From 8b109904c86d9959eb9c012e418c65345867dcfc Mon Sep 17 00:00:00 2001 From: schiefer Date: Fri, 9 Mar 2012 09:24:51 +0100 Subject: [PATCH] initial import --- WebContent/L.DashedPolyline.js | 39 + WebContent/L.MouseMarker.js | 30 + WebContent/OSRM.Browser.js | 13 + WebContent/OSRM.GUI.js | 61 + WebContent/OSRM.JSONP.js | 77 + WebContent/OSRM.Localization.js | 73 + WebContent/OSRM.Markers.js | 185 + WebContent/OSRM.Route.js | 169 + WebContent/OSRM.Routing.js | 12 + WebContent/OSRM.base.js | 27 + WebContent/OSRM.config.js | 13 + WebContent/geocoder.js | 79 + WebContent/images/cancel.png | Bin 0 -> 464 bytes WebContent/images/cancel_active.png | Bin 0 -> 617 bytes WebContent/images/cancel_hover.png | Bin 0 -> 592 bytes WebContent/images/continue.png | Bin 0 -> 531 bytes WebContent/images/default.png | Bin 0 -> 294 bytes WebContent/images/marker-highlight.png | Bin 0 -> 1486 bytes WebContent/images/marker-source.png | Bin 0 -> 1624 bytes WebContent/images/marker-target.png | Bin 0 -> 1577 bytes WebContent/images/marker-via.png | Bin 0 -> 1602 bytes WebContent/images/markers.pdf | Bin 0 -> 7378 bytes WebContent/images/osrm-logo.png | Bin 0 -> 10483 bytes WebContent/images/slight-left.png | Bin 0 -> 615 bytes WebContent/images/slight-right.png | Bin 0 -> 682 bytes WebContent/images/turn-left.png | Bin 0 -> 676 bytes WebContent/images/turn-right.png | Bin 0 -> 656 bytes WebContent/images/u-turn.png | Bin 0 -> 778 bytes WebContent/leaflet/images/layers.png | Bin 0 -> 3945 bytes WebContent/leaflet/images/marker-shadow.png | Bin 0 -> 1649 bytes WebContent/leaflet/images/marker.png | Bin 0 -> 2519 bytes WebContent/leaflet/images/popup-close.png | Bin 0 -> 1125 bytes WebContent/leaflet/images/zoom-in.png | Bin 0 -> 963 bytes WebContent/leaflet/images/zoom-out.png | Bin 0 -> 959 bytes WebContent/leaflet/leaflet-src.js | 5670 +++++++++++++++++++ WebContent/leaflet/leaflet.css | 323 ++ WebContent/leaflet/leaflet.ie.css | 48 + WebContent/leaflet/leaflet.js | 6 + WebContent/main.css | 240 + WebContent/main.html | 110 + WebContent/main.js | 178 + WebContent/routing.js | 387 ++ WebContent/test.html | 27 + WebContent/utils.js | 69 + WebContent/via.js | 42 + 45 files changed, 7878 insertions(+) create mode 100644 WebContent/L.DashedPolyline.js create mode 100644 WebContent/L.MouseMarker.js create mode 100644 WebContent/OSRM.Browser.js create mode 100644 WebContent/OSRM.GUI.js create mode 100644 WebContent/OSRM.JSONP.js create mode 100644 WebContent/OSRM.Localization.js create mode 100644 WebContent/OSRM.Markers.js create mode 100644 WebContent/OSRM.Route.js create mode 100644 WebContent/OSRM.Routing.js create mode 100644 WebContent/OSRM.base.js create mode 100644 WebContent/OSRM.config.js create mode 100644 WebContent/geocoder.js create mode 100644 WebContent/images/cancel.png create mode 100644 WebContent/images/cancel_active.png create mode 100644 WebContent/images/cancel_hover.png create mode 100644 WebContent/images/continue.png create mode 100644 WebContent/images/default.png create mode 100644 WebContent/images/marker-highlight.png create mode 100644 WebContent/images/marker-source.png create mode 100644 WebContent/images/marker-target.png create mode 100644 WebContent/images/marker-via.png create mode 100644 WebContent/images/markers.pdf create mode 100644 WebContent/images/osrm-logo.png create mode 100644 WebContent/images/slight-left.png create mode 100644 WebContent/images/slight-right.png create mode 100644 WebContent/images/turn-left.png create mode 100644 WebContent/images/turn-right.png create mode 100644 WebContent/images/u-turn.png create mode 100644 WebContent/leaflet/images/layers.png create mode 100644 WebContent/leaflet/images/marker-shadow.png create mode 100644 WebContent/leaflet/images/marker.png create mode 100644 WebContent/leaflet/images/popup-close.png create mode 100644 WebContent/leaflet/images/zoom-in.png create mode 100644 WebContent/leaflet/images/zoom-out.png create mode 100644 WebContent/leaflet/leaflet-src.js create mode 100644 WebContent/leaflet/leaflet.css create mode 100644 WebContent/leaflet/leaflet.ie.css create mode 100644 WebContent/leaflet/leaflet.js create mode 100644 WebContent/main.css create mode 100644 WebContent/main.html create mode 100644 WebContent/main.js create mode 100644 WebContent/routing.js create mode 100644 WebContent/test.html create mode 100644 WebContent/utils.js create mode 100644 WebContent/via.js diff --git a/WebContent/L.DashedPolyline.js b/WebContent/L.DashedPolyline.js new file mode 100644 index 000000000..099018c80 --- /dev/null +++ b/WebContent/L.DashedPolyline.js @@ -0,0 +1,39 @@ +// dashed polyline +L.DashedPolyline = L.Polyline.extend({ + initialize: function(latlngs, options) { + L.Polyline.prototype.initialize.call(this, latlngs, options); + }, + + options: { + dashed: true + }, +}); + + +// svg rendering +L.DashedPolyline = !L.Browser.svg ? L.DashedPolyline : L.DashedPolyline.extend({ + _updateStyle: function () { + L.Polyline.prototype._updateStyle.call(this); + if (this.options.stroke) { + if (this.options.dashed == true) + this._path.setAttribute('stroke-dasharray', '8,6'); + else + this._path.setAttribute('stroke-dasharray', ''); + } + }, +}); + + +// vml rendering +L.DashedPolyline = L.Browser.svg || !L.Browser.vml ? L.DashedPolyline : L.DashedPolyline.extend({ + _updateStyle: function () { + L.Polyline.prototype._updateStyle.call(this); + if (this.options.stroke) { + if (this.options.dashed == true) + this._stroke.dashstyle = "dash"; + else + this._stroke.dashstyle = "solid"; + } + }, + +}); diff --git a/WebContent/L.MouseMarker.js b/WebContent/L.MouseMarker.js new file mode 100644 index 000000000..807a78924 --- /dev/null +++ b/WebContent/L.MouseMarker.js @@ -0,0 +1,30 @@ +L.MouseMarker = L.Marker.extend({ + initialize: function (latlng, options) { + L.Marker.prototype.initialize.apply(this, arguments); + }, + +// _initInteraction: function (){ +// L.Marker.prototype._initInteraction.apply(this, arguments); +// if (this.options.clickable) +// L.DomEvent.addListener(this._icon, 'mousemove', this._fireMouseEvent, this); +// }, + +// _fireMouseEvent: function (e) { +// this.fire(e.type, { +// latlng: this._map.mouseEventToLatLng(e), +// layerPoint: this._map.mouseEventToLayerPoint(e) +// }); +// L.DomEvent.stopPropagation(e); +// }, + + _onMouseClick: function (e) { + L.DomEvent.stopPropagation(e); + if (this.dragging && this.dragging.moved()) { return; } + this.fire(e.type, { + altKey: e.altKey, + ctrlKey: e.ctrlKey, + shiftKey: e.shiftKey, + button: e.button + }); + }, +}); \ No newline at end of file diff --git a/WebContent/OSRM.Browser.js b/WebContent/OSRM.Browser.js new file mode 100644 index 000000000..73a945a0c --- /dev/null +++ b/WebContent/OSRM.Browser.js @@ -0,0 +1,13 @@ +// OSRM browser detection + + +(function() { + var useragent = navigator.userAgent; + + OSRM.Browser = { + FF3: useragent.search(/Firefox\/3/), + IE6_8: useragent.search(/MSIE (6|7|8)/), + }; +}()); + +// (runs anonymous function to prevent local variables cluttering global namespace) \ No newline at end of file diff --git a/WebContent/OSRM.GUI.js b/WebContent/OSRM.GUI.js new file mode 100644 index 000000000..ea78c6a81 --- /dev/null +++ b/WebContent/OSRM.GUI.js @@ -0,0 +1,61 @@ +// GUI functionality + + +OSRM.GUI = { + +// show/hide main-gui +toggleMain: function() { + // show main-gui + if( document.getElementById('main-wrapper').style.left == "-410px" ) { + getElementsByClassName(document,'leaflet-control-zoom')[0].style.visibility="hidden"; + getElementsByClassName(document,'leaflet-control-zoom')[0].style.left="420px"; + getElementsByClassName(document,'leaflet-control-zoom')[0].style.top="5px"; + + document.getElementById('blob-wrapper').style.visibility="hidden"; + document.getElementById('main-wrapper').style.left="5px"; + if( OSRM.Browser.FF3!=-1 || OSRM.Browser.IE6_8!=-1 ) { + getElementsByClassName(document,'leaflet-control-zoom')[0].style.visibility="visible"; + } + // hide main-gui + } else { + getElementsByClassName(document,'leaflet-control-zoom')[0].style.visibility="hidden"; + getElementsByClassName(document,'leaflet-control-zoom')[0].style.left="30px"; + getElementsByClassName(document,'leaflet-control-zoom')[0].style.top="5px"; + + document.getElementById('main-wrapper').style.left="-410px"; + if( OSRM.Browser.FF3!=-1 || OSRM.Browser.IE6_8!=-1 ) { + document.getElementById('blob-wrapper').style.visibility="visible"; + getElementsByClassName(document,'leaflet-control-zoom')[0].style.visibility="visible"; + } + } + + // execute after animation + if( OSRM.Browser.FF3==-1 && OSRM.Browser.IE6_8==-1 ) { + document.getElementById('main-wrapper').addEventListener("transitionend", OSRM.GUI.onMainTransitionEnd, false); + document.getElementById('main-wrapper').addEventListener("webkitTransitionEnd", OSRM.GUI.onMainTransitionEnd, false); + document.getElementById('main-wrapper').addEventListener("oTransitionEnd", OSRM.GUI.onMainTransitionEnd, false); + } +}, + +// do stuff after main-gui animation finished +onMainTransitionEnd: function() { + // after hiding main-gui + if( document.getElementById('main-wrapper').style.left == "-410px" ) { + document.getElementById('blob-wrapper').style.visibility="visible"; + getElementsByClassName(document,'leaflet-control-zoom')[0].style.visibility="visible"; + // after showing main-gui + } else { + getElementsByClassName(document,'leaflet-control-zoom')[0].style.visibility="visible"; + } +}, + +// show/hide small options bubble +toggleOptions: function() { + if(document.getElementById('options-box').style.visibility=="visible") { + document.getElementById('options-box').style.visibility="hidden"; + } else { + document.getElementById('options-box').style.visibility="visible"; + } +}, + +}; \ No newline at end of file diff --git a/WebContent/OSRM.JSONP.js b/WebContent/OSRM.JSONP.js new file mode 100644 index 000000000..363873f3e --- /dev/null +++ b/WebContent/OSRM.JSONP.js @@ -0,0 +1,77 @@ +// OSRM JSONP call wrapper +// w/ DOM cleaning, fencing, timout handling + +OSRM.JSONP = { + fences: {}, + callbacks: {}, + timeouts: {}, + timers: {}, + + TIMEOUT: OSRM.DEFAULTS.JSONP_TIMEOUT, + + late: function() { console.log("reply too late");}, + empty: function() { console.log("empty callback");}, + + call: function(source, callback_function, timeout_function, timeout, id) { + // only one active JSONP call per id + if (OSRM.JSONP.fences[id] == true) + return false; + OSRM.JSONP.fences[id] = true; + +// console.log("[status] jsonp init for "+id); +// console.log("[status] jsonp request ",source); + + // wrap timeout function + OSRM.JSONP.timeouts[id] = function(response) { + timeout_function(response); + +// var jsonp = document.getElementById('jsonp_'+id); // clean DOM +// if(jsonp) +// jsonp.parentNode.removeChild(jsonp); + OSRM.JSONP.callbacks[id] = OSRM.JSONP.late; // clean functions + OSRM.JSONP.timeouts[id] = OSRM.JSONP.late; + OSRM.JSONP.fences[id] = undefined; // clean fence + +// console.log("timeout: "+id); // at the end - otherwise racing conditions may happen +// document.getElementById('information-box').innerHTML += "timeout:" + id + "
"; + }; + + // wrap callback function + OSRM.JSONP.callbacks[id] = function(response) { + clearTimeout(OSRM.JSONP.timers[id]); // clear timeout timer + OSRM.JSONP.timers[id] = undefined; + + if( OSRM.JSONP.fences[id] == undefined ) // fence to prevent execution after timeout function (when precompiled!) + return; + + callback_function(response); // actual wrapped callback + +// var jsonp = document.getElementById('jsonp_'+id); // clean DOM +// if(jsonp) +// jsonp.parentNode.removeChild(jsonp); + OSRM.JSONP.callbacks[id] = OSRM.JSONP.late; // clean functions + OSRM.JSONP.timeouts[id] = OSRM.JSONP.late; + OSRM.JSONP.fences[id] = undefined; // clean fence + +// console.log("[status] jsonp response for "+id); // at the end - otherwise racing conditions may happen +// document.getElementById('information-box').innerHTML += "callback:" + id + "
"; + }; + + // clean DOM (cannot reuse script element with all browsers, unfortunately) + var jsonp = document.getElementById('jsonp_'+id); + if(jsonp) + jsonp.parentNode.removeChild(jsonp); + + // add script to DOM + var script = document.createElement('script'); + script.type = 'text/javascript'; + script.id = 'jsonp_'+id; + script.src = source + "&json_callback=OSRM.JSONP.callbacks."+id + "&jsonp=OSRM.JSONP.callbacks."+id; + document.head.appendChild(script); + + // start timeout timer + OSRM.JSONP.timers[id] = setTimeout(OSRM.JSONP.timeouts[id], timeout); + + return true; + } +}; \ No newline at end of file diff --git a/WebContent/OSRM.Localization.js b/WebContent/OSRM.Localization.js new file mode 100644 index 000000000..acb27ca41 --- /dev/null +++ b/WebContent/OSRM.Localization.js @@ -0,0 +1,73 @@ +// localization + +OSRM.Localization = { +language: "en", + +translate: function(text) { + if( OSRM.Localization[OSRM.Localization.language][text] ) + return OSRM.Localization[OSRM.Localization.language][text]; + else if( OSRM.Localization[OSRM.Localization.language][text] ) + return OSRM.Localization[OSRM.Localization.language][text]; + else + return text; +}, +}; +OSRM.loc = OSRM.Localization.translate; + +OSRM.Localization["de"] = { +//gui +"GUI_START": "Start", +"GUI_END": "Ende", +"GUI_RESET": "Reset", +"GUI_SEARCH": "Suchen", +"GUI_ROUTE": "Route", +"GUI_REVERSE": "Umdrehen", +"GUI_OPTIONS": "Optionen", +"GUI_HIGHLIGHT_UNNAMED_ROADS": "Unbenannte Stra�en hervorheben", +"GUI_START_TOOLTIP": "Startposition eingeben", +"GUI_END_TOOLTIP": "Zielposition eingeben", +"GUI_LEGAL_NOTICE": "GUI von Dennis Schieferdecker", +// geocoder +"SEARCH_RESULTS": "Suchergebnisse", +"TIMED_OUT": "Zeit�berschreitung", +"NO_RESULTS_FOUND": "Keine Ergebnisse gefunden", +// routing +"ROUTE_DESCRIPTION": "Routenbeschreibung", +"GET_LINK": "Generiere Link", +"LINK_TO_ROUTE": "Link zur Route", +"LINK_TO_ROUTE_TIMEOUT": "nicht möglich", +"GPX_FILE": "GPX Datei", +"DISTANCE": "Distanz", +"DURATION": "Dauer", +"YOUR_ROUTE_IS_BEING_COMPUTED": "Ihre Route wird berechnet", +"NO_ROUTE_FOUND": "Keine Route hierher m�glich", +}; + +OSRM.Localization["en"] = { +//gui +"GUI_START": "Start", +"GUI_END": "End", +"GUI_RESET": "Reset", +"GUI_SEARCH": "Search", +"GUI_ROUTE": "Route", +"GUI_REVERSE": "Reverse", +"GUI_OPTIONS": "Options", +"GUI_HIGHLIGHT_UNNAMED_ROADS": "Highlight unnamed streets", +"GUI_START_TOOLTIP": "Enter start", +"GUI_END_TOOLTIP": "Enter destination", +"GUI_LEGAL_NOTICE": "GUI by Dennis Schieferdecker", +// geocoder +"SEARCH_RESULTS": "Search Results", +"TIMED_OUT": "Timed Out", +"NO_RESULTS_FOUND": "No results found", +//routing +"ROUTE_DESCRIPTION": "Route Description", +"GET_LINK": "Generate Link", +"LINK_TO_ROUTE": "Route Link", +"LINK_TO_ROUTE_TIMEOUT": "not available", +"GPX_FILE": "GPX File", +"DISTANCE": "Distance", +"DURATION": "Duration", +"YOUR_ROUTE_IS_BEING_COMPUTED": "Your route is being computed", +"NO_ROUTE_FOUND": "No route possible", +}; \ No newline at end of file diff --git a/WebContent/OSRM.Markers.js b/WebContent/OSRM.Markers.js new file mode 100644 index 000000000..b8c58dd93 --- /dev/null +++ b/WebContent/OSRM.Markers.js @@ -0,0 +1,185 @@ +// OSRM.Marker class +// + sub-classes + + +// base class +OSRM.Marker = function( label, style, position ) { + this.label = label ? label : "marker"; + this.position = position ? position : new L.LatLng(0,0); + + this.marker = new L.MouseMarker( this.position, style ); + this.marker.parent = this; + + this.shown = false; + this.hint = undefined; +}; +OSRM.extend( OSRM.Marker,{ +show: function() { + map.addLayer(this.marker); + this.shown = true; +}, +hide: function() { + map.removeLayer(this.marker); + this.shown = false; +}, +setPosition: function( position ) { + this.position = position; + this.marker.setLatLng( position ); + this.hint = undefined; +}, +getPosition: function() { + return this.position; +}, +getLat: function() { + return this.position.lat; +}, +getLng: function() { + return this.position.lng; +}, +isShown: function() { + return this.shown; +}, +centerView: function() { + map.setView( new L.LatLng( this.position.lat, this.position.lng-0.02), OSRM.DEFAULTS.ZOOM_LEVEL); // dirty hack +}, +toString: function() { + return "OSRM.Marker: \""+this.label+"\", "+this.position+")"; +}, +}); + + +// highlight marker +OSRM.HighlightMarker = function( label, style, position) { + OSRM.HighlightMarker.prototype.base.constructor.apply( this, arguments ); + this.label = label ? label : "highlight_marker"; +}; +OSRM.inheritFrom( OSRM.HighlightMarker, OSRM.Marker ); +OSRM.extend( OSRM.HighlightMarker, { +toString: function() { + return "OSRM.HighlightMarker: \""+this.label+"\", "+this.position+")"; +}, +}); + + +// route marker +OSRM.RouteMarker = function ( label, style, position ) { + OSRM.RouteMarker.prototype.base.constructor.apply( this, arguments ); + this.label = label ? label : "route_marker"; + + this.marker.on( 'click', this.onClick ); + this.marker.on( 'drag', this.onDrag ); + this.marker.on( 'dragstart', this.onDragStart ); + this.marker.on( 'dragend', this.onDragEnd ); +}; +OSRM.inheritFrom( OSRM.RouteMarker, OSRM.Marker ); +OSRM.extend( OSRM.RouteMarker, { +onClick: function(e) { + if(!e.ctrlKey) + return; + for( var i=0; i this.route.length-2 ) + return -1; + + this.route.splice(id+1,0, new OSRM.RouteMarker("via", {draggable:true,icon:new L.Icon('images/marker-via.png')}, position)); + return id+1; +}, +removeMarker: function(id) { + if( id >= this.route.length ) + return; + + // also remove vias if source or target are removed + if( id==0 && this.route[0].label == OSRM.SOURCE_MARKER_LABEL ) + this.removeVias(); + else if( id == this.route.length-1 && this.route[ this.route.length-1 ].label == OSRM.TARGET_MARKER_LABEL ) { + this.removeVias(); + id = this.route.length-1; + } + + this.route[id].hide(); + this.route.splice(id, 1); +} +}); \ No newline at end of file diff --git a/WebContent/OSRM.Route.js b/WebContent/OSRM.Route.js new file mode 100644 index 000000000..520a39433 --- /dev/null +++ b/WebContent/OSRM.Route.js @@ -0,0 +1,169 @@ +// OSRM route classes + + +// base route class +OSRM.SimpleRoute = function (label, style) { + this.label = (label ? label : "route"); + this.route = new L.DashedPolyline(); + this.route.setLatLngs( [] ); + if(style) this.route.setStyle( style ); + + this.shown = false; + + this.route.on('click', this.onClick); +}; +OSRM.extend( OSRM.SimpleRoute,{ +show: function() { + map.addLayer(this.route); + this.shown = true; +}, +hide: function() { + map.removeLayer(this.route); + this.shown = false; +}, +isShown: function() { + return this.shown; +}, +getPositions: function() { + return this.route.getLatLngs(); +}, +setPositions: function(positions) { + this.route.setLatLngs( positions ); +}, +setStyle: function(style) { + this.route.setStyle(style); +}, +centerView: function() { + var bounds = new L.LatLngBounds( this.getPositions() ); + bounds._southWest.lng-=1.02; // dirty hack + map.fitBounds( bounds ); +}, +onClick: function(e) { + if(my_route.isRoute()) + findViaPosition( e.latlng ); +}, +toString: function() { + return "OSRM.Route("+ this.label + ", " + this.route.getLatLngs().length + " points)"; +}, +}); + + +// multiroute class (several separate route parts) +OSRM.MultiRoute = function (label) { + this.label = (label ? label : "multiroute"); + this.route = new L.LayerGroup(); + + this.shown = false; +}; +OSRM.extend( OSRM.MultiRoute,{ +show: function() { + map.addLayer(this.route); + this.shown = true; +}, +hide: function() { + map.removeLayer(this.route); + this.shown = false; +}, +isShown: function() { + return this.shown; +}, +addRoute: function(positions) { + var line = new L.DashedPolyline( positions ); + line.on('click', function(e) { my_route.fire('click',e); }); + this.route.addLayer( line ); +}, +clearRoutes: function() { + this.route.clearLayers(); +}, +setStyle: function(style) { + this.route.invoke('setStyle', style); +}, +toString: function() { + return "OSRM.MultiRoute("+ this.label + ")"; +} +}); + + +// main route class +OSRM.Route = function() { + this._current_route = new OSRM.SimpleRoute("current" , {dashed:false} ); + this._old_route = new OSRM.SimpleRoute("old", {dashed:false,color:"#123"} ); + this._unnamed_route = new OSRM.MultiRoute("unnamed"); + + this._current_route_style = {dashed:false,color:'#0033FF', weight:5}; + this._current_noroute_style = {dashed:true, color:'#222222', weight:2}; + this._old_route_style = {dashed:false,color:'#112233', weight:5}; + this._old_noroute_style = {dashed:true, color:'#000000', weight:2}; + this._unnamed_route_style = {dashed:false, color:'#FF00FF', weight:10}; + this._old_unnamed_route_style = {dashed:false, color:'#990099', weight:10}; + + this._noroute = OSRM.Route.ROUTE; +}; +OSRM.Route.NOROUTE = true; +OSRM.Route.ROUTE = false; +OSRM.extend( OSRM.Route,{ + + showRoute: function(positions, noroute) { + this._noroute = noroute; + this._current_route.setPositions( positions ); + if ( this._noroute == OSRM.Route.NOROUTE ) + this._current_route.setStyle( this._current_noroute_style ); + else + this._current_route.setStyle( this._current_route_style ); + this._current_route.show(); + //this._raiseUnnamedRoute(); + }, + hideRoute: function() { + this._current_route.hide(); + this._unnamed_route.hide(); + }, + + showUnnamedRoute: function(positions) { + this._unnamed_route.clearRoutes(); + for(var i=0; i easier way in Leaglet 0.4+ + _raiseUnnamedRoute: function() { + if(this._unnamed_route.isShown()) { + this._unnamed_route.hide(); + this._unnamed_route.show(); + } + }, + showOldRoute: function() { + this._old_route.setPositions( this._current_route.getPositions() ); + if ( this._noroute == OSRM.Route.NOROUTE) + this._old_route.setStyle( this._old_noroute_style ); + else + this._old_route.setStyle( this._old_route_style ); + this._old_route.show(); + this._raiseUnnamedRoute(); + // change color of unnamed route highlighting - no separate object as dragged route does not have unnamed route highlighting + this._unnamed_route.setStyle( this._old_unnamed_route_style ); + }, + hideOldRoute: function() { + this._old_route.hide(); + }, + + isShown: function() { + return this._current_route.isShown(); + }, + isRoute: function() { + return !(this._noroute); + }, + getPositions: function() { + return this._current_route.getPositions(); + }, + fire: function(type,event) { + this._current_route.route.fire(type,event); + }, + centerView: function() { + this._current_route.centerView(); + } +}); diff --git a/WebContent/OSRM.Routing.js b/WebContent/OSRM.Routing.js new file mode 100644 index 000000000..7e879d487 --- /dev/null +++ b/WebContent/OSRM.Routing.js @@ -0,0 +1,12 @@ +// OSRM route class + + +OSRM.TheRoute = { + +}; +OSRM.extend( OSRM.TheRoute, { + +show: function() {}, +hide: function() {}, + +}); \ No newline at end of file diff --git a/WebContent/OSRM.base.js b/WebContent/OSRM.base.js new file mode 100644 index 000000000..8273b4964 --- /dev/null +++ b/WebContent/OSRM.base.js @@ -0,0 +1,27 @@ +// OSRM base class + +OSRM = {}; +OSRM.VERSION = '0.1'; + +// inheritance helper function (convenience function) +OSRM._inheritFromHelper = function() {}; +OSRM.inheritFrom = function( sub_class, base_class ) { + OSRM._inheritFromHelper.prototype = base_class.prototype; + sub_class.prototype = new OSRM._inheritFromHelper(); + sub_class.prototype.constructor = sub_class; + sub_class.prototype.base = base_class.prototype; +}; + +// class prototype extending helper function (convenience function) +OSRM.extend = function( target_class, properties ) { + for( property in properties ) { + target_class.prototype[property] = properties[property]; + } +}; + +// usage: +// SubClass = function() { +// SubClass.prototype.base.constructor.apply(this, arguments); +// } +// OSRM.inheritFrom( SubClass, BaseClass ); +// OSRM.extend( SubClass, { property:value } ); diff --git a/WebContent/OSRM.config.js b/WebContent/OSRM.config.js new file mode 100644 index 000000000..5bcfc5757 --- /dev/null +++ b/WebContent/OSRM.config.js @@ -0,0 +1,13 @@ +// OSRM config file +// (has to be loaded directly after OSRM.base!) + +OSRM.DEFAULTS = { + //HOST_ROUTING_URL: 'http://router.project-osrm.org/viaroute', + HOST_ROUTING_URL: 'http://141.3.85.1/viaroute', + HOST_SHORTENER_URL: 'http://map.project-osrm.org/shorten/', + WEBSITE_URL: 'http://map.project-osrm.org/new/', + JSONP_TIMEOUT: 2000, + ZOOM_LEVEL: 14, + START_LATITUDE: 48.84, + START_LONGITUDE: 10.10, +}; \ No newline at end of file diff --git a/WebContent/geocoder.js b/WebContent/geocoder.js new file mode 100644 index 000000000..11edc6952 --- /dev/null +++ b/WebContent/geocoder.js @@ -0,0 +1,79 @@ +// some constants +OSRM.GEOCODE_POST = 'http://open.mapquestapi.com/nominatim/v1/search?format=json'; +OSRM.SOURCE_MARKER_LABEL = "source"; +OSRM.TARGET_MARKER_LABEL = "target"; + + +// prepare request and call geocoder +function callGeocoder(marker_id, query) { + //build request + if (marker_id == OSRM.SOURCE_MARKER_LABEL) { + var src= OSRM.GEOCODE_POST + "&q=" + query; + OSRM.JSONP.call( src, showGeocoderResults_Source, showGeocoderResults_Timeout, OSRM.JSONP.TIMEOUT, "geocoder_source" ); + } else if (marker_id == OSRM.TARGET_MARKER_LABEL) { + var src = OSRM.GEOCODE_POST + "&q=" + query; + OSRM.JSONP.call( src, showGeocoderResults_Target, showGeocoderResults_Timeout, OSRM.JSONP.TIMEOUT, "geocoder_target" ); + } +} + + +// helper function for clicks on geocoder search results +function onclickGeocoderResult(marker_id, lat, lon) { + var index; + if( marker_id == OSRM.SOURCE_MARKER_LABEL ) + index = my_markers.setSource( new L.LatLng(lat, lon) ); + else if( marker_id == OSRM.TARGET_MARKER_LABEL ) + index = my_markers.setTarget( new L.LatLng(lat, lon) ); + else + index = -1; // search via positions not yet implemented + + my_markers.route[index].show(); + my_markers.route[index].centerView(); + getRoute(OSRM.FULL_DESCRIPTION); +} + +// processing JSONP response of geocoder +// (with wrapper functions for source/target jsonp) +function showGeocoderResults_Source(response) { showGeocoderResults(OSRM.SOURCE_MARKER_LABEL, response); } +function showGeocoderResults_Target(response) { showGeocoderResults(OSRM.TARGET_MARKER_LABEL, response); } +function showGeocoderResults(marker_id, response) { + if(response){ + if(response.length == 0) { + showGeocoderResults_Empty(); + return; + } + + var html = ""; + html += ''; + for(var i=0; i < response.length; i++){ + var result = response[i]; + + //odd or even ? + var rowstyle='results-odd'; + if(i%2==0) { rowstyle='results-even'; } + + html += ''; + html += ''; + html += '"; + } + html += '
'+(i+1)+'.'; + + if(result.display_name){ + html += '
'+result.display_name+'
'; + } + html += "
'; + + document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":"; + document.getElementById('information-box').innerHTML = html; + + onclickGeocoderResult(marker_id, response[0].lat, response[0].lon); + } +} +function showGeocoderResults_Empty() { + document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":"; + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("NO_RESULTS_FOUND")+".

"; +} +function showGeocoderResults_Timeout() { + document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":"; + document.getElementById('information-box').innerHTML = "

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a/WebContent/leaflet/leaflet-src.js b/WebContent/leaflet/leaflet-src.js new file mode 100644 index 000000000..4f0b7c1f0 --- /dev/null +++ b/WebContent/leaflet/leaflet-src.js @@ -0,0 +1,5670 @@ +/* + Copyright (c) 2010-2011, CloudMade, Vladimir Agafonkin + Leaflet is a modern open-source JavaScript library for interactive maps. + http://leaflet.cloudmade.com +*/ + +(function (root) { + root.L = { + VERSION: '0.3', + + ROOT_URL: root.L_ROOT_URL || (function () { + var scripts = document.getElementsByTagName('script'), + leafletRe = /\/?leaflet[\-\._]?([\w\-\._]*)\.js\??/; + + var i, len, src, matches; + + for (i = 0, len = scripts.length; i < len; i++) { + src = scripts[i].src; + matches = src.match(leafletRe); + + if (matches) { + if (matches[1] === 'include') { + return '../../dist/'; + } + return src.split(leafletRe)[0] + '/'; + } + } + return ''; + }()), + + noConflict: function () { + root.L = this._originalL; + return this; + }, + + _originalL: root.L + }; +}(this)); + + +/* + * L.Util is a namespace for various utility functions. + */ + +L.Util = { + extend: function (/*Object*/ dest) /*-> Object*/ { // merge src properties into dest + var sources = Array.prototype.slice.call(arguments, 1); + for (var j = 0, len = sources.length, src; j < len; j++) { + src = sources[j] || {}; + for (var i in src) { + if (src.hasOwnProperty(i)) { + dest[i] = src[i]; + } + } + } + return dest; + }, + + bind: function (/*Function*/ fn, /*Object*/ obj) /*-> Object*/ { + return function () { + return fn.apply(obj, arguments); + }; + }, + + stamp: (function () { + var lastId = 0, key = '_leaflet_id'; + return function (/*Object*/ obj) { + obj[key] = obj[key] || ++lastId; + return obj[key]; + }; + }()), + + requestAnimFrame: (function () { + function timeoutDefer(callback) { + window.setTimeout(callback, 1000 / 60); + } + + var requestFn = window.requestAnimationFrame || + window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || + window.oRequestAnimationFrame || + window.msRequestAnimationFrame || + timeoutDefer; + + return function (callback, context, immediate, contextEl) { + callback = context ? L.Util.bind(callback, context) : callback; + if (immediate && requestFn === timeoutDefer) { + callback(); + } else { + requestFn(callback, contextEl); + } + }; + }()), + + limitExecByInterval: function (fn, time, context) { + var lock, execOnUnlock, args; + function exec() { + lock = false; + if (execOnUnlock) { + args.callee.apply(context, args); + execOnUnlock = false; + } + } + return function () { + args = arguments; + if (!lock) { + lock = true; + setTimeout(exec, time); + fn.apply(context, args); + } else { + execOnUnlock = true; + } + }; + }, + + falseFn: function () { + return false; + }, + + formatNum: function (num, digits) { + var pow = Math.pow(10, digits || 5); + return Math.round(num * pow) / pow; + }, + + setOptions: function (obj, options) { + obj.options = L.Util.extend({}, obj.options, options); + }, + + getParamString: function (obj) { + var params = []; + for (var i in obj) { + if (obj.hasOwnProperty(i)) { + params.push(i + '=' + obj[i]); + } + } + return '?' + params.join('&'); + }, + + template: function (str, data) { + return str.replace(/\{ *([\w_]+) *\}/g, function (str, key) { + var value = data[key]; + if (!data.hasOwnProperty(key)) { + throw new Error('No value provided for variable ' + str); + } + return value; + }); + } +}; + + +/* + * Class powers the OOP facilities of the library. Thanks to John Resig and Dean Edwards for inspiration! + */ + +L.Class = function () {}; + +L.Class.extend = function (/*Object*/ props) /*-> Class*/ { + + // extended class with the new prototype + var NewClass = function () { + if (this.initialize) { + this.initialize.apply(this, arguments); + } + }; + + // instantiate class without calling constructor + var F = function () {}; + F.prototype = this.prototype; + var proto = new F(); + + proto.constructor = NewClass; + NewClass.prototype = proto; + + // add superclass access + NewClass.superclass = this.prototype; + + // add class name + //proto.className = props; + + //inherit parent's statics + for (var i in this) { + if (this.hasOwnProperty(i) && i !== 'prototype' && i !== 'superclass') { + NewClass[i] = this[i]; + } + } + + // mix static properties into the class + if (props.statics) { + L.Util.extend(NewClass, props.statics); + delete props.statics; + } + + // mix includes into the prototype + if (props.includes) { + L.Util.extend.apply(null, [proto].concat(props.includes)); + delete props.includes; + } + + // merge options + if (props.options && proto.options) { + props.options = L.Util.extend({}, proto.options, props.options); + } + + // mix given properties into the prototype + L.Util.extend(proto, props); + + // allow inheriting further + NewClass.extend = L.Class.extend; + + // method for adding properties to prototype + NewClass.include = function (props) { + L.Util.extend(this.prototype, props); + }; + + return NewClass; +}; + + +/* + * L.Mixin.Events adds custom events functionality to Leaflet classes + */ + +L.Mixin = {}; + +L.Mixin.Events = { + addEventListener: function (/*String*/ type, /*Function*/ fn, /*(optional) Object*/ context) { + var events = this._leaflet_events = this._leaflet_events || {}; + events[type] = events[type] || []; + events[type].push({ + action: fn, + context: context || this + }); + return this; + }, + + hasEventListeners: function (/*String*/ type) /*-> Boolean*/ { + var k = '_leaflet_events'; + return (k in this) && (type in this[k]) && (this[k][type].length > 0); + }, + + removeEventListener: function (/*String*/ type, /*Function*/ fn, /*(optional) Object*/ context) { + if (!this.hasEventListeners(type)) { + return this; + } + + for (var i = 0, events = this._leaflet_events, len = events[type].length; i < len; i++) { + if ( + (events[type][i].action === fn) && + (!context || (events[type][i].context === context)) + ) { + events[type].splice(i, 1); + return this; + } + } + return this; + }, + + fireEvent: function (/*String*/ type, /*(optional) Object*/ data) { + if (!this.hasEventListeners(type)) { + return this; + } + + var event = L.Util.extend({ + type: type, + target: this + }, data); + + var listeners = this._leaflet_events[type].slice(); + + for (var i = 0, len = listeners.length; i < len; i++) { + listeners[i].action.call(listeners[i].context || this, event); + } + + return this; + } +}; + +L.Mixin.Events.on = L.Mixin.Events.addEventListener; +L.Mixin.Events.off = L.Mixin.Events.removeEventListener; +L.Mixin.Events.fire = L.Mixin.Events.fireEvent; + + +(function () { + var ua = navigator.userAgent.toLowerCase(), + ie = !!window.ActiveXObject, + webkit = ua.indexOf("webkit") !== -1, + mobile = typeof orientation !== 'undefined' ? true : false, + android = ua.indexOf("android") !== -1, + opera = window.opera; + + L.Browser = { + ie: ie, + ie6: ie && !window.XMLHttpRequest, + + webkit: webkit, + webkit3d: webkit && ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()), + + gecko: ua.indexOf("gecko") !== -1, + + opera: opera, + + android: android, + mobileWebkit: mobile && webkit, + mobileOpera: mobile && opera, + + mobile: mobile, + touch: (function () { + var touchSupported = false, + startName = 'ontouchstart'; + + // WebKit, etc + if (startName in document.documentElement) { + return true; + } + + // Firefox/Gecko + var e = document.createElement('div'); + + // If no support for basic event stuff, unlikely to have touch support + if (!e.setAttribute || !e.removeAttribute) { + return false; + } + + e.setAttribute(startName, 'return;'); + if (typeof e[startName] === 'function') { + touchSupported = true; + } + + e.removeAttribute(startName); + e = null; + + return touchSupported; + }()) + }; +}()); + + +/* + * L.Point represents a point with x and y coordinates. + */ + +L.Point = function (/*Number*/ x, /*Number*/ y, /*Boolean*/ round) { + this.x = (round ? Math.round(x) : x); + this.y = (round ? Math.round(y) : y); +}; + +L.Point.prototype = { + add: function (point) { + return this.clone()._add(point); + }, + + _add: function (point) { + this.x += point.x; + this.y += point.y; + return this; + }, + + subtract: function (point) { + return this.clone()._subtract(point); + }, + + // destructive subtract (faster) + _subtract: function (point) { + this.x -= point.x; + this.y -= point.y; + return this; + }, + + divideBy: function (num, round) { + return new L.Point(this.x / num, this.y / num, round); + }, + + multiplyBy: function (num) { + return new L.Point(this.x * num, this.y * num); + }, + + distanceTo: function (point) { + var x = point.x - this.x, + y = point.y - this.y; + return Math.sqrt(x * x + y * y); + }, + + round: function () { + return this.clone()._round(); + }, + + // destructive round + _round: function () { + this.x = Math.round(this.x); + this.y = Math.round(this.y); + return this; + }, + + clone: function () { + return new L.Point(this.x, this.y); + }, + + toString: function () { + return 'Point(' + + L.Util.formatNum(this.x) + ', ' + + L.Util.formatNum(this.y) + ')'; + } +}; + + +/* + * L.Bounds represents a rectangular area on the screen in pixel coordinates. + */ + +L.Bounds = L.Class.extend({ + initialize: function (min, max) { //(Point, Point) or Point[] + if (!min) { + return; + } + var points = (min instanceof Array ? min : [min, max]); + for (var i = 0, len = points.length; i < len; i++) { + this.extend(points[i]); + } + }, + + // extend the bounds to contain the given point + extend: function (/*Point*/ point) { + if (!this.min && !this.max) { + this.min = new L.Point(point.x, point.y); + this.max = new L.Point(point.x, point.y); + } else { + this.min.x = Math.min(point.x, this.min.x); + this.max.x = Math.max(point.x, this.max.x); + this.min.y = Math.min(point.y, this.min.y); + this.max.y = Math.max(point.y, this.max.y); + } + }, + + getCenter: function (round)/*->Point*/ { + return new L.Point( + (this.min.x + this.max.x) / 2, + (this.min.y + this.max.y) / 2, round); + }, + + contains: function (/*Bounds or Point*/ obj)/*->Boolean*/ { + var min, max; + + if (obj instanceof L.Bounds) { + min = obj.min; + max = obj.max; + } else { + min = max = obj; + } + + return (min.x >= this.min.x) && + (max.x <= this.max.x) && + (min.y >= this.min.y) && + (max.y <= this.max.y); + }, + + intersects: function (/*Bounds*/ bounds) { + var min = this.min, + max = this.max, + min2 = bounds.min, + max2 = bounds.max; + + var xIntersects = (max2.x >= min.x) && (min2.x <= max.x), + yIntersects = (max2.y >= min.y) && (min2.y <= max.y); + + return xIntersects && yIntersects; + } + +}); + + +/* + * L.Transformation is an utility class to perform simple point transformations through a 2d-matrix. + */ + +L.Transformation = L.Class.extend({ + initialize: function (/*Number*/ a, /*Number*/ b, /*Number*/ c, /*Number*/ d) { + this._a = a; + this._b = b; + this._c = c; + this._d = d; + }, + + transform: function (point, scale) { + return this._transform(point.clone(), scale); + }, + + // destructive transform (faster) + _transform: function (/*Point*/ point, /*Number*/ scale) /*-> Point*/ { + scale = scale || 1; + point.x = scale * (this._a * point.x + this._b); + point.y = scale * (this._c * point.y + this._d); + return point; + }, + + untransform: function (/*Point*/ point, /*Number*/ scale) /*-> Point*/ { + scale = scale || 1; + return new L.Point( + (point.x / scale - this._b) / this._a, + (point.y / scale - this._d) / this._c); + } +}); + + +/* + * L.DomUtil contains various utility functions for working with DOM + */ + +L.DomUtil = { + get: function (id) { + return (typeof id === 'string' ? document.getElementById(id) : id); + }, + + getStyle: function (el, style) { + var value = el.style[style]; + if (!value && el.currentStyle) { + value = el.currentStyle[style]; + } + if (!value || value === 'auto') { + var css = document.defaultView.getComputedStyle(el, null); + value = css ? css[style] : null; + } + return (value === 'auto' ? null : value); + }, + + getViewportOffset: function (element) { + var top = 0, + left = 0, + el = element, + docBody = document.body; + + do { + top += el.offsetTop || 0; + left += el.offsetLeft || 0; + + if (el.offsetParent === docBody && + L.DomUtil.getStyle(el, 'position') === 'absolute') { + break; + } + el = el.offsetParent; + } while (el); + + el = element; + + do { + if (el === docBody) { + break; + } + + top -= el.scrollTop || 0; + left -= el.scrollLeft || 0; + + el = el.parentNode; + } while (el); + + return new L.Point(left, top); + }, + + create: function (tagName, className, container) { + var el = document.createElement(tagName); + el.className = className; + if (container) { + container.appendChild(el); + } + return el; + }, + + disableTextSelection: function () { + if (document.selection && document.selection.empty) { + document.selection.empty(); + } + if (!this._onselectstart) { + this._onselectstart = document.onselectstart; + document.onselectstart = L.Util.falseFn; + } + }, + + enableTextSelection: function () { + document.onselectstart = this._onselectstart; + this._onselectstart = null; + }, + + hasClass: function (el, name) { + return (el.className.length > 0) && + new RegExp("(^|\\s)" + name + "(\\s|$)").test(el.className); + }, + + addClass: function (el, name) { + if (!L.DomUtil.hasClass(el, name)) { + el.className += (el.className ? ' ' : '') + name; + } + }, + + removeClass: function (el, name) { + el.className = el.className.replace(/(\S+)\s*/g, function (w, match) { + if (match === name) { + return ''; + } + return w; + }).replace(/^\s+/, ''); + }, + + setOpacity: function (el, value) { + if (L.Browser.ie) { + el.style.filter = 'alpha(opacity=' + Math.round(value * 100) + ')'; + } else { + el.style.opacity = value; + } + }, + + //TODO refactor away this ugly translate/position mess + + testProp: function (props) { + var style = document.documentElement.style; + + for (var i = 0; i < props.length; i++) { + if (props[i] in style) { + return props[i]; + } + } + return false; + }, + + getTranslateString: function (point) { + return L.DomUtil.TRANSLATE_OPEN + + point.x + 'px,' + point.y + 'px' + + L.DomUtil.TRANSLATE_CLOSE; + }, + + getScaleString: function (scale, origin) { + var preTranslateStr = L.DomUtil.getTranslateString(origin), + scaleStr = ' scale(' + scale + ') ', + postTranslateStr = L.DomUtil.getTranslateString(origin.multiplyBy(-1)); + + return preTranslateStr + scaleStr + postTranslateStr; + }, + + setPosition: function (el, point) { + el._leaflet_pos = point; + if (L.Browser.webkit3d) { + el.style[L.DomUtil.TRANSFORM] = L.DomUtil.getTranslateString(point); + + if (L.Browser.android) { + el.style['-webkit-perspective'] = '1000'; + el.style['-webkit-backface-visibility'] = 'hidden'; + } + } else { + el.style.left = point.x + 'px'; + el.style.top = point.y + 'px'; + } + }, + + getPosition: function (el) { + return el._leaflet_pos; + } +}; + +L.Util.extend(L.DomUtil, { + TRANSITION: L.DomUtil.testProp(['transition', 'webkitTransition', 'OTransition', 'MozTransition', 'msTransition']), + TRANSFORM: L.DomUtil.testProp(['transformProperty', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']), + + TRANSLATE_OPEN: 'translate' + (L.Browser.webkit3d ? '3d(' : '('), + TRANSLATE_CLOSE: L.Browser.webkit3d ? ',0)' : ')' +}); + + +/* + CM.LatLng represents a geographical point with latitude and longtitude coordinates. +*/ + +L.LatLng = function (/*Number*/ rawLat, /*Number*/ rawLng, /*Boolean*/ noWrap) { + var lat = parseFloat(rawLat), + lng = parseFloat(rawLng); + + if (isNaN(lat) || isNaN(lng)) { + throw new Error('Invalid LatLng object: (' + rawLat + ', ' + rawLng + ')'); + } + + if (noWrap !== true) { + lat = Math.max(Math.min(lat, 90), -90); // clamp latitude into -90..90 + lng = (lng + 180) % 360 + ((lng < -180 || lng === 180) ? 180 : -180); // wrap longtitude into -180..180 + } + + //TODO change to lat() & lng() + this.lat = lat; + this.lng = lng; +}; + +L.Util.extend(L.LatLng, { + DEG_TO_RAD: Math.PI / 180, + RAD_TO_DEG: 180 / Math.PI, + MAX_MARGIN: 1.0E-9 // max margin of error for the "equals" check +}); + +L.LatLng.prototype = { + equals: function (/*LatLng*/ obj) { + if (!(obj instanceof L.LatLng)) { + return false; + } + + var margin = Math.max(Math.abs(this.lat - obj.lat), Math.abs(this.lng - obj.lng)); + return margin <= L.LatLng.MAX_MARGIN; + }, + + toString: function () { + return 'LatLng(' + + L.Util.formatNum(this.lat) + ', ' + + L.Util.formatNum(this.lng) + ')'; + }, + + // Haversine distance formula, see http://en.wikipedia.org/wiki/Haversine_formula + distanceTo: function (/*LatLng*/ other)/*->Double*/ { + var R = 6378137, // earth radius in meters + d2r = L.LatLng.DEG_TO_RAD, + dLat = (other.lat - this.lat) * d2r, + dLon = (other.lng - this.lng) * d2r, + lat1 = this.lat * d2r, + lat2 = other.lat * d2r, + sin1 = Math.sin(dLat / 2), + sin2 = Math.sin(dLon / 2); + + var a = sin1 * sin1 + sin2 * sin2 * Math.cos(lat1) * Math.cos(lat2); + + return R * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a)); + } +}; + + +/* + * L.LatLngBounds represents a rectangular area on the map in geographical coordinates. + */ + +L.LatLngBounds = L.Class.extend({ + initialize: function (southWest, northEast) { // (LatLng, LatLng) or (LatLng[]) + if (!southWest) { + return; + } + var latlngs = (southWest instanceof Array ? southWest : [southWest, northEast]); + for (var i = 0, len = latlngs.length; i < len; i++) { + this.extend(latlngs[i]); + } + }, + + // extend the bounds to contain the given point + extend: function (/*LatLng*/ latlng) { + if (!this._southWest && !this._northEast) { + this._southWest = new L.LatLng(latlng.lat, latlng.lng, true); + this._northEast = new L.LatLng(latlng.lat, latlng.lng, true); + } else { + this._southWest.lat = Math.min(latlng.lat, this._southWest.lat); + this._southWest.lng = Math.min(latlng.lng, this._southWest.lng); + this._northEast.lat = Math.max(latlng.lat, this._northEast.lat); + this._northEast.lng = Math.max(latlng.lng, this._northEast.lng); + } + }, + + getCenter: function () /*-> LatLng*/ { + return new L.LatLng( + (this._southWest.lat + this._northEast.lat) / 2, + (this._southWest.lng + this._northEast.lng) / 2); + }, + + getSouthWest: function () { + return this._southWest; + }, + + getNorthEast: function () { + return this._northEast; + }, + + getNorthWest: function () { + return new L.LatLng(this._northEast.lat, this._southWest.lng, true); + }, + + getSouthEast: function () { + return new L.LatLng(this._southWest.lat, this._northEast.lng, true); + }, + + contains: function (/*LatLngBounds or LatLng*/ obj) /*-> Boolean*/ { + var sw = this._southWest, + ne = this._northEast, + sw2, ne2; + + if (obj instanceof L.LatLngBounds) { + sw2 = obj.getSouthWest(); + ne2 = obj.getNorthEast(); + } else { + sw2 = ne2 = obj; + } + + return (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) && + (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng); + }, + + intersects: function (/*LatLngBounds*/ bounds) { + var sw = this._southWest, + ne = this._northEast, + sw2 = bounds.getSouthWest(), + ne2 = bounds.getNorthEast(); + + var latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat), + lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng); + + return latIntersects && lngIntersects; + }, + + toBBoxString: function () { + var sw = this._southWest, + ne = this._northEast; + return [sw.lng, sw.lat, ne.lng, ne.lat].join(','); + } +}); + +//TODO International date line? + + +/* + * L.Projection contains various geographical projections used by CRS classes. + */ + +L.Projection = {}; + + + +L.Projection.SphericalMercator = { + MAX_LATITUDE: 85.0511287798, + + project: function (/*LatLng*/ latlng) /*-> Point*/ { + var d = L.LatLng.DEG_TO_RAD, + max = this.MAX_LATITUDE, + lat = Math.max(Math.min(max, latlng.lat), -max), + x = latlng.lng * d, + y = lat * d; + y = Math.log(Math.tan((Math.PI / 4) + (y / 2))); + + return new L.Point(x, y); + }, + + unproject: function (/*Point*/ point, /*Boolean*/ unbounded) /*-> LatLng*/ { + var d = L.LatLng.RAD_TO_DEG, + lng = point.x * d, + lat = (2 * Math.atan(Math.exp(point.y)) - (Math.PI / 2)) * d; + + return new L.LatLng(lat, lng, unbounded); + } +}; + + + +L.Projection.LonLat = { + project: function (latlng) { + return new L.Point(latlng.lng, latlng.lat); + }, + + unproject: function (point, unbounded) { + return new L.LatLng(point.y, point.x, unbounded); + } +}; + + + +L.CRS = { + latLngToPoint: function (/*LatLng*/ latlng, /*Number*/ scale)/*-> Point*/ { + var projectedPoint = this.projection.project(latlng); + return this.transformation._transform(projectedPoint, scale); + }, + + pointToLatLng: function (/*Point*/ point, /*Number*/ scale, /*(optional) Boolean*/ unbounded)/*-> LatLng*/ { + var untransformedPoint = this.transformation.untransform(point, scale); + return this.projection.unproject(untransformedPoint, unbounded); + //TODO get rid of 'unbounded' everywhere + }, + + project: function (latlng) { + return this.projection.project(latlng); + } +}; + + + +L.CRS.EPSG3857 = L.Util.extend({}, L.CRS, { + code: 'EPSG:3857', + + projection: L.Projection.SphericalMercator, + transformation: new L.Transformation(0.5 / Math.PI, 0.5, -0.5 / Math.PI, 0.5), + + project: function (/*LatLng*/ latlng)/*-> Point*/ { + var projectedPoint = this.projection.project(latlng), + earthRadius = 6378137; + return projectedPoint.multiplyBy(earthRadius); + } +}); + +L.CRS.EPSG900913 = L.Util.extend({}, L.CRS.EPSG3857, { + code: 'EPSG:900913' +}); + + + +L.CRS.EPSG4326 = L.Util.extend({}, L.CRS, { + code: 'EPSG:4326', + + projection: L.Projection.LonLat, + transformation: new L.Transformation(1 / 360, 0.5, -1 / 360, 0.5) +}); + + +/* + * L.Map is the central class of the API - it is used to create a map. + */ + +L.Map = L.Class.extend({ + includes: L.Mixin.Events, + + options: { + // projection + crs: L.CRS.EPSG3857 || L.CRS.EPSG4326, + scale: function (zoom) { + return 256 * Math.pow(2, zoom); + }, + + // state + center: null, + zoom: null, + layers: [], + + // interaction + dragging: true, + touchZoom: L.Browser.touch && !L.Browser.android, + scrollWheelZoom: !L.Browser.touch, + doubleClickZoom: true, + boxZoom: true, + + // controls + zoomControl: true, + attributionControl: true, + + // animation + fadeAnimation: L.DomUtil.TRANSITION && !L.Browser.android, + zoomAnimation: L.DomUtil.TRANSITION && !L.Browser.android && !L.Browser.mobileOpera, + + // misc + trackResize: true, + closePopupOnClick: true, + worldCopyJump: true + }, + + + // constructor + + initialize: function (id, options) { // (HTMLElement or String, Object) + L.Util.setOptions(this, options); + + this._container = L.DomUtil.get(id); + + if (this._container._leaflet) { + throw new Error("Map container is already initialized."); + } + this._container._leaflet = true; + + this._initLayout(); + + if (L.DomEvent) { + this._initEvents(); + if (L.Handler) { + this._initInteraction(); + } + if (L.Control) { + this._initControls(); + } + } + + if (this.options.maxBounds) { + this.setMaxBounds(this.options.maxBounds); + } + + var center = this.options.center, + zoom = this.options.zoom; + + if (center !== null && zoom !== null) { + this.setView(center, zoom, true); + } + + var layers = this.options.layers; + layers = (layers instanceof Array ? layers : [layers]); + this._tileLayersNum = 0; + this._initLayers(layers); + }, + + + // public methods that modify map state + + // replaced by animation-powered implementation in Map.PanAnimation.js + setView: function (center, zoom) { + // reset the map view + this._resetView(center, this._limitZoom(zoom)); + return this; + }, + + setZoom: function (zoom) { // (Number) + return this.setView(this.getCenter(), zoom); + }, + + zoomIn: function () { + return this.setZoom(this._zoom + 1); + }, + + zoomOut: function () { + return this.setZoom(this._zoom - 1); + }, + + fitBounds: function (bounds) { // (LatLngBounds) + var zoom = this.getBoundsZoom(bounds); + return this.setView(bounds.getCenter(), zoom); + }, + + fitWorld: function () { + var sw = new L.LatLng(-60, -170), + ne = new L.LatLng(85, 179); + return this.fitBounds(new L.LatLngBounds(sw, ne)); + }, + + panTo: function (center) { // (LatLng) + return this.setView(center, this._zoom); + }, + + panBy: function (offset) { // (Point) + // replaced with animated panBy in Map.Animation.js + this.fire('movestart'); + + this._rawPanBy(offset); + + this.fire('move'); + this.fire('moveend'); + + return this; + }, + + setMaxBounds: function (bounds) { + this.options.maxBounds = bounds; + + if (!bounds) { + this._boundsMinZoom = null; + return this; + } + + var minZoom = this.getBoundsZoom(bounds, true); + + this._boundsMinZoom = minZoom; + + if (this._loaded) { + if (this._zoom < minZoom) { + this.setView(bounds.getCenter(), minZoom); + } else { + this.panInsideBounds(bounds); + } + } + return this; + }, + + panInsideBounds: function (bounds) { + var viewBounds = this.getBounds(), + viewSw = this.project(viewBounds.getSouthWest()), + viewNe = this.project(viewBounds.getNorthEast()), + sw = this.project(bounds.getSouthWest()), + ne = this.project(bounds.getNorthEast()), + dx = 0, + dy = 0; + + if (viewNe.y < ne.y) { // north + dy = ne.y - viewNe.y; + } + if (viewNe.x > ne.x) { // east + dx = ne.x - viewNe.x; + } + if (viewSw.y > sw.y) { // south + dy = sw.y - viewSw.y; + } + if (viewSw.x < sw.x) { // west + dx = sw.x - viewSw.x; + } + + return this.panBy(new L.Point(dx, dy, true)); + }, + + addLayer: function (layer, insertAtTheTop) { + var id = L.Util.stamp(layer); + + if (this._layers[id]) { + return this; + } + + this._layers[id] = layer; + + if (layer.options && !isNaN(layer.options.maxZoom)) { + this._layersMaxZoom = Math.max(this._layersMaxZoom || 0, layer.options.maxZoom); + } + if (layer.options && !isNaN(layer.options.minZoom)) { + this._layersMinZoom = Math.min(this._layersMinZoom || Infinity, layer.options.minZoom); + } + //TODO getMaxZoom, getMinZoom in ILayer (instead of options) + + if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { + this._tileLayersNum++; + layer.on('load', this._onTileLayerLoad, this); + } + if (this.attributionControl && layer.getAttribution) { + this.attributionControl.addAttribution(layer.getAttribution()); + } + + var onMapLoad = function () { + layer.onAdd(this, insertAtTheTop); + this.fire('layeradd', {layer: layer}); + }; + + if (this._loaded) { + onMapLoad.call(this); + } else { + this.on('load', onMapLoad, this); + } + + return this; + }, + + removeLayer: function (layer) { + var id = L.Util.stamp(layer); + + if (this._layers[id]) { + layer.onRemove(this); + delete this._layers[id]; + + if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { + this._tileLayersNum--; + layer.off('load', this._onTileLayerLoad, this); + } + if (this.attributionControl && layer.getAttribution) { + this.attributionControl.removeAttribution(layer.getAttribution()); + } + + this.fire('layerremove', {layer: layer}); + } + return this; + }, + + hasLayer: function (layer) { + var id = L.Util.stamp(layer); + return this._layers.hasOwnProperty(id); + }, + + invalidateSize: function () { + var oldSize = this.getSize(); + + this._sizeChanged = true; + + if (this.options.maxBounds) { + this.setMaxBounds(this.options.maxBounds); + } + + if (!this._loaded) { + return this; + } + + this._rawPanBy(oldSize.subtract(this.getSize()).divideBy(2, true)); + + this.fire('move'); + + clearTimeout(this._sizeTimer); + this._sizeTimer = setTimeout(L.Util.bind(function () { + this.fire('moveend'); + }, this), 200); + + return this; + }, + + + // public methods for getting map state + + getCenter: function (unbounded) { // (Boolean) + var viewHalf = this.getSize().divideBy(2), + centerPoint = this._getTopLeftPoint().add(viewHalf); + return this.unproject(centerPoint, this._zoom, unbounded); + }, + + getZoom: function () { + return this._zoom; + }, + + getBounds: function () { + var bounds = this.getPixelBounds(), + sw = this.unproject(new L.Point(bounds.min.x, bounds.max.y), this._zoom, true), + ne = this.unproject(new L.Point(bounds.max.x, bounds.min.y), this._zoom, true); + return new L.LatLngBounds(sw, ne); + }, + + getMinZoom: function () { + var z1 = this.options.minZoom || 0, + z2 = this._layersMinZoom || 0, + z3 = this._boundsMinZoom || 0; + + return Math.max(z1, z2, z3); + }, + + getMaxZoom: function () { + var z1 = isNaN(this.options.maxZoom) ? Infinity : this.options.maxZoom, + z2 = this._layersMaxZoom || Infinity; + + return Math.min(z1, z2); + }, + + getBoundsZoom: function (bounds, inside) { // (LatLngBounds) + var size = this.getSize(), + zoom = this.options.minZoom || 0, + maxZoom = this.getMaxZoom(), + ne = bounds.getNorthEast(), + sw = bounds.getSouthWest(), + boundsSize, + nePoint, + swPoint, + zoomNotFound = true; + + if (inside) { + zoom--; + } + + do { + zoom++; + nePoint = this.project(ne, zoom); + swPoint = this.project(sw, zoom); + boundsSize = new L.Point(nePoint.x - swPoint.x, swPoint.y - nePoint.y); + + if (!inside) { + zoomNotFound = (boundsSize.x <= size.x) && (boundsSize.y <= size.y); + } else { + zoomNotFound = (boundsSize.x < size.x) || (boundsSize.y < size.y); + } + } while (zoomNotFound && (zoom <= maxZoom)); + + if (zoomNotFound && inside) { + return null; + } + + return inside ? zoom : zoom - 1; + }, + + getSize: function () { + if (!this._size || this._sizeChanged) { + this._size = new L.Point(this._container.clientWidth, this._container.clientHeight); + this._sizeChanged = false; + } + return this._size; + }, + + getPixelBounds: function () { + var topLeftPoint = this._getTopLeftPoint(), + size = this.getSize(); + return new L.Bounds(topLeftPoint, topLeftPoint.add(size)); + }, + + getPixelOrigin: function () { + return this._initialTopLeftPoint; + }, + + getPanes: function () { + return this._panes; + }, + + + // conversion methods + + mouseEventToContainerPoint: function (e) { // (MouseEvent) + return L.DomEvent.getMousePosition(e, this._container); + }, + + mouseEventToLayerPoint: function (e) { // (MouseEvent) + return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e)); + }, + + mouseEventToLatLng: function (e) { // (MouseEvent) + return this.layerPointToLatLng(this.mouseEventToLayerPoint(e)); + }, + + containerPointToLayerPoint: function (point) { // (Point) + return point.subtract(L.DomUtil.getPosition(this._mapPane)); + }, + + layerPointToContainerPoint: function (point) { // (Point) + return point.add(L.DomUtil.getPosition(this._mapPane)); + }, + + layerPointToLatLng: function (point) { // (Point) + return this.unproject(point.add(this._initialTopLeftPoint)); + }, + + latLngToLayerPoint: function (latlng) { // (LatLng) + return this.project(latlng)._round()._subtract(this._initialTopLeftPoint); + }, + + project: function (latlng, zoom) { // (LatLng[, Number]) -> Point + zoom = (typeof zoom === 'undefined' ? this._zoom : zoom); + return this.options.crs.latLngToPoint(latlng, this.options.scale(zoom)); + }, + + unproject: function (point, zoom, unbounded) { // (Point[, Number, Boolean]) -> LatLng + zoom = (typeof zoom === 'undefined' ? this._zoom : zoom); + return this.options.crs.pointToLatLng(point, this.options.scale(zoom), unbounded); + }, + + + // private methods that modify map state + + _initLayout: function () { + var container = this._container; + + container.innerHTML = ''; + + container.className += ' leaflet-container'; + + if (this.options.fadeAnimation) { + container.className += ' leaflet-fade-anim'; + } + + var position = L.DomUtil.getStyle(container, 'position'); + if (position !== 'absolute' && position !== 'relative') { + container.style.position = 'relative'; + } + + this._initPanes(); + + if (this._initControlPos) { + this._initControlPos(); + } + }, + + _initPanes: function () { + var panes = this._panes = {}; + + this._mapPane = panes.mapPane = this._createPane('leaflet-map-pane', this._container); + + this._tilePane = panes.tilePane = this._createPane('leaflet-tile-pane', this._mapPane); + this._objectsPane = panes.objectsPane = this._createPane('leaflet-objects-pane', this._mapPane); + + panes.shadowPane = this._createPane('leaflet-shadow-pane'); + panes.overlayPane = this._createPane('leaflet-overlay-pane'); + panes.markerPane = this._createPane('leaflet-marker-pane'); + panes.popupPane = this._createPane('leaflet-popup-pane'); + }, + + _createPane: function (className, container) { + return L.DomUtil.create('div', className, container || this._objectsPane); + }, + + _resetView: function (center, zoom, preserveMapOffset, afterZoomAnim) { + var zoomChanged = (this._zoom !== zoom); + + if (!afterZoomAnim) { + this.fire('movestart'); + + if (zoomChanged) { + this.fire('zoomstart'); + } + } + + this._zoom = zoom; + + this._initialTopLeftPoint = this._getNewTopLeftPoint(center); + + if (!preserveMapOffset) { + L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); + } else { + var offset = L.DomUtil.getPosition(this._mapPane); + this._initialTopLeftPoint._add(offset); + } + + this._tileLayersToLoad = this._tileLayersNum; + this.fire('viewreset', {hard: !preserveMapOffset}); + + this.fire('move'); + if (zoomChanged || afterZoomAnim) { + this.fire('zoomend'); + } + this.fire('moveend'); + + if (!this._loaded) { + this._loaded = true; + this.fire('load'); + } + }, + + _initLayers: function (layers) { + this._layers = {}; + + var i, len; + + for (i = 0, len = layers.length; i < len; i++) { + this.addLayer(layers[i]); + } + }, + + _initControls: function () { + if (this.options.zoomControl) { + this.addControl(new L.Control.Zoom()); + } + if (this.options.attributionControl) { + this.attributionControl = new L.Control.Attribution(); + this.addControl(this.attributionControl); + } + }, + + _rawPanBy: function (offset) { + var mapPaneOffset = L.DomUtil.getPosition(this._mapPane); + L.DomUtil.setPosition(this._mapPane, mapPaneOffset.subtract(offset)); + }, + + + // map events + + _initEvents: function () { + L.DomEvent.addListener(this._container, 'click', this._onMouseClick, this); + + var events = ['dblclick', 'mousedown', 'mouseenter', 'mouseleave', 'mousemove', 'contextmenu']; + + var i, len; + + for (i = 0, len = events.length; i < len; i++) { + L.DomEvent.addListener(this._container, events[i], this._fireMouseEvent, this); + } + + if (this.options.trackResize) { + L.DomEvent.addListener(window, 'resize', this._onResize, this); + } + }, + + _onResize: function () { + L.Util.requestAnimFrame(this.invalidateSize, this, false, this._container); + }, + + _onMouseClick: function (e) { + if (!this._loaded || (this.dragging && this.dragging.moved())) { + return; + } + + this.fire('pre' + e.type); + this._fireMouseEvent(e); + }, + + _fireMouseEvent: function (e) { + if (!this._loaded) { + return; + } + + var type = e.type; + type = (type === 'mouseenter' ? 'mouseover' : (type === 'mouseleave' ? 'mouseout' : type)); + + if (!this.hasEventListeners(type)) { + return; + } + + if (type === 'contextmenu') { + L.DomEvent.preventDefault(e); + } + + this.fire(type, { + latlng: this.mouseEventToLatLng(e), + layerPoint: this.mouseEventToLayerPoint(e) + }); + }, + + _initInteraction: function () { + var handlers = { + dragging: L.Map.Drag, + touchZoom: L.Map.TouchZoom, + doubleClickZoom: L.Map.DoubleClickZoom, + scrollWheelZoom: L.Map.ScrollWheelZoom, + boxZoom: L.Map.BoxZoom + }; + + var i; + for (i in handlers) { + if (handlers.hasOwnProperty(i) && handlers[i]) { + this[i] = new handlers[i](this); + if (this.options[i]) { + this[i].enable(); + } + // TODO move enabling to handler contructor + } + } + }, + + _onTileLayerLoad: function () { + // clear scaled tiles after all new tiles are loaded (for performance) + this._tileLayersToLoad--; + if (this._tileLayersNum && !this._tileLayersToLoad && this._tileBg) { + clearTimeout(this._clearTileBgTimer); + this._clearTileBgTimer = setTimeout(L.Util.bind(this._clearTileBg, this), 500); + } + }, + + + // private methods for getting map state + + _getTopLeftPoint: function () { + if (!this._loaded) { + throw new Error('Set map center and zoom first.'); + } + + var offset = L.DomUtil.getPosition(this._mapPane); + return this._initialTopLeftPoint.subtract(offset); + }, + + _getNewTopLeftPoint: function (center) { + var viewHalf = this.getSize().divideBy(2); + return this.project(center).subtract(viewHalf).round(); + }, + + _limitZoom: function (zoom) { + var min = this.getMinZoom(); + var max = this.getMaxZoom(); + return Math.max(min, Math.min(max, zoom)); + } +}); + + + +L.Projection.Mercator = { + MAX_LATITUDE: 85.0840591556, + + R_MINOR: 6356752.3142, + R_MAJOR: 6378137, + + project: function (/*LatLng*/ latlng) /*-> Point*/ { + var d = L.LatLng.DEG_TO_RAD, + max = this.MAX_LATITUDE, + lat = Math.max(Math.min(max, latlng.lat), -max), + r = this.R_MAJOR, + r2 = this.R_MINOR, + x = latlng.lng * d * r, + y = lat * d, + tmp = r2 / r, + eccent = Math.sqrt(1.0 - tmp * tmp), + con = eccent * Math.sin(y); + + con = Math.pow((1 - con) / (1 + con), eccent * 0.5); + + var ts = Math.tan(0.5 * ((Math.PI * 0.5) - y)) / con; + y = -r2 * Math.log(ts); + + return new L.Point(x, y); + }, + + unproject: function (/*Point*/ point, /*Boolean*/ unbounded) /*-> LatLng*/ { + var d = L.LatLng.RAD_TO_DEG, + r = this.R_MAJOR, + r2 = this.R_MINOR, + lng = point.x * d / r, + tmp = r2 / r, + eccent = Math.sqrt(1 - (tmp * tmp)), + ts = Math.exp(- point.y / r2), + phi = (Math.PI / 2) - 2 * Math.atan(ts), + numIter = 15, + tol = 1e-7, + i = numIter, + dphi = 0.1, + con; + + while ((Math.abs(dphi) > tol) && (--i > 0)) { + con = eccent * Math.sin(phi); + dphi = (Math.PI / 2) - 2 * Math.atan(ts * Math.pow((1.0 - con) / (1.0 + con), 0.5 * eccent)) - phi; + phi += dphi; + } + + return new L.LatLng(phi * d, lng, unbounded); + } +}; + + + +L.CRS.EPSG3395 = L.Util.extend({}, L.CRS, { + code: 'EPSG:3395', + + projection: L.Projection.Mercator, + transformation: (function () { + var m = L.Projection.Mercator, + r = m.R_MAJOR, + r2 = m.R_MINOR; + + return new L.Transformation(0.5 / (Math.PI * r), 0.5, -0.5 / (Math.PI * r2), 0.5); + }()) +}); + + +/* + * L.TileLayer is used for standard xyz-numbered tile layers. + */ + +L.TileLayer = L.Class.extend({ + includes: L.Mixin.Events, + + options: { + minZoom: 0, + maxZoom: 18, + tileSize: 256, + subdomains: 'abc', + errorTileUrl: '', + attribution: '', + opacity: 1, + scheme: 'xyz', + continuousWorld: false, + noWrap: false, + zoomOffset: 0, + zoomReverse: false, + + unloadInvisibleTiles: L.Browser.mobile, + updateWhenIdle: L.Browser.mobile, + reuseTiles: false + }, + + initialize: function (url, options, urlParams) { + L.Util.setOptions(this, options); + + this._url = url; + this._urlParams = urlParams; + + if (typeof this.options.subdomains === 'string') { + this.options.subdomains = this.options.subdomains.split(''); + } + }, + + onAdd: function (map, insertAtTheBottom) { + this._map = map; + this._insertAtTheBottom = insertAtTheBottom; + + // create a container div for tiles + this._initContainer(); + + // create an image to clone for tiles + this._createTileProto(); + + // set up events + map.on('viewreset', this._resetCallback, this); + + if (this.options.updateWhenIdle) { + map.on('moveend', this._update, this); + } else { + this._limitedUpdate = L.Util.limitExecByInterval(this._update, 150, this); + map.on('move', this._limitedUpdate, this); + } + + this._reset(); + this._update(); + }, + + onRemove: function (map) { + this._map.getPanes().tilePane.removeChild(this._container); + this._container = null; + + this._map.off('viewreset', this._resetCallback, this); + + if (this.options.updateWhenIdle) { + this._map.off('moveend', this._update, this); + } else { + this._map.off('move', this._limitedUpdate, this); + } + }, + + getAttribution: function () { + return this.options.attribution; + }, + + setOpacity: function (opacity) { + this.options.opacity = opacity; + + this._setOpacity(opacity); + + // stupid webkit hack to force redrawing of tiles + if (L.Browser.webkit) { + for (var i in this._tiles) { + if (this._tiles.hasOwnProperty(i)) { + this._tiles[i].style.webkitTransform += ' translate(0,0)'; + } + } + } + }, + + _setOpacity: function (opacity) { + if (opacity < 1) { + L.DomUtil.setOpacity(this._container, opacity); + } + }, + + _initContainer: function () { + var tilePane = this._map.getPanes().tilePane, + first = tilePane.firstChild; + + if (!this._container || tilePane.empty) { + this._container = L.DomUtil.create('div', 'leaflet-layer'); + + if (this._insertAtTheBottom && first) { + tilePane.insertBefore(this._container, first); + } else { + tilePane.appendChild(this._container); + } + + this._setOpacity(this.options.opacity); + } + }, + + _resetCallback: function (e) { + this._reset(e.hard); + }, + + _reset: function (clearOldContainer) { + var key; + for (key in this._tiles) { + if (this._tiles.hasOwnProperty(key)) { + this.fire("tileunload", {tile: this._tiles[key]}); + } + } + this._tiles = {}; + + if (this.options.reuseTiles) { + this._unusedTiles = []; + } + + if (clearOldContainer && this._container) { + this._container.innerHTML = ""; + } + this._initContainer(); + }, + + _update: function () { + var bounds = this._map.getPixelBounds(), + zoom = this._map.getZoom(), + tileSize = this.options.tileSize; + + if (zoom > this.options.maxZoom || zoom < this.options.minZoom) { + return; + } + + var nwTilePoint = new L.Point( + Math.floor(bounds.min.x / tileSize), + Math.floor(bounds.min.y / tileSize)), + seTilePoint = new L.Point( + Math.floor(bounds.max.x / tileSize), + Math.floor(bounds.max.y / tileSize)), + tileBounds = new L.Bounds(nwTilePoint, seTilePoint); + + this._addTilesFromCenterOut(tileBounds); + + if (this.options.unloadInvisibleTiles || this.options.reuseTiles) { + this._removeOtherTiles(tileBounds); + } + }, + + _addTilesFromCenterOut: function (bounds) { + var queue = [], + center = bounds.getCenter(); + + for (var j = bounds.min.y; j <= bounds.max.y; j++) { + for (var i = bounds.min.x; i <= bounds.max.x; i++) { + if ((i + ':' + j) in this._tiles) { + continue; + } + queue.push(new L.Point(i, j)); + } + } + + // load tiles in order of their distance to center + queue.sort(function (a, b) { + return a.distanceTo(center) - b.distanceTo(center); + }); + + var fragment = document.createDocumentFragment(); + + this._tilesToLoad = queue.length; + for (var k = 0, len = this._tilesToLoad; k < len; k++) { + this._addTile(queue[k], fragment); + } + + this._container.appendChild(fragment); + }, + + _removeOtherTiles: function (bounds) { + var kArr, x, y, key, tile; + + for (key in this._tiles) { + if (this._tiles.hasOwnProperty(key)) { + kArr = key.split(':'); + x = parseInt(kArr[0], 10); + y = parseInt(kArr[1], 10); + + // remove tile if it's out of bounds + if (x < bounds.min.x || x > bounds.max.x || y < bounds.min.y || y > bounds.max.y) { + + tile = this._tiles[key]; + this.fire("tileunload", {tile: tile, url: tile.src}); + + if (tile.parentNode === this._container) { + this._container.removeChild(tile); + } + if (this.options.reuseTiles) { + this._unusedTiles.push(this._tiles[key]); + } + tile.src = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs='; + + delete this._tiles[key]; + } + } + } + }, + + _addTile: function (tilePoint, container) { + var tilePos = this._getTilePos(tilePoint), + zoom = this._map.getZoom(), + key = tilePoint.x + ':' + tilePoint.y, + tileLimit = Math.pow(2, this._getOffsetZoom(zoom)); + + // wrap tile coordinates + if (!this.options.continuousWorld) { + if (!this.options.noWrap) { + tilePoint.x = ((tilePoint.x % tileLimit) + tileLimit) % tileLimit; + } else if (tilePoint.x < 0 || tilePoint.x >= tileLimit) { + this._tilesToLoad--; + return; + } + + if (tilePoint.y < 0 || tilePoint.y >= tileLimit) { + this._tilesToLoad--; + return; + } + } + + // get unused tile - or create a new tile + var tile = this._getTile(); + L.DomUtil.setPosition(tile, tilePos); + + this._tiles[key] = tile; + + if (this.options.scheme === 'tms') { + tilePoint.y = tileLimit - tilePoint.y - 1; + } + + this._loadTile(tile, tilePoint, zoom); + + container.appendChild(tile); + }, + + _getOffsetZoom: function (zoom) { + zoom = this.options.zoomReverse ? this.options.maxZoom - zoom : zoom; + return zoom + this.options.zoomOffset; + }, + + _getTilePos: function (tilePoint) { + var origin = this._map.getPixelOrigin(), + tileSize = this.options.tileSize; + + return tilePoint.multiplyBy(tileSize).subtract(origin); + }, + + // image-specific code (override to implement e.g. Canvas or SVG tile layer) + + getTileUrl: function (tilePoint, zoom) { + var subdomains = this.options.subdomains, + s = this.options.subdomains[(tilePoint.x + tilePoint.y) % subdomains.length]; + + return L.Util.template(this._url, L.Util.extend({ + s: s, + z: this._getOffsetZoom(zoom), + x: tilePoint.x, + y: tilePoint.y + }, this._urlParams)); + }, + + _createTileProto: function () { + this._tileImg = L.DomUtil.create('img', 'leaflet-tile'); + this._tileImg.galleryimg = 'no'; + + var tileSize = this.options.tileSize; + this._tileImg.style.width = tileSize + 'px'; + this._tileImg.style.height = tileSize + 'px'; + }, + + _getTile: function () { + if (this.options.reuseTiles && this._unusedTiles.length > 0) { + var tile = this._unusedTiles.pop(); + this._resetTile(tile); + return tile; + } + return this._createTile(); + }, + + _resetTile: function (tile) { + // Override if data stored on a tile needs to be cleaned up before reuse + }, + + _createTile: function () { + var tile = this._tileImg.cloneNode(false); + tile.onselectstart = tile.onmousemove = L.Util.falseFn; + return tile; + }, + + _loadTile: function (tile, tilePoint, zoom) { + tile._layer = this; + tile.onload = this._tileOnLoad; + tile.onerror = this._tileOnError; + tile.src = this.getTileUrl(tilePoint, zoom); + }, + + _tileOnLoad: function (e) { + var layer = this._layer; + + this.className += ' leaflet-tile-loaded'; + + layer.fire('tileload', {tile: this, url: this.src}); + + layer._tilesToLoad--; + if (!layer._tilesToLoad) { + layer.fire('load'); + } + }, + + _tileOnError: function (e) { + var layer = this._layer; + + layer.fire('tileerror', {tile: this, url: this.src}); + + var newUrl = layer.options.errorTileUrl; + if (newUrl) { + this.src = newUrl; + } + } +}); + + +L.TileLayer.WMS = L.TileLayer.extend({ + defaultWmsParams: { + service: 'WMS', + request: 'GetMap', + version: '1.1.1', + layers: '', + styles: '', + format: 'image/jpeg', + transparent: false + }, + + initialize: function (/*String*/ url, /*Object*/ options) { + this._url = url; + + this.wmsParams = L.Util.extend({}, this.defaultWmsParams); + this.wmsParams.width = this.wmsParams.height = this.options.tileSize; + + for (var i in options) { + // all keys that are not TileLayer options go to WMS params + if (!this.options.hasOwnProperty(i)) { + this.wmsParams[i] = options[i]; + } + } + + L.Util.setOptions(this, options); + }, + + onAdd: function (map) { + var projectionKey = (parseFloat(this.wmsParams.version) >= 1.3 ? 'crs' : 'srs'); + this.wmsParams[projectionKey] = map.options.crs.code; + + L.TileLayer.prototype.onAdd.call(this, map); + }, + + getTileUrl: function (/*Point*/ tilePoint, /*Number*/ zoom)/*-> String*/ { + var tileSize = this.options.tileSize, + nwPoint = tilePoint.multiplyBy(tileSize), + sePoint = nwPoint.add(new L.Point(tileSize, tileSize)), + nwMap = this._map.unproject(nwPoint, this._zoom, true), + seMap = this._map.unproject(sePoint, this._zoom, true), + nw = this._map.options.crs.project(nwMap), + se = this._map.options.crs.project(seMap), + bbox = [nw.x, se.y, se.x, nw.y].join(','); + + return this._url + L.Util.getParamString(this.wmsParams) + "&bbox=" + bbox; + } +}); + + +L.TileLayer.Canvas = L.TileLayer.extend({ + options: { + async: false + }, + + initialize: function (options) { + L.Util.setOptions(this, options); + }, + + redraw: function () { + for (var i in this._tiles) { + var tile = this._tiles[i]; + this._redrawTile(tile); + } + }, + + _redrawTile: function (tile) { + this.drawTile(tile, tile._tilePoint, tile._zoom); + }, + + _createTileProto: function () { + this._canvasProto = L.DomUtil.create('canvas', 'leaflet-tile'); + + var tileSize = this.options.tileSize; + this._canvasProto.width = tileSize; + this._canvasProto.height = tileSize; + }, + + _createTile: function () { + var tile = this._canvasProto.cloneNode(false); + tile.onselectstart = tile.onmousemove = L.Util.falseFn; + return tile; + }, + + _loadTile: function (tile, tilePoint, zoom) { + tile._layer = this; + tile._tilePoint = tilePoint; + tile._zoom = zoom; + + this.drawTile(tile, tilePoint, zoom); + + if (!this.options.async) { + this.tileDrawn(tile); + } + }, + + drawTile: function (tile, tilePoint, zoom) { + // override with rendering code + }, + + tileDrawn: function (tile) { + this._tileOnLoad.call(tile); + } +}); + + +L.ImageOverlay = L.Class.extend({ + includes: L.Mixin.Events, + + initialize: function (/*String*/ url, /*LatLngBounds*/ bounds) { + this._url = url; + this._bounds = bounds; + }, + + onAdd: function (map) { + this._map = map; + + if (!this._image) { + this._initImage(); + } + + map.getPanes().overlayPane.appendChild(this._image); + + map.on('viewreset', this._reset, this); + this._reset(); + }, + + onRemove: function (map) { + map.getPanes().overlayPane.removeChild(this._image); + map.off('viewreset', this._reset, this); + }, + + _initImage: function () { + this._image = L.DomUtil.create('img', 'leaflet-image-layer'); + + this._image.style.visibility = 'hidden'; + //TODO opacity option + + //TODO createImage util method to remove duplication + L.Util.extend(this._image, { + galleryimg: 'no', + onselectstart: L.Util.falseFn, + onmousemove: L.Util.falseFn, + onload: L.Util.bind(this._onImageLoad, this), + src: this._url + }); + }, + + _reset: function () { + var topLeft = this._map.latLngToLayerPoint(this._bounds.getNorthWest()), + bottomRight = this._map.latLngToLayerPoint(this._bounds.getSouthEast()), + size = bottomRight.subtract(topLeft); + + L.DomUtil.setPosition(this._image, topLeft); + + this._image.style.width = size.x + 'px'; + this._image.style.height = size.y + 'px'; + }, + + _onImageLoad: function () { + this._image.style.visibility = ''; + this.fire('load'); + } +}); + + +L.Icon = L.Class.extend({ + iconUrl: L.ROOT_URL + 'images/marker.png', + shadowUrl: L.ROOT_URL + 'images/marker-shadow.png', + + iconSize: new L.Point(25, 41), + shadowSize: new L.Point(41, 41), + + iconAnchor: new L.Point(13, 41), + popupAnchor: new L.Point(0, -33), + + initialize: function (iconUrl) { + if (iconUrl) { + this.iconUrl = iconUrl; + } + }, + + createIcon: function () { + return this._createIcon('icon'); + }, + + createShadow: function () { + return this._createIcon('shadow'); + }, + + _createIcon: function (name) { + var size = this[name + 'Size'], + src = this[name + 'Url']; + if (!src && name === 'shadow') { + return null; + } + + var img; + if (!src) { + img = this._createDiv(); + } + else { + img = this._createImg(src); + } + + img.className = 'leaflet-marker-' + name; + + img.style.marginLeft = (-this.iconAnchor.x) + 'px'; + img.style.marginTop = (-this.iconAnchor.y) + 'px'; + + if (size) { + img.style.width = size.x + 'px'; + img.style.height = size.y + 'px'; + } + + return img; + }, + + _createImg: function (src) { + var el; + if (!L.Browser.ie6) { + el = document.createElement('img'); + el.src = src; + } else { + el = document.createElement('div'); + el.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + src + '")'; + } + return el; + }, + + _createDiv: function () { + return document.createElement('div'); + } +}); + + +/* + * L.Marker is used to display clickable/draggable icons on the map. + */ + +L.Marker = L.Class.extend({ + + includes: L.Mixin.Events, + + options: { + icon: new L.Icon(), + title: '', + clickable: true, + draggable: false, + zIndexOffset: 0 + }, + + initialize: function (latlng, options) { + L.Util.setOptions(this, options); + this._latlng = latlng; + }, + + onAdd: function (map) { + this._map = map; + + this._initIcon(); + + map.on('viewreset', this._reset, this); + this._reset(); + }, + + onRemove: function (map) { + this._removeIcon(); + + // TODO move to Marker.Popup.js + if (this.closePopup) { + this.closePopup(); + } + + this._map = null; + + map.off('viewreset', this._reset, this); + }, + + getLatLng: function () { + return this._latlng; + }, + + setLatLng: function (latlng) { + this._latlng = latlng; + if (this._icon) { + this._reset(); + + if (this._popup) { + this._popup.setLatLng(this._latlng); + } + } + }, + + setZIndexOffset: function (offset) { + this.options.zIndexOffset = offset; + if (this._icon) { + this._reset(); + } + }, + + setIcon: function (icon) { + if (this._map) { + this._removeIcon(); + } + + this.options.icon = icon; + + if (this._map) { + this._initIcon(); + this._reset(); + } + }, + + _initIcon: function () { + if (!this._icon) { + this._icon = this.options.icon.createIcon(); + + if (this.options.title) { + this._icon.title = this.options.title; + } + + this._initInteraction(); + } + if (!this._shadow) { + this._shadow = this.options.icon.createShadow(); + } + + this._map._panes.markerPane.appendChild(this._icon); + if (this._shadow) { + this._map._panes.shadowPane.appendChild(this._shadow); + } + }, + + _removeIcon: function () { + this._map._panes.markerPane.removeChild(this._icon); + if (this._shadow) { + this._map._panes.shadowPane.removeChild(this._shadow); + } + this._icon = this._shadow = null; + }, + + _reset: function () { + var pos = this._map.latLngToLayerPoint(this._latlng).round(); + + L.DomUtil.setPosition(this._icon, pos); + if (this._shadow) { + L.DomUtil.setPosition(this._shadow, pos); + } + + this._icon.style.zIndex = pos.y + this.options.zIndexOffset; + }, + + _initInteraction: function () { + if (this.options.clickable) { + this._icon.className += ' leaflet-clickable'; + + L.DomEvent.addListener(this._icon, 'click', this._onMouseClick, this); + + var events = ['dblclick', 'mousedown', 'mouseover', 'mouseout']; + for (var i = 0; i < events.length; i++) { + L.DomEvent.addListener(this._icon, events[i], this._fireMouseEvent, this); + } + } + + if (L.Handler.MarkerDrag) { + this.dragging = new L.Handler.MarkerDrag(this); + + if (this.options.draggable) { + this.dragging.enable(); + } + } + }, + + _onMouseClick: function (e) { + L.DomEvent.stopPropagation(e); + if (this.dragging && this.dragging.moved()) { return; } + this.fire(e.type); + }, + + _fireMouseEvent: function (e) { + this.fire(e.type); + L.DomEvent.stopPropagation(e); + } +}); + + + +L.Popup = L.Class.extend({ + includes: L.Mixin.Events, + + options: { + minWidth: 50, + maxWidth: 300, + autoPan: true, + closeButton: true, + offset: new L.Point(0, 2), + autoPanPadding: new L.Point(5, 5), + className: '' + }, + + initialize: function (options, source) { + L.Util.setOptions(this, options); + + this._source = source; + }, + + onAdd: function (map) { + this._map = map; + if (!this._container) { + this._initLayout(); + } + this._updateContent(); + + this._container.style.opacity = '0'; + + this._map._panes.popupPane.appendChild(this._container); + this._map.on('viewreset', this._updatePosition, this); + + if (this._map.options.closePopupOnClick) { + this._map.on('preclick', this._close, this); + } + + this._update(); + + this._container.style.opacity = '1'; //TODO fix ugly opacity hack + + this._opened = true; + }, + + onRemove: function (map) { + map._panes.popupPane.removeChild(this._container); + L.Util.falseFn(this._container.offsetWidth); + + map.off('viewreset', this._updatePosition, this); + map.off('click', this._close, this); + + this._container.style.opacity = '0'; + + this._opened = false; + }, + + setLatLng: function (latlng) { + this._latlng = latlng; + if (this._opened) { + this._update(); + } + return this; + }, + + setContent: function (content) { + this._content = content; + if (this._opened) { + this._update(); + } + return this; + }, + + _close: function () { + if (this._opened) { + this._map.closePopup(); + } + }, + + _initLayout: function () { + this._container = L.DomUtil.create('div', 'leaflet-popup ' + this.options.className); + + if (this.options.closeButton) { + this._closeButton = L.DomUtil.create('a', 'leaflet-popup-close-button', this._container); + this._closeButton.href = '#close'; + L.DomEvent.addListener(this._closeButton, 'click', this._onCloseButtonClick, this); + } + + this._wrapper = L.DomUtil.create('div', 'leaflet-popup-content-wrapper', this._container); + L.DomEvent.disableClickPropagation(this._wrapper); + this._contentNode = L.DomUtil.create('div', 'leaflet-popup-content', this._wrapper); + + this._tipContainer = L.DomUtil.create('div', 'leaflet-popup-tip-container', this._container); + this._tip = L.DomUtil.create('div', 'leaflet-popup-tip', this._tipContainer); + }, + + _update: function () { + this._container.style.visibility = 'hidden'; + + this._updateContent(); + this._updateLayout(); + this._updatePosition(); + + this._container.style.visibility = ''; + + this._adjustPan(); + }, + + _updateContent: function () { + if (!this._content) { + return; + } + + if (typeof this._content === 'string') { + this._contentNode.innerHTML = this._content; + } else { + this._contentNode.innerHTML = ''; + this._contentNode.appendChild(this._content); + } + }, + + _updateLayout: function () { + this._container.style.width = ''; + this._container.style.whiteSpace = 'nowrap'; + + var width = this._container.offsetWidth; + + this._container.style.width = (width > this.options.maxWidth ? + this.options.maxWidth : (width < this.options.minWidth ? this.options.minWidth : width)) + 'px'; + this._container.style.whiteSpace = ''; + + this._containerWidth = this._container.offsetWidth; + }, + + _updatePosition: function () { + var pos = this._map.latLngToLayerPoint(this._latlng); + + this._containerBottom = -pos.y - this.options.offset.y; + this._containerLeft = pos.x - Math.round(this._containerWidth / 2) + this.options.offset.x; + + this._container.style.bottom = this._containerBottom + 'px'; + this._container.style.left = this._containerLeft + 'px'; + }, + + _adjustPan: function () { + if (!this.options.autoPan) { + return; + } + + var containerHeight = this._container.offsetHeight, + layerPos = new L.Point( + this._containerLeft, + -containerHeight - this._containerBottom), + containerPos = this._map.layerPointToContainerPoint(layerPos), + adjustOffset = new L.Point(0, 0), + padding = this.options.autoPanPadding, + size = this._map.getSize(); + + if (containerPos.x < 0) { + adjustOffset.x = containerPos.x - padding.x; + } + if (containerPos.x + this._containerWidth > size.x) { + adjustOffset.x = containerPos.x + this._containerWidth - size.x + padding.x; + } + if (containerPos.y < 0) { + adjustOffset.y = containerPos.y - padding.y; + } + if (containerPos.y + containerHeight > size.y) { + adjustOffset.y = containerPos.y + containerHeight - size.y + padding.y; + } + + if (adjustOffset.x || adjustOffset.y) { + this._map.panBy(adjustOffset); + } + }, + + _onCloseButtonClick: function (e) { + this._close(); + L.DomEvent.stop(e); + } +}); + + +/* + * Popup extension to L.Marker, adding openPopup & bindPopup methods. + */ + +L.Marker.include({ + openPopup: function () { + this._popup.setLatLng(this._latlng); + if (this._map) { + this._map.openPopup(this._popup); + } + + return this; + }, + + closePopup: function () { + if (this._popup) { + this._popup._close(); + } + return this; + }, + + bindPopup: function (content, options) { + options = L.Util.extend({offset: this.options.icon.popupAnchor}, options); + + if (!this._popup) { + this.on('click', this.openPopup, this); + } + + this._popup = new L.Popup(options, this); + this._popup.setContent(content); + + return this; + }, + + unbindPopup: function () { + if (this._popup) { + this._popup = null; + this.off('click', this.openPopup); + } + return this; + } +}); + + + +L.Map.include({ + openPopup: function (popup) { + this.closePopup(); + this._popup = popup; + this.addLayer(popup); + this.fire('popupopen', { popup: this._popup }); + + return this; + }, + + closePopup: function () { + if (this._popup) { + this.removeLayer(this._popup); + this.fire('popupclose', { popup: this._popup }); + this._popup = null; + } + return this; + } +}); + + +/* + * L.LayerGroup is a class to combine several layers so you can manipulate the group (e.g. add/remove it) as one layer. + */ + +L.LayerGroup = L.Class.extend({ + initialize: function (layers) { + this._layers = {}; + + if (layers) { + for (var i = 0, len = layers.length; i < len; i++) { + this.addLayer(layers[i]); + } + } + }, + + addLayer: function (layer) { + var id = L.Util.stamp(layer); + this._layers[id] = layer; + + if (this._map) { + this._map.addLayer(layer); + } + return this; + }, + + removeLayer: function (layer) { + var id = L.Util.stamp(layer); + delete this._layers[id]; + + if (this._map) { + this._map.removeLayer(layer); + } + return this; + }, + + clearLayers: function () { + this._iterateLayers(this.removeLayer, this); + return this; + }, + + invoke: function (methodName) { + var args = Array.prototype.slice.call(arguments, 1), + i, layer; + + for (i in this._layers) { + if (this._layers.hasOwnProperty(i)) { + layer = this._layers[i]; + + if (layer[methodName]) { + layer[methodName].apply(layer, args); + } + } + } + return this; + }, + + onAdd: function (map) { + this._map = map; + this._iterateLayers(map.addLayer, map); + }, + + onRemove: function (map) { + this._iterateLayers(map.removeLayer, map); + delete this._map; + }, + + _iterateLayers: function (method, context) { + for (var i in this._layers) { + if (this._layers.hasOwnProperty(i)) { + method.call(context, this._layers[i]); + } + } + } +}); + + +/* + * L.FeatureGroup extends L.LayerGroup by introducing mouse events and bindPopup method shared between a group of layers. + */ + +L.FeatureGroup = L.LayerGroup.extend({ + includes: L.Mixin.Events, + + addLayer: function (layer) { + this._initEvents(layer); + L.LayerGroup.prototype.addLayer.call(this, layer); + + if (this._popupContent && layer.bindPopup) { + layer.bindPopup(this._popupContent); + } + }, + + bindPopup: function (content) { + this._popupContent = content; + + return this.invoke('bindPopup', content); + }, + + setStyle: function (style) { + return this.invoke('setStyle', style); + }, + + _events: ['click', 'dblclick', 'mouseover', 'mouseout'], + + _initEvents: function (layer) { + for (var i = 0, len = this._events.length; i < len; i++) { + layer.on(this._events[i], this._propagateEvent, this); + } + }, + + _propagateEvent: function (e) { + e.layer = e.target; + e.target = this; + this.fire(e.type, e); + } +}); + + +/* + * L.Path is a base class for rendering vector paths on a map. It's inherited by Polyline, Circle, etc. + */ + +L.Path = L.Class.extend({ + includes: [L.Mixin.Events], + + statics: { + // how much to extend the clip area around the map view + // (relative to its size, e.g. 0.5 is half the screen in each direction) + CLIP_PADDING: 0.5 + }, + + options: { + stroke: true, + color: '#0033ff', + weight: 5, + opacity: 0.5, + + fill: false, + fillColor: null, //same as color by default + fillOpacity: 0.2, + + clickable: true, + + // TODO remove this, as all paths now update on moveend + updateOnMoveEnd: true + }, + + initialize: function (options) { + L.Util.setOptions(this, options); + }, + + onAdd: function (map) { + this._map = map; + + this._initElements(); + this._initEvents(); + this.projectLatlngs(); + this._updatePath(); + + map.on('viewreset', this.projectLatlngs, this); + + this._updateTrigger = this.options.updateOnMoveEnd ? 'moveend' : 'viewreset'; + map.on(this._updateTrigger, this._updatePath, this); + }, + + onRemove: function (map) { + this._map = null; + + map._pathRoot.removeChild(this._container); + + map.off('viewreset', this.projectLatlngs, this); + map.off(this._updateTrigger, this._updatePath, this); + }, + + projectLatlngs: function () { + // do all projection stuff here + }, + + setStyle: function (style) { + L.Util.setOptions(this, style); + if (this._container) { + this._updateStyle(); + } + return this; + }, + + _redraw: function () { + if (this._map) { + this.projectLatlngs(); + this._updatePath(); + } + } +}); + +L.Map.include({ + _updatePathViewport: function () { + var p = L.Path.CLIP_PADDING, + size = this.getSize(), + //TODO this._map._getMapPanePos() + panePos = L.DomUtil.getPosition(this._mapPane), + min = panePos.multiplyBy(-1).subtract(size.multiplyBy(p)), + max = min.add(size.multiplyBy(1 + p * 2)); + + this._pathViewport = new L.Bounds(min, max); + } +}); + + +L.Path.SVG_NS = 'http://www.w3.org/2000/svg'; + +L.Browser.svg = !!(document.createElementNS && document.createElementNS(L.Path.SVG_NS, 'svg').createSVGRect); + +L.Path = L.Path.extend({ + statics: { + SVG: L.Browser.svg, + _createElement: function (name) { + return document.createElementNS(L.Path.SVG_NS, name); + } + }, + + getPathString: function () { + // form path string here + }, + + _initElements: function () { + this._map._initPathRoot(); + this._initPath(); + this._initStyle(); + }, + + _initPath: function () { + this._container = L.Path._createElement('g'); + + this._path = L.Path._createElement('path'); + this._container.appendChild(this._path); + + this._map._pathRoot.appendChild(this._container); + }, + + _initStyle: function () { + if (this.options.stroke) { + this._path.setAttribute('stroke-linejoin', 'round'); + this._path.setAttribute('stroke-linecap', 'round'); + } + if (this.options.fill) { + this._path.setAttribute('fill-rule', 'evenodd'); + } else { + this._path.setAttribute('fill', 'none'); + } + this._updateStyle(); + }, + + _updateStyle: function () { + if (this.options.stroke) { + this._path.setAttribute('stroke', this.options.color); + this._path.setAttribute('stroke-opacity', this.options.opacity); + this._path.setAttribute('stroke-width', this.options.weight); + } + if (this.options.fill) { + this._path.setAttribute('fill', this.options.fillColor || this.options.color); + this._path.setAttribute('fill-opacity', this.options.fillOpacity); + } + }, + + _updatePath: function () { + var str = this.getPathString(); + if (!str) { + // fix webkit empty string parsing bug + str = 'M0 0'; + } + this._path.setAttribute('d', str); + }, + + // TODO remove duplication with L.Map + _initEvents: function () { + if (this.options.clickable) { + if (!L.Browser.vml) { + this._path.setAttribute('class', 'leaflet-clickable'); + } + + L.DomEvent.addListener(this._container, 'click', this._onMouseClick, this); + + var events = ['dblclick', 'mousedown', 'mouseover', 'mouseout', 'mousemove']; + for (var i = 0; i < events.length; i++) { + L.DomEvent.addListener(this._container, events[i], this._fireMouseEvent, this); + } + } + }, + + _onMouseClick: function (e) { + if (this._map.dragging && this._map.dragging.moved()) { + return; + } + this._fireMouseEvent(e); + }, + + _fireMouseEvent: function (e) { + if (!this.hasEventListeners(e.type)) { + return; + } + this.fire(e.type, { + latlng: this._map.mouseEventToLatLng(e), + layerPoint: this._map.mouseEventToLayerPoint(e) + }); + L.DomEvent.stopPropagation(e); + } +}); + +L.Map.include({ + _initPathRoot: function () { + if (!this._pathRoot) { + this._pathRoot = L.Path._createElement('svg'); + this._panes.overlayPane.appendChild(this._pathRoot); + + this.on('moveend', this._updateSvgViewport); + this._updateSvgViewport(); + } + }, + + _updateSvgViewport: function () { + this._updatePathViewport(); + + var vp = this._pathViewport, + min = vp.min, + max = vp.max, + width = max.x - min.x, + height = max.y - min.y, + root = this._pathRoot, + pane = this._panes.overlayPane; + + // Hack to make flicker on drag end on mobile webkit less irritating + // Unfortunately I haven't found a good workaround for this yet + if (L.Browser.webkit) { + pane.removeChild(root); + } + + L.DomUtil.setPosition(root, min); + root.setAttribute('width', width); + root.setAttribute('height', height); + root.setAttribute('viewBox', [min.x, min.y, width, height].join(' ')); + + if (L.Browser.webkit) { + pane.appendChild(root); + } + } +}); + + +/* + * Popup extension to L.Path (polylines, polygons, circles), adding bindPopup method. + */ + +L.Path.include({ + bindPopup: function (content, options) { + if (!this._popup || this._popup.options !== options) { + this._popup = new L.Popup(options, this); + } + this._popup.setContent(content); + + if (!this._openPopupAdded) { + this.on('click', this._openPopup, this); + this._openPopupAdded = true; + } + + return this; + }, + + _openPopup: function (e) { + this._popup.setLatLng(e.latlng); + this._map.openPopup(this._popup); + } +}); + + +/* + * Vector rendering for IE6-8 through VML. + * Thanks to Dmitry Baranovsky and his Raphael library for inspiration! + */ + +L.Browser.vml = (function () { + var d = document.createElement('div'), s; + d.innerHTML = ''; + s = d.firstChild; + s.style.behavior = 'url(#default#VML)'; + + return (s && (typeof s.adj === 'object')); +}()); + +L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({ + statics: { + VML: true, + CLIP_PADDING: 0.02, + _createElement: (function () { + try { + document.namespaces.add('lvml', 'urn:schemas-microsoft-com:vml'); + return function (name) { + return document.createElement(''); + }; + } catch (e) { + return function (name) { + return document.createElement('<' + name + ' xmlns="urn:schemas-microsoft.com:vml" class="lvml">'); + }; + } + }()) + }, + + _initPath: function () { + this._container = L.Path._createElement('shape'); + this._container.className += ' leaflet-vml-shape' + + (this.options.clickable ? ' leaflet-clickable' : ''); + this._container.coordsize = '1 1'; + + this._path = L.Path._createElement('path'); + this._container.appendChild(this._path); + + this._map._pathRoot.appendChild(this._container); + }, + + _initStyle: function () { + if (this.options.stroke) { + this._stroke = L.Path._createElement('stroke'); + this._stroke.endcap = 'round'; + this._container.appendChild(this._stroke); + } else { + this._container.stroked = false; + } + if (this.options.fill) { + this._container.filled = true; + this._fill = L.Path._createElement('fill'); + this._container.appendChild(this._fill); + } else { + this._container.filled = false; + } + this._updateStyle(); + }, + + _updateStyle: function () { + if (this.options.stroke) { + this._stroke.weight = this.options.weight + 'px'; + this._stroke.color = this.options.color; + this._stroke.opacity = this.options.opacity; + } + if (this.options.fill) { + this._fill.color = this.options.fillColor || this.options.color; + this._fill.opacity = this.options.fillOpacity; + } + }, + + _updatePath: function () { + this._container.style.display = 'none'; + this._path.v = this.getPathString() + ' '; // the space fixes IE empty path string bug + this._container.style.display = ''; + } +}); + +L.Map.include(L.Browser.svg || !L.Browser.vml ? {} : { + _initPathRoot: function () { + if (!this._pathRoot) { + this._pathRoot = document.createElement('div'); + this._pathRoot.className = 'leaflet-vml-container'; + this._panes.overlayPane.appendChild(this._pathRoot); + + this.on('moveend', this._updatePathViewport); + this._updatePathViewport(); + } + } +}); + + +/* + * Vector rendering for all browsers that support canvas. + */ + +L.Browser.canvas = (function () { + return !!document.createElement('canvas').getContext; +}()); + +L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : L.Path.extend({ + statics: { + //CLIP_PADDING: 0.02, // not sure if there's a need to set it to a small value + CANVAS: true, + SVG: false + }, + + options: { + updateOnMoveEnd: true + }, + + _initElements: function () { + this._map._initPathRoot(); + this._ctx = this._map._canvasCtx; + }, + + _updateStyle: function () { + if (this.options.stroke) { + this._ctx.lineWidth = this.options.weight; + this._ctx.strokeStyle = this.options.color; + } + if (this.options.fill) { + this._ctx.fillStyle = this.options.fillColor || this.options.color; + } + }, + + _drawPath: function () { + var i, j, len, len2, point, drawMethod; + + this._ctx.beginPath(); + + for (i = 0, len = this._parts.length; i < len; i++) { + for (j = 0, len2 = this._parts[i].length; j < len2; j++) { + point = this._parts[i][j]; + drawMethod = (j === 0 ? 'move' : 'line') + 'To'; + + this._ctx[drawMethod](point.x, point.y); + } + // TODO refactor ugly hack + if (this instanceof L.Polygon) { + this._ctx.closePath(); + } + } + }, + + _checkIfEmpty: function () { + return !this._parts.length; + }, + + _updatePath: function () { + if (this._checkIfEmpty()) { + return; + } + + this._drawPath(); + + this._ctx.save(); + + this._updateStyle(); + + var opacity = this.options.opacity, + fillOpacity = this.options.fillOpacity; + + if (this.options.fill) { + if (fillOpacity < 1) { + this._ctx.globalAlpha = fillOpacity; + } + this._ctx.fill(); + } + + if (this.options.stroke) { + if (opacity < 1) { + this._ctx.globalAlpha = opacity; + } + this._ctx.stroke(); + } + + this._ctx.restore(); + + // TODO optimization: 1 fill/stroke for all features with equal style instead of 1 for each feature + }, + + _initEvents: function () { + if (this.options.clickable) { + // TODO hand cursor + // TODO mouseover, mouseout, dblclick + this._map.on('click', this._onClick, this); + } + }, + + _onClick: function (e) { + if (this._containsPoint(e.layerPoint)) { + this.fire('click', e); + } + }, + + onRemove: function (map) { + map.off('viewreset', this._projectLatlngs, this); + map.off(this._updateTrigger, this._updatePath, this); + map.fire(this._updateTrigger); + } +}); + +L.Map.include((L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? {} : { + _initPathRoot: function () { + var root = this._pathRoot, + ctx; + + if (!root) { + root = this._pathRoot = document.createElement("canvas"); + root.style.position = 'absolute'; + ctx = this._canvasCtx = root.getContext('2d'); + + ctx.lineCap = "round"; + ctx.lineJoin = "round"; + + this._panes.overlayPane.appendChild(root); + + this.on('moveend', this._updateCanvasViewport); + this._updateCanvasViewport(); + } + }, + + _updateCanvasViewport: function () { + this._updatePathViewport(); + + var vp = this._pathViewport, + min = vp.min, + size = vp.max.subtract(min), + root = this._pathRoot; + + //TODO check if it's works properly on mobile webkit + L.DomUtil.setPosition(root, min); + root.width = size.x; + root.height = size.y; + root.getContext('2d').translate(-min.x, -min.y); + } +}); + + +/* + * L.LineUtil contains different utility functions for line segments + * and polylines (clipping, simplification, distances, etc.) + */ + +L.LineUtil = { + + // Simplify polyline with vertex reduction and Douglas-Peucker simplification. + // Improves rendering performance dramatically by lessening the number of points to draw. + + simplify: function (/*Point[]*/ points, /*Number*/ tolerance) { + if (!tolerance || !points.length) { + return points.slice(); + } + + var sqTolerance = tolerance * tolerance; + + // stage 1: vertex reduction + points = this._reducePoints(points, sqTolerance); + + // stage 2: Douglas-Peucker simplification + points = this._simplifyDP(points, sqTolerance); + + return points; + }, + + // distance from a point to a segment between two points + pointToSegmentDistance: function (/*Point*/ p, /*Point*/ p1, /*Point*/ p2) { + return Math.sqrt(this._sqClosestPointOnSegment(p, p1, p2, true)); + }, + + closestPointOnSegment: function (/*Point*/ p, /*Point*/ p1, /*Point*/ p2) { + return this._sqClosestPointOnSegment(p, p1, p2); + }, + + // Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm + _simplifyDP: function (points, sqTolerance) { + + var len = points.length, + ArrayConstructor = typeof Uint8Array !== 'undefined' ? Uint8Array : Array, + markers = new ArrayConstructor(len); + + markers[0] = markers[len - 1] = 1; + + this._simplifyDPStep(points, markers, sqTolerance, 0, len - 1); + + var i, + newPoints = []; + + for (i = 0; i < len; i++) { + if (markers[i]) { + newPoints.push(points[i]); + } + } + + return newPoints; + }, + + _simplifyDPStep: function (points, markers, sqTolerance, first, last) { + + var maxSqDist = 0, + index, i, sqDist; + + for (i = first + 1; i <= last - 1; i++) { + sqDist = this._sqClosestPointOnSegment(points[i], points[first], points[last], true); + + if (sqDist > maxSqDist) { + index = i; + maxSqDist = sqDist; + } + } + + if (maxSqDist > sqTolerance) { + markers[index] = 1; + + this._simplifyDPStep(points, markers, sqTolerance, first, index); + this._simplifyDPStep(points, markers, sqTolerance, index, last); + } + }, + + // reduce points that are too close to each other to a single point + _reducePoints: function (points, sqTolerance) { + var reducedPoints = [points[0]]; + + for (var i = 1, prev = 0, len = points.length; i < len; i++) { + if (this._sqDist(points[i], points[prev]) > sqTolerance) { + reducedPoints.push(points[i]); + prev = i; + } + } + if (prev < len - 1) { + reducedPoints.push(points[len - 1]); + } + return reducedPoints; + }, + + /*jshint bitwise:false */ // temporarily allow bitwise oprations + + // Cohen-Sutherland line clipping algorithm. + // Used to avoid rendering parts of a polyline that are not currently visible. + + clipSegment: function (a, b, bounds, useLastCode) { + var min = bounds.min, + max = bounds.max; + + var codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), + codeB = this._getBitCode(b, bounds); + + // save 2nd code to avoid calculating it on the next segment + this._lastCode = codeB; + + while (true) { + // if a,b is inside the clip window (trivial accept) + if (!(codeA | codeB)) { + return [a, b]; + // if a,b is outside the clip window (trivial reject) + } else if (codeA & codeB) { + return false; + // other cases + } else { + var codeOut = codeA || codeB, + p = this._getEdgeIntersection(a, b, codeOut, bounds), + newCode = this._getBitCode(p, bounds); + + if (codeOut === codeA) { + a = p; + codeA = newCode; + } else { + b = p; + codeB = newCode; + } + } + } + }, + + _getEdgeIntersection: function (a, b, code, bounds) { + var dx = b.x - a.x, + dy = b.y - a.y, + min = bounds.min, + max = bounds.max; + + if (code & 8) { // top + return new L.Point(a.x + dx * (max.y - a.y) / dy, max.y); + } else if (code & 4) { // bottom + return new L.Point(a.x + dx * (min.y - a.y) / dy, min.y); + } else if (code & 2) { // right + return new L.Point(max.x, a.y + dy * (max.x - a.x) / dx); + } else if (code & 1) { // left + return new L.Point(min.x, a.y + dy * (min.x - a.x) / dx); + } + }, + + _getBitCode: function (/*Point*/ p, bounds) { + var code = 0; + + if (p.x < bounds.min.x) { // left + code |= 1; + } else if (p.x > bounds.max.x) { // right + code |= 2; + } + if (p.y < bounds.min.y) { // bottom + code |= 4; + } else if (p.y > bounds.max.y) { // top + code |= 8; + } + + return code; + }, + + /*jshint bitwise:true */ + + // square distance (to avoid unnecessary Math.sqrt calls) + _sqDist: function (p1, p2) { + var dx = p2.x - p1.x, + dy = p2.y - p1.y; + return dx * dx + dy * dy; + }, + + // return closest point on segment or distance to that point + _sqClosestPointOnSegment: function (p, p1, p2, sqDist) { + var x = p1.x, + y = p1.y, + dx = p2.x - x, + dy = p2.y - y, + dot = dx * dx + dy * dy, + t; + + if (dot > 0) { + t = ((p.x - x) * dx + (p.y - y) * dy) / dot; + + if (t > 1) { + x = p2.x; + y = p2.y; + } else if (t > 0) { + x += dx * t; + y += dy * t; + } + } + + dx = p.x - x; + dy = p.y - y; + + return sqDist ? dx * dx + dy * dy : new L.Point(x, y); + } +}; + + + +L.Polyline = L.Path.extend({ + initialize: function (latlngs, options) { + L.Path.prototype.initialize.call(this, options); + this._latlngs = latlngs; + }, + + options: { + // how much to simplify the polyline on each zoom level + // more = better performance and smoother look, less = more accurate + smoothFactor: 1.0, + noClip: false, + + updateOnMoveEnd: true + }, + + projectLatlngs: function () { + this._originalPoints = []; + + for (var i = 0, len = this._latlngs.length; i < len; i++) { + this._originalPoints[i] = this._map.latLngToLayerPoint(this._latlngs[i]); + } + }, + + getPathString: function () { + for (var i = 0, len = this._parts.length, str = ''; i < len; i++) { + str += this._getPathPartStr(this._parts[i]); + } + return str; + }, + + getLatLngs: function () { + return this._latlngs; + }, + + setLatLngs: function (latlngs) { + this._latlngs = latlngs; + this._redraw(); + return this; + }, + + addLatLng: function (latlng) { + this._latlngs.push(latlng); + this._redraw(); + return this; + }, + + spliceLatLngs: function (index, howMany) { + var removed = [].splice.apply(this._latlngs, arguments); + this._redraw(); + return removed; + }, + + closestLayerPoint: function (p) { + var minDistance = Infinity, parts = this._parts, p1, p2, minPoint = null; + + for (var j = 0, jLen = parts.length; j < jLen; j++) { + var points = parts[j]; + for (var i = 1, len = points.length; i < len; i++) { + p1 = points[i - 1]; + p2 = points[i]; + var point = L.LineUtil._sqClosestPointOnSegment(p, p1, p2); + if (point._sqDist < minDistance) { + minDistance = point._sqDist; + minPoint = point; + } + } + } + if (minPoint) { + minPoint.distance = Math.sqrt(minDistance); + } + return minPoint; + }, + + getBounds: function () { + var b = new L.LatLngBounds(); + var latLngs = this.getLatLngs(); + for (var i = 0, len = latLngs.length; i < len; i++) { + b.extend(latLngs[i]); + } + return b; + }, + + _getPathPartStr: function (points) { + var round = L.Path.VML; + + for (var j = 0, len2 = points.length, str = '', p; j < len2; j++) { + p = points[j]; + if (round) { + p._round(); + } + str += (j ? 'L' : 'M') + p.x + ' ' + p.y; + } + return str; + }, + + _clipPoints: function () { + var points = this._originalPoints, + len = points.length, + i, k, segment; + + if (this.options.noClip) { + this._parts = [points]; + return; + } + + this._parts = []; + + var parts = this._parts, + vp = this._map._pathViewport, + lu = L.LineUtil; + + for (i = 0, k = 0; i < len - 1; i++) { + segment = lu.clipSegment(points[i], points[i + 1], vp, i); + if (!segment) { + continue; + } + + parts[k] = parts[k] || []; + parts[k].push(segment[0]); + + // if segment goes out of screen, or it's the last one, it's the end of the line part + if ((segment[1] !== points[i + 1]) || (i === len - 2)) { + parts[k].push(segment[1]); + k++; + } + } + }, + + // simplify each clipped part of the polyline + _simplifyPoints: function () { + var parts = this._parts, + lu = L.LineUtil; + + for (var i = 0, len = parts.length; i < len; i++) { + parts[i] = lu.simplify(parts[i], this.options.smoothFactor); + } + }, + + _updatePath: function () { + this._clipPoints(); + this._simplifyPoints(); + + L.Path.prototype._updatePath.call(this); + } +}); + + +/* + * L.PolyUtil contains utilify functions for polygons (clipping, etc.). + */ + +/*jshint bitwise:false */ // allow bitwise oprations here + +L.PolyUtil = {}; + +/* + * Sutherland-Hodgeman polygon clipping algorithm. + * Used to avoid rendering parts of a polygon that are not currently visible. + */ +L.PolyUtil.clipPolygon = function (points, bounds) { + var min = bounds.min, + max = bounds.max, + clippedPoints, + edges = [1, 4, 2, 8], + i, j, k, + a, b, + len, edge, p, + lu = L.LineUtil; + + for (i = 0, len = points.length; i < len; i++) { + points[i]._code = lu._getBitCode(points[i], bounds); + } + + // for each edge (left, bottom, right, top) + for (k = 0; k < 4; k++) { + edge = edges[k]; + clippedPoints = []; + + for (i = 0, len = points.length, j = len - 1; i < len; j = i++) { + a = points[i]; + b = points[j]; + + // if a is inside the clip window + if (!(a._code & edge)) { + // if b is outside the clip window (a->b goes out of screen) + if (b._code & edge) { + p = lu._getEdgeIntersection(b, a, edge, bounds); + p._code = lu._getBitCode(p, bounds); + clippedPoints.push(p); + } + clippedPoints.push(a); + + // else if b is inside the clip window (a->b enters the screen) + } else if (!(b._code & edge)) { + p = lu._getEdgeIntersection(b, a, edge, bounds); + p._code = lu._getBitCode(p, bounds); + clippedPoints.push(p); + } + } + points = clippedPoints; + } + + return points; +}; + +/*jshint bitwise:true */ + + +/* + * L.Polygon is used to display polygons on a map. + */ + +L.Polygon = L.Polyline.extend({ + options: { + fill: true + }, + + initialize: function (latlngs, options) { + L.Polyline.prototype.initialize.call(this, latlngs, options); + + if (latlngs && (latlngs[0] instanceof Array)) { + this._latlngs = latlngs[0]; + this._holes = latlngs.slice(1); + } + }, + + projectLatlngs: function () { + L.Polyline.prototype.projectLatlngs.call(this); + + // project polygon holes points + // TODO move this logic to Polyline to get rid of duplication + this._holePoints = []; + + if (!this._holes) { + return; + } + + for (var i = 0, len = this._holes.length, hole; i < len; i++) { + this._holePoints[i] = []; + + for (var j = 0, len2 = this._holes[i].length; j < len2; j++) { + this._holePoints[i][j] = this._map.latLngToLayerPoint(this._holes[i][j]); + } + } + }, + + _clipPoints: function () { + var points = this._originalPoints, + newParts = []; + + this._parts = [points].concat(this._holePoints); + + if (this.options.noClip) { + return; + } + + for (var i = 0, len = this._parts.length; i < len; i++) { + var clipped = L.PolyUtil.clipPolygon(this._parts[i], this._map._pathViewport); + if (!clipped.length) { + continue; + } + newParts.push(clipped); + } + + this._parts = newParts; + }, + + _getPathPartStr: function (points) { + var str = L.Polyline.prototype._getPathPartStr.call(this, points); + return str + (L.Browser.svg ? 'z' : 'x'); + } +}); + + +/* + * Contains L.MultiPolyline and L.MultiPolygon layers. + */ + +(function () { + function createMulti(Klass) { + return L.FeatureGroup.extend({ + initialize: function (latlngs, options) { + this._layers = {}; + this._options = options; + this.setLatLngs(latlngs); + }, + + setLatLngs: function (latlngs) { + var i = 0, len = latlngs.length; + + this._iterateLayers(function (layer) { + if (i < len) { + layer.setLatLngs(latlngs[i++]); + } else { + this.removeLayer(layer); + } + }, this); + + while (i < len) { + this.addLayer(new Klass(latlngs[i++], this._options)); + } + } + }); + } + + L.MultiPolyline = createMulti(L.Polyline); + L.MultiPolygon = createMulti(L.Polygon); +}()); + + +/* + * L.Circle is a circle overlay (with a certain radius in meters). + */ + +L.Circle = L.Path.extend({ + initialize: function (latlng, radius, options) { + L.Path.prototype.initialize.call(this, options); + + this._latlng = latlng; + this._mRadius = radius; + }, + + options: { + fill: true + }, + + setLatLng: function (latlng) { + this._latlng = latlng; + this._redraw(); + return this; + }, + + setRadius: function (radius) { + this._mRadius = radius; + this._redraw(); + return this; + }, + + projectLatlngs: function () { + var equatorLength = 40075017, + hLength = equatorLength * Math.cos(L.LatLng.DEG_TO_RAD * this._latlng.lat); + + var lngSpan = (this._mRadius / hLength) * 360, + latlng2 = new L.LatLng(this._latlng.lat, this._latlng.lng - lngSpan, true), + point2 = this._map.latLngToLayerPoint(latlng2); + + this._point = this._map.latLngToLayerPoint(this._latlng); + this._radius = Math.round(this._point.x - point2.x); + }, + + getPathString: function () { + var p = this._point, + r = this._radius; + + if (this._checkIfEmpty()) { + return ''; + } + + if (L.Browser.svg) { + return "M" + p.x + "," + (p.y - r) + + "A" + r + "," + r + ",0,1,1," + + (p.x - 0.1) + "," + (p.y - r) + " z"; + } else { + p._round(); + r = Math.round(r); + return "AL " + p.x + "," + p.y + " " + r + "," + r + " 0," + (65535 * 360); + } + }, + + _checkIfEmpty: function () { + var vp = this._map._pathViewport, + r = this._radius, + p = this._point; + + return p.x - r > vp.max.x || p.y - r > vp.max.y || + p.x + r < vp.min.x || p.y + r < vp.min.y; + } +}); + + +/* + * L.CircleMarker is a circle overlay with a permanent pixel radius. + */ + +L.CircleMarker = L.Circle.extend({ + options: { + radius: 10, + weight: 2 + }, + + initialize: function (latlng, options) { + L.Circle.prototype.initialize.call(this, latlng, null, options); + this._radius = this.options.radius; + }, + + projectLatlngs: function () { + this._point = this._map.latLngToLayerPoint(this._latlng); + }, + + setRadius: function (radius) { + this._radius = radius; + this._redraw(); + return this; + } +}); + + + +L.Polyline.include(!L.Path.CANVAS ? {} : { + _containsPoint: function (p, closed) { + var i, j, k, len, len2, dist, part, + w = this.options.weight / 2; + + if (L.Browser.touch) { + w += 10; // polyline click tolerance on touch devices + } + + for (i = 0, len = this._parts.length; i < len; i++) { + part = this._parts[i]; + for (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) { + if (!closed && (j === 0)) { + continue; + } + + dist = L.LineUtil.pointToSegmentDistance(p, part[k], part[j]); + + if (dist <= w) { + return true; + } + } + } + return false; + } +}); + + + +L.Polygon.include(!L.Path.CANVAS ? {} : { + _containsPoint: function (p) { + var inside = false, + part, p1, p2, + i, j, k, + len, len2; + + // TODO optimization: check if within bounds first + + if (L.Polyline.prototype._containsPoint.call(this, p, true)) { + // click on polygon border + return true; + } + + // ray casting algorithm for detecting if point is in polygon + + for (i = 0, len = this._parts.length; i < len; i++) { + part = this._parts[i]; + + for (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) { + p1 = part[j]; + p2 = part[k]; + + if (((p1.y > p.y) !== (p2.y > p.y)) && + (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) { + inside = !inside; + } + } + } + + return inside; + } +}); + + +/* + * Circle canvas specific drawing parts. + */ + +L.Circle.include(!L.Path.CANVAS ? {} : { + _drawPath: function () { + var p = this._point; + this._ctx.beginPath(); + this._ctx.arc(p.x, p.y, this._radius, 0, Math.PI * 2); + }, + + _containsPoint: function (p) { + var center = this._point, + w2 = this.options.stroke ? this.options.weight / 2 : 0; + + return (p.distanceTo(center) <= this._radius + w2); + } +}); + + + +L.GeoJSON = L.FeatureGroup.extend({ + initialize: function (geojson, options) { + L.Util.setOptions(this, options); + this._geojson = geojson; + this._layers = {}; + + if (geojson) { + this.addGeoJSON(geojson); + } + }, + + addGeoJSON: function (geojson) { + if (geojson.features) { + for (var i = 0, len = geojson.features.length; i < len; i++) { + this.addGeoJSON(geojson.features[i]); + } + return; + } + + var isFeature = (geojson.type === 'Feature'), + geometry = (isFeature ? geojson.geometry : geojson), + layer = L.GeoJSON.geometryToLayer(geometry, this.options.pointToLayer); + + this.fire('featureparse', { + layer: layer, + properties: geojson.properties, + geometryType: geometry.type, + bbox: geojson.bbox, + id: geojson.id + }); + + this.addLayer(layer); + } +}); + +L.Util.extend(L.GeoJSON, { + geometryToLayer: function (geometry, pointToLayer) { + var coords = geometry.coordinates, + latlng, latlngs, + i, len, + layer, + layers = []; + + switch (geometry.type) { + case 'Point': + latlng = this.coordsToLatLng(coords); + return pointToLayer ? pointToLayer(latlng) : new L.Marker(latlng); + + case 'MultiPoint': + for (i = 0, len = coords.length; i < len; i++) { + latlng = this.coordsToLatLng(coords[i]); + layer = pointToLayer ? pointToLayer(latlng) : new L.Marker(latlng); + layers.push(layer); + } + return new L.FeatureGroup(layers); + + case 'LineString': + latlngs = this.coordsToLatLngs(coords); + return new L.Polyline(latlngs); + + case 'Polygon': + latlngs = this.coordsToLatLngs(coords, 1); + return new L.Polygon(latlngs); + + case 'MultiLineString': + latlngs = this.coordsToLatLngs(coords, 1); + return new L.MultiPolyline(latlngs); + + case "MultiPolygon": + latlngs = this.coordsToLatLngs(coords, 2); + return new L.MultiPolygon(latlngs); + + case "GeometryCollection": + for (i = 0, len = geometry.geometries.length; i < len; i++) { + layer = this.geometryToLayer(geometry.geometries[i], pointToLayer); + layers.push(layer); + } + return new L.FeatureGroup(layers); + + default: + throw new Error('Invalid GeoJSON object.'); + } + }, + + coordsToLatLng: function (/*Array*/ coords, /*Boolean*/ reverse)/*: LatLng*/ { + var lat = parseFloat(coords[reverse ? 0 : 1]), + lng = parseFloat(coords[reverse ? 1 : 0]); + return new L.LatLng(lat, lng, true); + }, + + coordsToLatLngs: function (/*Array*/ coords, /*Number*/ levelsDeep, /*Boolean*/ reverse)/*: Array*/ { + var latlng, latlngs = [], + i, len = coords.length; + + for (i = 0; i < len; i++) { + latlng = levelsDeep ? + this.coordsToLatLngs(coords[i], levelsDeep - 1, reverse) : + this.coordsToLatLng(coords[i], reverse); + latlngs.push(latlng); + } + return latlngs; + } +}); + + +/* + * L.DomEvent contains functions for working with DOM events. + */ + +L.DomEvent = { + /* inpired by John Resig, Dean Edwards and YUI addEvent implementations */ + addListener: function (/*HTMLElement*/ obj, /*String*/ type, /*Function*/ fn, /*Object*/ context) { + var id = L.Util.stamp(fn), + key = '_leaflet_' + type + id; + + if (obj[key]) { + return; + } + + var handler = function (e) { + return fn.call(context || obj, e || L.DomEvent._getEvent()); + }; + + if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener) { + this.addDoubleTapListener(obj, handler, id); + } else if ('addEventListener' in obj) { + if (type === 'mousewheel') { + obj.addEventListener('DOMMouseScroll', handler, false); + obj.addEventListener(type, handler, false); + } else if ((type === 'mouseenter') || (type === 'mouseleave')) { + var originalHandler = handler, + newType = (type === 'mouseenter' ? 'mouseover' : 'mouseout'); + handler = function (e) { + if (!L.DomEvent._checkMouse(obj, e)) { + return; + } + return originalHandler(e); + }; + obj.addEventListener(newType, handler, false); + } else { + obj.addEventListener(type, handler, false); + } + } else if ('attachEvent' in obj) { + obj.attachEvent("on" + type, handler); + } + + obj[key] = handler; + }, + + removeListener: function (/*HTMLElement*/ obj, /*String*/ type, /*Function*/ fn) { + var id = L.Util.stamp(fn), + key = '_leaflet_' + type + id, + handler = obj[key]; + + if (!handler) { + return; + } + + if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) { + this.removeDoubleTapListener(obj, id); + } else if ('removeEventListener' in obj) { + if (type === 'mousewheel') { + obj.removeEventListener('DOMMouseScroll', handler, false); + obj.removeEventListener(type, handler, false); + } else if ((type === 'mouseenter') || (type === 'mouseleave')) { + obj.removeEventListener((type === 'mouseenter' ? 'mouseover' : 'mouseout'), handler, false); + } else { + obj.removeEventListener(type, handler, false); + } + } else if ('detachEvent' in obj) { + obj.detachEvent("on" + type, handler); + } + obj[key] = null; + }, + + _checkMouse: function (el, e) { + var related = e.relatedTarget; + + if (!related) { + return true; + } + + try { + while (related && (related !== el)) { + related = related.parentNode; + } + } catch (err) { + return false; + } + + return (related !== el); + }, + + /*jshint noarg:false */ // evil magic for IE + _getEvent: function () { + var e = window.event; + if (!e) { + var caller = arguments.callee.caller; + while (caller) { + e = caller['arguments'][0]; + if (e && window.Event === e.constructor) { + break; + } + caller = caller.caller; + } + } + return e; + }, + /*jshint noarg:false */ + + stopPropagation: function (/*Event*/ e) { + if (e.stopPropagation) { + e.stopPropagation(); + } else { + e.cancelBubble = true; + } + }, + + disableClickPropagation: function (/*HTMLElement*/ el) { + L.DomEvent.addListener(el, L.Draggable.START, L.DomEvent.stopPropagation); + L.DomEvent.addListener(el, 'click', L.DomEvent.stopPropagation); + L.DomEvent.addListener(el, 'dblclick', L.DomEvent.stopPropagation); + }, + + preventDefault: function (/*Event*/ e) { + if (e.preventDefault) { + e.preventDefault(); + } else { + e.returnValue = false; + } + }, + + stop: function (e) { + L.DomEvent.preventDefault(e); + L.DomEvent.stopPropagation(e); + }, + + getMousePosition: function (e, container) { + var x = e.pageX ? e.pageX : e.clientX + + document.body.scrollLeft + document.documentElement.scrollLeft, + y = e.pageY ? e.pageY : e.clientY + + document.body.scrollTop + document.documentElement.scrollTop, + pos = new L.Point(x, y); + return (container ? + pos.subtract(L.DomUtil.getViewportOffset(container)) : pos); + }, + + getWheelDelta: function (e) { + var delta = 0; + if (e.wheelDelta) { + delta = e.wheelDelta / 120; + } + if (e.detail) { + delta = -e.detail / 3; + } + return delta; + } +}; + + + +/* + * L.Draggable allows you to add dragging capabilities to any element. Supports mobile devices too. + */ + +L.Draggable = L.Class.extend({ + includes: L.Mixin.Events, + + statics: { + START: L.Browser.touch ? 'touchstart' : 'mousedown', + END: L.Browser.touch ? 'touchend' : 'mouseup', + MOVE: L.Browser.touch ? 'touchmove' : 'mousemove', + TAP_TOLERANCE: 15 + }, + + initialize: function (element, dragStartTarget) { + this._element = element; + this._dragStartTarget = dragStartTarget || element; + }, + + enable: function () { + if (this._enabled) { + return; + } + L.DomEvent.addListener(this._dragStartTarget, L.Draggable.START, this._onDown, this); + this._enabled = true; + }, + + disable: function () { + if (!this._enabled) { + return; + } + L.DomEvent.removeListener(this._dragStartTarget, L.Draggable.START, this._onDown); + this._enabled = false; + }, + + _onDown: function (e) { + if ((!L.Browser.touch && e.shiftKey) || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { + return; + } + + if (e.touches && e.touches.length > 1) { + return; + } + + var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), + el = first.target; + + L.DomEvent.preventDefault(e); + + if (L.Browser.touch && el.tagName.toLowerCase() === 'a') { + el.className += ' leaflet-active'; + } + + this._moved = false; + if (this._moving) { + return; + } + + if (!L.Browser.touch) { + L.DomUtil.disableTextSelection(); + this._setMovingCursor(); + } + + this._startPos = this._newPos = L.DomUtil.getPosition(this._element); + this._startPoint = new L.Point(first.clientX, first.clientY); + + L.DomEvent.addListener(document, L.Draggable.MOVE, this._onMove, this); + L.DomEvent.addListener(document, L.Draggable.END, this._onUp, this); + }, + + _onMove: function (e) { + if (e.touches && e.touches.length > 1) { + return; + } + + L.DomEvent.preventDefault(e); + + var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e); + + if (!this._moved) { + this.fire('dragstart'); + this._moved = true; + } + this._moving = true; + + var newPoint = new L.Point(first.clientX, first.clientY); + this._newPos = this._startPos.add(newPoint).subtract(this._startPoint); + + L.Util.requestAnimFrame(this._updatePosition, this, true, this._dragStartTarget); + }, + + _updatePosition: function () { + this.fire('predrag'); + L.DomUtil.setPosition(this._element, this._newPos); + this.fire('drag'); + }, + + _onUp: function (e) { + if (e.changedTouches) { + var first = e.changedTouches[0], + el = first.target, + dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; + + if (el.tagName.toLowerCase() === 'a') { + el.className = el.className.replace(' leaflet-active', ''); + } + + if (dist < L.Draggable.TAP_TOLERANCE) { + this._simulateEvent('click', first); + } + } + + if (!L.Browser.touch) { + L.DomUtil.enableTextSelection(); + this._restoreCursor(); + } + + L.DomEvent.removeListener(document, L.Draggable.MOVE, this._onMove); + L.DomEvent.removeListener(document, L.Draggable.END, this._onUp); + + if (this._moved) { + this.fire('dragend'); + } + this._moving = false; + }, + + _setMovingCursor: function () { + this._bodyCursor = document.body.style.cursor; + document.body.style.cursor = 'move'; + }, + + _restoreCursor: function () { + document.body.style.cursor = this._bodyCursor; + }, + + _simulateEvent: function (type, e) { + var simulatedEvent = document.createEvent('MouseEvents'); + + simulatedEvent.initMouseEvent( + type, true, true, window, 1, + e.screenX, e.screenY, + e.clientX, e.clientY, + false, false, false, false, 0, null); + + e.target.dispatchEvent(simulatedEvent); + } +}); + + +/* + * L.Handler classes are used internally to inject interaction features to classes like Map and Marker. + */ + +L.Handler = L.Class.extend({ + initialize: function (map) { + this._map = map; + }, + + enable: function () { + if (this._enabled) { + return; + } + this._enabled = true; + this.addHooks(); + }, + + disable: function () { + if (!this._enabled) { + return; + } + this._enabled = false; + this.removeHooks(); + }, + + enabled: function () { + return !!this._enabled; + } +}); + + +/* + * L.Handler.MapDrag is used internally by L.Map to make the map draggable. + */ + +L.Map.Drag = L.Handler.extend({ + addHooks: function () { + if (!this._draggable) { + this._draggable = new L.Draggable(this._map._mapPane, this._map._container); + + this._draggable + .on('dragstart', this._onDragStart, this) + .on('drag', this._onDrag, this) + .on('dragend', this._onDragEnd, this); + + var options = this._map.options; + + if (options.worldCopyJump && !options.continuousWorld) { + this._draggable.on('predrag', this._onPreDrag, this); + this._map.on('viewreset', this._onViewReset, this); + } + } + this._draggable.enable(); + }, + + removeHooks: function () { + this._draggable.disable(); + }, + + moved: function () { + return this._draggable && this._draggable._moved; + }, + + _onDragStart: function () { + this._map + .fire('movestart') + .fire('dragstart'); + }, + + _onDrag: function () { + this._map + .fire('move') + .fire('drag'); + }, + + _onViewReset: function () { + var pxCenter = this._map.getSize().divideBy(2), + pxWorldCenter = this._map.latLngToLayerPoint(new L.LatLng(0, 0)); + + this._initialWorldOffset = pxWorldCenter.subtract(pxCenter); + }, + + _onPreDrag: function () { + var map = this._map, + worldWidth = map.options.scale(map.getZoom()), + halfWidth = Math.round(worldWidth / 2), + dx = this._initialWorldOffset.x, + x = this._draggable._newPos.x, + newX1 = (x - halfWidth + dx) % worldWidth + halfWidth - dx, + newX2 = (x + halfWidth + dx) % worldWidth - halfWidth - dx, + newX = Math.abs(newX1 + dx) < Math.abs(newX2 + dx) ? newX1 : newX2; + + this._draggable._newPos.x = newX; + }, + + _onDragEnd: function () { + var map = this._map; + + map + .fire('moveend') + .fire('dragend'); + + if (map.options.maxBounds) { + // TODO predrag validation instead of animation + L.Util.requestAnimFrame(this._panInsideMaxBounds, map, true, map._container); + } + }, + + _panInsideMaxBounds: function () { + this.panInsideBounds(this.options.maxBounds); + } +}); + + +/* + * L.Handler.DoubleClickZoom is used internally by L.Map to add double-click zooming. + */ + +L.Map.DoubleClickZoom = L.Handler.extend({ + addHooks: function () { + this._map.on('dblclick', this._onDoubleClick); + // TODO remove 3d argument? + }, + + removeHooks: function () { + this._map.off('dblclick', this._onDoubleClick); + }, + + _onDoubleClick: function (e) { + this.setView(e.latlng, this._zoom + 1); + } +}); + + +/* + * L.Handler.ScrollWheelZoom is used internally by L.Map to enable mouse scroll wheel zooming on the map. + */ + +L.Map.ScrollWheelZoom = L.Handler.extend({ + addHooks: function () { + L.DomEvent.addListener(this._map._container, 'mousewheel', this._onWheelScroll, this); + this._delta = 0; + }, + + removeHooks: function () { + L.DomEvent.removeListener(this._map._container, 'mousewheel', this._onWheelScroll); + }, + + _onWheelScroll: function (e) { + var delta = L.DomEvent.getWheelDelta(e); + this._delta += delta; + this._lastMousePos = this._map.mouseEventToContainerPoint(e); + + clearTimeout(this._timer); + this._timer = setTimeout(L.Util.bind(this._performZoom, this), 50); + + L.DomEvent.preventDefault(e); + }, + + _performZoom: function () { + var map = this._map, + delta = Math.round(this._delta), + zoom = map.getZoom(); + + delta = Math.max(Math.min(delta, 4), -4); + delta = map._limitZoom(zoom + delta) - zoom; + + this._delta = 0; + + if (!delta) { + return; + } + + var newCenter = this._getCenterForScrollWheelZoom(this._lastMousePos, delta), + newZoom = zoom + delta; + + map.setView(newCenter, newZoom); + }, + + _getCenterForScrollWheelZoom: function (mousePos, delta) { + var map = this._map, + centerPoint = map.getPixelBounds().getCenter(), + viewHalf = map.getSize().divideBy(2), + centerOffset = mousePos.subtract(viewHalf).multiplyBy(1 - Math.pow(2, -delta)), + newCenterPoint = centerPoint.add(centerOffset); + + return map.unproject(newCenterPoint, map._zoom, true); + } +}); + + +L.Util.extend(L.DomEvent, { + // inspired by Zepto touch code by Thomas Fuchs + addDoubleTapListener: function (obj, handler, id) { + var last, + doubleTap = false, + delay = 250, + touch, + pre = '_leaflet_', + touchstart = 'touchstart', + touchend = 'touchend'; + + function onTouchStart(e) { + if (e.touches.length !== 1) { + return; + } + + var now = Date.now(), + delta = now - (last || now); + + touch = e.touches[0]; + doubleTap = (delta > 0 && delta <= delay); + last = now; + } + function onTouchEnd(e) { + if (doubleTap) { + touch.type = 'dblclick'; + handler(touch); + last = null; + } + } + obj[pre + touchstart + id] = onTouchStart; + obj[pre + touchend + id] = onTouchEnd; + + obj.addEventListener(touchstart, onTouchStart, false); + obj.addEventListener(touchend, onTouchEnd, false); + }, + + removeDoubleTapListener: function (obj, id) { + var pre = '_leaflet_'; + obj.removeEventListener(obj, obj[pre + 'touchstart' + id], false); + obj.removeEventListener(obj, obj[pre + 'touchend' + id], false); + } +}); + + +/* + * L.Handler.TouchZoom is used internally by L.Map to add touch-zooming on Webkit-powered mobile browsers. + */ + +L.Map.TouchZoom = L.Handler.extend({ + addHooks: function () { + L.DomEvent.addListener(this._map._container, 'touchstart', this._onTouchStart, this); + }, + + removeHooks: function () { + L.DomEvent.removeListener(this._map._container, 'touchstart', this._onTouchStart, this); + }, + + _onTouchStart: function (e) { + if (!e.touches || e.touches.length !== 2 || this._map._animatingZoom) { + return; + } + + var p1 = this._map.mouseEventToLayerPoint(e.touches[0]), + p2 = this._map.mouseEventToLayerPoint(e.touches[1]), + viewCenter = this._map.containerPointToLayerPoint(this._map.getSize().divideBy(2)); + + this._startCenter = p1.add(p2).divideBy(2, true); + this._startDist = p1.distanceTo(p2); + //this._startTransform = this._map._mapPane.style.webkitTransform; + + this._moved = false; + this._zooming = true; + + this._centerOffset = viewCenter.subtract(this._startCenter); + + L.DomEvent.addListener(document, 'touchmove', this._onTouchMove, this); + L.DomEvent.addListener(document, 'touchend', this._onTouchEnd, this); + + L.DomEvent.preventDefault(e); + }, + + _onTouchMove: function (e) { + if (!e.touches || e.touches.length !== 2) { + return; + } + + if (!this._moved) { + this._map._mapPane.className += ' leaflet-zoom-anim'; + + this._map + .fire('zoomstart') + .fire('movestart') + ._prepareTileBg(); + + this._moved = true; + } + + var p1 = this._map.mouseEventToLayerPoint(e.touches[0]), + p2 = this._map.mouseEventToLayerPoint(e.touches[1]); + + this._scale = p1.distanceTo(p2) / this._startDist; + this._delta = p1.add(p2).divideBy(2, true).subtract(this._startCenter); + + // Used 2 translates instead of transform-origin because of a very strange bug - + // it didn't count the origin on the first touch-zoom but worked correctly afterwards + + this._map._tileBg.style.webkitTransform = [ + L.DomUtil.getTranslateString(this._delta), + L.DomUtil.getScaleString(this._scale, this._startCenter) + ].join(" "); + + L.DomEvent.preventDefault(e); + }, + + _onTouchEnd: function (e) { + if (!this._moved || !this._zooming) { + return; + } + this._zooming = false; + + var oldZoom = this._map.getZoom(), + floatZoomDelta = Math.log(this._scale) / Math.LN2, + roundZoomDelta = (floatZoomDelta > 0 ? Math.ceil(floatZoomDelta) : Math.floor(floatZoomDelta)), + zoom = this._map._limitZoom(oldZoom + roundZoomDelta), + zoomDelta = zoom - oldZoom, + centerOffset = this._centerOffset.subtract(this._delta).divideBy(this._scale), + centerPoint = this._map.getPixelOrigin().add(this._startCenter).add(centerOffset), + center = this._map.unproject(centerPoint); + + L.DomEvent.removeListener(document, 'touchmove', this._onTouchMove); + L.DomEvent.removeListener(document, 'touchend', this._onTouchEnd); + + var finalScale = Math.pow(2, zoomDelta); + + this._map._runAnimation(center, zoom, finalScale / this._scale, this._startCenter.add(centerOffset)); + } +}); + + +/* + * L.Handler.ShiftDragZoom is used internally by L.Map to add shift-drag zoom (zoom to a selected bounding box). + */ + +L.Map.BoxZoom = L.Handler.extend({ + initialize: function (map) { + this._map = map; + this._container = map._container; + this._pane = map._panes.overlayPane; + }, + + addHooks: function () { + L.DomEvent.addListener(this._container, 'mousedown', this._onMouseDown, this); + }, + + removeHooks: function () { + L.DomEvent.removeListener(this._container, 'mousedown', this._onMouseDown); + }, + + _onMouseDown: function (e) { + if (!e.shiftKey || ((e.which !== 1) && (e.button !== 1))) { + return false; + } + + L.DomUtil.disableTextSelection(); + + this._startLayerPoint = this._map.mouseEventToLayerPoint(e); + + this._box = L.DomUtil.create('div', 'leaflet-zoom-box', this._pane); + L.DomUtil.setPosition(this._box, this._startLayerPoint); + + //TODO move cursor to styles + this._container.style.cursor = 'crosshair'; + + L.DomEvent.addListener(document, 'mousemove', this._onMouseMove, this); + L.DomEvent.addListener(document, 'mouseup', this._onMouseUp, this); + + L.DomEvent.preventDefault(e); + }, + + _onMouseMove: function (e) { + var layerPoint = this._map.mouseEventToLayerPoint(e), + dx = layerPoint.x - this._startLayerPoint.x, + dy = layerPoint.y - this._startLayerPoint.y; + + var newX = Math.min(layerPoint.x, this._startLayerPoint.x), + newY = Math.min(layerPoint.y, this._startLayerPoint.y), + newPos = new L.Point(newX, newY); + + L.DomUtil.setPosition(this._box, newPos); + + this._box.style.width = (Math.abs(dx) - 4) + 'px'; + this._box.style.height = (Math.abs(dy) - 4) + 'px'; + }, + + _onMouseUp: function (e) { + this._pane.removeChild(this._box); + this._container.style.cursor = ''; + + L.DomUtil.enableTextSelection(); + + L.DomEvent.removeListener(document, 'mousemove', this._onMouseMove); + L.DomEvent.removeListener(document, 'mouseup', this._onMouseUp); + + var layerPoint = this._map.mouseEventToLayerPoint(e); + + var bounds = new L.LatLngBounds( + this._map.layerPointToLatLng(this._startLayerPoint), + this._map.layerPointToLatLng(layerPoint)); + + this._map.fitBounds(bounds); + } +}); + + +/* + * L.Handler.MarkerDrag is used internally by L.Marker to make the markers draggable. + */ + +L.Handler.MarkerDrag = L.Handler.extend({ + initialize: function (marker) { + this._marker = marker; + }, + + addHooks: function () { + var icon = this._marker._icon; + if (!this._draggable) { + this._draggable = new L.Draggable(icon, icon); + + this._draggable + .on('dragstart', this._onDragStart, this) + .on('drag', this._onDrag, this) + .on('dragend', this._onDragEnd, this); + } + this._draggable.enable(); + }, + + removeHooks: function () { + this._draggable.disable(); + }, + + moved: function () { + return this._draggable && this._draggable._moved; + }, + + _onDragStart: function (e) { + this._marker + .closePopup() + .fire('movestart') + .fire('dragstart'); + }, + + _onDrag: function (e) { + // update shadow position + var iconPos = L.DomUtil.getPosition(this._marker._icon); + if (this._marker._shadow) { + L.DomUtil.setPosition(this._marker._shadow, iconPos); + } + + this._marker._latlng = this._marker._map.layerPointToLatLng(iconPos); + + this._marker + .fire('move') + .fire('drag'); + }, + + _onDragEnd: function () { + this._marker + .fire('moveend') + .fire('dragend'); + } +}); + + + +L.Control = {}; + +L.Control.Position = { + TOP_LEFT: 'topLeft', + TOP_RIGHT: 'topRight', + BOTTOM_LEFT: 'bottomLeft', + BOTTOM_RIGHT: 'bottomRight' +}; + + +L.Map.include({ + addControl: function (control) { + control.onAdd(this); + + var pos = control.getPosition(), + corner = this._controlCorners[pos], + container = control.getContainer(); + + L.DomUtil.addClass(container, 'leaflet-control'); + + if (pos.indexOf('bottom') !== -1) { + corner.insertBefore(container, corner.firstChild); + } else { + corner.appendChild(container); + } + return this; + }, + + removeControl: function (control) { + var pos = control.getPosition(), + corner = this._controlCorners[pos], + container = control.getContainer(); + + corner.removeChild(container); + + if (control.onRemove) { + control.onRemove(this); + } + return this; + }, + + _initControlPos: function () { + var corners = this._controlCorners = {}, + classPart = 'leaflet-', + top = classPart + 'top', + bottom = classPart + 'bottom', + left = classPart + 'left', + right = classPart + 'right', + controlContainer = L.DomUtil.create('div', classPart + 'control-container', this._container); + + if (L.Browser.touch) { + controlContainer.className += ' ' + classPart + 'big-buttons'; + } + + corners.topLeft = L.DomUtil.create('div', top + ' ' + left, controlContainer); + corners.topRight = L.DomUtil.create('div', top + ' ' + right, controlContainer); + corners.bottomLeft = L.DomUtil.create('div', bottom + ' ' + left, controlContainer); + corners.bottomRight = L.DomUtil.create('div', bottom + ' ' + right, controlContainer); + } +}); + + + +L.Control.Zoom = L.Class.extend({ + onAdd: function (map) { + this._map = map; + this._container = L.DomUtil.create('div', 'leaflet-control-zoom'); + + this._zoomInButton = this._createButton( + 'Zoom in', 'leaflet-control-zoom-in', this._map.zoomIn, this._map); + this._zoomOutButton = this._createButton( + 'Zoom out', 'leaflet-control-zoom-out', this._map.zoomOut, this._map); + + this._container.appendChild(this._zoomInButton); + this._container.appendChild(this._zoomOutButton); + }, + + getContainer: function () { + return this._container; + }, + + getPosition: function () { + return L.Control.Position.TOP_LEFT; + }, + + _createButton: function (title, className, fn, context) { + var link = document.createElement('a'); + link.href = '#'; + link.title = title; + link.className = className; + + if (!L.Browser.touch) { + L.DomEvent.disableClickPropagation(link); + } + L.DomEvent.addListener(link, 'click', L.DomEvent.preventDefault); + L.DomEvent.addListener(link, 'click', fn, context); + + return link; + } +}); + + +L.Control.Attribution = L.Class.extend({ + initialize: function (prefix) { + this._prefix = prefix || 'Powered by Leaflet'; + this._attributions = {}; + }, + + onAdd: function (map) { + this._container = L.DomUtil.create('div', 'leaflet-control-attribution'); + L.DomEvent.disableClickPropagation(this._container); + this._map = map; + this._update(); + }, + + getPosition: function () { + return L.Control.Position.BOTTOM_RIGHT; + }, + + getContainer: function () { + return this._container; + }, + + setPrefix: function (prefix) { + this._prefix = prefix; + this._update(); + }, + + addAttribution: function (text) { + if (!text) { + return; + } + if (!this._attributions[text]) { + this._attributions[text] = 0; + } + this._attributions[text]++; + this._update(); + }, + + removeAttribution: function (text) { + if (!text) { + return; + } + this._attributions[text]--; + this._update(); + }, + + _update: function () { + if (!this._map) { + return; + } + + var attribs = []; + + for (var i in this._attributions) { + if (this._attributions.hasOwnProperty(i)) { + attribs.push(i); + } + } + + var prefixAndAttribs = []; + if (this._prefix) { + prefixAndAttribs.push(this._prefix); + } + if (attribs.length) { + prefixAndAttribs.push(attribs.join(', ')); + } + + this._container.innerHTML = prefixAndAttribs.join(' — '); + } +}); + + + +L.Control.Layers = L.Class.extend({ + options: { + collapsed: true + }, + + initialize: function (baseLayers, overlays, options) { + L.Util.setOptions(this, options); + + this._layers = {}; + + for (var i in baseLayers) { + if (baseLayers.hasOwnProperty(i)) { + this._addLayer(baseLayers[i], i); + } + } + + for (i in overlays) { + if (overlays.hasOwnProperty(i)) { + this._addLayer(overlays[i], i, true); + } + } + }, + + onAdd: function (map) { + this._map = map; + + this._initLayout(); + this._update(); + }, + + getContainer: function () { + return this._container; + }, + + getPosition: function () { + return L.Control.Position.TOP_RIGHT; + }, + + addBaseLayer: function (layer, name) { + this._addLayer(layer, name); + this._update(); + return this; + }, + + addOverlay: function (layer, name) { + this._addLayer(layer, name, true); + this._update(); + return this; + }, + + removeLayer: function (layer) { + var id = L.Util.stamp(layer); + delete this._layers[id]; + this._update(); + return this; + }, + + _initLayout: function () { + this._container = L.DomUtil.create('div', 'leaflet-control-layers'); + if (!L.Browser.touch) { + L.DomEvent.disableClickPropagation(this._container); + } + + this._form = L.DomUtil.create('form', 'leaflet-control-layers-list'); + + if (this.options.collapsed) { + L.DomEvent.addListener(this._container, 'mouseover', this._expand, this); + L.DomEvent.addListener(this._container, 'mouseout', this._collapse, this); + + var link = this._layersLink = L.DomUtil.create('a', 'leaflet-control-layers-toggle'); + link.href = '#'; + link.title = 'Layers'; + + if (L.Browser.touch) { + L.DomEvent.addListener(link, 'click', this._expand, this); + //L.DomEvent.disableClickPropagation(link); + } else { + L.DomEvent.addListener(link, 'focus', this._expand, this); + } + this._map.on('movestart', this._collapse, this); + // TODO keyboard accessibility + + this._container.appendChild(link); + } else { + this._expand(); + } + + this._baseLayersList = L.DomUtil.create('div', 'leaflet-control-layers-base', this._form); + this._separator = L.DomUtil.create('div', 'leaflet-control-layers-separator', this._form); + this._overlaysList = L.DomUtil.create('div', 'leaflet-control-layers-overlays', this._form); + + this._container.appendChild(this._form); + }, + + _addLayer: function (layer, name, overlay) { + var id = L.Util.stamp(layer); + this._layers[id] = { + layer: layer, + name: name, + overlay: overlay + }; + }, + + _update: function () { + if (!this._container) { + return; + } + + this._baseLayersList.innerHTML = ''; + this._overlaysList.innerHTML = ''; + + var baseLayersPresent = false, + overlaysPresent = false; + + for (var i in this._layers) { + if (this._layers.hasOwnProperty(i)) { + var obj = this._layers[i]; + this._addItem(obj); + overlaysPresent = overlaysPresent || obj.overlay; + baseLayersPresent = baseLayersPresent || !obj.overlay; + } + } + + this._separator.style.display = (overlaysPresent && baseLayersPresent ? '' : 'none'); + }, + + _addItem: function (obj, onclick) { + var label = document.createElement('label'); + + var input = document.createElement('input'); + if (!obj.overlay) { + input.name = 'leaflet-base-layers'; + } + input.type = obj.overlay ? 'checkbox' : 'radio'; + input.checked = this._map.hasLayer(obj.layer); + input.layerId = L.Util.stamp(obj.layer); + + L.DomEvent.addListener(input, 'click', this._onInputClick, this); + + var name = document.createTextNode(' ' + obj.name); + + label.appendChild(input); + label.appendChild(name); + + var container = obj.overlay ? this._overlaysList : this._baseLayersList; + container.appendChild(label); + }, + + _onInputClick: function () { + var i, input, obj, + inputs = this._form.getElementsByTagName('input'), + inputsLen = inputs.length; + + for (i = 0; i < inputsLen; i++) { + input = inputs[i]; + obj = this._layers[input.layerId]; + + if (input.checked) { + this._map.addLayer(obj.layer, !obj.overlay); + } else { + this._map.removeLayer(obj.layer); + } + } + }, + + _expand: function () { + L.DomUtil.addClass(this._container, 'leaflet-control-layers-expanded'); + }, + + _collapse: function () { + this._container.className = this._container.className.replace(' leaflet-control-layers-expanded', ''); + } +}); + + +L.Transition = L.Class.extend({ + includes: L.Mixin.Events, + + statics: { + CUSTOM_PROPS_SETTERS: { + position: L.DomUtil.setPosition + //TODO transform custom attr + }, + + implemented: function () { + return L.Transition.NATIVE || L.Transition.TIMER; + } + }, + + options: { + easing: 'ease', + duration: 0.5 + }, + + _setProperty: function (prop, value) { + var setters = L.Transition.CUSTOM_PROPS_SETTERS; + if (prop in setters) { + setters[prop](this._el, value); + } else { + this._el.style[prop] = value; + } + } +}); + + +/* + * L.Transition native implementation that powers Leaflet animation + * in browsers that support CSS3 Transitions + */ + +L.Transition = L.Transition.extend({ + statics: (function () { + var transition = L.DomUtil.TRANSITION, + transitionEnd = (transition === 'webkitTransition' || transition === 'OTransition' ? + transition + 'End' : 'transitionend'); + + return { + NATIVE: !!transition, + + TRANSITION: transition, + PROPERTY: transition + 'Property', + DURATION: transition + 'Duration', + EASING: transition + 'TimingFunction', + END: transitionEnd, + + // transition-property value to use with each particular custom property + CUSTOM_PROPS_PROPERTIES: { + position: L.Browser.webkit ? L.DomUtil.TRANSFORM : 'top, left' + } + }; + }()), + + options: { + fakeStepInterval: 100 + }, + + initialize: function (/*HTMLElement*/ el, /*Object*/ options) { + this._el = el; + L.Util.setOptions(this, options); + + L.DomEvent.addListener(el, L.Transition.END, this._onTransitionEnd, this); + this._onFakeStep = L.Util.bind(this._onFakeStep, this); + }, + + run: function (/*Object*/ props) { + var prop, + propsList = [], + customProp = L.Transition.CUSTOM_PROPS_PROPERTIES; + + for (prop in props) { + if (props.hasOwnProperty(prop)) { + prop = customProp[prop] ? customProp[prop] : prop; + prop = this._dasherize(prop); + propsList.push(prop); + } + } + + this._el.style[L.Transition.DURATION] = this.options.duration + 's'; + this._el.style[L.Transition.EASING] = this.options.easing; + this._el.style[L.Transition.PROPERTY] = propsList.join(', '); + + for (prop in props) { + if (props.hasOwnProperty(prop)) { + this._setProperty(prop, props[prop]); + } + } + + this._inProgress = true; + + this.fire('start'); + + if (L.Transition.NATIVE) { + clearInterval(this._timer); + this._timer = setInterval(this._onFakeStep, this.options.fakeStepInterval); + } else { + this._onTransitionEnd(); + } + }, + + _dasherize: (function () { + var re = /([A-Z])/g; + + function replaceFn(w) { + return '-' + w.toLowerCase(); + } + + return function (str) { + return str.replace(re, replaceFn); + }; + }()), + + _onFakeStep: function () { + this.fire('step'); + }, + + _onTransitionEnd: function () { + if (this._inProgress) { + this._inProgress = false; + clearInterval(this._timer); + + this._el.style[L.Transition.PROPERTY] = 'none'; + + this.fire('step'); + this.fire('end'); + } + } +}); + + +/* + * L.Transition fallback implementation that powers Leaflet animation + * in browsers that don't support CSS3 Transitions + */ + +L.Transition = L.Transition.NATIVE ? L.Transition : L.Transition.extend({ + statics: { + getTime: Date.now || function () { + return +new Date(); + }, + + TIMER: true, + + EASINGS: { + 'ease': [0.25, 0.1, 0.25, 1.0], + 'linear': [0.0, 0.0, 1.0, 1.0], + 'ease-in': [0.42, 0, 1.0, 1.0], + 'ease-out': [0, 0, 0.58, 1.0], + 'ease-in-out': [0.42, 0, 0.58, 1.0] + }, + + CUSTOM_PROPS_GETTERS: { + position: L.DomUtil.getPosition + }, + + //used to get units from strings like "10.5px" (->px) + UNIT_RE: /^[\d\.]+(\D*)$/ + }, + + options: { + fps: 50 + }, + + initialize: function (el, options) { + this._el = el; + L.Util.extend(this.options, options); + + var easings = L.Transition.EASINGS[this.options.easing] || L.Transition.EASINGS.ease; + + this._p1 = new L.Point(0, 0); + this._p2 = new L.Point(easings[0], easings[1]); + this._p3 = new L.Point(easings[2], easings[3]); + this._p4 = new L.Point(1, 1); + + this._step = L.Util.bind(this._step, this); + this._interval = Math.round(1000 / this.options.fps); + }, + + run: function (props) { + this._props = {}; + + var getters = L.Transition.CUSTOM_PROPS_GETTERS, + re = L.Transition.UNIT_RE; + + this.fire('start'); + + for (var prop in props) { + if (props.hasOwnProperty(prop)) { + var p = {}; + if (prop in getters) { + p.from = getters[prop](this._el); + } else { + var matches = this._el.style[prop].match(re); + p.from = parseFloat(matches[0]); + p.unit = matches[1]; + } + p.to = props[prop]; + this._props[prop] = p; + } + } + + clearInterval(this._timer); + this._timer = setInterval(this._step, this._interval); + this._startTime = L.Transition.getTime(); + }, + + _step: function () { + var time = L.Transition.getTime(), + elapsed = time - this._startTime, + duration = this.options.duration * 1000; + + if (elapsed < duration) { + this._runFrame(this._cubicBezier(elapsed / duration)); + } else { + this._runFrame(1); + this._complete(); + } + }, + + _runFrame: function (percentComplete) { + var setters = L.Transition.CUSTOM_PROPS_SETTERS, + prop, p, value; + + for (prop in this._props) { + if (this._props.hasOwnProperty(prop)) { + p = this._props[prop]; + if (prop in setters) { + value = p.to.subtract(p.from).multiplyBy(percentComplete).add(p.from); + setters[prop](this._el, value); + } else { + this._el.style[prop] = + ((p.to - p.from) * percentComplete + p.from) + p.unit; + } + } + } + this.fire('step'); + }, + + _complete: function () { + clearInterval(this._timer); + this.fire('end'); + }, + + _cubicBezier: function (t) { + var a = Math.pow(1 - t, 3), + b = 3 * Math.pow(1 - t, 2) * t, + c = 3 * (1 - t) * Math.pow(t, 2), + d = Math.pow(t, 3), + p1 = this._p1.multiplyBy(a), + p2 = this._p2.multiplyBy(b), + p3 = this._p3.multiplyBy(c), + p4 = this._p4.multiplyBy(d); + + return p1.add(p2).add(p3).add(p4).y; + } +}); + + +L.Map.include(!(L.Transition && L.Transition.implemented()) ? {} : { + setView: function (center, zoom, forceReset) { + zoom = this._limitZoom(zoom); + var zoomChanged = (this._zoom !== zoom); + + if (this._loaded && !forceReset && this._layers) { + // difference between the new and current centers in pixels + var offset = this._getNewTopLeftPoint(center).subtract(this._getTopLeftPoint()); + + center = new L.LatLng(center.lat, center.lng); + + var done = (zoomChanged ? + !!this._zoomToIfCenterInView && this._zoomToIfCenterInView(center, zoom, offset) : + this._panByIfClose(offset)); + + // exit if animated pan or zoom started + if (done) { + return this; + } + } + + // reset the map view + this._resetView(center, zoom); + + return this; + }, + + panBy: function (offset) { + if (!(offset.x || offset.y)) { + return this; + } + + if (!this._panTransition) { + this._panTransition = new L.Transition(this._mapPane, {duration: 0.3}); + + this._panTransition.on('step', this._onPanTransitionStep, this); + this._panTransition.on('end', this._onPanTransitionEnd, this); + } + this.fire('movestart'); + + this._panTransition.run({ + position: L.DomUtil.getPosition(this._mapPane).subtract(offset) + }); + + return this; + }, + + _onPanTransitionStep: function () { + this.fire('move'); + }, + + _onPanTransitionEnd: function () { + this.fire('moveend'); + }, + + _panByIfClose: function (offset) { + if (this._offsetIsWithinView(offset)) { + this.panBy(offset); + return true; + } + return false; + }, + + _offsetIsWithinView: function (offset, multiplyFactor) { + var m = multiplyFactor || 1, + size = this.getSize(); + return (Math.abs(offset.x) <= size.x * m) && + (Math.abs(offset.y) <= size.y * m); + } +}); + + +L.Map.include(!L.DomUtil.TRANSITION ? {} : { + _zoomToIfCenterInView: function (center, zoom, centerOffset) { + + if (this._animatingZoom) { + return true; + } + if (!this.options.zoomAnimation) { + return false; + } + + var zoomDelta = zoom - this._zoom, + scale = Math.pow(2, zoomDelta), + offset = centerOffset.divideBy(1 - 1 / scale); + + //if offset does not exceed half of the view + if (!this._offsetIsWithinView(offset, 1)) { + return false; + } + + this._mapPane.className += ' leaflet-zoom-anim'; + + this + .fire('movestart') + .fire('zoomstart'); + + var centerPoint = this.containerPointToLayerPoint(this.getSize().divideBy(2)), + origin = centerPoint.add(offset); + + this._prepareTileBg(); + + this._runAnimation(center, zoom, scale, origin); + + return true; + }, + + + _runAnimation: function (center, zoom, scale, origin) { + this._animatingZoom = true; + + this._animateToCenter = center; + this._animateToZoom = zoom; + + var transform = L.DomUtil.TRANSFORM; + + clearTimeout(this._clearTileBgTimer); + + //dumb FireFox hack, I have no idea why this magic zero translate fixes the scale transition problem + if (L.Browser.gecko || window.opera) { + this._tileBg.style[transform] += ' translate(0,0)'; + } + + var scaleStr; + + // Android doesn't like translate/scale chains, transformOrigin + scale works better but + // it breaks touch zoom which Anroid doesn't support anyway, so that's a really ugly hack + // TODO work around this prettier + if (L.Browser.android) { + this._tileBg.style[transform + 'Origin'] = origin.x + 'px ' + origin.y + 'px'; + scaleStr = 'scale(' + scale + ')'; + } else { + scaleStr = L.DomUtil.getScaleString(scale, origin); + } + + L.Util.falseFn(this._tileBg.offsetWidth); //hack to make sure transform is updated before running animation + + var options = {}; + options[transform] = this._tileBg.style[transform] + ' ' + scaleStr; + this._tileBg.transition.run(options); + }, + + _prepareTileBg: function () { + if (!this._tileBg) { + this._tileBg = this._createPane('leaflet-tile-pane', this._mapPane); + this._tileBg.style.zIndex = 1; + } + + var tilePane = this._tilePane, + tileBg = this._tileBg; + + // prepare the background pane to become the main tile pane + //tileBg.innerHTML = ''; + tileBg.style[L.DomUtil.TRANSFORM] = ''; + tileBg.style.visibility = 'hidden'; + + // tells tile layers to reinitialize their containers + tileBg.empty = true; + tilePane.empty = false; + + this._tilePane = this._panes.tilePane = tileBg; + this._tileBg = tilePane; + + if (!this._tileBg.transition) { + this._tileBg.transition = new L.Transition(this._tileBg, {duration: 0.3, easing: 'cubic-bezier(0.25,0.1,0.25,0.75)'}); + this._tileBg.transition.on('end', this._onZoomTransitionEnd, this); + } + + this._stopLoadingBgTiles(); + }, + + // stops loading all tiles in the background layer + _stopLoadingBgTiles: function () { + var tiles = [].slice.call(this._tileBg.getElementsByTagName('img')); + + for (var i = 0, len = tiles.length; i < len; i++) { + if (!tiles[i].complete) { + tiles[i].onload = L.Util.falseFn; + tiles[i].onerror = L.Util.falseFn; + tiles[i].src = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs='; + + tiles[i].parentNode.removeChild(tiles[i]); + tiles[i] = null; + } + } + }, + + _onZoomTransitionEnd: function () { + this._restoreTileFront(); + + L.Util.falseFn(this._tileBg.offsetWidth); + this._resetView(this._animateToCenter, this._animateToZoom, true, true); + + this._mapPane.className = this._mapPane.className.replace(' leaflet-zoom-anim', ''); //TODO toggleClass util + this._animatingZoom = false; + }, + + _restoreTileFront: function () { + this._tilePane.innerHTML = ''; + this._tilePane.style.visibility = ''; + this._tilePane.style.zIndex = 2; + this._tileBg.style.zIndex = 1; + }, + + _clearTileBg: function () { + if (!this._animatingZoom && !this.touchZoom._zooming) { + this._tileBg.innerHTML = ''; + } + } +}); + + +/* + * Provides L.Map with convenient shortcuts for W3C geolocation. + */ + +L.Map.include({ + locate: function (/*Object*/ options) { + + this._locationOptions = options = L.Util.extend({ + watch: false, + setView: false, + maxZoom: Infinity, + timeout: 10000, + maximumAge: 0, + enableHighAccuracy: false + }, options); + + if (!navigator.geolocation) { + return this.fire('locationerror', { + code: 0, + message: "Geolocation not supported." + }); + } + + var onResponse = L.Util.bind(this._handleGeolocationResponse, this), + onError = L.Util.bind(this._handleGeolocationError, this); + + if (options.watch) { + this._locationWatchId = navigator.geolocation.watchPosition(onResponse, onError, options); + } else { + navigator.geolocation.getCurrentPosition(onResponse, onError, options); + } + return this; + }, + + stopLocate: function () { + if (navigator.geolocation) { + navigator.geolocation.clearWatch(this._locationWatchId); + } + }, + + locateAndSetView: function (maxZoom, options) { + options = L.Util.extend({ + maxZoom: maxZoom || Infinity, + setView: true + }, options); + return this.locate(options); + }, + + _handleGeolocationError: function (error) { + var c = error.code, + message = (c === 1 ? "permission denied" : + (c === 2 ? "position unavailable" : "timeout")); + + if (this._locationOptions.setView && !this._loaded) { + this.fitWorld(); + } + + this.fire('locationerror', { + code: c, + message: "Geolocation error: " + message + "." + }); + }, + + _handleGeolocationResponse: function (pos) { + var latAccuracy = 180 * pos.coords.accuracy / 4e7, + lngAccuracy = latAccuracy * 2, + lat = pos.coords.latitude, + lng = pos.coords.longitude, + latlng = new L.LatLng(lat, lng); + + var sw = new L.LatLng(lat - latAccuracy, lng - lngAccuracy), + ne = new L.LatLng(lat + latAccuracy, lng + lngAccuracy), + bounds = new L.LatLngBounds(sw, ne); + + if (this._locationOptions.setView) { + var zoom = Math.min(this.getBoundsZoom(bounds), this._locationOptions.maxZoom); + this.setView(latlng, zoom); + } + + this.fire('locationfound', { + latlng: latlng, + bounds: bounds, + accuracy: pos.coords.accuracy + }); + } +}); + + diff --git a/WebContent/leaflet/leaflet.css b/WebContent/leaflet/leaflet.css new file mode 100644 index 000000000..119ddb2bc --- /dev/null +++ b/WebContent/leaflet/leaflet.css @@ -0,0 +1,323 @@ +/* required styles */ + +.leaflet-map-pane, +.leaflet-tile, +.leaflet-marker-icon, +.leaflet-marker-shadow, +.leaflet-tile-pane, +.leaflet-overlay-pane, +.leaflet-shadow-pane, +.leaflet-marker-pane, +.leaflet-popup-pane, +.leaflet-overlay-pane svg, +.leaflet-zoom-box, +.leaflet-image-layer { /* TODO optimize classes */ + position: absolute; + } +.leaflet-container { + overflow: hidden; + } +.leaflet-tile-pane, .leaflet-container { + -webkit-transform: translate3d(0,0,0); + } +.leaflet-tile, +.leaflet-marker-icon, +.leaflet-marker-shadow { + -moz-user-select: none; + -webkit-user-select: none; + user-select: none; + } +.leaflet-marker-icon, +.leaflet-marker-shadow { + display: block; + } +.leaflet-clickable { + cursor: pointer; + } +.leaflet-container img { + max-width: none !important; + } + +.leaflet-tile-pane { z-index: 2; } + +.leaflet-objects-pane { z-index: 3; } +.leaflet-overlay-pane { z-index: 4; } +.leaflet-shadow-pane { z-index: 5; } +.leaflet-marker-pane { z-index: 6; } +.leaflet-popup-pane { z-index: 7; } + +.leaflet-zoom-box { + width: 0; + height: 0; + } + +.leaflet-tile { + visibility: hidden; + } +.leaflet-tile-loaded { + visibility: inherit; + } + +a.leaflet-active { + outline: 2px solid orange; + } + + +/* Leaflet controls */ + +.leaflet-control { + position: relative; + z-index: 7; + } +.leaflet-top, +.leaflet-bottom { + position: absolute; + } +.leaflet-top { + top: 0; + } +.leaflet-right { + right: 0; + } +.leaflet-bottom { + bottom: 0; + } +.leaflet-left { + left: 0; + } +.leaflet-control { + float: left; + clear: both; + } +.leaflet-right .leaflet-control { + float: right; + } +.leaflet-top .leaflet-control { + margin-top: 10px; + } +.leaflet-bottom .leaflet-control { + margin-bottom: 10px; + } +.leaflet-left .leaflet-control { + margin-left: 10px; + } +.leaflet-right .leaflet-control { + margin-right: 10px; + } + +.leaflet-control-zoom, .leaflet-control-layers { + -moz-border-radius: 7px; + -webkit-border-radius: 7px; + border-radius: 7px; + } +.leaflet-control-zoom { + padding: 5px; + background: rgba(0, 0, 0, 0.25); + } +.leaflet-control-zoom a { + background-color: rgba(255, 255, 255, 0.75); + } +.leaflet-control-zoom a, .leaflet-control-layers a { + background-position: 50% 50%; + background-repeat: no-repeat; + display: block; + } +.leaflet-control-zoom a { + -moz-border-radius: 4px; + -webkit-border-radius: 4px; + border-radius: 4px; + width: 19px; + height: 19px; + } +.leaflet-control-zoom a:hover { + background-color: #fff; + } +.leaflet-big-buttons .leaflet-control-zoom a { + width: 27px; + height: 27px; + } +.leaflet-control-zoom-in { + background-image: url(images/zoom-in.png); + margin-bottom: 5px; + } +.leaflet-control-zoom-out { + background-image: url(images/zoom-out.png); + } + +.leaflet-control-layers { + -moz-box-shadow: 0 0 7px #999; + -webkit-box-shadow: 0 0 7px #999; + box-shadow: 0 0 7px #999; + + background: #f8f8f9; + } +.leaflet-control-layers a { + background-image: url(images/layers.png); + width: 36px; + height: 36px; + } +.leaflet-big-buttons .leaflet-control-layers a { + width: 44px; + height: 44px; + } +.leaflet-control-layers .leaflet-control-layers-list, +.leaflet-control-layers-expanded .leaflet-control-layers-toggle { + display: none; + } +.leaflet-control-layers-expanded .leaflet-control-layers-list { + display: block; + position: relative; + } +.leaflet-control-layers-expanded { + padding: 6px 10px 6px 6px; + font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif; + color: #333; + background: #fff; + } +.leaflet-control-layers input { + margin-top: 2px; + position: relative; + top: 1px; + } +.leaflet-control-layers label { + display: block; + } +.leaflet-control-layers-separator { + height: 0; + border-top: 1px solid #ddd; + margin: 5px -10px 5px -6px; + } + +.leaflet-container .leaflet-control-attribution { + margin: 0; + padding: 0 5px; + + font: 11px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif; + color: #333; + + background-color: rgba(255, 255, 255, 0.7); + + -moz-box-shadow: 0 0 7px #ccc; + -webkit-box-shadow: 0 0 7px #ccc; + box-shadow: 0 0 7px #ccc; + } + + +/* Fade animations */ + +.leaflet-fade-anim .leaflet-tile { + opacity: 0; + + -webkit-transition: opacity 0.2s linear; + -moz-transition: opacity 0.2s linear; + -o-transition: opacity 0.2s linear; + transition: opacity 0.2s linear; + } +.leaflet-fade-anim .leaflet-tile-loaded { + opacity: 1; + } + +.leaflet-fade-anim .leaflet-popup { + opacity: 0; + + -webkit-transition: opacity 0.2s linear; + -moz-transition: opacity 0.2s linear; + -o-transition: opacity 0.2s linear; + transition: opacity 0.2s linear; + } +.leaflet-fade-anim .leaflet-map-pane .leaflet-popup { + opacity: 1; + } + +.leaflet-zoom-anim .leaflet-tile { + -webkit-transition: none; + -moz-transition: none; + -o-transition: none; + transition: none; + } + +.leaflet-zoom-anim .leaflet-objects-pane { + visibility: hidden; + } + + +/* Popup layout */ + +.leaflet-popup { + position: absolute; + text-align: center; + -webkit-transform: translate3d(0,0,0); + } +.leaflet-popup-content-wrapper { + padding: 1px; + text-align: left; + } +.leaflet-popup-content { + margin: 19px; + } +.leaflet-popup-tip-container { + margin: 0 auto; + width: 40px; + height: 16px; + position: relative; + overflow: hidden; + } +.leaflet-popup-tip { + width: 15px; + height: 15px; + padding: 1px; + + margin: -8px auto 0; + + -moz-transform: rotate(45deg); + -webkit-transform: rotate(45deg); + -ms-transform: rotate(45deg); + -o-transform: rotate(45deg); + transform: rotate(45deg); + } +.leaflet-popup-close-button { + position: absolute; + top: 9px; + right: 9px; + + width: 10px; + height: 10px; + + overflow: hidden; + } +.leaflet-popup-content p { + margin: 18px 0; + } + + +/* Visual appearance */ + +.leaflet-container { + background: #ddd; + } +.leaflet-container a { + color: #0078A8; + } +.leaflet-zoom-box { + border: 2px dotted #05f; + background: white; + opacity: 0.5; + } +.leaflet-popup-content-wrapper, .leaflet-popup-tip { + background: white; + + box-shadow: 0 1px 10px #888; + -moz-box-shadow: 0 1px 10px #888; + -webkit-box-shadow: 0 1px 14px #999; + } +.leaflet-popup-content-wrapper { + -moz-border-radius: 20px; + -webkit-border-radius: 20px; + border-radius: 20px; + } +.leaflet-popup-content { + font: 12px/1.4 "Helvetica Neue", Arial, Helvetica, sans-serif; + } +.leaflet-popup-close-button { + background: white url(images/popup-close.png); + } diff --git a/WebContent/leaflet/leaflet.ie.css b/WebContent/leaflet/leaflet.ie.css new file mode 100644 index 000000000..a120c0cb4 --- /dev/null +++ b/WebContent/leaflet/leaflet.ie.css @@ -0,0 +1,48 @@ +.leaflet-tile { + filter: inherit; + } + +.leaflet-vml-shape { + width: 1px; + height: 1px; + } +.lvml { + behavior: url(#default#VML); + display: inline-block; + position: absolute; + } + +.leaflet-control { + display: inline; + } + +.leaflet-popup-tip { + width: 21px; + _width: 27px; + margin: 0 auto; + _margin-top: -3px; + + filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678); + -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678)"; + } +.leaflet-popup-tip-container { + margin-top: -1px; + } +.leaflet-popup-content-wrapper, .leaflet-popup-tip { + border: 1px solid #bbb; + } + +.leaflet-control-zoom { + filter: progid:DXImageTransform.Microsoft.gradient(startColorStr='#3F000000',EndColorStr='#3F000000'); + } +.leaflet-control-zoom a { + background-color: #eee; + } +.leaflet-control-zoom a:hover { + background-color: #fff; + } +.leaflet-control-layers-toggle { + } +.leaflet-control-attribution, .leaflet-control-layers { + background: white; + } \ No newline at end of file diff --git a/WebContent/leaflet/leaflet.js b/WebContent/leaflet/leaflet.js new file mode 100644 index 000000000..a2bebba1c --- /dev/null +++ b/WebContent/leaflet/leaflet.js @@ -0,0 +1,6 @@ +/* + Copyright (c) 2010-2011, CloudMade, Vladimir Agafonkin + Leaflet is a modern open-source JavaScript library for interactive maps. + http://leaflet.cloudmade.com +*/ +(function(a){a.L={VERSION:"0.3",ROOT_URL:a.L_ROOT_URL||function(){var a=document.getElementsByTagName("script"),b=/\/?leaflet[\-\._]?([\w\-\._]*)\.js\??/,c,d,e,f;for(c=0,d=a.length;c0},removeEventListener:function(a,b,c){if(!this.hasEventListeners(a))return this;for(var d=0,e=this._leaflet_events,f=e[a].length;d=this.min.x&&c.x<=this.max.x&&b.y>=this.min.y&&c.y<=this.max.y},intersects:function(a){var b=this.min,c=this.max,d=a.min,e=a.max,f=e.x>=b.x&&d.x<=c.x,g=e.y>=b.y&&d.y<=c.y;return f&&g}}),L.Transformation=L.Class.extend({initialize:function(a,b,c,d){this._a=a,this._b=b,this._c=c,this._d=d},transform:function(a,b){return this._transform(a.clone(),b)},_transform:function(a,b){return b=b||1,a.x=b*(this._a*a.x+this._b),a.y=b*(this._c*a.y+this._d),a},untransform:function(a,b){return b=b||1,new L.Point((a.x/b-this._b)/this._a,(a.y/b-this._d)/this._c)}}),L.DomUtil={get:function(a){return typeof a=="string"?document.getElementById(a):a},getStyle:function(a,b){var c=a.style[b];!c&&a.currentStyle&&(c=a.currentStyle[b]);if(!c||c==="auto"){var d=document.defaultView.getComputedStyle(a,null);c=d?d[b]:null}return c==="auto"?null:c},getViewportOffset:function(a){var b=0,c=0,d=a,e=document.body;do{b+=d.offsetTop||0,c+=d.offsetLeft||0;if(d.offsetParent===e&&L.DomUtil.getStyle(d,"position")==="absolute")break;d=d.offsetParent}while(d);d=a;do{if(d===e)break;b-=d.scrollTop||0,c-=d.scrollLeft||0,d=d.parentNode}while(d);return new L.Point(c,b)},create:function(a,b,c){var d=document.createElement(a);return d.className=b,c&&c.appendChild(d),d},disableTextSelection:function(){document.selection&&document.selection.empty&&document.selection.empty(),this._onselectstart||(this._onselectstart=document.onselectstart,document.onselectstart=L.Util.falseFn)},enableTextSelection:function(){document.onselectstart=this._onselectstart,this._onselectstart=null},hasClass:function(a,b){return a.className.length>0&&RegExp("(^|\\s)"+b+"(\\s|$)").test(a.className)},addClass:function(a,b){L.DomUtil.hasClass(a,b)||(a.className+=(a.className?" ":"")+b)},removeClass:function(a,b){a.className=a.className.replace(/(\S+)\s*/g,function(a,c){return c===b?"":a}).replace(/^\s+/,"")},setOpacity:function(a,b){L.Browser.ie?a.style.filter="alpha(opacity="+Math.round(b*100)+")":a.style.opacity=b},testProp:function(a){var b=document.documentElement.style;for(var c=0;c=b.lat&&e.lat<=c.lat&&d.lng>=b.lng&&e.lng<=c.lng},intersects:function(a){var b=this._southWest,c=this._northEast,d=a.getSouthWest(),e=a.getNorthEast(),f=e.lat>=b.lat&&d.lat<=c.lat,g=e.lng>=b.lng&&d.lng<=c.lng;return f&&g},toBBoxString:function(){var a=this._southWest,b=this._northEast;return[a.lng,a.lat,b.lng,b.lat].join(",")}}),L.Projection={},L.Projection.SphericalMercator={MAX_LATITUDE:85.0511287798,project:function(a){var b=L.LatLng.DEG_TO_RAD,c=this.MAX_LATITUDE,d=Math.max(Math.min(c,a.lat),-c),e=a.lng*b,f=d*b;return f=Math.log(Math.tan(Math.PI/4+f/2)),new L.Point(e,f)},unproject:function(a,b){var c=L.LatLng.RAD_TO_DEG,d=a.x*c,e=(2*Math.atan(Math.exp(a.y))-Math.PI/2)*c;return new L.LatLng(e,d,b)}},L.Projection.LonLat={project:function(a){return new L.Point(a.lng,a.lat)},unproject:function(a,b){return new L.LatLng(a.y,a.x,b)}},L.CRS={latLngToPoint:function(a,b){var c=this.projection.project(a);return this.transformation._transform(c,b)},pointToLatLng:function(a,b,c){var d=this.transformation.untransform(a,b);return this.projection.unproject(d,c)},project:function(a){return this.projection.project(a)}},L.CRS.EPSG3857=L.Util.extend({},L.CRS,{code:"EPSG:3857",projection:L.Projection.SphericalMercator,transformation:new L.Transformation(.5/Math.PI,.5,-0.5/Math.PI,.5),project:function(a){var b=this.projection.project(a),c=6378137;return b.multiplyBy(c)}}),L.CRS.EPSG900913=L.Util.extend({},L.CRS.EPSG3857,{code:"EPSG:900913"}),L.CRS.EPSG4326=L.Util.extend({},L.CRS,{code:"EPSG:4326",projection:L.Projection.LonLat,transformation:new L.Transformation(1/360,.5,-1/360,.5)}),L.Map=L.Class.extend({includes:L.Mixin.Events,options:{crs:L.CRS.EPSG3857||L.CRS.EPSG4326,scale:function(a){return 256*Math.pow(2,a)},center:null,zoom:null,layers:[],dragging:!0,touchZoom:L.Browser.touch&&!L.Browser.android,scrollWheelZoom:!L.Browser.touch,doubleClickZoom:!0,boxZoom:!0,zoomControl:!0,attributionControl:!0,fadeAnimation:L.DomUtil.TRANSITION&&!L.Browser.android,zoomAnimation:L.DomUtil.TRANSITION&&!L.Browser.android&&!L.Browser.mobileOpera,trackResize:!0,closePopupOnClick:!0,worldCopyJump:!0},initialize:function(a,b){L.Util.setOptions(this,b),this._container=L.DomUtil.get(a);if(this._container._leaflet)throw Error("Map container is already initialized.");this._container._leaflet=!0,this._initLayout(),L.DomEvent&&(this._initEvents(),L.Handler&&this._initInteraction(),L.Control&&this._initControls()),this.options.maxBounds&&this.setMaxBounds(this.options.maxBounds);var c=this.options.center,d=this.options.zoom;c!==null&&d!==null&&this.setView(c,d,!0);var e=this.options.layers;e=e instanceof Array?e:[e],this._tileLayersNum=0,this._initLayers(e)},setView:function(a,b){return this._resetView(a,this._limitZoom(b)),this},setZoom:function(a){return this.setView(this.getCenter(),a)},zoomIn:function(){return this.setZoom(this._zoom+1)},zoomOut:function(){return this.setZoom(this._zoom-1)},fitBounds:function(a){var b=this.getBoundsZoom(a);return this.setView(a.getCenter(),b)},fitWorld:function(){var a=new L.LatLng(-60,-170),b=new L.LatLng(85,179);return this.fitBounds(new L.LatLngBounds(a,b))},panTo:function(a){return this.setView(a,this._zoom)},panBy:function(a){return this.fire("movestart"),this._rawPanBy(a),this.fire("move"),this.fire("moveend"),this},setMaxBounds:function(a){this.options.maxBounds=a;if(!a)return this._boundsMinZoom=null,this;var b=this.getBoundsZoom(a,!0);return this._boundsMinZoom=b,this._loaded&&(this._zoomf.x&&(g=f.x-d.x),c.y>e.y&&(h=e.y-c.y),c.xl&&--m>0)o=h*Math.sin(j),n=Math.PI/2-2*Math.atan(i*Math.pow((1-o)/(1+o),.5*h))-j,j+=n;return new L.LatLng(j*c,f,b)}},L.CRS.EPSG3395=L.Util.extend({},L.CRS,{code:"EPSG:3395",projection:L.Projection.Mercator,transformation:function(){var a=L.Projection.Mercator,b=a.R_MAJOR,c=a.R_MINOR;return new L.Transformation(.5/(Math.PI*b),.5,-0.5/(Math.PI*c),.5)}()}),L.TileLayer=L.Class.extend({includes:L.Mixin.Events,options:{minZoom:0,maxZoom:18,tileSize:256,subdomains:"abc",errorTileUrl:"",attribution:"",opacity:1,scheme:"xyz",continuousWorld:!1,noWrap:!1,zoomOffset:0,zoomReverse:!1,unloadInvisibleTiles:L.Browser.mobile,updateWhenIdle:L.Browser.mobile,reuseTiles:!1},initialize:function(a,b,c){L.Util.setOptions(this,b),this._url=a,this._urlParams=c,typeof this.options.subdomains=="string"&&(this.options.subdomains=this.options.subdomains.split(""))},onAdd:function(a,b){this._map=a,this._insertAtTheBottom=b,this._initContainer(),this._createTileProto(),a.on("viewreset",this._resetCallback,this),this.options.updateWhenIdle?a.on("moveend",this._update,this):(this._limitedUpdate=L.Util.limitExecByInterval(this._update,150,this),a.on("move",this._limitedUpdate,this)),this._reset(),this._update()},onRemove:function(a){this._map.getPanes().tilePane.removeChild(this._container),this._container=null,this._map.off("viewreset",this._resetCallback,this),this.options.updateWhenIdle?this._map.off("moveend",this._update,this):this._map.off("move",this._limitedUpdate,this)},getAttribution:function(){return this.options.attribution},setOpacity:function(a){this.options.opacity=a,this._setOpacity(a);if(L.Browser.webkit)for(var b in this._tiles)this._tiles.hasOwnProperty(b)&&(this._tiles[b].style.webkitTransform+=" translate(0,0)")},_setOpacity:function(a){a<1&&L.DomUtil.setOpacity(this._container,a)},_initContainer:function(){var a=this._map.getPanes().tilePane,b=a.firstChild;if(!this._container||a.empty)this._container=L.DomUtil.create("div","leaflet-layer"),this._insertAtTheBottom&&b?a.insertBefore(this._container,b):a.appendChild(this._container),this._setOpacity(this.options.opacity)},_resetCallback:function(a){this._reset(a.hard)},_reset:function(a){var b;for(b in this._tiles)this._tiles.hasOwnProperty(b)&&this.fire("tileunload",{tile:this._tiles[b]});this._tiles={},this.options.reuseTiles&&(this._unusedTiles=[]),a&&this._container&&(this._container.innerHTML=""),this._initContainer()},_update:function(){var a=this._map.getPixelBounds(),b=this._map.getZoom(),c=this.options.tileSize;if(b>this.options.maxZoom||ba.max.x||da.max.y)f=this._tiles[e],this.fire("tileunload",{tile:f,url:f.src}),f.parentNode===this._container&&this._container.removeChild(f),this.options.reuseTiles&&this._unusedTiles.push(this._tiles[e]),f.src="data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=",delete this._tiles[e]}},_addTile:function(a,b){var c=this._getTilePos(a),d=this._map.getZoom(),e=a.x+":"+a.y,f=Math.pow(2,this._getOffsetZoom(d));if(!this.options.continuousWorld){if(!this.options.noWrap)a.x=(a.x%f+f)%f;else if(a.x<0||a.x>=f){this._tilesToLoad--;return}if(a.y<0||a.y>=f){this._tilesToLoad--;return}}var g=this._getTile();L.DomUtil.setPosition(g,c),this._tiles[e]=g,this.options.scheme==="tms"&&(a.y=f-a.y-1),this._loadTile(g,a,d),b.appendChild(g)},_getOffsetZoom:function(a){return a=this.options.zoomReverse?this.options.maxZoom-a:a,a+this.options.zoomOffset},_getTilePos:function(a){var b=this._map.getPixelOrigin(),c=this.options.tileSize;return a.multiplyBy(c).subtract(b)},getTileUrl:function(a,b){var c=this.options.subdomains,d=this.options.subdomains[(a.x+a.y)%c.length];return L.Util.template(this._url,L.Util.extend({s:d,z:this._getOffsetZoom(b),x:a.x,y:a.y},this._urlParams))},_createTileProto:function(){this._tileImg=L.DomUtil.create("img","leaflet-tile"),this._tileImg.galleryimg="no";var a=this.options.tileSize;this._tileImg.style.width=a+"px",this._tileImg.style.height=a+"px"},_getTile:function(){if(this.options.reuseTiles&&this._unusedTiles.length>0){var a=this._unusedTiles.pop();return this._resetTile(a),a}return this._createTile()},_resetTile:function(a){},_createTile:function(){var a=this._tileImg.cloneNode(!1);return a.onselectstart=a.onmousemove=L.Util.falseFn,a},_loadTile:function(a,b,c){a._layer=this,a.onload=this._tileOnLoad,a.onerror=this._tileOnError,a.src=this.getTileUrl(b,c)},_tileOnLoad:function(a){var b=this._layer;this.className+=" leaflet-tile-loaded",b.fire("tileload",{tile:this,url:this.src}),b._tilesToLoad--,b._tilesToLoad||b.fire("load")},_tileOnError:function(a){var b=this._layer;b.fire("tileerror",{tile:this,url:this.src});var c=b.options.errorTileUrl;c&&(this.src=c)}}),L.TileLayer.WMS=L.TileLayer.extend({defaultWmsParams:{service:"WMS",request:"GetMap",version:"1.1.1",layers:"",styles:"",format:"image/jpeg",transparent:!1},initialize:function(a,b){this._url=a,this.wmsParams=L.Util.extend({},this.defaultWmsParams),this.wmsParams.width=this.wmsParams.height=this.options.tileSize;for(var c in b)this.options.hasOwnProperty(c)||(this.wmsParams[c]=b[c]);L.Util.setOptions(this,b)},onAdd:function(a){var b=parseFloat(this.wmsParams.version)<1.3?"srs":"crs";this.wmsParams[b]=a.options.crs.code,L.TileLayer.prototype.onAdd.call(this,a)},getTileUrl:function(a,b){var c=this.options.tileSize,d=a.multiplyBy(c),e=d.add(new L.Point(c,c)),f=this._map.unproject(d,this._zoom,!0),g=this._map.unproject(e,this._zoom,!0),h=this._map.options.crs.project(f),i=this._map.options.crs.project(g),j=[h.x,i.y,i.x,h.y].join(",");return this._url+L.Util.getParamString(this.wmsParams)+"&bbox="+j}}),L.TileLayer.Canvas=L.TileLayer.extend({options:{async:!1},initialize:function(a){L.Util.setOptions(this,a)},redraw:function(){for(var a in this._tiles){var b=this._tiles[a];this._redrawTile(b)}},_redrawTile:function(a){this.drawTile(a,a._tilePoint,a._zoom)},_createTileProto:function(){this._canvasProto=L.DomUtil.create("canvas","leaflet-tile");var a=this.options.tileSize;this._canvasProto.width=a,this._canvasProto.height=a},_createTile:function(){var a=this._canvasProto.cloneNode(!1);return a.onselectstart=a.onmousemove=L.Util.falseFn,a},_loadTile:function(a,b,c){a._layer=this,a._tilePoint=b,a._zoom=c,this.drawTile(a,b,c),this.options.async||this.tileDrawn(a)},drawTile:function(a,b,c){},tileDrawn:function(a){this._tileOnLoad.call(a)}}),L.ImageOverlay=L.Class.extend({includes:L.Mixin.Events,initialize:function(a,b){this._url=a,this._bounds=b},onAdd:function(a){this._map=a,this._image||this._initImage(),a.getPanes().overlayPane.appendChild(this._image),a.on("viewreset",this._reset,this),this._reset()},onRemove:function(a){a.getPanes().overlayPane.removeChild(this._image),a.off("viewreset",this._reset,this)},_initImage:function(){this._image=L.DomUtil.create("img","leaflet-image-layer"),this._image.style.visibility="hidden",L.Util.extend(this._image,{galleryimg:"no",onselectstart:L.Util.falseFn,onmousemove:L.Util.falseFn,onload:L.Util.bind(this._onImageLoad,this),src:this._url})},_reset:function(){var a=this._map.latLngToLayerPoint(this._bounds.getNorthWest()),b=this._map.latLngToLayerPoint(this._bounds.getSouthEast()),c=b.subtract(a);L.DomUtil.setPosition(this._image,a),this._image.style.width=c.x+"px",this._image.style.height=c.y+"px"},_onImageLoad:function(){this._image.style.visibility="",this.fire("load")}}),L.Icon=L.Class.extend({iconUrl:L.ROOT_URL+"images/marker.png",shadowUrl:L.ROOT_URL+"images/marker-shadow.png",iconSize:new L.Point(25,41),shadowSize:new L.Point(41,41),iconAnchor:new L.Point(13,41),popupAnchor:new L.Point(0,-33),initialize:function(a){a&&(this.iconUrl=a)},createIcon:function(){return this._createIcon("icon")},createShadow:function(){return this._createIcon("shadow")},_createIcon:function(a){var b=this[a+"Size"],c=this[a+"Url"];if(!c&&a==="shadow")return null;var d;return c?d=this._createImg(c):d=this._createDiv(),d.className="leaflet-marker-"+a,d.style.marginLeft=-this.iconAnchor.x+"px",d.style.marginTop=-this.iconAnchor.y+"px",b&&(d.style.width=b.x+"px",d.style.height=b.y+"px"),d},_createImg:function(a){var b;return L.Browser.ie6?(b=document.createElement("div"),b.style.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+a+'")'):(b=document.createElement("img"),b.src=a),b},_createDiv:function(){return document.createElement("div")}}),L.Marker=L.Class.extend({includes:L.Mixin.Events,options:{icon:new L.Icon,title:"",clickable:!0,draggable:!1,zIndexOffset:0},initialize:function(a,b){L.Util.setOptions(this,b),this._latlng=a},onAdd:function(a){this._map=a,this._initIcon(),a.on("viewreset",this._reset,this),this._reset()},onRemove:function(a){this._removeIcon(),this.closePopup&&this.closePopup(),this._map=null,a.off("viewreset",this._reset,this)},getLatLng:function(){return this._latlng},setLatLng:function(a){this._latlng=a,this._icon&&(this._reset(),this._popup&&this._popup.setLatLng(this._latlng))},setZIndexOffset:function(a){this.options.zIndexOffset=a,this._icon&&this._reset()},setIcon:function(a){this._map&&this._removeIcon(),this.options.icon=a,this._map&&(this._initIcon(),this._reset())},_initIcon:function(){this._icon||(this._icon=this.options.icon.createIcon(),this.options.title&&(this._icon.title=this.options.title),this._initInteraction()),this._shadow||(this._shadow=this.options.icon.createShadow()),this._map._panes.markerPane.appendChild(this._icon),this._shadow&&this._map._panes.shadowPane.appendChild(this._shadow)},_removeIcon:function(){this._map._panes.markerPane.removeChild(this._icon),this._shadow&&this._map._panes.shadowPane.removeChild(this._shadow),this._icon=this._shadow=null},_reset:function(){var a=this._map.latLngToLayerPoint(this._latlng).round();L.DomUtil.setPosition(this._icon,a),this._shadow&&L.DomUtil.setPosition(this._shadow,a),this._icon.style.zIndex=a.y+this.options.zIndexOffset},_initInteraction:function(){if(this.options.clickable){this._icon.className+=" leaflet-clickable",L.DomEvent.addListener(this._icon,"click",this._onMouseClick,this);var a=["dblclick","mousedown","mouseover","mouseout"];for(var b=0;bthis.options.maxWidth?this.options.maxWidth:af.x&&(d.x=c.x+this._containerWidth-f.x+e.x),c.y<0&&(d.y=c.y-e.y),c.y+a>f.y&&(d.y=c.y+a-f.y+e.y),(d.x||d.y)&&this._map.panBy(d)},_onCloseButtonClick:function(a){this._close(),L.DomEvent.stop(a)}}),L.Marker.include({openPopup:function(){return this._popup.setLatLng(this._latlng),this._map&&this._map.openPopup(this._popup),this},closePopup:function(){return this._popup&&this._popup._close(),this},bindPopup:function(a,b){return b=L.Util.extend({offset:this.options.icon.popupAnchor},b),this._popup||this.on("click",this.openPopup,this),this._popup=new L.Popup(b,this),this._popup.setContent(a),this},unbindPopup:function(){return this._popup&&(this._popup=null,this.off("click",this.openPopup)),this}}),L.Map.include({openPopup:function(a){return this.closePopup(),this._popup=a,this.addLayer(a),this.fire("popupopen",{popup:this._popup}),this},closePopup:function(){return this._popup&&(this.removeLayer(this._popup),this.fire("popupclose",{popup:this._popup}),this._popup=null),this}}),L.LayerGroup=L.Class.extend({initialize:function(a){this._layers={};if(a)for(var b=0,c=a.length;b')}}catch(a){return function(a){return document.createElement("<"+a+' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')}}}()},_initPath:function(){this._container=L.Path._createElement("shape"),this._container.className+=" leaflet-vml-shape"+(this.options.clickable?" leaflet-clickable":""),this._container.coordsize="1 1",this._path=L.Path._createElement("path"),this._container.appendChild(this._path),this._map._pathRoot.appendChild(this._container)},_initStyle:function(){this.options.stroke?(this._stroke=L.Path._createElement("stroke"),this._stroke.endcap="round",this._container.appendChild(this._stroke)):this._container.stroked=!1,this.options.fill?(this._container.filled=!0,this._fill=L.Path._createElement("fill"),this._container.appendChild(this._fill)):this._container.filled=!1,this._updateStyle()},_updateStyle:function(){this.options.stroke&&(this._stroke.weight=this.options.weight+"px",this._stroke.color=this.options.color,this._stroke.opacity=this.options.opacity),this.options.fill&&(this._fill.color=this.options.fillColor||this.options.color,this._fill.opacity=this.options.fillOpacity)},_updatePath:function(){this._container.style.display="none",this._path.v=this.getPathString()+" ",this._container.style.display=""}}),L.Map.include(L.Browser.svg||!L.Browser.vml?{}:{_initPathRoot:function(){this._pathRoot||(this._pathRoot=document.createElement("div"),this._pathRoot.className="leaflet-vml-container",this._panes.overlayPane.appendChild(this._pathRoot),this.on("moveend",this._updatePathViewport),this._updatePathViewport())}}),L.Browser.canvas=function(){return!!document.createElement("canvas").getContext}(),L.Path=L.Path.SVG&&!window.L_PREFER_CANVAS||!L.Browser.canvas?L.Path:L.Path.extend({statics:{CANVAS:!0,SVG:!1},options:{updateOnMoveEnd:!0},_initElements:function(){this._map._initPathRoot(),this._ctx=this._map._canvasCtx},_updateStyle:function(){this.options.stroke&&(this._ctx.lineWidth=this.options.weight,this._ctx.strokeStyle=this.options.color),this.options.fill&&(this._ctx.fillStyle=this.options.fillColor||this.options.color)},_drawPath:function(){var a,b,c,d,e,f;this._ctx.beginPath();for(a=0,c=this._parts.length;af&&(g=h,f=i);f>c&&(b[g]=1,this._simplifyDPStep(a,b,c,d,g),this._simplifyDPStep(a,b,c,g,e))},_reducePoints:function(a,b){var c=[a[0]];for(var d=1,e=0,f=a.length;db&&(c.push(a[d]),e=d);return eb.max.x&&(c|=2),a.yb.max.y&&(c|=8),c},_sqDist:function(a,b){var c=b.x-a.x,d=b.y-a.y;return c*c+d*d},_sqClosestPointOnSegment:function(a,b,c,d){var e=b.x,f=b.y,g=c.x-e,h=c.y-f,i=g*g+h*h,j;return i>0&&(j=((a.x-e)*g+(a.y-f)*h)/i,j>1?(e=c.x,f=c.y):j>0&&(e+=g*j,f+=h*j)),g=a.x-e,h=a.y-f,d?g*g+h*h:new L.Point(e,f)}},L.Polyline=L.Path.extend({initialize:function(a,b){L.Path.prototype.initialize.call(this,b),this._latlngs=a},options:{smoothFactor:1,noClip:!1,updateOnMoveEnd:!0},projectLatlngs:function(){this._originalPoints=[];for(var a=0,b=this._latlngs.length;aa.max.x||c.y-b>a.max.y||c.x+ba.y!=e.y>a.y&&a.x<(e.x-d.x)*(a.y-d.y)/(e.y-d.y)+d.x&&(b=!b)}return b}}:{}),L.Circle.include(L.Path.CANVAS?{_drawPath:function(){var a=this._point;this._ctx.beginPath(),this._ctx.arc(a.x,a.y,this._radius,0,Math.PI*2)},_containsPoint:function(a){var b=this._point,c=this.options.stroke?this.options.weight/2:0;return a.distanceTo(b)<=this._radius+c}}:{}),L.GeoJSON=L.FeatureGroup.extend({initialize:function(a,b){L.Util.setOptions(this,b),this._geojson=a,this._layers={},a&&this.addGeoJSON(a)},addGeoJSON:function(a){if(a.features){for(var b=0,c=a.features.length;b1)return;var b=a.touches&&a.touches.length===1?a.touches[0]:a,c=b.target;L.DomEvent.preventDefault(a),L.Browser.touch&&c.tagName.toLowerCase()==="a"&&(c.className+=" leaflet-active"),this._moved=!1;if(this._moving)return;L.Browser.touch||(L.DomUtil.disableTextSelection(),this._setMovingCursor()),this._startPos=this._newPos=L.DomUtil.getPosition(this._element),this._startPoint=new L.Point(b.clientX,b.clientY),L.DomEvent.addListener(document,L.Draggable.MOVE,this._onMove,this),L.DomEvent.addListener(document,L.Draggable.END,this._onUp,this)},_onMove:function(a){if(a.touches&&a.touches.length>1)return;L.DomEvent.preventDefault(a);var b=a.touches&&a.touches.length===1?a.touches[0]:a;this._moved||(this.fire("dragstart"),this._moved=!0),this._moving=!0;var c=new L.Point(b.clientX,b.clientY);this._newPos=this._startPos.add(c).subtract(this._startPoint),L.Util.requestAnimFrame(this._updatePosition,this,!0,this._dragStartTarget)},_updatePosition:function(){this.fire("predrag"),L.DomUtil.setPosition(this._element,this._newPos),this.fire("drag")},_onUp:function(a){if(a.changedTouches){var b=a.changedTouches[0],c=b.target,d=this._newPos&&this._newPos.distanceTo(this._startPos)||0;c.tagName.toLowerCase()==="a"&&(c.className=c.className.replace(" leaflet-active","")),d0&&c<=f,d=b}function l(a){e&&(g.type="dblclick",b(g),d=null)}var d,e=!1,f=250,g,h="_leaflet_",i="touchstart",j="touchend";a[h+i+c]=k,a[h+j+c]=l,a.addEventListener(i,k,!1),a.addEventListener(j,l,!1)},removeDoubleTapListener:function(a,b){var c="_leaflet_";a.removeEventListener(a,a[c+"touchstart"+b],!1),a.removeEventListener(a,a[c+"touchend"+b],!1)}}),L.Map.TouchZoom=L.Handler.extend({addHooks:function(){L.DomEvent.addListener(this._map._container,"touchstart",this._onTouchStart,this)},removeHooks:function(){L.DomEvent.removeListener(this._map._container,"touchstart",this._onTouchStart,this)},_onTouchStart:function(a){if(!a.touches||a.touches.length!==2||this._map._animatingZoom)return;var b=this._map.mouseEventToLayerPoint(a.touches[0]),c=this._map.mouseEventToLayerPoint(a.touches[1]),d=this._map.containerPointToLayerPoint(this._map.getSize().divideBy(2));this._startCenter=b.add(c).divideBy(2,!0),this._startDist=b.distanceTo(c),this._moved=!1,this._zooming=!0,this._centerOffset=d.subtract(this._startCenter),L.DomEvent.addListener(document,"touchmove",this._onTouchMove,this),L.DomEvent.addListener(document,"touchend",this._onTouchEnd,this),L.DomEvent.preventDefault(a)},_onTouchMove:function(a){if(!a.touches||a.touches.length!==2)return;this._moved||(this._map._mapPane.className+=" leaflet-zoom-anim",this._map.fire("zoomstart").fire("movestart")._prepareTileBg(),this._moved=!0);var b=this._map.mouseEventToLayerPoint(a.touches[0]),c=this._map.mouseEventToLayerPoint(a.touches[1]);this._scale=b.distanceTo(c)/this._startDist,this._delta=b.add(c).divideBy(2,!0).subtract(this._startCenter),this._map._tileBg.style.webkitTransform=[L.DomUtil.getTranslateString(this._delta),L.DomUtil.getScaleString(this._scale,this._startCenter)].join(" "),L.DomEvent.preventDefault(a)},_onTouchEnd:function(a){if(!this._moved||!this._zooming)return;this._zooming=!1;var b=this._map.getZoom(),c=Math.log(this._scale)/Math.LN2,d=c>0?Math.ceil(c):Math.floor(c),e=this._map._limitZoom(b+d),f=e-b,g=this._centerOffset.subtract(this._delta).divideBy(this._scale),h=this._map.getPixelOrigin().add(this._startCenter).add(g),i=this._map.unproject(h);L.DomEvent.removeListener(document,"touchmove",this._onTouchMove),L.DomEvent.removeListener(document,"touchend",this._onTouchEnd);var j=Math.pow(2,f);this._map._runAnimation(i,e,j/this._scale,this._startCenter.add(g))}}),L.Map.BoxZoom=L.Handler.extend({initialize:function(a){this._map=a,this._container=a._container,this._pane=a._panes.overlayPane},addHooks:function(){L.DomEvent.addListener(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){L.DomEvent.removeListener(this._container,"mousedown",this._onMouseDown)},_onMouseDown:function(a){if(!a.shiftKey||a.which!==1&&a.button!==1)return!1;L.DomUtil.disableTextSelection(),this._startLayerPoint=this._map.mouseEventToLayerPoint(a),this._box=L.DomUtil.create("div","leaflet-zoom-box",this._pane),L.DomUtil.setPosition(this._box,this._startLayerPoint),this._container.style.cursor="crosshair",L.DomEvent.addListener(document,"mousemove",this._onMouseMove,this),L.DomEvent.addListener(document,"mouseup",this._onMouseUp,this),L.DomEvent.preventDefault(a)},_onMouseMove:function(a){var b=this._map.mouseEventToLayerPoint(a),c=b.x-this._startLayerPoint.x,d=b.y-this._startLayerPoint.y,e=Math.min(b.x,this._startLayerPoint.x),f=Math.min(b.y,this._startLayerPoint.y),g=new L.Point(e,f);L.DomUtil.setPosition(this._box,g),this._box.style.width=Math.abs(c)-4+"px",this._box.style.height=Math.abs(d)-4+"px"},_onMouseUp:function(a){this._pane.removeChild(this._box),this._container.style.cursor="",L.DomUtil.enableTextSelection(),L.DomEvent.removeListener(document,"mousemove",this._onMouseMove),L.DomEvent.removeListener(document,"mouseup",this._onMouseUp);var b=this._map.mouseEventToLayerPoint(a),c=new L.LatLngBounds(this._map.layerPointToLatLng(this._startLayerPoint),this._map.layerPointToLatLng(b));this._map.fitBounds(c)}}),L.Handler.MarkerDrag=L.Handler.extend({initialize:function(a){this._marker=a},addHooks:function(){var a=this._marker._icon;this._draggable||(this._draggable=new L.Draggable(a,a),this._draggable.on("dragstart",this._onDragStart,this).on("drag",this._onDrag,this).on("dragend",this._onDragEnd,this)),this._draggable.enable()},removeHooks:function(){this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},_onDragStart:function(a){this._marker.closePopup().fire("movestart").fire("dragstart")},_onDrag:function(a){var b=L.DomUtil.getPosition(this._marker._icon);this._marker._shadow&&L.DomUtil.setPosition(this._marker._shadow,b),this._marker._latlng=this._marker._map.layerPointToLatLng(b),this._marker.fire("move").fire("drag")},_onDragEnd:function(){this._marker.fire("moveend").fire("dragend")}}),L.Control={},L.Control.Position={TOP_LEFT:"topLeft",TOP_RIGHT:"topRight",BOTTOM_LEFT:"bottomLeft",BOTTOM_RIGHT:"bottomRight"},L.Map.include({addControl:function(a){a.onAdd(this);var b=a.getPosition(),c=this._controlCorners[b],d=a.getContainer();return L.DomUtil.addClass(d,"leaflet-control"),b.indexOf("bottom")!==-1?c.insertBefore(d,c.firstChild):c.appendChild(d),this},removeControl:function(a){var b=a.getPosition(),c=this._controlCorners[b],d=a.getContainer();return c.removeChild(d),a.onRemove&&a.onRemove(this),this},_initControlPos:function(){var a=this._controlCorners={},b="leaflet-",c=b+"top",d=b+"bottom",e=b+"left",f=b+"right",g=L.DomUtil.create("div",b+"control-container",this._container);L.Browser.touch&&(g.className+=" "+b+"big-buttons"),a.topLeft=L.DomUtil.create("div",c+" "+e,g),a.topRight=L.DomUtil.create("div",c+" "+f,g),a.bottomLeft=L.DomUtil.create("div",d+" "+e,g),a.bottomRight=L.DomUtil.create("div",d+" "+f,g)}}),L.Control.Zoom=L.Class.extend({onAdd:function(a){this._map=a,this._container=L.DomUtil.create("div","leaflet-control-zoom"),this._zoomInButton=this._createButton("Zoom in","leaflet-control-zoom-in",this._map.zoomIn,this._map),this._zoomOutButton=this._createButton("Zoom out","leaflet-control-zoom-out",this._map.zoomOut,this._map),this._container.appendChild(this._zoomInButton),this._container.appendChild(this._zoomOutButton)},getContainer:function(){return this._container},getPosition:function(){return L.Control.Position.TOP_LEFT},_createButton:function(a,b,c,d){var e=document.createElement("a");return e.href="#",e.title=a,e.className=b,L.Browser.touch||L.DomEvent.disableClickPropagation(e),L.DomEvent.addListener(e,"click",L.DomEvent.preventDefault),L.DomEvent.addListener(e,"click",c,d),e}}),L.Control.Attribution=L.Class.extend({initialize:function(a){this._prefix=a||'Powered by Leaflet',this._attributions={}},onAdd:function(a){this._container=L.DomUtil.create("div","leaflet-control-attribution"),L.DomEvent.disableClickPropagation(this._container),this._map=a,this._update()},getPosition:function(){return L.Control.Position.BOTTOM_RIGHT},getContainer:function(){return this._container},setPrefix:function(a){this._prefix=a,this._update()},addAttribution:function(a){if(!a)return;this._attributions[a]||(this._attributions[a]=0),this._attributions[a]++,this._update()},removeAttribution:function(a){if(!a)return;this._attributions[a]--,this._update()},_update:function(){if(!this._map)return;var a=[];for(var b in this._attributions)this._attributions.hasOwnProperty(b)&&a.push(b);var c=[];this._prefix&&c.push(this._prefix),a.length&&c.push(a.join(", ")),this._container.innerHTML=c.join(" — ")}}),L.Control.Layers=L.Class.extend({options:{collapsed:!0},initialize:function(a,b,c){L.Util.setOptions(this,c),this._layers={};for(var d in a)a.hasOwnProperty(d)&&this._addLayer(a[d],d);for(d in b)b.hasOwnProperty(d)&&this._addLayer(b[d],d,!0)},onAdd:function(a){this._map=a,this._initLayout(),this._update()},getContainer:function(){return this._container},getPosition:function(){return L.Control.Position.TOP_RIGHT},addBaseLayer:function(a,b){return this._addLayer(a,b),this._update(),this},addOverlay:function(a,b){return this._addLayer(a,b,!0),this._update(),this},removeLayer:function(a){var b=L.Util.stamp(a);return delete this._layers[b],this._update(),this},_initLayout:function(){this._container=L.DomUtil.create("div","leaflet-control-layers"),L.Browser.touch||L.DomEvent.disableClickPropagation(this._container),this._form=L.DomUtil.create("form","leaflet-control-layers-list");if(this.options.collapsed){L.DomEvent.addListener(this._container,"mouseover",this._expand,this),L.DomEvent.addListener(this._container,"mouseout",this._collapse,this);var a=this._layersLink=L.DomUtil.create("a","leaflet-control-layers-toggle");a.href="#",a.title="Layers",L.Browser.touch?L.DomEvent.addListener(a,"click",this._expand,this):L.DomEvent.addListener(a,"focus",this._expand,this),this._map.on("movestart",this._collapse,this),this._container.appendChild(a)}else this._expand();this._baseLayersList=L.DomUtil.create("div","leaflet-control-layers-base",this._form),this._separator=L.DomUtil.create("div","leaflet-control-layers-separator",this._form),this._overlaysList=L.DomUtil.create("div","leaflet-control-layers-overlays",this._form),this._container.appendChild(this._form)},_addLayer:function(a,b,c){var d=L.Util.stamp(a);this._layers[d]={layer:a,name:b,overlay:c}},_update:function(){if(!this._container)return;this._baseLayersList.innerHTML="",this._overlaysList.innerHTML="";var a=!1,b=!1;for(var c in this._layers)if(this._layers.hasOwnProperty(c)){var d=this._layers[c];this._addItem(d),b=b||d.overlay,a=a||!d.overlay}this._separator.style.display=b&&a?"":"none"},_addItem:function(a,b){var c=document.createElement("label"),d=document.createElement("input");a.overlay||(d.name="leaflet-base-layers"),d.type=a.overlay?"checkbox":"radio",d.checked=this._map.hasLayer(a.layer),d.layerId=L.Util.stamp(a.layer),L.DomEvent.addListener(d,"click",this._onInputClick,this);var e=document.createTextNode(" "+a.name);c.appendChild(d),c.appendChild(e);var f=a.overlay?this._overlaysList:this._baseLayersList;f.appendChild(c)},_onInputClick:function(){var a,b,c,d=this._form.getElementsByTagName("input"),e=d.length;for(a=0;a + + + + + + + + +OSRM Website + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +

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+
Options
+
+ Unbenannte Straßen hervorheben +
+
+ + +
+
+
+ +
+ +
+ + + diff --git a/WebContent/main.js b/WebContent/main.js new file mode 100644 index 000000000..ac360f176 --- /dev/null +++ b/WebContent/main.js @@ -0,0 +1,178 @@ +var map; + + +function init() { + prefetchImages(); + + initLocale(); + initMap(); + initRouting(); + + // check if the URL contains some GET parameter, e.g. for the route + checkURL(); +} + + +// prefetch images +function prefetchImages() { + var images = [ 'images/marker-source.png', + 'images/marker-target.png', + 'images/marker-via.png', + 'images/marker-highlight.png' + ]; + var tmp = []; + + for(var i=0; i 0) + my_markers.setSource( positions[0] ); + for(var i=1; i 1) + my_markers.setTarget( positions[positions.length-1] ); + for(var i=0; i= 0x20); + var dlat = ((result & 1) ? ~(result >> 1) : (result >> 1)); + lat += dlat; + shift = 0; + result = 0; + do { + b = encoded.charCodeAt(index++) - 63; + result |= (b & 0x1f) << shift; + shift += 5; + } while (b >= 0x20); + var dlng = ((result & 1) ? ~(result >> 1) : (result >> 1)); + lng += dlng; + array.push([lat * precision, lng * precision]); + } + return array; +} + +// display a transmitted route +function timeoutRouteSimple() { + showNoRouteGeometry(); + showNoRouteDescription(); + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("TIMED_OUT")+".

"; +} +function timeoutRoute() { + showNoRouteGeometry(); + my_route.hideUnnamedRoute(); + showNoRouteDescription(); + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("TIMED_OUT")+".

"; +} +function showRouteSimple(response) { + if(!response) + return; + + if (OSRM.JSONP.fences.route) + return; + + if( response.status == 207) { + showNoRouteGeometry(); + showNoRouteDescription(); + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("YOUR_ROUTE_IS_BEING_COMPUTED")+".

"; + } else { + showRouteGeometry(response); + showRouteDescriptionSimple(response); + } + updateHints(response); +} +function showRoute(response) { + if(!response) + return; + + if(response.status == 207) { + showNoRouteGeometry(); + my_route.hideUnnamedRoute(); + showNoRouteDescription(); + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("NO_ROUTE_FOUND")+".

"; + } else { + showRouteGeometry(response); + showRouteNonames(response); + showRouteDescription(response); + snapRoute(); + } + updateHints(response); +} + +function showNoRouteGeometry() { + var positions = []; + for(var i=0; i'+OSRM.loc("LINK_TO_ROUTE")+']'; +} +function showRouteLink_TimeOut(){ + document.getElementById('route-link').innerHTML = '['+OSRM.loc("LINK_TO_ROUTE_TIMEOUT")+']'; +} +function showRouteDescription(response) { + // compute query string + var query_string = '?z='+ map.getZoom(); + for(var i=0; i'+OSRM.loc("GET_LINK")+']'; + + // create GPX link + var gpx_link = '['+OSRM.loc("GPX_FILE")+']'; + + // create route description + var route_desc = ""; + route_desc += ''; + + for(var i=0; i < response.route_instructions.length; i++){ + //odd or even ? + var rowstyle='results-odd'; + if(i%2==0) { rowstyle='results-even'; } + + route_desc += ''; + + route_desc += '"; + + //route_desc += ''; + + route_desc += '"; + + route_desc += ""; + } + + route_desc += '
'; + route_desc += ''; + route_desc += "'+(i+1)+'.'; + route_desc += '' + + response.route_instructions[i][0] + ' on '; + if( response.route_instructions[i][2] > 0 ) + route_desc += response.route_instructions[i][1] + ' for ' + + getDistanceWithUnit(response.route_instructions[i][2]) + + ''; + route_desc += "
'; + headline = ""; + headline += OSRM.loc("ROUTE_DESCRIPTION")+":
"; + headline += '

'; + headline += "" + + OSRM.loc("DISTANCE")+": " + getDistanceWithUnit(response.route_summary.total_distance) + + " - " + + OSRM.loc("DURATION")+": " + secondsToTime(response.route_summary.total_time) + + ""; + headline += '
'; + headline += '
'+route_link+'
'+gpx_link+'
'; + + var output = ""; + output += route_desc; + + document.getElementById('information-box-headline').innerHTML = headline; + document.getElementById('information-box').innerHTML = output; +} +function showRouteDescriptionSimple(response) { + headline = OSRM.loc("ROUTE_DESCRIPTION")+":
"; + headline += "" + + OSRM.loc("DISTANCE")+": " + getDistanceWithUnit(response.route_summary.total_distance) + + " - " + + OSRM.loc("DURATION")+": " + secondsToTime(response.route_summary.total_time) + + ""; + headline += '

'; + + document.getElementById('information-box-headline').innerHTML = headline; + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("YOUR_ROUTE_IS_BEING_COMPUTED")+".

"; +} +function showNoRouteDescription() { + headline = OSRM.loc("ROUTE_DESCRIPTION")+":
"; + headline += "" + + OSRM.loc("DISTANCE")+": N/A" + + " - " + + OSRM.loc("DURATION")+": N/A" + + ""; + headline += '

'; + + document.getElementById('information-box-headline').innerHTML = headline; + document.getElementById('information-box').innerHTML = "

"+OSRM.loc("YOUR_ROUTE_IS_BEING_COMPUTED")+".

"; +} + +function showRouteNonames(response) { + // do not display unnamed streets? + if( document.getElementById('option-highlight-nonames').checked == false) { + my_route.hideUnnamedRoute(); + return; + } + + // mark geometry positions where unnamed/named streets switch + var named = []; + for (var i = 0; i < response.route_instructions.length; i++) { + if( response.route_instructions[i][1] == '' ) + named[ response.route_instructions[i][3] ] = false; // no street name + else + named[ response.route_instructions[i][3] ] = true; // yes street name + } + + // aggregate geometry for unnamed streets + var geometry = decodeRouteGeometry(response.route_geometry, 5); + var is_named = true; + var current_positions = []; + var all_positions = []; + for( var i=0; i < geometry.length; i++) { + current_positions.push( new L.LatLng(geometry[i][0], geometry[i][1]) ); + + // still named/unnamed? + if( (named[i] == is_named || named[i] == undefined) && i != geometry.length-1 ) + continue; + + // switch between named/unnamed! + if(is_named == false) + all_positions.push( current_positions ); + current_positions = []; + current_positions.push( new L.LatLng(geometry[i][0], geometry[i][1]) ); + is_named = named[i]; + } + + // display unnamed streets + my_route.showUnnamedRoute(all_positions); +} + +// function for dragging and drawing routes +function getRoute(do_description) { + + // if source or target are not set -> hide route + if( my_markers.route.length < 2 ) { + my_route.hideRoute(); + //my_markers.removeVias(); // TODO: do I need this? + //my_markers.highlight.hide(); + return; + } + + // prepare JSONP call + var type = undefined; + var callback = undefined; + var timeout = undefined; + + var source = OSRM.DEFAULTS.HOST_ROUTING_URL; + source += '?z=' + map.getZoom() + '&output=json' + '&geomformat=cmp'; + if(my_markers.checksum) + source += '&checksum=' + my_markers.checksum; + for(var i=0; i 1){ + my_markers.route[0].label = OSRM.SOURCE_MARKER_LABEL; + my_markers.route[0].marker.setIcon( new L.Icon('images/marker-source.png') ); + + my_markers.route[my_markers.route.length-1].label = OSRM.TARGET_MARKER_LABEL; + my_markers.route[my_markers.route.length-1].marker.setIcon( new L.Icon('images/marker-target.png') ); + } + getRoute(OSRM.FULL_DESCRIPTION); + my_markers.highlight.hide(); +} + + + + +//-------------------- +function getDirectionIcon(name) { + var directions = { + "Turn left":"turn-left.png", + "Turn right":"turn-right.png", + "U-Turn":"u-turn.png", + "Head":"continue.png", + "Continue":"continue.png", + "Turn slight left":"slight-left.png", + "Turn slight right":"slight-right.png", + }; + + if( directions[name] ) + return directions[name]; + else + return "default.png"; +} \ No newline at end of file diff --git a/WebContent/test.html b/WebContent/test.html new file mode 100644 index 000000000..782af23ad --- /dev/null +++ b/WebContent/test.html @@ -0,0 +1,27 @@ + + + + + + + + + + + +

Test Javascript Snippets

+

This could be your output.

+ + + + + diff --git a/WebContent/utils.js b/WebContent/utils.js new file mode 100644 index 000000000..6ddca0596 --- /dev/null +++ b/WebContent/utils.js @@ -0,0 +1,69 @@ +// compatibility mode for old browser +function getElementsByClassName(node, classname) { + var a = []; + var re = new RegExp('(^| )'+classname+'( |$)'); + var els = node.getElementsByTagName("*"); + for(var i=0,j=els.length; i= 1000){ return (parseInt(distance/1000))+' km'; } + else{ return distance+' m'; } +} + +// ------------------------------------------------------ + +// distance between two points +function distanceBetweenPoint(x1, y1, x2, y2) { + var a = x1 - x2; + var b = y1 - y2; + return Math.sqrt(a*a + b*b); +} + +// distance from a point to a line or segment +// (x,y) point +// (x0,y0) line point A +// (x1,y1) line point B +// o specifies if the distance should respect the limits of the segment (overLine = true) +// or if it should consider the segment as an infinite line (overLine = false); +// if false returns the distance from the point to the line, +// otherwise the distance from the point to the segment +function dotLineLength(x, y, x0, y0, x1, y1, o){ + function lineLength(x, y, x0, y0){return Math.sqrt((x -= x0) * x + (y -= y0) * y);} + + if(o && !(o = function(x, y, x0, y0, x1, y1){ + if(!(x1 - x0)) return {x: x0, y: y}; + else if(!(y1 - y0)) return {x: x, y: y0}; + var left, tg = -1 / ((y1 - y0) / (x1 - x0)); + return {x: left = (x1 * (x * tg - y + y0) + x0 * (x * - tg + y - y1)) / (tg * (x1 - x0) + y0 - y1), y: tg * left - tg * x + y}; + }(x, y, x0, y0, x1, y1) && o.x >= Math.min(x0, x1) && o.x <= Math.max(x0, x1) && o.y >= Math.min(y0, y1) && o.y <= Math.max(y0, y1))){ + var l1 = lineLength(x, y, x0, y0), l2 = lineLength(x, y, x1, y1); + return l1 > l2 ? l2 : l1; + } + else { + var a = y0 - y1, b = x1 - x0, c = x0 * y1 - y0 * x1; + return Math.abs(a * x + b * y + c) / Math.sqrt(a * a + b * b); + } +}; \ No newline at end of file diff --git a/WebContent/via.js b/WebContent/via.js new file mode 100644 index 000000000..89353eb1d --- /dev/null +++ b/WebContent/via.js @@ -0,0 +1,42 @@ +var via_points; + +function findNearestRouteSegment( new_via ) { + var min_dist = Number.MAX_VALUE; + var min_index = undefined; + + var positions = my_route.getPositions(); + for(var i=0; i nearest_index) { + new_via_index = i; + break; + } + } + + // add via node + var index = my_markers.setVia(new_via_index, new_via_position); + my_markers.route[index].show(); + + getRoute(OSRM.FULL_DESCRIPTION); + + return new_via_index; +} \ No newline at end of file