4]===e&&l.push(r[o+O]>1?A(r,o,this.clusterProps):this.points[r[o+L]]);}if(0===l.length)throw new Error(i);return l}getLeaves(e,t,o){const i=[];return this._appendLeaves(i,e,t=t||10,o=o||0,0),i}getTile(e,t,o){const i=this.trees[this._limitZoom(e)],s=Math.pow(2,e),{extent:r,radius:n}=this.options,a=n/r,l=(o-a)/s,c=(o+1+a)/s,u={features:[]};return this._addTileFeatures(i.range((t-a)/s,l,(t+1+a)/s,c),i.data,t,o,s,u),0===t&&this._addTileFeatures(i.range(1-a/s,l,1,c),i.data,s,o,s,u),t===s-1&&this._addTileFeatures(i.range(0,l,a/s,c),i.data,-1,o,s,u),u.features.length?u:null}getClusterExpansionZoom(e){let t=this._getOriginZoom(e)-1;for(;t<=this.options.maxZoom;){const o=this.getChildren(e);if(t++,1!==o.length)break;e=o[0].properties.cluster_id;}return t}_appendLeaves(e,t,o,i,s){const r=this.getChildren(t);for(const t of r){const r=t.properties;if(r&&r.cluster?s+r.point_count<=i?s+=r.point_count:s=this._appendLeaves(e,r.cluster_id,o,i,s):s1;let l,c,u;if(a)l=E(t,e,this.clusterProps),c=t[e],u=t[e+1];else {const o=this.points[t[e+L]];l=o.properties;const[i,s]=o.geometry.coordinates;c=G(i),u=j(s);}const h={type:1,geometry:[[Math.round(this.options.extent*(c*s-o)),Math.round(this.options.extent*(u*s-i))]],tags:l};let d;d=a||this.options.generateId?t[e+L]:this.points[t[e+L]].id,void 0!==d&&(h.id=d),r.features.push(h);}}_limitZoom(e){return Math.max(this.options.minZoom,Math.min(Math.floor(+e),this.options.maxZoom+1))}_cluster(e,t){const{radius:o,extent:i,reduce:s,minPoints:r}=this.options,n=o/(i*Math.pow(2,t)),a=e.data,l=[],c=this.stride;for(let o=0;ot&&(f+=a[o+O]);}if(f>d&&f>=r){let e,r=i*d,n=u*d,g=-1;const p=((o/c|0)<<5)+(t+1)+this.points.length;for(const i of h){const l=i*c;if(a[l+2]<=t)continue;a[l+2]=t;const u=a[l+O];r+=a[l]*u,n+=a[l+1]*u,a[l+4]=p,s&&(e||(e=this._map(a,o,!0),g=this.clusterProps.length,this.clusterProps.push(e)),s(e,this._map(a,l)));}a[o+4]=p,l.push(r/f,n/f,1/0,p,-1,f),s&&l.push(g);}else {for(let e=0;e1)for(const e of h){const o=e*c;if(!(a[o+2]<=t)){a[o+2]=t;for(let e=0;e>5}_getOriginZoom(e){return (e-this.points.length)%32}_map(e,t,o){if(e[t+O]>1){const i=this.clusterProps[e[t+F]];return o?Object.assign({},i):i}const i=this.points[e[t+L]].properties,s=this.options.map(i);return o&&s===i?Object.assign({},s):s}}function A(e,t,o){return {type:"Feature",id:e[t+L],properties:E(e,t,o),geometry:{type:"Point",coordinates:[(i=e[t],360*(i-.5)),R(e[t+1])]}};var i;}function E(e,t,o){const i=e[t+O],s=i>=1e4?`${Math.round(i/1e3)}k`:i>=1e3?Math.round(i/100)/10+"k":i,r=e[t+F],n=-1===r?{}:Object.assign({},o[r]);return Object.assign(n,{cluster:!0,cluster_id:e[t+L],point_count:i,point_count_abbreviated:s})}function G(e){return e/360+.5}function j(e){const 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t=0,i=e.length,s=i-2;t0===t)for(let t=0,o=e.length;t24)throw new Error("maxZoom should be in the 0-24 range");if(t.promoteId&&t.generateId)throw new Error("promoteId and generateId cannot be used together.");let i=function(e,t){const o=[];if("FeatureCollection"===e.type)for(let i=0;i1&&console.time("creation"),d=this.tiles[h]=le(e,t,o,i,l),this.tileCoords.push({z:t,x:o,y:i}),c)){c>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",t,o,i,d.numFeatures,d.numPoints,d.numSimplified),console.timeEnd("creation"));const e=`z${t}`;this.stats[e]=(this.stats[e]||0)+1,this.total++;}if(d.source=e,null==s){if(t===l.indexMaxZoom||d.numPoints<=l.indexMaxPoints)continue}else {if(t===l.maxZoom||t===s)continue;if(null!=s){const e=s-t;if(o!==r>>e||i!==n>>e)continue}}if(d.source=null,0===e.length)continue;c>1&&console.time("clipping");const f=.5*l.buffer/l.extent,g=.5-f,p=.5+f,m=1+f;let y=null,v=null,w=null,x=null,b=U(e,u,o-f,o+p,0,d.minX,d.maxX,l),S=U(e,u,o+g,o+m,0,d.minX,d.maxX,l);e=null,b&&(y=U(b,u,i-f,i+p,1,d.minY,d.maxY,l),v=U(b,u,i+g,i+m,1,d.minY,d.maxY,l),b=null),S&&(w=U(S,u,i-f,i+p,1,d.minY,d.maxY,l),x=U(S,u,i+g,i+m,1,d.minY,d.maxY,l),S=null),c>1&&console.timeEnd("clipping"),a.push(y||[],t+1,2*o,2*i),a.push(v||[],t+1,2*o,2*i+1),a.push(w||[],t+1,2*o+1,2*i),a.push(x||[],t+1,2*o+1,2*i+1);}}getTile(e,t,o){e=+e,t=+t,o=+o;const i=this.options,{extent:s,debug:r}=i;if(e<0||e>24)return null;const n=1<1&&console.log("drilling down to z%d-%d-%d",e,t,o);let l,c=e,u=t,h=o;for(;!l&&c>0;)c--,u>>=1,h>>=1,l=this.tiles[fe(c,u,h)];return l&&l.source?(r>1&&(console.log("found parent tile z%d-%d-%d",c,u,h),console.time("drilling down")),this.splitTile(l.source,c,u,h,e,t,o),r>1&&console.timeEnd("drilling down"),this.tiles[a]?ne(this.tiles[a],s):null):null}}function fe(e,t,o){return 32*((1<{n.properties=e;const t={};for(const e of a)t[e]=i[e].evaluate(r,n);return t},t.reduce=(e,t)=>{n.properties=t;for(const t of a)r.accumulated=e[t],e[t]=s[t].evaluate(r,n);},t}(t)).load((yield this._pendingData).features):(s=yield this._pendingData,new de(s,t.geojsonVtOptions)),this.loaded={};const o={};if(i){const e=i.finish();e&&(o.resourceTiming={},o.resourceTiming[t.source]=JSON.parse(JSON.stringify(e)));}return o}catch(t){if(delete this._pendingRequest,e.bB(t))return {abandoned:!0};throw t}var s;}))}getData(){return e._(this,void 0,void 0,(function*(){return this._pendingData}))}reloadTile(e){const t=this.loaded;return t&&t[e.uid]?super.reloadTile(e):this.loadTile(e)}loadAndProcessGeoJSON(t,o){return e._(this,void 0,void 0,(function*(){let i=yield this.loadGeoJSON(t,o);if(delete this._pendingRequest,"object"!=typeof i)throw new Error(`Input data given to '${t.source}' is not a valid GeoJSON object.`);if(c(i,!0),t.filter){const o=e.bC(t.filter,{type:"boolean","property-type":"data-driven",overridable:!1,transition:!1});if("error"===o.result)throw new Error(o.value.map((e=>`${e.key}: ${e.message}`)).join(", "));const s=i.features.filter((e=>o.value.evaluate({zoom:0},e)));i={type:"FeatureCollection",features:s};}return i}))}loadGeoJSON(t,o){return e._(this,void 0,void 0,(function*(){const{promoteId:i}=t;if(t.request){const s=yield e.h(t.request,o);return this._dataUpdateable=pe(s.data,i)?me(s.data,i):void 0,s.data}if("string"==typeof t.data)try{const e=JSON.parse(t.data);return this._dataUpdateable=pe(e,i)?me(e,i):void 0,e}catch(e){throw new Error(`Input data given to '${t.source}' is not a valid GeoJSON object.`)}if(!t.dataDiff)throw new Error(`Input data given to '${t.source}' is not a valid GeoJSON object.`);if(!this._dataUpdateable)throw new Error(`Cannot update existing geojson data in ${t.source}`);return function(e,t,o){var i,s,r,n;if(t.removeAll&&e.clear(),t.remove)for(const o of t.remove)e.delete(o);if(t.add)for(const i of t.add){const t=ge(i,o);null!=t&&e.set(t,i);}if(t.update)for(const o of t.update){let t=e.get(o.id);if(null==t)continue;const a=!o.removeAllProperties&&((null===(i=o.removeProperties)||void 0===i?void 0:i.length)>0||(null===(s=o.addOrUpdateProperties)||void 0===s?void 0:s.length)>0);if((o.newGeometry||o.removeAllProperties||a)&&(t=Object.assign({},t),e.set(o.id,t),a&&(t.properties=Object.assign({},t.properties))),o.newGeometry&&(t.geometry=o.newGeometry),o.removeAllProperties)t.properties={};else if((null===(r=o.removeProperties)||void 0===r?void 0:r.length)>0)for(const e of o.removeProperties)Object.prototype.hasOwnProperty.call(t.properties,e)&&delete t.properties[e];if((null===(n=o.addOrUpdateProperties)||void 0===n?void 0:n.length)>0)for(const{key:e,value:i}of o.addOrUpdateProperties)t.properties[e]=i;}}(this._dataUpdateable,t.dataDiff,i),{type:"FeatureCollection",features:Array.from(this._dataUpdateable.values())}}))}removeSource(t){return e._(this,void 0,void 0,(function*(){this._pendingRequest&&this._pendingRequest.abort();}))}getClusterExpansionZoom(e){return this._geoJSONIndex.getClusterExpansionZoom(e.clusterId)}getClusterChildren(e){return this._geoJSONIndex.getChildren(e.clusterId)}getClusterLeaves(e){return this._geoJSONIndex.getLeaves(e.clusterId,e.limit,e.offset)}}class ve{constructor(t){this.self=t,this.actor=new e.F(t),this.layerIndexes={},this.availableImages={},this.workerSources={},this.demWorkerSources={},this.externalWorkerSourceTypes={},this.self.registerWorkerSource=(e,t)=>{if(this.externalWorkerSourceTypes[e])throw new Error(`Worker source with name "${e}" already registered.`);this.externalWorkerSourceTypes[e]=t;},this.self.addProtocol=e.bi,this.self.removeProtocol=e.bj,this.self.registerRTLTextPlugin=t=>{if(e.bD.isParsed())throw new Error("RTL text plugin already registered.");e.bD.setMethods(t);},this.actor.registerMessageHandler("LDT",((e,t)=>this._getDEMWorkerSource(e,t.source).loadTile(t))),this.actor.registerMessageHandler("RDT",((t,o)=>e._(this,void 0,void 0,(function*(){this._getDEMWorkerSource(t,o.source).removeTile(o);})))),this.actor.registerMessageHandler("GCEZ",((t,o)=>e._(this,void 0,void 0,(function*(){return this._getWorkerSource(t,o.type,o.source).getClusterExpansionZoom(o)})))),this.actor.registerMessageHandler("GCC",((t,o)=>e._(this,void 0,void 0,(function*(){return this._getWorkerSource(t,o.type,o.source).getClusterChildren(o)})))),this.actor.registerMessageHandler("GCL",((t,o)=>e._(this,void 0,void 0,(function*(){return this._getWorkerSource(t,o.type,o.source).getClusterLeaves(o)})))),this.actor.registerMessageHandler("LD",((e,t)=>this._getWorkerSource(e,t.type,t.source).loadData(t))),this.actor.registerMessageHandler("GD",((e,t)=>this._getWorkerSource(e,t.type,t.source).getData())),this.actor.registerMessageHandler("LT",((e,t)=>this._getWorkerSource(e,t.type,t.source).loadTile(t))),this.actor.registerMessageHandler("RT",((e,t)=>this._getWorkerSource(e,t.type,t.source).reloadTile(t))),this.actor.registerMessageHandler("AT",((e,t)=>this._getWorkerSource(e,t.type,t.source).abortTile(t))),this.actor.registerMessageHandler("RMT",((e,t)=>this._getWorkerSource(e,t.type,t.source).removeTile(t))),this.actor.registerMessageHandler("RS",((t,o)=>e._(this,void 0,void 0,(function*(){if(!this.workerSources[t]||!this.workerSources[t][o.type]||!this.workerSources[t][o.type][o.source])return;const e=this.workerSources[t][o.type][o.source];delete this.workerSources[t][o.type][o.source],void 0!==e.removeSource&&e.removeSource(o);})))),this.actor.registerMessageHandler("RM",(t=>e._(this,void 0,void 0,(function*(){delete this.layerIndexes[t],delete this.availableImages[t],delete this.workerSources[t],delete this.demWorkerSources[t];})))),this.actor.registerMessageHandler("SR",((t,o)=>e._(this,void 0,void 0,(function*(){this.referrer=o;})))),this.actor.registerMessageHandler("SRPS",((e,t)=>this._syncRTLPluginState(e,t))),this.actor.registerMessageHandler("IS",((t,o)=>e._(this,void 0,void 0,(function*(){this.self.importScripts(o);})))),this.actor.registerMessageHandler("SI",((e,t)=>this._setImages(e,t))),this.actor.registerMessageHandler("UL",((t,o)=>e._(this,void 0,void 0,(function*(){this._getLayerIndex(t).update(o.layers,o.removedIds);})))),this.actor.registerMessageHandler("SL",((t,o)=>e._(this,void 0,void 0,(function*(){this._getLayerIndex(t).replace(o);}))));}_setImages(t,o){return e._(this,void 0,void 0,(function*(){this.availableImages[t]=o;for(const e in this.workerSources[t]){const i=this.workerSources[t][e];for(const e in i)i[e].availableImages=o;}}))}_syncRTLPluginState(t,o){return e._(this,void 0,void 0,(function*(){if(e.bD.isParsed())return e.bD.getState();if("loading"!==o.pluginStatus)return e.bD.setState(o),o;const t=o.pluginURL;if(this.self.importScripts(t),e.bD.isParsed()){const o={pluginStatus:"loaded",pluginURL:t};return e.bD.setState(o),o}throw e.bD.setState({pluginStatus:"error",pluginURL:""}),new Error(`RTL Text Plugin failed to import scripts from ${t}`)}))}_getAvailableImages(e){let t=this.availableImages[e];return t||(t=[]),t}_getLayerIndex(e){let o=this.layerIndexes[e];return o||(o=this.layerIndexes[e]=new t),o}_getWorkerSource(e,t,o){if(this.workerSources[e]||(this.workerSources[e]={}),this.workerSources[e][t]||(this.workerSources[e][t]={}),!this.workerSources[e][t][o]){const i={sendAsync:(t,o)=>(t.targetMapId=e,this.actor.sendAsync(t,o))};switch(t){case"vector":this.workerSources[e][t][o]=new r(i,this._getLayerIndex(e),this._getAvailableImages(e));break;case"geojson":this.workerSources[e][t][o]=new ye(i,this._getLayerIndex(e),this._getAvailableImages(e));break;default:this.workerSources[e][t][o]=new this.externalWorkerSourceTypes[t](i,this._getLayerIndex(e),this._getAvailableImages(e));}}return this.workerSources[e][t][o]}_getDEMWorkerSource(e,t){return this.demWorkerSources[e]||(this.demWorkerSources[e]={}),this.demWorkerSources[e][t]||(this.demWorkerSources[e][t]=new n),this.demWorkerSources[e][t]}}return e.i(self)&&(self.worker=new ve(self)),ve})); + +define("index",["exports","./shared"],(function(t,e){"use strict";var i="4.7.1";let a,s;const o={now:"undefined"!=typeof performance&&performance&&performance.now?performance.now.bind(performance):Date.now.bind(Date),frameAsync:t=>new Promise(((i,a)=>{const s=requestAnimationFrame(i);t.signal.addEventListener("abort",(()=>{cancelAnimationFrame(s),a(e.c());}));})),getImageData(t,e=0){return this.getImageCanvasContext(t).getImageData(-e,-e,t.width+2*e,t.height+2*e)},getImageCanvasContext(t){const e=window.document.createElement("canvas"),i=e.getContext("2d",{willReadFrequently:!0});if(!i)throw new Error("failed to create canvas 2d context");return e.width=t.width,e.height=t.height,i.drawImage(t,0,0,t.width,t.height),i},resolveURL:t=>(a||(a=document.createElement("a")),a.href=t,a.href),hardwareConcurrency:"undefined"!=typeof navigator&&navigator.hardwareConcurrency||4,get prefersReducedMotion(){return !!matchMedia&&(null==s&&(s=matchMedia("(prefers-reduced-motion: reduce)")),s.matches)}};class r{static testProp(t){if(!r.docStyle)return t[0];for(let e=0;e{window.removeEventListener("click",r.suppressClickInternal,!0);}),0);}static getScale(t){const e=t.getBoundingClientRect();return {x:e.width/t.offsetWidth||1,y:e.height/t.offsetHeight||1,boundingClientRect:e}}static getPoint(t,i,a){const s=i.boundingClientRect;return new e.P((a.clientX-s.left)/i.x-t.clientLeft,(a.clientY-s.top)/i.y-t.clientTop)}static mousePos(t,e){const i=r.getScale(t);return r.getPoint(t,i,e)}static touchPos(t,e){const i=[],a=r.getScale(t);for(let s=0;s{l&&d(l),l=null,u=!0;},h.onerror=()=>{c=!0,l=null;},h.src="data:image/webp;base64,UklGRh4AAABXRUJQVlA4TBEAAAAvAQAAAAfQ//73v/+BiOh/AAA="),function(t){let i,a,s,o;t.resetRequestQueue=()=>{i=[],a=0,s=0,o={};},t.addThrottleControl=t=>{const e=s++;return o[e]=t,e},t.removeThrottleControl=t=>{delete o[t],l();},t.getImage=(t,a,s=!0)=>new Promise(((o,r)=>{n.supported&&(t.headers||(t.headers={}),t.headers.accept="image/webp,*/*"),e.e(t,{type:"image"}),i.push({abortController:a,requestParameters:t,supportImageRefresh:s,state:"queued",onError:t=>{r(t);},onSuccess:t=>{o(t);}}),l();}));const r=t=>e._(this,void 0,void 0,(function*(){t.state="running";const{requestParameters:i,supportImageRefresh:s,onError:o,onSuccess:r,abortController:n}=t,c=!1===s&&!e.i(self)&&!e.g(i.url)&&(!i.headers||Object.keys(i.headers).reduce(((t,e)=>t&&"accept"===e),!0));a++;const u=c?h(i,n):e.m(i,n);try{const i=yield u;delete t.abortController,t.state="completed",i.data instanceof HTMLImageElement||e.b(i.data)?r(i):i.data&&r({data:yield(d=i.data,"function"==typeof createImageBitmap?e.d(d):e.f(d)),cacheControl:i.cacheControl,expires:i.expires});}catch(e){delete t.abortController,o(e);}finally{a--,l();}var d;})),l=()=>{const t=(()=>{for(const t of Object.keys(o))if(o[t]())return !0;return !1})()?e.a.MAX_PARALLEL_IMAGE_REQUESTS_PER_FRAME:e.a.MAX_PARALLEL_IMAGE_REQUESTS;for(let e=a;e0;e++){const t=i.shift();t.abortController.signal.aborted?e--:r(t);}},h=(t,i)=>new Promise(((a,s)=>{const o=new Image,r=t.url,n=t.credentials;n&&"include"===n?o.crossOrigin="use-credentials":(n&&"same-origin"===n||!e.s(r))&&(o.crossOrigin="anonymous"),i.signal.addEventListener("abort",(()=>{o.src="",s(e.c());})),o.fetchPriority="high",o.onload=()=>{o.onerror=o.onload=null,a({data:o});},o.onerror=()=>{o.onerror=o.onload=null,i.signal.aborted||s(new Error("Could not load image. Please make sure to use a supported image type such as PNG or JPEG. Note that SVGs are not supported."));},o.src=r;}));}(_||(_={})),_.resetRequestQueue();class p{constructor(t){this._transformRequestFn=t;}transformRequest(t,e){return this._transformRequestFn&&this._transformRequestFn(t,e)||{url:t}}setTransformRequest(t){this._transformRequestFn=t;}}function m(t){var i=new e.A(3);return i[0]=t[0],i[1]=t[1],i[2]=t[2],i}var f,g=function(t,e,i){return t[0]=e[0]-i[0],t[1]=e[1]-i[1],t[2]=e[2]-i[2],t};f=new e.A(3),e.A!=Float32Array&&(f[0]=0,f[1]=0,f[2]=0);var v=function(t){var e=t[0],i=t[1];return e*e+i*i};function x(t){const e=[];if("string"==typeof t)e.push({id:"default",url:t});else if(t&&t.length>0){const i=[];for(const{id:a,url:s}of t){const t=`${a}${s}`;-1===i.indexOf(t)&&(i.push(t),e.push({id:a,url:s}));}}return e}function y(t,e,i){const a=t.split("?");return a[0]+=`${e}${i}`,a.join("?")}!function(){var t=new e.A(2);e.A!=Float32Array&&(t[0]=0,t[1]=0);}();class b{constructor(t,e,i,a){this.context=t,this.format=i,this.texture=t.gl.createTexture(),this.update(e,a);}update(t,i,a){const{width:s,height:o}=t,r=!(this.size&&this.size[0]===s&&this.size[1]===o||a),{context:n}=this,{gl:l}=n;if(this.useMipmap=Boolean(i&&i.useMipmap),l.bindTexture(l.TEXTURE_2D,this.texture),n.pixelStoreUnpackFlipY.set(!1),n.pixelStoreUnpack.set(1),n.pixelStoreUnpackPremultiplyAlpha.set(this.format===l.RGBA&&(!i||!1!==i.premultiply)),r)this.size=[s,o],t instanceof HTMLImageElement||t instanceof HTMLCanvasElement||t instanceof HTMLVideoElement||t instanceof ImageData||e.b(t)?l.texImage2D(l.TEXTURE_2D,0,this.format,this.format,l.UNSIGNED_BYTE,t):l.texImage2D(l.TEXTURE_2D,0,this.format,s,o,0,this.format,l.UNSIGNED_BYTE,t.data);else {const{x:i,y:r}=a||{x:0,y:0};t instanceof HTMLImageElement||t instanceof HTMLCanvasElement||t instanceof HTMLVideoElement||t instanceof ImageData||e.b(t)?l.texSubImage2D(l.TEXTURE_2D,0,i,r,l.RGBA,l.UNSIGNED_BYTE,t):l.texSubImage2D(l.TEXTURE_2D,0,i,r,s,o,l.RGBA,l.UNSIGNED_BYTE,t.data);}this.useMipmap&&this.isSizePowerOfTwo()&&l.generateMipmap(l.TEXTURE_2D);}bind(t,e,i){const{context:a}=this,{gl:s}=a;s.bindTexture(s.TEXTURE_2D,this.texture),i!==s.LINEAR_MIPMAP_NEAREST||this.isSizePowerOfTwo()||(i=s.LINEAR),t!==this.filter&&(s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,t),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,i||t),this.filter=t),e!==this.wrap&&(s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,e),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,e),this.wrap=e);}isSizePowerOfTwo(){return this.size[0]===this.size[1]&&Math.log(this.size[0])/Math.LN2%1==0}destroy(){const{gl:t}=this.context;t.deleteTexture(this.texture),this.texture=null;}}function w(t){const{userImage:e}=t;return !!(e&&e.render&&e.render())&&(t.data.replace(new Uint8Array(e.data.buffer)),!0)}class T extends e.E{constructor(){super(),this.images={},this.updatedImages={},this.callbackDispatchedThisFrame={},this.loaded=!1,this.requestors=[],this.patterns={},this.atlasImage=new e.R({width:1,height:1}),this.dirty=!0;}isLoaded(){return this.loaded}setLoaded(t){if(this.loaded!==t&&(this.loaded=t,t)){for(const{ids:t,promiseResolve:e}of this.requestors)e(this._getImagesForIds(t));this.requestors=[];}}getImage(t){const i=this.images[t];if(i&&!i.data&&i.spriteData){const t=i.spriteData;i.data=new e.R({width:t.width,height:t.height},t.context.getImageData(t.x,t.y,t.width,t.height).data),i.spriteData=null;}return i}addImage(t,e){if(this.images[t])throw new Error(`Image id ${t} already exist, use updateImage instead`);this._validate(t,e)&&(this.images[t]=e);}_validate(t,i){let a=!0;const s=i.data||i.spriteData;return this._validateStretch(i.stretchX,s&&s.width)||(this.fire(new e.j(new Error(`Image "${t}" has invalid "stretchX" value`))),a=!1),this._validateStretch(i.stretchY,s&&s.height)||(this.fire(new e.j(new Error(`Image "${t}" has invalid "stretchY" value`))),a=!1),this._validateContent(i.content,i)||(this.fire(new e.j(new Error(`Image "${t}" has invalid "content" value`))),a=!1),a}_validateStretch(t,e){if(!t)return !0;let i=0;for(const a of t){if(a[0]{let a=!0;if(!this.isLoaded())for(const e of t)this.images[e]||(a=!1);this.isLoaded()||a?e(this._getImagesForIds(t)):this.requestors.push({ids:t,promiseResolve:e});}))}_getImagesForIds(t){const i={};for(const a of t){let t=this.getImage(a);t||(this.fire(new e.k("styleimagemissing",{id:a})),t=this.getImage(a)),t?i[a]={data:t.data.clone(),pixelRatio:t.pixelRatio,sdf:t.sdf,version:t.version,stretchX:t.stretchX,stretchY:t.stretchY,content:t.content,textFitWidth:t.textFitWidth,textFitHeight:t.textFitHeight,hasRenderCallback:Boolean(t.userImage&&t.userImage.render)}:e.w(`Image "${a}" could not be loaded. Please make sure you have added the image with map.addImage() or a "sprite" property in your style. You can provide missing images by listening for the "styleimagemissing" map event.`);}return i}getPixelSize(){const{width:t,height:e}=this.atlasImage;return {width:t,height:e}}getPattern(t){const i=this.patterns[t],a=this.getImage(t);if(!a)return null;if(i&&i.position.version===a.version)return i.position;if(i)i.position.version=a.version;else {const i={w:a.data.width+2,h:a.data.height+2,x:0,y:0},s=new e.I(i,a);this.patterns[t]={bin:i,position:s};}return this._updatePatternAtlas(),this.patterns[t].position}bind(t){const e=t.gl;this.atlasTexture?this.dirty&&(this.atlasTexture.update(this.atlasImage),this.dirty=!1):this.atlasTexture=new b(t,this.atlasImage,e.RGBA),this.atlasTexture.bind(e.LINEAR,e.CLAMP_TO_EDGE);}_updatePatternAtlas(){const t=[];for(const e in this.patterns)t.push(this.patterns[e].bin);const{w:i,h:a}=e.p(t),s=this.atlasImage;s.resize({width:i||1,height:a||1});for(const t in this.patterns){const{bin:i}=this.patterns[t],a=i.x+1,o=i.y+1,r=this.getImage(t).data,n=r.width,l=r.height;e.R.copy(r,s,{x:0,y:0},{x:a,y:o},{width:n,height:l}),e.R.copy(r,s,{x:0,y:l-1},{x:a,y:o-1},{width:n,height:1}),e.R.copy(r,s,{x:0,y:0},{x:a,y:o+l},{width:n,height:1}),e.R.copy(r,s,{x:n-1,y:0},{x:a-1,y:o},{width:1,height:l}),e.R.copy(r,s,{x:0,y:0},{x:a+n,y:o},{width:1,height:l});}this.dirty=!0;}beginFrame(){this.callbackDispatchedThisFrame={};}dispatchRenderCallbacks(t){for(const i of t){if(this.callbackDispatchedThisFrame[i])continue;this.callbackDispatchedThisFrame[i]=!0;const t=this.getImage(i);t||e.w(`Image with ID: "${i}" was not found`),w(t)&&this.updateImage(i,t);}}}const I=1e20;function E(t,e,i,a,s,o,r,n,l){for(let h=e;h-1);l++,o[l]=n,r[l]=h,r[l+1]=I;}for(let n=0,l=0;n65535)throw new Error("glyphs > 65535 not supported");if(e.ranges[s])return {stack:t,id:i,glyph:a};if(!this.url)throw new Error("glyphsUrl is not set");if(!e.requests[s]){const i=C.loadGlyphRange(t,s,this.url,this.requestManager);e.requests[s]=i;}const o=yield e.requests[s];for(const t in o)this._doesCharSupportLocalGlyph(+t)||(e.glyphs[+t]=o[+t]);return e.ranges[s]=!0,{stack:t,id:i,glyph:o[i]||null}}))}_doesCharSupportLocalGlyph(t){return !!this.localIdeographFontFamily&&/\p{Ideo}|\p{sc=Hang}|\p{sc=Hira}|\p{sc=Kana}/u.test(String.fromCodePoint(t))}_tinySDF(t,i,a){const s=this.localIdeographFontFamily;if(!s)return;if(!this._doesCharSupportLocalGlyph(a))return;let o=t.tinySDF;if(!o){let e="400";/bold/i.test(i)?e="900":/medium/i.test(i)?e="500":/light/i.test(i)&&(e="200"),o=t.tinySDF=new C.TinySDF({fontSize:48,buffer:6,radius:16,cutoff:.25,fontFamily:s,fontWeight:e});}const r=o.draw(String.fromCharCode(a));return {id:a,bitmap:new e.o({width:r.width||60,height:r.height||60},r.data),metrics:{width:r.glyphWidth/2||24,height:r.glyphHeight/2||24,left:r.glyphLeft/2+.5||0,top:r.glyphTop/2-27.5||-8,advance:r.glyphAdvance/2||24,isDoubleResolution:!0}}}}C.loadGlyphRange=function(t,i,a,s){return e._(this,void 0,void 0,(function*(){const o=256*i,r=o+255,n=s.transformRequest(a.replace("{fontstack}",t).replace("{range}",`${o}-${r}`),"Glyphs"),l=yield e.l(n,new AbortController);if(!l||!l.data)throw new Error(`Could not load glyph range. range: ${i}, ${o}-${r}`);const h={};for(const t of e.n(l.data))h[t.id]=t;return h}))},C.TinySDF=class{constructor({fontSize:t=24,buffer:e=3,radius:i=8,cutoff:a=.25,fontFamily:s="sans-serif",fontWeight:o="normal",fontStyle:r="normal"}={}){this.buffer=e,this.cutoff=a,this.radius=i;const n=this.size=t+4*e,l=this._createCanvas(n),h=this.ctx=l.getContext("2d",{willReadFrequently:!0});h.font=`${r} ${o} ${t}px ${s}`,h.textBaseline="alphabetic",h.textAlign="left",h.fillStyle="black",this.gridOuter=new Float64Array(n*n),this.gridInner=new Float64Array(n*n),this.f=new Float64Array(n),this.z=new Float64Array(n+1),this.v=new Uint16Array(n);}_createCanvas(t){const e=document.createElement("canvas");return e.width=e.height=t,e}draw(t){const{width:e,actualBoundingBoxAscent:i,actualBoundingBoxDescent:a,actualBoundingBoxLeft:s,actualBoundingBoxRight:o}=this.ctx.measureText(t),r=Math.ceil(i),n=Math.max(0,Math.min(this.size-this.buffer,Math.ceil(o-s))),l=Math.min(this.size-this.buffer,r+Math.ceil(a)),h=n+2*this.buffer,c=l+2*this.buffer,u=Math.max(h*c,0),d=new Uint8ClampedArray(u),_={data:d,width:h,height:c,glyphWidth:n,glyphHeight:l,glyphTop:r,glyphLeft:0,glyphAdvance:e};if(0===n||0===l)return _;const{ctx:p,buffer:m,gridInner:f,gridOuter:g}=this;p.clearRect(m,m,n,l),p.fillText(t,m,m+r);const v=p.getImageData(m,m,n,l);g.fill(I,0,u),f.fill(0,0,u);for(let t=0;t0?t*t:0,f[a]=t<0?t*t:0;}}E(g,0,0,h,c,h,this.f,this.v,this.z),E(f,m,m,n,l,h,this.f,this.v,this.z);for(let t=0;t1&&(r=t[++o]);const l=Math.abs(n-r.left),h=Math.abs(n-r.right),c=Math.min(l,h);let u;const d=e/i*(a+1);if(r.isDash){const t=a-Math.abs(d);u=Math.sqrt(c*c+t*t);}else u=a-Math.sqrt(c*c+d*d);this.data[s+n]=Math.max(0,Math.min(255,u+128));}}}addRegularDash(t){for(let e=t.length-1;e>=0;--e){const i=t[e],a=t[e+1];i.zeroLength?t.splice(e,1):a&&a.isDash===i.isDash&&(a.left=i.left,t.splice(e,1));}const e=t[0],i=t[t.length-1];e.isDash===i.isDash&&(e.left=i.left-this.width,i.right=e.right+this.width);const a=this.width*this.nextRow;let s=0,o=t[s];for(let e=0;e1&&(o=t[++s]);const i=Math.abs(e-o.left),r=Math.abs(e-o.right),n=Math.min(i,r);this.data[a+e]=Math.max(0,Math.min(255,(o.isDash?n:-n)+128));}}addDash(t,i){const a=i?7:0,s=2*a+1;if(this.nextRow+s>this.height)return e.w("LineAtlas out of space"),null;let o=0;for(let e=0;e{t.terminate();})),this.workers=null);}isPreloaded(){return !!this.active[k]}numActive(){return Object.keys(this.active).length}}const F=Math.floor(o.hardwareConcurrency/2);let B,O;function N(){return B||(B=new L),B}L.workerCount=e.C(globalThis)?Math.max(Math.min(F,3),1):1;class U{constructor(t,i){this.workerPool=t,this.actors=[],this.currentActor=0,this.id=i;const a=this.workerPool.acquire(i);for(let t=0;t{t.remove();})),this.actors=[],t&&this.workerPool.release(this.id);}registerMessageHandler(t,e){for(const i of this.actors)i.registerMessageHandler(t,e);}}function j(){return O||(O=new U(N(),e.G),O.registerMessageHandler("GR",((t,i,a)=>e.m(i,a)))),O}function Z(t,i){const a=e.H();return e.J(a,a,[1,1,0]),e.K(a,a,[.5*t.width,.5*t.height,1]),e.L(a,a,t.calculatePosMatrix(i.toUnwrapped()))}function q(t,e,i,a,s,o){const r=function(t,e,i){if(t)for(const a of t){const t=e[a];if(t&&t.source===i&&"fill-extrusion"===t.type)return !0}else for(const t in e){const a=e[t];if(a.source===i&&"fill-extrusion"===a.type)return !0}return !1}(s&&s.layers,e,t.id),n=o.maxPitchScaleFactor(),l=t.tilesIn(a,n,r);l.sort(V);const h=[];for(const a of l)h.push({wrappedTileID:a.tileID.wrapped().key,queryResults:a.tile.queryRenderedFeatures(e,i,t._state,a.queryGeometry,a.cameraQueryGeometry,a.scale,s,o,n,Z(t.transform,a.tileID))});const c=function(t){const e={},i={};for(const a of t){const t=a.queryResults,s=a.wrappedTileID,o=i[s]=i[s]||{};for(const i in t){const a=t[i],s=o[i]=o[i]||{},r=e[i]=e[i]||[];for(const t of a)s[t.featureIndex]||(s[t.featureIndex]=!0,r.push(t));}}return e}(h);for(const e in c)c[e].forEach((e=>{const i=e.feature,a=t.getFeatureState(i.layer["source-layer"],i.id);i.source=i.layer.source,i.layer["source-layer"]&&(i.sourceLayer=i.layer["source-layer"]),i.state=a;}));return c}function V(t,e){const i=t.tileID,a=e.tileID;return i.overscaledZ-a.overscaledZ||i.canonical.y-a.canonical.y||i.wrap-a.wrap||i.canonical.x-a.canonical.x}function G(t,i,a){return e._(this,void 0,void 0,(function*(){let s=t;if(t.url?s=(yield e.h(i.transformRequest(t.url,"Source"),a)).data:yield o.frameAsync(a),!s)return null;const r=e.M(e.e(s,t),["tiles","minzoom","maxzoom","attribution","bounds","scheme","tileSize","encoding"]);return "vector_layers"in s&&s.vector_layers&&(r.vectorLayerIds=s.vector_layers.map((t=>t.id))),r}))}class H{constructor(t,e){t&&(e?this.setSouthWest(t).setNorthEast(e):Array.isArray(t)&&(4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1])));}setNorthEast(t){return this._ne=t instanceof e.N?new e.N(t.lng,t.lat):e.N.convert(t),this}setSouthWest(t){return this._sw=t instanceof e.N?new e.N(t.lng,t.lat):e.N.convert(t),this}extend(t){const i=this._sw,a=this._ne;let s,o;if(t instanceof e.N)s=t,o=t;else {if(!(t instanceof H))return Array.isArray(t)?4===t.length||t.every(Array.isArray)?this.extend(H.convert(t)):this.extend(e.N.convert(t)):t&&("lng"in t||"lon"in t)&&"lat"in t?this.extend(e.N.convert(t)):this;if(s=t._sw,o=t._ne,!s||!o)return this}return i||a?(i.lng=Math.min(s.lng,i.lng),i.lat=Math.min(s.lat,i.lat),a.lng=Math.max(o.lng,a.lng),a.lat=Math.max(o.lat,a.lat)):(this._sw=new e.N(s.lng,s.lat),this._ne=new e.N(o.lng,o.lat)),this}getCenter(){return new e.N((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)}getSouthWest(){return this._sw}getNorthEast(){return this._ne}getNorthWest(){return new e.N(this.getWest(),this.getNorth())}getSouthEast(){return new e.N(this.getEast(),this.getSouth())}getWest(){return this._sw.lng}getSouth(){return this._sw.lat}getEast(){return this._ne.lng}getNorth(){return this._ne.lat}toArray(){return [this._sw.toArray(),this._ne.toArray()]}toString(){return `LngLatBounds(${this._sw.toString()}, ${this._ne.toString()})`}isEmpty(){return !(this._sw&&this._ne)}contains(t){const{lng:i,lat:a}=e.N.convert(t);let s=this._sw.lng<=i&&i<=this._ne.lng;return this._sw.lng>this._ne.lng&&(s=this._sw.lng>=i&&i>=this._ne.lng),this._sw.lat<=a&&a<=this._ne.lat&&s}static convert(t){return t instanceof H?t:t?new H(t):t}static fromLngLat(t,i=0){const a=360*i/40075017,s=a/Math.cos(Math.PI/180*t.lat);return new H(new e.N(t.lng-s,t.lat-a),new e.N(t.lng+s,t.lat+a))}adjustAntiMeridian(){const t=new e.N(this._sw.lng,this._sw.lat),i=new e.N(this._ne.lng,this._ne.lat);return new H(t,t.lng>i.lng?new e.N(i.lng+360,i.lat):i)}}class W{constructor(t,e,i){this.bounds=H.convert(this.validateBounds(t)),this.minzoom=e||0,this.maxzoom=i||24;}validateBounds(t){return Array.isArray(t)&&4===t.length?[Math.max(-180,t[0]),Math.max(-90,t[1]),Math.min(180,t[2]),Math.min(90,t[3])]:[-180,-90,180,90]}contains(t){const i=Math.pow(2,t.z),a=Math.floor(e.O(this.bounds.getWest())*i),s=Math.floor(e.Q(this.bounds.getNorth())*i),o=Math.ceil(e.O(this.bounds.getEast())*i),r=Math.ceil(e.Q(this.bounds.getSouth())*i);return t.x>=a&&t.x=s&&t.y{this._options.tiles=t;})),this}setUrl(t){return this.setSourceProperty((()=>{this.url=t,this._options.url=t;})),this}onRemove(){this._tileJSONRequest&&(this._tileJSONRequest.abort(),this._tileJSONRequest=null);}serialize(){return e.e({},this._options)}loadTile(t){return e._(this,void 0,void 0,(function*(){const e=t.tileID.canonical.url(this.tiles,this.map.getPixelRatio(),this.scheme),i={request:this.map._requestManager.transformRequest(e,"Tile"),uid:t.uid,tileID:t.tileID,zoom:t.tileID.overscaledZ,tileSize:this.tileSize*t.tileID.overscaleFactor(),type:this.type,source:this.id,pixelRatio:this.map.getPixelRatio(),showCollisionBoxes:this.map.showCollisionBoxes,promoteId:this.promoteId};i.request.collectResourceTiming=this._collectResourceTiming;let a="RT";if(t.actor&&"expired"!==t.state){if("loading"===t.state)return new Promise(((e,i)=>{t.reloadPromise={resolve:e,reject:i};}))}else t.actor=this.dispatcher.getActor(),a="LT";t.abortController=new AbortController;try{const e=yield t.actor.sendAsync({type:a,data:i},t.abortController);if(delete t.abortController,t.aborted)return;this._afterTileLoadWorkerResponse(t,e);}catch(e){if(delete t.abortController,t.aborted)return;if(e&&404!==e.status)throw e;this._afterTileLoadWorkerResponse(t,null);}}))}_afterTileLoadWorkerResponse(t,e){if(e&&e.resourceTiming&&(t.resourceTiming=e.resourceTiming),e&&this.map._refreshExpiredTiles&&t.setExpiryData(e),t.loadVectorData(e,this.map.painter),t.reloadPromise){const e=t.reloadPromise;t.reloadPromise=null,this.loadTile(t).then(e.resolve).catch(e.reject);}}abortTile(t){return e._(this,void 0,void 0,(function*(){t.abortController&&(t.abortController.abort(),delete t.abortController),t.actor&&(yield t.actor.sendAsync({type:"AT",data:{uid:t.uid,type:this.type,source:this.id}}));}))}unloadTile(t){return e._(this,void 0,void 0,(function*(){t.unloadVectorData(),t.actor&&(yield t.actor.sendAsync({type:"RMT",data:{uid:t.uid,type:this.type,source:this.id}}));}))}hasTransition(){return !1}}class X extends e.E{constructor(t,i,a,s){super(),this.id=t,this.dispatcher=a,this.setEventedParent(s),this.type="raster",this.minzoom=0,this.maxzoom=22,this.roundZoom=!0,this.scheme="xyz",this.tileSize=512,this._loaded=!1,this._options=e.e({type:"raster"},i),e.e(this,e.M(i,["url","scheme","tileSize"]));}load(){return e._(this,void 0,void 0,(function*(){this._loaded=!1,this.fire(new e.k("dataloading",{dataType:"source"})),this._tileJSONRequest=new AbortController;try{const t=yield G(this._options,this.map._requestManager,this._tileJSONRequest);this._tileJSONRequest=null,this._loaded=!0,t&&(e.e(this,t),t.bounds&&(this.tileBounds=new W(t.bounds,this.minzoom,this.maxzoom)),this.fire(new e.k("data",{dataType:"source",sourceDataType:"metadata"})),this.fire(new e.k("data",{dataType:"source",sourceDataType:"content"})));}catch(t){this._tileJSONRequest=null,this.fire(new e.j(t));}}))}loaded(){return this._loaded}onAdd(t){this.map=t,this.load();}onRemove(){this._tileJSONRequest&&(this._tileJSONRequest.abort(),this._tileJSONRequest=null);}setSourceProperty(t){this._tileJSONRequest&&(this._tileJSONRequest.abort(),this._tileJSONRequest=null),t(),this.load();}setTiles(t){return this.setSourceProperty((()=>{this._options.tiles=t;})),this}setUrl(t){return this.setSourceProperty((()=>{this.url=t,this._options.url=t;})),this}serialize(){return e.e({},this._options)}hasTile(t){return !this.tileBounds||this.tileBounds.contains(t.canonical)}loadTile(t){return e._(this,void 0,void 0,(function*(){const e=t.tileID.canonical.url(this.tiles,this.map.getPixelRatio(),this.scheme);t.abortController=new AbortController;try{const i=yield _.getImage(this.map._requestManager.transformRequest(e,"Tile"),t.abortController,this.map._refreshExpiredTiles);if(delete t.abortController,t.aborted)return void(t.state="unloaded");if(i&&i.data){this.map._refreshExpiredTiles&&i.cacheControl&&i.expires&&t.setExpiryData({cacheControl:i.cacheControl,expires:i.expires});const e=this.map.painter.context,a=e.gl,s=i.data;t.texture=this.map.painter.getTileTexture(s.width),t.texture?t.texture.update(s,{useMipmap:!0}):(t.texture=new b(e,s,a.RGBA,{useMipmap:!0}),t.texture.bind(a.LINEAR,a.CLAMP_TO_EDGE,a.LINEAR_MIPMAP_NEAREST)),t.state="loaded";}}catch(e){if(delete t.abortController,t.aborted)t.state="unloaded";else if(e)throw t.state="errored",e}}))}abortTile(t){return e._(this,void 0,void 0,(function*(){t.abortController&&(t.abortController.abort(),delete t.abortController);}))}unloadTile(t){return e._(this,void 0,void 0,(function*(){t.texture&&this.map.painter.saveTileTexture(t.texture);}))}hasTransition(){return !1}}class K extends X{constructor(t,i,a,s){super(t,i,a,s),this.type="raster-dem",this.maxzoom=22,this._options=e.e({type:"raster-dem"},i),this.encoding=i.encoding||"mapbox",this.redFactor=i.redFactor,this.greenFactor=i.greenFactor,this.blueFactor=i.blueFactor,this.baseShift=i.baseShift;}loadTile(t){return e._(this,void 0,void 0,(function*(){const i=t.tileID.canonical.url(this.tiles,this.map.getPixelRatio(),this.scheme),a=this.map._requestManager.transformRequest(i,"Tile");t.neighboringTiles=this._getNeighboringTiles(t.tileID),t.abortController=new AbortController;try{const i=yield _.getImage(a,t.abortController,this.map._refreshExpiredTiles);if(delete t.abortController,t.aborted)return void(t.state="unloaded");if(i&&i.data){const a=i.data;this.map._refreshExpiredTiles&&i.cacheControl&&i.expires&&t.setExpiryData({cacheControl:i.cacheControl,expires:i.expires});const s=e.b(a)&&e.U()?a:yield this.readImageNow(a),o={type:this.type,uid:t.uid,source:this.id,rawImageData:s,encoding:this.encoding,redFactor:this.redFactor,greenFactor:this.greenFactor,blueFactor:this.blueFactor,baseShift:this.baseShift};if(!t.actor||"expired"===t.state){t.actor=this.dispatcher.getActor();const e=yield t.actor.sendAsync({type:"LDT",data:o});t.dem=e,t.needsHillshadePrepare=!0,t.needsTerrainPrepare=!0,t.state="loaded";}}}catch(e){if(delete t.abortController,t.aborted)t.state="unloaded";else if(e)throw t.state="errored",e}}))}readImageNow(t){return e._(this,void 0,void 0,(function*(){if("undefined"!=typeof VideoFrame&&e.V()){const i=t.width+2,a=t.height+2;try{return new e.R({width:i,height:a},yield e.W(t,-1,-1,i,a))}catch(t){}}return o.getImageData(t,1)}))}_getNeighboringTiles(t){const i=t.canonical,a=Math.pow(2,i.z),s=(i.x-1+a)%a,o=0===i.x?t.wrap-1:t.wrap,r=(i.x+1+a)%a,n=i.x+1===a?t.wrap+1:t.wrap,l={};return l[new e.S(t.overscaledZ,o,i.z,s,i.y).key]={backfilled:!1},l[new e.S(t.overscaledZ,n,i.z,r,i.y).key]={backfilled:!1},i.y>0&&(l[new e.S(t.overscaledZ,o,i.z,s,i.y-1).key]={backfilled:!1},l[new e.S(t.overscaledZ,t.wrap,i.z,i.x,i.y-1).key]={backfilled:!1},l[new e.S(t.overscaledZ,n,i.z,r,i.y-1).key]={backfilled:!1}),i.y+10&&e.e(s,{resourceTiming:a}),this.fire(new e.k("data",Object.assign(Object.assign({},s),{sourceDataType:"metadata"}))),this.fire(new e.k("data",Object.assign(Object.assign({},s),{sourceDataType:"content"})));}catch(t){if(this._pendingLoads--,this._removed)return void this.fire(new e.k("dataabort",{dataType:"source"}));this.fire(new e.j(t));}}))}loaded(){return 0===this._pendingLoads}loadTile(t){return e._(this,void 0,void 0,(function*(){const e=t.actor?"RT":"LT";t.actor=this.actor;const i={type:this.type,uid:t.uid,tileID:t.tileID,zoom:t.tileID.overscaledZ,maxZoom:this.maxzoom,tileSize:this.tileSize,source:this.id,pixelRatio:this.map.getPixelRatio(),showCollisionBoxes:this.map.showCollisionBoxes,promoteId:this.promoteId};t.abortController=new AbortController;const a=yield this.actor.sendAsync({type:e,data:i},t.abortController);delete t.abortController,t.unloadVectorData(),t.aborted||t.loadVectorData(a,this.map.painter,"RT"===e);}))}abortTile(t){return e._(this,void 0,void 0,(function*(){t.abortController&&(t.abortController.abort(),delete t.abortController),t.aborted=!0;}))}unloadTile(t){return e._(this,void 0,void 0,(function*(){t.unloadVectorData(),yield this.actor.sendAsync({type:"RMT",data:{uid:t.uid,type:this.type,source:this.id}});}))}onRemove(){this._removed=!0,this.actor.sendAsync({type:"RS",data:{type:this.type,source:this.id}});}serialize(){return e.e({},this._options,{type:this.type,data:this._data})}hasTransition(){return !1}}var Y=e.Y([{name:"a_pos",type:"Int16",components:2},{name:"a_texture_pos",type:"Int16",components:2}]);class Q extends e.E{constructor(t,e,i,a){super(),this.id=t,this.dispatcher=i,this.coordinates=e.coordinates,this.type="image",this.minzoom=0,this.maxzoom=22,this.tileSize=512,this.tiles={},this._loaded=!1,this.setEventedParent(a),this.options=e;}load(t){return e._(this,void 0,void 0,(function*(){this._loaded=!1,this.fire(new e.k("dataloading",{dataType:"source"})),this.url=this.options.url,this._request=new AbortController;try{const e=yield _.getImage(this.map._requestManager.transformRequest(this.url,"Image"),this._request);this._request=null,this._loaded=!0,e&&e.data&&(this.image=e.data,t&&(this.coordinates=t),this._finishLoading());}catch(t){this._request=null,this._loaded=!0,this.fire(new e.j(t));}}))}loaded(){return this._loaded}updateImage(t){return t.url?(this._request&&(this._request.abort(),this._request=null),this.options.url=t.url,this.load(t.coordinates).finally((()=>{this.texture=null;})),this):this}_finishLoading(){this.map&&(this.setCoordinates(this.coordinates),this.fire(new e.k("data",{dataType:"source",sourceDataType:"metadata"})));}onAdd(t){this.map=t,this.load();}onRemove(){this._request&&(this._request.abort(),this._request=null);}setCoordinates(t){this.coordinates=t;const i=t.map(e.Z.fromLngLat);this.tileID=function(t){let i=1/0,a=1/0,s=-1/0,o=-1/0;for(const e of t)i=Math.min(i,e.x),a=Math.min(a,e.y),s=Math.max(s,e.x),o=Math.max(o,e.y);const r=Math.max(s-i,o-a),n=Math.max(0,Math.floor(-Math.log(r)/Math.LN2)),l=Math.pow(2,n);return new e.a1(n,Math.floor((i+s)/2*l),Math.floor((a+o)/2*l))}(i),this.minzoom=this.maxzoom=this.tileID.z;const a=i.map((t=>this.tileID.getTilePoint(t)._round()));return this._boundsArray=new e.$,this._boundsArray.emplaceBack(a[0].x,a[0].y,0,0),this._boundsArray.emplaceBack(a[1].x,a[1].y,e.X,0),this._boundsArray.emplaceBack(a[3].x,a[3].y,0,e.X),this._boundsArray.emplaceBack(a[2].x,a[2].y,e.X,e.X),this.boundsBuffer&&(this.boundsBuffer.destroy(),delete this.boundsBuffer),this.fire(new e.k("data",{dataType:"source",sourceDataType:"content"})),this}prepare(){if(0===Object.keys(this.tiles).length||!this.image)return;const t=this.map.painter.context,i=t.gl;this.boundsBuffer||(this.boundsBuffer=t.createVertexBuffer(this._boundsArray,Y.members)),this.boundsSegments||(this.boundsSegments=e.a0.simpleSegment(0,0,4,2)),this.texture||(this.texture=new b(t,this.image,i.RGBA),this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE));let a=!1;for(const t in this.tiles){const e=this.tiles[t];"loaded"!==e.state&&(e.state="loaded",e.texture=this.texture,a=!0);}a&&this.fire(new e.k("data",{dataType:"source",sourceDataType:"idle",sourceId:this.id}));}loadTile(t){return e._(this,void 0,void 0,(function*(){this.tileID&&this.tileID.equals(t.tileID.canonical)?(this.tiles[String(t.tileID.wrap)]=t,t.buckets={}):t.state="errored";}))}serialize(){return {type:"image",url:this.options.url,coordinates:this.coordinates}}hasTransition(){return !1}}class tt extends Q{constructor(t,e,i,a){super(t,e,i,a),this.roundZoom=!0,this.type="video",this.options=e;}load(){return e._(this,void 0,void 0,(function*(){this._loaded=!1;const t=this.options;this.urls=[];for(const e of t.urls)this.urls.push(this.map._requestManager.transformRequest(e,"Source").url);try{const t=yield e.a3(this.urls);if(this._loaded=!0,!t)return;this.video=t,this.video.loop=!0,this.video.addEventListener("playing",(()=>{this.map.triggerRepaint();})),this.map&&this.video.play(),this._finishLoading();}catch(t){this.fire(new e.j(t));}}))}pause(){this.video&&this.video.pause();}play(){this.video&&this.video.play();}seek(t){if(this.video){const i=this.video.seekable;ti.end(0)?this.fire(new e.j(new e.a2(`sources.${this.id}`,null,`Playback for this video can be set only between the ${i.start(0)} and ${i.end(0)}-second mark.`))):this.video.currentTime=t;}}getVideo(){return this.video}onAdd(t){this.map||(this.map=t,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)));}prepare(){if(0===Object.keys(this.tiles).length||this.video.readyState<2)return;const t=this.map.painter.context,i=t.gl;this.boundsBuffer||(this.boundsBuffer=t.createVertexBuffer(this._boundsArray,Y.members)),this.boundsSegments||(this.boundsSegments=e.a0.simpleSegment(0,0,4,2)),this.texture?this.video.paused||(this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE),i.texSubImage2D(i.TEXTURE_2D,0,0,0,i.RGBA,i.UNSIGNED_BYTE,this.video)):(this.texture=new b(t,this.video,i.RGBA),this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE));let a=!1;for(const t in this.tiles){const e=this.tiles[t];"loaded"!==e.state&&(e.state="loaded",e.texture=this.texture,a=!0);}a&&this.fire(new e.k("data",{dataType:"source",sourceDataType:"idle",sourceId:this.id}));}serialize(){return {type:"video",urls:this.urls,coordinates:this.coordinates}}hasTransition(){return this.video&&!this.video.paused}}class et extends Q{constructor(t,i,a,s){super(t,i,a,s),i.coordinates?Array.isArray(i.coordinates)&&4===i.coordinates.length&&!i.coordinates.some((t=>!Array.isArray(t)||2!==t.length||t.some((t=>"number"!=typeof t))))||this.fire(new e.j(new e.a2(`sources.${t}`,null,'"coordinates" property must be an array of 4 longitude/latitude array pairs'))):this.fire(new e.j(new e.a2(`sources.${t}`,null,'missing required property "coordinates"'))),i.animate&&"boolean"!=typeof i.animate&&this.fire(new e.j(new e.a2(`sources.${t}`,null,'optional "animate" property must be a boolean value'))),i.canvas?"string"==typeof i.canvas||i.canvas instanceof HTMLCanvasElement||this.fire(new e.j(new e.a2(`sources.${t}`,null,'"canvas" must be either a string representing the ID of the canvas element from which to read, or an HTMLCanvasElement instance'))):this.fire(new e.j(new e.a2(`sources.${t}`,null,'missing required property "canvas"'))),this.options=i,this.animate=void 0===i.animate||i.animate;}load(){return e._(this,void 0,void 0,(function*(){this._loaded=!0,this.canvas||(this.canvas=this.options.canvas instanceof HTMLCanvasElement?this.options.canvas:document.getElementById(this.options.canvas)),this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions()?this.fire(new e.j(new Error("Canvas dimensions cannot be less than or equal to zero."))):(this.play=function(){this._playing=!0,this.map.triggerRepaint();},this.pause=function(){this._playing&&(this.prepare(),this._playing=!1);},this._finishLoading());}))}getCanvas(){return this.canvas}onAdd(t){this.map=t,this.load(),this.canvas&&this.animate&&this.play();}onRemove(){this.pause();}prepare(){let t=!1;if(this.canvas.width!==this.width&&(this.width=this.canvas.width,t=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,t=!0),this._hasInvalidDimensions())return;if(0===Object.keys(this.tiles).length)return;const i=this.map.painter.context,a=i.gl;this.boundsBuffer||(this.boundsBuffer=i.createVertexBuffer(this._boundsArray,Y.members)),this.boundsSegments||(this.boundsSegments=e.a0.simpleSegment(0,0,4,2)),this.texture?(t||this._playing)&&this.texture.update(this.canvas,{premultiply:!0}):this.texture=new b(i,this.canvas,a.RGBA,{premultiply:!0});let s=!1;for(const t in this.tiles){const e=this.tiles[t];"loaded"!==e.state&&(e.state="loaded",e.texture=this.texture,s=!0);}s&&this.fire(new e.k("data",{dataType:"source",sourceDataType:"idle",sourceId:this.id}));}serialize(){return {type:"canvas",coordinates:this.coordinates}}hasTransition(){return this._playing}_hasInvalidDimensions(){for(const t of [this.canvas.width,this.canvas.height])if(isNaN(t)||t<=0)return !0;return !1}}const it={},at=t=>{switch(t){case"geojson":return J;case"image":return Q;case"raster":return X;case"raster-dem":return K;case"vector":return $;case"video":return tt;case"canvas":return et}return it[t]},st="RTLPluginLoaded";class ot extends e.E{constructor(){super(...arguments),this.status="unavailable",this.url=null,this.dispatcher=j();}_syncState(t){return this.status=t,this.dispatcher.broadcast("SRPS",{pluginStatus:t,pluginURL:this.url}).catch((t=>{throw this.status="error",t}))}getRTLTextPluginStatus(){return this.status}clearRTLTextPlugin(){this.status="unavailable",this.url=null;}setRTLTextPlugin(t){return e._(this,arguments,void 0,(function*(t,e=!1){if(this.url)throw new Error("setRTLTextPlugin cannot be called multiple times.");if(this.url=o.resolveURL(t),!this.url)throw new Error(`requested url ${t} is invalid`);if("unavailable"===this.status){if(!e)return this._requestImport();this.status="deferred",this._syncState(this.status);}else if("requested"===this.status)return this._requestImport()}))}_requestImport(){return e._(this,void 0,void 0,(function*(){yield this._syncState("loading"),this.status="loaded",this.fire(new e.k(st));}))}lazyLoad(){"unavailable"===this.status?this.status="requested":"deferred"===this.status&&this._requestImport();}}let rt=null;function nt(){return rt||(rt=new ot),rt}class lt{constructor(t,i){this.timeAdded=0,this.fadeEndTime=0,this.tileID=t,this.uid=e.a4(),this.uses=0,this.tileSize=i,this.buckets={},this.expirationTime=null,this.queryPadding=0,this.hasSymbolBuckets=!1,this.hasRTLText=!1,this.dependencies={},this.rtt=[],this.rttCoords={},this.expiredRequestCount=0,this.state="loading";}registerFadeDuration(t){const e=t+this.timeAdded;ee.getLayer(t))).filter(Boolean);if(0!==t.length){a.layers=t,a.stateDependentLayerIds&&(a.stateDependentLayers=a.stateDependentLayerIds.map((e=>t.filter((t=>t.id===e))[0])));for(const e of t)i[e.id]=a;}}return i}(t.buckets,i.style),this.hasSymbolBuckets=!1;for(const t in this.buckets){const i=this.buckets[t];if(i instanceof e.a6){if(this.hasSymbolBuckets=!0,!a)break;i.justReloaded=!0;}}if(this.hasRTLText=!1,this.hasSymbolBuckets)for(const t in this.buckets){const i=this.buckets[t];if(i instanceof e.a6&&i.hasRTLText){this.hasRTLText=!0,nt().lazyLoad();break}}this.queryPadding=0;for(const t in this.buckets){const e=this.buckets[t];this.queryPadding=Math.max(this.queryPadding,i.style.getLayer(t).queryRadius(e));}t.imageAtlas&&(this.imageAtlas=t.imageAtlas),t.glyphAtlasImage&&(this.glyphAtlasImage=t.glyphAtlasImage);}else this.collisionBoxArray=new e.a5;}unloadVectorData(){for(const t in this.buckets)this.buckets[t].destroy();this.buckets={},this.imageAtlasTexture&&this.imageAtlasTexture.destroy(),this.imageAtlas&&(this.imageAtlas=null),this.glyphAtlasTexture&&this.glyphAtlasTexture.destroy(),this.latestFeatureIndex=null,this.state="unloaded";}getBucket(t){return this.buckets[t.id]}upload(t){for(const e in this.buckets){const i=this.buckets[e];i.uploadPending()&&i.upload(t);}const e=t.gl;this.imageAtlas&&!this.imageAtlas.uploaded&&(this.imageAtlasTexture=new b(t,this.imageAtlas.image,e.RGBA),this.imageAtlas.uploaded=!0),this.glyphAtlasImage&&(this.glyphAtlasTexture=new b(t,this.glyphAtlasImage,e.ALPHA),this.glyphAtlasImage=null);}prepare(t){this.imageAtlas&&this.imageAtlas.patchUpdatedImages(t,this.imageAtlasTexture);}queryRenderedFeatures(t,e,i,a,s,o,r,n,l,h){return this.latestFeatureIndex&&this.latestFeatureIndex.rawTileData?this.latestFeatureIndex.query({queryGeometry:a,cameraQueryGeometry:s,scale:o,tileSize:this.tileSize,pixelPosMatrix:h,transform:n,params:r,queryPadding:this.queryPadding*l},t,e,i):{}}querySourceFeatures(t,i){const a=this.latestFeatureIndex;if(!a||!a.rawTileData)return;const s=a.loadVTLayers(),o=i&&i.sourceLayer?i.sourceLayer:"",r=s._geojsonTileLayer||s[o];if(!r)return;const n=e.a7(i&&i.filter),{z:l,x:h,y:c}=this.tileID.canonical,u={z:l,x:h,y:c};for(let i=0;it)e=!1;else if(i)if(this.expirationTime{this.remove(t,s);}),i)),this.data[a].push(s),this.order.push(a),this.order.length>this.max){const t=this._getAndRemoveByKey(this.order[0]);t&&this.onRemove(t);}return this}has(t){return t.wrapped().key in this.data}getAndRemove(t){return this.has(t)?this._getAndRemoveByKey(t.wrapped().key):null}_getAndRemoveByKey(t){const e=this.data[t].shift();return e.timeout&&clearTimeout(e.timeout),0===this.data[t].length&&delete this.data[t],this.order.splice(this.order.indexOf(t),1),e.value}getByKey(t){const e=this.data[t];return e?e[0].value:null}get(t){return this.has(t)?this.data[t.wrapped().key][0].value:null}remove(t,e){if(!this.has(t))return this;const i=t.wrapped().key,a=void 0===e?0:this.data[i].indexOf(e),s=this.data[i][a];return this.data[i].splice(a,1),s.timeout&&clearTimeout(s.timeout),0===this.data[i].length&&delete this.data[i],this.onRemove(s.value),this.order.splice(this.order.indexOf(i),1),this}setMaxSize(t){for(this.max=t;this.order.length>this.max;){const t=this._getAndRemoveByKey(this.order[0]);t&&this.onRemove(t);}return this}filter(t){const e=[];for(const i in this.data)for(const a of this.data[i])t(a.value)||e.push(a);for(const t of e)this.remove(t.value.tileID,t);}}class ct{constructor(){this.state={},this.stateChanges={},this.deletedStates={};}updateState(t,i,a){const s=String(i);if(this.stateChanges[t]=this.stateChanges[t]||{},this.stateChanges[t][s]=this.stateChanges[t][s]||{},e.e(this.stateChanges[t][s],a),null===this.deletedStates[t]){this.deletedStates[t]={};for(const e in this.state[t])e!==s&&(this.deletedStates[t][e]=null);}else if(this.deletedStates[t]&&null===this.deletedStates[t][s]){this.deletedStates[t][s]={};for(const e in this.state[t][s])a[e]||(this.deletedStates[t][s][e]=null);}else for(const e in a)this.deletedStates[t]&&this.deletedStates[t][s]&&null===this.deletedStates[t][s][e]&&delete this.deletedStates[t][s][e];}removeFeatureState(t,e,i){if(null===this.deletedStates[t])return;const a=String(e);if(this.deletedStates[t]=this.deletedStates[t]||{},i&&void 0!==e)null!==this.deletedStates[t][a]&&(this.deletedStates[t][a]=this.deletedStates[t][a]||{},this.deletedStates[t][a][i]=null);else if(void 0!==e)if(this.stateChanges[t]&&this.stateChanges[t][a])for(i in this.deletedStates[t][a]={},this.stateChanges[t][a])this.deletedStates[t][a][i]=null;else this.deletedStates[t][a]=null;else this.deletedStates[t]=null;}getState(t,i){const a=String(i),s=e.e({},(this.state[t]||{})[a],(this.stateChanges[t]||{})[a]);if(null===this.deletedStates[t])return {};if(this.deletedStates[t]){const e=this.deletedStates[t][i];if(null===e)return {};for(const t in e)delete s[t];}return s}initializeTileState(t,e){t.setFeatureState(this.state,e);}coalesceChanges(t,i){const a={};for(const t in this.stateChanges){this.state[t]=this.state[t]||{};const i={};for(const a in this.stateChanges[t])this.state[t][a]||(this.state[t][a]={}),e.e(this.state[t][a],this.stateChanges[t][a]),i[a]=this.state[t][a];a[t]=i;}for(const t in this.deletedStates){this.state[t]=this.state[t]||{};const i={};if(null===this.deletedStates[t])for(const e in this.state[t])i[e]={},this.state[t][e]={};else for(const e in this.deletedStates[t]){if(null===this.deletedStates[t][e])this.state[t][e]={};else for(const i of Object.keys(this.deletedStates[t][e]))delete this.state[t][e][i];i[e]=this.state[t][e];}a[t]=a[t]||{},e.e(a[t],i);}if(this.stateChanges={},this.deletedStates={},0!==Object.keys(a).length)for(const e in t)t[e].setFeatureState(a,i);}}class ut extends e.E{constructor(t,e,i){super(),this.id=t,this.dispatcher=i,this.on("data",(t=>this._dataHandler(t))),this.on("dataloading",(()=>{this._sourceErrored=!1;})),this.on("error",(()=>{this._sourceErrored=this._source.loaded();})),this._source=((t,e,i,a)=>{const s=new(at(e.type))(t,e,i,a);if(s.id!==t)throw new Error(`Expected Source id to be ${t} instead of ${s.id}`);return s})(t,e,i,this),this._tiles={},this._cache=new ht(0,(t=>this._unloadTile(t))),this._timers={},this._cacheTimers={},this._maxTileCacheSize=null,this._maxTileCacheZoomLevels=null,this._loadedParentTiles={},this._coveredTiles={},this._state=new ct,this._didEmitContent=!1,this._updated=!1;}onAdd(t){this.map=t,this._maxTileCacheSize=t?t._maxTileCacheSize:null,this._maxTileCacheZoomLevels=t?t._maxTileCacheZoomLevels:null,this._source&&this._source.onAdd&&this._source.onAdd(t);}onRemove(t){this.clearTiles(),this._source&&this._source.onRemove&&this._source.onRemove(t);}loaded(){if(this._sourceErrored)return !0;if(!this._sourceLoaded)return !1;if(!this._source.loaded())return !1;if(!(void 0===this.used&&void 0===this.usedForTerrain||this.used||this.usedForTerrain))return !0;if(!this._updated)return !1;for(const t in this._tiles){const e=this._tiles[t];if("loaded"!==e.state&&"errored"!==e.state)return !1}return !0}getSource(){return this._source}pause(){this._paused=!0;}resume(){if(!this._paused)return;const t=this._shouldReloadOnResume;this._paused=!1,this._shouldReloadOnResume=!1,t&&this.reload(),this.transform&&this.update(this.transform,this.terrain);}_loadTile(t,i,a){return e._(this,void 0,void 0,(function*(){try{yield this._source.loadTile(t),this._tileLoaded(t,i,a);}catch(i){t.state="errored",404!==i.status?this._source.fire(new e.j(i,{tile:t})):this.update(this.transform,this.terrain);}}))}_unloadTile(t){this._source.unloadTile&&this._source.unloadTile(t);}_abortTile(t){this._source.abortTile&&this._source.abortTile(t),this._source.fire(new e.k("dataabort",{tile:t,coord:t.tileID,dataType:"source"}));}serialize(){return this._source.serialize()}prepare(t){this._source.prepare&&this._source.prepare(),this._state.coalesceChanges(this._tiles,this.map?this.map.painter:null);for(const e in this._tiles){const i=this._tiles[e];i.upload(t),i.prepare(this.map.style.imageManager);}}getIds(){return Object.values(this._tiles).map((t=>t.tileID)).sort(dt).map((t=>t.key))}getRenderableIds(t){const i=[];for(const e in this._tiles)this._isIdRenderable(e,t)&&i.push(this._tiles[e]);return t?i.sort(((t,i)=>{const a=t.tileID,s=i.tileID,o=new e.P(a.canonical.x,a.canonical.y)._rotate(this.transform.angle),r=new e.P(s.canonical.x,s.canonical.y)._rotate(this.transform.angle);return a.overscaledZ-s.overscaledZ||r.y-o.y||r.x-o.x})).map((t=>t.tileID.key)):i.map((t=>t.tileID)).sort(dt).map((t=>t.key))}hasRenderableParent(t){const e=this.findLoadedParent(t,0);return !!e&&this._isIdRenderable(e.tileID.key)}_isIdRenderable(t,e){return this._tiles[t]&&this._tiles[t].hasData()&&!this._coveredTiles[t]&&(e||!this._tiles[t].holdingForFade())}reload(){if(this._paused)this._shouldReloadOnResume=!0;else {this._cache.reset();for(const t in this._tiles)"errored"!==this._tiles[t].state&&this._reloadTile(t,"reloading");}}_reloadTile(t,i){return e._(this,void 0,void 0,(function*(){const e=this._tiles[t];e&&("loading"!==e.state&&(e.state=i),yield this._loadTile(e,t,i));}))}_tileLoaded(t,i,a){t.timeAdded=o.now(),"expired"===a&&(t.refreshedUponExpiration=!0),this._setTileReloadTimer(i,t),"raster-dem"===this.getSource().type&&t.dem&&this._backfillDEM(t),this._state.initializeTileState(t,this.map?this.map.painter:null),t.aborted||this._source.fire(new e.k("data",{dataType:"source",tile:t,coord:t.tileID}));}_backfillDEM(t){const e=this.getRenderableIds();for(let a=0;a1||(Math.abs(i)>1&&(1===Math.abs(i+s)?i+=s:1===Math.abs(i-s)&&(i-=s)),e.dem&&t.dem&&(t.dem.backfillBorder(e.dem,i,a),t.neighboringTiles&&t.neighboringTiles[o]&&(t.neighboringTiles[o].backfilled=!0)));}}getTile(t){return this.getTileByID(t.key)}getTileByID(t){return this._tiles[t]}_retainLoadedChildren(t,e,i,a){for(const s in this._tiles){let o=this._tiles[s];if(a[s]||!o.hasData()||o.tileID.overscaledZ<=e||o.tileID.overscaledZ>i)continue;let r=o.tileID;for(;o&&o.tileID.overscaledZ>e+1;){const t=o.tileID.scaledTo(o.tileID.overscaledZ-1);o=this._tiles[t.key],o&&o.hasData()&&(r=t);}let n=r;for(;n.overscaledZ>e;)if(n=n.scaledTo(n.overscaledZ-1),t[n.key]){a[r.key]=r;break}}}findLoadedParent(t,e){if(t.key in this._loadedParentTiles){const i=this._loadedParentTiles[t.key];return i&&i.tileID.overscaledZ>=e?i:null}for(let i=t.overscaledZ-1;i>=e;i--){const e=t.scaledTo(i),a=this._getLoadedTile(e);if(a)return a}}findLoadedSibling(t){return this._getLoadedTile(t)}_getLoadedTile(t){const e=this._tiles[t.key];return e&&e.hasData()?e:this._cache.getByKey(t.wrapped().key)}updateCacheSize(t){const i=Math.ceil(t.width/this._source.tileSize)+1,a=Math.ceil(t.height/this._source.tileSize)+1,s=Math.floor(i*a*(null===this._maxTileCacheZoomLevels?e.a.MAX_TILE_CACHE_ZOOM_LEVELS:this._maxTileCacheZoomLevels)),o="number"==typeof this._maxTileCacheSize?Math.min(this._maxTileCacheSize,s):s;this._cache.setMaxSize(o);}handleWrapJump(t){const e=Math.round((t-(void 0===this._prevLng?t:this._prevLng))/360);if(this._prevLng=t,e){const t={};for(const i in this._tiles){const a=this._tiles[i];a.tileID=a.tileID.unwrapTo(a.tileID.wrap+e),t[a.tileID.key]=a;}this._tiles=t;for(const t in this._timers)clearTimeout(this._timers[t]),delete this._timers[t];for(const t in this._tiles)this._setTileReloadTimer(t,this._tiles[t]);}}_updateCoveredAndRetainedTiles(t,e,i,a,s,r){const n={},l={},h=Object.keys(t),c=o.now();for(const i of h){const a=t[i],s=this._tiles[i];if(!s||0!==s.fadeEndTime&&s.fadeEndTime<=c)continue;const o=this.findLoadedParent(a,e),r=this.findLoadedSibling(a),h=o||r||null;h&&(this._addTile(h.tileID),n[h.tileID.key]=h.tileID),l[i]=a;}this._retainLoadedChildren(l,a,i,t);for(const e in n)t[e]||(this._coveredTiles[e]=!0,t[e]=n[e]);if(r){const e={},i={};for(const t of s)this._tiles[t.key].hasData()?e[t.key]=t:i[t.key]=t;for(const a in i){const s=i[a].children(this._source.maxzoom);this._tiles[s[0].key]&&this._tiles[s[1].key]&&this._tiles[s[2].key]&&this._tiles[s[3].key]&&(e[s[0].key]=t[s[0].key]=s[0],e[s[1].key]=t[s[1].key]=s[1],e[s[2].key]=t[s[2].key]=s[2],e[s[3].key]=t[s[3].key]=s[3],delete i[a]);}for(const a in i){const s=i[a],o=this.findLoadedParent(s,this._source.minzoom),r=this.findLoadedSibling(s),n=o||r||null;if(n){e[n.tileID.key]=t[n.tileID.key]=n.tileID;for(const t in e)e[t].isChildOf(n.tileID)&&delete e[t];}}for(const t in this._tiles)e[t]||(this._coveredTiles[t]=!0);}}update(t,i){if(!this._sourceLoaded||this._paused)return;let a;this.transform=t,this.terrain=i,this.updateCacheSize(t),this.handleWrapJump(this.transform.center.lng),this._coveredTiles={},this.used||this.usedForTerrain?this._source.tileID?a=t.getVisibleUnwrappedCoordinates(this._source.tileID).map((t=>new e.S(t.canonical.z,t.wrap,t.canonical.z,t.canonical.x,t.canonical.y))):(a=t.coveringTiles({tileSize:this.usedForTerrain?this.tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.maxzoom,roundZoom:!this.usedForTerrain&&this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled,terrain:i}),this._source.hasTile&&(a=a.filter((t=>this._source.hasTile(t))))):a=[];const s=t.coveringZoomLevel(this._source),o=Math.max(s-ut.maxOverzooming,this._source.minzoom),r=Math.max(s+ut.maxUnderzooming,this._source.minzoom);if(this.usedForTerrain){const t={};for(const e of a)if(e.canonical.z>this._source.minzoom){const i=e.scaledTo(e.canonical.z-1);t[i.key]=i;const a=e.scaledTo(Math.max(this._source.minzoom,Math.min(e.canonical.z,5)));t[a.key]=a;}a=a.concat(Object.values(t));}const n=0===a.length&&!this._updated&&this._didEmitContent;this._updated=!0,n&&this.fire(new e.k("data",{sourceDataType:"idle",dataType:"source",sourceId:this.id}));const l=this._updateRetainedTiles(a,s);_t(this._source.type)&&this._updateCoveredAndRetainedTiles(l,o,r,s,a,i);for(const t in l)this._tiles[t].clearFadeHold();const h=e.ab(this._tiles,l);for(const t of h){const e=this._tiles[t];e.hasSymbolBuckets&&!e.holdingForFade()?e.setHoldDuration(this.map._fadeDuration):e.hasSymbolBuckets&&!e.symbolFadeFinished()||this._removeTile(t);}this._updateLoadedParentTileCache(),this._updateLoadedSiblingTileCache();}releaseSymbolFadeTiles(){for(const t in this._tiles)this._tiles[t].holdingForFade()&&this._removeTile(t);}_updateRetainedTiles(t,e){var i;const a={},s={},o=Math.max(e-ut.maxOverzooming,this._source.minzoom),r=Math.max(e+ut.maxUnderzooming,this._source.minzoom),n={};for(const i of t){const t=this._addTile(i);a[i.key]=i,t.hasData()||ethis._source.maxzoom){const t=r.children(this._source.maxzoom)[0],e=this.getTile(t);if(e&&e.hasData()){a[t.key]=t;continue}}else {const t=r.children(this._source.maxzoom);if(a[t[0].key]&&a[t[1].key]&&a[t[2].key]&&a[t[3].key])continue}let n=t.wasRequested();for(let e=r.overscaledZ-1;e>=o;--e){const o=r.scaledTo(e);if(s[o.key])break;if(s[o.key]=!0,t=this.getTile(o),!t&&n&&(t=this._addTile(o)),t){const e=t.hasData();if((e||!(null===(i=this.map)||void 0===i?void 0:i.cancelPendingTileRequestsWhileZooming)||n)&&(a[o.key]=o),n=t.wasRequested(),e)break}}}return a}_updateLoadedParentTileCache(){this._loadedParentTiles={};for(const t in this._tiles){const e=[];let i,a=this._tiles[t].tileID;for(;a.overscaledZ>0;){if(a.key in this._loadedParentTiles){i=this._loadedParentTiles[a.key];break}e.push(a.key);const t=a.scaledTo(a.overscaledZ-1);if(i=this._getLoadedTile(t),i)break;a=t;}for(const t of e)this._loadedParentTiles[t]=i;}}_updateLoadedSiblingTileCache(){this._loadedSiblingTiles={};for(const t in this._tiles){const e=this._tiles[t].tileID,i=this._getLoadedTile(e);this._loadedSiblingTiles[e.key]=i;}}_addTile(t){let i=this._tiles[t.key];if(i)return i;i=this._cache.getAndRemove(t),i&&(this._setTileReloadTimer(t.key,i),i.tileID=t,this._state.initializeTileState(i,this.map?this.map.painter:null),this._cacheTimers[t.key]&&(clearTimeout(this._cacheTimers[t.key]),delete this._cacheTimers[t.key],this._setTileReloadTimer(t.key,i)));const a=i;return i||(i=new lt(t,this._source.tileSize*t.overscaleFactor()),this._loadTile(i,t.key,i.state)),i.uses++,this._tiles[t.key]=i,a||this._source.fire(new e.k("dataloading",{tile:i,coord:i.tileID,dataType:"source"})),i}_setTileReloadTimer(t,e){t in this._timers&&(clearTimeout(this._timers[t]),delete this._timers[t]);const i=e.getExpiryTimeout();i&&(this._timers[t]=setTimeout((()=>{this._reloadTile(t,"expired"),delete this._timers[t];}),i));}_removeTile(t){const e=this._tiles[t];e&&(e.uses--,delete this._tiles[t],this._timers[t]&&(clearTimeout(this._timers[t]),delete this._timers[t]),e.uses>0||(e.hasData()&&"reloading"!==e.state?this._cache.add(e.tileID,e,e.getExpiryTimeout()):(e.aborted=!0,this._abortTile(e),this._unloadTile(e))));}_dataHandler(t){const e=t.sourceDataType;"source"===t.dataType&&"metadata"===e&&(this._sourceLoaded=!0),this._sourceLoaded&&!this._paused&&"source"===t.dataType&&"content"===e&&(this.reload(),this.transform&&this.update(this.transform,this.terrain),this._didEmitContent=!0);}clearTiles(){this._shouldReloadOnResume=!1,this._paused=!1;for(const t in this._tiles)this._removeTile(t);this._cache.reset();}tilesIn(t,i,a){const s=[],o=this.transform;if(!o)return s;const r=a?o.getCameraQueryGeometry(t):t,n=t.map((t=>o.pointCoordinate(t,this.terrain))),l=r.map((t=>o.pointCoordinate(t,this.terrain))),h=this.getIds();let c=1/0,u=1/0,d=-1/0,_=-1/0;for(const t of l)c=Math.min(c,t.x),u=Math.min(u,t.y),d=Math.max(d,t.x),_=Math.max(_,t.y);for(let t=0;t=0&&f[1].y+m>=0){const t=n.map((t=>r.getTilePoint(t))),e=l.map((t=>r.getTilePoint(t)));s.push({tile:a,tileID:r,queryGeometry:t,cameraQueryGeometry:e,scale:p});}}return s}getVisibleCoordinates(t){const e=this.getRenderableIds(t).map((t=>this._tiles[t].tileID));for(const t of e)t.posMatrix=this.transform.calculatePosMatrix(t.toUnwrapped());return e}hasTransition(){if(this._source.hasTransition())return !0;if(_t(this._source.type)){const t=o.now();for(const e in this._tiles)if(this._tiles[e].fadeEndTime>=t)return !0}return !1}setFeatureState(t,e,i){this._state.updateState(t=t||"_geojsonTileLayer",e,i);}removeFeatureState(t,e,i){this._state.removeFeatureState(t=t||"_geojsonTileLayer",e,i);}getFeatureState(t,e){return this._state.getState(t=t||"_geojsonTileLayer",e)}setDependencies(t,e,i){const a=this._tiles[t];a&&a.setDependencies(e,i);}reloadTilesForDependencies(t,e){for(const i in this._tiles)this._tiles[i].hasDependency(t,e)&&this._reloadTile(i,"reloading");this._cache.filter((i=>!i.hasDependency(t,e)));}}function dt(t,e){const i=Math.abs(2*t.wrap)-+(t.wrap<0),a=Math.abs(2*e.wrap)-+(e.wrap<0);return t.overscaledZ-e.overscaledZ||a-i||e.canonical.y-t.canonical.y||e.canonical.x-t.canonical.x}function _t(t){return "raster"===t||"image"===t||"video"===t}ut.maxOverzooming=10,ut.maxUnderzooming=3;class pt{constructor(t,e){this.reset(t,e);}reset(t,e){this.points=t||[],this._distances=[0];for(let t=1;t0?(s-r)/n:0;return this.points[o].mult(1-l).add(this.points[i].mult(l))}}function mt(t,e){let i=!0;return "always"===t||"never"!==t&&"never"!==e||(i=!1),i}class ft{constructor(t,e,i){const a=this.boxCells=[],s=this.circleCells=[];this.xCellCount=Math.ceil(t/i),this.yCellCount=Math.ceil(e/i);for(let t=0;tthis.width||a<0||e>this.height)return [];const n=[];if(t<=0&&e<=0&&this.width<=i&&this.height<=a){if(s)return [{key:null,x1:t,y1:e,x2:i,y2:a}];for(let t=0;t0}hitTestCircle(t,e,i,a,s){const o=t-i,r=t+i,n=e-i,l=e+i;if(r<0||o>this.width||l<0||n>this.height)return !1;const h=[];return this._forEachCell(o,n,r,l,this._queryCellCircle,h,{hitTest:!0,overlapMode:a,circle:{x:t,y:e,radius:i},seenUids:{box:{},circle:{}}},s),h.length>0}_queryCell(t,e,i,a,s,o,r,n){const{seenUids:l,hitTest:h,overlapMode:c}=r,u=this.boxCells[s];if(null!==u){const s=this.bboxes;for(const r of u)if(!l.box[r]){l.box[r]=!0;const u=4*r,d=this.boxKeys[r];if(t<=s[u+2]&&e<=s[u+3]&&i>=s[u+0]&&a>=s[u+1]&&(!n||n(d))&&(!h||!mt(c,d.overlapMode))&&(o.push({key:d,x1:s[u],y1:s[u+1],x2:s[u+2],y2:s[u+3]}),h))return !0}}const d=this.circleCells[s];if(null!==d){const s=this.circles;for(const r of d)if(!l.circle[r]){l.circle[r]=!0;const u=3*r,d=this.circleKeys[r];if(this._circleAndRectCollide(s[u],s[u+1],s[u+2],t,e,i,a)&&(!n||n(d))&&(!h||!mt(c,d.overlapMode))){const t=s[u],e=s[u+1],i=s[u+2];if(o.push({key:d,x1:t-i,y1:e-i,x2:t+i,y2:e+i}),h)return !0}}}return !1}_queryCellCircle(t,e,i,a,s,o,r,n){const{circle:l,seenUids:h,overlapMode:c}=r,u=this.boxCells[s];if(null!==u){const t=this.bboxes;for(const e of u)if(!h.box[e]){h.box[e]=!0;const i=4*e,a=this.boxKeys[e];if(this._circleAndRectCollide(l.x,l.y,l.radius,t[i+0],t[i+1],t[i+2],t[i+3])&&(!n||n(a))&&!mt(c,a.overlapMode))return o.push(!0),!0}}const d=this.circleCells[s];if(null!==d){const t=this.circles;for(const e of d)if(!h.circle[e]){h.circle[e]=!0;const i=3*e,a=this.circleKeys[e];if(this._circlesCollide(t[i],t[i+1],t[i+2],l.x,l.y,l.radius)&&(!n||n(a))&&!mt(c,a.overlapMode))return o.push(!0),!0}}}_forEachCell(t,e,i,a,s,o,r,n){const l=this._convertToXCellCoord(t),h=this._convertToYCellCoord(e),c=this._convertToXCellCoord(i),u=this._convertToYCellCoord(a);for(let d=l;d<=c;d++)for(let l=h;l<=u;l++)if(s.call(this,t,e,i,a,this.xCellCount*l+d,o,r,n))return}_convertToXCellCoord(t){return Math.max(0,Math.min(this.xCellCount-1,Math.floor(t*this.xScale)))}_convertToYCellCoord(t){return Math.max(0,Math.min(this.yCellCount-1,Math.floor(t*this.yScale)))}_circlesCollide(t,e,i,a,s,o){const r=a-t,n=s-e,l=i+o;return l*l>r*r+n*n}_circleAndRectCollide(t,e,i,a,s,o,r){const n=(o-a)/2,l=Math.abs(t-(a+n));if(l>n+i)return !1;const h=(r-s)/2,c=Math.abs(e-(s+h));if(c>h+i)return !1;if(l<=n||c<=h)return !0;const u=l-n,d=c-h;return u*u+d*d<=i*i}}function gt(t,i,a,s,o){const r=e.H();return i?(e.K(r,r,[1/o,1/o,1]),a||e.ad(r,r,s.angle)):e.L(r,s.labelPlaneMatrix,t),r}function vt(t,i,a,s,o){if(i){const i=e.ae(t);return e.K(i,i,[o,o,1]),a||e.ad(i,i,-s.angle),i}return s.glCoordMatrix}function xt(t,i,a,s){let o;s?(o=[t,i,s(t,i),1],e.af(o,o,a)):(o=[t,i,0,1],kt(o,o,a));const r=o[3];return {point:new e.P(o[0]/r,o[1]/r),signedDistanceFromCamera:r,isOccluded:!1}}function yt(t,e){return .5+t/e*.5}function bt(t,e){return t.x>=-e[0]&&t.x<=e[0]&&t.y>=-e[1]&&t.y<=e[1]}function wt(t,i,a,s,o,r,n,l,h,c,u,d,_,p,m){const f=s?t.textSizeData:t.iconSizeData,g=e.ag(f,a.transform.zoom),v=[256/a.width*2+1,256/a.height*2+1],x=s?t.text.dynamicLayoutVertexArray:t.icon.dynamicLayoutVertexArray;x.clear();const y=t.lineVertexArray,b=s?t.text.placedSymbolArray:t.icon.placedSymbolArray,w=a.transform.width/a.transform.height;let T=!1;for(let s=0;sMath.abs(a.x-i.x)*s?{useVertical:!0}:(t===e.ah.vertical?i.ya.x)?{needsFlipping:!0}:null}function Et(t,i,a,s,o,r,n,l,h,c,u){const d=a/24,_=i.lineOffsetX*d,p=i.lineOffsetY*d;let m;if(i.numGlyphs>1){const e=i.glyphStartIndex+i.numGlyphs,a=i.lineStartIndex,r=i.lineStartIndex+i.lineLength,h=Tt(d,l,_,p,s,i,u,t);if(!h)return {notEnoughRoom:!0};const f=xt(h.first.point.x,h.first.point.y,n,t.getElevation).point,g=xt(h.last.point.x,h.last.point.y,n,t.getElevation).point;if(o&&!s){const t=It(i.writingMode,f,g,c);if(t)return t}m=[h.first];for(let o=i.glyphStartIndex+1;o0?n.point:function(t,e,i,a,s,o){return Pt(t,e,i,1,s,o)}(t.tileAnchorPoint,o,a,0,r,t),h=It(i.writingMode,a,l,c);if(h)return h}const a=Mt(d*l.getoffsetX(i.glyphStartIndex),_,p,s,i.segment,i.lineStartIndex,i.lineStartIndex+i.lineLength,t,u);if(!a||t.projectionCache.anyProjectionOccluded)return {notEnoughRoom:!0};m=[a];}for(const t of m)e.aj(h,t.point,t.angle);return {}}function Pt(t,e,i,a,s,o){const r=t.add(t.sub(e)._unit()),n=void 0!==s?xt(r.x,r.y,s,o.getElevation).point:St(r.x,r.y,o).point,l=i.sub(n);return i.add(l._mult(a/l.mag()))}function Ct(t,i,a){const s=i.projectionCache;if(s.projections[t])return s.projections[t];const o=new e.P(i.lineVertexArray.getx(t),i.lineVertexArray.gety(t)),r=St(o.x,o.y,i);if(r.signedDistanceFromCamera>0)return s.projections[t]=r.point,s.anyProjectionOccluded=s.anyProjectionOccluded||r.isOccluded,r.point;const n=t-a.direction;return function(t,e,i,a,s){return Pt(t,e,i,a,void 0,s)}(0===a.distanceFromAnchor?i.tileAnchorPoint:new e.P(i.lineVertexArray.getx(n),i.lineVertexArray.gety(n)),o,a.previousVertex,a.absOffsetX-a.distanceFromAnchor+1,i)}function St(t,e,i){const a=t+i.translation[0],s=e+i.translation[1];let o;return !i.pitchWithMap&&i.projection.useSpecialProjectionForSymbols?(o=i.projection.projectTileCoordinates(a,s,i.unwrappedTileID,i.getElevation),o.point.x=(.5*o.point.x+.5)*i.width,o.point.y=(.5*-o.point.y+.5)*i.height):(o=xt(a,s,i.labelPlaneMatrix,i.getElevation),o.isOccluded=!1),o}function zt(t,e,i){return t._unit()._perp()._mult(e*i)}function Dt(t,i,a,s,o,r,n,l,h){if(l.projectionCache.offsets[t])return l.projectionCache.offsets[t];const c=a.add(i);if(t+h.direction=o)return l.projectionCache.offsets[t]=c,c;const u=Ct(t+h.direction,l,h),d=zt(u.sub(a),n,h.direction),_=a.add(d),p=u.add(d);return l.projectionCache.offsets[t]=e.ak(r,c,_,p)||c,l.projectionCache.offsets[t]}function Mt(t,e,i,a,s,o,r,n,l){const h=a?t-e:t+e;let c=h>0?1:-1,u=0;a&&(c*=-1,u=Math.PI),c<0&&(u+=Math.PI);let d,_=c>0?o+s:o+s+1;n.projectionCache.cachedAnchorPoint?d=n.projectionCache.cachedAnchorPoint:(d=St(n.tileAnchorPoint.x,n.tileAnchorPoint.y,n).point,n.projectionCache.cachedAnchorPoint=d);let p,m,f=d,g=d,v=0,x=0;const y=Math.abs(h),b=[];let w;for(;v+x<=y;){if(_+=c,_=r)return null;v+=x,g=f,m=p;const t={absOffsetX:y,direction:c,distanceFromAnchor:v,previousVertex:g};if(f=Ct(_,n,t),0===i)b.push(g),w=f.sub(g);else {let e;const a=f.sub(g);e=0===a.mag()?zt(Ct(_+c,n,t).sub(f),i,c):zt(a,i,c),m||(m=g.add(e)),p=Dt(_,e,f,o,r,m,i,n,t),b.push(m),w=p.sub(m);}x=w.mag();}const T=w._mult((y-v)/x)._add(m||g),I=u+Math.atan2(f.y-g.y,f.x-g.x);return b.push(T),{point:T,angle:l?I:0,path:b}}const At=new Float32Array([-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0]);function Rt(t,e){for(let i=0;i=1;t--)l.push(r.path[t]);for(let t=1;tt.signedDistanceFromCamera<=0))?[]:t.map((t=>t.point));}let m=[];if(l.length>0){const t=l[0].clone(),i=l[0].clone();for(let e=1;e=a.x&&i.x<=s.x&&t.y>=a.y&&i.y<=s.y?[l]:i.xs.x||i.ys.y?[]:e.al([l],a.x,a.y,s.x,s.y);}for(const e of m){o.reset(e,.25*i);let a=0;a=o.length<=.5*i?1:Math.ceil(o.paddedLength/u)+1;for(let e=0;ext(t.x,t.y,i,e.getElevation)))}queryRenderedSymbols(t){if(0===t.length||0===this.grid.keysLength()&&0===this.ignoredGrid.keysLength())return {};const i=[];let a=1/0,s=1/0,o=-1/0,r=-1/0;for(const n of t){const t=new e.P(n.x+Lt,n.y+Lt);a=Math.min(a,t.x),s=Math.min(s,t.y),o=Math.max(o,t.x),r=Math.max(r,t.y),i.push(t);}const n=this.grid.query(a,s,o,r).concat(this.ignoredGrid.query(a,s,o,r)),l={},h={};for(const t of n){const a=t.key;if(void 0===l[a.bucketInstanceId]&&(l[a.bucketInstanceId]={}),l[a.bucketInstanceId][a.featureIndex])continue;const s=[new e.P(t.x1,t.y1),new e.P(t.x2,t.y1),new e.P(t.x2,t.y2),new e.P(t.x1,t.y2)];e.am(i,s)&&(l[a.bucketInstanceId][a.featureIndex]=!0,void 0===h[a.bucketInstanceId]&&(h[a.bucketInstanceId]=[]),h[a.bucketInstanceId].push(a.featureIndex));}return h}insertCollisionBox(t,e,i,a,s,o){(i?this.ignoredGrid:this.grid).insert({bucketInstanceId:a,featureIndex:s,collisionGroupID:o,overlapMode:e},t[0],t[1],t[2],t[3]);}insertCollisionCircles(t,e,i,a,s,o){const r=i?this.ignoredGrid:this.grid,n={bucketInstanceId:a,featureIndex:s,collisionGroupID:o,overlapMode:e};for(let e=0;e=this.screenRightBoundary||athis.screenBottomBoundary}isInsideGrid(t,e,i,a){return i>=0&&t=0&&ethis.projectAndGetPerspectiveRatio(a,t.x,t.y,s,h)));I=t.some((t=>!t.isOccluded)),T=t.map((t=>t.point));}else I=!0;return {box:e.ao(T),allPointsOccluded:!I}}}function Bt(t,i,a){return i*(e.X/(t.tileSize*Math.pow(2,a-t.tileID.overscaledZ)))}class Ot{constructor(t,e,i,a){this.opacity=t?Math.max(0,Math.min(1,t.opacity+(t.placed?e:-e))):a&&i?1:0,this.placed=i;}isHidden(){return 0===this.opacity&&!this.placed}}class Nt{constructor(t,e,i,a,s){this.text=new Ot(t?t.text:null,e,i,s),this.icon=new Ot(t?t.icon:null,e,a,s);}isHidden(){return this.text.isHidden()&&this.icon.isHidden()}}class Ut{constructor(t,e,i){this.text=t,this.icon=e,this.skipFade=i;}}class jt{constructor(){this.invProjMatrix=e.H(),this.viewportMatrix=e.H(),this.circles=[];}}class Zt{constructor(t,e,i,a,s){this.bucketInstanceId=t,this.featureIndex=e,this.sourceLayerIndex=i,this.bucketIndex=a,this.tileID=s;}}class qt{constructor(t){this.crossSourceCollisions=t,this.maxGroupID=0,this.collisionGroups={};}get(t){if(this.crossSourceCollisions)return {ID:0,predicate:null};if(!this.collisionGroups[t]){const e=++this.maxGroupID;this.collisionGroups[t]={ID:e,predicate:t=>t.collisionGroupID===e};}return this.collisionGroups[t]}}function Vt(t,i,a,s,o){const{horizontalAlign:r,verticalAlign:n}=e.au(t);return new e.P(-(r-.5)*i+s[0]*o,-(n-.5)*a+s[1]*o)}class Gt{constructor(t,e,i,a,s,o){this.transform=t.clone(),this.terrain=i,this.collisionIndex=new Ft(this.transform,e),this.placements={},this.opacities={},this.variableOffsets={},this.stale=!1,this.commitTime=0,this.fadeDuration=a,this.retainedQueryData={},this.collisionGroups=new qt(s),this.collisionCircleArrays={},this.collisionBoxArrays=new Map,this.prevPlacement=o,o&&(o.prevPlacement=void 0),this.placedOrientations={};}_getTerrainElevationFunc(t){const e=this.terrain;return e?(i,a)=>e.getElevation(t,i,a):null}getBucketParts(t,i,a,s){const o=a.getBucket(i),r=a.latestFeatureIndex;if(!o||!r||i.id!==o.layerIds[0])return;const n=a.collisionBoxArray,l=o.layers[0].layout,h=o.layers[0].paint,c=Math.pow(2,this.transform.zoom-a.tileID.overscaledZ),u=a.tileSize/e.X,d=a.tileID.toUnwrapped(),_=this.transform.calculatePosMatrix(d),p="map"===l.get("text-pitch-alignment"),m="map"===l.get("text-rotation-alignment"),f=Bt(a,1,this.transform.zoom),g=this.collisionIndex.mapProjection.translatePosition(this.transform,a,h.get("text-translate"),h.get("text-translate-anchor")),v=this.collisionIndex.mapProjection.translatePosition(this.transform,a,h.get("icon-translate"),h.get("icon-translate-anchor")),x=gt(_,p,m,this.transform,f);let y=null;if(p){const t=vt(_,p,m,this.transform,f);y=e.L([],this.transform.labelPlaneMatrix,t);}this.retainedQueryData[o.bucketInstanceId]=new Zt(o.bucketInstanceId,r,o.sourceLayerIndex,o.index,a.tileID);const b={bucket:o,layout:l,translationText:g,translationIcon:v,posMatrix:_,unwrappedTileID:d,textLabelPlaneMatrix:x,labelToScreenMatrix:y,scale:c,textPixelRatio:u,holdingForFade:a.holdingForFade(),collisionBoxArray:n,partiallyEvaluatedTextSize:e.ag(o.textSizeData,this.transform.zoom),collisionGroup:this.collisionGroups.get(o.sourceID)};if(s)for(const e of o.sortKeyRanges){const{sortKey:i,symbolInstanceStart:a,symbolInstanceEnd:s}=e;t.push({sortKey:i,symbolInstanceStart:a,symbolInstanceEnd:s,parameters:b});}else t.push({symbolInstanceStart:0,symbolInstanceEnd:o.symbolInstances.length,parameters:b});}attemptAnchorPlacement(t,i,a,s,o,r,n,l,h,c,u,d,_,p,m,f,g,v,x){const y=e.aq[t.textAnchor],b=[t.textOffset0,t.textOffset1],w=Vt(y,a,s,b,o),T=this.collisionIndex.placeCollisionBox(i,d,l,h,c,n,r,f,u.predicate,x,w);if((!v||this.collisionIndex.placeCollisionBox(v,d,l,h,c,n,r,g,u.predicate,x,w).placeable)&&T.placeable){let t;if(this.prevPlacement&&this.prevPlacement.variableOffsets[_.crossTileID]&&this.prevPlacement.placements[_.crossTileID]&&this.prevPlacement.placements[_.crossTileID].text&&(t=this.prevPlacement.variableOffsets[_.crossTileID].anchor),0===_.crossTileID)throw new Error("symbolInstance.crossTileID can't be 0");return this.variableOffsets[_.crossTileID]={textOffset:b,width:a,height:s,anchor:y,textBoxScale:o,prevAnchor:t},this.markUsedJustification(p,y,_,m),p.allowVerticalPlacement&&(this.markUsedOrientation(p,m,_),this.placedOrientations[_.crossTileID]=m),{shift:w,placedGlyphBoxes:T}}}placeLayerBucketPart(t,i,a){const{bucket:s,layout:o,translationText:r,translationIcon:n,posMatrix:l,unwrappedTileID:h,textLabelPlaneMatrix:c,labelToScreenMatrix:u,textPixelRatio:d,holdingForFade:_,collisionBoxArray:p,partiallyEvaluatedTextSize:m,collisionGroup:f}=t.parameters,g=o.get("text-optional"),v=o.get("icon-optional"),x=e.ar(o,"text-overlap","text-allow-overlap"),y="always"===x,b=e.ar(o,"icon-overlap","icon-allow-overlap"),w="always"===b,T="map"===o.get("text-rotation-alignment"),I="map"===o.get("text-pitch-alignment"),E="none"!==o.get("icon-text-fit"),P="viewport-y"===o.get("symbol-z-order"),C=y&&(w||!s.hasIconData()||v),S=w&&(y||!s.hasTextData()||g);!s.collisionArrays&&p&&s.deserializeCollisionBoxes(p);const z=this._getTerrainElevationFunc(this.retainedQueryData[s.bucketInstanceId].tileID),D=(t,p,w)=>{var P,D;if(i[t.crossTileID])return;if(_)return void(this.placements[t.crossTileID]=new Ut(!1,!1,!1));let M=!1,A=!1,R=!0,k=null,L={box:null,placeable:!1,offscreen:null},F={box:null,placeable:!1,offscreen:null},B=null,O=null,N=null,U=0,j=0,Z=0;p.textFeatureIndex?U=p.textFeatureIndex:t.useRuntimeCollisionCircles&&(U=t.featureIndex),p.verticalTextFeatureIndex&&(j=p.verticalTextFeatureIndex);const q=p.textBox;if(q){const i=i=>{let a=e.ah.horizontal;if(s.allowVerticalPlacement&&!i&&this.prevPlacement){const e=this.prevPlacement.placedOrientations[t.crossTileID];e&&(this.placedOrientations[t.crossTileID]=e,a=e,this.markUsedOrientation(s,a,t));}return a},o=(i,a)=>{if(s.allowVerticalPlacement&&t.numVerticalGlyphVertices>0&&p.verticalTextBox){for(const t of s.writingModes)if(t===e.ah.vertical?(L=a(),F=L):L=i(),L&&L.placeable)break}else L=i();},c=t.textAnchorOffsetStartIndex,u=t.textAnchorOffsetEndIndex;if(u===c){const a=(e,i)=>{const a=this.collisionIndex.placeCollisionBox(e,x,d,l,h,I,T,r,f.predicate,z);return a&&a.placeable&&(this.markUsedOrientation(s,i,t),this.placedOrientations[t.crossTileID]=i),a};o((()=>a(q,e.ah.horizontal)),(()=>{const i=p.verticalTextBox;return s.allowVerticalPlacement&&t.numVerticalGlyphVertices>0&&i?a(i,e.ah.vertical):{box:null,offscreen:null}})),i(L&&L.placeable);}else {let _=e.aq[null===(D=null===(P=this.prevPlacement)||void 0===P?void 0:P.variableOffsets[t.crossTileID])||void 0===D?void 0:D.anchor];const m=(i,o,p)=>{const m=i.x2-i.x1,g=i.y2-i.y1,v=t.textBoxScale,y=E&&"never"===b?o:null;let w=null,P="never"===x?1:2,C="never";_&&P++;for(let e=0;em(q,p.iconBox,e.ah.horizontal)),(()=>{const i=p.verticalTextBox;return s.allowVerticalPlacement&&(!L||!L.placeable)&&t.numVerticalGlyphVertices>0&&i?m(i,p.verticalIconBox,e.ah.vertical):{box:null,occluded:!0,offscreen:null}})),L&&(M=L.placeable,R=L.offscreen);const g=i(L&&L.placeable);if(!M&&this.prevPlacement){const e=this.prevPlacement.variableOffsets[t.crossTileID];e&&(this.variableOffsets[t.crossTileID]=e,this.markUsedJustification(s,e.anchor,t,g));}}}if(B=L,M=B&&B.placeable,R=B&&B.offscreen,t.useRuntimeCollisionCircles){const i=s.text.placedSymbolArray.get(t.centerJustifiedTextSymbolIndex),n=e.ai(s.textSizeData,m,i),d=o.get("text-padding");O=this.collisionIndex.placeCollisionCircles(x,i,s.lineVertexArray,s.glyphOffsetArray,n,l,h,c,u,a,I,f.predicate,t.collisionCircleDiameter,d,r,z),O.circles.length&&O.collisionDetected&&!a&&e.w("Collisions detected, but collision boxes are not shown"),M=y||O.circles.length>0&&!O.collisionDetected,R=R&&O.offscreen;}if(p.iconFeatureIndex&&(Z=p.iconFeatureIndex),p.iconBox){const t=t=>this.collisionIndex.placeCollisionBox(t,b,d,l,h,I,T,n,f.predicate,z,E&&k?k:void 0);F&&F.placeable&&p.verticalIconBox?(N=t(p.verticalIconBox),A=N.placeable):(N=t(p.iconBox),A=N.placeable),R=R&&N.offscreen;}const V=g||0===t.numHorizontalGlyphVertices&&0===t.numVerticalGlyphVertices,G=v||0===t.numIconVertices;V||G?G?V||(A=A&&M):M=A&&M:A=M=A&&M;const H=A&&N.placeable;if(M&&B.placeable&&this.collisionIndex.insertCollisionBox(B.box,x,o.get("text-ignore-placement"),s.bucketInstanceId,F&&F.placeable&&j?j:U,f.ID),H&&this.collisionIndex.insertCollisionBox(N.box,b,o.get("icon-ignore-placement"),s.bucketInstanceId,Z,f.ID),O&&M&&this.collisionIndex.insertCollisionCircles(O.circles,x,o.get("text-ignore-placement"),s.bucketInstanceId,U,f.ID),a&&this.storeCollisionData(s.bucketInstanceId,w,p,B,N,O),0===t.crossTileID)throw new Error("symbolInstance.crossTileID can't be 0");if(0===s.bucketInstanceId)throw new Error("bucket.bucketInstanceId can't be 0");this.placements[t.crossTileID]=new Ut(M||C,A||S,R||s.justReloaded),i[t.crossTileID]=!0;};if(P){if(0!==t.symbolInstanceStart)throw new Error("bucket.bucketInstanceId should be 0");const e=s.getSortedSymbolIndexes(this.transform.angle);for(let t=e.length-1;t>=0;--t){const i=e[t];D(s.symbolInstances.get(i),s.collisionArrays[i],i);}}else for(let e=t.symbolInstanceStart;e=0&&(t.text.placedSymbolArray.get(e).crossTileID=o>=0&&e!==o?0:a.crossTileID);}markUsedOrientation(t,i,a){const s=i===e.ah.horizontal||i===e.ah.horizontalOnly?i:0,o=i===e.ah.vertical?i:0,r=[a.leftJustifiedTextSymbolIndex,a.centerJustifiedTextSymbolIndex,a.rightJustifiedTextSymbolIndex];for(const e of r)t.text.placedSymbolArray.get(e).placedOrientation=s;a.verticalPlacedTextSymbolIndex&&(t.text.placedSymbolArray.get(a.verticalPlacedTextSymbolIndex).placedOrientation=o);}commit(t){this.commitTime=t,this.zoomAtLastRecencyCheck=this.transform.zoom;const e=this.prevPlacement;let i=!1;this.prevZoomAdjustment=e?e.zoomAdjustment(this.transform.zoom):0;const a=e?e.symbolFadeChange(t):1,s=e?e.opacities:{},o=e?e.variableOffsets:{},r=e?e.placedOrientations:{};for(const t in this.placements){const e=this.placements[t],o=s[t];o?(this.opacities[t]=new Nt(o,a,e.text,e.icon),i=i||e.text!==o.text.placed||e.icon!==o.icon.placed):(this.opacities[t]=new Nt(null,a,e.text,e.icon,e.skipFade),i=i||e.text||e.icon);}for(const t in s){const e=s[t];if(!this.opacities[t]){const s=new Nt(e,a,!1,!1);s.isHidden()||(this.opacities[t]=s,i=i||e.text.placed||e.icon.placed);}}for(const t in o)this.variableOffsets[t]||!this.opacities[t]||this.opacities[t].isHidden()||(this.variableOffsets[t]=o[t]);for(const t in r)this.placedOrientations[t]||!this.opacities[t]||this.opacities[t].isHidden()||(this.placedOrientations[t]=r[t]);if(e&&void 0===e.lastPlacementChangeTime)throw new Error("Last placement time for previous placement is not defined");i?this.lastPlacementChangeTime=t:"number"!=typeof this.lastPlacementChangeTime&&(this.lastPlacementChangeTime=e?e.lastPlacementChangeTime:t);}updateLayerOpacities(t,e){const i={};for(const a of e){const e=a.getBucket(t);e&&a.latestFeatureIndex&&t.id===e.layerIds[0]&&this.updateBucketOpacities(e,a.tileID,i,a.collisionBoxArray);}}updateBucketOpacities(t,i,a,s){t.hasTextData()&&(t.text.opacityVertexArray.clear(),t.text.hasVisibleVertices=!1),t.hasIconData()&&(t.icon.opacityVertexArray.clear(),t.icon.hasVisibleVertices=!1),t.hasIconCollisionBoxData()&&t.iconCollisionBox.collisionVertexArray.clear(),t.hasTextCollisionBoxData()&&t.textCollisionBox.collisionVertexArray.clear();const o=t.layers[0],r=o.layout,n=new Nt(null,0,!1,!1,!0),l=r.get("text-allow-overlap"),h=r.get("icon-allow-overlap"),c=o._unevaluatedLayout.hasValue("text-variable-anchor")||o._unevaluatedLayout.hasValue("text-variable-anchor-offset"),u="map"===r.get("text-rotation-alignment"),d="map"===r.get("text-pitch-alignment"),_="none"!==r.get("icon-text-fit"),p=new Nt(null,0,l&&(h||!t.hasIconData()||r.get("icon-optional")),h&&(l||!t.hasTextData()||r.get("text-optional")),!0);!t.collisionArrays&&s&&(t.hasIconCollisionBoxData()||t.hasTextCollisionBoxData())&&t.deserializeCollisionBoxes(s);const m=(t,e,i)=>{for(let a=0;a0,v=this.placedOrientations[s.crossTileID],x=v===e.ah.vertical,y=v===e.ah.horizontal||v===e.ah.horizontalOnly;if(o>0||r>0){const e=te(h.text);m(t.text,o,x?ee:e),m(t.text,r,y?ee:e);const i=h.text.isHidden();[s.rightJustifiedTextSymbolIndex,s.centerJustifiedTextSymbolIndex,s.leftJustifiedTextSymbolIndex].forEach((e=>{e>=0&&(t.text.placedSymbolArray.get(e).hidden=i||x?1:0);})),s.verticalPlacedTextSymbolIndex>=0&&(t.text.placedSymbolArray.get(s.verticalPlacedTextSymbolIndex).hidden=i||y?1:0);const a=this.variableOffsets[s.crossTileID];a&&this.markUsedJustification(t,a.anchor,s,v);const n=this.placedOrientations[s.crossTileID];n&&(this.markUsedJustification(t,"left",s,n),this.markUsedOrientation(t,n,s));}if(g){const e=te(h.icon),i=!(_&&s.verticalPlacedIconSymbolIndex&&x);s.placedIconSymbolIndex>=0&&(m(t.icon,s.numIconVertices,i?e:ee),t.icon.placedSymbolArray.get(s.placedIconSymbolIndex).hidden=h.icon.isHidden()),s.verticalPlacedIconSymbolIndex>=0&&(m(t.icon,s.numVerticalIconVertices,i?ee:e),t.icon.placedSymbolArray.get(s.verticalPlacedIconSymbolIndex).hidden=h.icon.isHidden());}const b=f&&f.has(i)?f.get(i):{text:null,icon:null};if(t.hasIconCollisionBoxData()||t.hasTextCollisionBoxData()){const a=t.collisionArrays[i];if(a){let i=new e.P(0,0);if(a.textBox||a.verticalTextBox){let e=!0;if(c){const t=this.variableOffsets[l];t?(i=Vt(t.anchor,t.width,t.height,t.textOffset,t.textBoxScale),u&&i._rotate(d?this.transform.angle:-this.transform.angle)):e=!1;}if(a.textBox||a.verticalTextBox){let s;a.textBox&&(s=x),a.verticalTextBox&&(s=y),Ht(t.textCollisionBox.collisionVertexArray,h.text.placed,!e||s,b.text,i.x,i.y);}}if(a.iconBox||a.verticalIconBox){const e=Boolean(!y&&a.verticalIconBox);let s;a.iconBox&&(s=e),a.verticalIconBox&&(s=!e),Ht(t.iconCollisionBox.collisionVertexArray,h.icon.placed,s,b.icon,_?i.x:0,_?i.y:0);}}}}if(t.sortFeatures(this.transform.angle),this.retainedQueryData[t.bucketInstanceId]&&(this.retainedQueryData[t.bucketInstanceId].featureSortOrder=t.featureSortOrder),t.hasTextData()&&t.text.opacityVertexBuffer&&t.text.opacityVertexBuffer.updateData(t.text.opacityVertexArray),t.hasIconData()&&t.icon.opacityVertexBuffer&&t.icon.opacityVertexBuffer.updateData(t.icon.opacityVertexArray),t.hasIconCollisionBoxData()&&t.iconCollisionBox.collisionVertexBuffer&&t.iconCollisionBox.collisionVertexBuffer.updateData(t.iconCollisionBox.collisionVertexArray),t.hasTextCollisionBoxData()&&t.textCollisionBox.collisionVertexBuffer&&t.textCollisionBox.collisionVertexBuffer.updateData(t.textCollisionBox.collisionVertexArray),t.text.opacityVertexArray.length!==t.text.layoutVertexArray.length/4)throw new Error(`bucket.text.opacityVertexArray.length (= ${t.text.opacityVertexArray.length}) !== bucket.text.layoutVertexArray.length (= ${t.text.layoutVertexArray.length}) / 4`);if(t.icon.opacityVertexArray.length!==t.icon.layoutVertexArray.length/4)throw new Error(`bucket.icon.opacityVertexArray.length (= ${t.icon.opacityVertexArray.length}) !== bucket.icon.layoutVertexArray.length (= ${t.icon.layoutVertexArray.length}) / 4`);if(t.bucketInstanceId in this.collisionCircleArrays){const e=this.collisionCircleArrays[t.bucketInstanceId];t.placementInvProjMatrix=e.invProjMatrix,t.placementViewportMatrix=e.viewportMatrix,t.collisionCircleArray=e.circles,delete this.collisionCircleArrays[t.bucketInstanceId];}}symbolFadeChange(t){return 0===this.fadeDuration?1:(t-this.commitTime)/this.fadeDuration+this.prevZoomAdjustment}zoomAdjustment(t){return Math.max(0,(this.transform.zoom-t)/1.5)}hasTransitions(t){return this.stale||t-this.lastPlacementChangeTimet}setStale(){this.stale=!0;}}function Ht(t,e,i,a,s,o){a&&0!==a.length||(a=[0,0,0,0]);const r=a[0]-Lt,n=a[1]-Lt,l=a[2]-Lt,h=a[3]-Lt;t.emplaceBack(e?1:0,i?1:0,s||0,o||0,r,n),t.emplaceBack(e?1:0,i?1:0,s||0,o||0,l,n),t.emplaceBack(e?1:0,i?1:0,s||0,o||0,l,h),t.emplaceBack(e?1:0,i?1:0,s||0,o||0,r,h);}const Wt=Math.pow(2,25),$t=Math.pow(2,24),Xt=Math.pow(2,17),Kt=Math.pow(2,16),Jt=Math.pow(2,9),Yt=Math.pow(2,8),Qt=Math.pow(2,1);function te(t){if(0===t.opacity&&!t.placed)return 0;if(1===t.opacity&&t.placed)return 4294967295;const e=t.placed?1:0,i=Math.floor(127*t.opacity);return i*Wt+e*$t+i*Xt+e*Kt+i*Jt+e*Yt+i*Qt+e}const ee=0;function ie(){return {isOccluded:(t,e,i)=>!1,getPitchedTextCorrection:(t,e,i)=>1,get useSpecialProjectionForSymbols(){return !1},projectTileCoordinates(t,e,i,a){throw new Error("Not implemented.")},translatePosition:(t,e,i,a)=>function(t,e,i,a,s=!1){if(!i[0]&&!i[1])return [0,0];const o=s?"map"===a?t.angle:0:"viewport"===a?-t.angle:0;if(o){const t=Math.sin(o),e=Math.cos(o);i=[i[0]*e-i[1]*t,i[0]*t+i[1]*e];}return [s?i[0]:Bt(e,i[0],t.zoom),s?i[1]:Bt(e,i[1],t.zoom)]}(t,e,i,a),getCircleRadiusCorrection:t=>1}}class ae{constructor(t){this._sortAcrossTiles="viewport-y"!==t.layout.get("symbol-z-order")&&!t.layout.get("symbol-sort-key").isConstant(),this._currentTileIndex=0,this._currentPartIndex=0,this._seenCrossTileIDs={},this._bucketParts=[];}continuePlacement(t,e,i,a,s){const o=this._bucketParts;for(;this._currentTileIndext.sortKey-e.sortKey)));this._currentPartIndex!this._forceFullPlacement&&o.now()-a>2;for(;this._currentPlacementIndex>=0;){const a=e[t[this._currentPlacementIndex]],o=this.placement.collisionIndex.transform.zoom;if("symbol"===a.type&&(!a.minzoom||a.minzoom<=o)&&(!a.maxzoom||a.maxzoom>o)){if(this._inProgressLayer||(this._inProgressLayer=new ae(a)),this._inProgressLayer.continuePlacement(i[a.source],this.placement,this._showCollisionBoxes,a,s))return;delete this._inProgressLayer;}this._currentPlacementIndex--;}this._done=!0;}commit(t){return this.placement.commit(t),this.placement}}const oe=512/e.X/2;class re{constructor(t,i,a){this.tileID=t,this.bucketInstanceId=a,this._symbolsByKey={};const s=new Map;for(let t=0;t({x:Math.floor(t.anchorX*oe),y:Math.floor(t.anchorY*oe)}))),crossTileIDs:i.map((t=>t.crossTileID))};if(a.positions.length>128){const t=new e.av(a.positions.length,16,Uint16Array);for(const{x:e,y:i}of a.positions)t.add(e,i);t.finish(),delete a.positions,a.index=t;}this._symbolsByKey[t]=a;}}getScaledCoordinates(t,i){const{x:a,y:s,z:o}=this.tileID.canonical,{x:r,y:n,z:l}=i.canonical,h=oe/Math.pow(2,l-o),c=(n*e.X+t.anchorY)*h,u=s*e.X*oe;return {x:Math.floor((r*e.X+t.anchorX)*h-a*e.X*oe),y:Math.floor(c-u)}}findMatches(t,e,i){const a=this.tileID.canonical.zt))}}class ne{constructor(){this.maxCrossTileID=0;}generate(){return ++this.maxCrossTileID}}class le{constructor(){this.indexes={},this.usedCrossTileIDs={},this.lng=0;}handleWrapJump(t){const e=Math.round((t-this.lng)/360);if(0!==e)for(const t in this.indexes){const i=this.indexes[t],a={};for(const t in i){const s=i[t];s.tileID=s.tileID.unwrapTo(s.tileID.wrap+e),a[s.tileID.key]=s;}this.indexes[t]=a;}this.lng=t;}addBucket(t,e,i){if(this.indexes[t.overscaledZ]&&this.indexes[t.overscaledZ][t.key]){if(this.indexes[t.overscaledZ][t.key].bucketInstanceId===e.bucketInstanceId)return !1;this.removeBucketCrossTileIDs(t.overscaledZ,this.indexes[t.overscaledZ][t.key]);}for(let t=0;tt.overscaledZ)for(const i in s){const o=s[i];o.tileID.isChildOf(t)&&o.findMatches(e.symbolInstances,t,a);}else {const o=s[t.scaledTo(Number(i)).key];o&&o.findMatches(e.symbolInstances,t,a);}}for(let t=0;t{e[t]=!0;}));for(const t in this.layerIndexes)e[t]||delete this.layerIndexes[t];}}const ce=(t,i)=>e.t(t,i&&i.filter((t=>"source.canvas"!==t.identifier))),ue=e.aw();class de extends e.E{constructor(t,i={}){super(),this._rtlPluginLoaded=()=>{for(const t in this.sourceCaches){const e=this.sourceCaches[t].getSource().type;"vector"!==e&&"geojson"!==e||this.sourceCaches[t].reload();}},this.map=t,this.dispatcher=new U(N(),t._getMapId()),this.dispatcher.registerMessageHandler("GG",((t,e)=>this.getGlyphs(t,e))),this.dispatcher.registerMessageHandler("GI",((t,e)=>this.getImages(t,e))),this.imageManager=new T,this.imageManager.setEventedParent(this),this.glyphManager=new C(t._requestManager,i.localIdeographFontFamily),this.lineAtlas=new R(256,512),this.crossTileSymbolIndex=new he,this._spritesImagesIds={},this._layers={},this._order=[],this.sourceCaches={},this.zoomHistory=new e.ax,this._loaded=!1,this._availableImages=[],this._resetUpdates(),this.dispatcher.broadcast("SR",e.ay()),nt().on(st,this._rtlPluginLoaded),this.on("data",(t=>{if("source"!==t.dataType||"metadata"!==t.sourceDataType)return;const e=this.sourceCaches[t.sourceId];if(!e)return;const i=e.getSource();if(i&&i.vectorLayerIds)for(const t in this._layers){const e=this._layers[t];e.source===i.id&&this._validateLayer(e);}}));}loadURL(t,i={},a){this.fire(new e.k("dataloading",{dataType:"style"})),i.validate="boolean"!=typeof i.validate||i.validate;const s=this.map._requestManager.transformRequest(t,"Style");this._loadStyleRequest=new AbortController;const o=this._loadStyleRequest;e.h(s,this._loadStyleRequest).then((t=>{this._loadStyleRequest=null,this._load(t.data,i,a);})).catch((t=>{this._loadStyleRequest=null,t&&!o.signal.aborted&&this.fire(new e.j(t));}));}loadJSON(t,i={},a){this.fire(new e.k("dataloading",{dataType:"style"})),this._frameRequest=new AbortController,o.frameAsync(this._frameRequest).then((()=>{this._frameRequest=null,i.validate=!1!==i.validate,this._load(t,i,a);})).catch((()=>{}));}loadEmpty(){this.fire(new e.k("dataloading",{dataType:"style"})),this._load(ue,{validate:!1});}_load(t,i,a){var s;const o=i.transformStyle?i.transformStyle(a,t):t;if(!i.validate||!ce(this,e.u(o))){this._loaded=!0,this.stylesheet=o;for(const t in o.sources)this.addSource(t,o.sources[t],{validate:!1});o.sprite?this._loadSprite(o.sprite):this.imageManager.setLoaded(!0),this.glyphManager.setURL(o.glyphs),this._createLayers(),this.light=new D(this.stylesheet.light),this.sky=new A(this.stylesheet.sky),this.map.setTerrain(null!==(s=this.stylesheet.terrain)&&void 0!==s?s:null),this.fire(new e.k("data",{dataType:"style"})),this.fire(new e.k("style.load"));}}_createLayers(){const t=e.az(this.stylesheet.layers);this.dispatcher.broadcast("SL",t),this._order=t.map((t=>t.id)),this._layers={},this._serializedLayers=null;for(const i of t){const t=e.aA(i);t.setEventedParent(this,{layer:{id:i.id}}),this._layers[i.id]=t;}}_loadSprite(t,i=!1,a=void 0){let s;this.imageManager.setLoaded(!1),this._spriteRequest=new AbortController,function(t,i,a,s){return e._(this,void 0,void 0,(function*(){const r=x(t),n=a>1?"@2x":"",l={},h={};for(const{id:t,url:a}of r){const o=i.transformRequest(y(a,n,".json"),"SpriteJSON");l[t]=e.h(o,s);const r=i.transformRequest(y(a,n,".png"),"SpriteImage");h[t]=_.getImage(r,s);}return yield Promise.all([...Object.values(l),...Object.values(h)]),function(t,i){return e._(this,void 0,void 0,(function*(){const e={};for(const a in t){e[a]={};const s=o.getImageCanvasContext((yield i[a]).data),r=(yield t[a]).data;for(const t in r){const{width:i,height:o,x:n,y:l,sdf:h,pixelRatio:c,stretchX:u,stretchY:d,content:_,textFitWidth:p,textFitHeight:m}=r[t];e[a][t]={data:null,pixelRatio:c,sdf:h,stretchX:u,stretchY:d,content:_,textFitWidth:p,textFitHeight:m,spriteData:{width:i,height:o,x:n,y:l,context:s}};}}return e}))}(l,h)}))}(t,this.map._requestManager,this.map.getPixelRatio(),this._spriteRequest).then((t=>{if(this._spriteRequest=null,t)for(const e in t){this._spritesImagesIds[e]=[];const a=this._spritesImagesIds[e]?this._spritesImagesIds[e].filter((e=>!(e in t))):[];for(const t of a)this.imageManager.removeImage(t),this._changedImages[t]=!0;for(const a in t[e]){const s="default"===e?a:`${e}:${a}`;this._spritesImagesIds[e].push(s),s in this.imageManager.images?this.imageManager.updateImage(s,t[e][a],!1):this.imageManager.addImage(s,t[e][a]),i&&(this._changedImages[s]=!0);}}})).catch((t=>{this._spriteRequest=null,s=t,this.fire(new e.j(s));})).finally((()=>{this.imageManager.setLoaded(!0),this._availableImages=this.imageManager.listImages(),i&&(this._changed=!0),this.dispatcher.broadcast("SI",this._availableImages),this.fire(new e.k("data",{dataType:"style"})),a&&a(s);}));}_unloadSprite(){for(const t of Object.values(this._spritesImagesIds).flat())this.imageManager.removeImage(t),this._changedImages[t]=!0;this._spritesImagesIds={},this._availableImages=this.imageManager.listImages(),this._changed=!0,this.dispatcher.broadcast("SI",this._availableImages),this.fire(new e.k("data",{dataType:"style"}));}_validateLayer(t){const i=this.sourceCaches[t.source];if(!i)return;const a=t.sourceLayer;if(!a)return;const s=i.getSource();("geojson"===s.type||s.vectorLayerIds&&-1===s.vectorLayerIds.indexOf(a))&&this.fire(new e.j(new Error(`Source layer "${a}" does not exist on source "${s.id}" as specified by style layer "${t.id}".`)));}loaded(){if(!this._loaded)return !1;if(Object.keys(this._updatedSources).length)return !1;for(const t in this.sourceCaches)if(!this.sourceCaches[t].loaded())return !1;return !!this.imageManager.isLoaded()}_serializeByIds(t,i=!1){const a=this._serializedAllLayers();if(!t||0===t.length)return Object.values(i?e.aB(a):a);const s=[];for(const o of t)if(a[o]){const t=i?e.aB(a[o]):a[o];s.push(t);}return s}_serializedAllLayers(){let t=this._serializedLayers;if(t)return t;t=this._serializedLayers={};const e=Object.keys(this._layers);for(const i of e){const e=this._layers[i];"custom"!==e.type&&(t[i]=e.serialize());}return t}hasTransitions(){if(this.light&&this.light.hasTransition())return !0;if(this.sky&&this.sky.hasTransition())return !0;for(const t in this.sourceCaches)if(this.sourceCaches[t].hasTransition())return !0;for(const t in this._layers)if(this._layers[t].hasTransition())return !0;return !1}_checkLoaded(){if(!this._loaded)throw new Error("Style is not done loading.")}update(t){if(!this._loaded)return;const i=this._changed;if(i){const e=Object.keys(this._updatedLayers),i=Object.keys(this._removedLayers);(e.length||i.length)&&this._updateWorkerLayers(e,i);for(const t in this._updatedSources){const e=this._updatedSources[t];if("reload"===e)this._reloadSource(t);else {if("clear"!==e)throw new Error(`Invalid action ${e}`);this._clearSource(t);}}this._updateTilesForChangedImages(),this._updateTilesForChangedGlyphs();for(const e in this._updatedPaintProps)this._layers[e].updateTransitions(t);this.light.updateTransitions(t),this.sky.updateTransitions(t),this._resetUpdates();}const a={};for(const t in this.sourceCaches){const e=this.sourceCaches[t];a[t]=e.used,e.used=!1;}for(const e of this._order){const i=this._layers[e];i.recalculate(t,this._availableImages),!i.isHidden(t.zoom)&&i.source&&(this.sourceCaches[i.source].used=!0);}for(const t in a){const i=this.sourceCaches[t];!!a[t]!=!!i.used&&i.fire(new e.k("data",{sourceDataType:"visibility",dataType:"source",sourceId:t}));}this.light.recalculate(t),this.sky.recalculate(t),this.z=t.zoom,i&&this.fire(new e.k("data",{dataType:"style"}));}_updateTilesForChangedImages(){const t=Object.keys(this._changedImages);if(t.length){for(const e in this.sourceCaches)this.sourceCaches[e].reloadTilesForDependencies(["icons","patterns"],t);this._changedImages={};}}_updateTilesForChangedGlyphs(){if(this._glyphsDidChange){for(const t in this.sourceCaches)this.sourceCaches[t].reloadTilesForDependencies(["glyphs"],[""]);this._glyphsDidChange=!1;}}_updateWorkerLayers(t,e){this.dispatcher.broadcast("UL",{layers:this._serializeByIds(t,!1),removedIds:e});}_resetUpdates(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSources={},this._updatedPaintProps={},this._changedImages={},this._glyphsDidChange=!1;}setState(t,i={}){var a;this._checkLoaded();const s=this.serialize();if(t=i.transformStyle?i.transformStyle(s,t):t,(null===(a=i.validate)||void 0===a||a)&&ce(this,e.u(t)))return !1;(t=e.aB(t)).layers=e.az(t.layers);const o=e.aC(s,t),r=this._getOperationsToPerform(o);if(r.unimplemented.length>0)throw new Error(`Unimplemented: ${r.unimplemented.join(", ")}.`);if(0===r.operations.length)return !1;for(const t of r.operations)t();return this.stylesheet=t,this._serializedLayers=null,!0}_getOperationsToPerform(t){const e=[],i=[];for(const a of t)switch(a.command){case"setCenter":case"setZoom":case"setBearing":case"setPitch":continue;case"addLayer":e.push((()=>this.addLayer.apply(this,a.args)));break;case"removeLayer":e.push((()=>this.removeLayer.apply(this,a.args)));break;case"setPaintProperty":e.push((()=>this.setPaintProperty.apply(this,a.args)));break;case"setLayoutProperty":e.push((()=>this.setLayoutProperty.apply(this,a.args)));break;case"setFilter":e.push((()=>this.setFilter.apply(this,a.args)));break;case"addSource":e.push((()=>this.addSource.apply(this,a.args)));break;case"removeSource":e.push((()=>this.removeSource.apply(this,a.args)));break;case"setLayerZoomRange":e.push((()=>this.setLayerZoomRange.apply(this,a.args)));break;case"setLight":e.push((()=>this.setLight.apply(this,a.args)));break;case"setGeoJSONSourceData":e.push((()=>this.setGeoJSONSourceData.apply(this,a.args)));break;case"setGlyphs":e.push((()=>this.setGlyphs.apply(this,a.args)));break;case"setSprite":e.push((()=>this.setSprite.apply(this,a.args)));break;case"setSky":e.push((()=>this.setSky.apply(this,a.args)));break;case"setTerrain":e.push((()=>this.map.setTerrain.apply(this,a.args)));break;case"setTransition":e.push((()=>{}));break;default:i.push(a.command);}return {operations:e,unimplemented:i}}addImage(t,i){if(this.getImage(t))return this.fire(new e.j(new Error(`An image named "${t}" already exists.`)));this.imageManager.addImage(t,i),this._afterImageUpdated(t);}updateImage(t,e){this.imageManager.updateImage(t,e);}getImage(t){return this.imageManager.getImage(t)}removeImage(t){if(!this.getImage(t))return this.fire(new e.j(new Error(`An image named "${t}" does not exist.`)));this.imageManager.removeImage(t),this._afterImageUpdated(t);}_afterImageUpdated(t){this._availableImages=this.imageManager.listImages(),this._changedImages[t]=!0,this._changed=!0,this.dispatcher.broadcast("SI",this._availableImages),this.fire(new e.k("data",{dataType:"style"}));}listImages(){return this._checkLoaded(),this.imageManager.listImages()}addSource(t,i,a={}){if(this._checkLoaded(),void 0!==this.sourceCaches[t])throw new Error(`Source "${t}" already exists.`);if(!i.type)throw new Error(`The type property must be defined, but only the following properties were given: ${Object.keys(i).join(", ")}.`);if(["vector","raster","geojson","video","image"].indexOf(i.type)>=0&&this._validate(e.u.source,`sources.${t}`,i,null,a))return;this.map&&this.map._collectResourceTiming&&(i.collectResourceTiming=!0);const s=this.sourceCaches[t]=new ut(t,i,this.dispatcher);s.style=this,s.setEventedParent(this,(()=>({isSourceLoaded:s.loaded(),source:s.serialize(),sourceId:t}))),s.onAdd(this.map),this._changed=!0;}removeSource(t){if(this._checkLoaded(),void 0===this.sourceCaches[t])throw new Error("There is no source with this ID");for(const i in this._layers)if(this._layers[i].source===t)return this.fire(new e.j(new Error(`Source "${t}" cannot be removed while layer "${i}" is using it.`)));const i=this.sourceCaches[t];delete this.sourceCaches[t],delete this._updatedSources[t],i.fire(new e.k("data",{sourceDataType:"metadata",dataType:"source",sourceId:t})),i.setEventedParent(null),i.onRemove(this.map),this._changed=!0;}setGeoJSONSourceData(t,e){if(this._checkLoaded(),void 0===this.sourceCaches[t])throw new Error(`There is no source with this ID=${t}`);const i=this.sourceCaches[t].getSource();if("geojson"!==i.type)throw new Error(`geojsonSource.type is ${i.type}, which is !== 'geojson`);i.setData(e),this._changed=!0;}getSource(t){return this.sourceCaches[t]&&this.sourceCaches[t].getSource()}addLayer(t,i,a={}){this._checkLoaded();const s=t.id;if(this.getLayer(s))return void this.fire(new e.j(new Error(`Layer "${s}" already exists on this map.`)));let o;if("custom"===t.type){if(ce(this,e.aD(t)))return;o=e.aA(t);}else {if("source"in t&&"object"==typeof t.source&&(this.addSource(s,t.source),t=e.aB(t),t=e.e(t,{source:s})),this._validate(e.u.layer,`layers.${s}`,t,{arrayIndex:-1},a))return;o=e.aA(t),this._validateLayer(o),o.setEventedParent(this,{layer:{id:s}});}const r=i?this._order.indexOf(i):this._order.length;if(i&&-1===r)this.fire(new e.j(new Error(`Cannot add layer "${s}" before non-existing layer "${i}".`)));else {if(this._order.splice(r,0,s),this._layerOrderChanged=!0,this._layers[s]=o,this._removedLayers[s]&&o.source&&"custom"!==o.type){const t=this._removedLayers[s];delete this._removedLayers[s],t.type!==o.type?this._updatedSources[o.source]="clear":(this._updatedSources[o.source]="reload",this.sourceCaches[o.source].pause());}this._updateLayer(o),o.onAdd&&o.onAdd(this.map);}}moveLayer(t,i){if(this._checkLoaded(),this._changed=!0,!this._layers[t])return void this.fire(new e.j(new Error(`The layer '${t}' does not exist in the map's style and cannot be moved.`)));if(t===i)return;const a=this._order.indexOf(t);this._order.splice(a,1);const s=i?this._order.indexOf(i):this._order.length;i&&-1===s?this.fire(new e.j(new Error(`Cannot move layer "${t}" before non-existing layer "${i}".`))):(this._order.splice(s,0,t),this._layerOrderChanged=!0);}removeLayer(t){this._checkLoaded();const i=this._layers[t];if(!i)return void this.fire(new e.j(new Error(`Cannot remove non-existing layer "${t}".`)));i.setEventedParent(null);const a=this._order.indexOf(t);this._order.splice(a,1),this._layerOrderChanged=!0,this._changed=!0,this._removedLayers[t]=i,delete this._layers[t],this._serializedLayers&&delete this._serializedLayers[t],delete this._updatedLayers[t],delete this._updatedPaintProps[t],i.onRemove&&i.onRemove(this.map);}getLayer(t){return this._layers[t]}getLayersOrder(){return [...this._order]}hasLayer(t){return t in this._layers}setLayerZoomRange(t,i,a){this._checkLoaded();const s=this.getLayer(t);s?s.minzoom===i&&s.maxzoom===a||(null!=i&&(s.minzoom=i),null!=a&&(s.maxzoom=a),this._updateLayer(s)):this.fire(new e.j(new Error(`Cannot set the zoom range of non-existing layer "${t}".`)));}setFilter(t,i,a={}){this._checkLoaded();const s=this.getLayer(t);if(s){if(!e.aE(s.filter,i))return null==i?(s.filter=void 0,void this._updateLayer(s)):void(this._validate(e.u.filter,`layers.${s.id}.filter`,i,null,a)||(s.filter=e.aB(i),this._updateLayer(s)))}else this.fire(new e.j(new Error(`Cannot filter non-existing layer "${t}".`)));}getFilter(t){return e.aB(this.getLayer(t).filter)}setLayoutProperty(t,i,a,s={}){this._checkLoaded();const o=this.getLayer(t);o?e.aE(o.getLayoutProperty(i),a)||(o.setLayoutProperty(i,a,s),this._updateLayer(o)):this.fire(new e.j(new Error(`Cannot style non-existing layer "${t}".`)));}getLayoutProperty(t,i){const a=this.getLayer(t);if(a)return a.getLayoutProperty(i);this.fire(new e.j(new Error(`Cannot get style of non-existing layer "${t}".`)));}setPaintProperty(t,i,a,s={}){this._checkLoaded();const o=this.getLayer(t);o?e.aE(o.getPaintProperty(i),a)||(o.setPaintProperty(i,a,s)&&this._updateLayer(o),this._changed=!0,this._updatedPaintProps[t]=!0,this._serializedLayers=null):this.fire(new e.j(new Error(`Cannot style non-existing layer "${t}".`)));}getPaintProperty(t,e){return this.getLayer(t).getPaintProperty(e)}setFeatureState(t,i){this._checkLoaded();const a=t.source,s=t.sourceLayer,o=this.sourceCaches[a];if(void 0===o)return void this.fire(new e.j(new Error(`The source '${a}' does not exist in the map's style.`)));const r=o.getSource().type;"geojson"===r&&s?this.fire(new e.j(new Error("GeoJSON sources cannot have a sourceLayer parameter."))):"vector"!==r||s?(void 0===t.id&&this.fire(new e.j(new Error("The feature id parameter must be provided."))),o.setFeatureState(s,t.id,i)):this.fire(new e.j(new Error("The sourceLayer parameter must be provided for vector source types.")));}removeFeatureState(t,i){this._checkLoaded();const a=t.source,s=this.sourceCaches[a];if(void 0===s)return void this.fire(new e.j(new Error(`The source '${a}' does not exist in the map's style.`)));const o=s.getSource().type,r="vector"===o?t.sourceLayer:void 0;"vector"!==o||r?i&&"string"!=typeof t.id&&"number"!=typeof t.id?this.fire(new e.j(new Error("A feature id is required to remove its specific state property."))):s.removeFeatureState(r,t.id,i):this.fire(new e.j(new Error("The sourceLayer parameter must be provided for vector source types.")));}getFeatureState(t){this._checkLoaded();const i=t.source,a=t.sourceLayer,s=this.sourceCaches[i];if(void 0!==s)return "vector"!==s.getSource().type||a?(void 0===t.id&&this.fire(new e.j(new Error("The feature id parameter must be provided."))),s.getFeatureState(a,t.id)):void this.fire(new e.j(new Error("The sourceLayer parameter must be provided for vector source types.")));this.fire(new e.j(new Error(`The source '${i}' does not exist in the map's style.`)));}getTransition(){return e.e({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)}serialize(){if(!this._loaded)return;const t=e.aF(this.sourceCaches,(t=>t.serialize())),i=this._serializeByIds(this._order,!0),a=this.map.getTerrain()||void 0,s=this.stylesheet;return e.aG({version:s.version,name:s.name,metadata:s.metadata,light:s.light,sky:s.sky,center:s.center,zoom:s.zoom,bearing:s.bearing,pitch:s.pitch,sprite:s.sprite,glyphs:s.glyphs,transition:s.transition,sources:t,layers:i,terrain:a},(t=>void 0!==t))}_updateLayer(t){this._updatedLayers[t.id]=!0,t.source&&!this._updatedSources[t.source]&&"raster"!==this.sourceCaches[t.source].getSource().type&&(this._updatedSources[t.source]="reload",this.sourceCaches[t.source].pause()),this._serializedLayers=null,this._changed=!0;}_flattenAndSortRenderedFeatures(t){const e=t=>"fill-extrusion"===this._layers[t].type,i={},a=[];for(let s=this._order.length-1;s>=0;s--){const o=this._order[s];if(e(o)){i[o]=s;for(const e of t){const t=e[o];if(t)for(const e of t)a.push(e);}}}a.sort(((t,e)=>e.intersectionZ-t.intersectionZ));const s=[];for(let o=this._order.length-1;o>=0;o--){const r=this._order[o];if(e(r))for(let t=a.length-1;t>=0;t--){const e=a[t].feature;if(i[e.layer.id]{const a=i.featureSortOrder;if(a){const i=a.indexOf(t.featureIndex);return a.indexOf(e.featureIndex)-i}return e.featureIndex-t.featureIndex}));for(const t of s)e.push(t);}}for(const e in n)n[e].forEach((a=>{const s=a.feature,o=i[t[e].source].getFeatureState(s.layer["source-layer"],s.id);s.source=s.layer.source,s.layer["source-layer"]&&(s.sourceLayer=s.layer["source-layer"]),s.state=o;}));return n}(this._layers,r,this.sourceCaches,t,i,this.placement.collisionIndex,this.placement.retainedQueryData)),this._flattenAndSortRenderedFeatures(o)}querySourceFeatures(t,i){i&&i.filter&&this._validate(e.u.filter,"querySourceFeatures.filter",i.filter,null,i);const a=this.sourceCaches[t];return a?function(t,e){const i=t.getRenderableIds().map((e=>t.getTileByID(e))),a=[],s={};for(let t=0;tt.getTileByID(e))).sort(((t,e)=>e.tileID.overscaledZ-t.tileID.overscaledZ||(t.tileID.isLessThan(e.tileID)?-1:1)));}const a=this.crossTileSymbolIndex.addLayer(i,l[i.source],t.center.lng);r=r||a;}if(this.crossTileSymbolIndex.pruneUnusedLayers(this._order),((s=s||this._layerOrderChanged||0===i)||!this.pauseablePlacement||this.pauseablePlacement.isDone()&&!this.placement.stillRecent(o.now(),t.zoom))&&(this.pauseablePlacement=new se(t,this.map.terrain,this._order,s,e,i,a,this.placement),this._layerOrderChanged=!1),this.pauseablePlacement.isDone()?this.placement.setStale():(this.pauseablePlacement.continuePlacement(this._order,this._layers,l),this.pauseablePlacement.isDone()&&(this.placement=this.pauseablePlacement.commit(o.now()),n=!0),r&&this.pauseablePlacement.placement.setStale()),n||r)for(const t of this._order){const e=this._layers[t];"symbol"===e.type&&this.placement.updateLayerOpacities(e,l[e.source]);}return !this.pauseablePlacement.isDone()||this.placement.hasTransitions(o.now())}_releaseSymbolFadeTiles(){for(const t in this.sourceCaches)this.sourceCaches[t].releaseSymbolFadeTiles();}getImages(t,i){return e._(this,void 0,void 0,(function*(){const t=yield this.imageManager.getImages(i.icons);this._updateTilesForChangedImages();const e=this.sourceCaches[i.source];return e&&e.setDependencies(i.tileID.key,i.type,i.icons),t}))}getGlyphs(t,i){return e._(this,void 0,void 0,(function*(){const t=yield this.glyphManager.getGlyphs(i.stacks),e=this.sourceCaches[i.source];return e&&e.setDependencies(i.tileID.key,i.type,[""]),t}))}getGlyphsUrl(){return this.stylesheet.glyphs||null}setGlyphs(t,i={}){this._checkLoaded(),t&&this._validate(e.u.glyphs,"glyphs",t,null,i)||(this._glyphsDidChange=!0,this.stylesheet.glyphs=t,this.glyphManager.entries={},this.glyphManager.setURL(t));}addSprite(t,i,a={},s){this._checkLoaded();const o=[{id:t,url:i}],r=[...x(this.stylesheet.sprite),...o];this._validate(e.u.sprite,"sprite",r,null,a)||(this.stylesheet.sprite=r,this._loadSprite(o,!0,s));}removeSprite(t){this._checkLoaded();const i=x(this.stylesheet.sprite);if(i.find((e=>e.id===t))){if(this._spritesImagesIds[t])for(const e of this._spritesImagesIds[t])this.imageManager.removeImage(e),this._changedImages[e]=!0;i.splice(i.findIndex((e=>e.id===t)),1),this.stylesheet.sprite=i.length>0?i:void 0,delete this._spritesImagesIds[t],this._availableImages=this.imageManager.listImages(),this._changed=!0,this.dispatcher.broadcast("SI",this._availableImages),this.fire(new e.k("data",{dataType:"style"}));}else this.fire(new e.j(new Error(`Sprite "${t}" doesn't exists on this map.`)));}getSprite(){return x(this.stylesheet.sprite)}setSprite(t,i={},a){this._checkLoaded(),t&&this._validate(e.u.sprite,"sprite",t,null,i)||(this.stylesheet.sprite=t,t?this._loadSprite(t,!0,a):(this._unloadSprite(),a&&a(null)));}}var _e=e.Y([{name:"a_pos",type:"Int16",components:2}]);const pe={prelude:me("#ifdef GL_ES\nprecision mediump float;\n#else\n#if !defined(lowp)\n#define lowp\n#endif\n#if !defined(mediump)\n#define mediump\n#endif\n#if !defined(highp)\n#define highp\n#endif\n#endif\n","#ifdef GL_ES\nprecision highp float;\n#else\n#if !defined(lowp)\n#define lowp\n#endif\n#if !defined(mediump)\n#define mediump\n#endif\n#if !defined(highp)\n#define highp\n#endif\n#endif\nvec2 unpack_float(const float packedValue) {int packedIntValue=int(packedValue);int v0=packedIntValue/256;return vec2(v0,packedIntValue-v0*256);}vec2 unpack_opacity(const float packedOpacity) {int intOpacity=int(packedOpacity)/2;return vec2(float(intOpacity)/127.0,mod(packedOpacity,2.0));}vec4 decode_color(const vec2 encodedColor) {return vec4(unpack_float(encodedColor[0])/255.0,unpack_float(encodedColor[1])/255.0\n);}float unpack_mix_vec2(const vec2 packedValue,const float t) {return mix(packedValue[0],packedValue[1],t);}vec4 unpack_mix_color(const vec4 packedColors,const float t) {vec4 minColor=decode_color(vec2(packedColors[0],packedColors[1]));vec4 maxColor=decode_color(vec2(packedColors[2],packedColors[3]));return mix(minColor,maxColor,t);}vec2 get_pattern_pos(const vec2 pixel_coord_upper,const vec2 pixel_coord_lower,const vec2 pattern_size,const float tile_units_to_pixels,const vec2 pos) {vec2 offset=mod(mod(mod(pixel_coord_upper,pattern_size)*256.0,pattern_size)*256.0+pixel_coord_lower,pattern_size);return (tile_units_to_pixels*pos+offset)/pattern_size;}\n#ifdef TERRAIN3D\nuniform sampler2D u_terrain;uniform float u_terrain_dim;uniform mat4 u_terrain_matrix;uniform vec4 u_terrain_unpack;uniform float u_terrain_exaggeration;uniform highp sampler2D u_depth;\n#endif\nconst highp vec4 bitSh=vec4(256.*256.*256.,256.*256.,256.,1.);const highp vec4 bitShifts=vec4(1.)/bitSh;highp float unpack(highp vec4 color) {return dot(color,bitShifts);}highp float depthOpacity(vec3 frag) {\n#ifdef TERRAIN3D\nhighp float d=unpack(texture2D(u_depth,frag.xy*0.5+0.5))+0.0001-frag.z;return 1.0-max(0.0,min(1.0,-d*500.0));\n#else\nreturn 1.0;\n#endif\n}float calculate_visibility(vec4 pos) {\n#ifdef TERRAIN3D\nvec3 frag=pos.xyz/pos.w;highp float d=depthOpacity(frag);if (d > 0.95) return 1.0;return (d+depthOpacity(frag+vec3(0.0,0.01,0.0)))/2.0;\n#else\nreturn 1.0;\n#endif\n}float ele(vec2 pos) {\n#ifdef TERRAIN3D\nvec4 rgb=(texture2D(u_terrain,pos)*255.0)*u_terrain_unpack;return rgb.r+rgb.g+rgb.b-u_terrain_unpack.a;\n#else\nreturn 0.0;\n#endif\n}float get_elevation(vec2 pos) {\n#ifdef TERRAIN3D\nvec2 coord=(u_terrain_matrix*vec4(pos,0.0,1.0)).xy*u_terrain_dim+1.0;vec2 f=fract(coord);vec2 c=(floor(coord)+0.5)/(u_terrain_dim+2.0);float d=1.0/(u_terrain_dim+2.0);float tl=ele(c);float tr=ele(c+vec2(d,0.0));float bl=ele(c+vec2(0.0,d));float br=ele(c+vec2(d,d));float elevation=mix(mix(tl,tr,f.x),mix(bl,br,f.x),f.y);return elevation*u_terrain_exaggeration;\n#else\nreturn 0.0;\n#endif\n}"),background:me("uniform vec4 u_color;uniform float u_opacity;void main() {gl_FragColor=u_color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec2 a_pos;uniform mat4 u_matrix;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);}"),backgroundPattern:me("uniform vec2 u_pattern_tl_a;uniform vec2 u_pattern_br_a;uniform vec2 u_pattern_tl_b;uniform vec2 u_pattern_br_b;uniform vec2 u_texsize;uniform float u_mix;uniform float u_opacity;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;void main() {vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(u_pattern_tl_a/u_texsize,u_pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(u_pattern_tl_b/u_texsize,u_pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);gl_FragColor=mix(color1,color2,u_mix)*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_pattern_size_a;uniform vec2 u_pattern_size_b;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform float u_scale_a;uniform float u_scale_b;uniform float u_tile_units_to_pixels;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,u_scale_a*u_pattern_size_a,u_tile_units_to_pixels,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,u_scale_b*u_pattern_size_b,u_tile_units_to_pixels,a_pos);}"),circle:me("varying vec3 v_data;varying float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 extrude=v_data.xy;float extrude_length=length(extrude);float antialiased_blur=v_data.z;float opacity_t=smoothstep(0.0,antialiased_blur,extrude_length-1.0);float color_t=stroke_width < 0.01 ? 0.0 : smoothstep(antialiased_blur,0.0,extrude_length-radius/(radius+stroke_width));gl_FragColor=v_visibility*opacity_t*mix(color*opacity,stroke_color*stroke_opacity,color_t);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform bool u_scale_with_map;uniform bool u_pitch_with_map;uniform vec2 u_extrude_scale;uniform lowp float u_device_pixel_ratio;uniform highp float u_camera_to_center_distance;attribute vec2 a_pos;varying vec3 v_data;varying float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvoid main(void) {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 extrude=vec2(mod(a_pos,2.0)*2.0-1.0);vec2 circle_center=floor(a_pos*0.5);float ele=get_elevation(circle_center);v_visibility=calculate_visibility(u_matrix*vec4(circle_center,ele,1.0));if (u_pitch_with_map) {vec2 corner_position=circle_center;if (u_scale_with_map) {corner_position+=extrude*(radius+stroke_width)*u_extrude_scale;} else {vec4 projected_center=u_matrix*vec4(circle_center,0,1);corner_position+=extrude*(radius+stroke_width)*u_extrude_scale*(projected_center.w/u_camera_to_center_distance);}gl_Position=u_matrix*vec4(corner_position,ele,1);} else {gl_Position=u_matrix*vec4(circle_center,ele,1);if (u_scale_with_map) {gl_Position.xy+=extrude*(radius+stroke_width)*u_extrude_scale*u_camera_to_center_distance;} else {gl_Position.xy+=extrude*(radius+stroke_width)*u_extrude_scale*gl_Position.w;}}float antialiasblur=-max(1.0/u_device_pixel_ratio/(radius+stroke_width),blur);v_data=vec3(extrude.x,extrude.y,antialiasblur);}"),clippingMask:me("void main() {gl_FragColor=vec4(1.0);}","attribute vec2 a_pos;uniform mat4 u_matrix;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);}"),heatmap:me("uniform highp float u_intensity;varying vec2 v_extrude;\n#pragma mapbox: define highp float weight\n#define GAUSS_COEF 0.3989422804014327\nvoid main() {\n#pragma mapbox: initialize highp float weight\nfloat d=-0.5*3.0*3.0*dot(v_extrude,v_extrude);float val=weight*u_intensity*GAUSS_COEF*exp(d);gl_FragColor=vec4(val,1.0,1.0,1.0);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform float u_extrude_scale;uniform float u_opacity;uniform float u_intensity;attribute vec2 a_pos;varying vec2 v_extrude;\n#pragma mapbox: define highp float weight\n#pragma mapbox: define mediump float radius\nconst highp float ZERO=1.0/255.0/16.0;\n#define GAUSS_COEF 0.3989422804014327\nvoid main(void) {\n#pragma mapbox: initialize highp float weight\n#pragma mapbox: initialize mediump float radius\nvec2 unscaled_extrude=vec2(mod(a_pos,2.0)*2.0-1.0);float S=sqrt(-2.0*log(ZERO/weight/u_intensity/GAUSS_COEF))/3.0;v_extrude=S*unscaled_extrude;vec2 extrude=v_extrude*radius*u_extrude_scale;vec4 pos=vec4(floor(a_pos*0.5)+extrude,get_elevation(floor(a_pos*0.5)),1);gl_Position=u_matrix*pos;}"),heatmapTexture:me("uniform sampler2D u_image;uniform sampler2D u_color_ramp;uniform float u_opacity;varying vec2 v_pos;void main() {float t=texture2D(u_image,v_pos).r;vec4 color=texture2D(u_color_ramp,vec2(t,0.5));gl_FragColor=color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(0.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_world;attribute vec2 a_pos;varying vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos*u_world,0,1);v_pos.x=a_pos.x;v_pos.y=1.0-a_pos.y;}"),collisionBox:me("varying float v_placed;varying float v_notUsed;void main() {float alpha=0.5;gl_FragColor=vec4(1.0,0.0,0.0,1.0)*alpha;if (v_placed > 0.5) {gl_FragColor=vec4(0.0,0.0,1.0,0.5)*alpha;}if (v_notUsed > 0.5) {gl_FragColor*=.1;}}","attribute vec2 a_anchor_pos;attribute vec2 a_placed;attribute vec2 a_box_real;uniform mat4 u_matrix;uniform vec2 u_pixel_extrude_scale;varying float v_placed;varying float v_notUsed;vec4 projectTileWithElevation(vec2 posInTile,float elevation) {return u_matrix*vec4(posInTile,elevation,1.0);}void main() {gl_Position=projectTileWithElevation(a_anchor_pos,get_elevation(a_anchor_pos));gl_Position.xy=((a_box_real+0.5)*u_pixel_extrude_scale*2.0-1.0)*vec2(1.0,-1.0)*gl_Position.w;if (gl_Position.z/gl_Position.w < 1.1) {gl_Position.z=0.5;}v_placed=a_placed.x;v_notUsed=a_placed.y;}"),collisionCircle:me("varying float v_radius;varying vec2 v_extrude;varying float v_perspective_ratio;varying float v_collision;void main() {float alpha=0.5*min(v_perspective_ratio,1.0);float stroke_radius=0.9*max(v_perspective_ratio,1.0);float distance_to_center=length(v_extrude);float distance_to_edge=abs(distance_to_center-v_radius);float opacity_t=smoothstep(-stroke_radius,0.0,-distance_to_edge);vec4 color=mix(vec4(0.0,0.0,1.0,0.5),vec4(1.0,0.0,0.0,1.0),v_collision);gl_FragColor=color*alpha*opacity_t;}","attribute vec2 a_pos;attribute float a_radius;attribute vec2 a_flags;uniform mat4 u_matrix;uniform mat4 u_inv_matrix;uniform vec2 u_viewport_size;uniform float u_camera_to_center_distance;varying float v_radius;varying vec2 v_extrude;varying float v_perspective_ratio;varying float v_collision;vec3 toTilePosition(vec2 screenPos) {vec4 rayStart=u_inv_matrix*vec4(screenPos,-1.0,1.0);vec4 rayEnd =u_inv_matrix*vec4(screenPos, 1.0,1.0);rayStart.xyz/=rayStart.w;rayEnd.xyz /=rayEnd.w;highp float t=(0.0-rayStart.z)/(rayEnd.z-rayStart.z);return mix(rayStart.xyz,rayEnd.xyz,t);}void main() {vec2 quadCenterPos=a_pos;float radius=a_radius;float collision=a_flags.x;float vertexIdx=a_flags.y;vec2 quadVertexOffset=vec2(mix(-1.0,1.0,float(vertexIdx >=2.0)),mix(-1.0,1.0,float(vertexIdx >=1.0 && vertexIdx <=2.0)));vec2 quadVertexExtent=quadVertexOffset*radius;vec3 tilePos=toTilePosition(quadCenterPos);vec4 clipPos=u_matrix*vec4(tilePos,1.0);highp float camera_to_anchor_distance=clipPos.w;highp float collision_perspective_ratio=clamp(0.5+0.5*(u_camera_to_center_distance/camera_to_anchor_distance),0.0,4.0);float padding_factor=1.2;v_radius=radius;v_extrude=quadVertexExtent*padding_factor;v_perspective_ratio=collision_perspective_ratio;v_collision=collision;gl_Position=vec4(clipPos.xyz/clipPos.w,1.0)+vec4(quadVertexExtent*padding_factor/u_viewport_size*2.0,0.0,0.0);}"),debug:me("uniform highp vec4 u_color;uniform sampler2D u_overlay;varying vec2 v_uv;void main() {vec4 overlay_color=texture2D(u_overlay,v_uv);gl_FragColor=mix(u_color,overlay_color,overlay_color.a);}","attribute vec2 a_pos;varying vec2 v_uv;uniform mat4 u_matrix;uniform float u_overlay_scale;void main() {v_uv=a_pos/8192.0;gl_Position=u_matrix*vec4(a_pos*u_overlay_scale,get_elevation(a_pos),1);}"),fill:me("#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float opacity\ngl_FragColor=color*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec2 a_pos;uniform mat4 u_matrix;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float opacity\ngl_Position=u_matrix*vec4(a_pos,0,1);}"),fillOutline:me("varying vec2 v_pos;\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 outline_color\n#pragma mapbox: initialize lowp float opacity\nfloat dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);gl_FragColor=outline_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec2 a_pos;uniform mat4 u_matrix;uniform vec2 u_world;varying vec2 v_pos;\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 outline_color\n#pragma mapbox: initialize lowp float opacity\ngl_Position=u_matrix*vec4(a_pos,0,1);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world;}"),fillOutlinePattern:me("uniform vec2 u_texsize;uniform sampler2D u_image;uniform float u_fade;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec2 v_pos;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);float dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);gl_FragColor=mix(color1,color2,u_fade)*alpha*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_world;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec2 v_pos;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;gl_Position=u_matrix*vec4(a_pos,0,1);vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileRatio,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileRatio,a_pos);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world;}"),fillPattern:me("#ifdef GL_ES\nprecision highp float;\n#endif\nuniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);gl_FragColor=mix(color1,color2,u_fade)*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;gl_Position=u_matrix*vec4(a_pos,0,1);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileZoomRatio,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileZoomRatio,a_pos);}"),fillExtrusion:me("varying vec4 v_color;void main() {gl_FragColor=v_color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp float u_lightintensity;uniform float u_vertical_gradient;uniform lowp float u_opacity;attribute vec2 a_pos;attribute vec4 a_normal_ed;\n#ifdef TERRAIN3D\nattribute vec2 a_centroid;\n#endif\nvarying vec4 v_color;\n#pragma mapbox: define highp float base\n#pragma mapbox: define highp float height\n#pragma mapbox: define highp vec4 color\nvoid main() {\n#pragma mapbox: initialize highp float base\n#pragma mapbox: initialize highp float height\n#pragma mapbox: initialize highp vec4 color\nvec3 normal=a_normal_ed.xyz;\n#ifdef TERRAIN3D\nfloat height_terrain3d_offset=get_elevation(a_centroid);float base_terrain3d_offset=height_terrain3d_offset-(base > 0.0 ? 0.0 : 10.0);\n#else\nfloat height_terrain3d_offset=0.0;float base_terrain3d_offset=0.0;\n#endif\nbase=max(0.0,base)+base_terrain3d_offset;height=max(0.0,height)+height_terrain3d_offset;float t=mod(normal.x,2.0);gl_Position=u_matrix*vec4(a_pos,t > 0.0 ? height : base,1);float colorvalue=color.r*0.2126+color.g*0.7152+color.b*0.0722;v_color=vec4(0.0,0.0,0.0,1.0);vec4 ambientlight=vec4(0.03,0.03,0.03,1.0);color+=ambientlight;float directional=clamp(dot(normal/16384.0,u_lightpos),0.0,1.0);directional=mix((1.0-u_lightintensity),max((1.0-colorvalue+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=((1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+base)*pow(height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_color.r+=clamp(color.r*directional*u_lightcolor.r,mix(0.0,0.3,1.0-u_lightcolor.r),1.0);v_color.g+=clamp(color.g*directional*u_lightcolor.g,mix(0.0,0.3,1.0-u_lightcolor.g),1.0);v_color.b+=clamp(color.b*directional*u_lightcolor.b,mix(0.0,0.3,1.0-u_lightcolor.b),1.0);v_color*=u_opacity;}"),fillExtrusionPattern:me("uniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec4 v_lighting;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float base\n#pragma mapbox: initialize lowp float height\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);vec4 mixedColor=mix(color1,color2,u_fade);gl_FragColor=mixedColor*v_lighting;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform float u_height_factor;uniform vec3 u_scale;uniform float u_vertical_gradient;uniform lowp float u_opacity;uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp float u_lightintensity;attribute vec2 a_pos;attribute vec4 a_normal_ed;\n#ifdef TERRAIN3D\nattribute vec2 a_centroid;\n#endif\nvarying vec2 v_pos_a;varying vec2 v_pos_b;varying vec4 v_lighting;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float base\n#pragma mapbox: initialize lowp float height\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec3 normal=a_normal_ed.xyz;float edgedistance=a_normal_ed.w;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;\n#ifdef TERRAIN3D\nfloat height_terrain3d_offset=get_elevation(a_centroid);float base_terrain3d_offset=height_terrain3d_offset-(base > 0.0 ? 0.0 : 10.0);\n#else\nfloat height_terrain3d_offset=0.0;float base_terrain3d_offset=0.0;\n#endif\nbase=max(0.0,base)+base_terrain3d_offset;height=max(0.0,height)+height_terrain3d_offset;float t=mod(normal.x,2.0);float z=t > 0.0 ? height : base;gl_Position=u_matrix*vec4(a_pos,z,1);vec2 pos=normal.x==1.0 && normal.y==0.0 && normal.z==16384.0\n? a_pos\n: vec2(edgedistance,z*u_height_factor);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileRatio,pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileRatio,pos);v_lighting=vec4(0.0,0.0,0.0,1.0);float directional=clamp(dot(normal/16383.0,u_lightpos),0.0,1.0);directional=mix((1.0-u_lightintensity),max((0.5+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=((1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+base)*pow(height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_lighting.rgb+=clamp(directional*u_lightcolor,mix(vec3(0.0),vec3(0.3),1.0-u_lightcolor),vec3(1.0));v_lighting*=u_opacity;}"),hillshadePrepare:me("#ifdef GL_ES\nprecision highp float;\n#endif\nuniform sampler2D u_image;varying vec2 v_pos;uniform vec2 u_dimension;uniform float u_zoom;uniform vec4 u_unpack;float getElevation(vec2 coord,float bias) {vec4 data=texture2D(u_image,coord)*255.0;data.a=-1.0;return dot(data,u_unpack)/4.0;}void main() {vec2 epsilon=1.0/u_dimension;float a=getElevation(v_pos+vec2(-epsilon.x,-epsilon.y),0.0);float b=getElevation(v_pos+vec2(0,-epsilon.y),0.0);float c=getElevation(v_pos+vec2(epsilon.x,-epsilon.y),0.0);float d=getElevation(v_pos+vec2(-epsilon.x,0),0.0);float e=getElevation(v_pos,0.0);float f=getElevation(v_pos+vec2(epsilon.x,0),0.0);float g=getElevation(v_pos+vec2(-epsilon.x,epsilon.y),0.0);float h=getElevation(v_pos+vec2(0,epsilon.y),0.0);float i=getElevation(v_pos+vec2(epsilon.x,epsilon.y),0.0);float exaggerationFactor=u_zoom < 2.0 ? 0.4 : u_zoom < 4.5 ? 0.35 : 0.3;float exaggeration=u_zoom < 15.0 ? (u_zoom-15.0)*exaggerationFactor : 0.0;vec2 deriv=vec2((c+f+f+i)-(a+d+d+g),(g+h+h+i)-(a+b+b+c))/pow(2.0,exaggeration+(19.2562-u_zoom));gl_FragColor=clamp(vec4(deriv.x/2.0+0.5,deriv.y/2.0+0.5,1.0,1.0),0.0,1.0);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_dimension;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);highp vec2 epsilon=1.0/u_dimension;float scale=(u_dimension.x-2.0)/u_dimension.x;v_pos=(a_texture_pos/8192.0)*scale+epsilon;}"),hillshade:me("uniform sampler2D u_image;varying vec2 v_pos;uniform vec2 u_latrange;uniform vec2 u_light;uniform vec4 u_shadow;uniform vec4 u_highlight;uniform vec4 u_accent;\n#define PI 3.141592653589793\nvoid main() {vec4 pixel=texture2D(u_image,v_pos);vec2 deriv=((pixel.rg*2.0)-1.0);float scaleFactor=cos(radians((u_latrange[0]-u_latrange[1])*(1.0-v_pos.y)+u_latrange[1]));float slope=atan(1.25*length(deriv)/scaleFactor);float aspect=deriv.x !=0.0 ? atan(deriv.y,-deriv.x) : PI/2.0*(deriv.y > 0.0 ? 1.0 :-1.0);float intensity=u_light.x;float azimuth=u_light.y+PI;float base=1.875-intensity*1.75;float maxValue=0.5*PI;float scaledSlope=intensity !=0.5 ? ((pow(base,slope)-1.0)/(pow(base,maxValue)-1.0))*maxValue : slope;float accent=cos(scaledSlope);vec4 accent_color=(1.0-accent)*u_accent*clamp(intensity*2.0,0.0,1.0);float shade=abs(mod((aspect+azimuth)/PI+0.5,2.0)-1.0);vec4 shade_color=mix(u_shadow,u_highlight,shade)*sin(scaledSlope)*clamp(intensity*2.0,0.0,1.0);gl_FragColor=accent_color*(1.0-shade_color.a)+shade_color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);v_pos=a_texture_pos/8192.0;}"),line:me("uniform lowp float u_device_pixel_ratio;varying vec2 v_width2;varying vec2 v_normal;varying float v_gamma_scale;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nfloat dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);gl_FragColor=color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","\n#define scale 0.015873016\nattribute vec2 a_pos_normal;attribute vec4 a_data;uniform mat4 u_matrix;uniform mediump float u_ratio;uniform vec2 u_units_to_pixels;uniform lowp float u_device_pixel_ratio;varying vec2 v_normal;varying vec2 v_width2;varying float v_gamma_scale;varying highp float v_linesofar;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float width\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;v_linesofar=(floor(a_data.z/4.0)+a_data.w*64.0)*2.0;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist/u_ratio,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2/u_ratio,0.0,1.0)+projected_extrude;\n#ifdef TERRAIN3D\nv_gamma_scale=1.0;\n#else\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#endif\nv_width2=vec2(outset,inset);}"),lineGradient:me("uniform lowp float u_device_pixel_ratio;uniform sampler2D u_image;varying vec2 v_width2;varying vec2 v_normal;varying float v_gamma_scale;varying highp vec2 v_uv;\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nfloat dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);vec4 color=texture2D(u_image,v_uv);gl_FragColor=color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","\n#define scale 0.015873016\nattribute vec2 a_pos_normal;attribute vec4 a_data;attribute float a_uv_x;attribute float a_split_index;uniform mat4 u_matrix;uniform mediump float u_ratio;uniform lowp float u_device_pixel_ratio;uniform vec2 u_units_to_pixels;uniform float u_image_height;varying vec2 v_normal;varying vec2 v_width2;varying float v_gamma_scale;varying highp vec2 v_uv;\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\nvoid main() {\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float width\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;highp float texel_height=1.0/u_image_height;highp float half_texel_height=0.5*texel_height;v_uv=vec2(a_uv_x,a_split_index*texel_height-half_texel_height);vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist/u_ratio,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2/u_ratio,0.0,1.0)+projected_extrude;\n#ifdef TERRAIN3D\nv_gamma_scale=1.0;\n#else\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#endif\nv_width2=vec2(outset,inset);}"),linePattern:me("#ifdef GL_ES\nprecision highp float;\n#endif\nuniform lowp float u_device_pixel_ratio;uniform vec2 u_texsize;uniform float u_fade;uniform mediump vec3 u_scale;uniform sampler2D u_image;varying vec2 v_normal;varying vec2 v_width2;varying float v_linesofar;varying float v_gamma_scale;varying float v_width;\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;vec2 pattern_size_a=vec2(display_size_a.x*fromScale/tileZoomRatio,display_size_a.y);vec2 pattern_size_b=vec2(display_size_b.x*toScale/tileZoomRatio,display_size_b.y);float aspect_a=display_size_a.y/v_width;float aspect_b=display_size_b.y/v_width;float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);float x_a=mod(v_linesofar/pattern_size_a.x*aspect_a,1.0);float x_b=mod(v_linesofar/pattern_size_b.x*aspect_b,1.0);float y=0.5*v_normal.y+0.5;vec2 texel_size=1.0/u_texsize;vec2 pos_a=mix(pattern_tl_a*texel_size-texel_size,pattern_br_a*texel_size+texel_size,vec2(x_a,y));vec2 pos_b=mix(pattern_tl_b*texel_size-texel_size,pattern_br_b*texel_size+texel_size,vec2(x_b,y));vec4 color=mix(texture2D(u_image,pos_a),texture2D(u_image,pos_b),u_fade);gl_FragColor=color*alpha*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","\n#define scale 0.015873016\n#define LINE_DISTANCE_SCALE 2.0\nattribute vec2 a_pos_normal;attribute vec4 a_data;uniform mat4 u_matrix;uniform vec2 u_units_to_pixels;uniform mediump float u_ratio;uniform lowp float u_device_pixel_ratio;varying vec2 v_normal;varying vec2 v_width2;varying float v_linesofar;varying float v_gamma_scale;varying float v_width;\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize mediump float width\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;float a_linesofar=(floor(a_data.z/4.0)+a_data.w*64.0)*LINE_DISTANCE_SCALE;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist/u_ratio,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2/u_ratio,0.0,1.0)+projected_extrude;\n#ifdef TERRAIN3D\nv_gamma_scale=1.0;\n#else\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#endif\nv_linesofar=a_linesofar;v_width2=vec2(outset,inset);v_width=floorwidth;}"),lineSDF:me("uniform lowp float u_device_pixel_ratio;uniform sampler2D u_image;uniform float u_sdfgamma;uniform float u_mix;varying vec2 v_normal;varying vec2 v_width2;varying vec2 v_tex_a;varying vec2 v_tex_b;varying float v_gamma_scale;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump float width\n#pragma mapbox: initialize lowp float floorwidth\nfloat dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);float sdfdist_a=texture2D(u_image,v_tex_a).a;float sdfdist_b=texture2D(u_image,v_tex_b).a;float sdfdist=mix(sdfdist_a,sdfdist_b,u_mix);alpha*=smoothstep(0.5-u_sdfgamma/floorwidth,0.5+u_sdfgamma/floorwidth,sdfdist);gl_FragColor=color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","\n#define scale 0.015873016\n#define LINE_DISTANCE_SCALE 2.0\nattribute vec2 a_pos_normal;attribute vec4 a_data;uniform mat4 u_matrix;uniform mediump float u_ratio;uniform lowp float u_device_pixel_ratio;uniform vec2 u_patternscale_a;uniform float u_tex_y_a;uniform vec2 u_patternscale_b;uniform float u_tex_y_b;uniform vec2 u_units_to_pixels;varying vec2 v_normal;varying vec2 v_width2;varying vec2 v_tex_a;varying vec2 v_tex_b;varying float v_gamma_scale;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float width\n#pragma mapbox: initialize lowp float floorwidth\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;float a_linesofar=(floor(a_data.z/4.0)+a_data.w*64.0)*LINE_DISTANCE_SCALE;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist/u_ratio,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2/u_ratio,0.0,1.0)+projected_extrude;\n#ifdef TERRAIN3D\nv_gamma_scale=1.0;\n#else\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#endif\nv_tex_a=vec2(a_linesofar*u_patternscale_a.x/floorwidth,normal.y*u_patternscale_a.y+u_tex_y_a);v_tex_b=vec2(a_linesofar*u_patternscale_b.x/floorwidth,normal.y*u_patternscale_b.y+u_tex_y_b);v_width2=vec2(outset,inset);}"),raster:me("uniform float u_fade_t;uniform float u_opacity;uniform sampler2D u_image0;uniform sampler2D u_image1;varying vec2 v_pos0;varying vec2 v_pos1;uniform float u_brightness_low;uniform float u_brightness_high;uniform float u_saturation_factor;uniform float u_contrast_factor;uniform vec3 u_spin_weights;void main() {vec4 color0=texture2D(u_image0,v_pos0);vec4 color1=texture2D(u_image1,v_pos1);if (color0.a > 0.0) {color0.rgb=color0.rgb/color0.a;}if (color1.a > 0.0) {color1.rgb=color1.rgb/color1.a;}vec4 color=mix(color0,color1,u_fade_t);color.a*=u_opacity;vec3 rgb=color.rgb;rgb=vec3(dot(rgb,u_spin_weights.xyz),dot(rgb,u_spin_weights.zxy),dot(rgb,u_spin_weights.yzx));float average=(color.r+color.g+color.b)/3.0;rgb+=(average-rgb)*u_saturation_factor;rgb=(rgb-0.5)*u_contrast_factor+0.5;vec3 u_high_vec=vec3(u_brightness_low,u_brightness_low,u_brightness_low);vec3 u_low_vec=vec3(u_brightness_high,u_brightness_high,u_brightness_high);gl_FragColor=vec4(mix(u_high_vec,u_low_vec,rgb)*color.a,color.a);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","uniform mat4 u_matrix;uniform vec2 u_tl_parent;uniform float u_scale_parent;uniform float u_buffer_scale;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos0;varying vec2 v_pos1;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);v_pos0=(((a_texture_pos/8192.0)-0.5)/u_buffer_scale )+0.5;v_pos1=(v_pos0*u_scale_parent)+u_tl_parent;}"),symbolIcon:me("uniform sampler2D u_texture;varying vec2 v_tex;varying float v_fade_opacity;\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\nlowp float alpha=opacity*v_fade_opacity;gl_FragColor=texture2D(u_texture,v_tex)*alpha;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec4 a_pos_offset;attribute vec4 a_data;attribute vec4 a_pixeloffset;attribute vec3 a_projected_pos;attribute float a_fade_opacity;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform highp float u_camera_to_center_distance;uniform highp float u_pitch;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform float u_fade_change;uniform mat4 u_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform vec2 u_texsize;uniform bool u_is_along_line;uniform bool u_is_variable_anchor;uniform vec2 u_translation;uniform float u_pitched_scale;varying vec2 v_tex;varying float v_fade_opacity;vec4 projectTileWithElevation(vec2 posInTile,float elevation) {return u_matrix*vec4(posInTile,elevation,1.0);}\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_data.xy;vec2 a_size=a_data.zw;float a_size_min=floor(a_size[0]*0.5);vec2 a_pxoffset=a_pixeloffset.xy;vec2 a_minFontScale=a_pixeloffset.zw/256.0;float ele=get_elevation(a_pos);highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}vec2 translated_a_pos=a_pos+u_translation;vec4 projectedPoint=projectTileWithElevation(translated_a_pos,ele);highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(0.5+0.5*distance_ratio,0.0,4.0);size*=perspective_ratio;float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=projectTileWithElevation(translated_a_pos+vec2(1,0),ele);vec2 a=projectedPoint.xy/projectedPoint.w;vec2 b=offsetProjectedPoint.xy/offsetProjectedPoint.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}highp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);vec4 projected_pos;if (u_is_along_line || u_is_variable_anchor) {projected_pos=vec4(a_projected_pos.xy,ele,1.0);} else if (u_pitch_with_map) {projected_pos=u_label_plane_matrix*vec4(a_projected_pos.xy+u_translation,ele,1.0);} else {projected_pos=u_label_plane_matrix*projectTileWithElevation(a_projected_pos.xy+u_translation,ele);}float z=float(u_pitch_with_map)*projected_pos.z/projected_pos.w;float projectionScaling=1.0;vec4 finalPos=u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+rotation_matrix*(a_offset/32.0*max(a_minFontScale,fontScale)+a_pxoffset/16.0)*projectionScaling,z,1.0);if(u_pitch_with_map) {finalPos=projectTileWithElevation(finalPos.xy,finalPos.z);}gl_Position=finalPos;v_tex=a_tex/u_texsize;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float visibility=calculate_visibility(projectedPoint);v_fade_opacity=max(0.0,min(visibility,fade_opacity[0]+fade_change));}"),symbolSDF:me("#define SDF_PX 8.0\nuniform bool u_is_halo;uniform sampler2D u_texture;uniform highp float u_gamma_scale;uniform lowp float u_device_pixel_ratio;uniform bool u_is_text;varying vec2 v_data0;varying vec3 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nfloat EDGE_GAMMA=0.105/u_device_pixel_ratio;vec2 tex=v_data0.xy;float gamma_scale=v_data1.x;float size=v_data1.y;float fade_opacity=v_data1[2];float fontScale=u_is_text ? size/24.0 : size;lowp vec4 color=fill_color;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float inner_edge=(256.0-64.0)/256.0;if (u_is_halo) {color=halo_color;gamma=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);inner_edge=inner_edge+gamma*gamma_scale;}lowp float dist=texture2D(u_texture,tex).a;highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(inner_edge-gamma_scaled,inner_edge+gamma_scaled,dist);if (u_is_halo) {lowp float halo_edge=(6.0-halo_width/fontScale)/SDF_PX;alpha=min(smoothstep(halo_edge-gamma_scaled,halo_edge+gamma_scaled,dist),1.0-alpha);}gl_FragColor=color*(alpha*opacity*fade_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec4 a_pos_offset;attribute vec4 a_data;attribute vec4 a_pixeloffset;attribute vec3 a_projected_pos;attribute float a_fade_opacity;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform mat4 u_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform bool u_is_along_line;uniform bool u_is_variable_anchor;uniform highp float u_pitch;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform highp float u_camera_to_center_distance;uniform float u_fade_change;uniform vec2 u_texsize;uniform vec2 u_translation;uniform float u_pitched_scale;varying vec2 v_data0;varying vec3 v_data1;vec4 projectTileWithElevation(vec2 posInTile,float elevation) {return u_matrix*vec4(posInTile,elevation,1.0);}\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_data.xy;vec2 a_size=a_data.zw;float a_size_min=floor(a_size[0]*0.5);vec2 a_pxoffset=a_pixeloffset.xy;float ele=get_elevation(a_pos);highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}vec2 translated_a_pos=a_pos+u_translation;vec4 projectedPoint=projectTileWithElevation(translated_a_pos,ele);highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(0.5+0.5*distance_ratio,0.0,4.0);size*=perspective_ratio;float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=projectTileWithElevation(translated_a_pos+vec2(1,0),ele);vec2 a=projectedPoint.xy/projectedPoint.w;vec2 b=offsetProjectedPoint.xy/offsetProjectedPoint.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}highp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);vec4 projected_pos;if (u_is_along_line || u_is_variable_anchor) {projected_pos=vec4(a_projected_pos.xy,ele,1.0);} else if (u_pitch_with_map) {projected_pos=u_label_plane_matrix*vec4(a_projected_pos.xy+u_translation,ele,1.0);} else {projected_pos=u_label_plane_matrix*projectTileWithElevation(a_projected_pos.xy+u_translation,ele);}float z=float(u_pitch_with_map)*projected_pos.z/projected_pos.w;float projectionScaling=1.0;vec4 finalPos=u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+rotation_matrix*(a_offset/32.0*fontScale+a_pxoffset)*projectionScaling,z,1.0);if(u_pitch_with_map) {finalPos=projectTileWithElevation(finalPos.xy,finalPos.z);}float gamma_scale=finalPos.w;gl_Position=finalPos;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float visibility=calculate_visibility(projectedPoint);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float interpolated_fade_opacity=max(0.0,min(visibility,fade_opacity[0]+fade_change));v_data0=a_tex/u_texsize;v_data1=vec3(gamma_scale,size,interpolated_fade_opacity);}"),symbolTextAndIcon:me("#define SDF_PX 8.0\n#define SDF 1.0\n#define ICON 0.0\nuniform bool u_is_halo;uniform sampler2D u_texture;uniform sampler2D u_texture_icon;uniform highp float u_gamma_scale;uniform lowp float u_device_pixel_ratio;varying vec4 v_data0;varying vec4 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nfloat fade_opacity=v_data1[2];if (v_data1.w==ICON) {vec2 tex_icon=v_data0.zw;lowp float alpha=opacity*fade_opacity;gl_FragColor=texture2D(u_texture_icon,tex_icon)*alpha;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\nreturn;}vec2 tex=v_data0.xy;float EDGE_GAMMA=0.105/u_device_pixel_ratio;float gamma_scale=v_data1.x;float size=v_data1.y;float fontScale=size/24.0;lowp vec4 color=fill_color;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float buff=(256.0-64.0)/256.0;if (u_is_halo) {color=halo_color;gamma=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);buff=(6.0-halo_width/fontScale)/SDF_PX;}lowp float dist=texture2D(u_texture,tex).a;highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(buff-gamma_scaled,buff+gamma_scaled,dist);gl_FragColor=color*(alpha*opacity*fade_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}","attribute vec4 a_pos_offset;attribute vec4 a_data;attribute vec3 a_projected_pos;attribute float a_fade_opacity;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform mat4 u_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform highp float u_pitch;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform highp float u_camera_to_center_distance;uniform float u_fade_change;uniform vec2 u_texsize;uniform vec2 u_texsize_icon;uniform bool u_is_along_line;uniform bool u_is_variable_anchor;uniform vec2 u_translation;uniform float u_pitched_scale;varying vec4 v_data0;varying vec4 v_data1;vec4 projectTileWithElevation(vec2 posInTile,float elevation) {return u_matrix*vec4(posInTile,elevation,1.0);}\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_data.xy;vec2 a_size=a_data.zw;float a_size_min=floor(a_size[0]*0.5);float is_sdf=a_size[0]-2.0*a_size_min;float ele=get_elevation(a_pos);highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}vec2 translated_a_pos=a_pos+u_translation;vec4 projectedPoint=projectTileWithElevation(translated_a_pos,ele);highp float camera_to_anchor_distance=projectedPoint.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(0.5+0.5*distance_ratio,0.0,4.0);size*=perspective_ratio;float fontScale=size/24.0;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjectedPoint=projectTileWithElevation(translated_a_pos+vec2(1,0),ele);vec2 a=projectedPoint.xy/projectedPoint.w;vec2 b=offsetProjectedPoint.xy/offsetProjectedPoint.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}highp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);vec4 projected_pos;if (u_is_along_line || u_is_variable_anchor) {projected_pos=vec4(a_projected_pos.xy,ele,1.0);} else if (u_pitch_with_map) {projected_pos=u_label_plane_matrix*vec4(a_projected_pos.xy+u_translation,ele,1.0);} else {projected_pos=u_label_plane_matrix*projectTileWithElevation(a_projected_pos.xy+u_translation,ele);}float z=float(u_pitch_with_map)*projected_pos.z/projected_pos.w;float projectionScaling=1.0;vec4 finalPos=u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+rotation_matrix*(a_offset/32.0*fontScale)*projectionScaling,z,1.0);if(u_pitch_with_map) {finalPos=projectTileWithElevation(finalPos.xy,finalPos.z);}float gamma_scale=finalPos.w;gl_Position=finalPos;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float visibility=calculate_visibility(projectedPoint);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float interpolated_fade_opacity=max(0.0,min(visibility,fade_opacity[0]+fade_change));v_data0.xy=a_tex/u_texsize;v_data0.zw=a_tex/u_texsize_icon;v_data1=vec4(gamma_scale,size,interpolated_fade_opacity,is_sdf);}"),terrain:me("uniform sampler2D u_texture;uniform vec4 u_fog_color;uniform vec4 u_horizon_color;uniform float u_fog_ground_blend;uniform float u_fog_ground_blend_opacity;uniform float u_horizon_fog_blend;varying vec2 v_texture_pos;varying float v_fog_depth;const float gamma=2.2;vec4 gammaToLinear(vec4 color) {return pow(color,vec4(gamma));}vec4 linearToGamma(vec4 color) {return pow(color,vec4(1.0/gamma));}void main() {vec4 surface_color=texture2D(u_texture,v_texture_pos);if (v_fog_depth > u_fog_ground_blend) {vec4 surface_color_linear=gammaToLinear(surface_color);float blend_color=smoothstep(0.0,1.0,max((v_fog_depth-u_horizon_fog_blend)/(1.0-u_horizon_fog_blend),0.0));vec4 fog_horizon_color_linear=mix(gammaToLinear(u_fog_color),gammaToLinear(u_horizon_color),blend_color);float factor_fog=max(v_fog_depth-u_fog_ground_blend,0.0)/(1.0-u_fog_ground_blend);gl_FragColor=linearToGamma(mix(surface_color_linear,fog_horizon_color_linear,pow(factor_fog,2.0)*u_fog_ground_blend_opacity));} else {gl_FragColor=surface_color;}}","attribute vec3 a_pos3d;uniform mat4 u_matrix;uniform mat4 u_fog_matrix;uniform float u_ele_delta;varying vec2 v_texture_pos;varying float v_fog_depth;void main() {float ele=get_elevation(a_pos3d.xy);float ele_delta=a_pos3d.z==1.0 ? u_ele_delta : 0.0;v_texture_pos=a_pos3d.xy/8192.0;gl_Position=u_matrix*vec4(a_pos3d.xy,ele-ele_delta,1.0);vec4 pos=u_fog_matrix*vec4(a_pos3d.xy,ele,1.0);v_fog_depth=pos.z/pos.w*0.5+0.5;}"),terrainDepth:me("varying float v_depth;const highp vec4 bitSh=vec4(256.*256.*256.,256.*256.,256.,1.);const highp vec4 bitMsk=vec4(0.,vec3(1./256.0));highp vec4 pack(highp float value) {highp vec4 comp=fract(value*bitSh);comp-=comp.xxyz*bitMsk;return comp;}void main() {gl_FragColor=pack(v_depth);}","attribute vec3 a_pos3d;uniform mat4 u_matrix;uniform float u_ele_delta;varying float v_depth;void main() {float ele=get_elevation(a_pos3d.xy);float ele_delta=a_pos3d.z==1.0 ? u_ele_delta : 0.0;gl_Position=u_matrix*vec4(a_pos3d.xy,ele-ele_delta,1.0);v_depth=gl_Position.z/gl_Position.w;}"),terrainCoords:me("precision mediump float;uniform sampler2D u_texture;uniform float u_terrain_coords_id;varying vec2 v_texture_pos;void main() {vec4 rgba=texture2D(u_texture,v_texture_pos);gl_FragColor=vec4(rgba.r,rgba.g,rgba.b,u_terrain_coords_id);}","attribute vec3 a_pos3d;uniform mat4 u_matrix;uniform float u_ele_delta;varying vec2 v_texture_pos;void main() {float ele=get_elevation(a_pos3d.xy);float ele_delta=a_pos3d.z==1.0 ? u_ele_delta : 0.0;v_texture_pos=a_pos3d.xy/8192.0;gl_Position=u_matrix*vec4(a_pos3d.xy,ele-ele_delta,1.0);}"),sky:me("uniform vec4 u_sky_color;uniform vec4 u_horizon_color;uniform float u_horizon;uniform float u_sky_horizon_blend;void main() {float y=gl_FragCoord.y;if (y > u_horizon) {float blend=y-u_horizon;if (blend < u_sky_horizon_blend) {gl_FragColor=mix(u_sky_color,u_horizon_color,pow(1.0-blend/u_sky_horizon_blend,2.0));} else {gl_FragColor=u_sky_color;}}}","attribute vec2 a_pos;void main() {gl_Position=vec4(a_pos,1.0,1.0);}")};function me(t,e){const i=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,a=e.match(/attribute ([\w]+) ([\w]+)/g),s=t.match(/uniform ([\w]+) ([\w]+)([\s]*)([\w]*)/g),o=e.match(/uniform ([\w]+) ([\w]+)([\s]*)([\w]*)/g),r=o?o.concat(s):s,n={};return {fragmentSource:t=t.replace(i,((t,e,i,a,s)=>(n[s]=!0,"define"===e?`\n#ifndef HAS_UNIFORM_u_${s}\nvarying ${i} ${a} ${s};\n#else\nuniform ${i} ${a} u_${s};\n#endif\n`:`\n#ifdef HAS_UNIFORM_u_${s}\n ${i} ${a} ${s} = u_${s};\n#endif\n`))),vertexSource:e=e.replace(i,((t,e,i,a,s)=>{const o="float"===a?"vec2":"vec4",r=s.match(/color/)?"color":o;return n[s]?"define"===e?`\n#ifndef HAS_UNIFORM_u_${s}\nuniform lowp float u_${s}_t;\nattribute ${i} ${o} a_${s};\nvarying ${i} ${a} ${s};\n#else\nuniform ${i} ${a} u_${s};\n#endif\n`:"vec4"===r?`\n#ifndef HAS_UNIFORM_u_${s}\n ${s} = a_${s};\n#else\n ${i} ${a} ${s} = u_${s};\n#endif\n`:`\n#ifndef HAS_UNIFORM_u_${s}\n ${s} = unpack_mix_${r}(a_${s}, u_${s}_t);\n#else\n ${i} ${a} ${s} = u_${s};\n#endif\n`:"define"===e?`\n#ifndef HAS_UNIFORM_u_${s}\nuniform lowp float u_${s}_t;\nattribute ${i} ${o} a_${s};\n#else\nuniform ${i} ${a} u_${s};\n#endif\n`:"vec4"===r?`\n#ifndef HAS_UNIFORM_u_${s}\n ${i} ${a} ${s} = a_${s};\n#else\n ${i} ${a} ${s} = u_${s};\n#endif\n`:`\n#ifndef HAS_UNIFORM_u_${s}\n ${i} ${a} ${s} = unpack_mix_${r}(a_${s}, u_${s}_t);\n#else\n ${i} ${a} ${s} = u_${s};\n#endif\n`})),staticAttributes:a,staticUniforms:r}}class fe{constructor(){this.boundProgram=null,this.boundLayoutVertexBuffer=null,this.boundPaintVertexBuffers=[],this.boundIndexBuffer=null,this.boundVertexOffset=null,this.boundDynamicVertexBuffer=null,this.vao=null;}bind(t,e,i,a,s,o,r,n,l){this.context=t;let h=this.boundPaintVertexBuffers.length!==a.length;for(let t=0;!h&&t({u_matrix:t,u_texture:0,u_ele_delta:i,u_fog_matrix:a,u_fog_color:s?s.properties.get("fog-color"):e.aM.white,u_fog_ground_blend:s?s.properties.get("fog-ground-blend"):1,u_fog_ground_blend_opacity:s?s.calculateFogBlendOpacity(o):0,u_horizon_color:s?s.properties.get("horizon-color"):e.aM.white,u_horizon_fog_blend:s?s.properties.get("horizon-fog-blend"):1});function ve(t){const e=[];for(let i=0;i({u_depth:new e.aH(t,i.u_depth),u_terrain:new e.aH(t,i.u_terrain),u_terrain_dim:new e.aI(t,i.u_terrain_dim),u_terrain_matrix:new e.aJ(t,i.u_terrain_matrix),u_terrain_unpack:new e.aK(t,i.u_terrain_unpack),u_terrain_exaggeration:new e.aI(t,i.u_terrain_exaggeration)}))(t,b),this.binderUniforms=a?a.getUniforms(t,b):[];}draw(t,e,i,a,s,o,r,n,l,h,c,u,d,_,p,m,f,g){const v=t.gl;if(this.failedToCreate)return;if(t.program.set(this.program),t.setDepthMode(i),t.setStencilMode(a),t.setColorMode(s),t.setCullFace(o),n){t.activeTexture.set(v.TEXTURE2),v.bindTexture(v.TEXTURE_2D,n.depthTexture),t.activeTexture.set(v.TEXTURE3),v.bindTexture(v.TEXTURE_2D,n.texture);for(const t in this.terrainUniforms)this.terrainUniforms[t].set(n[t]);}for(const t in this.fixedUniforms)this.fixedUniforms[t].set(r[t]);p&&p.setUniforms(t,this.binderUniforms,d,{zoom:_});let x=0;switch(e){case v.LINES:x=2;break;case v.TRIANGLES:x=3;break;case v.LINE_STRIP:x=1;}for(const i of u.get()){const a=i.vaos||(i.vaos={});(a[l]||(a[l]=new fe)).bind(t,this,h,p?p.getPaintVertexBuffers():[],c,i.vertexOffset,m,f,g),v.drawElements(e,i.primitiveLength*x,v.UNSIGNED_SHORT,i.primitiveOffset*x*2);}}}function ye(t,e,i){const a=1/Bt(i,1,e.transform.tileZoom),s=Math.pow(2,i.tileID.overscaledZ),o=i.tileSize*Math.pow(2,e.transform.tileZoom)/s,r=o*(i.tileID.canonical.x+i.tileID.wrap*s),n=o*i.tileID.canonical.y;return {u_image:0,u_texsize:i.imageAtlasTexture.size,u_scale:[a,t.fromScale,t.toScale],u_fade:t.t,u_pixel_coord_upper:[r>>16,n>>16],u_pixel_coord_lower:[65535&r,65535&n]}}const be=(t,i,a,s)=>{const o=i.style.light,r=o.properties.get("position"),n=[r.x,r.y,r.z],l=function(){var t=new e.A(9);return e.A!=Float32Array&&(t[1]=0,t[2]=0,t[3]=0,t[5]=0,t[6]=0,t[7]=0),t[0]=1,t[4]=1,t[8]=1,t}();"viewport"===o.properties.get("anchor")&&function(t,e){var i=Math.sin(e),a=Math.cos(e);t[0]=a,t[1]=i,t[2]=0,t[3]=-i,t[4]=a,t[5]=0,t[6]=0,t[7]=0,t[8]=1;}(l,-i.transform.angle),function(t,e,i){var a=e[0],s=e[1],o=e[2];t[0]=a*i[0]+s*i[3]+o*i[6],t[1]=a*i[1]+s*i[4]+o*i[7],t[2]=a*i[2]+s*i[5]+o*i[8];}(n,n,l);const h=o.properties.get("color");return {u_matrix:t,u_lightpos:n,u_lightintensity:o.properties.get("intensity"),u_lightcolor:[h.r,h.g,h.b],u_vertical_gradient:+a,u_opacity:s}},we=(t,i,a,s,o,r,n)=>e.e(be(t,i,a,s),ye(r,i,n),{u_height_factor:-Math.pow(2,o.overscaledZ)/n.tileSize/8}),Te=t=>({u_matrix:t}),Ie=(t,i,a,s)=>e.e(Te(t),ye(a,i,s)),Ee=(t,e)=>({u_matrix:t,u_world:e}),Pe=(t,i,a,s,o)=>e.e(Ie(t,i,a,s),{u_world:o}),Ce=(t,e,i,a)=>{const s=t.transform;let o,r;if("map"===a.paint.get("circle-pitch-alignment")){const t=Bt(i,1,s.zoom);o=!0,r=[t,t];}else o=!1,r=s.pixelsToGLUnits;return 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e.aI(t,i.u_fog_ground_blend_opacity),u_horizon_color:new e.aL(t,i.u_horizon_color),u_horizon_fog_blend:new e.aI(t,i.u_horizon_fog_blend)}),terrainDepth:(t,i)=>({u_matrix:new e.aJ(t,i.u_matrix),u_ele_delta:new e.aI(t,i.u_ele_delta)}),terrainCoords:(t,i)=>({u_matrix:new e.aJ(t,i.u_matrix),u_texture:new e.aH(t,i.u_texture),u_terrain_coords_id:new e.aI(t,i.u_terrain_coords_id),u_ele_delta:new e.aI(t,i.u_ele_delta)}),sky:(t,i)=>({u_sky_color:new e.aL(t,i.u_sky_color),u_horizon_color:new e.aL(t,i.u_horizon_color),u_horizon:new e.aI(t,i.u_horizon),u_sky_horizon_blend:new e.aI(t,i.u_sky_horizon_blend)})};class $e{constructor(t,e,i){this.context=t;const a=t.gl;this.buffer=a.createBuffer(),this.dynamicDraw=Boolean(i),this.context.unbindVAO(),t.bindElementBuffer.set(this.buffer),a.bufferData(a.ELEMENT_ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?a.DYNAMIC_DRAW:a.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer;}bind(){this.context.bindElementBuffer.set(this.buffer);}updateData(t){const e=this.context.gl;if(!this.dynamicDraw)throw new Error("Attempted to update data while not in dynamic mode.");this.context.unbindVAO(),this.bind(),e.bufferSubData(e.ELEMENT_ARRAY_BUFFER,0,t.arrayBuffer);}destroy(){this.buffer&&(this.context.gl.deleteBuffer(this.buffer),delete this.buffer);}}const Xe={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"};class Ke{constructor(t,e,i,a){this.length=e.length,this.attributes=i,this.itemSize=e.bytesPerElement,this.dynamicDraw=a,this.context=t;const s=t.gl;this.buffer=s.createBuffer(),t.bindVertexBuffer.set(this.buffer),s.bufferData(s.ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?s.DYNAMIC_DRAW:s.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer;}bind(){this.context.bindVertexBuffer.set(this.buffer);}updateData(t){if(t.length!==this.length)throw new Error(`Length of new data is ${t.length}, which doesn't match current length of ${this.length}`);const e=this.context.gl;this.bind(),e.bufferSubData(e.ARRAY_BUFFER,0,t.arrayBuffer);}enableAttributes(t,e){for(let i=0;i0){const i=e.H();e.aQ(i,m.placementInvProjMatrix,t.transform.glCoordMatrix),e.aQ(i,i,m.placementViewportMatrix),h.push({circleArray:g,circleOffset:u,transform:p.posMatrix,invTransform:i,coord:p}),c+=g.length/4,u=c;}f&&l.draw(r,n.LINES,Oi.disabled,Ui.disabled,t.colorModeForRenderPass(),ji.disabled,{u_matrix:p.posMatrix,u_pixel_extrude_scale:[1/(d=t.transform).width,1/d.height]},t.style.map.terrain&&t.style.map.terrain.getTerrainData(p),a.id,f.layoutVertexBuffer,f.indexBuffer,f.segments,null,t.transform.zoom,null,null,f.collisionVertexBuffer);}var d;if(!o||!h.length)return;const _=t.useProgram("collisionCircle"),p=new e.aR;p.resize(4*c),p._trim();let m=0;for(const t of h)for(let e=0;e=0&&(v[x.associatedIconIndex]={shiftedAnchor:D,angle:M});}else Rt(x.numGlyphs,f);}if(c){g.clear();const i=t.icon.placedSymbolArray;for(let t=0;tt.style.map.terrain.getElevation(l,e,i):null,i="map"===a.layout.get("text-rotation-alignment");wt(h,l.posMatrix,t,o,U,Z,v,c,i,f,l.toUnwrapped(),m.width,m.height,q,e);}const H=l.posMatrix,W=o&&E||G,$=x||W?Vi:U,X=j,K=_&&0!==a.paint.get(o?"text-halo-width":"icon-halo-width").constantOr(1);let J;J=_?h.iconsInText?Ve(I.kind,D,y,v,x,W,t,H,$,X,q,A,F,C):qe(I.kind,D,y,v,x,W,t,H,$,X,q,o,A,!0,C):Ze(I.kind,D,y,v,x,W,t,H,$,X,q,o,A,C);const Y={program:z,buffers:u,uniformValues:J,atlasTexture:R,atlasTextureIcon:B,atlasInterpolation:k,atlasInterpolationIcon:L,isSDF:_,hasHalo:K};if(w&&h.canOverlap){T=!0;const t=u.segments.get();for(const i of t)P.push({segments:new e.a0([i]),sortKey:i.sortKey,state:Y,terrainData:M});}else P.push({segments:u.segments,sortKey:0,state:Y,terrainData:M});}T&&P.sort(((t,e)=>t.sortKey-e.sortKey));for(const e of P){const i=e.state;if(_.activeTexture.set(p.TEXTURE0),i.atlasTexture.bind(i.atlasInterpolation,p.CLAMP_TO_EDGE),i.atlasTextureIcon&&(_.activeTexture.set(p.TEXTURE1),i.atlasTextureIcon&&i.atlasTextureIcon.bind(i.atlasInterpolationIcon,p.CLAMP_TO_EDGE)),i.isSDF){const s=i.uniformValues;i.hasHalo&&(s.u_is_halo=1,Ki(i.buffers,e.segments,a,t,i.program,I,u,d,s,e.terrainData)),s.u_is_halo=0;}Ki(i.buffers,e.segments,a,t,i.program,I,u,d,i.uniformValues,e.terrainData);}}function Ki(t,e,i,a,s,o,r,n,l,h){const c=a.context;s.draw(c,c.gl.TRIANGLES,o,r,n,ji.disabled,l,h,i.id,t.layoutVertexBuffer,t.indexBuffer,e,i.paint,a.transform.zoom,t.programConfigurations.get(i.id),t.dynamicLayoutVertexBuffer,t.opacityVertexBuffer);}function Ji(t,i,a,s){const o=t.context,r=o.gl,n=Ui.disabled,l=new Fi([r.ONE,r.ONE],e.aM.transparent,[!0,!0,!0,!0]),h=i.getBucket(a);if(!h)return;const c=s.key;let u=a.heatmapFbos.get(c);u||(u=Qi(o,i.tileSize,i.tileSize),a.heatmapFbos.set(c,u)),o.bindFramebuffer.set(u.framebuffer),o.viewport.set([0,0,i.tileSize,i.tileSize]),o.clear({color:e.aM.transparent});const d=h.programConfigurations.get(a.id),_=t.useProgram("heatmap",d),p=t.style.map.terrain.getTerrainData(s);_.draw(o,r.TRIANGLES,Oi.disabled,n,l,ji.disabled,Me(s.posMatrix,i,t.transform.zoom,a.paint.get("heatmap-intensity")),p,a.id,h.layoutVertexBuffer,h.indexBuffer,h.segments,a.paint,t.transform.zoom,d);}function Yi(t,e,i){const a=t.context,s=a.gl;a.setColorMode(t.colorModeForRenderPass());const o=ta(a,e),r=i.key,n=e.heatmapFbos.get(r);n&&(a.activeTexture.set(s.TEXTURE0),s.bindTexture(s.TEXTURE_2D,n.colorAttachment.get()),a.activeTexture.set(s.TEXTURE1),o.bind(s.LINEAR,s.CLAMP_TO_EDGE),t.useProgram("heatmapTexture").draw(a,s.TRIANGLES,Oi.disabled,Ui.disabled,t.colorModeForRenderPass(),ji.disabled,Ae(t,e,0,1),null,e.id,t.rasterBoundsBuffer,t.quadTriangleIndexBuffer,t.rasterBoundsSegments,e.paint,t.transform.zoom),n.destroy(),e.heatmapFbos.delete(r));}function Qi(t,e,i){var a,s;const o=t.gl,r=o.createTexture();o.bindTexture(o.TEXTURE_2D,r),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_S,o.CLAMP_TO_EDGE),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_T,o.CLAMP_TO_EDGE),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MIN_FILTER,o.LINEAR),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MAG_FILTER,o.LINEAR);const n=null!==(a=t.HALF_FLOAT)&&void 0!==a?a:o.UNSIGNED_BYTE,l=null!==(s=t.RGBA16F)&&void 0!==s?s:o.RGBA;o.texImage2D(o.TEXTURE_2D,0,l,e,i,0,o.RGBA,n,null);const h=t.createFramebuffer(e,i,!1,!1);return h.colorAttachment.set(r),h}function ta(t,e){return e.colorRampTexture||(e.colorRampTexture=new b(t,e.colorRamp,t.gl.RGBA)),e.colorRampTexture}function ea(t,e,i,a,s){if(!i||!a||!a.imageAtlas)return;const o=a.imageAtlas.patternPositions;let r=o[i.to.toString()],n=o[i.from.toString()];if(!r&&n&&(r=n),!n&&r&&(n=r),!r||!n){const t=s.getPaintProperty(e);r=o[t],n=o[t];}r&&n&&t.setConstantPatternPositions(r,n);}function ia(t,e,i,a,s,o,r){const n=t.context.gl,l="fill-pattern",h=i.paint.get(l),c=h&&h.constantOr(1),u=i.getCrossfadeParameters();let d,_,p,m,f;r?(_=c&&!i.getPaintProperty("fill-outline-color")?"fillOutlinePattern":"fillOutline",d=n.LINES):(_=c?"fillPattern":"fill",d=n.TRIANGLES);const g=h.constantOr(null);for(const h of a){const a=e.getTile(h);if(c&&!a.patternsLoaded())continue;const v=a.getBucket(i);if(!v)continue;const x=v.programConfigurations.get(i.id),y=t.useProgram(_,x),b=t.style.map.terrain&&t.style.map.terrain.getTerrainData(h);c&&(t.context.activeTexture.set(n.TEXTURE0),a.imageAtlasTexture.bind(n.LINEAR,n.CLAMP_TO_EDGE),x.updatePaintBuffers(u)),ea(x,l,g,a,i);const w=b?h:null,T=t.translatePosMatrix(w?w.posMatrix:h.posMatrix,a,i.paint.get("fill-translate"),i.paint.get("fill-translate-anchor"));if(r){m=v.indexBuffer2,f=v.segments2;const e=[n.drawingBufferWidth,n.drawingBufferHeight];p="fillOutlinePattern"===_&&c?Pe(T,t,u,a,e):Ee(T,e);}else m=v.indexBuffer,f=v.segments,p=c?Ie(T,t,u,a):Te(T);y.draw(t.context,d,s,t.stencilModeForClipping(h),o,ji.disabled,p,b,i.id,v.layoutVertexBuffer,m,f,i.paint,t.transform.zoom,x);}}function aa(t,e,i,a,s,o,r){const n=t.context,l=n.gl,h="fill-extrusion-pattern",c=i.paint.get(h),u=c.constantOr(1),d=i.getCrossfadeParameters(),_=i.paint.get("fill-extrusion-opacity"),p=c.constantOr(null);for(const c of a){const a=e.getTile(c),m=a.getBucket(i);if(!m)continue;const f=t.style.map.terrain&&t.style.map.terrain.getTerrainData(c),g=m.programConfigurations.get(i.id),v=t.useProgram(u?"fillExtrusionPattern":"fillExtrusion",g);u&&(t.context.activeTexture.set(l.TEXTURE0),a.imageAtlasTexture.bind(l.LINEAR,l.CLAMP_TO_EDGE),g.updatePaintBuffers(d)),ea(g,h,p,a,i);const x=t.translatePosMatrix(c.posMatrix,a,i.paint.get("fill-extrusion-translate"),i.paint.get("fill-extrusion-translate-anchor")),y=i.paint.get("fill-extrusion-vertical-gradient"),b=u?we(x,t,y,_,c,d,a):be(x,t,y,_);v.draw(n,n.gl.TRIANGLES,s,o,r,ji.backCCW,b,f,i.id,m.layoutVertexBuffer,m.indexBuffer,m.segments,i.paint,t.transform.zoom,g,t.style.map.terrain&&m.centroidVertexBuffer);}}function sa(t,e,i,a,s,o,r){const n=t.context,l=n.gl,h=i.fbo;if(!h)return;const c=t.useProgram("hillshade"),u=t.style.map.terrain&&t.style.map.terrain.getTerrainData(e);n.activeTexture.set(l.TEXTURE0),l.bindTexture(l.TEXTURE_2D,h.colorAttachment.get()),c.draw(n,l.TRIANGLES,s,o,r,ji.disabled,((t,e,i,a)=>{const s=i.paint.get("hillshade-shadow-color"),o=i.paint.get("hillshade-highlight-color"),r=i.paint.get("hillshade-accent-color");let n=i.paint.get("hillshade-illumination-direction")*(Math.PI/180);"viewport"===i.paint.get("hillshade-illumination-anchor")&&(n-=t.transform.angle);const l=!t.options.moving;return {u_matrix:a?a.posMatrix:t.transform.calculatePosMatrix(e.tileID.toUnwrapped(),l),u_image:0,u_latrange:Re(0,e.tileID),u_light:[i.paint.get("hillshade-exaggeration"),n],u_shadow:s,u_highlight:o,u_accent:r}})(t,i,a,u?e:null),u,a.id,t.rasterBoundsBuffer,t.quadTriangleIndexBuffer,t.rasterBoundsSegments);}function oa(t,i,a,s,o,r){const n=t.context,l=n.gl,h=i.dem;if(h&&h.data){const c=h.dim,u=h.stride,d=h.getPixels();if(n.activeTexture.set(l.TEXTURE1),n.pixelStoreUnpackPremultiplyAlpha.set(!1),i.demTexture=i.demTexture||t.getTileTexture(u),i.demTexture){const t=i.demTexture;t.update(d,{premultiply:!1}),t.bind(l.NEAREST,l.CLAMP_TO_EDGE);}else i.demTexture=new b(n,d,l.RGBA,{premultiply:!1}),i.demTexture.bind(l.NEAREST,l.CLAMP_TO_EDGE);n.activeTexture.set(l.TEXTURE0);let _=i.fbo;if(!_){const t=new b(n,{width:c,height:c,data:null},l.RGBA);t.bind(l.LINEAR,l.CLAMP_TO_EDGE),_=i.fbo=n.createFramebuffer(c,c,!0,!1),_.colorAttachment.set(t.texture);}n.bindFramebuffer.set(_.framebuffer),n.viewport.set([0,0,c,c]),t.useProgram("hillshadePrepare").draw(n,l.TRIANGLES,s,o,r,ji.disabled,((t,i)=>{const a=i.stride,s=e.H();return e.aP(s,0,e.X,-e.X,0,0,1),e.J(s,s,[0,-e.X,0]),{u_matrix:s,u_image:1,u_dimension:[a,a],u_zoom:t.overscaledZ,u_unpack:i.getUnpackVector()}})(i.tileID,h),null,a.id,t.rasterBoundsBuffer,t.quadTriangleIndexBuffer,t.rasterBoundsSegments),i.needsHillshadePrepare=!1;}}function ra(t,i,a,s,r,n){const l=s.paint.get("raster-fade-duration");if(!n&&l>0){const s=o.now(),n=(s-t.timeAdded)/l,h=i?(s-i.timeAdded)/l:-1,c=a.getSource(),u=r.coveringZoomLevel({tileSize:c.tileSize,roundZoom:c.roundZoom}),d=!i||Math.abs(i.tileID.overscaledZ-u)>Math.abs(t.tileID.overscaledZ-u),_=d&&t.refreshedUponExpiration?1:e.ac(d?n:1-h,0,1);return t.refreshedUponExpiration&&n>=1&&(t.refreshedUponExpiration=!1),i?{opacity:1,mix:1-_}:{opacity:_,mix:0}}return {opacity:1,mix:0}}const na=new e.aM(1,0,0,1),la=new e.aM(0,1,0,1),ha=new e.aM(0,0,1,1),ca=new e.aM(1,0,1,1),ua=new e.aM(0,1,1,1);function da(t,e,i,a){pa(t,0,e+i/2,t.transform.width,i,a);}function _a(t,e,i,a){pa(t,e-i/2,0,i,t.transform.height,a);}function pa(t,e,i,a,s,o){const r=t.context,n=r.gl;n.enable(n.SCISSOR_TEST),n.scissor(e*t.pixelRatio,i*t.pixelRatio,a*t.pixelRatio,s*t.pixelRatio),r.clear({color:o}),n.disable(n.SCISSOR_TEST);}function ma(t,i,a){const s=t.context,o=s.gl,r=a.posMatrix,n=t.useProgram("debug"),l=Oi.disabled,h=Ui.disabled,c=t.colorModeForRenderPass(),u="$debug",d=t.style.map.terrain&&t.style.map.terrain.getTerrainData(a);s.activeTexture.set(o.TEXTURE0);const _=i.getTileByID(a.key).latestRawTileData,p=Math.floor((_&&_.byteLength||0)/1024),m=i.getTile(a).tileSize,f=512/Math.min(m,512)*(a.overscaledZ/t.transform.zoom)*.5;let g=a.canonical.toString();a.overscaledZ!==a.canonical.z&&(g+=` => ${a.overscaledZ}`),function(t,e){t.initDebugOverlayCanvas();const i=t.debugOverlayCanvas,a=t.context.gl,s=t.debugOverlayCanvas.getContext("2d");s.clearRect(0,0,i.width,i.height),s.shadowColor="white",s.shadowBlur=2,s.lineWidth=1.5,s.strokeStyle="white",s.textBaseline="top",s.font="bold 36px Open Sans, sans-serif",s.fillText(e,5,5),s.strokeText(e,5,5),t.debugOverlayTexture.update(i),t.debugOverlayTexture.bind(a.LINEAR,a.CLAMP_TO_EDGE);}(t,`${g} ${p}kB`),n.draw(s,o.TRIANGLES,l,h,Fi.alphaBlended,ji.disabled,ze(r,e.aM.transparent,f),null,u,t.debugBuffer,t.quadTriangleIndexBuffer,t.debugSegments),n.draw(s,o.LINE_STRIP,l,h,c,ji.disabled,ze(r,e.aM.red),d,u,t.debugBuffer,t.tileBorderIndexBuffer,t.debugSegments);}function fa(t,e,i){const a=t.context,s=a.gl,o=t.colorModeForRenderPass(),r=new Oi(s.LEQUAL,Oi.ReadWrite,t.depthRangeFor3D),n=t.useProgram("terrain"),l=e.getTerrainMesh();a.bindFramebuffer.set(null),a.viewport.set([0,0,t.width,t.height]);for(const h of i){const i=t.renderToTexture.getTexture(h),c=e.getTerrainData(h.tileID);a.activeTexture.set(s.TEXTURE0),s.bindTexture(s.TEXTURE_2D,i.texture);const u=t.transform.calculatePosMatrix(h.tileID.toUnwrapped()),d=e.getMeshFrameDelta(t.transform.zoom),_=t.transform.calculateFogMatrix(h.tileID.toUnwrapped()),p=ge(u,d,_,t.style.sky,t.transform.pitch);n.draw(a,s.TRIANGLES,r,Ui.disabled,o,ji.backCCW,p,c,"terrain",l.vertexBuffer,l.indexBuffer,l.segments);}}class ga{constructor(t,e,i){this.vertexBuffer=t,this.indexBuffer=e,this.segments=i;}destroy(){this.vertexBuffer.destroy(),this.indexBuffer.destroy(),this.segments.destroy(),this.vertexBuffer=null,this.indexBuffer=null,this.segments=null;}}class va{constructor(t,i){this.context=new Bi(t),this.transform=i,this._tileTextures={},this.terrainFacilitator={dirty:!0,matrix:e.an(new Float64Array(16)),renderTime:0},this.setup(),this.numSublayers=ut.maxUnderzooming+ut.maxOverzooming+1,this.depthEpsilon=1/Math.pow(2,16),this.crossTileSymbolIndex=new he;}resize(t,e,i){if(this.width=Math.floor(t*i),this.height=Math.floor(e*i),this.pixelRatio=i,this.context.viewport.set([0,0,this.width,this.height]),this.style)for(const t of this.style._order)this.style._layers[t].resize();}setup(){const t=this.context,i=new e.aX;i.emplaceBack(0,0),i.emplaceBack(e.X,0),i.emplaceBack(0,e.X),i.emplaceBack(e.X,e.X),this.tileExtentBuffer=t.createVertexBuffer(i,_e.members),this.tileExtentSegments=e.a0.simpleSegment(0,0,4,2);const a=new e.aX;a.emplaceBack(0,0),a.emplaceBack(e.X,0),a.emplaceBack(0,e.X),a.emplaceBack(e.X,e.X),this.debugBuffer=t.createVertexBuffer(a,_e.members),this.debugSegments=e.a0.simpleSegment(0,0,4,5);const s=new e.$;s.emplaceBack(0,0,0,0),s.emplaceBack(e.X,0,e.X,0),s.emplaceBack(0,e.X,0,e.X),s.emplaceBack(e.X,e.X,e.X,e.X),this.rasterBoundsBuffer=t.createVertexBuffer(s,Y.members),this.rasterBoundsSegments=e.a0.simpleSegment(0,0,4,2);const o=new e.aX;o.emplaceBack(0,0),o.emplaceBack(1,0),o.emplaceBack(0,1),o.emplaceBack(1,1),this.viewportBuffer=t.createVertexBuffer(o,_e.members),this.viewportSegments=e.a0.simpleSegment(0,0,4,2);const r=new e.aZ;r.emplaceBack(0),r.emplaceBack(1),r.emplaceBack(3),r.emplaceBack(2),r.emplaceBack(0),this.tileBorderIndexBuffer=t.createIndexBuffer(r);const n=new e.aY;n.emplaceBack(0,1,2),n.emplaceBack(2,1,3),this.quadTriangleIndexBuffer=t.createIndexBuffer(n);const l=this.context.gl;this.stencilClearMode=new Ui({func:l.ALWAYS,mask:0},0,255,l.ZERO,l.ZERO,l.ZERO);}clearStencil(){const t=this.context,i=t.gl;this.nextStencilID=1,this.currentStencilSource=void 0;const a=e.H();e.aP(a,0,this.width,this.height,0,0,1),e.K(a,a,[i.drawingBufferWidth,i.drawingBufferHeight,0]),this.useProgram("clippingMask").draw(t,i.TRIANGLES,Oi.disabled,this.stencilClearMode,Fi.disabled,ji.disabled,De(a),null,"$clipping",this.viewportBuffer,this.quadTriangleIndexBuffer,this.viewportSegments);}_renderTileClippingMasks(t,e){if(this.currentStencilSource===t.source||!t.isTileClipped()||!e||!e.length)return;this.currentStencilSource=t.source;const i=this.context,a=i.gl;this.nextStencilID+e.length>256&&this.clearStencil(),i.setColorMode(Fi.disabled),i.setDepthMode(Oi.disabled);const s=this.useProgram("clippingMask");this._tileClippingMaskIDs={};for(const t of e){const e=this._tileClippingMaskIDs[t.key]=this.nextStencilID++,o=this.style.map.terrain&&this.style.map.terrain.getTerrainData(t);s.draw(i,a.TRIANGLES,Oi.disabled,new Ui({func:a.ALWAYS,mask:0},e,255,a.KEEP,a.KEEP,a.REPLACE),Fi.disabled,ji.disabled,De(t.posMatrix),o,"$clipping",this.tileExtentBuffer,this.quadTriangleIndexBuffer,this.tileExtentSegments);}}stencilModeFor3D(){this.currentStencilSource=void 0,this.nextStencilID+1>256&&this.clearStencil();const t=this.nextStencilID++,e=this.context.gl;return new Ui({func:e.NOTEQUAL,mask:255},t,255,e.KEEP,e.KEEP,e.REPLACE)}stencilModeForClipping(t){const e=this.context.gl;return new Ui({func:e.EQUAL,mask:255},this._tileClippingMaskIDs[t.key],0,e.KEEP,e.KEEP,e.REPLACE)}stencilConfigForOverlap(t){const e=this.context.gl,i=t.sort(((t,e)=>e.overscaledZ-t.overscaledZ)),a=i[i.length-1].overscaledZ,s=i[0].overscaledZ-a+1;if(s>1){this.currentStencilSource=void 0,this.nextStencilID+s>256&&this.clearStencil();const t={};for(let i=0;i({u_sky_color:t.properties.get("sky-color"),u_horizon_color:t.properties.get("horizon-color"),u_horizon:(e.height/2+e.getHorizon())*i,u_sky_horizon_blend:t.properties.get("sky-horizon-blend")*e.height/2*i}))(i,t.style.map.transform,t.pixelRatio),r=new Oi(s.LEQUAL,Oi.ReadWrite,[0,1]),n=Ui.disabled,l=t.colorModeForRenderPass(),h=t.useProgram("sky");if(!i.mesh){const t=new e.aX;t.emplaceBack(-1,-1),t.emplaceBack(1,-1),t.emplaceBack(1,1),t.emplaceBack(-1,1);const s=new e.aY;s.emplaceBack(0,1,2),s.emplaceBack(0,2,3),i.mesh=new ga(a.createVertexBuffer(t,_e.members),a.createIndexBuffer(s),e.a0.simpleSegment(0,0,t.length,s.length));}h.draw(a,s.TRIANGLES,r,n,l,ji.disabled,o,void 0,"sky",i.mesh.vertexBuffer,i.mesh.indexBuffer,i.mesh.segments);}(this,this.style.sky),this._showOverdrawInspector=i.showOverdrawInspector,this.depthRangeFor3D=[0,1-(t._order.length+2)*this.numSublayers*this.depthEpsilon],!this.renderToTexture)for(this.renderPass="opaque",this.currentLayer=a.length-1;this.currentLayer>=0;this.currentLayer--){const t=this.style._layers[a[this.currentLayer]],e=s[t.source],i=r[t.source];this._renderTileClippingMasks(t,i),this.renderLayer(this,e,t,i);}for(this.renderPass="translucent",this.currentLayer=0;this.currentLayeri.source&&!i.isHidden(e)?[t.sourceCaches[i.source]]:[])),s=a.filter((t=>"vector"===t.getSource().type)),o=a.filter((t=>"vector"!==t.getSource().type)),r=t=>{(!i||i.getSource().maxzoomr(t))),i||o.forEach((t=>r(t))),i}(this.style,this.transform.zoom);t&&function(t,e,i){for(let a=0;a0),s&&(e.b0(i,a),this.terrainFacilitator.renderTime=Date.now(),this.terrainFacilitator.dirty=!1,function(t,i){const a=t.context,s=a.gl,o=Fi.unblended,r=new Oi(s.LEQUAL,Oi.ReadWrite,[0,1]),n=i.getTerrainMesh(),l=i.sourceCache.getRenderableTiles(),h=t.useProgram("terrainDepth");a.bindFramebuffer.set(i.getFramebuffer("depth").framebuffer),a.viewport.set([0,0,t.width/devicePixelRatio,t.height/devicePixelRatio]),a.clear({color:e.aM.transparent,depth:1});for(const e of l){const l=i.getTerrainData(e.tileID),c={u_matrix:t.transform.calculatePosMatrix(e.tileID.toUnwrapped()),u_ele_delta:i.getMeshFrameDelta(t.transform.zoom)};h.draw(a,s.TRIANGLES,r,Ui.disabled,o,ji.backCCW,c,l,"terrain",n.vertexBuffer,n.indexBuffer,n.segments);}a.bindFramebuffer.set(null),a.viewport.set([0,0,t.width,t.height]);}(this,this.style.map.terrain),function(t,i){const a=t.context,s=a.gl,o=Fi.unblended,r=new Oi(s.LEQUAL,Oi.ReadWrite,[0,1]),n=i.getTerrainMesh(),l=i.getCoordsTexture(),h=i.sourceCache.getRenderableTiles(),c=t.useProgram("terrainCoords");a.bindFramebuffer.set(i.getFramebuffer("coords").framebuffer),a.viewport.set([0,0,t.width/devicePixelRatio,t.height/devicePixelRatio]),a.clear({color:e.aM.transparent,depth:1}),i.coordsIndex=[];for(const e of h){const h=i.getTerrainData(e.tileID);a.activeTexture.set(s.TEXTURE0),s.bindTexture(s.TEXTURE_2D,l.texture);const u={u_matrix:t.transform.calculatePosMatrix(e.tileID.toUnwrapped()),u_terrain_coords_id:(255-i.coordsIndex.length)/255,u_texture:0,u_ele_delta:i.getMeshFrameDelta(t.transform.zoom)};c.draw(a,s.TRIANGLES,r,Ui.disabled,o,ji.backCCW,u,h,"terrain",n.vertexBuffer,n.indexBuffer,n.segments),i.coordsIndex.push(e.tileID.key);}a.bindFramebuffer.set(null),a.viewport.set([0,0,t.width,t.height]);}(this,this.style.map.terrain));}renderLayer(t,i,a,s){if(!a.isHidden(this.transform.zoom)&&("background"===a.type||"custom"===a.type||(s||[]).length))switch(this.id=a.id,a.type){case"symbol":!function(t,i,a,s,o){if("translucent"!==t.renderPass)return;const r=Ui.disabled,n=t.colorModeForRenderPass();(a._unevaluatedLayout.hasValue("text-variable-anchor")||a._unevaluatedLayout.hasValue("text-variable-anchor-offset"))&&function(t,i,a,s,o,r,n,l,h){const c=i.transform,u=ie(),d="map"===o,_="map"===r;for(const o of t){const t=s.getTile(o),r=t.getBucket(a);if(!r||!r.text||!r.text.segments.get().length)continue;const p=e.ag(r.textSizeData,c.zoom),m=Bt(t,1,i.transform.zoom),f=gt(o.posMatrix,_,d,i.transform,m),g="none"!==a.layout.get("icon-text-fit")&&r.hasIconData();if(p){const e=Math.pow(2,c.zoom-t.tileID.overscaledZ),a=i.style.map.terrain?(t,e)=>i.style.map.terrain.getElevation(o,t,e):null,s=u.translatePosition(c,t,n,l);Wi(r,d,_,h,c,f,o.posMatrix,e,p,g,u,s,o.toUnwrapped(),a);}}}(s,t,a,i,a.layout.get("text-rotation-alignment"),a.layout.get("text-pitch-alignment"),a.paint.get("text-translate"),a.paint.get("text-translate-anchor"),o),0!==a.paint.get("icon-opacity").constantOr(1)&&Xi(t,i,a,s,!1,a.paint.get("icon-translate"),a.paint.get("icon-translate-anchor"),a.layout.get("icon-rotation-alignment"),a.layout.get("icon-pitch-alignment"),a.layout.get("icon-keep-upright"),r,n),0!==a.paint.get("text-opacity").constantOr(1)&&Xi(t,i,a,s,!0,a.paint.get("text-translate"),a.paint.get("text-translate-anchor"),a.layout.get("text-rotation-alignment"),a.layout.get("text-pitch-alignment"),a.layout.get("text-keep-upright"),r,n),i.map.showCollisionBoxes&&(qi(t,i,a,s,!0),qi(t,i,a,s,!1));}(t,i,a,s,this.style.placement.variableOffsets);break;case"circle":!function(t,i,a,s){if("translucent"!==t.renderPass)return;const o=a.paint.get("circle-opacity"),r=a.paint.get("circle-stroke-width"),n=a.paint.get("circle-stroke-opacity"),l=!a.layout.get("circle-sort-key").isConstant();if(0===o.constantOr(1)&&(0===r.constantOr(1)||0===n.constantOr(1)))return;const h=t.context,c=h.gl,u=t.depthModeForSublayer(0,Oi.ReadOnly),d=Ui.disabled,_=t.colorModeForRenderPass(),p=[];for(let o=0;ot.sortKey-e.sortKey));for(const e of p){const{programConfiguration:i,program:s,layoutVertexBuffer:o,indexBuffer:r,uniformValues:n,terrainData:l}=e.state;s.draw(h,c.TRIANGLES,u,d,_,ji.disabled,n,l,a.id,o,r,e.segments,a.paint,t.transform.zoom,i);}}(t,i,a,s);break;case"heatmap":!function(t,i,a,s){if(0===a.paint.get("heatmap-opacity"))return;const o=t.context;if(t.style.map.terrain){for(const e of s){const s=i.getTile(e);i.hasRenderableParent(e)||("offscreen"===t.renderPass?Ji(t,s,a,e):"translucent"===t.renderPass&&Yi(t,a,e));}o.viewport.set([0,0,t.width,t.height]);}else "offscreen"===t.renderPass?function(t,i,a,s){const o=t.context,r=o.gl,n=Ui.disabled,l=new Fi([r.ONE,r.ONE],e.aM.transparent,[!0,!0,!0,!0]);((function(t,i,a){const s=t.gl;t.activeTexture.set(s.TEXTURE1),t.viewport.set([0,0,i.width/4,i.height/4]);let o=a.heatmapFbos.get(e.aU);o?(s.bindTexture(s.TEXTURE_2D,o.colorAttachment.get()),t.bindFramebuffer.set(o.framebuffer)):(o=Qi(t,i.width/4,i.height/4),a.heatmapFbos.set(e.aU,o));}))(o,t,a),o.clear({color:e.aM.transparent});for(let e=0;e20&&o.texParameterf(o.TEXTURE_2D,s.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,s.extTextureFilterAnisotropicMax);const y=t.style.map.terrain&&t.style.map.terrain.getTerrainData(a),b=y?a:null,w=b?b.posMatrix:t.transform.calculatePosMatrix(a.toUnwrapped(),d),T=Ue(w,v||[0,0],g||1,f,i);r instanceof Q?n.draw(s,o.TRIANGLES,c,Ui.disabled,l,ji.disabled,T,y,i.id,r.boundsBuffer,t.quadTriangleIndexBuffer,r.boundsSegments):n.draw(s,o.TRIANGLES,c,h[a.overscaledZ],l,ji.disabled,T,y,i.id,t.rasterBoundsBuffer,t.quadTriangleIndexBuffer,t.rasterBoundsSegments);}}(t,i,a,s);break;case"background":!function(t,e,i,a){const s=i.paint.get("background-color"),o=i.paint.get("background-opacity");if(0===o)return;const r=t.context,n=r.gl,l=t.transform,h=l.tileSize,c=i.paint.get("background-pattern");if(t.isPatternMissing(c))return;const u=!c&&1===s.a&&1===o&&t.opaquePassEnabledForLayer()?"opaque":"translucent";if(t.renderPass!==u)return;const d=Ui.disabled,_=t.depthModeForSublayer(0,"opaque"===u?Oi.ReadWrite:Oi.ReadOnly),p=t.colorModeForRenderPass(),m=t.useProgram(c?"backgroundPattern":"background"),f=a||l.coveringTiles({tileSize:h,terrain:t.style.map.terrain});c&&(r.activeTexture.set(n.TEXTURE0),t.imageManager.bind(t.context));const g=i.getCrossfadeParameters();for(const e of f){const l=a?e.posMatrix:t.transform.calculatePosMatrix(e.toUnwrapped()),u=c?He(l,o,t,c,{tileID:e,tileSize:h},g):Ge(l,o,s),f=t.style.map.terrain&&t.style.map.terrain.getTerrainData(e);m.draw(r,n.TRIANGLES,_,d,p,ji.disabled,u,f,i.id,t.tileExtentBuffer,t.quadTriangleIndexBuffer,t.tileExtentSegments);}}(t,0,a,s);break;case"custom":!function(t,e,i){const a=t.context,s=i.implementation;if("offscreen"===t.renderPass){const e=s.prerender;e&&(t.setCustomLayerDefaults(),a.setColorMode(t.colorModeForRenderPass()),e.call(s,a.gl,t.transform.customLayerMatrix()),a.setDirty(),t.setBaseState());}else if("translucent"===t.renderPass){t.setCustomLayerDefaults(),a.setColorMode(t.colorModeForRenderPass()),a.setStencilMode(Ui.disabled);const e="3d"===s.renderingMode?new Oi(t.context.gl.LEQUAL,Oi.ReadWrite,t.depthRangeFor3D):t.depthModeForSublayer(0,Oi.ReadOnly);a.setDepthMode(e),s.render(a.gl,t.transform.customLayerMatrix(),{farZ:t.transform.farZ,nearZ:t.transform.nearZ,fov:t.transform._fov,modelViewProjectionMatrix:t.transform.modelViewProjectionMatrix,projectionMatrix:t.transform.projectionMatrix}),a.setDirty(),t.setBaseState(),a.bindFramebuffer.set(null);}}(t,0,a);}}translatePosMatrix(t,i,a,s,o){if(!a[0]&&!a[1])return t;const r=o?"map"===s?this.transform.angle:0:"viewport"===s?-this.transform.angle:0;if(r){const t=Math.sin(r),e=Math.cos(r);a=[a[0]*e-a[1]*t,a[0]*t+a[1]*e];}const n=[o?a[0]:Bt(i,a[0],this.transform.zoom),o?a[1]:Bt(i,a[1],this.transform.zoom),0],l=new Float32Array(16);return e.J(l,t,n),l}saveTileTexture(t){const e=this._tileTextures[t.size[0]];e?e.push(t):this._tileTextures[t.size[0]]=[t];}getTileTexture(t){const e=this._tileTextures[t];return e&&e.length>0?e.pop():null}isPatternMissing(t){if(!t)return !1;if(!t.from||!t.to)return !0;const e=this.imageManager.getPattern(t.from.toString()),i=this.imageManager.getPattern(t.to.toString());return !e||!i}useProgram(t,e){this.cache=this.cache||{};const i=t+(e?e.cacheKey:"")+(this._showOverdrawInspector?"/overdraw":"")+(this.style.map.terrain?"/terrain":"");return this.cache[i]||(this.cache[i]=new xe(this.context,pe[t],e,We[t],this._showOverdrawInspector,this.style.map.terrain)),this.cache[i]}setCustomLayerDefaults(){this.context.unbindVAO(),this.context.cullFace.setDefault(),this.context.activeTexture.setDefault(),this.context.pixelStoreUnpack.setDefault(),this.context.pixelStoreUnpackPremultiplyAlpha.setDefault(),this.context.pixelStoreUnpackFlipY.setDefault();}setBaseState(){const t=this.context.gl;this.context.cullFace.set(!1),this.context.viewport.set([0,0,this.width,this.height]),this.context.blendEquation.set(t.FUNC_ADD);}initDebugOverlayCanvas(){null==this.debugOverlayCanvas&&(this.debugOverlayCanvas=document.createElement("canvas"),this.debugOverlayCanvas.width=512,this.debugOverlayCanvas.height=512,this.debugOverlayTexture=new b(this.context,this.debugOverlayCanvas,this.context.gl.RGBA));}destroy(){this.debugOverlayTexture&&this.debugOverlayTexture.destroy();}overLimit(){const{drawingBufferWidth:t,drawingBufferHeight:e}=this.context.gl;return this.width!==t||this.height!==e}}class xa{constructor(t,e){this.points=t,this.planes=e;}static fromInvProjectionMatrix(t,i,a){const s=Math.pow(2,a),o=[[-1,1,-1,1],[1,1,-1,1],[1,-1,-1,1],[-1,-1,-1,1],[-1,1,1,1],[1,1,1,1],[1,-1,1,1],[-1,-1,1,1]].map((a=>{const o=1/(a=e.af([],a,t))[3]/i*s;return e.b1(a,a,[o,o,1/a[3],o])})),r=[[0,1,2],[6,5,4],[0,3,7],[2,1,5],[3,2,6],[0,4,5]].map((t=>{const e=function(t,e){var i=e[0],a=e[1],s=e[2],o=i*i+a*a+s*s;return o>0&&(o=1/Math.sqrt(o)),t[0]=e[0]*o,t[1]=e[1]*o,t[2]=e[2]*o,t}([],function(t,e,i){var a=e[0],s=e[1],o=e[2],r=i[0],n=i[1],l=i[2];return t[0]=s*l-o*n,t[1]=o*r-a*l,t[2]=a*n-s*r,t}([],g([],o[t[0]],o[t[1]]),g([],o[t[2]],o[t[1]]))),i=-((a=e)[0]*(s=o[t[1]])[0]+a[1]*s[1]+a[2]*s[2]);var a,s;return e.concat(i)}));return new xa(o,r)}}class ya{constructor(t,e){this.min=t,this.max=e,this.center=function(t,e,i){return t[0]=.5*e[0],t[1]=.5*e[1],t[2]=.5*e[2],t}([],function(t,e,i){return t[0]=e[0]+i[0],t[1]=e[1]+i[1],t[2]=e[2]+i[2],t}([],this.min,this.max));}quadrant(t){const e=[t%2==0,t<2],i=m(this.min),a=m(this.max);for(let t=0;t=0&&r++;if(0===r)return 0;r!==i.length&&(a=!1);}if(a)return 2;for(let e=0;e<3;e++){let i=Number.MAX_VALUE,a=-Number.MAX_VALUE;for(let s=0;sthis.max[e]-this.min[e])return 0}return 1}}class ba{constructor(t=0,e=0,i=0,a=0){if(isNaN(t)||t<0||isNaN(e)||e<0||isNaN(i)||i<0||isNaN(a)||a<0)throw new Error("Invalid value for edge-insets, top, bottom, left and right must all be numbers");this.top=t,this.bottom=e,this.left=i,this.right=a;}interpolate(t,i,a){return null!=i.top&&null!=t.top&&(this.top=e.y.number(t.top,i.top,a)),null!=i.bottom&&null!=t.bottom&&(this.bottom=e.y.number(t.bottom,i.bottom,a)),null!=i.left&&null!=t.left&&(this.left=e.y.number(t.left,i.left,a)),null!=i.right&&null!=t.right&&(this.right=e.y.number(t.right,i.right,a)),this}getCenter(t,i){const a=e.ac((this.left+t-this.right)/2,0,t),s=e.ac((this.top+i-this.bottom)/2,0,i);return new e.P(a,s)}equals(t){return this.top===t.top&&this.bottom===t.bottom&&this.left===t.left&&this.right===t.right}clone(){return new ba(this.top,this.bottom,this.left,this.right)}toJSON(){return {top:this.top,bottom:this.bottom,left:this.left,right:this.right}}}const wa=85.051129;class Ta{constructor(t,i,a,s,o){this.tileSize=512,this._renderWorldCopies=void 0===o||!!o,this._minZoom=t||0,this._maxZoom=i||22,this._minPitch=null==a?0:a,this._maxPitch=null==s?60:s,this.setMaxBounds(),this.width=0,this.height=0,this._center=new e.N(0,0),this._elevation=0,this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0,this._edgeInsets=new ba,this._posMatrixCache={},this._alignedPosMatrixCache={},this._fogMatrixCache={},this.minElevationForCurrentTile=0;}clone(){const t=new Ta(this._minZoom,this._maxZoom,this._minPitch,this.maxPitch,this._renderWorldCopies);return t.apply(this),t}apply(t){this.tileSize=t.tileSize,this.latRange=t.latRange,this.lngRange=t.lngRange,this.width=t.width,this.height=t.height,this._center=t._center,this._elevation=t._elevation,this.minElevationForCurrentTile=t.minElevationForCurrentTile,this.zoom=t.zoom,this.angle=t.angle,this._fov=t._fov,this._pitch=t._pitch,this._unmodified=t._unmodified,this._edgeInsets=t._edgeInsets.clone(),this._calcMatrices();}get minZoom(){return this._minZoom}set minZoom(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t));}get maxZoom(){return this._maxZoom}set maxZoom(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t));}get minPitch(){return this._minPitch}set minPitch(t){this._minPitch!==t&&(this._minPitch=t,this.pitch=Math.max(this.pitch,t));}get maxPitch(){return this._maxPitch}set maxPitch(t){this._maxPitch!==t&&(this._maxPitch=t,this.pitch=Math.min(this.pitch,t));}get renderWorldCopies(){return this._renderWorldCopies}set renderWorldCopies(t){void 0===t?t=!0:null===t&&(t=!1),this._renderWorldCopies=t;}get worldSize(){return this.tileSize*this.scale}get centerOffset(){return this.centerPoint._sub(this.size._div(2))}get size(){return new e.P(this.width,this.height)}get bearing(){return -this.angle/Math.PI*180}set bearing(t){const i=-e.b3(t,-180,180)*Math.PI/180;this.angle!==i&&(this._unmodified=!1,this.angle=i,this._calcMatrices(),this.rotationMatrix=function(){var t=new e.A(4);return e.A!=Float32Array&&(t[1]=0,t[2]=0),t[0]=1,t[3]=1,t}(),function(t,e,i){var a=e[0],s=e[1],o=e[2],r=e[3],n=Math.sin(i),l=Math.cos(i);t[0]=a*l+o*n,t[1]=s*l+r*n,t[2]=a*-n+o*l,t[3]=s*-n+r*l;}(this.rotationMatrix,this.rotationMatrix,this.angle));}get pitch(){return this._pitch/Math.PI*180}set pitch(t){const i=e.ac(t,this.minPitch,this.maxPitch)/180*Math.PI;this._pitch!==i&&(this._unmodified=!1,this._pitch=i,this._calcMatrices());}get fov(){return this._fov/Math.PI*180}set fov(t){t=Math.max(.01,Math.min(60,t)),this._fov!==t&&(this._unmodified=!1,this._fov=t/180*Math.PI,this._calcMatrices());}get zoom(){return this._zoom}set zoom(t){const e=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==e&&(this._unmodified=!1,this._zoom=e,this.tileZoom=Math.max(0,Math.floor(e)),this.scale=this.zoomScale(e),this._constrain(),this._calcMatrices());}get center(){return this._center}set center(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices());}get elevation(){return this._elevation}set elevation(t){t!==this._elevation&&(this._elevation=t,this._constrain(),this._calcMatrices());}get padding(){return this._edgeInsets.toJSON()}set padding(t){this._edgeInsets.equals(t)||(this._unmodified=!1,this._edgeInsets.interpolate(this._edgeInsets,t,1),this._calcMatrices());}get centerPoint(){return this._edgeInsets.getCenter(this.width,this.height)}isPaddingEqual(t){return this._edgeInsets.equals(t)}interpolatePadding(t,e,i){this._unmodified=!1,this._edgeInsets.interpolate(t,e,i),this._constrain(),this._calcMatrices();}coveringZoomLevel(t){const e=(t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize));return Math.max(0,e)}getVisibleUnwrappedCoordinates(t){const i=[new e.b4(0,t)];if(this._renderWorldCopies){const a=this.pointCoordinate(new e.P(0,0)),s=this.pointCoordinate(new e.P(this.width,0)),o=this.pointCoordinate(new e.P(this.width,this.height)),r=this.pointCoordinate(new e.P(0,this.height)),n=Math.floor(Math.min(a.x,s.x,o.x,r.x)),l=Math.floor(Math.max(a.x,s.x,o.x,r.x)),h=1;for(let a=n-h;a<=l+h;a++)0!==a&&i.push(new e.b4(a,t));}return i}coveringTiles(t){var i,a;let s=this.coveringZoomLevel(t);const o=s;if(void 0!==t.minzoom&&st.maxzoom&&(s=t.maxzoom);const r=this.pointCoordinate(this.getCameraPoint()),n=e.Z.fromLngLat(this.center),l=Math.pow(2,s),h=[l*r.x,l*r.y,0],c=[l*n.x,l*n.y,0],u=xa.fromInvProjectionMatrix(this.invModelViewProjectionMatrix,this.worldSize,s);let d=t.minzoom||0;!t.terrain&&this.pitch<=60&&this._edgeInsets.top<.1&&(d=s);const _=t.terrain?2/Math.min(this.tileSize,t.tileSize)*this.tileSize:3,p=t=>({aabb:new ya([t*l,0,0],[(t+1)*l,l,0]),zoom:0,x:0,y:0,wrap:t,fullyVisible:!1}),m=[],f=[],g=s,x=t.reparseOverscaled?o:s;if(this._renderWorldCopies)for(let t=1;t<=3;t++)m.push(p(-t)),m.push(p(t));for(m.push(p(0));m.length>0;){const s=m.pop(),o=s.x,r=s.y;let n=s.fullyVisible;if(!n){const t=s.aabb.intersects(u);if(0===t)continue;n=2===t;}const l=t.terrain?h:c,p=s.aabb.distanceX(l),y=s.aabb.distanceY(l),b=Math.max(Math.abs(p),Math.abs(y));if(s.zoom===g||b>_+(1<=d){const t=g-s.zoom,i=h[0]-.5-(o<>1),u=s.zoom+1;let d=s.aabb.quadrant(l);if(t.terrain){const o=new e.S(u,s.wrap,u,h,c),r=t.terrain.getMinMaxElevation(o),n=null!==(i=r.minElevation)&&void 0!==i?i:this.elevation,l=null!==(a=r.maxElevation)&&void 0!==a?a:this.elevation;d=new ya([d.min[0],d.min[1],n],[d.max[0],d.max[1],l]);}m.push({aabb:d,zoom:u,x:h,y:c,wrap:s.wrap,fullyVisible:n});}}return f.sort(((t,e)=>t.distanceSq-e.distanceSq)).map((t=>t.tileID))}resize(t,e){this.width=t,this.height=e,this.pixelsToGLUnits=[2/t,-2/e],this._constrain(),this._calcMatrices();}get unmodified(){return this._unmodified}zoomScale(t){return Math.pow(2,t)}scaleZoom(t){return Math.log(t)/Math.LN2}project(t){const i=e.ac(t.lat,-85.051129,wa);return new e.P(e.O(t.lng)*this.worldSize,e.Q(i)*this.worldSize)}unproject(t){return new e.Z(t.x/this.worldSize,t.y/this.worldSize).toLngLat()}get point(){return this.project(this.center)}getCameraPosition(){return {lngLat:this.pointLocation(this.getCameraPoint()),altitude:Math.cos(this._pitch)*this.cameraToCenterDistance/this._pixelPerMeter+this.elevation}}recalculateZoom(t){const i=this.elevation,a=Math.cos(this._pitch)*this.cameraToCenterDistance/this._pixelPerMeter,s=this.pointLocation(this.centerPoint,t),o=t.getElevationForLngLatZoom(s,this.tileZoom);if(!(this.elevation-o))return;const r=a+i-o,n=Math.cos(this._pitch)*this.cameraToCenterDistance/r/e.b5(1,s.lat),l=this.scaleZoom(n/this.tileSize);this._elevation=o,this._center=s,this.zoom=l;}setLocationAtPoint(t,i){const a=this.pointCoordinate(i),s=this.pointCoordinate(this.centerPoint),o=this.locationCoordinate(t),r=new e.Z(o.x-(a.x-s.x),o.y-(a.y-s.y));this.center=this.coordinateLocation(r),this._renderWorldCopies&&(this.center=this.center.wrap());}locationPoint(t,e){return e?this.coordinatePoint(this.locationCoordinate(t),e.getElevationForLngLatZoom(t,this.tileZoom),this.pixelMatrix3D):this.coordinatePoint(this.locationCoordinate(t))}pointLocation(t,e){return this.coordinateLocation(this.pointCoordinate(t,e))}locationCoordinate(t){return e.Z.fromLngLat(t)}coordinateLocation(t){return t&&t.toLngLat()}pointCoordinate(t,i){if(i){const e=i.pointCoordinate(t);if(null!=e)return e}const a=[t.x,t.y,0,1],s=[t.x,t.y,1,1];e.af(a,a,this.pixelMatrixInverse),e.af(s,s,this.pixelMatrixInverse);const o=a[3],r=s[3],n=a[1]/o,l=s[1]/r,h=a[2]/o,c=s[2]/r,u=h===c?0:(0-h)/(c-h);return new e.Z(e.y.number(a[0]/o,s[0]/r,u)/this.worldSize,e.y.number(n,l,u)/this.worldSize)}coordinatePoint(t,i=0,a=this.pixelMatrix){const s=[t.x*this.worldSize,t.y*this.worldSize,i,1];return e.af(s,s,a),new e.P(s[0]/s[3],s[1]/s[3])}getBounds(){const t=Math.max(0,this.height/2-this.getHorizon());return (new H).extend(this.pointLocation(new e.P(0,t))).extend(this.pointLocation(new e.P(this.width,t))).extend(this.pointLocation(new e.P(this.width,this.height))).extend(this.pointLocation(new e.P(0,this.height)))}getMaxBounds(){return this.latRange&&2===this.latRange.length&&this.lngRange&&2===this.lngRange.length?new H([this.lngRange[0],this.latRange[0]],[this.lngRange[1],this.latRange[1]]):null}getHorizon(){return Math.tan(Math.PI/2-this._pitch)*this.cameraToCenterDistance*.85}setMaxBounds(t){t?(this.lngRange=[t.getWest(),t.getEast()],this.latRange=[t.getSouth(),t.getNorth()],this._constrain()):(this.lngRange=null,this.latRange=[-85.051129,wa]);}calculateTileMatrix(t){const i=t.canonical,a=this.worldSize/this.zoomScale(i.z),s=i.x+Math.pow(2,i.z)*t.wrap,o=e.an(new Float64Array(16));return e.J(o,o,[s*a,i.y*a,0]),e.K(o,o,[a/e.X,a/e.X,1]),o}calculatePosMatrix(t,i=!1){const a=t.key,s=i?this._alignedPosMatrixCache:this._posMatrixCache;if(s[a])return s[a];const o=this.calculateTileMatrix(t);return e.L(o,i?this.alignedModelViewProjectionMatrix:this.modelViewProjectionMatrix,o),s[a]=new Float32Array(o),s[a]}calculateFogMatrix(t){const i=t.key,a=this._fogMatrixCache;if(a[i])return a[i];const s=this.calculateTileMatrix(t);return e.L(s,this.fogMatrix,s),a[i]=new Float32Array(s),a[i]}customLayerMatrix(){return this.mercatorMatrix.slice()}getConstrained(t,i){i=e.ac(+i,this.minZoom,this.maxZoom);const a={center:new e.N(t.lng,t.lat),zoom:i};let s=this.lngRange;if(!this._renderWorldCopies&&null===s){const t=180-1e-10;s=[-t,t];}const o=this.tileSize*this.zoomScale(a.zoom);let r=0,n=o,l=0,h=o,c=0,u=0;const{x:d,y:_}=this.size;if(this.latRange){const t=this.latRange;r=e.Q(t[1])*o,n=e.Q(t[0])*o,n-r<_&&(c=_/(n-r));}s&&(l=e.b3(e.O(s[0])*o,0,o),h=e.b3(e.O(s[1])*o,0,o),hn&&(g=n-t);}if(s){const t=(l+h)/2;let i=p;this._renderWorldCopies&&(i=e.b3(p,t-o/2,t+o/2));const a=d/2;i-ah&&(f=h-a);}if(void 0!==f||void 0!==g){const t=new e.P(null!=f?f:p,null!=g?g:m);a.center=this.unproject.call({worldSize:o},t).wrap();}return a}_constrain(){if(!this.center||!this.width||!this.height||this._constraining)return;this._constraining=!0;const t=this._unmodified,{center:e,zoom:i}=this.getConstrained(this.center,this.zoom);this.center=e,this.zoom=i,this._unmodified=t,this._constraining=!1;}_calcMatrices(){if(!this.height)return;const t=this.centerOffset,i=this.point.x,a=this.point.y;this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height,this._pixelPerMeter=e.b5(1,this.center.lat)*this.worldSize;let s=e.an(new Float64Array(16));e.K(s,s,[this.width/2,-this.height/2,1]),e.J(s,s,[1,-1,0]),this.labelPlaneMatrix=s,s=e.an(new Float64Array(16)),e.K(s,s,[1,-1,1]),e.J(s,s,[-1,-1,0]),e.K(s,s,[2/this.width,2/this.height,1]),this.glCoordMatrix=s;const o=this.cameraToCenterDistance+this._elevation*this._pixelPerMeter/Math.cos(this._pitch),r=Math.min(this.elevation,this.minElevationForCurrentTile),n=o-r*this._pixelPerMeter/Math.cos(this._pitch),l=r<0?n:o,h=Math.PI/2+this._pitch,c=this._fov*(.5+t.y/this.height),u=Math.sin(c)*l/Math.sin(e.ac(Math.PI-h-c,.01,Math.PI-.01)),d=this.getHorizon(),_=2*Math.atan(d/this.cameraToCenterDistance)*(.5+t.y/(2*d)),p=Math.sin(_)*l/Math.sin(e.ac(Math.PI-h-_,.01,Math.PI-.01)),m=Math.min(u,p);this.farZ=1.01*(Math.cos(Math.PI/2-this._pitch)*m+l),this.nearZ=this.height/50,s=new Float64Array(16),e.b6(s,this._fov,this.width/this.height,this.nearZ,this.farZ),s[8]=2*-t.x/this.width,s[9]=2*t.y/this.height,this.projectionMatrix=e.ae(s),e.K(s,s,[1,-1,1]),e.J(s,s,[0,0,-this.cameraToCenterDistance]),e.b7(s,s,this._pitch),e.ad(s,s,this.angle),e.J(s,s,[-i,-a,0]),this.mercatorMatrix=e.K([],s,[this.worldSize,this.worldSize,this.worldSize]),e.K(s,s,[1,1,this._pixelPerMeter]),this.pixelMatrix=e.L(new Float64Array(16),this.labelPlaneMatrix,s),e.J(s,s,[0,0,-this.elevation]),this.modelViewProjectionMatrix=s,this.invModelViewProjectionMatrix=e.as([],s),this.fogMatrix=new Float64Array(16),e.b6(this.fogMatrix,this._fov,this.width/this.height,o,this.farZ),this.fogMatrix[8]=2*-t.x/this.width,this.fogMatrix[9]=2*t.y/this.height,e.K(this.fogMatrix,this.fogMatrix,[1,-1,1]),e.J(this.fogMatrix,this.fogMatrix,[0,0,-this.cameraToCenterDistance]),e.b7(this.fogMatrix,this.fogMatrix,this._pitch),e.ad(this.fogMatrix,this.fogMatrix,this.angle),e.J(this.fogMatrix,this.fogMatrix,[-i,-a,0]),e.K(this.fogMatrix,this.fogMatrix,[1,1,this._pixelPerMeter]),e.J(this.fogMatrix,this.fogMatrix,[0,0,-this.elevation]),this.pixelMatrix3D=e.L(new Float64Array(16),this.labelPlaneMatrix,s);const f=this.width%2/2,g=this.height%2/2,v=Math.cos(this.angle),x=Math.sin(this.angle),y=i-Math.round(i)+v*f+x*g,b=a-Math.round(a)+v*g+x*f,w=new Float64Array(s);if(e.J(w,w,[y>.5?y-1:y,b>.5?b-1:b,0]),this.alignedModelViewProjectionMatrix=w,s=e.as(new Float64Array(16),this.pixelMatrix),!s)throw new Error("failed to invert matrix");this.pixelMatrixInverse=s,this._posMatrixCache={},this._alignedPosMatrixCache={},this._fogMatrixCache={};}maxPitchScaleFactor(){if(!this.pixelMatrixInverse)return 1;const t=this.pointCoordinate(new e.P(0,0)),i=[t.x*this.worldSize,t.y*this.worldSize,0,1];return e.af(i,i,this.pixelMatrix)[3]/this.cameraToCenterDistance}getCameraPoint(){const t=Math.tan(this._pitch)*(this.cameraToCenterDistance||1);return this.centerPoint.add(new e.P(0,t))}getCameraQueryGeometry(t){const i=this.getCameraPoint();if(1===t.length)return [t[0],i];{let a=i.x,s=i.y,o=i.x,r=i.y;for(const e of t)a=Math.min(a,e.x),s=Math.min(s,e.y),o=Math.max(o,e.x),r=Math.max(r,e.y);return [new e.P(a,s),new e.P(o,s),new e.P(o,r),new e.P(a,r),new e.P(a,s)]}}lngLatToCameraDepth(t,i){const a=this.locationCoordinate(t),s=[a.x*this.worldSize,a.y*this.worldSize,i,1];return e.af(s,s,this.modelViewProjectionMatrix),s[2]/s[3]}}function Ia(t,e){let i,a=!1,s=null,o=null;const r=()=>{s=null,a&&(t.apply(o,i),s=setTimeout(r,e),a=!1);};return (...t)=>(a=!0,o=this,i=t,s||r(),s)}class Ea{constructor(t){this._getCurrentHash=()=>{const t=window.location.hash.replace("#","");if(this._hashName){let e;return t.split("&").map((t=>t.split("="))).forEach((t=>{t[0]===this._hashName&&(e=t);})),(e&&e[1]||"").split("/")}return t.split("/")},this._onHashChange=()=>{const t=this._getCurrentHash();if(t.length>=3&&!t.some((t=>isNaN(t)))){const e=this._map.dragRotate.isEnabled()&&this._map.touchZoomRotate.isEnabled()?+(t[3]||0):this._map.getBearing();return this._map.jumpTo({center:[+t[2],+t[1]],zoom:+t[0],bearing:e,pitch:+(t[4]||0)}),!0}return !1},this._updateHashUnthrottled=()=>{const t=window.location.href.replace(/(#.*)?$/,this.getHashString());window.history.replaceState(window.history.state,null,t);},this._removeHash=()=>{const t=this._getCurrentHash();if(0===t.length)return;const e=t.join("/");let i=e;i.split("&").length>0&&(i=i.split("&")[0]),this._hashName&&(i=`${this._hashName}=${e}`);let a=window.location.hash.replace(i,"");a.startsWith("#&")?a=a.slice(0,1)+a.slice(2):"#"===a&&(a="");let s=window.location.href.replace(/(#.+)?$/,a);s=s.replace("&&","&"),window.history.replaceState(window.history.state,null,s);},this._updateHash=Ia(this._updateHashUnthrottled,300),this._hashName=t&&encodeURIComponent(t);}addTo(t){return this._map=t,addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this}remove(){return removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),clearTimeout(this._updateHash()),this._removeHash(),delete this._map,this}getHashString(t){const e=this._map.getCenter(),i=Math.round(100*this._map.getZoom())/100,a=Math.ceil((i*Math.LN2+Math.log(512/360/.5))/Math.LN10),s=Math.pow(10,a),o=Math.round(e.lng*s)/s,r=Math.round(e.lat*s)/s,n=this._map.getBearing(),l=this._map.getPitch();let h="";if(h+=t?`/${o}/${r}/${i}`:`${i}/${r}/${o}`,(n||l)&&(h+="/"+Math.round(10*n)/10),l&&(h+=`/${Math.round(l)}`),this._hashName){const t=this._hashName;let e=!1;const i=window.location.hash.slice(1).split("&").map((i=>{const a=i.split("=")[0];return a===t?(e=!0,`${a}=${h}`):i})).filter((t=>t));return e||i.push(`${t}=${h}`),`#${i.join("&")}`}return `#${h}`}}const Pa={linearity:.3,easing:e.b8(0,0,.3,1)},Ca=e.e({deceleration:2500,maxSpeed:1400},Pa),Sa=e.e({deceleration:20,maxSpeed:1400},Pa),za=e.e({deceleration:1e3,maxSpeed:360},Pa),Da=e.e({deceleration:1e3,maxSpeed:90},Pa);class Ma{constructor(t){this._map=t,this.clear();}clear(){this._inertiaBuffer=[];}record(t){this._drainInertiaBuffer(),this._inertiaBuffer.push({time:o.now(),settings:t});}_drainInertiaBuffer(){const t=this._inertiaBuffer,e=o.now();for(;t.length>0&&e-t[0].time>160;)t.shift();}_onMoveEnd(t){if(this._drainInertiaBuffer(),this._inertiaBuffer.length<2)return;const i={zoom:0,bearing:0,pitch:0,pan:new e.P(0,0),pinchAround:void 0,around:void 0};for(const{settings:t}of this._inertiaBuffer)i.zoom+=t.zoomDelta||0,i.bearing+=t.bearingDelta||0,i.pitch+=t.pitchDelta||0,t.panDelta&&i.pan._add(t.panDelta),t.around&&(i.around=t.around),t.pinchAround&&(i.pinchAround=t.pinchAround);const a=this._inertiaBuffer[this._inertiaBuffer.length-1].time-this._inertiaBuffer[0].time,s={};if(i.pan.mag()){const o=Ra(i.pan.mag(),a,e.e({},Ca,t||{}));s.offset=i.pan.mult(o.amount/i.pan.mag()),s.center=this._map.transform.center,Aa(s,o);}if(i.zoom){const t=Ra(i.zoom,a,Sa);s.zoom=this._map.transform.zoom+t.amount,Aa(s,t);}if(i.bearing){const t=Ra(i.bearing,a,za);s.bearing=this._map.transform.bearing+e.ac(t.amount,-179,179),Aa(s,t);}if(i.pitch){const t=Ra(i.pitch,a,Da);s.pitch=this._map.transform.pitch+t.amount,Aa(s,t);}if(s.zoom||s.bearing){const t=void 0===i.pinchAround?i.around:i.pinchAround;s.around=t?this._map.unproject(t):this._map.getCenter();}return this.clear(),e.e(s,{noMoveStart:!0})}}function Aa(t,e){(!t.duration||t.durationi.unproject(t))),l=o.reduce(((t,e,i,a)=>t.add(e.div(a.length))),new e.P(0,0));super(t,{points:o,point:l,lngLats:n,lngLat:i.unproject(l),originalEvent:a}),this._defaultPrevented=!1;}}class Fa extends e.k{preventDefault(){this._defaultPrevented=!0;}get defaultPrevented(){return this._defaultPrevented}constructor(t,e,i){super(t,{originalEvent:i}),this._defaultPrevented=!1;}}class Ba{constructor(t,e){this._map=t,this._clickTolerance=e.clickTolerance;}reset(){delete this._mousedownPos;}wheel(t){return this._firePreventable(new Fa(t.type,this._map,t))}mousedown(t,e){return this._mousedownPos=e,this._firePreventable(new ka(t.type,this._map,t))}mouseup(t){this._map.fire(new ka(t.type,this._map,t));}click(t,e){this._mousedownPos&&this._mousedownPos.dist(e)>=this._clickTolerance||this._map.fire(new ka(t.type,this._map,t));}dblclick(t){return this._firePreventable(new ka(t.type,this._map,t))}mouseover(t){this._map.fire(new ka(t.type,this._map,t));}mouseout(t){this._map.fire(new ka(t.type,this._map,t));}touchstart(t){return this._firePreventable(new La(t.type,this._map,t))}touchmove(t){this._map.fire(new La(t.type,this._map,t));}touchend(t){this._map.fire(new La(t.type,this._map,t));}touchcancel(t){this._map.fire(new La(t.type,this._map,t));}_firePreventable(t){if(this._map.fire(t),t.defaultPrevented)return {}}isEnabled(){return !0}isActive(){return !1}enable(){}disable(){}}class Oa{constructor(t){this._map=t;}reset(){this._delayContextMenu=!1,this._ignoreContextMenu=!0,delete this._contextMenuEvent;}mousemove(t){this._map.fire(new ka(t.type,this._map,t));}mousedown(){this._delayContextMenu=!0,this._ignoreContextMenu=!1;}mouseup(){this._delayContextMenu=!1,this._contextMenuEvent&&(this._map.fire(new ka("contextmenu",this._map,this._contextMenuEvent)),delete this._contextMenuEvent);}contextmenu(t){this._delayContextMenu?this._contextMenuEvent=t:this._ignoreContextMenu||this._map.fire(new ka(t.type,this._map,t)),this._map.listens("contextmenu")&&t.preventDefault();}isEnabled(){return !0}isActive(){return !1}enable(){}disable(){}}class Na{constructor(t){this._map=t;}get transform(){return this._map._requestedCameraState||this._map.transform}get center(){return {lng:this.transform.center.lng,lat:this.transform.center.lat}}get zoom(){return this.transform.zoom}get pitch(){return this.transform.pitch}get bearing(){return this.transform.bearing}unproject(t){return this.transform.pointLocation(e.P.convert(t),this._map.terrain)}}class Ua{constructor(t,e){this._map=t,this._tr=new Na(t),this._el=t.getCanvasContainer(),this._container=t.getContainer(),this._clickTolerance=e.clickTolerance||1;}isEnabled(){return !!this._enabled}isActive(){return !!this._active}enable(){this.isEnabled()||(this._enabled=!0);}disable(){this.isEnabled()&&(this._enabled=!1);}mousedown(t,e){this.isEnabled()&&t.shiftKey&&0===t.button&&(r.disableDrag(),this._startPos=this._lastPos=e,this._active=!0);}mousemoveWindow(t,e){if(!this._active)return;const i=e;if(this._lastPos.equals(i)||!this._box&&i.dist(this._startPos)t.fitScreenCoordinates(a,s,this._tr.bearing,{linear:!0})};this._fireEvent("boxzoomcancel",t);}keydown(t){this._active&&27===t.keyCode&&(this.reset(),this._fireEvent("boxzoomcancel",t));}reset(){this._active=!1,this._container.classList.remove("maplibregl-crosshair"),this._box&&(r.remove(this._box),this._box=null),r.enableDrag(),delete this._startPos,delete this._lastPos;}_fireEvent(t,i){return this._map.fire(new e.k(t,{originalEvent:i}))}}function ja(t,e){if(t.length!==e.length)throw new Error(`The number of touches and points are not equal - touches ${t.length}, points ${e.length}`);const i={};for(let a=0;athis.numTouches)&&(this.aborted=!0),this.aborted||(void 0===this.startTime&&(this.startTime=t.timeStamp),a.length===this.numTouches&&(this.centroid=function(t){const i=new e.P(0,0);for(const e of t)i._add(e);return i.div(t.length)}(i),this.touches=ja(a,i)));}touchmove(t,e,i){if(this.aborted||!this.centroid)return;const a=ja(i,e);for(const t in this.touches){const e=a[t];(!e||e.dist(this.touches[t])>30)&&(this.aborted=!0);}}touchend(t,e,i){if((!this.centroid||t.timeStamp-this.startTime>500)&&(this.aborted=!0),0===i.length){const t=!this.aborted&&this.centroid;if(this.reset(),t)return t}}}class qa{constructor(t){this.singleTap=new Za(t),this.numTaps=t.numTaps,this.reset();}reset(){this.lastTime=1/0,delete this.lastTap,this.count=0,this.singleTap.reset();}touchstart(t,e,i){this.singleTap.touchstart(t,e,i);}touchmove(t,e,i){this.singleTap.touchmove(t,e,i);}touchend(t,e,i){const a=this.singleTap.touchend(t,e,i);if(a){const e=t.timeStamp-this.lastTime<500,i=!this.lastTap||this.lastTap.dist(a)<30;if(e&&i||this.reset(),this.count++,this.lastTime=t.timeStamp,this.lastTap=a,this.count===this.numTaps)return this.reset(),a}}}class Va{constructor(t){this._tr=new Na(t),this._zoomIn=new qa({numTouches:1,numTaps:2}),this._zoomOut=new qa({numTouches:2,numTaps:1}),this.reset();}reset(){this._active=!1,this._zoomIn.reset(),this._zoomOut.reset();}touchstart(t,e,i){this._zoomIn.touchstart(t,e,i),this._zoomOut.touchstart(t,e,i);}touchmove(t,e,i){this._zoomIn.touchmove(t,e,i),this._zoomOut.touchmove(t,e,i);}touchend(t,e,i){const a=this._zoomIn.touchend(t,e,i),s=this._zoomOut.touchend(t,e,i),o=this._tr;return a?(this._active=!0,t.preventDefault(),setTimeout((()=>this.reset()),0),{cameraAnimation:e=>e.easeTo({duration:300,zoom:o.zoom+1,around:o.unproject(a)},{originalEvent:t})}):s?(this._active=!0,t.preventDefault(),setTimeout((()=>this.reset()),0),{cameraAnimation:e=>e.easeTo({duration:300,zoom:o.zoom-1,around:o.unproject(s)},{originalEvent:t})}):void 0}touchcancel(){this.reset();}enable(){this._enabled=!0;}disable(){this._enabled=!1,this.reset();}isEnabled(){return this._enabled}isActive(){return this._active}}class Ga{constructor(t){this._enabled=!!t.enable,this._moveStateManager=t.moveStateManager,this._clickTolerance=t.clickTolerance||1,this._moveFunction=t.move,this._activateOnStart=!!t.activateOnStart,t.assignEvents(this),this.reset();}reset(t){this._active=!1,this._moved=!1,delete this._lastPoint,this._moveStateManager.endMove(t);}_move(...t){const e=this._moveFunction(...t);if(e.bearingDelta||e.pitchDelta||e.around||e.panDelta)return this._active=!0,e}dragStart(t,e){this.isEnabled()&&!this._lastPoint&&this._moveStateManager.isValidStartEvent(t)&&(this._moveStateManager.startMove(t),this._lastPoint=e.length?e[0]:e,this._activateOnStart&&this._lastPoint&&(this._active=!0));}dragMove(t,e){if(!this.isEnabled())return;const i=this._lastPoint;if(!i)return;if(t.preventDefault(),!this._moveStateManager.isValidMoveEvent(t))return void this.reset(t);const a=e.length?e[0]:e;return !this._moved&&a.dist(i){t.mousedown=t.dragStart,t.mousemoveWindow=t.dragMove,t.mouseup=t.dragEnd,t.contextmenu=t=>{t.preventDefault();};},Ka=({enable:t,clickTolerance:e,bearingDegreesPerPixelMoved:i=.8})=>{const a=new Wa({checkCorrectEvent:t=>0===r.mouseButton(t)&&t.ctrlKey||2===r.mouseButton(t)});return new Ga({clickTolerance:e,move:(t,e)=>({bearingDelta:(e.x-t.x)*i}),moveStateManager:a,enable:t,assignEvents:Xa})},Ja=({enable:t,clickTolerance:e,pitchDegreesPerPixelMoved:i=-.5})=>{const a=new Wa({checkCorrectEvent:t=>0===r.mouseButton(t)&&t.ctrlKey||2===r.mouseButton(t)});return new Ga({clickTolerance:e,move:(t,e)=>({pitchDelta:(e.y-t.y)*i}),moveStateManager:a,enable:t,assignEvents:Xa})};class Ya{constructor(t,e){this._clickTolerance=t.clickTolerance||1,this._map=e,this.reset();}reset(){this._active=!1,this._touches={},this._sum=new e.P(0,0);}_shouldBePrevented(t){return t<(this._map.cooperativeGestures.isEnabled()?2:1)}touchstart(t,e,i){return this._calculateTransform(t,e,i)}touchmove(t,e,i){if(this._active){if(!this._shouldBePrevented(i.length))return t.preventDefault(),this._calculateTransform(t,e,i);this._map.cooperativeGestures.notifyGestureBlocked("touch_pan",t);}}touchend(t,e,i){this._calculateTransform(t,e,i),this._active&&this._shouldBePrevented(i.length)&&this.reset();}touchcancel(){this.reset();}_calculateTransform(t,i,a){a.length>0&&(this._active=!0);const s=ja(a,i),o=new e.P(0,0),r=new e.P(0,0);let n=0;for(const t in s){const e=s[t],i=this._touches[t];i&&(o._add(e),r._add(e.sub(i)),n++,s[t]=e);}if(this._touches=s,this._shouldBePrevented(n)||!r.mag())return;const l=r.div(n);return this._sum._add(l),this._sum.mag()Math.abs(t.x)}class rs extends Qa{constructor(t){super(),this._currentTouchCount=0,this._map=t;}reset(){super.reset(),this._valid=void 0,delete this._firstMove,delete this._lastPoints;}touchstart(t,e,i){super.touchstart(t,e,i),this._currentTouchCount=i.length;}_start(t){this._lastPoints=t,os(t[0].sub(t[1]))&&(this._valid=!1);}_move(t,e,i){if(this._map.cooperativeGestures.isEnabled()&&this._currentTouchCount<3)return;const a=t[0].sub(this._lastPoints[0]),s=t[1].sub(this._lastPoints[1]);return this._valid=this.gestureBeginsVertically(a,s,i.timeStamp),this._valid?(this._lastPoints=t,this._active=!0,{pitchDelta:(a.y+s.y)/2*-.5}):void 0}gestureBeginsVertically(t,e,i){if(void 0!==this._valid)return this._valid;const a=t.mag()>=2,s=e.mag()>=2;if(!a&&!s)return;if(!a||!s)return void 0===this._firstMove&&(this._firstMove=i),i-this._firstMove<100&&void 0;const o=t.y>0==e.y>0;return os(t)&&os(e)&&o}}const ns={panStep:100,bearingStep:15,pitchStep:10};class ls{constructor(t){this._tr=new Na(t);const e=ns;this._panStep=e.panStep,this._bearingStep=e.bearingStep,this._pitchStep=e.pitchStep,this._rotationDisabled=!1;}reset(){this._active=!1;}keydown(t){if(t.altKey||t.ctrlKey||t.metaKey)return;let e=0,i=0,a=0,s=0,o=0;switch(t.keyCode){case 61:case 107:case 171:case 187:e=1;break;case 189:case 109:case 173:e=-1;break;case 37:t.shiftKey?i=-1:(t.preventDefault(),s=-1);break;case 39:t.shiftKey?i=1:(t.preventDefault(),s=1);break;case 38:t.shiftKey?a=1:(t.preventDefault(),o=-1);break;case 40:t.shiftKey?a=-1:(t.preventDefault(),o=1);break;default:return}return this._rotationDisabled&&(i=0,a=0),{cameraAnimation:r=>{const n=this._tr;r.easeTo({duration:300,easeId:"keyboardHandler",easing:hs,zoom:e?Math.round(n.zoom)+e*(t.shiftKey?2:1):n.zoom,bearing:n.bearing+i*this._bearingStep,pitch:n.pitch+a*this._pitchStep,offset:[-s*this._panStep,-o*this._panStep],center:n.center},{originalEvent:t});}}}enable(){this._enabled=!0;}disable(){this._enabled=!1,this.reset();}isEnabled(){return this._enabled}isActive(){return this._active}disableRotation(){this._rotationDisabled=!0;}enableRotation(){this._rotationDisabled=!1;}}function hs(t){return t*(2-t)}const cs=4.000244140625;class us{constructor(t,e){this._onTimeout=t=>{this._type="wheel",this._delta-=this._lastValue,this._active||this._start(t);},this._map=t,this._tr=new Na(t),this._triggerRenderFrame=e,this._delta=0,this._defaultZoomRate=.01,this._wheelZoomRate=.0022222222222222222;}setZoomRate(t){this._defaultZoomRate=t;}setWheelZoomRate(t){this._wheelZoomRate=t;}isEnabled(){return !!this._enabled}isActive(){return !!this._active||void 0!==this._finishTimeout}isZooming(){return !!this._zooming}enable(t){this.isEnabled()||(this._enabled=!0,this._aroundCenter=!!t&&"center"===t.around);}disable(){this.isEnabled()&&(this._enabled=!1);}_shouldBePrevented(t){return !!this._map.cooperativeGestures.isEnabled()&&!(t.ctrlKey||this._map.cooperativeGestures.isBypassed(t))}wheel(t){if(!this.isEnabled())return;if(this._shouldBePrevented(t))return void this._map.cooperativeGestures.notifyGestureBlocked("wheel_zoom",t);let e=t.deltaMode===WheelEvent.DOM_DELTA_LINE?40*t.deltaY:t.deltaY;const i=o.now(),a=i-(this._lastWheelEventTime||0);this._lastWheelEventTime=i,0!==e&&e%cs==0?this._type="wheel":0!==e&&Math.abs(e)<4?this._type="trackpad":a>400?(this._type=null,this._lastValue=e,this._timeout=setTimeout(this._onTimeout,40,t)):this._type||(this._type=Math.abs(a*e)<200?"trackpad":"wheel",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,e+=this._lastValue)),t.shiftKey&&e&&(e/=4),this._type&&(this._lastWheelEvent=t,this._delta-=e,this._active||this._start(t)),t.preventDefault();}_start(t){if(!this._delta)return;this._frameId&&(this._frameId=null),this._active=!0,this.isZooming()||(this._zooming=!0),this._finishTimeout&&(clearTimeout(this._finishTimeout),delete this._finishTimeout);const i=r.mousePos(this._map.getCanvas(),t),a=this._tr;this._around=i.y>a.transform.height/2-a.transform.getHorizon()?e.N.convert(this._aroundCenter?a.center:a.unproject(i)):e.N.convert(a.center),this._aroundPoint=a.transform.locationPoint(this._around),this._frameId||(this._frameId=!0,this._triggerRenderFrame());}renderFrame(){if(!this._frameId)return;if(this._frameId=null,!this.isActive())return;const t=this._tr.transform;if(0!==this._delta){const e="wheel"===this._type&&Math.abs(this._delta)>cs?this._wheelZoomRate:this._defaultZoomRate;let i=2/(1+Math.exp(-Math.abs(this._delta*e)));this._delta<0&&0!==i&&(i=1/i);const a="number"==typeof this._targetZoom?t.zoomScale(this._targetZoom):t.scale;this._targetZoom=Math.min(t.maxZoom,Math.max(t.minZoom,t.scaleZoom(a*i))),"wheel"===this._type&&(this._startZoom=t.zoom,this._easing=this._smoothOutEasing(200)),this._delta=0;}const i="number"==typeof this._targetZoom?this._targetZoom:t.zoom,a=this._startZoom,s=this._easing;let r,n=!1;const l=o.now()-this._lastWheelEventTime;if("wheel"===this._type&&a&&s&&l){const t=Math.min(l/200,1),o=s(t);r=e.y.number(a,i,o),t<1?this._frameId||(this._frameId=!0):n=!0;}else r=i,n=!0;return this._active=!0,n&&(this._active=!1,this._finishTimeout=setTimeout((()=>{this._zooming=!1,this._triggerRenderFrame(),delete this._targetZoom,delete this._finishTimeout;}),200)),{noInertia:!0,needsRenderFrame:!n,zoomDelta:r-t.zoom,around:this._aroundPoint,originalEvent:this._lastWheelEvent}}_smoothOutEasing(t){let i=e.b9;if(this._prevEase){const t=this._prevEase,a=(o.now()-t.start)/t.duration,s=t.easing(a+.01)-t.easing(a),r=.27/Math.sqrt(s*s+1e-4)*.01,n=Math.sqrt(.0729-r*r);i=e.b8(r,n,.25,1);}return this._prevEase={start:o.now(),duration:t,easing:i},i}reset(){this._active=!1,this._zooming=!1,delete this._targetZoom,this._finishTimeout&&(clearTimeout(this._finishTimeout),delete this._finishTimeout);}}class ds{constructor(t,e){this._clickZoom=t,this._tapZoom=e;}enable(){this._clickZoom.enable(),this._tapZoom.enable();}disable(){this._clickZoom.disable(),this._tapZoom.disable();}isEnabled(){return this._clickZoom.isEnabled()&&this._tapZoom.isEnabled()}isActive(){return this._clickZoom.isActive()||this._tapZoom.isActive()}}class _s{constructor(t){this._tr=new Na(t),this.reset();}reset(){this._active=!1;}dblclick(t,e){return t.preventDefault(),{cameraAnimation:i=>{i.easeTo({duration:300,zoom:this._tr.zoom+(t.shiftKey?-1:1),around:this._tr.unproject(e)},{originalEvent:t});}}}enable(){this._enabled=!0;}disable(){this._enabled=!1,this.reset();}isEnabled(){return this._enabled}isActive(){return this._active}}class ps{constructor(){this._tap=new qa({numTouches:1,numTaps:1}),this.reset();}reset(){this._active=!1,delete this._swipePoint,delete this._swipeTouch,delete this._tapTime,delete this._tapPoint,this._tap.reset();}touchstart(t,e,i){if(!this._swipePoint)if(this._tapTime){const a=e[0],s=t.timeStamp-this._tapTime<500,o=this._tapPoint.dist(a)<30;s&&o?i.length>0&&(this._swipePoint=a,this._swipeTouch=i[0].identifier):this.reset();}else this._tap.touchstart(t,e,i);}touchmove(t,e,i){if(this._tapTime){if(this._swipePoint){if(i[0].identifier!==this._swipeTouch)return;const a=e[0],s=a.y-this._swipePoint.y;return this._swipePoint=a,t.preventDefault(),this._active=!0,{zoomDelta:s/128}}}else this._tap.touchmove(t,e,i);}touchend(t,e,i){if(this._tapTime)this._swipePoint&&0===i.length&&this.reset();else {const a=this._tap.touchend(t,e,i);a&&(this._tapTime=t.timeStamp,this._tapPoint=a);}}touchcancel(){this.reset();}enable(){this._enabled=!0;}disable(){this._enabled=!1,this.reset();}isEnabled(){return this._enabled}isActive(){return this._active}}class ms{constructor(t,e,i){this._el=t,this._mousePan=e,this._touchPan=i;}enable(t){this._inertiaOptions=t||{},this._mousePan.enable(),this._touchPan.enable(),this._el.classList.add("maplibregl-touch-drag-pan");}disable(){this._mousePan.disable(),this._touchPan.disable(),this._el.classList.remove("maplibregl-touch-drag-pan");}isEnabled(){return this._mousePan.isEnabled()&&this._touchPan.isEnabled()}isActive(){return this._mousePan.isActive()||this._touchPan.isActive()}}class fs{constructor(t,e,i){this._pitchWithRotate=t.pitchWithRotate,this._mouseRotate=e,this._mousePitch=i;}enable(){this._mouseRotate.enable(),this._pitchWithRotate&&this._mousePitch.enable();}disable(){this._mouseRotate.disable(),this._mousePitch.disable();}isEnabled(){return this._mouseRotate.isEnabled()&&(!this._pitchWithRotate||this._mousePitch.isEnabled())}isActive(){return this._mouseRotate.isActive()||this._mousePitch.isActive()}}class gs{constructor(t,e,i,a){this._el=t,this._touchZoom=e,this._touchRotate=i,this._tapDragZoom=a,this._rotationDisabled=!1,this._enabled=!0;}enable(t){this._touchZoom.enable(t),this._rotationDisabled||this._touchRotate.enable(t),this._tapDragZoom.enable(),this._el.classList.add("maplibregl-touch-zoom-rotate");}disable(){this._touchZoom.disable(),this._touchRotate.disable(),this._tapDragZoom.disable(),this._el.classList.remove("maplibregl-touch-zoom-rotate");}isEnabled(){return this._touchZoom.isEnabled()&&(this._rotationDisabled||this._touchRotate.isEnabled())&&this._tapDragZoom.isEnabled()}isActive(){return this._touchZoom.isActive()||this._touchRotate.isActive()||this._tapDragZoom.isActive()}disableRotation(){this._rotationDisabled=!0,this._touchRotate.disable();}enableRotation(){this._rotationDisabled=!1,this._touchZoom.isEnabled()&&this._touchRotate.enable();}}class vs{constructor(t,e){this._bypassKey=-1!==navigator.userAgent.indexOf("Mac")?"metaKey":"ctrlKey",this._map=t,this._options=e,this._enabled=!1;}isActive(){return !1}reset(){}_setupUI(){if(this._container)return;const t=this._map.getCanvasContainer();t.classList.add("maplibregl-cooperative-gestures"),this._container=r.create("div","maplibregl-cooperative-gesture-screen",t);let e=this._map._getUIString("CooperativeGesturesHandler.WindowsHelpText");"metaKey"===this._bypassKey&&(e=this._map._getUIString("CooperativeGesturesHandler.MacHelpText"));const i=this._map._getUIString("CooperativeGesturesHandler.MobileHelpText"),a=document.createElement("div");a.className="maplibregl-desktop-message",a.textContent=e,this._container.appendChild(a);const s=document.createElement("div");s.className="maplibregl-mobile-message",s.textContent=i,this._container.appendChild(s),this._container.setAttribute("aria-hidden","true");}_destroyUI(){this._container&&(r.remove(this._container),this._map.getCanvasContainer().classList.remove("maplibregl-cooperative-gestures")),delete this._container;}enable(){this._setupUI(),this._enabled=!0;}disable(){this._enabled=!1,this._destroyUI();}isEnabled(){return this._enabled}isBypassed(t){return t[this._bypassKey]}notifyGestureBlocked(t,i){this._enabled&&(this._map.fire(new e.k("cooperativegestureprevented",{gestureType:t,originalEvent:i})),this._container.classList.add("maplibregl-show"),setTimeout((()=>{this._container.classList.remove("maplibregl-show");}),100));}}const xs=t=>t.zoom||t.drag||t.pitch||t.rotate;class ys extends e.k{}function bs(t){return t.panDelta&&t.panDelta.mag()||t.zoomDelta||t.bearingDelta||t.pitchDelta}class ws{constructor(t,e){this.handleWindowEvent=t=>{this.handleEvent(t,`${t.type}Window`);},this.handleEvent=(t,e)=>{if("blur"===t.type)return void this.stop(!0);this._updatingCamera=!0;const i="renderFrame"===t.type?void 0:t,a={needsRenderFrame:!1},s={},o={},n=t.touches,l=n?this._getMapTouches(n):void 0,h=l?r.touchPos(this._map.getCanvas(),l):r.mousePos(this._map.getCanvas(),t);for(const{handlerName:r,handler:n,allowed:c}of this._handlers){if(!n.isEnabled())continue;let u;this._blockedByActive(o,c,r)?n.reset():n[e||t.type]&&(u=n[e||t.type](t,h,l),this.mergeHandlerResult(a,s,u,r,i),u&&u.needsRenderFrame&&this._triggerRenderFrame()),(u||n.isActive())&&(o[r]=n);}const c={};for(const t in this._previousActiveHandlers)o[t]||(c[t]=i);this._previousActiveHandlers=o,(Object.keys(c).length||bs(a))&&(this._changes.push([a,s,c]),this._triggerRenderFrame()),(Object.keys(o).length||bs(a))&&this._map._stop(!0),this._updatingCamera=!1;const{cameraAnimation:u}=a;u&&(this._inertia.clear(),this._fireEvents({},{},!0),this._changes=[],u(this._map));},this._map=t,this._el=this._map.getCanvasContainer(),this._handlers=[],this._handlersById={},this._changes=[],this._inertia=new Ma(t),this._bearingSnap=e.bearingSnap,this._previousActiveHandlers={},this._eventsInProgress={},this._addDefaultHandlers(e);const i=this._el;this._listeners=[[i,"touchstart",{passive:!0}],[i,"touchmove",{passive:!1}],[i,"touchend",void 0],[i,"touchcancel",void 0],[i,"mousedown",void 0],[i,"mousemove",void 0],[i,"mouseup",void 0],[document,"mousemove",{capture:!0}],[document,"mouseup",void 0],[i,"mouseover",void 0],[i,"mouseout",void 0],[i,"dblclick",void 0],[i,"click",void 0],[i,"keydown",{capture:!1}],[i,"keyup",void 0],[i,"wheel",{passive:!1}],[i,"contextmenu",void 0],[window,"blur",void 0]];for(const[t,e,i]of this._listeners)r.addEventListener(t,e,t===document?this.handleWindowEvent:this.handleEvent,i);}destroy(){for(const[t,e,i]of this._listeners)r.removeEventListener(t,e,t===document?this.handleWindowEvent:this.handleEvent,i);}_addDefaultHandlers(t){const e=this._map,i=e.getCanvasContainer();this._add("mapEvent",new Ba(e,t));const a=e.boxZoom=new Ua(e,t);this._add("boxZoom",a),t.interactive&&t.boxZoom&&a.enable();const s=e.cooperativeGestures=new vs(e,t.cooperativeGestures);this._add("cooperativeGestures",s),t.cooperativeGestures&&s.enable();const o=new Va(e),n=new _s(e);e.doubleClickZoom=new ds(n,o),this._add("tapZoom",o),this._add("clickZoom",n),t.interactive&&t.doubleClickZoom&&e.doubleClickZoom.enable();const l=new ps;this._add("tapDragZoom",l);const h=e.touchPitch=new rs(e);this._add("touchPitch",h),t.interactive&&t.touchPitch&&e.touchPitch.enable(t.touchPitch);const c=Ka(t),u=Ja(t);e.dragRotate=new fs(t,c,u),this._add("mouseRotate",c,["mousePitch"]),this._add("mousePitch",u,["mouseRotate"]),t.interactive&&t.dragRotate&&e.dragRotate.enable();const d=(({enable:t,clickTolerance:e})=>{const i=new Wa({checkCorrectEvent:t=>0===r.mouseButton(t)&&!t.ctrlKey});return new Ga({clickTolerance:e,move:(t,e)=>({around:e,panDelta:e.sub(t)}),activateOnStart:!0,moveStateManager:i,enable:t,assignEvents:Xa})})(t),_=new Ya(t,e);e.dragPan=new ms(i,d,_),this._add("mousePan",d),this._add("touchPan",_,["touchZoom","touchRotate"]),t.interactive&&t.dragPan&&e.dragPan.enable(t.dragPan);const p=new ss,m=new is;e.touchZoomRotate=new gs(i,m,p,l),this._add("touchRotate",p,["touchPan","touchZoom"]),this._add("touchZoom",m,["touchPan","touchRotate"]),t.interactive&&t.touchZoomRotate&&e.touchZoomRotate.enable(t.touchZoomRotate);const f=e.scrollZoom=new us(e,(()=>this._triggerRenderFrame()));this._add("scrollZoom",f,["mousePan"]),t.interactive&&t.scrollZoom&&e.scrollZoom.enable(t.scrollZoom);const g=e.keyboard=new ls(e);this._add("keyboard",g),t.interactive&&t.keyboard&&e.keyboard.enable(),this._add("blockableMapEvent",new Oa(e));}_add(t,e,i){this._handlers.push({handlerName:t,handler:e,allowed:i}),this._handlersById[t]=e;}stop(t){if(!this._updatingCamera){for(const{handler:t}of this._handlers)t.reset();this._inertia.clear(),this._fireEvents({},{},t),this._changes=[];}}isActive(){for(const{handler:t}of this._handlers)if(t.isActive())return !0;return !1}isZooming(){return !!this._eventsInProgress.zoom||this._map.scrollZoom.isZooming()}isRotating(){return !!this._eventsInProgress.rotate}isMoving(){return Boolean(xs(this._eventsInProgress))||this.isZooming()}_blockedByActive(t,e,i){for(const a in t)if(a!==i&&(!e||e.indexOf(a)<0))return !0;return !1}_getMapTouches(t){const e=[];for(const i of t)this._el.contains(i.target)&&e.push(i);return e}mergeHandlerResult(t,i,a,s,o){if(!a)return;e.e(t,a);const r={handlerName:s,originalEvent:a.originalEvent||o};void 0!==a.zoomDelta&&(i.zoom=r),void 0!==a.panDelta&&(i.drag=r),void 0!==a.pitchDelta&&(i.pitch=r),void 0!==a.bearingDelta&&(i.rotate=r);}_applyChanges(){const t={},i={},a={};for(const[s,o,r]of this._changes)s.panDelta&&(t.panDelta=(t.panDelta||new e.P(0,0))._add(s.panDelta)),s.zoomDelta&&(t.zoomDelta=(t.zoomDelta||0)+s.zoomDelta),s.bearingDelta&&(t.bearingDelta=(t.bearingDelta||0)+s.bearingDelta),s.pitchDelta&&(t.pitchDelta=(t.pitchDelta||0)+s.pitchDelta),void 0!==s.around&&(t.around=s.around),void 0!==s.pinchAround&&(t.pinchAround=s.pinchAround),s.noInertia&&(t.noInertia=s.noInertia),e.e(i,o),e.e(a,r);this._updateMapTransform(t,i,a),this._changes=[];}_updateMapTransform(t,e,i){const a=this._map,s=a._getTransformForUpdate(),o=a.terrain;if(!(bs(t)||o&&this._terrainMovement))return this._fireEvents(e,i,!0);let{panDelta:r,zoomDelta:n,bearingDelta:l,pitchDelta:h,around:c,pinchAround:u}=t;void 0!==u&&(c=u),a._stop(!0),c=c||a.transform.centerPoint;const d=s.pointLocation(r?c.sub(r):c);l&&(s.bearing+=l),h&&(s.pitch+=h),n&&(s.zoom+=n),o?this._terrainMovement||!e.drag&&!e.zoom?e.drag&&this._terrainMovement?s.center=s.pointLocation(s.centerPoint.sub(r)):s.setLocationAtPoint(d,c):(this._terrainMovement=!0,this._map._elevationFreeze=!0,s.setLocationAtPoint(d,c)):s.setLocationAtPoint(d,c),a._applyUpdatedTransform(s),this._map._update(),t.noInertia||this._inertia.record(t),this._fireEvents(e,i,!0);}_fireEvents(t,i,a){const s=xs(this._eventsInProgress),r=xs(t),n={};for(const e in t){const{originalEvent:i}=t[e];this._eventsInProgress[e]||(n[`${e}start`]=i),this._eventsInProgress[e]=t[e];}!s&&r&&this._fireEvent("movestart",r.originalEvent);for(const t in n)this._fireEvent(t,n[t]);r&&this._fireEvent("move",r.originalEvent);for(const e in t){const{originalEvent:i}=t[e];this._fireEvent(e,i);}const l={};let h;for(const t in this._eventsInProgress){const{handlerName:e,originalEvent:a}=this._eventsInProgress[t];this._handlersById[e].isActive()||(delete this._eventsInProgress[t],h=i[e]||a,l[`${t}end`]=h);}for(const t in l)this._fireEvent(t,l[t]);const c=xs(this._eventsInProgress),u=(s||r)&&!c;if(u&&this._terrainMovement){this._map._elevationFreeze=!1,this._terrainMovement=!1;const t=this._map._getTransformForUpdate();t.recalculateZoom(this._map.terrain),this._map._applyUpdatedTransform(t);}if(a&&u){this._updatingCamera=!0;const t=this._inertia._onMoveEnd(this._map.dragPan._inertiaOptions),i=t=>0!==t&&-this._bearingSnap{delete this._frameId,this.handleEvent(new ys("renderFrame",{timeStamp:t})),this._applyChanges();}))}_triggerRenderFrame(){void 0===this._frameId&&(this._frameId=this._requestFrame());}}class Ts extends e.E{constructor(t,e){super(),this._renderFrameCallback=()=>{const t=Math.min((o.now()-this._easeStart)/this._easeOptions.duration,1);this._onEaseFrame(this._easeOptions.easing(t)),t<1&&this._easeFrameId?this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback):this.stop();},this._moving=!1,this._zooming=!1,this.transform=t,this._bearingSnap=e.bearingSnap,this.on("moveend",(()=>{delete this._requestedCameraState;}));}getCenter(){return new e.N(this.transform.center.lng,this.transform.center.lat)}setCenter(t,e){return this.jumpTo({center:t},e)}panBy(t,i,a){return t=e.P.convert(t).mult(-1),this.panTo(this.transform.center,e.e({offset:t},i),a)}panTo(t,i,a){return this.easeTo(e.e({center:t},i),a)}getZoom(){return this.transform.zoom}setZoom(t,e){return this.jumpTo({zoom:t},e),this}zoomTo(t,i,a){return this.easeTo(e.e({zoom:t},i),a)}zoomIn(t,e){return this.zoomTo(this.getZoom()+1,t,e),this}zoomOut(t,e){return this.zoomTo(this.getZoom()-1,t,e),this}getBearing(){return this.transform.bearing}setBearing(t,e){return this.jumpTo({bearing:t},e),this}getPadding(){return this.transform.padding}setPadding(t,e){return this.jumpTo({padding:t},e),this}rotateTo(t,i,a){return this.easeTo(e.e({bearing:t},i),a)}resetNorth(t,i){return this.rotateTo(0,e.e({duration:1e3},t),i),this}resetNorthPitch(t,i){return this.easeTo(e.e({bearing:0,pitch:0,duration:1e3},t),i),this}snapToNorth(t,e){return Math.abs(this.getBearing()){if(this._zooming&&(s.zoom=e.y.number(r,g,a)),this._rotating&&(s.bearing=e.y.number(n,c,a)),this._pitching&&(s.pitch=e.y.number(l,u,a)),this._padding&&(s.interpolatePadding(h,d,a),p=s.centerPoint.add(_)),this.terrain&&!t.freezeElevation&&this._updateElevation(a),b)s.setLocationAtPoint(b,w);else {const t=s.zoomScale(s.zoom-r),e=g>r?Math.min(2,y):Math.max(.5,y),i=Math.pow(e,1-a),o=s.unproject(v.add(x.mult(a*i)).mult(t));s.setLocationAtPoint(s.renderWorldCopies?o.wrap():o,p);}this._applyUpdatedTransform(s),this._fireMoveEvents(i);}),(e=>{this.terrain&&t.freezeElevation&&this._finalizeElevation(),this._afterEase(i,e);}),t),this}_prepareEase(t,i,a={}){this._moving=!0,i||a.moving||this.fire(new e.k("movestart",t)),this._zooming&&!a.zooming&&this.fire(new e.k("zoomstart",t)),this._rotating&&!a.rotating&&this.fire(new e.k("rotatestart",t)),this._pitching&&!a.pitching&&this.fire(new e.k("pitchstart",t));}_prepareElevation(t){this._elevationCenter=t,this._elevationStart=this.transform.elevation,this._elevationTarget=this.terrain.getElevationForLngLatZoom(t,this.transform.tileZoom),this._elevationFreeze=!0;}_updateElevation(t){this.transform.minElevationForCurrentTile=this.terrain.getMinTileElevationForLngLatZoom(this._elevationCenter,this.transform.tileZoom);const i=this.terrain.getElevationForLngLatZoom(this._elevationCenter,this.transform.tileZoom);if(t<1&&i!==this._elevationTarget){const e=this._elevationTarget-this._elevationStart;this._elevationStart+=t*(e-(i-(e*t+this._elevationStart))/(1-t)),this._elevationTarget=i;}this.transform.elevation=e.y.number(this._elevationStart,this._elevationTarget,t);}_finalizeElevation(){this._elevationFreeze=!1,this.transform.recalculateZoom(this.terrain);}_getTransformForUpdate(){return this.transformCameraUpdate||this.terrain?(this._requestedCameraState||(this._requestedCameraState=this.transform.clone()),this._requestedCameraState):this.transform}_elevateCameraIfInsideTerrain(t){const e=t.getCameraPosition(),i=this.terrain.getElevationForLngLatZoom(e.lngLat,t.zoom);if(e.altitudethis._elevateCameraIfInsideTerrain(t))),this.transformCameraUpdate&&e.push((t=>this.transformCameraUpdate(t))),!e.length)return;const i=t.clone();for(const t of e){const e=i.clone(),{center:a,zoom:s,pitch:o,bearing:r,elevation:n}=t(e);a&&(e.center=a),void 0!==s&&(e.zoom=s),void 0!==o&&(e.pitch=o),void 0!==r&&(e.bearing=r),void 0!==n&&(e.elevation=n),i.apply(e);}this.transform.apply(i);}_fireMoveEvents(t){this.fire(new e.k("move",t)),this._zooming&&this.fire(new e.k("zoom",t)),this._rotating&&this.fire(new e.k("rotate",t)),this._pitching&&this.fire(new e.k("pitch",t));}_afterEase(t,i){if(this._easeId&&i&&this._easeId===i)return;delete this._easeId;const a=this._zooming,s=this._rotating,o=this._pitching;this._moving=!1,this._zooming=!1,this._rotating=!1,this._pitching=!1,this._padding=!1,a&&this.fire(new e.k("zoomend",t)),s&&this.fire(new e.k("rotateend",t)),o&&this.fire(new e.k("pitchend",t)),this.fire(new e.k("moveend",t));}flyTo(t,i){var a;if(!t.essential&&o.prefersReducedMotion){const a=e.M(t,["center","zoom","bearing","pitch","around"]);return this.jumpTo(a,i)}this.stop(),t=e.e({offset:[0,0],speed:1.2,curve:1.42,easing:e.b9},t);const s=this._getTransformForUpdate(),r=s.zoom,n=s.bearing,l=s.pitch,h=s.padding,c="bearing"in t?this._normalizeBearing(t.bearing,n):n,u="pitch"in t?+t.pitch:l,d="padding"in t?t.padding:s.padding,_=e.P.convert(t.offset);let p=s.centerPoint.add(_);const m=s.pointLocation(p),{center:f,zoom:g}=s.getConstrained(e.N.convert(t.center||m),null!==(a=t.zoom)&&void 0!==a?a:r);this._normalizeCenter(f,s);const v=s.zoomScale(g-r),x=s.project(m),y=s.project(f).sub(x);let b=t.curve;const w=Math.max(s.width,s.height),T=w/v,I=y.mag();if("minZoom"in t){const i=e.ac(Math.min(t.minZoom,r,g),s.minZoom,s.maxZoom),a=w/s.zoomScale(i-r);b=Math.sqrt(a/I*2);}const E=b*b;function P(t){const e=(T*T-w*w+(t?-1:1)*E*E*I*I)/(2*(t?T:w)*E*I);return Math.log(Math.sqrt(e*e+1)-e)}function C(t){return (Math.exp(t)-Math.exp(-t))/2}function S(t){return (Math.exp(t)+Math.exp(-t))/2}const z=P(!1);let D=function(t){return S(z)/S(z+b*t)},M=function(t){return w*((S(z)*(C(e=z+b*t)/S(e))-C(z))/E)/I;var e;},A=(P(!0)-z)/b;if(Math.abs(I)<1e-6||!isFinite(A)){if(Math.abs(w-T)<1e-6)return this.easeTo(t,i);const e=T0,D=t=>Math.exp(e*b*t);}return t.duration="duration"in t?+t.duration:1e3*A/("screenSpeed"in t?+t.screenSpeed/b:+t.speed),t.maxDuration&&t.duration>t.maxDuration&&(t.duration=0),this._zooming=!0,this._rotating=n!==c,this._pitching=u!==l,this._padding=!s.isPaddingEqual(d),this._prepareEase(i,!1),this.terrain&&this._prepareElevation(f),this._ease((a=>{const o=a*A,m=1/D(o);s.zoom=1===a?g:r+s.scaleZoom(m),this._rotating&&(s.bearing=e.y.number(n,c,a)),this._pitching&&(s.pitch=e.y.number(l,u,a)),this._padding&&(s.interpolatePadding(h,d,a),p=s.centerPoint.add(_)),this.terrain&&!t.freezeElevation&&this._updateElevation(a);const v=1===a?f:s.unproject(x.add(y.mult(M(o))).mult(m));s.setLocationAtPoint(s.renderWorldCopies?v.wrap():v,p),this._applyUpdatedTransform(s),this._fireMoveEvents(i);}),(()=>{this.terrain&&t.freezeElevation&&this._finalizeElevation(),this._afterEase(i);}),t),this}isEasing(){return !!this._easeFrameId}stop(){return this._stop()}_stop(t,e){var i;if(this._easeFrameId&&(this._cancelRenderFrame(this._easeFrameId),delete this._easeFrameId,delete this._onEaseFrame),this._onEaseEnd){const t=this._onEaseEnd;delete this._onEaseEnd,t.call(this,e);}return t||null===(i=this.handlers)||void 0===i||i.stop(!1),this}_ease(t,e,i){!1===i.animate||0===i.duration?(t(1),e()):(this._easeStart=o.now(),this._easeOptions=i,this._onEaseFrame=t,this._onEaseEnd=e,this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback));}_normalizeBearing(t,i){t=e.b3(t,-180,180);const a=Math.abs(t-i);return Math.abs(t-360-i)180?-360:i<-180?360:0;}queryTerrainElevation(t){return this.terrain?this.terrain.getElevationForLngLatZoom(e.N.convert(t),this.transform.tileZoom)-this.transform.elevation:null}}const Is={compact:!0,customAttribution:'MapLibre'};class Es{constructor(t=Is){this._toggleAttribution=()=>{this._container.classList.contains("maplibregl-compact")&&(this._container.classList.contains("maplibregl-compact-show")?(this._container.setAttribute("open",""),this._container.classList.remove("maplibregl-compact-show")):(this._container.classList.add("maplibregl-compact-show"),this._container.removeAttribute("open")));},this._updateData=t=>{!t||"metadata"!==t.sourceDataType&&"visibility"!==t.sourceDataType&&"style"!==t.dataType&&"terrain"!==t.type||this._updateAttributions();},this._updateCompact=()=>{this._map.getCanvasContainer().offsetWidth<=640||this._compact?!1===this._compact?this._container.setAttribute("open",""):this._container.classList.contains("maplibregl-compact")||this._container.classList.contains("maplibregl-attrib-empty")||(this._container.setAttribute("open",""),this._container.classList.add("maplibregl-compact","maplibregl-compact-show")):(this._container.setAttribute("open",""),this._container.classList.contains("maplibregl-compact")&&this._container.classList.remove("maplibregl-compact","maplibregl-compact-show"));},this._updateCompactMinimize=()=>{this._container.classList.contains("maplibregl-compact")&&this._container.classList.contains("maplibregl-compact-show")&&this._container.classList.remove("maplibregl-compact-show");},this.options=t;}getDefaultPosition(){return "bottom-right"}onAdd(t){return this._map=t,this._compact=this.options.compact,this._container=r.create("details","maplibregl-ctrl maplibregl-ctrl-attrib"),this._compactButton=r.create("summary","maplibregl-ctrl-attrib-button",this._container),this._compactButton.addEventListener("click",this._toggleAttribution),this._setElementTitle(this._compactButton,"ToggleAttribution"),this._innerContainer=r.create("div","maplibregl-ctrl-attrib-inner",this._container),this._updateAttributions(),this._updateCompact(),this._map.on("styledata",this._updateData),this._map.on("sourcedata",this._updateData),this._map.on("terrain",this._updateData),this._map.on("resize",this._updateCompact),this._map.on("drag",this._updateCompactMinimize),this._container}onRemove(){r.remove(this._container),this._map.off("styledata",this._updateData),this._map.off("sourcedata",this._updateData),this._map.off("terrain",this._updateData),this._map.off("resize",this._updateCompact),this._map.off("drag",this._updateCompactMinimize),this._map=void 0,this._compact=void 0,this._attribHTML=void 0;}_setElementTitle(t,e){const i=this._map._getUIString(`AttributionControl.${e}`);t.title=i,t.setAttribute("aria-label",i);}_updateAttributions(){if(!this._map.style)return;let t=[];if(this.options.customAttribution&&(Array.isArray(this.options.customAttribution)?t=t.concat(this.options.customAttribution.map((t=>"string"!=typeof t?"":t))):"string"==typeof this.options.customAttribution&&t.push(this.options.customAttribution)),this._map.style.stylesheet){const t=this._map.style.stylesheet;this.styleOwner=t.owner,this.styleId=t.id;}const e=this._map.style.sourceCaches;for(const i in e){const a=e[i];if(a.used||a.usedForTerrain){const e=a.getSource();e.attribution&&t.indexOf(e.attribution)<0&&t.push(e.attribution);}}t=t.filter((t=>String(t).trim())),t.sort(((t,e)=>t.length-e.length)),t=t.filter(((e,i)=>{for(let a=i+1;a=0)return !1;return !0}));const i=t.join(" | ");i!==this._attribHTML&&(this._attribHTML=i,t.length?(this._innerContainer.innerHTML=i,this._container.classList.remove("maplibregl-attrib-empty")):this._container.classList.add("maplibregl-attrib-empty"),this._updateCompact(),this._editLink=null);}}class Ps{constructor(t={}){this._updateCompact=()=>{const t=this._container.children;if(t.length){const e=t[0];this._map.getCanvasContainer().offsetWidth<=640||this._compact?!1!==this._compact&&e.classList.add("maplibregl-compact"):e.classList.remove("maplibregl-compact");}},this.options=t;}getDefaultPosition(){return "bottom-left"}onAdd(t){this._map=t,this._compact=this.options&&this.options.compact,this._container=r.create("div","maplibregl-ctrl");const e=r.create("a","maplibregl-ctrl-logo");return e.target="_blank",e.rel="noopener nofollow",e.href="https://maplibre.org/",e.setAttribute("aria-label",this._map._getUIString("LogoControl.Title")),e.setAttribute("rel","noopener nofollow"),this._container.appendChild(e),this._container.style.display="block",this._map.on("resize",this._updateCompact),this._updateCompact(),this._container}onRemove(){r.remove(this._container),this._map.off("resize",this._updateCompact),this._map=void 0,this._compact=void 0;}}class Cs{constructor(){this._queue=[],this._id=0,this._cleared=!1,this._currentlyRunning=!1;}add(t){const e=++this._id;return this._queue.push({callback:t,id:e,cancelled:!1}),e}remove(t){const e=this._currentlyRunning,i=e?this._queue.concat(e):this._queue;for(const e of i)if(e.id===t)return void(e.cancelled=!0)}run(t=0){if(this._currentlyRunning)throw new Error("Attempting to run(), but is already running.");const e=this._currentlyRunning=this._queue;this._queue=[];for(const i of e)if(!i.cancelled&&(i.callback(t),this._cleared))break;this._cleared=!1,this._currentlyRunning=!1;}clear(){this._currentlyRunning&&(this._cleared=!0),this._queue=[];}}var Ss=e.Y([{name:"a_pos3d",type:"Int16",components:3}]);class zs extends e.E{constructor(t){super(),this.sourceCache=t,this._tiles={},this._renderableTilesKeys=[],this._sourceTileCache={},this.minzoom=0,this.maxzoom=22,this.tileSize=512,this.deltaZoom=1,t.usedForTerrain=!0,t.tileSize=this.tileSize*2**this.deltaZoom;}destruct(){this.sourceCache.usedForTerrain=!1,this.sourceCache.tileSize=null;}update(t,i){this.sourceCache.update(t,i),this._renderableTilesKeys=[];const a={};for(const s of t.coveringTiles({tileSize:this.tileSize,minzoom:this.minzoom,maxzoom:this.maxzoom,reparseOverscaled:!1,terrain:i}))a[s.key]=!0,this._renderableTilesKeys.push(s.key),this._tiles[s.key]||(s.posMatrix=new Float64Array(16),e.aP(s.posMatrix,0,e.X,0,e.X,0,1),this._tiles[s.key]=new lt(s,this.tileSize));for(const t in this._tiles)a[t]||delete this._tiles[t];}freeRtt(t){for(const e in this._tiles){const i=this._tiles[e];(!t||i.tileID.equals(t)||i.tileID.isChildOf(t)||t.isChildOf(i.tileID))&&(i.rtt=[]);}}getRenderableTiles(){return this._renderableTilesKeys.map((t=>this.getTileByID(t)))}getTileByID(t){return this._tiles[t]}getTerrainCoords(t){const i={};for(const a of this._renderableTilesKeys){const s=this._tiles[a].tileID;if(s.canonical.equals(t.canonical)){const s=t.clone();s.posMatrix=new Float64Array(16),e.aP(s.posMatrix,0,e.X,0,e.X,0,1),i[a]=s;}else if(s.canonical.isChildOf(t.canonical)){const o=t.clone();o.posMatrix=new Float64Array(16);const r=s.canonical.z-t.canonical.z,n=s.canonical.x-(s.canonical.x>>r<>r<>r;e.aP(o.posMatrix,0,h,0,h,0,1),e.J(o.posMatrix,o.posMatrix,[-n*h,-l*h,0]),i[a]=o;}else if(t.canonical.isChildOf(s.canonical)){const o=t.clone();o.posMatrix=new Float64Array(16);const r=t.canonical.z-s.canonical.z,n=t.canonical.x-(t.canonical.x>>r<>r<>r;e.aP(o.posMatrix,0,e.X,0,e.X,0,1),e.J(o.posMatrix,o.posMatrix,[n*h,l*h,0]),e.K(o.posMatrix,o.posMatrix,[1/2**r,1/2**r,0]),i[a]=o;}}return i}getSourceTile(t,e){const i=this.sourceCache._source;let a=t.overscaledZ-this.deltaZoom;if(a>i.maxzoom&&(a=i.maxzoom),a=i.minzoom&&(!s||!s.dem);)s=this.sourceCache.getTileByID(t.scaledTo(a--).key);return s}tilesAfterTime(t=Date.now()){return Object.values(this._tiles).filter((e=>e.timeAdded>=t))}}class Ds{constructor(t,e,i){this.painter=t,this.sourceCache=new zs(e),this.options=i,this.exaggeration="number"==typeof i.exaggeration?i.exaggeration:1,this.qualityFactor=2,this.meshSize=128,this._demMatrixCache={},this.coordsIndex=[],this._coordsTextureSize=1024;}getDEMElevation(t,i,a,s=e.X){var o;if(!(i>=0&&i=0&&at.canonical.z&&(t.canonical.z>=a?s=t.canonical.z-a:e.w("cannot calculate elevation if elevation maxzoom > source.maxzoom"));const o=t.canonical.x-(t.canonical.x>>s<>s<>8<<4|t>>8,i[e+3]=0;const a=new e.R({width:this._coordsTextureSize,height:this._coordsTextureSize},new Uint8Array(i.buffer)),s=new b(t,a,t.gl.RGBA,{premultiply:!1});return s.bind(t.gl.NEAREST,t.gl.CLAMP_TO_EDGE),this._coordsTexture=s,s}pointCoordinate(t){this.painter.maybeDrawDepthAndCoords(!0);const i=new Uint8Array(4),a=this.painter.context,s=a.gl,o=Math.round(t.x*this.painter.pixelRatio/devicePixelRatio),r=Math.round(t.y*this.painter.pixelRatio/devicePixelRatio),n=Math.round(this.painter.height/devicePixelRatio);a.bindFramebuffer.set(this.getFramebuffer("coords").framebuffer),s.readPixels(o,n-r-1,1,1,s.RGBA,s.UNSIGNED_BYTE,i),a.bindFramebuffer.set(null);const l=i[0]+(i[2]>>4<<8),h=i[1]+((15&i[2])<<8),c=this.coordsIndex[255-i[3]],u=c&&this.sourceCache.getTileByID(c);if(!u)return null;const d=this._coordsTextureSize,_=(1<t.id!==e)),this._recentlyUsed.push(t.id);}stampObject(t){t.stamp=++this._stamp;}getOrCreateFreeObject(){for(const t of this._recentlyUsed)if(!this._objects[t].inUse)return this._objects[t];if(this._objects.length>=this._size)throw new Error("No free RenderPool available, call freeAllObjects() required!");const t=this._createObject(this._objects.length);return this._objects.push(t),t}freeObject(t){t.inUse=!1;}freeAllObjects(){for(const t of this._objects)this.freeObject(t);}isFull(){return !(this._objects.length!t.inUse))}}const As={background:!0,fill:!0,line:!0,raster:!0,hillshade:!0};class Rs{constructor(t,e){this.painter=t,this.terrain=e,this.pool=new Ms(t.context,30,e.sourceCache.tileSize*e.qualityFactor);}destruct(){this.pool.destruct();}getTexture(t){return this.pool.getObjectForId(t.rtt[this._stacks.length-1].id).texture}prepareForRender(t,e){this._stacks=[],this._prevType=null,this._rttTiles=[],this._renderableTiles=this.terrain.sourceCache.getRenderableTiles(),this._renderableLayerIds=t._order.filter((i=>!t._layers[i].isHidden(e))),this._coordsDescendingInv={};for(const e in t.sourceCaches){this._coordsDescendingInv[e]={};const i=t.sourceCaches[e].getVisibleCoordinates();for(const t of i){const i=this.terrain.sourceCache.getTerrainCoords(t);for(const t in i)this._coordsDescendingInv[e][t]||(this._coordsDescendingInv[e][t]=[]),this._coordsDescendingInv[e][t].push(i[t]);}}this._coordsDescendingInvStr={};for(const e of t._order){const i=t._layers[e],a=i.source;if(As[i.type]&&!this._coordsDescendingInvStr[a]){this._coordsDescendingInvStr[a]={};for(const t in this._coordsDescendingInv[a])this._coordsDescendingInvStr[a][t]=this._coordsDescendingInv[a][t].map((t=>t.key)).sort().join();}}for(const t of this._renderableTiles)for(const e in this._coordsDescendingInvStr){const i=this._coordsDescendingInvStr[e][t.tileID.key];i&&i!==t.rttCoords[e]&&(t.rtt=[]);}}renderLayer(t){if(t.isHidden(this.painter.transform.zoom))return !1;const i=t.type,a=this.painter,s=this._renderableLayerIds[this._renderableLayerIds.length-1]===t.id;if(As[i]&&(this._prevType&&As[this._prevType]||this._stacks.push([]),this._prevType=i,this._stacks[this._stacks.length-1].push(t.id),!s))return !0;if(As[this._prevType]||As[i]&&s){this._prevType=i;const t=this._stacks.length-1,s=this._stacks[t]||[];for(const i of this._renderableTiles){if(this.pool.isFull()&&(fa(this.painter,this.terrain,this._rttTiles),this._rttTiles=[],this.pool.freeAllObjects()),this._rttTiles.push(i),i.rtt[t]){const e=this.pool.getObjectForId(i.rtt[t].id);if(e.stamp===i.rtt[t].stamp){this.pool.useObject(e);continue}}const o=this.pool.getOrCreateFreeObject();this.pool.useObject(o),this.pool.stampObject(o),i.rtt[t]={id:o.id,stamp:o.stamp},a.context.bindFramebuffer.set(o.fbo.framebuffer),a.context.clear({color:e.aM.transparent,stencil:0}),a.currentStencilSource=void 0;for(let t=0;t{t.touchstart=t.dragStart,t.touchmoveWindow=t.dragMove,t.touchend=t.dragEnd;},Os={showCompass:!0,showZoom:!0,visualizePitch:!1};class Ns{constructor(t,i,a=!1){this.mousedown=t=>{this.startMouse(e.e({},t,{ctrlKey:!0,preventDefault:()=>t.preventDefault()}),r.mousePos(this.element,t)),r.addEventListener(window,"mousemove",this.mousemove),r.addEventListener(window,"mouseup",this.mouseup);},this.mousemove=t=>{this.moveMouse(t,r.mousePos(this.element,t));},this.mouseup=t=>{this.mouseRotate.dragEnd(t),this.mousePitch&&this.mousePitch.dragEnd(t),this.offTemp();},this.touchstart=t=>{1!==t.targetTouches.length?this.reset():(this._startPos=this._lastPos=r.touchPos(this.element,t.targetTouches)[0],this.startTouch(t,this._startPos),r.addEventListener(window,"touchmove",this.touchmove,{passive:!1}),r.addEventListener(window,"touchend",this.touchend));},this.touchmove=t=>{1!==t.targetTouches.length?this.reset():(this._lastPos=r.touchPos(this.element,t.targetTouches)[0],this.moveTouch(t,this._lastPos));},this.touchend=t=>{0===t.targetTouches.length&&this._startPos&&this._lastPos&&this._startPos.dist(this._lastPos){this.mouseRotate.reset(),this.mousePitch&&this.mousePitch.reset(),this.touchRotate.reset(),this.touchPitch&&this.touchPitch.reset(),delete this._startPos,delete this._lastPos,this.offTemp();},this._clickTolerance=10;const s=t.dragRotate._mouseRotate.getClickTolerance(),o=t.dragRotate._mousePitch.getClickTolerance();this.element=i,this.mouseRotate=Ka({clickTolerance:s,enable:!0}),this.touchRotate=(({enable:t,clickTolerance:e,bearingDegreesPerPixelMoved:i=.8})=>{const a=new $a;return new Ga({clickTolerance:e,move:(t,e)=>({bearingDelta:(e.x-t.x)*i}),moveStateManager:a,enable:t,assignEvents:Bs})})({clickTolerance:s,enable:!0}),this.map=t,a&&(this.mousePitch=Ja({clickTolerance:o,enable:!0}),this.touchPitch=(({enable:t,clickTolerance:e,pitchDegreesPerPixelMoved:i=-.5})=>{const a=new $a;return new Ga({clickTolerance:e,move:(t,e)=>({pitchDelta:(e.y-t.y)*i}),moveStateManager:a,enable:t,assignEvents:Bs})})({clickTolerance:o,enable:!0})),r.addEventListener(i,"mousedown",this.mousedown),r.addEventListener(i,"touchstart",this.touchstart,{passive:!1}),r.addEventListener(i,"touchcancel",this.reset);}startMouse(t,e){this.mouseRotate.dragStart(t,e),this.mousePitch&&this.mousePitch.dragStart(t,e),r.disableDrag();}startTouch(t,e){this.touchRotate.dragStart(t,e),this.touchPitch&&this.touchPitch.dragStart(t,e),r.disableDrag();}moveMouse(t,e){const i=this.map,{bearingDelta:a}=this.mouseRotate.dragMove(t,e)||{};if(a&&i.setBearing(i.getBearing()+a),this.mousePitch){const{pitchDelta:a}=this.mousePitch.dragMove(t,e)||{};a&&i.setPitch(i.getPitch()+a);}}moveTouch(t,e){const i=this.map,{bearingDelta:a}=this.touchRotate.dragMove(t,e)||{};if(a&&i.setBearing(i.getBearing()+a),this.touchPitch){const{pitchDelta:a}=this.touchPitch.dragMove(t,e)||{};a&&i.setPitch(i.getPitch()+a);}}off(){const t=this.element;r.removeEventListener(t,"mousedown",this.mousedown),r.removeEventListener(t,"touchstart",this.touchstart,{passive:!1}),r.removeEventListener(window,"touchmove",this.touchmove,{passive:!1}),r.removeEventListener(window,"touchend",this.touchend),r.removeEventListener(t,"touchcancel",this.reset),this.offTemp();}offTemp(){r.enableDrag(),r.removeEventListener(window,"mousemove",this.mousemove),r.removeEventListener(window,"mouseup",this.mouseup),r.removeEventListener(window,"touchmove",this.touchmove,{passive:!1}),r.removeEventListener(window,"touchend",this.touchend);}}let Us;function js(t,i,a){const s=new e.N(t.lng,t.lat);if(t=new e.N(t.lng,t.lat),i){const s=new e.N(t.lng-360,t.lat),o=new e.N(t.lng+360,t.lat),r=a.locationPoint(t).distSqr(i);a.locationPoint(s).distSqr(i)180;){const e=a.locationPoint(t);if(e.x>=0&&e.y>=0&&e.x<=a.width&&e.y<=a.height)break;t.lng>a.center.lng?t.lng-=360:t.lng+=360;}return t.lng!==s.lng&&a.locationPoint(t).y>a.height/2-a.getHorizon()?t:s}const Zs={center:"translate(-50%,-50%)",top:"translate(-50%,0)","top-left":"translate(0,0)","top-right":"translate(-100%,0)",bottom:"translate(-50%,-100%)","bottom-left":"translate(0,-100%)","bottom-right":"translate(-100%,-100%)",left:"translate(0,-50%)",right:"translate(-100%,-50%)"};function qs(t,e,i){const a=t.classList;for(const t in Zs)a.remove(`maplibregl-${i}-anchor-${t}`);a.add(`maplibregl-${i}-anchor-${e}`);}class Vs extends e.E{constructor(t){if(super(),this._onKeyPress=t=>{const e=t.code,i=t.charCode||t.keyCode;"Space"!==e&&"Enter"!==e&&32!==i&&13!==i||this.togglePopup();},this._onMapClick=t=>{const e=t.originalEvent.target,i=this._element;this._popup&&(e===i||i.contains(e))&&this.togglePopup();},this._update=t=>{var e;if(!this._map)return;const i=this._map.loaded()&&!this._map.isMoving();("terrain"===(null==t?void 0:t.type)||"render"===(null==t?void 0:t.type)&&!i)&&this._map.once("render",this._update),this._lngLat=this._map.transform.renderWorldCopies?js(this._lngLat,this._flatPos,this._map.transform):null===(e=this._lngLat)||void 0===e?void 0:e.wrap(),this._flatPos=this._pos=this._map.project(this._lngLat)._add(this._offset),this._map.terrain&&(this._flatPos=this._map.transform.locationPoint(this._lngLat)._add(this._offset));let a="";"viewport"===this._rotationAlignment||"auto"===this._rotationAlignment?a=`rotateZ(${this._rotation}deg)`:"map"===this._rotationAlignment&&(a=`rotateZ(${this._rotation-this._map.getBearing()}deg)`);let s="";"viewport"===this._pitchAlignment||"auto"===this._pitchAlignment?s="rotateX(0deg)":"map"===this._pitchAlignment&&(s=`rotateX(${this._map.getPitch()}deg)`),this._subpixelPositioning||t&&"moveend"!==t.type||(this._pos=this._pos.round()),r.setTransform(this._element,`${Zs[this._anchor]} translate(${this._pos.x}px, ${this._pos.y}px) ${s} ${a}`),o.frameAsync(new AbortController).then((()=>{this._updateOpacity(t&&"moveend"===t.type);})).catch((()=>{}));},this._onMove=t=>{if(!this._isDragging){const e=this._clickTolerance||this._map._clickTolerance;this._isDragging=t.point.dist(this._pointerdownPos)>=e;}this._isDragging&&(this._pos=t.point.sub(this._positionDelta),this._lngLat=this._map.unproject(this._pos),this.setLngLat(this._lngLat),this._element.style.pointerEvents="none","pending"===this._state&&(this._state="active",this.fire(new e.k("dragstart"))),this.fire(new e.k("drag")));},this._onUp=()=>{this._element.style.pointerEvents="auto",this._positionDelta=null,this._pointerdownPos=null,this._isDragging=!1,this._map.off("mousemove",this._onMove),this._map.off("touchmove",this._onMove),"active"===this._state&&this.fire(new e.k("dragend")),this._state="inactive";},this._addDragHandler=t=>{this._element.contains(t.originalEvent.target)&&(t.preventDefault(),this._positionDelta=t.point.sub(this._pos).add(this._offset),this._pointerdownPos=t.point,this._state="pending",this._map.on("mousemove",this._onMove),this._map.on("touchmove",this._onMove),this._map.once("mouseup",this._onUp),this._map.once("touchend",this._onUp));},this._anchor=t&&t.anchor||"center",this._color=t&&t.color||"#3FB1CE",this._scale=t&&t.scale||1,this._draggable=t&&t.draggable||!1,this._clickTolerance=t&&t.clickTolerance||0,this._subpixelPositioning=t&&t.subpixelPositioning||!1,this._isDragging=!1,this._state="inactive",this._rotation=t&&t.rotation||0,this._rotationAlignment=t&&t.rotationAlignment||"auto",this._pitchAlignment=t&&t.pitchAlignment&&"auto"!==t.pitchAlignment?t.pitchAlignment:this._rotationAlignment,this.setOpacity(),this.setOpacity(null==t?void 0:t.opacity,null==t?void 0:t.opacityWhenCovered),t&&t.element)this._element=t.element,this._offset=e.P.convert(t&&t.offset||[0,0]);else {this._defaultMarker=!0,this._element=r.create("div");const i=r.createNS("http://www.w3.org/2000/svg","svg"),a=41,s=27;i.setAttributeNS(null,"display","block"),i.setAttributeNS(null,"height",`${a}px`),i.setAttributeNS(null,"width",`${s}px`),i.setAttributeNS(null,"viewBox",`0 0 ${s} ${a}`);const o=r.createNS("http://www.w3.org/2000/svg","g");o.setAttributeNS(null,"stroke","none"),o.setAttributeNS(null,"stroke-width","1"),o.setAttributeNS(null,"fill","none"),o.setAttributeNS(null,"fill-rule","evenodd");const n=r.createNS("http://www.w3.org/2000/svg","g");n.setAttributeNS(null,"fill-rule","nonzero");const l=r.createNS("http://www.w3.org/2000/svg","g");l.setAttributeNS(null,"transform","translate(3.0, 29.0)"),l.setAttributeNS(null,"fill","#000000");const h=[{rx:"10.5",ry:"5.25002273"},{rx:"10.5",ry:"5.25002273"},{rx:"9.5",ry:"4.77275007"},{rx:"8.5",ry:"4.29549936"},{rx:"7.5",ry:"3.81822308"},{rx:"6.5",ry:"3.34094679"},{rx:"5.5",ry:"2.86367051"},{rx:"4.5",ry:"2.38636864"}];for(const t of h){const e=r.createNS("http://www.w3.org/2000/svg","ellipse");e.setAttributeNS(null,"opacity","0.04"),e.setAttributeNS(null,"cx","10.5"),e.setAttributeNS(null,"cy","5.80029008"),e.setAttributeNS(null,"rx",t.rx),e.setAttributeNS(null,"ry",t.ry),l.appendChild(e);}const c=r.createNS("http://www.w3.org/2000/svg","g");c.setAttributeNS(null,"fill",this._color);const u=r.createNS("http://www.w3.org/2000/svg","path");u.setAttributeNS(null,"d","M27,13.5 C27,19.074644 20.250001,27.000002 14.75,34.500002 C14.016665,35.500004 12.983335,35.500004 12.25,34.500002 C6.7499993,27.000002 0,19.222562 0,13.5 C0,6.0441559 6.0441559,0 13.5,0 C20.955844,0 27,6.0441559 27,13.5 Z"),c.appendChild(u);const d=r.createNS("http://www.w3.org/2000/svg","g");d.setAttributeNS(null,"opacity","0.25"),d.setAttributeNS(null,"fill","#000000");const _=r.createNS("http://www.w3.org/2000/svg","path");_.setAttributeNS(null,"d","M13.5,0 C6.0441559,0 0,6.0441559 0,13.5 C0,19.222562 6.7499993,27 12.25,34.5 C13,35.522727 14.016664,35.500004 14.75,34.5 C20.250001,27 27,19.074644 27,13.5 C27,6.0441559 20.955844,0 13.5,0 Z M13.5,1 C20.415404,1 26,6.584596 26,13.5 C26,15.898657 24.495584,19.181431 22.220703,22.738281 C19.945823,26.295132 16.705119,30.142167 13.943359,33.908203 C13.743445,34.180814 13.612715,34.322738 13.5,34.441406 C13.387285,34.322738 13.256555,34.180814 13.056641,33.908203 C10.284481,30.127985 7.4148684,26.314159 5.015625,22.773438 C2.6163816,19.232715 1,15.953538 1,13.5 C1,6.584596 6.584596,1 13.5,1 Z"),d.appendChild(_);const p=r.createNS("http://www.w3.org/2000/svg","g");p.setAttributeNS(null,"transform","translate(6.0, 7.0)"),p.setAttributeNS(null,"fill","#FFFFFF");const m=r.createNS("http://www.w3.org/2000/svg","g");m.setAttributeNS(null,"transform","translate(8.0, 8.0)");const f=r.createNS("http://www.w3.org/2000/svg","circle");f.setAttributeNS(null,"fill","#000000"),f.setAttributeNS(null,"opacity","0.25"),f.setAttributeNS(null,"cx","5.5"),f.setAttributeNS(null,"cy","5.5"),f.setAttributeNS(null,"r","5.4999962");const g=r.createNS("http://www.w3.org/2000/svg","circle");g.setAttributeNS(null,"fill","#FFFFFF"),g.setAttributeNS(null,"cx","5.5"),g.setAttributeNS(null,"cy","5.5"),g.setAttributeNS(null,"r","5.4999962"),m.appendChild(f),m.appendChild(g),n.appendChild(l),n.appendChild(c),n.appendChild(d),n.appendChild(p),n.appendChild(m),i.appendChild(n),i.setAttributeNS(null,"height",a*this._scale+"px"),i.setAttributeNS(null,"width",s*this._scale+"px"),this._element.appendChild(i),this._offset=e.P.convert(t&&t.offset||[0,-14]);}if(this._element.classList.add("maplibregl-marker"),this._element.addEventListener("dragstart",(t=>{t.preventDefault();})),this._element.addEventListener("mousedown",(t=>{t.preventDefault();})),qs(this._element,this._anchor,"marker"),t&&t.className)for(const e of t.className.split(" "))this._element.classList.add(e);this._popup=null;}addTo(t){return this.remove(),this._map=t,this._element.setAttribute("aria-label",t._getUIString("Marker.Title")),t.getCanvasContainer().appendChild(this._element),t.on("move",this._update),t.on("moveend",this._update),t.on("terrain",this._update),this.setDraggable(this._draggable),this._update(),this._map.on("click",this._onMapClick),this}remove(){return this._opacityTimeout&&(clearTimeout(this._opacityTimeout),delete this._opacityTimeout),this._map&&(this._map.off("click",this._onMapClick),this._map.off("move",this._update),this._map.off("moveend",this._update),this._map.off("terrain",this._update),this._map.off("mousedown",this._addDragHandler),this._map.off("touchstart",this._addDragHandler),this._map.off("mouseup",this._onUp),this._map.off("touchend",this._onUp),this._map.off("mousemove",this._onMove),this._map.off("touchmove",this._onMove),delete this._map),r.remove(this._element),this._popup&&this._popup.remove(),this}getLngLat(){return this._lngLat}setLngLat(t){return this._lngLat=e.N.convert(t),this._pos=null,this._popup&&this._popup.setLngLat(this._lngLat),this._update(),this}getElement(){return this._element}setPopup(t){if(this._popup&&(this._popup.remove(),this._popup=null,this._element.removeEventListener("keypress",this._onKeyPress),this._originalTabIndex||this._element.removeAttribute("tabindex")),t){if(!("offset"in t.options)){const e=38.1,i=13.5,a=Math.abs(i)/Math.SQRT2;t.options.offset=this._defaultMarker?{top:[0,0],"top-left":[0,0],"top-right":[0,0],bottom:[0,-e],"bottom-left":[a,-1*(e-i+a)],"bottom-right":[-a,-1*(e-i+a)],left:[i,-1*(e-i)],right:[-i,-1*(e-i)]}:this._offset;}this._popup=t,this._originalTabIndex=this._element.getAttribute("tabindex"),this._originalTabIndex||this._element.setAttribute("tabindex","0"),this._element.addEventListener("keypress",this._onKeyPress);}return this}setSubpixelPositioning(t){return this._subpixelPositioning=t,this}getPopup(){return this._popup}togglePopup(){const t=this._popup;return this._element.style.opacity===this._opacityWhenCovered?this:t?(t.isOpen()?t.remove():(t.setLngLat(this._lngLat),t.addTo(this._map)),this):this}_updateOpacity(t=!1){var i,a;if(!(null===(i=this._map)||void 0===i?void 0:i.terrain))return void(this._element.style.opacity!==this._opacity&&(this._element.style.opacity=this._opacity));if(t)this._opacityTimeout=null;else {if(this._opacityTimeout)return;this._opacityTimeout=setTimeout((()=>{this._opacityTimeout=null;}),100);}const s=this._map,o=s.terrain.depthAtPoint(this._pos),r=s.terrain.getElevationForLngLatZoom(this._lngLat,s.transform.tileZoom);if(s.transform.lngLatToCameraDepth(this._lngLat,r)-o<.006)return void(this._element.style.opacity=this._opacity);const n=-this._offset.y/s.transform._pixelPerMeter,l=Math.sin(s.getPitch()*Math.PI/180)*n,h=s.terrain.depthAtPoint(new e.P(this._pos.x,this._pos.y-this._offset.y)),c=s.transform.lngLatToCameraDepth(this._lngLat,r+l)-h>.006;(null===(a=this._popup)||void 0===a?void 0:a.isOpen())&&c&&this._popup.remove(),this._element.style.opacity=c?this._opacityWhenCovered:this._opacity;}getOffset(){return this._offset}setOffset(t){return this._offset=e.P.convert(t),this._update(),this}addClassName(t){this._element.classList.add(t);}removeClassName(t){this._element.classList.remove(t);}toggleClassName(t){return this._element.classList.toggle(t)}setDraggable(t){return this._draggable=!!t,this._map&&(t?(this._map.on("mousedown",this._addDragHandler),this._map.on("touchstart",this._addDragHandler)):(this._map.off("mousedown",this._addDragHandler),this._map.off("touchstart",this._addDragHandler))),this}isDraggable(){return this._draggable}setRotation(t){return this._rotation=t||0,this._update(),this}getRotation(){return this._rotation}setRotationAlignment(t){return this._rotationAlignment=t||"auto",this._update(),this}getRotationAlignment(){return this._rotationAlignment}setPitchAlignment(t){return this._pitchAlignment=t&&"auto"!==t?t:this._rotationAlignment,this._update(),this}getPitchAlignment(){return this._pitchAlignment}setOpacity(t,e){return void 0===t&&void 0===e&&(this._opacity="1",this._opacityWhenCovered="0.2"),void 0!==t&&(this._opacity=t),void 0!==e&&(this._opacityWhenCovered=e),this._map&&this._updateOpacity(!0),this}}const Gs={positionOptions:{enableHighAccuracy:!1,maximumAge:0,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showAccuracyCircle:!0,showUserLocation:!0};let Hs=0,Ws=!1;const $s={maxWidth:100,unit:"metric"};function Xs(t,e,i){const a=i&&i.maxWidth||100,s=t._container.clientHeight/2,o=t.unproject([0,s]),r=t.unproject([a,s]),n=o.distanceTo(r);if(i&&"imperial"===i.unit){const i=3.2808*n;i>5280?Ks(e,a,i/5280,t._getUIString("ScaleControl.Miles")):Ks(e,a,i,t._getUIString("ScaleControl.Feet"));}else i&&"nautical"===i.unit?Ks(e,a,n/1852,t._getUIString("ScaleControl.NauticalMiles")):n>=1e3?Ks(e,a,n/1e3,t._getUIString("ScaleControl.Kilometers")):Ks(e,a,n,t._getUIString("ScaleControl.Meters"));}function Ks(t,e,i,a){const s=function(t){const e=Math.pow(10,`${Math.floor(t)}`.length-1);let i=t/e;return i=i>=10?10:i>=5?5:i>=3?3:i>=2?2:i>=1?1:function(t){const e=Math.pow(10,Math.ceil(-Math.log(t)/Math.LN10));return Math.round(t*e)/e}(i),e*i}(i);t.style.width=e*(s/i)+"px",t.innerHTML=`${s} ${a}`;}const Js={closeButton:!0,closeOnClick:!0,focusAfterOpen:!0,className:"",maxWidth:"240px",subpixelPositioning:!1},Ys=["a[href]","[tabindex]:not([tabindex='-1'])","[contenteditable]:not([contenteditable='false'])","button:not([disabled])","input:not([disabled])","select:not([disabled])","textarea:not([disabled])"].join(", ");function Qs(t){if(t){if("number"==typeof t){const i=Math.round(Math.abs(t)/Math.SQRT2);return {center:new e.P(0,0),top:new e.P(0,t),"top-left":new e.P(i,i),"top-right":new e.P(-i,i),bottom:new e.P(0,-t),"bottom-left":new e.P(i,-i),"bottom-right":new e.P(-i,-i),left:new e.P(t,0),right:new e.P(-t,0)}}if(t instanceof e.P||Array.isArray(t)){const i=e.P.convert(t);return {center:i,top:i,"top-left":i,"top-right":i,bottom:i,"bottom-left":i,"bottom-right":i,left:i,right:i}}return {center:e.P.convert(t.center||[0,0]),top:e.P.convert(t.top||[0,0]),"top-left":e.P.convert(t["top-left"]||[0,0]),"top-right":e.P.convert(t["top-right"]||[0,0]),bottom:e.P.convert(t.bottom||[0,0]),"bottom-left":e.P.convert(t["bottom-left"]||[0,0]),"bottom-right":e.P.convert(t["bottom-right"]||[0,0]),left:e.P.convert(t.left||[0,0]),right:e.P.convert(t.right||[0,0])}}return Qs(new e.P(0,0))}const to=i;t.AJAXError=e.bh,t.Evented=e.E,t.LngLat=e.N,t.MercatorCoordinate=e.Z,t.Point=e.P,t.addProtocol=e.bi,t.config=e.a,t.removeProtocol=e.bj,t.AttributionControl=Es,t.BoxZoomHandler=Ua,t.CanvasSource=et,t.CooperativeGesturesHandler=vs,t.DoubleClickZoomHandler=ds,t.DragPanHandler=ms,t.DragRotateHandler=fs,t.EdgeInsets=ba,t.FullscreenControl=class extends e.E{constructor(t={}){super(),this._onFullscreenChange=()=>{var t;let e=window.document.fullscreenElement||window.document.mozFullScreenElement||window.document.webkitFullscreenElement||window.document.msFullscreenElement;for(;null===(t=null==e?void 0:e.shadowRoot)||void 0===t?void 0:t.fullscreenElement;)e=e.shadowRoot.fullscreenElement;e===this._container!==this._fullscreen&&this._handleFullscreenChange();},this._onClickFullscreen=()=>{this._isFullscreen()?this._exitFullscreen():this._requestFullscreen();},this._fullscreen=!1,t&&t.container&&(t.container instanceof HTMLElement?this._container=t.container:e.w("Full screen control 'container' must be a DOM element.")),"onfullscreenchange"in document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in document&&(this._fullscreenchange="MSFullscreenChange");}onAdd(t){return this._map=t,this._container||(this._container=this._map.getContainer()),this._controlContainer=r.create("div","maplibregl-ctrl maplibregl-ctrl-group"),this._setupUI(),this._controlContainer}onRemove(){r.remove(this._controlContainer),this._map=null,window.document.removeEventListener(this._fullscreenchange,this._onFullscreenChange);}_setupUI(){const t=this._fullscreenButton=r.create("button","maplibregl-ctrl-fullscreen",this._controlContainer);r.create("span","maplibregl-ctrl-icon",t).setAttribute("aria-hidden","true"),t.type="button",this._updateTitle(),this._fullscreenButton.addEventListener("click",this._onClickFullscreen),window.document.addEventListener(this._fullscreenchange,this._onFullscreenChange);}_updateTitle(){const t=this._getTitle();this._fullscreenButton.setAttribute("aria-label",t),this._fullscreenButton.title=t;}_getTitle(){return this._map._getUIString(this._isFullscreen()?"FullscreenControl.Exit":"FullscreenControl.Enter")}_isFullscreen(){return this._fullscreen}_handleFullscreenChange(){this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle("maplibregl-ctrl-shrink"),this._fullscreenButton.classList.toggle("maplibregl-ctrl-fullscreen"),this._updateTitle(),this._fullscreen?(this.fire(new e.k("fullscreenstart")),this._prevCooperativeGesturesEnabled=this._map.cooperativeGestures.isEnabled(),this._map.cooperativeGestures.disable()):(this.fire(new e.k("fullscreenend")),this._prevCooperativeGesturesEnabled&&this._map.cooperativeGestures.enable());}_exitFullscreen(){window.document.exitFullscreen?window.document.exitFullscreen():window.document.mozCancelFullScreen?window.document.mozCancelFullScreen():window.document.msExitFullscreen?window.document.msExitFullscreen():window.document.webkitCancelFullScreen?window.document.webkitCancelFullScreen():this._togglePseudoFullScreen();}_requestFullscreen(){this._container.requestFullscreen?this._container.requestFullscreen():this._container.mozRequestFullScreen?this._container.mozRequestFullScreen():this._container.msRequestFullscreen?this._container.msRequestFullscreen():this._container.webkitRequestFullscreen?this._container.webkitRequestFullscreen():this._togglePseudoFullScreen();}_togglePseudoFullScreen(){this._container.classList.toggle("maplibregl-pseudo-fullscreen"),this._handleFullscreenChange(),this._map.resize();}},t.GeoJSONSource=J,t.GeolocateControl=class extends e.E{constructor(t){super(),this._onSuccess=t=>{if(this._map){if(this._isOutOfMapMaxBounds(t))return this._setErrorState(),this.fire(new e.k("outofmaxbounds",t)),this._updateMarker(),void this._finish();if(this.options.trackUserLocation)switch(this._lastKnownPosition=t,this._watchState){case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-active");break;case"BACKGROUND":case"BACKGROUND_ERROR":this._watchState="BACKGROUND",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-background");break;default:throw new Error(`Unexpected watchState ${this._watchState}`)}this.options.showUserLocation&&"OFF"!==this._watchState&&this._updateMarker(t),this.options.trackUserLocation&&"ACTIVE_LOCK"!==this._watchState||this._updateCamera(t),this.options.showUserLocation&&this._dotElement.classList.remove("maplibregl-user-location-dot-stale"),this.fire(new e.k("geolocate",t)),this._finish();}},this._updateCamera=t=>{const i=new e.N(t.coords.longitude,t.coords.latitude),a=t.coords.accuracy,s=this._map.getBearing(),o=e.e({bearing:s},this.options.fitBoundsOptions),r=H.fromLngLat(i,a);this._map.fitBounds(r,o,{geolocateSource:!0});},this._updateMarker=t=>{if(t){const i=new e.N(t.coords.longitude,t.coords.latitude);this._accuracyCircleMarker.setLngLat(i).addTo(this._map),this._userLocationDotMarker.setLngLat(i).addTo(this._map),this._accuracy=t.coords.accuracy,this.options.showUserLocation&&this.options.showAccuracyCircle&&this._updateCircleRadius();}else this._userLocationDotMarker.remove(),this._accuracyCircleMarker.remove();},this._onZoom=()=>{this.options.showUserLocation&&this.options.showAccuracyCircle&&this._updateCircleRadius();},this._onError=t=>{if(this._map){if(this.options.trackUserLocation)if(1===t.code){this._watchState="OFF",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background-error"),this._geolocateButton.disabled=!0;const t=this._map._getUIString("GeolocateControl.LocationNotAvailable");this._geolocateButton.title=t,this._geolocateButton.setAttribute("aria-label",t),void 0!==this._geolocationWatchID&&this._clearWatch();}else {if(3===t.code&&Ws)return;this._setErrorState();}"OFF"!==this._watchState&&this.options.showUserLocation&&this._dotElement.classList.add("maplibregl-user-location-dot-stale"),this.fire(new e.k("error",t)),this._finish();}},this._finish=()=>{this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0;},this._setupUI=()=>{this._map&&(this._container.addEventListener("contextmenu",(t=>t.preventDefault())),this._geolocateButton=r.create("button","maplibregl-ctrl-geolocate",this._container),r.create("span","maplibregl-ctrl-icon",this._geolocateButton).setAttribute("aria-hidden","true"),this._geolocateButton.type="button",this._geolocateButton.disabled=!0);},this._finishSetupUI=t=>{if(this._map){if(!1===t){e.w("Geolocation support is not available so the GeolocateControl will be disabled.");const t=this._map._getUIString("GeolocateControl.LocationNotAvailable");this._geolocateButton.disabled=!0,this._geolocateButton.title=t,this._geolocateButton.setAttribute("aria-label",t);}else {const t=this._map._getUIString("GeolocateControl.FindMyLocation");this._geolocateButton.disabled=!1,this._geolocateButton.title=t,this._geolocateButton.setAttribute("aria-label",t);}this.options.trackUserLocation&&(this._geolocateButton.setAttribute("aria-pressed","false"),this._watchState="OFF"),this.options.showUserLocation&&(this._dotElement=r.create("div","maplibregl-user-location-dot"),this._userLocationDotMarker=new Vs({element:this._dotElement}),this._circleElement=r.create("div","maplibregl-user-location-accuracy-circle"),this._accuracyCircleMarker=new Vs({element:this._circleElement,pitchAlignment:"map"}),this.options.trackUserLocation&&(this._watchState="OFF"),this._map.on("zoom",this._onZoom)),this._geolocateButton.addEventListener("click",(()=>this.trigger())),this._setup=!0,this.options.trackUserLocation&&this._map.on("movestart",(t=>{t.geolocateSource||"ACTIVE_LOCK"!==this._watchState||t.originalEvent&&"resize"===t.originalEvent.type||(this._watchState="BACKGROUND",this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active"),this.fire(new e.k("trackuserlocationend")),this.fire(new e.k("userlocationlostfocus")));}));}},this.options=e.e({},Gs,t);}onAdd(t){return this._map=t,this._container=r.create("div","maplibregl-ctrl maplibregl-ctrl-group"),this._setupUI(),function(){return e._(this,arguments,void 0,(function*(t=!1){if(void 0!==Us&&!t)return Us;if(void 0===window.navigator.permissions)return Us=!!window.navigator.geolocation,Us;try{const t=yield window.navigator.permissions.query({name:"geolocation"});Us="denied"!==t.state;}catch(t){Us=!!window.navigator.geolocation;}return Us}))}().then((t=>this._finishSetupUI(t))),this._container}onRemove(){void 0!==this._geolocationWatchID&&(window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker&&this._userLocationDotMarker.remove(),this.options.showAccuracyCircle&&this._accuracyCircleMarker&&this._accuracyCircleMarker.remove(),r.remove(this._container),this._map.off("zoom",this._onZoom),this._map=void 0,Hs=0,Ws=!1;}_isOutOfMapMaxBounds(t){const e=this._map.getMaxBounds(),i=t.coords;return e&&(i.longitudee.getEast()||i.latitudee.getNorth())}_setErrorState(){switch(this._watchState){case"WAITING_ACTIVE":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-active-error");break;case"ACTIVE_LOCK":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-waiting");break;case"BACKGROUND":this._watchState="BACKGROUND_ERROR",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-waiting");break;case"ACTIVE_ERROR":break;default:throw new Error(`Unexpected watchState ${this._watchState}`)}}_updateCircleRadius(){const t=this._map.getBounds(),e=t.getSouthEast(),i=t.getNorthEast(),a=e.distanceTo(i),s=Math.ceil(this._accuracy/(a/this._map._container.clientHeight)*2);this._circleElement.style.width=`${s}px`,this._circleElement.style.height=`${s}px`;}trigger(){if(!this._setup)return e.w("Geolocate control triggered before added to a map"),!1;if(this.options.trackUserLocation){switch(this._watchState){case"OFF":this._watchState="WAITING_ACTIVE",this.fire(new e.k("trackuserlocationstart"));break;case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":case"BACKGROUND_ERROR":Hs--,Ws=!1,this._watchState="OFF",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background-error"),this.fire(new e.k("trackuserlocationend"));break;case"BACKGROUND":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-background"),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire(new e.k("trackuserlocationstart")),this.fire(new e.k("userlocationfocus"));break;default:throw new Error(`Unexpected watchState ${this._watchState}`)}switch(this._watchState){case"WAITING_ACTIVE":this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-active");break;case"ACTIVE_LOCK":this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-active");break;case"OFF":break;default:throw new Error(`Unexpected watchState ${this._watchState}`)}if("OFF"===this._watchState&&void 0!==this._geolocationWatchID)this._clearWatch();else if(void 0===this._geolocationWatchID){let t;this._geolocateButton.classList.add("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","true"),Hs++,Hs>1?(t={maximumAge:6e5,timeout:0},Ws=!0):(t=this.options.positionOptions,Ws=!1),this._geolocationWatchID=window.navigator.geolocation.watchPosition(this._onSuccess,this._onError,t);}}else window.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4);return !0}_clearWatch(){window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove("maplibregl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","false"),this.options.showUserLocation&&this._updateMarker(null);}},t.Hash=Ea,t.ImageSource=Q,t.KeyboardHandler=ls,t.LngLatBounds=H,t.LogoControl=Ps,t.Map=class extends Ts{constructor(t){e.bf.mark(e.bg.create);const i=Object.assign(Object.assign({},Fs),t);if(null!=i.minZoom&&null!=i.maxZoom&&i.minZoom>i.maxZoom)throw new Error("maxZoom must be greater than or equal to minZoom");if(null!=i.minPitch&&null!=i.maxPitch&&i.minPitch>i.maxPitch)throw new Error("maxPitch must be greater than or equal to minPitch");if(null!=i.minPitch&&i.minPitch<0)throw new Error("minPitch must be greater than or equal to 0");if(null!=i.maxPitch&&i.maxPitch>85)throw new Error("maxPitch must be less than or equal to 85");if(super(new Ta(i.minZoom,i.maxZoom,i.minPitch,i.maxPitch,i.renderWorldCopies),{bearingSnap:i.bearingSnap}),this._idleTriggered=!1,this._crossFadingFactor=1,this._renderTaskQueue=new Cs,this._controls=[],this._mapId=e.a4(),this._contextLost=t=>{t.preventDefault(),this._frameRequest&&(this._frameRequest.abort(),this._frameRequest=null),this.fire(new e.k("webglcontextlost",{originalEvent:t}));},this._contextRestored=t=>{this._setupPainter(),this.resize(),this._update(),this.fire(new e.k("webglcontextrestored",{originalEvent:t}));},this._onMapScroll=t=>{if(t.target===this._container)return this._container.scrollTop=0,this._container.scrollLeft=0,!1},this._onWindowOnline=()=>{this._update();},this._interactive=i.interactive,this._maxTileCacheSize=i.maxTileCacheSize,this._maxTileCacheZoomLevels=i.maxTileCacheZoomLevels,this._failIfMajorPerformanceCaveat=!0===i.failIfMajorPerformanceCaveat,this._preserveDrawingBuffer=!0===i.preserveDrawingBuffer,this._antialias=!0===i.antialias,this._trackResize=!0===i.trackResize,this._bearingSnap=i.bearingSnap,this._refreshExpiredTiles=!0===i.refreshExpiredTiles,this._fadeDuration=i.fadeDuration,this._crossSourceCollisions=!0===i.crossSourceCollisions,this._collectResourceTiming=!0===i.collectResourceTiming,this._locale=Object.assign(Object.assign({},ks),i.locale),this._clickTolerance=i.clickTolerance,this._overridePixelRatio=i.pixelRatio,this._maxCanvasSize=i.maxCanvasSize,this.transformCameraUpdate=i.transformCameraUpdate,this.cancelPendingTileRequestsWhileZooming=!0===i.cancelPendingTileRequestsWhileZooming,this._imageQueueHandle=_.addThrottleControl((()=>this.isMoving())),this._requestManager=new p(i.transformRequest),"string"==typeof i.container){if(this._container=document.getElementById(i.container),!this._container)throw new Error(`Container '${i.container}' not found.`)}else {if(!(i.container instanceof HTMLElement))throw new Error("Invalid type: 'container' must be a String or HTMLElement.");this._container=i.container;}if(i.maxBounds&&this.setMaxBounds(i.maxBounds),this._setupContainer(),this._setupPainter(),this.on("move",(()=>this._update(!1))).on("moveend",(()=>this._update(!1))).on("zoom",(()=>this._update(!0))).on("terrain",(()=>{this.painter.terrainFacilitator.dirty=!0,this._update(!0);})).once("idle",(()=>{this._idleTriggered=!0;})),"undefined"!=typeof window){addEventListener("online",this._onWindowOnline,!1);let t=!1;const e=Ia((t=>{this._trackResize&&!this._removed&&(this.resize(t),this.redraw());}),50);this._resizeObserver=new ResizeObserver((i=>{t?e(i):t=!0;})),this._resizeObserver.observe(this._container);}this.handlers=new ws(this,i),this._hash=i.hash&&new Ea("string"==typeof i.hash&&i.hash||void 0).addTo(this),this._hash&&this._hash._onHashChange()||(this.jumpTo({center:i.center,zoom:i.zoom,bearing:i.bearing,pitch:i.pitch}),i.bounds&&(this.resize(),this.fitBounds(i.bounds,e.e({},i.fitBoundsOptions,{duration:0})))),this.resize(),this._localIdeographFontFamily=i.localIdeographFontFamily,this._validateStyle=i.validateStyle,i.style&&this.setStyle(i.style,{localIdeographFontFamily:i.localIdeographFontFamily}),i.attributionControl&&this.addControl(new Es("boolean"==typeof i.attributionControl?void 0:i.attributionControl)),i.maplibreLogo&&this.addControl(new Ps,i.logoPosition),this.on("style.load",(()=>{this.transform.unmodified&&this.jumpTo(this.style.stylesheet);})),this.on("data",(t=>{this._update("style"===t.dataType),this.fire(new e.k(`${t.dataType}data`,t));})),this.on("dataloading",(t=>{this.fire(new e.k(`${t.dataType}dataloading`,t));})),this.on("dataabort",(t=>{this.fire(new e.k("sourcedataabort",t));}));}_getMapId(){return this._mapId}addControl(t,i){if(void 0===i&&(i=t.getDefaultPosition?t.getDefaultPosition():"top-right"),!t||!t.onAdd)return this.fire(new e.j(new Error("Invalid argument to map.addControl(). Argument must be a control with onAdd and onRemove methods.")));const a=t.onAdd(this);this._controls.push(t);const s=this._controlPositions[i];return -1!==i.indexOf("bottom")?s.insertBefore(a,s.firstChild):s.appendChild(a),this}removeControl(t){if(!t||!t.onRemove)return this.fire(new e.j(new Error("Invalid argument to map.removeControl(). Argument must be a control with onAdd and onRemove methods.")));const i=this._controls.indexOf(t);return i>-1&&this._controls.splice(i,1),t.onRemove(this),this}hasControl(t){return this._controls.indexOf(t)>-1}calculateCameraOptionsFromTo(t,e,i,a){return null==a&&this.terrain&&(a=this.terrain.getElevationForLngLatZoom(i,this.transform.tileZoom)),super.calculateCameraOptionsFromTo(t,e,i,a)}resize(t){var i;const a=this._containerDimensions(),s=a[0],o=a[1],r=this._getClampedPixelRatio(s,o);if(this._resizeCanvas(s,o,r),this.painter.resize(s,o,r),this.painter.overLimit()){const t=this.painter.context.gl;this._maxCanvasSize=[t.drawingBufferWidth,t.drawingBufferHeight];const e=this._getClampedPixelRatio(s,o);this._resizeCanvas(s,o,e),this.painter.resize(s,o,e);}this.transform.resize(s,o),null===(i=this._requestedCameraState)||void 0===i||i.resize(s,o);const n=!this._moving;return n&&(this.stop(),this.fire(new e.k("movestart",t)).fire(new e.k("move",t))),this.fire(new e.k("resize",t)),n&&this.fire(new e.k("moveend",t)),this}_getClampedPixelRatio(t,e){const{0:i,1:a}=this._maxCanvasSize,s=this.getPixelRatio(),o=t*s,r=e*s;return Math.min(o>i?i/o:1,r>a?a/r:1)*s}getPixelRatio(){var t;return null!==(t=this._overridePixelRatio)&&void 0!==t?t:devicePixelRatio}setPixelRatio(t){this._overridePixelRatio=t,this.resize();}getBounds(){return this.transform.getBounds()}getMaxBounds(){return this.transform.getMaxBounds()}setMaxBounds(t){return this.transform.setMaxBounds(H.convert(t)),this._update()}setMinZoom(t){if((t=null==t?-2:t)>=-2&&t<=this.transform.maxZoom)return this.transform.minZoom=t,this._update(),this.getZoom()=this.transform.minZoom)return this.transform.maxZoom=t,this._update(),this.getZoom()>t&&this.setZoom(t),this;throw new Error("maxZoom must be greater than the current minZoom")}getMaxZoom(){return this.transform.maxZoom}setMinPitch(t){if((t=null==t?0:t)<0)throw new Error("minPitch must be greater than or equal to 0");if(t>=0&&t<=this.transform.maxPitch)return this.transform.minPitch=t,this._update(),this.getPitch()85)throw new Error("maxPitch must be less than or equal to 85");if(t>=this.transform.minPitch)return this.transform.maxPitch=t,this._update(),this.getPitch()>t&&this.setPitch(t),this;throw new Error("maxPitch must be greater than the current minPitch")}getMaxPitch(){return this.transform.maxPitch}getRenderWorldCopies(){return this.transform.renderWorldCopies}setRenderWorldCopies(t){return this.transform.renderWorldCopies=t,this._update()}project(t){return this.transform.locationPoint(e.N.convert(t),this.style&&this.terrain)}unproject(t){return this.transform.pointLocation(e.P.convert(t),this.terrain)}isMoving(){var t;return this._moving||(null===(t=this.handlers)||void 0===t?void 0:t.isMoving())}isZooming(){var t;return this._zooming||(null===(t=this.handlers)||void 0===t?void 0:t.isZooming())}isRotating(){var t;return this._rotating||(null===(t=this.handlers)||void 0===t?void 0:t.isRotating())}_createDelegatedListener(t,e,i){if("mouseenter"===t||"mouseover"===t){let a=!1;const s=s=>{const o=e.filter((t=>this.getLayer(t))),r=0!==o.length?this.queryRenderedFeatures(s.point,{layers:o}):[];r.length?a||(a=!0,i.call(this,new ka(t,this,s.originalEvent,{features:r}))):a=!1;};return {layers:e,listener:i,delegates:{mousemove:s,mouseout:()=>{a=!1;}}}}if("mouseleave"===t||"mouseout"===t){let a=!1;const s=s=>{const o=e.filter((t=>this.getLayer(t)));(0!==o.length?this.queryRenderedFeatures(s.point,{layers:o}):[]).length?a=!0:a&&(a=!1,i.call(this,new ka(t,this,s.originalEvent)));},o=e=>{a&&(a=!1,i.call(this,new ka(t,this,e.originalEvent)));};return {layers:e,listener:i,delegates:{mousemove:s,mouseout:o}}}{const a=t=>{const a=e.filter((t=>this.getLayer(t))),s=0!==a.length?this.queryRenderedFeatures(t.point,{layers:a}):[];s.length&&(t.features=s,i.call(this,t),delete t.features);};return {layers:e,listener:i,delegates:{[t]:a}}}}_saveDelegatedListener(t,e){this._delegatedListeners=this._delegatedListeners||{},this._delegatedListeners[t]=this._delegatedListeners[t]||[],this._delegatedListeners[t].push(e);}_removeDelegatedListener(t,e,i){if(!this._delegatedListeners||!this._delegatedListeners[t])return;const a=this._delegatedListeners[t];for(let t=0;te.includes(t)))){for(const t in s.delegates)this.off(t,s.delegates[t]);return void a.splice(t,1)}}}on(t,e,i){if(void 0===i)return super.on(t,e);const a=this._createDelegatedListener(t,"string"==typeof e?[e]:e,i);this._saveDelegatedListener(t,a);for(const t in a.delegates)this.on(t,a.delegates[t]);return this}once(t,e,i){if(void 0===i)return super.once(t,e);const a="string"==typeof e?[e]:e,s=this._createDelegatedListener(t,a,i);for(const e in s.delegates){const o=s.delegates[e];s.delegates[e]=(...e)=>{this._removeDelegatedListener(t,a,i),o(...e);};}this._saveDelegatedListener(t,s);for(const t in s.delegates)this.once(t,s.delegates[t]);return this}off(t,e,i){return void 0===i?super.off(t,e):(this._removeDelegatedListener(t,"string"==typeof e?[e]:e,i),this)}queryRenderedFeatures(t,i){if(!this.style)return [];let a;const s=t instanceof e.P||Array.isArray(t),o=s?t:[[0,0],[this.transform.width,this.transform.height]];if(i=i||(s?{}:t)||{},o instanceof e.P||"number"==typeof o[0])a=[e.P.convert(o)];else {const t=e.P.convert(o[0]),i=e.P.convert(o[1]);a=[t,new e.P(i.x,t.y),i,new e.P(t.x,i.y),t];}return this.style.queryRenderedFeatures(a,i,this.transform)}querySourceFeatures(t,e){return this.style.querySourceFeatures(t,e)}setStyle(t,i){return !1!==(i=e.e({},{localIdeographFontFamily:this._localIdeographFontFamily,validate:this._validateStyle},i)).diff&&i.localIdeographFontFamily===this._localIdeographFontFamily&&this.style&&t?(this._diffStyle(t,i),this):(this._localIdeographFontFamily=i.localIdeographFontFamily,this._updateStyle(t,i))}setTransformRequest(t){return this._requestManager.setTransformRequest(t),this}_getUIString(t){const e=this._locale[t];if(null==e)throw new Error(`Missing UI string '${t}'`);return e}_updateStyle(t,e){if(e.transformStyle&&this.style&&!this.style._loaded)return void this.style.once("style.load",(()=>this._updateStyle(t,e)));const i=this.style&&e.transformStyle?this.style.serialize():void 0;return this.style&&(this.style.setEventedParent(null),this.style._remove(!t)),t?(this.style=new de(this,e||{}),this.style.setEventedParent(this,{style:this.style}),"string"==typeof t?this.style.loadURL(t,e,i):this.style.loadJSON(t,e,i),this):(delete this.style,this)}_lazyInitEmptyStyle(){this.style||(this.style=new de(this,{}),this.style.setEventedParent(this,{style:this.style}),this.style.loadEmpty());}_diffStyle(t,i){if("string"==typeof t){const a=this._requestManager.transformRequest(t,"Style");e.h(a,new AbortController).then((t=>{this._updateDiff(t.data,i);})).catch((t=>{t&&this.fire(new e.j(t));}));}else "object"==typeof t&&this._updateDiff(t,i);}_updateDiff(t,i){try{this.style.setState(t,i)&&this._update(!0);}catch(a){e.w(`Unable to perform style diff: ${a.message||a.error||a}. Rebuilding the style from scratch.`),this._updateStyle(t,i);}}getStyle(){if(this.style)return this.style.serialize()}isStyleLoaded(){return this.style?this.style.loaded():e.w("There is no style added to the map.")}addSource(t,e){return this._lazyInitEmptyStyle(),this.style.addSource(t,e),this._update(!0)}isSourceLoaded(t){const i=this.style&&this.style.sourceCaches[t];if(void 0!==i)return i.loaded();this.fire(new e.j(new Error(`There is no source with ID '${t}'`)));}setTerrain(t){if(this.style._checkLoaded(),this._terrainDataCallback&&this.style.off("data",this._terrainDataCallback),t){const i=this.style.sourceCaches[t.source];if(!i)throw new Error(`cannot load terrain, because there exists no source with ID: ${t.source}`);null===this.terrain&&i.reload();for(const i in this.style._layers){const a=this.style._layers[i];"hillshade"===a.type&&a.source===t.source&&e.w("You are using the same source for a hillshade layer and for 3D terrain. Please consider using two separate sources to improve rendering quality.");}this.terrain=new Ds(this.painter,i,t),this.painter.renderToTexture=new Rs(this.painter,this.terrain),this.transform.minElevationForCurrentTile=this.terrain.getMinTileElevationForLngLatZoom(this.transform.center,this.transform.tileZoom),this.transform.elevation=this.terrain.getElevationForLngLatZoom(this.transform.center,this.transform.tileZoom),this._terrainDataCallback=e=>{"style"===e.dataType?this.terrain.sourceCache.freeRtt():"source"===e.dataType&&e.tile&&(e.sourceId!==t.source||this._elevationFreeze||(this.transform.minElevationForCurrentTile=this.terrain.getMinTileElevationForLngLatZoom(this.transform.center,this.transform.tileZoom),this.transform.elevation=this.terrain.getElevationForLngLatZoom(this.transform.center,this.transform.tileZoom)),this.terrain.sourceCache.freeRtt(e.tile.tileID));},this.style.on("data",this._terrainDataCallback);}else this.terrain&&this.terrain.sourceCache.destruct(),this.terrain=null,this.painter.renderToTexture&&this.painter.renderToTexture.destruct(),this.painter.renderToTexture=null,this.transform.minElevationForCurrentTile=0,this.transform.elevation=0;return this.fire(new e.k("terrain",{terrain:t})),this}getTerrain(){var t,e;return null!==(e=null===(t=this.terrain)||void 0===t?void 0:t.options)&&void 0!==e?e:null}areTilesLoaded(){const t=this.style&&this.style.sourceCaches;for(const e in t){const i=t[e]._tiles;for(const t in i){const e=i[t];if("loaded"!==e.state&&"errored"!==e.state)return !1}}return !0}removeSource(t){return this.style.removeSource(t),this._update(!0)}getSource(t){return this.style.getSource(t)}addImage(t,i,a={}){const{pixelRatio:s=1,sdf:r=!1,stretchX:n,stretchY:l,content:h,textFitWidth:c,textFitHeight:u}=a;if(this._lazyInitEmptyStyle(),!(i instanceof HTMLImageElement||e.b(i))){if(void 0===i.width||void 0===i.height)return this.fire(new e.j(new Error("Invalid arguments to map.addImage(). The second argument must be an `HTMLImageElement`, `ImageData`, `ImageBitmap`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")));{const{width:a,height:o,data:d}=i,_=i;return this.style.addImage(t,{data:new e.R({width:a,height:o},new Uint8Array(d)),pixelRatio:s,stretchX:n,stretchY:l,content:h,textFitWidth:c,textFitHeight:u,sdf:r,version:0,userImage:_}),_.onAdd&&_.onAdd(this,t),this}}{const{width:a,height:d,data:_}=o.getImageData(i);this.style.addImage(t,{data:new e.R({width:a,height:d},_),pixelRatio:s,stretchX:n,stretchY:l,content:h,textFitWidth:c,textFitHeight:u,sdf:r,version:0});}}updateImage(t,i){const a=this.style.getImage(t);if(!a)return this.fire(new e.j(new Error("The map has no image with that id. If you are adding a new image use `map.addImage(...)` instead.")));const s=i instanceof HTMLImageElement||e.b(i)?o.getImageData(i):i,{width:r,height:n,data:l}=s;if(void 0===r||void 0===n)return this.fire(new e.j(new Error("Invalid arguments to map.updateImage(). The second argument must be an `HTMLImageElement`, `ImageData`, `ImageBitmap`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")));if(r!==a.data.width||n!==a.data.height)return this.fire(new e.j(new Error("The width and height of the updated image must be that same as the previous version of the image")));const h=!(i instanceof HTMLImageElement||e.b(i));return a.data.replace(l,h),this.style.updateImage(t,a),this}getImage(t){return this.style.getImage(t)}hasImage(t){return t?!!this.style.getImage(t):(this.fire(new e.j(new Error("Missing required image id"))),!1)}removeImage(t){this.style.removeImage(t);}loadImage(t){return _.getImage(this._requestManager.transformRequest(t,"Image"),new AbortController)}listImages(){return this.style.listImages()}addLayer(t,e){return this._lazyInitEmptyStyle(),this.style.addLayer(t,e),this._update(!0)}moveLayer(t,e){return this.style.moveLayer(t,e),this._update(!0)}removeLayer(t){return this.style.removeLayer(t),this._update(!0)}getLayer(t){return this.style.getLayer(t)}getLayersOrder(){return this.style.getLayersOrder()}setLayerZoomRange(t,e,i){return this.style.setLayerZoomRange(t,e,i),this._update(!0)}setFilter(t,e,i={}){return this.style.setFilter(t,e,i),this._update(!0)}getFilter(t){return this.style.getFilter(t)}setPaintProperty(t,e,i,a={}){return this.style.setPaintProperty(t,e,i,a),this._update(!0)}getPaintProperty(t,e){return this.style.getPaintProperty(t,e)}setLayoutProperty(t,e,i,a={}){return this.style.setLayoutProperty(t,e,i,a),this._update(!0)}getLayoutProperty(t,e){return this.style.getLayoutProperty(t,e)}setGlyphs(t,e={}){return this._lazyInitEmptyStyle(),this.style.setGlyphs(t,e),this._update(!0)}getGlyphs(){return this.style.getGlyphsUrl()}addSprite(t,e,i={}){return this._lazyInitEmptyStyle(),this.style.addSprite(t,e,i,(t=>{t||this._update(!0);})),this}removeSprite(t){return this._lazyInitEmptyStyle(),this.style.removeSprite(t),this._update(!0)}getSprite(){return this.style.getSprite()}setSprite(t,e={}){return this._lazyInitEmptyStyle(),this.style.setSprite(t,e,(t=>{t||this._update(!0);})),this}setLight(t,e={}){return this._lazyInitEmptyStyle(),this.style.setLight(t,e),this._update(!0)}getLight(){return this.style.getLight()}setSky(t){return this._lazyInitEmptyStyle(),this.style.setSky(t),this._update(!0)}getSky(){return this.style.getSky()}setFeatureState(t,e){return this.style.setFeatureState(t,e),this._update()}removeFeatureState(t,e){return this.style.removeFeatureState(t,e),this._update()}getFeatureState(t){return this.style.getFeatureState(t)}getContainer(){return this._container}getCanvasContainer(){return this._canvasContainer}getCanvas(){return this._canvas}_containerDimensions(){let t=0,e=0;return this._container&&(t=this._container.clientWidth||400,e=this._container.clientHeight||300),[t,e]}_setupContainer(){const t=this._container;t.classList.add("maplibregl-map");const e=this._canvasContainer=r.create("div","maplibregl-canvas-container",t);this._interactive&&e.classList.add("maplibregl-interactive"),this._canvas=r.create("canvas","maplibregl-canvas",e),this._canvas.addEventListener("webglcontextlost",this._contextLost,!1),this._canvas.addEventListener("webglcontextrestored",this._contextRestored,!1),this._canvas.setAttribute("tabindex",this._interactive?"0":"-1"),this._canvas.setAttribute("aria-label",this._getUIString("Map.Title")),this._canvas.setAttribute("role","region");const i=this._containerDimensions(),a=this._getClampedPixelRatio(i[0],i[1]);this._resizeCanvas(i[0],i[1],a);const s=this._controlContainer=r.create("div","maplibregl-control-container",t),o=this._controlPositions={};["top-left","top-right","bottom-left","bottom-right"].forEach((t=>{o[t]=r.create("div",`maplibregl-ctrl-${t} `,s);})),this._container.addEventListener("scroll",this._onMapScroll,!1);}_resizeCanvas(t,e,i){this._canvas.width=Math.floor(i*t),this._canvas.height=Math.floor(i*e),this._canvas.style.width=`${t}px`,this._canvas.style.height=`${e}px`;}_setupPainter(){const t={alpha:!0,stencil:!0,depth:!0,failIfMajorPerformanceCaveat:this._failIfMajorPerformanceCaveat,preserveDrawingBuffer:this._preserveDrawingBuffer,antialias:this._antialias||!1};let e=null;this._canvas.addEventListener("webglcontextcreationerror",(i=>{e={requestedAttributes:t},i&&(e.statusMessage=i.statusMessage,e.type=i.type);}),{once:!0});const i=this._canvas.getContext("webgl2",t)||this._canvas.getContext("webgl",t);if(!i){const t="Failed to initialize WebGL";throw e?(e.message=t,new Error(JSON.stringify(e))):new Error(t)}this.painter=new va(i,this.transform),n.testSupport(i);}loaded(){return !this._styleDirty&&!this._sourcesDirty&&!!this.style&&this.style.loaded()}_update(t){return this.style&&this.style._loaded?(this._styleDirty=this._styleDirty||t,this._sourcesDirty=!0,this.triggerRepaint(),this):this}_requestRenderFrame(t){return this._update(),this._renderTaskQueue.add(t)}_cancelRenderFrame(t){this._renderTaskQueue.remove(t);}_render(t){const i=this._idleTriggered?this._fadeDuration:0;if(this.painter.context.setDirty(),this.painter.setBaseState(),this._renderTaskQueue.run(t),this._removed)return;let a=!1;if(this.style&&this._styleDirty){this._styleDirty=!1;const t=this.transform.zoom,s=o.now();this.style.zoomHistory.update(t,s);const r=new e.z(t,{now:s,fadeDuration:i,zoomHistory:this.style.zoomHistory,transition:this.style.getTransition()}),n=r.crossFadingFactor();1===n&&n===this._crossFadingFactor||(a=!0,this._crossFadingFactor=n),this.style.update(r);}this.style&&this._sourcesDirty&&(this._sourcesDirty=!1,this.style._updateSources(this.transform)),this.terrain?(this.terrain.sourceCache.update(this.transform,this.terrain),this.transform.minElevationForCurrentTile=this.terrain.getMinTileElevationForLngLatZoom(this.transform.center,this.transform.tileZoom),this._elevationFreeze||(this.transform.elevation=this.terrain.getElevationForLngLatZoom(this.transform.center,this.transform.tileZoom))):(this.transform.minElevationForCurrentTile=0,this.transform.elevation=0),this._placementDirty=this.style&&this.style._updatePlacement(this.painter.transform,this.showCollisionBoxes,i,this._crossSourceCollisions),this.painter.render(this.style,{showTileBoundaries:this.showTileBoundaries,showOverdrawInspector:this._showOverdrawInspector,rotating:this.isRotating(),zooming:this.isZooming(),moving:this.isMoving(),fadeDuration:i,showPadding:this.showPadding}),this.fire(new e.k("render")),this.loaded()&&!this._loaded&&(this._loaded=!0,e.bf.mark(e.bg.load),this.fire(new e.k("load"))),this.style&&(this.style.hasTransitions()||a)&&(this._styleDirty=!0),this.style&&!this._placementDirty&&this.style._releaseSymbolFadeTiles();const s=this._sourcesDirty||this._styleDirty||this._placementDirty;return s||this._repaint?this.triggerRepaint():!this.isMoving()&&this.loaded()&&this.fire(new e.k("idle")),!this._loaded||this._fullyLoaded||s||(this._fullyLoaded=!0,e.bf.mark(e.bg.fullLoad)),this}redraw(){return this.style&&(this._frameRequest&&(this._frameRequest.abort(),this._frameRequest=null),this._render(0)),this}remove(){var t;this._hash&&this._hash.remove();for(const t of this._controls)t.onRemove(this);this._controls=[],this._frameRequest&&(this._frameRequest.abort(),this._frameRequest=null),this._renderTaskQueue.clear(),this.painter.destroy(),this.handlers.destroy(),delete this.handlers,this.setStyle(null),"undefined"!=typeof window&&removeEventListener("online",this._onWindowOnline,!1),_.removeThrottleControl(this._imageQueueHandle),null===(t=this._resizeObserver)||void 0===t||t.disconnect();const i=this.painter.context.gl.getExtension("WEBGL_lose_context");(null==i?void 0:i.loseContext)&&i.loseContext(),this._canvas.removeEventListener("webglcontextrestored",this._contextRestored,!1),this._canvas.removeEventListener("webglcontextlost",this._contextLost,!1),r.remove(this._canvasContainer),r.remove(this._controlContainer),this._container.classList.remove("maplibregl-map"),e.bf.clearMetrics(),this._removed=!0,this.fire(new e.k("remove"));}triggerRepaint(){this.style&&!this._frameRequest&&(this._frameRequest=new AbortController,o.frameAsync(this._frameRequest).then((t=>{e.bf.frame(t),this._frameRequest=null,this._render(t);})).catch((()=>{})));}get showTileBoundaries(){return !!this._showTileBoundaries}set showTileBoundaries(t){this._showTileBoundaries!==t&&(this._showTileBoundaries=t,this._update());}get showPadding(){return !!this._showPadding}set showPadding(t){this._showPadding!==t&&(this._showPadding=t,this._update());}get showCollisionBoxes(){return !!this._showCollisionBoxes}set showCollisionBoxes(t){this._showCollisionBoxes!==t&&(this._showCollisionBoxes=t,t?this.style._generateCollisionBoxes():this._update());}get showOverdrawInspector(){return !!this._showOverdrawInspector}set showOverdrawInspector(t){this._showOverdrawInspector!==t&&(this._showOverdrawInspector=t,this._update());}get repaint(){return !!this._repaint}set repaint(t){this._repaint!==t&&(this._repaint=t,this.triggerRepaint());}get vertices(){return !!this._vertices}set vertices(t){this._vertices=t,this._update();}get version(){return Ls}getCameraTargetElevation(){return this.transform.elevation}},t.MapMouseEvent=ka,t.MapTouchEvent=La,t.MapWheelEvent=Fa,t.Marker=Vs,t.NavigationControl=class{constructor(t){this._updateZoomButtons=()=>{const t=this._map.getZoom(),e=t===this._map.getMaxZoom(),i=t===this._map.getMinZoom();this._zoomInButton.disabled=e,this._zoomOutButton.disabled=i,this._zoomInButton.setAttribute("aria-disabled",e.toString()),this._zoomOutButton.setAttribute("aria-disabled",i.toString());},this._rotateCompassArrow=()=>{const t=this.options.visualizePitch?`scale(${1/Math.pow(Math.cos(this._map.transform.pitch*(Math.PI/180)),.5)}) rotateX(${this._map.transform.pitch}deg) rotateZ(${this._map.transform.angle*(180/Math.PI)}deg)`:`rotate(${this._map.transform.angle*(180/Math.PI)}deg)`;this._compassIcon.style.transform=t;},this._setButtonTitle=(t,e)=>{const i=this._map._getUIString(`NavigationControl.${e}`);t.title=i,t.setAttribute("aria-label",i);},this.options=e.e({},Os,t),this._container=r.create("div","maplibregl-ctrl maplibregl-ctrl-group"),this._container.addEventListener("contextmenu",(t=>t.preventDefault())),this.options.showZoom&&(this._zoomInButton=this._createButton("maplibregl-ctrl-zoom-in",(t=>this._map.zoomIn({},{originalEvent:t}))),r.create("span","maplibregl-ctrl-icon",this._zoomInButton).setAttribute("aria-hidden","true"),this._zoomOutButton=this._createButton("maplibregl-ctrl-zoom-out",(t=>this._map.zoomOut({},{originalEvent:t}))),r.create("span","maplibregl-ctrl-icon",this._zoomOutButton).setAttribute("aria-hidden","true")),this.options.showCompass&&(this._compass=this._createButton("maplibregl-ctrl-compass",(t=>{this.options.visualizePitch?this._map.resetNorthPitch({},{originalEvent:t}):this._map.resetNorth({},{originalEvent:t});})),this._compassIcon=r.create("span","maplibregl-ctrl-icon",this._compass),this._compassIcon.setAttribute("aria-hidden","true"));}onAdd(t){return this._map=t,this.options.showZoom&&(this._setButtonTitle(this._zoomInButton,"ZoomIn"),this._setButtonTitle(this._zoomOutButton,"ZoomOut"),this._map.on("zoom",this._updateZoomButtons),this._updateZoomButtons()),this.options.showCompass&&(this._setButtonTitle(this._compass,"ResetBearing"),this.options.visualizePitch&&this._map.on("pitch",this._rotateCompassArrow),this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new Ns(this._map,this._compass,this.options.visualizePitch)),this._container}onRemove(){r.remove(this._container),this.options.showZoom&&this._map.off("zoom",this._updateZoomButtons),this.options.showCompass&&(this.options.visualizePitch&&this._map.off("pitch",this._rotateCompassArrow),this._map.off("rotate",this._rotateCompassArrow),this._handler.off(),delete this._handler),delete this._map;}_createButton(t,e){const i=r.create("button",t,this._container);return i.type="button",i.addEventListener("click",e),i}},t.Popup=class extends e.E{constructor(t){super(),this.remove=()=>(this._content&&r.remove(this._content),this._container&&(r.remove(this._container),delete this._container),this._map&&(this._map.off("move",this._update),this._map.off("move",this._onClose),this._map.off("click",this._onClose),this._map.off("remove",this.remove),this._map.off("mousemove",this._onMouseMove),this._map.off("mouseup",this._onMouseUp),this._map.off("drag",this._onDrag),this._map._canvasContainer.classList.remove("maplibregl-track-pointer"),delete this._map,this.fire(new e.k("close"))),this),this._onMouseUp=t=>{this._update(t.point);},this._onMouseMove=t=>{this._update(t.point);},this._onDrag=t=>{this._update(t.point);},this._update=t=>{var e;if(!this._map||!this._lngLat&&!this._trackPointer||!this._content)return;if(!this._container){if(this._container=r.create("div","maplibregl-popup",this._map.getContainer()),this._tip=r.create("div","maplibregl-popup-tip",this._container),this._container.appendChild(this._content),this.options.className)for(const t of this.options.className.split(" "))this._container.classList.add(t);this._closeButton&&this._closeButton.setAttribute("aria-label",this._map._getUIString("Popup.Close")),this._trackPointer&&this._container.classList.add("maplibregl-popup-track-pointer");}if(this.options.maxWidth&&this._container.style.maxWidth!==this.options.maxWidth&&(this._container.style.maxWidth=this.options.maxWidth),this._lngLat=this._map.transform.renderWorldCopies&&!this._trackPointer?js(this._lngLat,this._flatPos,this._map.transform):null===(e=this._lngLat)||void 0===e?void 0:e.wrap(),this._trackPointer&&!t)return;const i=this._flatPos=this._pos=this._trackPointer&&t?t:this._map.project(this._lngLat);this._map.terrain&&(this._flatPos=this._trackPointer&&t?t:this._map.transform.locationPoint(this._lngLat));let a=this.options.anchor;const s=Qs(this.options.offset);if(!a){const t=this._container.offsetWidth,e=this._container.offsetHeight;let o;o=i.y+s.bottom.ythis._map.transform.height-e?["bottom"]:[],i.xthis._map.transform.width-t/2&&o.push("right"),a=0===o.length?"bottom":o.join("-");}let o=i.add(s[a]);this.options.subpixelPositioning||(o=o.round()),r.setTransform(this._container,`${Zs[a]} translate(${o.x}px,${o.y}px)`),qs(this._container,a,"popup");},this._onClose=()=>{this.remove();},this.options=e.e(Object.create(Js),t);}addTo(t){return this._map&&this.remove(),this._map=t,this.options.closeOnClick&&this._map.on("click",this._onClose),this.options.closeOnMove&&this._map.on("move",this._onClose),this._map.on("remove",this.remove),this._update(),this._focusFirstElement(),this._trackPointer?(this._map.on("mousemove",this._onMouseMove),this._map.on("mouseup",this._onMouseUp),this._container&&this._container.classList.add("maplibregl-popup-track-pointer"),this._map._canvasContainer.classList.add("maplibregl-track-pointer")):this._map.on("move",this._update),this.fire(new e.k("open")),this}isOpen(){return !!this._map}getLngLat(){return this._lngLat}setLngLat(t){return this._lngLat=e.N.convert(t),this._pos=null,this._flatPos=null,this._trackPointer=!1,this._update(),this._map&&(this._map.on("move",this._update),this._map.off("mousemove",this._onMouseMove),this._container&&this._container.classList.remove("maplibregl-popup-track-pointer"),this._map._canvasContainer.classList.remove("maplibregl-track-pointer")),this}trackPointer(){return this._trackPointer=!0,this._pos=null,this._flatPos=null,this._update(),this._map&&(this._map.off("move",this._update),this._map.on("mousemove",this._onMouseMove),this._map.on("drag",this._onDrag),this._container&&this._container.classList.add("maplibregl-popup-track-pointer"),this._map._canvasContainer.classList.add("maplibregl-track-pointer")),this}getElement(){return this._container}setText(t){return this.setDOMContent(document.createTextNode(t))}setHTML(t){const e=document.createDocumentFragment(),i=document.createElement("body");let a;for(i.innerHTML=t;a=i.firstChild,a;)e.appendChild(a);return this.setDOMContent(e)}getMaxWidth(){var t;return null===(t=this._container)||void 0===t?void 0:t.style.maxWidth}setMaxWidth(t){return this.options.maxWidth=t,this._update(),this}setDOMContent(t){if(this._content)for(;this._content.hasChildNodes();)this._content.firstChild&&this._content.removeChild(this._content.firstChild);else this._content=r.create("div","maplibregl-popup-content",this._container);return this._content.appendChild(t),this._createCloseButton(),this._update(),this._focusFirstElement(),this}addClassName(t){return this._container&&this._container.classList.add(t),this}removeClassName(t){return this._container&&this._container.classList.remove(t),this}setOffset(t){return this.options.offset=t,this._update(),this}toggleClassName(t){if(this._container)return this._container.classList.toggle(t)}setSubpixelPositioning(t){this.options.subpixelPositioning=t;}_createCloseButton(){this.options.closeButton&&(this._closeButton=r.create("button","maplibregl-popup-close-button",this._content),this._closeButton.type="button",this._closeButton.innerHTML="×",this._closeButton.addEventListener("click",this._onClose));}_focusFirstElement(){if(!this.options.focusAfterOpen||!this._container)return;const t=this._container.querySelector(Ys);t&&t.focus();}},t.RasterDEMTileSource=K,t.RasterTileSource=X,t.ScaleControl=class{constructor(t){this._onMove=()=>{Xs(this._map,this._container,this.options);},this.setUnit=t=>{this.options.unit=t,Xs(this._map,this._container,this.options);},this.options=Object.assign(Object.assign({},$s),t);}getDefaultPosition(){return "bottom-left"}onAdd(t){return this._map=t,this._container=r.create("div","maplibregl-ctrl maplibregl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container}onRemove(){r.remove(this._container),this._map.off("move",this._onMove),this._map=void 0;}},t.ScrollZoomHandler=us,t.Style=de,t.TerrainControl=class{constructor(t){this._toggleTerrain=()=>{this._map.getTerrain()?this._map.setTerrain(null):this._map.setTerrain(this.options),this._updateTerrainIcon();},this._updateTerrainIcon=()=>{this._terrainButton.classList.remove("maplibregl-ctrl-terrain"),this._terrainButton.classList.remove("maplibregl-ctrl-terrain-enabled"),this._map.terrain?(this._terrainButton.classList.add("maplibregl-ctrl-terrain-enabled"),this._terrainButton.title=this._map._getUIString("TerrainControl.Disable")):(this._terrainButton.classList.add("maplibregl-ctrl-terrain"),this._terrainButton.title=this._map._getUIString("TerrainControl.Enable"));},this.options=t;}onAdd(t){return this._map=t,this._container=r.create("div","maplibregl-ctrl maplibregl-ctrl-group"),this._terrainButton=r.create("button","maplibregl-ctrl-terrain",this._container),r.create("span","maplibregl-ctrl-icon",this._terrainButton).setAttribute("aria-hidden","true"),this._terrainButton.type="button",this._terrainButton.addEventListener("click",this._toggleTerrain),this._updateTerrainIcon(),this._map.on("terrain",this._updateTerrainIcon),this._container}onRemove(){r.remove(this._container),this._map.off("terrain",this._updateTerrainIcon),this._map=void 0;}},t.TwoFingersTouchPitchHandler=rs,t.TwoFingersTouchRotateHandler=ss,t.TwoFingersTouchZoomHandler=is,t.TwoFingersTouchZoomRotateHandler=gs,t.VectorTileSource=$,t.VideoSource=tt,t.addSourceType=(t,i)=>e._(void 0,void 0,void 0,(function*(){if(at(t))throw new Error(`A source type called "${t}" already exists.`);((t,e)=>{it[t]=e;})(t,i);})),t.clearPrewarmedResources=function(){const t=B;t&&(t.isPreloaded()&&1===t.numActive()?(t.release(k),B=null):console.warn("Could not clear WebWorkers since there are active Map instances that still reference it. The pre-warmed WebWorker pool can only be cleared when all map instances have been removed with map.remove()"));},t.getMaxParallelImageRequests=function(){return e.a.MAX_PARALLEL_IMAGE_REQUESTS},t.getRTLTextPluginStatus=function(){return nt().getRTLTextPluginStatus()},t.getVersion=function(){return to},t.getWorkerCount=function(){return L.workerCount},t.getWorkerUrl=function(){return e.a.WORKER_URL},t.importScriptInWorkers=function(t){return j().broadcast("IS",t)},t.prewarm=function(){N().acquire(k);},t.setMaxParallelImageRequests=function(t){e.a.MAX_PARALLEL_IMAGE_REQUESTS=t;},t.setRTLTextPlugin=function(t,e){return nt().setRTLTextPlugin(t,e)},t.setWorkerCount=function(t){L.workerCount=t;},t.setWorkerUrl=function(t){e.a.WORKER_URL=t;};})); + +// +// Our custom intro provides a specialized "define()" function, called by the +// AMD modules below, that sets up the worker blob URL and then executes the +// main module, storing its exported value as 'maplibregl' + + +var maplibregl$1 = maplibregl; + +return maplibregl$1; + +})); +//# sourceMappingURL=maplibre-gl.js.map diff --git a/maplibre/maplibre.go b/maplibre/maplibre.go new file mode 100644 index 0000000..f7ca166 --- /dev/null +++ b/maplibre/maplibre.go @@ -0,0 +1,326 @@ +// Package maplibre provides a Go API for MapLibre GL JS maps within Via applications. +// +// It follows the same ExecScript + DataIgnoreMorph pattern used for other client-side +// JS library integrations (e.g. ECharts in the realtimechart example). +package maplibre + +import ( + "crypto/rand" + _ "embed" + "encoding/hex" + "fmt" + "net/http" + "strconv" + + "github.com/ryanhamamura/via" + "github.com/ryanhamamura/via/h" +) + +//go:embed maplibre-gl.js +var maplibreJS []byte + +//go:embed maplibre-gl.css +var maplibreCSS []byte + +// Plugin serves the embedded MapLibre GL JS/CSS and injects them into the document head. +func Plugin(v *via.V) { + v.HTTPServeMux().HandleFunc("GET /_maplibre/maplibre-gl.js", func(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "application/javascript") + _, _ = w.Write(maplibreJS) + }) + v.HTTPServeMux().HandleFunc("GET /_maplibre/maplibre-gl.css", func(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "text/css") + _, _ = w.Write(maplibreCSS) + }) + v.AppendToHead( + h.Link(h.Rel("stylesheet"), h.Href("/_maplibre/maplibre-gl.css")), + h.Script(h.Src("/_maplibre/maplibre-gl.js")), + ) +} + +// viaSignal is the interface satisfied by via's *signal type. +type viaSignal interface { + ID() string + String() string + SetValue(any) + Bind() h.H +} + +// Map represents a MapLibre GL map instance bound to a Via context. +type Map struct { + id string + ctx *via.Context + opts Options + + // Viewport signals for browser → server sync + centerLng, centerLat viaSignal + zoom, bearing, pitch viaSignal + + // Pre-render accumulation + sources []sourceEntry + layers []Layer + markers []markerEntry + popups []popupEntry + + rendered bool +} + +// New creates a Map bound to the given Via context with the provided options. +// It registers viewport signals on the context for browser → server sync. +func New(c *via.Context, opts Options) *Map { + if opts.Width == "" { + opts.Width = "100%" + } + if opts.Height == "" { + opts.Height = "400px" + } + + m := &Map{ + id: genID(), + ctx: c, + opts: opts, + } + + m.centerLng = c.Signal(opts.Center.Lng) + m.centerLat = c.Signal(opts.Center.Lat) + m.zoom = c.Signal(opts.Zoom) + m.bearing = c.Signal(opts.Bearing) + m.pitch = c.Signal(opts.Pitch) + + return m +} + +// Element returns the h.H DOM tree for the map. Call this once inside your View function. +// After Element() is called, subsequent source/layer/marker/popup operations +// use ExecScript instead of accumulating for the init script. +func (m *Map) Element() h.H { + m.rendered = true + + return h.Div(h.ID("_vwrap_"+m.id), + // Map container — morph-ignored so MapLibre's DOM isn't destroyed on Sync() + h.Div( + h.ID("_vmap_"+m.id), + h.DataIgnoreMorph(), + h.Attr("style", fmt.Sprintf("width:%s;height:%s", m.opts.Width, m.opts.Height)), + ), + // Hidden inputs for viewport signal binding (outside morph-ignored zone) + h.Input(h.Type("hidden"), m.centerLng.Bind()), + h.Input(h.Type("hidden"), m.centerLat.Bind()), + h.Input(h.Type("hidden"), m.zoom.Bind()), + h.Input(h.Type("hidden"), m.bearing.Bind()), + h.Input(h.Type("hidden"), m.pitch.Bind()), + // Init script + h.Script(h.Raw(initScript(m))), + ) +} + +// --- Viewport readers (signal → Go) --- + +// Center returns the current map center from synced signals. +func (m *Map) Center() LngLat { + return LngLat{ + Lng: parseFloat(m.centerLng.String()), + Lat: parseFloat(m.centerLat.String()), + } +} + +// Zoom returns the current map zoom level from the synced signal. +func (m *Map) Zoom() float64 { + return parseFloat(m.zoom.String()) +} + +// Bearing returns the current map bearing from the synced signal. +func (m *Map) Bearing() float64 { + return parseFloat(m.bearing.String()) +} + +// Pitch returns the current map pitch from the synced signal. +func (m *Map) Pitch() float64 { + return parseFloat(m.pitch.String()) +} + +// --- Viewport setters (Go → browser) --- + +// FlyTo animates the map to the given center and zoom. +func (m *Map) FlyTo(center LngLat, zoom float64) { + m.exec(fmt.Sprintf(`m.flyTo({center:[%s,%s],zoom:%s});`, + formatFloat(center.Lng), formatFloat(center.Lat), formatFloat(zoom))) +} + +// SetCenter sets the map center without animation. +func (m *Map) SetCenter(ll LngLat) { + m.exec(fmt.Sprintf(`m.setCenter([%s,%s]);`, + formatFloat(ll.Lng), formatFloat(ll.Lat))) +} + +// SetZoom sets the map zoom level without animation. +func (m *Map) SetZoom(z float64) { + m.exec(fmt.Sprintf(`m.setZoom(%s);`, formatFloat(z))) +} + +// SetBearing sets the map bearing without animation. +func (m *Map) SetBearing(b float64) { + m.exec(fmt.Sprintf(`m.setBearing(%s);`, formatFloat(b))) +} + +// SetPitch sets the map pitch without animation. +func (m *Map) SetPitch(p float64) { + m.exec(fmt.Sprintf(`m.setPitch(%s);`, formatFloat(p))) +} + +// SetStyle changes the map's style URL. +func (m *Map) SetStyle(url string) { + m.exec(fmt.Sprintf(`m.setStyle(%s);`, jsonStr(url))) +} + +// --- Source methods --- + +// AddSource adds a source to the map. src should be a GeoJSONSource, +// VectorSource, RasterSource, or any JSON-marshalable value. +func (m *Map) AddSource(id string, src any) { + js := sourceJSON(src) + if !m.rendered { + m.sources = append(m.sources, sourceEntry{id: id, js: js}) + return + } + m.exec(fmt.Sprintf(`m.addSource(%s,%s);`, jsonStr(id), js)) +} + +// RemoveSource removes a source from the map. +// Before render, it removes a previously accumulated source. After render, it issues an ExecScript. +func (m *Map) RemoveSource(id string) { + if !m.rendered { + for i, s := range m.sources { + if s.id == id { + m.sources = append(m.sources[:i], m.sources[i+1:]...) + return + } + } + return + } + m.exec(fmt.Sprintf(`m.removeSource(%s);`, jsonStr(id))) +} + +// UpdateGeoJSONSource replaces the data of an existing GeoJSON source. +func (m *Map) UpdateGeoJSONSource(sourceID string, data any) { + m.exec(fmt.Sprintf(`m.getSource(%s).setData(%s);`, jsonStr(sourceID), jsonVal(data))) +} + +// --- Layer methods --- + +// AddLayer adds a layer to the map. +func (m *Map) AddLayer(layer Layer) { + if !m.rendered { + m.layers = append(m.layers, layer) + return + } + before := "undefined" + if layer.Before != "" { + before = jsonStr(layer.Before) + } + m.exec(fmt.Sprintf(`m.addLayer(%s,%s);`, layer.toJS(), before)) +} + +// RemoveLayer removes a layer from the map. +// Before render, it removes a previously accumulated layer. After render, it issues an ExecScript. +func (m *Map) RemoveLayer(id string) { + if !m.rendered { + for i, l := range m.layers { + if l.ID == id { + m.layers = append(m.layers[:i], m.layers[i+1:]...) + return + } + } + return + } + m.exec(fmt.Sprintf(`m.removeLayer(%s);`, jsonStr(id))) +} + +// SetPaintProperty sets a paint property on a layer. +func (m *Map) SetPaintProperty(layerID, name string, value any) { + m.exec(fmt.Sprintf(`m.setPaintProperty(%s,%s,%s);`, + jsonStr(layerID), jsonStr(name), jsonVal(value))) +} + +// SetLayoutProperty sets a layout property on a layer. +func (m *Map) SetLayoutProperty(layerID, name string, value any) { + m.exec(fmt.Sprintf(`m.setLayoutProperty(%s,%s,%s);`, + jsonStr(layerID), jsonStr(name), jsonVal(value))) +} + +// --- Marker methods --- + +// AddMarker adds or replaces a marker on the map. +func (m *Map) AddMarker(id string, marker Marker) { + if !m.rendered { + m.markers = append(m.markers, markerEntry{id: id, marker: marker}) + return + } + js := addMarkerJS(m.id, id, marker) + m.ctx.ExecScript(js) +} + +// RemoveMarker removes a marker from the map. +// Before render, it removes a previously accumulated marker. After render, it issues an ExecScript. +func (m *Map) RemoveMarker(id string) { + if !m.rendered { + for i, me := range m.markers { + if me.id == id { + m.markers = append(m.markers[:i], m.markers[i+1:]...) + return + } + } + return + } + m.exec(removeMarkerJS(id)) +} + +// --- Popup methods --- + +// ShowPopup shows a standalone popup on the map. +func (m *Map) ShowPopup(id string, popup Popup) { + if !m.rendered { + m.popups = append(m.popups, popupEntry{id: id, popup: popup}) + return + } + js := showPopupJS(m.id, id, popup) + m.ctx.ExecScript(js) +} + +// ClosePopup closes a standalone popup on the map. +// Before render, it removes a previously accumulated popup. After render, it issues an ExecScript. +func (m *Map) ClosePopup(id string) { + if !m.rendered { + for i, pe := range m.popups { + if pe.id == id { + m.popups = append(m.popups[:i], m.popups[i+1:]...) + return + } + } + return + } + m.exec(closePopupJS(id)) +} + +// --- Escape hatch --- + +// Exec runs arbitrary JS with the map available as `m`. +func (m *Map) Exec(js string) { + m.exec(js) +} + +// exec sends guarded JS to the browser via ExecScript. +func (m *Map) exec(body string) { + m.ctx.ExecScript(guard(m.id, body)) +} + +func parseFloat(s string) float64 { + f, _ := strconv.ParseFloat(s, 64) + return f +} + +func genID() string { + b := make([]byte, 4) + rand.Read(b) + return hex.EncodeToString(b) +} diff --git a/maplibre/types.go b/maplibre/types.go new file mode 100644 index 0000000..4698a21 --- /dev/null +++ b/maplibre/types.go @@ -0,0 +1,175 @@ +package maplibre + +import "encoding/json" + +// LngLat represents a geographic coordinate. +type LngLat struct { + Lng float64 + Lat float64 +} + +// Options configures the initial map state. +type Options struct { + // Style is the map style URL (required). + Style string + + Center LngLat + Zoom float64 + Bearing float64 + Pitch float64 + MinZoom float64 + MaxZoom float64 + + // CSS dimensions for the map container. Defaults: "100%", "400px". + Width string + Height string +} + +// GeoJSONSource provides inline GeoJSON data to MapLibre. +// Data should be a GeoJSON-marshalable value (struct, map, or json.RawMessage). +type GeoJSONSource struct { + Data any +} + +func (s GeoJSONSource) toJS() string { + data, _ := json.Marshal(s.Data) + return `{"type":"geojson","data":` + string(data) + `}` +} + +// VectorSource references a vector tile source. +type VectorSource struct { + URL string + Tiles []string +} + +func (s VectorSource) toJS() string { + obj := map[string]any{"type": "vector"} + if s.URL != "" { + obj["url"] = s.URL + } + if len(s.Tiles) > 0 { + obj["tiles"] = s.Tiles + } + b, _ := json.Marshal(obj) + return string(b) +} + +// RasterSource references a raster tile source. +type RasterSource struct { + URL string + Tiles []string + TileSize int +} + +func (s RasterSource) toJS() string { + obj := map[string]any{"type": "raster"} + if s.URL != "" { + obj["url"] = s.URL + } + if len(s.Tiles) > 0 { + obj["tiles"] = s.Tiles + } + if s.TileSize > 0 { + obj["tileSize"] = s.TileSize + } + b, _ := json.Marshal(obj) + return string(b) +} + +// sourceJSON converts a source value to its JS object literal string. +func sourceJSON(src any) string { + switch s := src.(type) { + case GeoJSONSource: + return s.toJS() + case VectorSource: + return s.toJS() + case RasterSource: + return s.toJS() + default: + b, _ := json.Marshal(src) + return string(b) + } +} + +// Layer describes a MapLibre style layer. +type Layer struct { + ID string + Type string + Source string + SourceLayer string + Paint map[string]any + Layout map[string]any + Filter any + MinZoom float64 + MaxZoom float64 + + // Before inserts this layer before the given layer ID in the stack. + Before string +} + +func (l Layer) toJS() string { + obj := map[string]any{ + "id": l.ID, + "type": l.Type, + } + if l.Source != "" { + obj["source"] = l.Source + } + if l.SourceLayer != "" { + obj["source-layer"] = l.SourceLayer + } + if l.Paint != nil { + obj["paint"] = l.Paint + } + if l.Layout != nil { + obj["layout"] = l.Layout + } + if l.Filter != nil { + obj["filter"] = l.Filter + } + if l.MinZoom > 0 { + obj["minzoom"] = l.MinZoom + } + if l.MaxZoom > 0 { + obj["maxzoom"] = l.MaxZoom + } + b, _ := json.Marshal(obj) + return string(b) +} + +// Marker describes a map marker. +type Marker struct { + LngLat LngLat + Color string + Draggable bool + Popup *Popup +} + +// Popup describes a map popup. +// +// Content is rendered as HTML via MapLibre's setHTML. Do not pass untrusted +// user input without sanitizing it first. +type Popup struct { + Content string // HTML content + LngLat LngLat + HideCloseButton bool // true removes the close button (MapLibre shows it by default) + MaxWidth string +} + +// sourceEntry pairs a source ID with its JS representation for pre-render accumulation. +type sourceEntry struct { + id string + js string +} + +// markerEntry pairs a marker ID with its definition for pre-render accumulation. +type markerEntry struct { + id string + marker Marker +} + +// popupEntry pairs a popup ID with its definition for pre-render accumulation. +type popupEntry struct { + id string + popup Popup +}