| ID | +Title | + +Edit? | + +
|---|---|---|
| id; ?> | +featured) ? 'class="featured"' : null?>>
+
+ title; ?>
+
+ Locations: '.count($tour->Items).( metadata( $tour, 'Credits' ) ? ' · Credits: '.metadata( $tour, 'Credits' ).'' : null ).' Public: '.( (metadata( $tour, 'Public' ) == 1) ? 'Yes' : 'No' ).' · Featured: '.( (metadata( $tour, 'Featured' ) == 1) ? 'Yes' : 'No' ).' ';?>
+
+ hasImage() ){ echo '';} ?>
+
+ |
+
+ + + + + | + +
+
-
+
Filters
-
-
Select Filters
- - - - - - +
+
'; - } - popupContent += 'view more info'; - marker.bindPopup(popupContent, {maxWidth: 200, offset: L.point(0, -40)}).openPopup(); - - window.setTimeout(function () { - //map.panTo([feature.geometry.coordinates[1],feature.geometry.coordinates[0]]); - layer.getPopup().update(); - $('.open-info-panel').click(function (e) { - e.preventDefault(); - $('#info-panel').fadeToggle(200, 'linear'); - $('#toggle-map-button + .back-button').show(); - }); - }, 500); - - // Populate the item info panel. - var content = $('#info-panel-content'); - content.empty(); - content.append('
'; + } + popupContent += 'View More Info'; + if (!layer.getPopup()) { + marker.bindPopup(popupContent, { maxWidth: 200, offset: L.point(0, -40) }).openPopup(); + allMarkers[response.id] = marker; + } + + window.setTimeout(function () { + layer.getPopup().update() + $('.open-info-panel').click(function (e) { + e.preventDefault(); + $('#info-panel-container').fadeToggle(200, 'linear'); + $('#toggle-map-button + .back-button').show(); + marker.closePopup(); + }); + }, 500); + + // Populate the item info panel. + populatePopup(itemIDList, value, response, itemIDList.findIndex((ele) => ele == response.id), tourId); + } + + function populateTourIntroPopup(itemIDList, value, tour_id) { + $('.next-button').unbind("click"); + $('.prev-button').unbind("click"); + + $('.prev-button').addClass('off'); + $('.next-button').addClass('off'); + + document.getElementById("info-panel-name").innerHTML = value["Tour Name"]; + $('.panel-title').css("backgroundColor", value['Color']) + var content = $('#info-panel-content'); + content.empty(); + + var infoContent = "" + var rightContent = ""; + // click title to show the popup on map + if (value.Description != "") { + rightContent += ' ';
+
+ content.append(' ';
+
+ content.append('
+ *
+ * Original code from:
+ * http://facstaff.unca.edu/mcmcclur/GoogleMaps/EncodePolyline/
+ * (which is down as of december 2014)
+ */
+
+(function () {
+ 'use strict';
+
+ var defaultOptions = function (options) {
+ if (typeof options === 'number') {
+ // Legacy
+ options = {
+ precision: options
+ };
+ } else {
+ options = options || {};
+ }
+
+ options.precision = options.precision || 5;
+ options.factor = options.factor || Math.pow(10, options.precision);
+ options.dimension = options.dimension || 2;
+ return options;
+ };
+
+ var PolylineUtil = {
+ encode: function (points, options) {
+ options = defaultOptions(options);
+
+ var flatPoints = [];
+ for (var i = 0, len = points.length; i < len; ++i) {
+ var point = points[i];
+
+ if (options.dimension === 2) {
+ flatPoints.push(point.lat || point[0]);
+ flatPoints.push(point.lng || point[1]);
+ } else {
+ for (var dim = 0; dim < options.dimension; ++dim) {
+ flatPoints.push(point[dim]);
+ }
+ }
+ }
+
+ return this.encodeDeltas(flatPoints, options);
+ },
+
+ decode: function (encoded, options) {
+ options = defaultOptions(options);
+
+ var flatPoints = this.decodeDeltas(encoded, options);
+
+ var points = [];
+ for (var i = 0, len = flatPoints.length; i + (options.dimension - 1) < len;) {
+ var point = [];
+
+ for (var dim = 0; dim < options.dimension; ++dim) {
+ point.push(flatPoints[i++]);
+ }
+
+ points.push(point);
+ }
+
+ return points;
+ },
+
+ encodeDeltas: function (numbers, options) {
+ options = defaultOptions(options);
+
+ var lastNumbers = [];
+
+ for (var i = 0, len = numbers.length; i < len;) {
+ for (var d = 0; d < options.dimension; ++d, ++i) {
+ var num = numbers[i].toFixed(options.precision);
+ var delta = num - (lastNumbers[d] || 0);
+ lastNumbers[d] = num;
+
+ numbers[i] = delta;
+ }
+ }
+
+ return this.encodeFloats(numbers, options);
+ },
+
+ decodeDeltas: function (encoded, options) {
+ options = defaultOptions(options);
+
+ var lastNumbers = [];
+
+ var numbers = this.decodeFloats(encoded, options);
+ for (var i = 0, len = numbers.length; i < len;) {
+ for (var d = 0; d < options.dimension; ++d, ++i) {
+ numbers[i] = Math.round((lastNumbers[d] = numbers[i] + (lastNumbers[d] || 0)) * options.factor) / options.factor;
+ }
+ }
+
+ return numbers;
+ },
+
+ encodeFloats: function (numbers, options) {
+ options = defaultOptions(options);
+
+ for (var i = 0, len = numbers.length; i < len; ++i) {
+ numbers[i] = Math.round(numbers[i] * options.factor);
+ }
+
+ return this.encodeSignedIntegers(numbers);
+ },
+
+ decodeFloats: function (encoded, options) {
+ options = defaultOptions(options);
+
+ var numbers = this.decodeSignedIntegers(encoded);
+ for (var i = 0, len = numbers.length; i < len; ++i) {
+ numbers[i] /= options.factor;
+ }
+
+ return numbers;
+ },
+
+ encodeSignedIntegers: function (numbers) {
+ for (var i = 0, len = numbers.length; i < len; ++i) {
+ var num = numbers[i];
+ numbers[i] = (num < 0) ? ~(num << 1) : (num << 1);
+ }
+
+ return this.encodeUnsignedIntegers(numbers);
+ },
+
+ decodeSignedIntegers: function (encoded) {
+ var numbers = this.decodeUnsignedIntegers(encoded);
+
+ for (var i = 0, len = numbers.length; i < len; ++i) {
+ var num = numbers[i];
+ numbers[i] = (num & 1) ? ~(num >> 1) : (num >> 1);
+ }
+
+ return numbers;
+ },
+
+ encodeUnsignedIntegers: function (numbers) {
+ var encoded = '';
+ for (var i = 0, len = numbers.length; i < len; ++i) {
+ encoded += this.encodeUnsignedInteger(numbers[i]);
+ }
+ return encoded;
+ },
+
+ decodeUnsignedIntegers: function (encoded) {
+ var numbers = [];
+
+ var current = 0;
+ var shift = 0;
+
+ for (var i = 0, len = encoded.length; i < len; ++i) {
+ var b = encoded.charCodeAt(i) - 63;
+
+ current |= (b & 0x1f) << shift;
+
+ if (b < 0x20) {
+ numbers.push(current);
+ current = 0;
+ shift = 0;
+ } else {
+ shift += 5;
+ }
+ }
+
+ return numbers;
+ },
+
+ encodeSignedInteger: function (num) {
+ num = (num < 0) ? ~(num << 1) : (num << 1);
+ return this.encodeUnsignedInteger(num);
+ },
+
+ // This function is very similar to Google's, but I added
+ // some stuff to deal with the double slash issue.
+ encodeUnsignedInteger: function (num) {
+ var value, encoded = '';
+ while (num >= 0x20) {
+ value = (0x20 | (num & 0x1f)) + 63;
+ encoded += (String.fromCharCode(value));
+ num >>= 5;
+ }
+ value = num + 63;
+ encoded += (String.fromCharCode(value));
+
+ return encoded;
+ }
+ };
+
+ // Export Node module
+ if (typeof module === 'object' && typeof module.exports === 'object') {
+ module.exports = PolylineUtil;
+ }
+
+ // Inject functionality into Leaflet
+ if (typeof L === 'object') {
+ if (!(L.Polyline.prototype.fromEncoded)) {
+ L.Polyline.fromEncoded = function (encoded, options) {
+ return L.polyline(PolylineUtil.decode(encoded), options);
+ };
+ }
+ if (!(L.Polygon.prototype.fromEncoded)) {
+ L.Polygon.fromEncoded = function (encoded, options) {
+ return L.polygon(PolylineUtil.decode(encoded), options);
+ };
+ }
+
+ var encodeMixin = {
+ encodePath: function () {
+ return PolylineUtil.encode(this.getLatLngs());
+ }
+ };
+
+ if (!L.Polyline.prototype.encodePath) {
+ L.Polyline.include(encodeMixin);
+ }
+ if (!L.Polygon.prototype.encodePath) {
+ L.Polygon.include(encodeMixin);
+ }
+
+ L.PolylineUtil = PolylineUtil;
+ }
+})();
diff --git a/views/public/javascripts/jquery.cookie.js b/views/shared/javascripts/jquery.cookie.js
similarity index 100%
rename from views/public/javascripts/jquery.cookie.js
rename to views/shared/javascripts/jquery.cookie.js
diff --git a/views/shared/javascripts/jquery.ui.touch-punch.min.js b/views/shared/javascripts/jquery.ui.touch-punch.min.js
new file mode 100644
index 0000000..31272ce
--- /dev/null
+++ b/views/shared/javascripts/jquery.ui.touch-punch.min.js
@@ -0,0 +1,11 @@
+/*!
+ * jQuery UI Touch Punch 0.2.3
+ *
+ * Copyright 2011–2014, Dave Furfero
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ *
+ * Depends:
+ * jquery.ui.widget.js
+ * jquery.ui.mouse.js
+ */
+!function(a){function f(a,b){if(!(a.originalEvent.touches.length>1)){a.preventDefault();var c=a.originalEvent.changedTouches[0],d=document.createEvent("MouseEvents");d.initMouseEvent(b,!0,!0,window,1,c.screenX,c.screenY,c.clientX,c.clientY,!1,!1,!1,!1,0,null),a.target.dispatchEvent(d)}}if(a.support.touch="ontouchend"in document,a.support.touch){var e,b=a.ui.mouse.prototype,c=b._mouseInit,d=b._mouseDestroy;b._touchStart=function(a){var b=this;!e&&b._mouseCapture(a.originalEvent.changedTouches[0])&&(e=!0,b._touchMoved=!1,f(a,"mouseover"),f(a,"mousemove"),f(a,"mousedown"))},b._touchMove=function(a){e&&(this._touchMoved=!0,f(a,"mousemove"))},b._touchEnd=function(a){e&&(f(a,"mouseup"),f(a,"mouseout"),this._touchMoved||f(a,"click"),e=!1)},b._mouseInit=function(){var b=this;b.element.bind({touchstart:a.proxy(b,"_touchStart"),touchmove:a.proxy(b,"_touchMove"),touchend:a.proxy(b,"_touchEnd")}),c.call(b)},b._mouseDestroy=function(){var b=this;b.element.unbind({touchstart:a.proxy(b,"_touchStart"),touchmove:a.proxy(b,"_touchMove"),touchend:a.proxy(b,"_touchEnd")}),d.call(b)}}}(jQuery);
\ No newline at end of file
diff --git a/views/public/javascripts/leaflet.markercluster-src.js b/views/shared/javascripts/leaflet.markercluster-src.js
old mode 100644
new mode 100755
similarity index 100%
rename from views/public/javascripts/leaflet.markercluster-src.js
rename to views/shared/javascripts/leaflet.markercluster-src.js
diff --git a/views/public/javascripts/leaflet.markercluster.js b/views/shared/javascripts/leaflet.markercluster.js
old mode 100644
new mode 100755
similarity index 99%
rename from views/public/javascripts/leaflet.markercluster.js
rename to views/shared/javascripts/leaflet.markercluster.js
index ad73311..db48b44
--- a/views/public/javascripts/leaflet.markercluster.js
+++ b/views/shared/javascripts/leaflet.markercluster.js
@@ -3,4 +3,4 @@
https://github.com/Leaflet/Leaflet.markercluster
(c) 2012-2013, Dave Leaver, smartrak
*/
-!function(t,e){L.MarkerClusterGroup=L.FeatureGroup.extend({options:{maxClusterRadius:80,iconCreateFunction:null,spiderfyOnMaxZoom:!0,showCoverageOnHover:!0,zoomToBoundsOnClick:!0,singleMarkerMode:!1,disableClusteringAtZoom:null,removeOutsideVisibleBounds:!0,animateAddingMarkers:!1,spiderfyDistanceMultiplier:1,polygonOptions:{}},initialize:function(t){L.Util.setOptions(this,t),this.options.iconCreateFunction||(this.options.iconCreateFunction=this._defaultIconCreateFunction),this._featureGroup=L.featureGroup(),this._featureGroup.on(L.FeatureGroup.EVENTS,this._propagateEvent,this),this._nonPointGroup=L.featureGroup(),this._nonPointGroup.on(L.FeatureGroup.EVENTS,this._propagateEvent,this),this._inZoomAnimation=0,this._needsClustering=[],this._needsRemoving=[],this._currentShownBounds=null},addLayer:function(t){if(t instanceof L.LayerGroup){var e=[];for(var i in t._layers)e.push(t._layers[i]);return this.addLayers(e)}if(!t.getLatLng)return this._nonPointGroup.addLayer(t),this;if(!this._map)return this._needsClustering.push(t),this;if(this.hasLayer(t))return this;this._unspiderfy&&this._unspiderfy(),this._addLayer(t,this._maxZoom);var n=t,s=this._map.getZoom();if(t.__parent)for(;n.__parent._zoom>=s;)n=n.__parent;return this._currentShownBounds.contains(n.getLatLng())&&(this.options.animateAddingMarkers?this._animationAddLayer(t,n):this._animationAddLayerNonAnimated(t,n)),this},removeLayer:function(t){if(t instanceof L.LayerGroup){var e=[];for(var i in t._layers)e.push(t._layers[i]);return this.removeLayers(e)}return t.getLatLng?this._map?t.__parent?(this._unspiderfy&&(this._unspiderfy(),this._unspiderfyLayer(t)),this._removeLayer(t,!0),this._featureGroup.hasLayer(t)&&(this._featureGroup.removeLayer(t),t.setOpacity&&t.setOpacity(1)),this):this:(!this._arraySplice(this._needsClustering,t)&&this.hasLayer(t)&&this._needsRemoving.push(t),this):(this._nonPointGroup.removeLayer(t),this)},addLayers:function(t){var e,i,n,s=this._map,r=this._featureGroup,o=this._nonPointGroup;for(e=0,i=t.length;i>e;e++)if(n=t[e],n.getLatLng){if(!this.hasLayer(n))if(s){if(this._addLayer(n,this._maxZoom),n.__parent&&2===n.__parent.getChildCount()){var a=n.__parent.getAllChildMarkers(),h=a[0]===n?a[1]:a[0];r.removeLayer(h)}}else this._needsClustering.push(n)}else o.addLayer(n);return s&&(r.eachLayer(function(t){t instanceof L.MarkerCluster&&t._iconNeedsUpdate&&t._updateIcon()}),this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,this._currentShownBounds)),this},removeLayers:function(t){var e,i,n,s=this._featureGroup,r=this._nonPointGroup;if(!this._map){for(e=0,i=t.length;i>e;e++)n=t[e],this._arraySplice(this._needsClustering,n),r.removeLayer(n);return this}for(e=0,i=t.length;i>e;e++)n=t[e],n.__parent?(this._removeLayer(n,!0,!0),s.hasLayer(n)&&(s.removeLayer(n),n.setOpacity&&n.setOpacity(1))):r.removeLayer(n);return this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,this._currentShownBounds),s.eachLayer(function(t){t instanceof L.MarkerCluster&&t._updateIcon()}),this},clearLayers:function(){return this._map||(this._needsClustering=[],delete this._gridClusters,delete this._gridUnclustered),this._noanimationUnspiderfy&&this._noanimationUnspiderfy(),this._featureGroup.clearLayers(),this._nonPointGroup.clearLayers(),this.eachLayer(function(t){delete t.__parent}),this._map&&this._generateInitialClusters(),this},getBounds:function(){var t=new L.LatLngBounds;if(this._topClusterLevel)t.extend(this._topClusterLevel._bounds);else for(var e=this._needsClustering.length-1;e>=0;e--)t.extend(this._needsClustering[e].getLatLng());return t.extend(this._nonPointGroup.getBounds()),t},eachLayer:function(t,e){var i,n=this._needsClustering.slice();for(this._topClusterLevel&&this._topClusterLevel.getAllChildMarkers(n),i=n.length-1;i>=0;i--)t.call(e,n[i]);this._nonPointGroup.eachLayer(t,e)},getLayers:function(){var t=[];return this.eachLayer(function(e){t.push(e)}),t},hasLayer:function(t){if(!t)return!1;var e,i=this._needsClustering;for(e=i.length-1;e>=0;e--)if(i[e]===t)return!0;for(i=this._needsRemoving,e=i.length-1;e>=0;e--)if(i[e]===t)return!1;return!(!t.__parent||t.__parent._group!==this)||this._nonPointGroup.hasLayer(t)},zoomToShowLayer:function(t,e){var i=function(){if((t._icon||t.__parent._icon)&&!this._inZoomAnimation)if(this._map.off("moveend",i,this),this.off("animationend",i,this),t._icon)e();else if(t.__parent._icon){var n=function(){this.off("spiderfied",n,this),e()};this.on("spiderfied",n,this),t.__parent.spiderfy()}};t._icon?e():t.__parent._zoome;e++)n=this._needsRemoving[e],this._removeLayer(n,!0);for(this._needsRemoving=[],e=0,i=this._needsClustering.length;i>e;e++)n=this._needsClustering[e],n.getLatLng?n.__parent||this._addLayer(n,this._maxZoom):this._featureGroup.addLayer(n);this._needsClustering=[],this._map.on("zoomend",this._zoomEnd,this),this._map.on("moveend",this._moveEnd,this),this._spiderfierOnAdd&&this._spiderfierOnAdd(),this._bindEvents(),this._zoom=this._map.getZoom(),this._currentShownBounds=this._getExpandedVisibleBounds(),this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,this._currentShownBounds)},onRemove:function(t){t.off("zoomend",this._zoomEnd,this),t.off("moveend",this._moveEnd,this),this._unbindEvents(),this._map._mapPane.className=this._map._mapPane.className.replace(" leaflet-cluster-anim",""),this._spiderfierOnRemove&&this._spiderfierOnRemove(),this._hideCoverage(),this._featureGroup.onRemove(t),this._nonPointGroup.onRemove(t),this._featureGroup.clearLayers(),this._map=null},getVisibleParent:function(t){for(var e=t;e&&!e._icon;)e=e.__parent;return e||null},_arraySplice:function(t,e){for(var i=t.length-1;i>=0;i--)if(t[i]===e)return t.splice(i,1),!0},_removeLayer:function(t,e,i){var n=this._gridClusters,s=this._gridUnclustered,r=this._featureGroup,o=this._map;if(e)for(var a=this._maxZoom;a>=0&&s[a].removeObject(t,o.project(t.getLatLng(),a));a--);var h,_=t.__parent,u=_._markers;for(this._arraySplice(u,t);_&&(_._childCount--,!(_._zoom<0));)e&&_._childCount<=1?(h=_._markers[0]===t?_._markers[1]:_._markers[0],n[_._zoom].removeObject(_,o.project(_._cLatLng,_._zoom)),s[_._zoom].addObject(h,o.project(h.getLatLng(),_._zoom)),this._arraySplice(_.__parent._childClusters,_),_.__parent._markers.push(h),h.__parent=_.__parent,_._icon&&(r.removeLayer(_),i||r.addLayer(h))):(_._recalculateBounds(),i&&_._icon||_._updateIcon()),_=_.__parent;delete t.__parent},_propagateEvent:function(t){t.layer instanceof L.MarkerCluster&&(t.type="cluster"+t.type),this.fire(t.type,t)},_defaultIconCreateFunction:function(t){var e=t.getChildCount(),i=" marker-cluster-";return i+=10>e?"small":100>e?"medium":"large",new L.DivIcon({html:"this._map._zoom?(this._animationStart(),this._animationZoomOut(this._zoom,this._map._zoom)):this._moveEnd()},_getExpandedVisibleBounds:function(){if(!this.options.removeOutsideVisibleBounds)return this.getBounds();var t=this._map,e=t.getBounds(),i=e._southWest,n=e._northEast,s=L.Browser.mobile?0:Math.abs(i.lat-n.lat),r=L.Browser.mobile?0:Math.abs(i.lng-n.lng);return new L.LatLngBounds(new L.LatLng(i.lat-s,i.lng-r,!0),new L.LatLng(n.lat+s,n.lng+r,!0))},_animationAddLayerNonAnimated:function(t,e){if(e===t)this._featureGroup.addLayer(t);else if(2===e._childCount){e._addToMap();var i=e.getAllChildMarkers();this._featureGroup.removeLayer(i[0]),this._featureGroup.removeLayer(i[1])}else e._updateIcon()}}),L.MarkerClusterGroup.include(L.DomUtil.TRANSITION?{_animationStart:function(){this._map._mapPane.className+=" leaflet-cluster-anim",this._inZoomAnimation++},_animationEnd:function(){this._map&&(this._map._mapPane.className=this._map._mapPane.className.replace(" leaflet-cluster-anim","")),this._inZoomAnimation--,this.fire("animationend")},_animationZoomIn:function(t,e){var i,n=this,s=this._getExpandedVisibleBounds(),r=this._featureGroup;this._topClusterLevel._recursively(s,t,0,function(n){var o,a=n._latlng,h=n._markers;for(s.contains(a)||(a=null),n._isSingleParent()&&t+1===e?(r.removeLayer(n),n._recursivelyAddChildrenToMap(null,e,s)):(n.setOpacity(0),n._recursivelyAddChildrenToMap(a,e,s)),i=h.length-1;i>=0;i--)o=h[i],s.contains(o._latlng)||r.removeLayer(o)}),this._forceLayout(),n._topClusterLevel._recursivelyBecomeVisible(s,e),r.eachLayer(function(t){t instanceof L.MarkerCluster||!t._icon||t.setOpacity(1)}),n._topClusterLevel._recursively(s,t,e,function(t){t._recursivelyRestoreChildPositions(e)}),setTimeout(function(){n._topClusterLevel._recursively(s,t,0,function(t){r.removeLayer(t),t.setOpacity(1)}),n._animationEnd()},200)},_animationZoomOut:function(t,e){this._animationZoomOutSingle(this._topClusterLevel,t-1,e),this._topClusterLevel._recursivelyAddChildrenToMap(null,e,this._getExpandedVisibleBounds()),this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t,this._getExpandedVisibleBounds())},_animationZoomOutSingle:function(t,e,i){var n=this._getExpandedVisibleBounds();t._recursivelyAnimateChildrenInAndAddSelfToMap(n,e+1,i);var s=this;this._forceLayout(),t._recursivelyBecomeVisible(n,i),setTimeout(function(){if(1===t._childCount){var r=t._markers[0];r.setLatLng(r.getLatLng()),r.setOpacity(1)}else t._recursively(n,i,0,function(t){t._recursivelyRemoveChildrenFromMap(n,e+1)});s._animationEnd()},200)},_animationAddLayer:function(t,e){var i=this,n=this._featureGroup;n.addLayer(t),e!==t&&(e._childCount>2?(e._updateIcon(),this._forceLayout(),this._animationStart(),t._setPos(this._map.latLngToLayerPoint(e.getLatLng())),t.setOpacity(0),setTimeout(function(){n.removeLayer(t),t.setOpacity(1),i._animationEnd()},200)):(this._forceLayout(),i._animationStart(),i._animationZoomOutSingle(e,this._map.getMaxZoom(),this._map.getZoom())))},_forceLayout:function(){L.Util.falseFn(e.body.offsetWidth)}}:{_animationStart:function(){},_animationZoomIn:function(t,e){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t),this._topClusterLevel._recursivelyAddChildrenToMap(null,e,this._getExpandedVisibleBounds())},_animationZoomOut:function(t,e){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t),this._topClusterLevel._recursivelyAddChildrenToMap(null,e,this._getExpandedVisibleBounds())},_animationAddLayer:function(t,e){this._animationAddLayerNonAnimated(t,e)}}),L.markerClusterGroup=function(t){return new L.MarkerClusterGroup(t)},L.MarkerCluster=L.Marker.extend({initialize:function(t,e,i,n){L.Marker.prototype.initialize.call(this,i?i._cLatLng||i.getLatLng():new L.LatLng(0,0),{icon:this}),this._group=t,this._zoom=e,this._markers=[],this._childClusters=[],this._childCount=0,this._iconNeedsUpdate=!0,this._bounds=new L.LatLngBounds,i&&this._addChild(i),n&&this._addChild(n)},getAllChildMarkers:function(t){t=t||[];for(var e=this._childClusters.length-1;e>=0;e--)this._childClusters[e].getAllChildMarkers(t);for(var i=this._markers.length-1;i>=0;i--)t.push(this._markers[i]);return t},getChildCount:function(){return this._childCount},zoomToBounds:function(){for(var t,e=this._childClusters.slice(),i=this._group._map,n=i.getBoundsZoom(this._bounds),s=this._zoom+1;e.length>0&&n>s;){s++;var r=[];for(t=0;ts?this._group._map.setView(this._latlng,s):this._group._map.fitBounds(this._bounds)},getBounds:function(){var t=new L.LatLngBounds;return t.extend(this._bounds),t},_updateIcon:function(){this._iconNeedsUpdate=!0,this._icon&&this.setIcon(this)},createIcon:function(){return this._iconNeedsUpdate&&(this._iconObj=this._group.options.iconCreateFunction(this),this._iconNeedsUpdate=!1),this._iconObj.createIcon()},createShadow:function(){return this._iconObj.createShadow()},_addChild:function(t,e){this._iconNeedsUpdate=!0,this._expandBounds(t),t instanceof L.MarkerCluster?(e||(this._childClusters.push(t),t.__parent=this),this._childCount+=t._childCount):(e||this._markers.push(t),this._childCount++),this.__parent&&this.__parent._addChild(t,!0)},_expandBounds:function(t){var e,i=t._wLatLng||t._latlng;t instanceof L.MarkerCluster?(this._bounds.extend(t._bounds),e=t._childCount):(this._bounds.extend(i),e=1),this._cLatLng||(this._cLatLng=t._cLatLng||i);var n=this._childCount+e;this._wLatLng?(this._wLatLng.lat=(i.lat*e+this._wLatLng.lat*this._childCount)/n,this._wLatLng.lng=(i.lng*e+this._wLatLng.lng*this._childCount)/n):this._latlng=this._wLatLng=new L.LatLng(i.lat,i.lng)},_addToMap:function(t){t&&(this._backupLatlng=this._latlng,this.setLatLng(t)),this._group._featureGroup.addLayer(this)},_recursivelyAnimateChildrenIn:function(t,e,i){this._recursively(t,0,i-1,function(t){var i,n,s=t._markers;for(i=s.length-1;i>=0;i--)n=s[i],n._icon&&(n._setPos(e),n.setOpacity(0))},function(t){var i,n,s=t._childClusters;for(i=s.length-1;i>=0;i--)n=s[i],n._icon&&(n._setPos(e),n.setOpacity(0))})},_recursivelyAnimateChildrenInAndAddSelfToMap:function(t,e,i){this._recursively(t,i,0,function(n){n._recursivelyAnimateChildrenIn(t,n._group._map.latLngToLayerPoint(n.getLatLng()).round(),e),n._isSingleParent()&&e-1===i?(n.setOpacity(1),n._recursivelyRemoveChildrenFromMap(t,e)):n.setOpacity(0),n._addToMap()})},_recursivelyBecomeVisible:function(t,e){this._recursively(t,0,e,null,function(t){t.setOpacity(1)})},_recursivelyAddChildrenToMap:function(t,e,i){this._recursively(i,-1,e,function(n){if(e!==n._zoom)for(var s=n._markers.length-1;s>=0;s--){var r=n._markers[s];i.contains(r._latlng)&&(t&&(r._backupLatlng=r.getLatLng(),r.setLatLng(t),r.setOpacity&&r.setOpacity(0)),n._group._featureGroup.addLayer(r))}},function(e){e._addToMap(t)})},_recursivelyRestoreChildPositions:function(t){for(var e=this._markers.length-1;e>=0;e--){var i=this._markers[e];i._backupLatlng&&(i.setLatLng(i._backupLatlng),delete i._backupLatlng)}if(t-1===this._zoom)for(var n=this._childClusters.length-1;n>=0;n--)this._childClusters[n]._restorePosition();else for(var s=this._childClusters.length-1;s>=0;s--)this._childClusters[s]._recursivelyRestoreChildPositions(t)},_restorePosition:function(){this._backupLatlng&&(this.setLatLng(this._backupLatlng),delete this._backupLatlng)},_recursivelyRemoveChildrenFromMap:function(t,e,i){var n,s;this._recursively(t,-1,e-1,function(t){for(s=t._markers.length-1;s>=0;s--)n=t._markers[s],i&&i.contains(n._latlng)||(t._group._featureGroup.removeLayer(n),n.setOpacity&&n.setOpacity(1))},function(t){for(s=t._childClusters.length-1;s>=0;s--)n=t._childClusters[s],i&&i.contains(n._latlng)||(t._group._featureGroup.removeLayer(n),n.setOpacity&&n.setOpacity(1))})},_recursively:function(t,e,i,n,s){var r,o,a=this._childClusters,h=this._zoom;if(e>h)for(r=a.length-1;r>=0;r--)o=a[r],t.intersects(o._bounds)&&o._recursively(t,e,i,n,s);else if(n&&n(this),s&&this._zoom===i&&s(this),i>h)for(r=a.length-1;r>=0;r--)o=a[r],t.intersects(o._bounds)&&o._recursively(t,e,i,n,s)},_recalculateBounds:function(){var t,e=this._markers,i=this._childClusters;for(this._bounds=new L.LatLngBounds,delete this._wLatLng,t=e.length-1;t>=0;t--)this._expandBounds(e[t]);for(t=i.length-1;t>=0;t--)this._expandBounds(i[t])},_isSingleParent:function(){return this._childClusters.length>0&&this._childClusters[0]._childCount===this._childCount}}),L.DistanceGrid=function(t){this._cellSize=t,this._sqCellSize=t*t,this._grid={},this._objectPoint={}},L.DistanceGrid.prototype={addObject:function(t,e){var i=this._getCoord(e.x),n=this._getCoord(e.y),s=this._grid,r=s[n]=s[n]||{},o=r[i]=r[i]||[],a=L.Util.stamp(t);this._objectPoint[a]=e,o.push(t)},updateObject:function(t,e){this.removeObject(t),this.addObject(t,e)},removeObject:function(t,e){var i,n,s=this._getCoord(e.x),r=this._getCoord(e.y),o=this._grid,a=o[r]=o[r]||{},h=a[s]=a[s]||[];for(delete this._objectPoint[L.Util.stamp(t)],i=0,n=h.length;n>i;i++)if(h[i]===t)return h.splice(i,1),1===n&&delete a[s],!0},eachObject:function(t,e){var i,n,s,r,o,a,h,_=this._grid;for(i in _){o=_[i];for(n in o)for(a=o[n],s=0,r=a.length;r>s;s++)h=t.call(e,a[s]),h&&(s--,r--)}},getNearObject:function(t){var e,i,n,s,r,o,a,h,_=this._getCoord(t.x),u=this._getCoord(t.y),l=this._objectPoint,d=this._sqCellSize,p=null;for(e=u-1;u+1>=e;e++)if(s=this._grid[e])for(i=_-1;_+1>=i;i++)if(r=s[i])for(n=0,o=r.length;o>n;n++)a=r[n],h=this._sqDist(l[L.Util.stamp(a)],t),d>h&&(d=h,p=a);return p},_getCoord:function(t){return Math.floor(t/this._cellSize)},_sqDist:function(t,e){var i=e.x-t.x,n=e.y-t.y;return i*i+n*n}},function(){L.QuickHull={getDistant:function(t,e){var i=e[1].lat-e[0].lat,n=e[0].lng-e[1].lng;return n*(t.lat-e[0].lat)+i*(t.lng-e[0].lng)},findMostDistantPointFromBaseLine:function(t,e){var i,n,s,r=0,o=null,a=[];for(i=e.length-1;i>=0;i--)n=e[i],s=this.getDistant(n,t),s>0&&(a.push(n),s>r&&(r=s,o=n));return{maxPoint:o,newPoints:a}},buildConvexHull:function(t,e){var i=[],n=this.findMostDistantPointFromBaseLine(t,e);return n.maxPoint?(i=i.concat(this.buildConvexHull([t[0],n.maxPoint],n.newPoints)),i=i.concat(this.buildConvexHull([n.maxPoint,t[1]],n.newPoints))):[t[0]]},getConvexHull:function(t){var e,i=!1,n=!1,s=null,r=null;for(e=t.length-1;e>=0;e--){var o=t[e];(i===!1||o.lat>i)&&(s=o,i=o.lat),(n===!1||o.lat=0;e--)t=i[e].getLatLng(),n.push(t);return L.QuickHull.getConvexHull(n)}}),L.MarkerCluster.include({_2PI:2*Math.PI,_circleFootSeparation:25,_circleStartAngle:Math.PI/6,_spiralFootSeparation:28,_spiralLengthStart:11,_spiralLengthFactor:5,_circleSpiralSwitchover:9,spiderfy:function(){if(this._group._spiderfied!==this&&!this._group._inZoomAnimation){var t,e=this.getAllChildMarkers(),i=this._group,n=i._map,s=n.latLngToLayerPoint(this._latlng);this._group._unspiderfy(),this._group._spiderfied=this,e.length>=this._circleSpiralSwitchover?t=this._generatePointsSpiral(e.length,s):(s.y+=10,t=this._generatePointsCircle(e.length,s)),this._animationSpiderfy(e,t)}},unspiderfy:function(t){this._group._inZoomAnimation||(this._animationUnspiderfy(t),this._group._spiderfied=null)},_generatePointsCircle:function(t,e){var i,n,s=this._group.options.spiderfyDistanceMultiplier*this._circleFootSeparation*(2+t),r=s/this._2PI,o=this._2PI/t,a=[];for(a.length=t,i=t-1;i>=0;i--)n=this._circleStartAngle+i*o,a[i]=new L.Point(e.x+r*Math.cos(n),e.y+r*Math.sin(n))._round();return a},_generatePointsSpiral:function(t,e){var i,n=this._group.options.spiderfyDistanceMultiplier*this._spiralLengthStart,s=this._group.options.spiderfyDistanceMultiplier*this._spiralFootSeparation,r=this._group.options.spiderfyDistanceMultiplier*this._spiralLengthFactor,o=0,a=[];for(a.length=t,i=t-1;i>=0;i--)o+=s/n+5e-4*i,a[i]=new L.Point(e.x+n*Math.cos(o),e.y+n*Math.sin(o))._round(),n+=this._2PI*r/o;return a},_noanimationUnspiderfy:function(){var t,e,i=this._group,n=i._map,s=i._featureGroup,r=this.getAllChildMarkers();for(this.setOpacity(1),e=r.length-1;e>=0;e--)t=r[e],s.removeLayer(t),t._preSpiderfyLatlng&&(t.setLatLng(t._preSpiderfyLatlng),delete t._preSpiderfyLatlng),t.setZIndexOffset&&t.setZIndexOffset(0),t._spiderLeg&&(n.removeLayer(t._spiderLeg),delete t._spiderLeg);i._spiderfied=null}}),L.MarkerCluster.include(L.DomUtil.TRANSITION?{SVG_ANIMATION:function(){return e.createElementNS("http://www.w3.org/2000/svg","animate").toString().indexOf("SVGAnimate")>-1}(),_animationSpiderfy:function(t,i){var n,s,r,o,a=this,h=this._group,_=h._map,u=h._featureGroup,l=_.latLngToLayerPoint(this._latlng);for(n=t.length-1;n>=0;n--)s=t[n],s.setOpacity?(s.setZIndexOffset(1e6),s.setOpacity(0),u.addLayer(s),s._setPos(l)):u.addLayer(s);h._forceLayout(),h._animationStart();var d=L.Path.SVG?0:.3,p=L.Path.SVG_NS;for(n=t.length-1;n>=0;n--)if(o=_.layerPointToLatLng(i[n]),s=t[n],s._preSpiderfyLatlng=s._latlng,s.setLatLng(o),s.setOpacity&&s.setOpacity(1),r=new L.Polyline([a._latlng,o],{weight:1.5,color:"#222",opacity:d}),_.addLayer(r),s._spiderLeg=r,L.Path.SVG&&this.SVG_ANIMATION){var c=r._path.getTotalLength();r._path.setAttribute("stroke-dasharray",c+","+c);var m=e.createElementNS(p,"animate");m.setAttribute("attributeName","stroke-dashoffset"),m.setAttribute("begin","indefinite"),m.setAttribute("from",c),m.setAttribute("to",0),m.setAttribute("dur",.25),r._path.appendChild(m),m.beginElement(),m=e.createElementNS(p,"animate"),m.setAttribute("attributeName","stroke-opacity"),m.setAttribute("attributeName","stroke-opacity"),m.setAttribute("begin","indefinite"),m.setAttribute("from",0),m.setAttribute("to",.5),m.setAttribute("dur",.25),r._path.appendChild(m),m.beginElement()}if(a.setOpacity(.3),L.Path.SVG)for(this._group._forceLayout(),n=t.length-1;n>=0;n--)s=t[n]._spiderLeg,s.options.opacity=.5,s._path.setAttribute("stroke-opacity",.5);setTimeout(function(){h._animationEnd(),h.fire("spiderfied")},200)},_animationUnspiderfy:function(t){var e,i,n,s=this._group,r=s._map,o=s._featureGroup,a=t?r._latLngToNewLayerPoint(this._latlng,t.zoom,t.center):r.latLngToLayerPoint(this._latlng),h=this.getAllChildMarkers(),_=L.Path.SVG&&this.SVG_ANIMATION;for(s._animationStart(),this.setOpacity(1),i=h.length-1;i>=0;i--)e=h[i],e._preSpiderfyLatlng&&(e.setLatLng(e._preSpiderfyLatlng),delete e._preSpiderfyLatlng,e.setOpacity?(e._setPos(a),e.setOpacity(0)):o.removeLayer(e),_&&(n=e._spiderLeg._path.childNodes[0],n.setAttribute("to",n.getAttribute("from")),n.setAttribute("from",0),n.beginElement(),n=e._spiderLeg._path.childNodes[1],n.setAttribute("from",.5),n.setAttribute("to",0),n.setAttribute("stroke-opacity",0),n.beginElement(),e._spiderLeg._path.setAttribute("stroke-opacity",0)));setTimeout(function(){var t=0;for(i=h.length-1;i>=0;i--)e=h[i],e._spiderLeg&&t++;for(i=h.length-1;i>=0;i--)e=h[i],e._spiderLeg&&(e.setOpacity&&(e.setOpacity(1),e.setZIndexOffset(0)),t>1&&o.removeLayer(e),r.removeLayer(e._spiderLeg),delete e._spiderLeg);s._animationEnd()},200)}}:{_animationSpiderfy:function(t,e){var i,n,s,r,o=this._group,a=o._map,h=o._featureGroup;for(i=t.length-1;i>=0;i--)r=a.layerPointToLatLng(e[i]),n=t[i],n._preSpiderfyLatlng=n._latlng,n.setLatLng(r),n.setZIndexOffset&&n.setZIndexOffset(1e6),h.addLayer(n),s=new L.Polyline([this._latlng,r],{weight:1.5,color:"#222"}),a.addLayer(s),n._spiderLeg=s;this.setOpacity(.3),o.fire("spiderfied")},_animationUnspiderfy:function(){this._noanimationUnspiderfy()}}),L.MarkerClusterGroup.include({_spiderfied:null,_spiderfierOnAdd:function(){this._map.on("click",this._unspiderfyWrapper,this),this._map.options.zoomAnimation&&this._map.on("zoomstart",this._unspiderfyZoomStart,this),this._map.on("zoomend",this._noanimationUnspiderfy,this),L.Path.SVG&&!L.Browser.touch&&this._map._initPathRoot()},_spiderfierOnRemove:function(){this._map.off("click",this._unspiderfyWrapper,this),this._map.off("zoomstart",this._unspiderfyZoomStart,this),this._map.off("zoomanim",this._unspiderfyZoomAnim,this),this._unspiderfy()},_unspiderfyZoomStart:function(){this._map&&this._map.on("zoomanim",this._unspiderfyZoomAnim,this)},_unspiderfyZoomAnim:function(t){L.DomUtil.hasClass(this._map._mapPane,"leaflet-touching")||(this._map.off("zoomanim",this._unspiderfyZoomAnim,this),this._unspiderfy(t))},_unspiderfyWrapper:function(){this._unspiderfy()},_unspiderfy:function(t){this._spiderfied&&this._spiderfied.unspiderfy(t)},_noanimationUnspiderfy:function(){this._spiderfied&&this._spiderfied._noanimationUnspiderfy()},_unspiderfyLayer:function(t){t._spiderLeg&&(this._featureGroup.removeLayer(t),t.setOpacity(1),t.setZIndexOffset(0),this._map.removeLayer(t._spiderLeg),delete t._spiderLeg)}})}(window,document);
\ No newline at end of file
+!function(t,e){L.MarkerClusterGroup=L.FeatureGroup.extend({options:{maxClusterRadius:80,iconCreateFunction:null,spiderfyOnMaxZoom:!0,showCoverageOnHover:!0,zoomToBoundsOnClick:!0,singleMarkerMode:!1,disableClusteringAtZoom:null,removeOutsideVisibleBounds:!0,animateAddingMarkers:!1,spiderfyDistanceMultiplier:1,polygonOptions:{}},initialize:function(t){L.Util.setOptions(this,t),this.options.iconCreateFunction||(this.options.iconCreateFunction=this._defaultIconCreateFunction),this._featureGroup=L.featureGroup(),this._featureGroup.on(L.FeatureGroup.EVENTS,this._propagateEvent,this),this._nonPointGroup=L.featureGroup(),this._nonPointGroup.on(L.FeatureGroup.EVENTS,this._propagateEvent,this),this._inZoomAnimation=0,this._needsClustering=[],this._needsRemoving=[],this._currentShownBounds=null},addLayer:function(t){if(t instanceof L.LayerGroup){var e=[];for(var i in t._layers)e.push(t._layers[i]);return this.addLayers(e)}if(!t.getLatLng)return this._nonPointGroup.addLayer(t),this;if(!this._map)return this._needsClustering.push(t),this;if(this.hasLayer(t))return this;this._unspiderfy&&this._unspiderfy(),this._addLayer(t,this._maxZoom);var n=t,s=this._map.getZoom();if(t.__parent)for(;n.__parent._zoom>=s;)n=n.__parent;return this._currentShownBounds.contains(n.getLatLng())&&(this.options.animateAddingMarkers?this._animationAddLayer(t,n):this._animationAddLayerNonAnimated(t,n)),this},removeLayer:function(t){if(t instanceof L.LayerGroup){var e=[];for(var i in t._layers)e.push(t._layers[i]);return this.removeLayers(e)}return t.getLatLng?this._map?t.__parent?(this._unspiderfy&&(this._unspiderfy(),this._unspiderfyLayer(t)),this._removeLayer(t,!0),this._featureGroup.hasLayer(t)&&(this._featureGroup.removeLayer(t),t.setOpacity&&t.setOpacity(1)),this):this:(!this._arraySplice(this._needsClustering,t)&&this.hasLayer(t)&&this._needsRemoving.push(t),this):(this._nonPointGroup.removeLayer(t),this)},addLayers:function(t){var e,i,n,s=this._map,r=this._featureGroup,o=this._nonPointGroup;for(e=0,i=t.length;i>e;e++)if(n=t[e],n.getLatLng){if(!this.hasLayer(n))if(s){if(this._addLayer(n,this._maxZoom),n.__parent&&2===n.__parent.getChildCount()){var a=n.__parent.getAllChildMarkers(),h=a[0]===n?a[1]:a[0];r.removeLayer(h)}}else this._needsClustering.push(n)}else o.addLayer(n);return s&&(r.eachLayer(function(t){t instanceof L.MarkerCluster&&t._iconNeedsUpdate&&t._updateIcon()}),this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,this._currentShownBounds)),this},removeLayers:function(t){var e,i,n,s=this._featureGroup,r=this._nonPointGroup;if(!this._map){for(e=0,i=t.length;i>e;e++)n=t[e],this._arraySplice(this._needsClustering,n),r.removeLayer(n);return this}for(e=0,i=t.length;i>e;e++)n=t[e],n.__parent?(this._removeLayer(n,!0,!0),s.hasLayer(n)&&(s.removeLayer(n),n.setOpacity&&n.setOpacity(1))):r.removeLayer(n);return this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,this._currentShownBounds),s.eachLayer(function(t){t instanceof L.MarkerCluster&&t._updateIcon()}),this},clearLayers:function(){return this._map||(this._needsClustering=[],delete this._gridClusters,delete this._gridUnclustered),this._noanimationUnspiderfy&&this._noanimationUnspiderfy(),this._featureGroup.clearLayers(),this._nonPointGroup.clearLayers(),this.eachLayer(function(t){delete t.__parent}),this._map&&this._generateInitialClusters(),this},getBounds:function(){var t=new L.LatLngBounds;if(this._topClusterLevel)t.extend(this._topClusterLevel._bounds);else for(var e=this._needsClustering.length-1;e>=0;e--)t.extend(this._needsClustering[e].getLatLng());return t.extend(this._nonPointGroup.getBounds()),t},eachLayer:function(t,e){var i,n=this._needsClustering.slice();for(this._topClusterLevel&&this._topClusterLevel.getAllChildMarkers(n),i=n.length-1;i>=0;i--)t.call(e,n[i]);this._nonPointGroup.eachLayer(t,e)},getLayers:function(){var t=[];return this.eachLayer(function(e){t.push(e)}),t},hasLayer:function(t){if(!t)return!1;var e,i=this._needsClustering;for(e=i.length-1;e>=0;e--)if(i[e]===t)return!0;for(i=this._needsRemoving,e=i.length-1;e>=0;e--)if(i[e]===t)return!1;return!(!t.__parent||t.__parent._group!==this)||this._nonPointGroup.hasLayer(t)},zoomToShowLayer:function(t,e){var i=function(){if((t._icon||t.__parent._icon)&&!this._inZoomAnimation)if(this._map.off("moveend",i,this),this.off("animationend",i,this),t._icon)e();else if(t.__parent._icon){var n=function(){this.off("spiderfied",n,this),e()};this.on("spiderfied",n,this),t.__parent.spiderfy()}};t._icon?e():t.__parent._zoome;e++)n=this._needsRemoving[e],this._removeLayer(n,!0);for(this._needsRemoving=[],e=0,i=this._needsClustering.length;i>e;e++)n=this._needsClustering[e],n.getLatLng?n.__parent||this._addLayer(n,this._maxZoom):this._featureGroup.addLayer(n);this._needsClustering=[],this._map.on("zoomend",this._zoomEnd,this),this._map.on("moveend",this._moveEnd,this),this._spiderfierOnAdd&&this._spiderfierOnAdd(),this._bindEvents(),this._zoom=this._map.getZoom(),this._currentShownBounds=this._getExpandedVisibleBounds(),this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,this._currentShownBounds)},onRemove:function(t){t.off("zoomend",this._zoomEnd,this),t.off("moveend",this._moveEnd,this),this._unbindEvents(),this._map._mapPane.className=this._map._mapPane.className.replace(" leaflet-cluster-anim",""),this._spiderfierOnRemove&&this._spiderfierOnRemove(),this._hideCoverage(),this._featureGroup.onRemove(t),this._nonPointGroup.onRemove(t),this._featureGroup.clearLayers(),this._map=null},getVisibleParent:function(t){for(var e=t;e&&!e._icon;)e=e.__parent;return e||null},_arraySplice:function(t,e){for(var i=t.length-1;i>=0;i--)if(t[i]===e)return t.splice(i,1),!0},_removeLayer:function(t,e,i){var n=this._gridClusters,s=this._gridUnclustered,r=this._featureGroup,o=this._map;if(e)for(var a=this._maxZoom;a>=0&&s[a].removeObject(t,o.project(t.getLatLng(),a));a--);var h,_=t.__parent,u=_._markers;for(this._arraySplice(u,t);_&&(_._childCount--,!(_._zoom<0));)e&&_._childCount<=1?(h=_._markers[0]===t?_._markers[1]:_._markers[0],n[_._zoom].removeObject(_,o.project(_._cLatLng,_._zoom)),s[_._zoom].addObject(h,o.project(h.getLatLng(),_._zoom)),this._arraySplice(_.__parent._childClusters,_),_.__parent._markers.push(h),h.__parent=_.__parent,_._icon&&(r.removeLayer(_),i||r.addLayer(h))):(_._recalculateBounds(),i&&_._icon||_._updateIcon()),_=_.__parent;delete t.__parent},_propagateEvent:function(t){t.layer instanceof L.MarkerCluster&&(t.type="cluster"+t.type),this.fire(t.type,t)},_defaultIconCreateFunction:function(t){var e=t.getChildCount(),i=" marker-cluster-";return i+=10>e?"small":100>e?"medium":"large",new L.DivIcon({html:"this._map._zoom?(this._animationStart(),this._animationZoomOut(this._zoom,this._map._zoom)):this._moveEnd()},_getExpandedVisibleBounds:function(){if(!this.options.removeOutsideVisibleBounds)return this.getBounds();var t=this._map,e=t.getBounds(),i=e._southWest,n=e._northEast,s=L.Browser.mobile?0:Math.abs(i.lat-n.lat),r=L.Browser.mobile?0:Math.abs(i.lng-n.lng);return new L.LatLngBounds(new L.LatLng(i.lat-s,i.lng-r,!0),new L.LatLng(n.lat+s,n.lng+r,!0))},_animationAddLayerNonAnimated:function(t,e){if(e===t)this._featureGroup.addLayer(t);else if(2===e._childCount){e._addToMap();var i=e.getAllChildMarkers();this._featureGroup.removeLayer(i[0]),this._featureGroup.removeLayer(i[1])}else e._updateIcon()}}),L.MarkerClusterGroup.include(L.DomUtil.TRANSITION?{_animationStart:function(){this._map._mapPane.className+=" leaflet-cluster-anim",this._inZoomAnimation++},_animationEnd:function(){this._map&&(this._map._mapPane.className=this._map._mapPane.className.replace(" leaflet-cluster-anim","")),this._inZoomAnimation--,this.fire("animationend")},_animationZoomIn:function(t,e){var i,n=this,s=this._getExpandedVisibleBounds(),r=this._featureGroup;this._topClusterLevel._recursively(s,t,0,function(n){var o,a=n._latlng,h=n._markers;for(s.contains(a)||(a=null),n._isSingleParent()&&t+1===e?(r.removeLayer(n),n._recursivelyAddChildrenToMap(null,e,s)):(n.setOpacity(0),n._recursivelyAddChildrenToMap(a,e,s)),i=h.length-1;i>=0;i--)o=h[i],s.contains(o._latlng)||r.removeLayer(o)}),this._forceLayout(),n._topClusterLevel._recursivelyBecomeVisible(s,e),r.eachLayer(function(t){t instanceof L.MarkerCluster||!t._icon||t.setOpacity(1)}),n._topClusterLevel._recursively(s,t,e,function(t){t._recursivelyRestoreChildPositions(e)}),setTimeout(function(){n._topClusterLevel._recursively(s,t,0,function(t){r.removeLayer(t),t.setOpacity(1)}),n._animationEnd()},200)},_animationZoomOut:function(t,e){this._animationZoomOutSingle(this._topClusterLevel,t-1,e),this._topClusterLevel._recursivelyAddChildrenToMap(null,e,this._getExpandedVisibleBounds()),this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t,this._getExpandedVisibleBounds())},_animationZoomOutSingle:function(t,e,i){var n=this._getExpandedVisibleBounds();t._recursivelyAnimateChildrenInAndAddSelfToMap(n,e+1,i);var s=this;this._forceLayout(),t._recursivelyBecomeVisible(n,i),setTimeout(function(){if(1===t._childCount){var r=t._markers[0];r.setLatLng(r.getLatLng()),r.setOpacity(1)}else t._recursively(n,i,0,function(t){t._recursivelyRemoveChildrenFromMap(n,e+1)});s._animationEnd()},200)},_animationAddLayer:function(t,e){var i=this,n=this._featureGroup;n.addLayer(t),e!==t&&(e._childCount>2?(e._updateIcon(),this._forceLayout(),this._animationStart(),t._setPos(this._map.latLngToLayerPoint(e.getLatLng())),t.setOpacity(0),setTimeout(function(){n.removeLayer(t),t.setOpacity(1),i._animationEnd()},200)):(this._forceLayout(),i._animationStart(),i._animationZoomOutSingle(e,this._map.getMaxZoom(),this._map.getZoom())))},_forceLayout:function(){L.Util.falseFn(e.body.offsetWidth)}}:{_animationStart:function(){},_animationZoomIn:function(t,e){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t),this._topClusterLevel._recursivelyAddChildrenToMap(null,e,this._getExpandedVisibleBounds())},_animationZoomOut:function(t,e){this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,t),this._topClusterLevel._recursivelyAddChildrenToMap(null,e,this._getExpandedVisibleBounds())},_animationAddLayer:function(t,e){this._animationAddLayerNonAnimated(t,e)}}),L.markerClusterGroup=function(t){return new L.MarkerClusterGroup(t)},L.MarkerCluster=L.Marker.extend({initialize:function(t,e,i,n){L.Marker.prototype.initialize.call(this,i?i._cLatLng||i.getLatLng():new L.LatLng(0,0),{icon:this}),this._group=t,this._zoom=e,this._markers=[],this._childClusters=[],this._childCount=0,this._iconNeedsUpdate=!0,this._bounds=new L.LatLngBounds,i&&this._addChild(i),n&&this._addChild(n)},getAllChildMarkers:function(t){t=t||[];for(var e=this._childClusters.length-1;e>=0;e--)this._childClusters[e].getAllChildMarkers(t);for(var i=this._markers.length-1;i>=0;i--)t.push(this._markers[i]);return t},getChildCount:function(){return this._childCount},zoomToBounds:function(){for(var t,e=this._childClusters.slice(),i=this._group._map,n=i.getBoundsZoom(this._bounds),s=this._zoom+1;e.length>0&&n>s;){s++;var r=[];for(t=0;ts?this._group._map.setView(this._latlng,s):this._group._map.fitBounds(this._bounds)},getBounds:function(){var t=new L.LatLngBounds;return t.extend(this._bounds),t},_updateIcon:function(){this._iconNeedsUpdate=!0,this._icon&&this.setIcon(this)},createIcon:function(){return this._iconNeedsUpdate&&(this._iconObj=this._group.options.iconCreateFunction(this),this._iconNeedsUpdate=!1),this._iconObj.createIcon()},createShadow:function(){return this._iconObj.createShadow()},_addChild:function(t,e){this._iconNeedsUpdate=!0,this._expandBounds(t),t instanceof L.MarkerCluster?(e||(this._childClusters.push(t),t.__parent=this),this._childCount+=t._childCount):(e||this._markers.push(t),this._childCount++),this.__parent&&this.__parent._addChild(t,!0)},_expandBounds:function(t){var e,i=t._wLatLng||t._latlng;t instanceof L.MarkerCluster?(this._bounds.extend(t._bounds),e=t._childCount):(this._bounds.extend(i),e=1),this._cLatLng||(this._cLatLng=t._cLatLng||i);var n=this._childCount+e;this._wLatLng?(this._wLatLng.lat=(i.lat*e+this._wLatLng.lat*this._childCount)/n,this._wLatLng.lng=(i.lng*e+this._wLatLng.lng*this._childCount)/n):this._latlng=this._wLatLng=new L.LatLng(i.lat,i.lng)},_addToMap:function(t){t&&(this._backupLatlng=this._latlng,this.setLatLng(t)),this._group._featureGroup.addLayer(this)},_recursivelyAnimateChildrenIn:function(t,e,i){this._recursively(t,0,i-1,function(t){var i,n,s=t._markers;for(i=s.length-1;i>=0;i--)n=s[i],n._icon&&(n._setPos(e),n.setOpacity(0))},function(t){var i,n,s=t._childClusters;for(i=s.length-1;i>=0;i--)n=s[i],n._icon&&(n._setPos(e),n.setOpacity(0))})},_recursivelyAnimateChildrenInAndAddSelfToMap:function(t,e,i){this._recursively(t,i,0,function(n){n._recursivelyAnimateChildrenIn(t,n._group._map.latLngToLayerPoint(n.getLatLng()).round(),e),n._isSingleParent()&&e-1===i?(n.setOpacity(1),n._recursivelyRemoveChildrenFromMap(t,e)):n.setOpacity(0),n._addToMap()})},_recursivelyBecomeVisible:function(t,e){this._recursively(t,0,e,null,function(t){t.setOpacity(1)})},_recursivelyAddChildrenToMap:function(t,e,i){this._recursively(i,-1,e,function(n){if(e!==n._zoom)for(var s=n._markers.length-1;s>=0;s--){var r=n._markers[s];i.contains(r._latlng)&&(t&&(r._backupLatlng=r.getLatLng(),r.setLatLng(t),r.setOpacity&&r.setOpacity(0)),n._group._featureGroup.addLayer(r))}},function(e){e._addToMap(t)})},_recursivelyRestoreChildPositions:function(t){for(var e=this._markers.length-1;e>=0;e--){var i=this._markers[e];i._backupLatlng&&(i.setLatLng(i._backupLatlng),delete i._backupLatlng)}if(t-1===this._zoom)for(var n=this._childClusters.length-1;n>=0;n--)this._childClusters[n]._restorePosition();else for(var s=this._childClusters.length-1;s>=0;s--)this._childClusters[s]._recursivelyRestoreChildPositions(t)},_restorePosition:function(){this._backupLatlng&&(this.setLatLng(this._backupLatlng),delete this._backupLatlng)},_recursivelyRemoveChildrenFromMap:function(t,e,i){var n,s;this._recursively(t,-1,e-1,function(t){for(s=t._markers.length-1;s>=0;s--)n=t._markers[s],i&&i.contains(n._latlng)||(t._group._featureGroup.removeLayer(n),n.setOpacity&&n.setOpacity(1))},function(t){for(s=t._childClusters.length-1;s>=0;s--)n=t._childClusters[s],i&&i.contains(n._latlng)||(t._group._featureGroup.removeLayer(n),n.setOpacity&&n.setOpacity(1))})},_recursively:function(t,e,i,n,s){var r,o,a=this._childClusters,h=this._zoom;if(e>h)for(r=a.length-1;r>=0;r--)o=a[r],t.intersects(o._bounds)&&o._recursively(t,e,i,n,s);else if(n&&n(this),s&&this._zoom===i&&s(this),i>h)for(r=a.length-1;r>=0;r--)o=a[r],t.intersects(o._bounds)&&o._recursively(t,e,i,n,s)},_recalculateBounds:function(){var t,e=this._markers,i=this._childClusters;for(this._bounds=new L.LatLngBounds,delete this._wLatLng,t=e.length-1;t>=0;t--)this._expandBounds(e[t]);for(t=i.length-1;t>=0;t--)this._expandBounds(i[t])},_isSingleParent:function(){return this._childClusters.length>0&&this._childClusters[0]._childCount===this._childCount}}),L.DistanceGrid=function(t){this._cellSize=t,this._sqCellSize=t*t,this._grid={},this._objectPoint={}},L.DistanceGrid.prototype={addObject:function(t,e){var i=this._getCoord(e.x),n=this._getCoord(e.y),s=this._grid,r=s[n]=s[n]||{},o=r[i]=r[i]||[],a=L.Util.stamp(t);this._objectPoint[a]=e,o.push(t)},updateObject:function(t,e){this.removeObject(t),this.addObject(t,e)},removeObject:function(t,e){var i,n,s=this._getCoord(e.x),r=this._getCoord(e.y),o=this._grid,a=o[r]=o[r]||{},h=a[s]=a[s]||[];for(delete this._objectPoint[L.Util.stamp(t)],i=0,n=h.length;n>i;i++)if(h[i]===t)return h.splice(i,1),1===n&&delete a[s],!0},eachObject:function(t,e){var i,n,s,r,o,a,h,_=this._grid;for(i in _){o=_[i];for(n in o)for(a=o[n],s=0,r=a.length;r>s;s++)h=t.call(e,a[s]),h&&(s--,r--)}},getNearObject:function(t){var e,i,n,s,r,o,a,h,_=this._getCoord(t.x),u=this._getCoord(t.y),l=this._objectPoint,d=this._sqCellSize,p=null;for(e=u-1;u+1>=e;e++)if(s=this._grid[e])for(i=_-1;_+1>=i;i++)if(r=s[i])for(n=0,o=r.length;o>n;n++)a=r[n],h=this._sqDist(l[L.Util.stamp(a)],t),d>h&&(d=h,p=a);return p},_getCoord:function(t){return Math.floor(t/this._cellSize)},_sqDist:function(t,e){var i=e.x-t.x,n=e.y-t.y;return i*i+n*n}},function(){L.QuickHull={getDistant:function(t,e){var i=e[1].lat-e[0].lat,n=e[0].lng-e[1].lng;return n*(t.lat-e[0].lat)+i*(t.lng-e[0].lng)},findMostDistantPointFromBaseLine:function(t,e){var i,n,s,r=0,o=null,a=[];for(i=e.length-1;i>=0;i--)n=e[i],s=this.getDistant(n,t),s>0&&(a.push(n),s>r&&(r=s,o=n));return{maxPoint:o,newPoints:a}},buildConvexHull:function(t,e){var i=[],n=this.findMostDistantPointFromBaseLine(t,e);return n.maxPoint?(i=i.concat(this.buildConvexHull([t[0],n.maxPoint],n.newPoints)),i=i.concat(this.buildConvexHull([n.maxPoint,t[1]],n.newPoints))):[t[0]]},getConvexHull:function(t){var e,i=!1,n=!1,s=null,r=null;for(e=t.length-1;e>=0;e--){var o=t[e];(i===!1||o.lat>i)&&(s=o,i=o.lat),(n===!1||o.lat=0;e--)t=i[e].getLatLng(),n.push(t);return L.QuickHull.getConvexHull(n)}}),L.MarkerCluster.include({_2PI:2*Math.PI,_circleFootSeparation:25,_circleStartAngle:Math.PI/6,_spiralFootSeparation:28,_spiralLengthStart:11,_spiralLengthFactor:5,_circleSpiralSwitchover:9,spiderfy:function(){if(this._group._spiderfied!==this&&!this._group._inZoomAnimation){var t,e=this.getAllChildMarkers(),i=this._group,n=i._map,s=n.latLngToLayerPoint(this._latlng);this._group._unspiderfy(),this._group._spiderfied=this,e.length>=this._circleSpiralSwitchover?t=this._generatePointsSpiral(e.length,s):(s.y+=10,t=this._generatePointsCircle(e.length,s)),this._animationSpiderfy(e,t)}},unspiderfy:function(t){this._group._inZoomAnimation||(this._animationUnspiderfy(t),this._group._spiderfied=null)},_generatePointsCircle:function(t,e){var i,n,s=this._group.options.spiderfyDistanceMultiplier*this._circleFootSeparation*(2+t),r=s/this._2PI,o=this._2PI/t,a=[];for(a.length=t,i=t-1;i>=0;i--)n=this._circleStartAngle+i*o,a[i]=new L.Point(e.x+r*Math.cos(n),e.y+r*Math.sin(n))._round();return a},_generatePointsSpiral:function(t,e){var i,n=this._group.options.spiderfyDistanceMultiplier*this._spiralLengthStart,s=this._group.options.spiderfyDistanceMultiplier*this._spiralFootSeparation,r=this._group.options.spiderfyDistanceMultiplier*this._spiralLengthFactor,o=0,a=[];for(a.length=t,i=t-1;i>=0;i--)o+=s/n+5e-4*i,a[i]=new L.Point(e.x+n*Math.cos(o),e.y+n*Math.sin(o))._round(),n+=this._2PI*r/o;return a},_noanimationUnspiderfy:function(){var t,e,i=this._group,n=i._map,s=i._featureGroup,r=this.getAllChildMarkers();for(this.setOpacity(1),e=r.length-1;e>=0;e--)t=r[e],s.removeLayer(t),t._preSpiderfyLatlng&&(t.setLatLng(t._preSpiderfyLatlng),delete t._preSpiderfyLatlng),t.setZIndexOffset&&t.setZIndexOffset(0),t._spiderLeg&&(n.removeLayer(t._spiderLeg),delete t._spiderLeg);i._spiderfied=null}}),L.MarkerCluster.include(L.DomUtil.TRANSITION?{SVG_ANIMATION:function(){return e.createElementNS("http://www.w3.org/2000/svg","animate").toString().indexOf("SVGAnimate")>-1}(),_animationSpiderfy:function(t,i){var n,s,r,o,a=this,h=this._group,_=h._map,u=h._featureGroup,l=_.latLngToLayerPoint(this._latlng);for(n=t.length-1;n>=0;n--)s=t[n],s.setOpacity?(s.setZIndexOffset(1e6),s.setOpacity(0),u.addLayer(s),s._setPos(l)):u.addLayer(s);h._forceLayout(),h._animationStart();var d=L.Path.SVG?0:.3,p=L.Path.SVG_NS;for(n=t.length-1;n>=0;n--)if(o=_.layerPointToLatLng(i[n]),s=t[n],s._preSpiderfyLatlng=s._latlng,s.setLatLng(o),s.setOpacity&&s.setOpacity(1),r=new L.Polyline([a._latlng,o],{weight:1.5,color:"#222",opacity:d}),_.addLayer(r),s._spiderLeg=r,L.Path.SVG&&this.SVG_ANIMATION){var c=r._path.getTotalLength();r._path.setAttribute("stroke-dasharray",c+","+c);var m=e.createElementNS(p,"animate");m.setAttribute("attributeName","stroke-dashoffset"),m.setAttribute("begin","indefinite"),m.setAttribute("from",c),m.setAttribute("to",0),m.setAttribute("dur",.25),r._path.appendChild(m),m.beginElement(),m=e.createElementNS(p,"animate"),m.setAttribute("attributeName","stroke-opacity"),m.setAttribute("attributeName","stroke-opacity"),m.setAttribute("begin","indefinite"),m.setAttribute("from",0),m.setAttribute("to",.5),m.setAttribute("dur",.25),r._path.appendChild(m),m.beginElement()}if(a.setOpacity(.3),L.Path.SVG)for(this._group._forceLayout(),n=t.length-1;n>=0;n--)s=t[n]._spiderLeg,s.options.opacity=.5,s._path.setAttribute("stroke-opacity",.5);setTimeout(function(){h._animationEnd(),h.fire("spiderfied")},200)},_animationUnspiderfy:function(t){var e,i,n,s=this._group,r=s._map,o=s._featureGroup,a=t?r._latLngToNewLayerPoint(this._latlng,t.zoom,t.center):r.latLngToLayerPoint(this._latlng),h=this.getAllChildMarkers(),_=L.Path.SVG&&this.SVG_ANIMATION;for(s._animationStart(),this.setOpacity(1),i=h.length-1;i>=0;i--)e=h[i],e._preSpiderfyLatlng&&(e.setLatLng(e._preSpiderfyLatlng),delete e._preSpiderfyLatlng,e.setOpacity?(e._setPos(a),e.setOpacity(0)):o.removeLayer(e),_&&(n=e._spiderLeg._path.childNodes[0],n.setAttribute("to",n.getAttribute("from")),n.setAttribute("from",0),n.beginElement(),n=e._spiderLeg._path.childNodes[1],n.setAttribute("from",.5),n.setAttribute("to",0),n.setAttribute("stroke-opacity",0),n.beginElement(),e._spiderLeg._path.setAttribute("stroke-opacity",0)));setTimeout(function(){var t=0;for(i=h.length-1;i>=0;i--)e=h[i],e._spiderLeg&&t++;for(i=h.length-1;i>=0;i--)e=h[i],e._spiderLeg&&(e.setOpacity&&(e.setOpacity(1),e.setZIndexOffset(0)),t>1&&o.removeLayer(e),r.removeLayer(e._spiderLeg),delete e._spiderLeg);s._animationEnd()},200)}}:{_animationSpiderfy:function(t,e){var i,n,s,r,o=this._group,a=o._map,h=o._featureGroup;for(i=t.length-1;i>=0;i--)r=a.layerPointToLatLng(e[i]),n=t[i],n._preSpiderfyLatlng=n._latlng,n.setLatLng(r),n.setZIndexOffset&&n.setZIndexOffset(1e6),h.addLayer(n),s=new L.Polyline([this._latlng,r],{weight:1.5,color:"#222"}),a.addLayer(s),n._spiderLeg=s;this.setOpacity(.3),o.fire("spiderfied")},_animationUnspiderfy:function(){this._noanimationUnspiderfy()}}),L.MarkerClusterGroup.include({_spiderfied:null,_spiderfierOnAdd:function(){this._map.on("click",this._unspiderfyWrapper,this),this._map.options.zoomAnimation&&this._map.on("zoomstart",this._unspiderfyZoomStart,this),this._map.on("zoomend",this._noanimationUnspiderfy,this),L.Path.SVG&&!L.Browser.touch&&this._map._initPathRoot()},_spiderfierOnRemove:function(){this._map.off("click",this._unspiderfyWrapper,this),this._map.off("zoomstart",this._unspiderfyZoomStart,this),this._map.off("zoomanim",this._unspiderfyZoomAnim,this),this._unspiderfy()},_unspiderfyZoomStart:function(){this._map&&this._map.on("zoomanim",this._unspiderfyZoomAnim,this)},_unspiderfyZoomAnim:function(t){L.DomUtil.hasClass(this._map._mapPane,"leaflet-touching")||(this._map.off("zoomanim",this._unspiderfyZoomAnim,this),this._unspiderfy(t))},_unspiderfyWrapper:function(){this._unspiderfy()},_unspiderfy:function(t){this._spiderfied&&this._spiderfied.unspiderfy(t)},_noanimationUnspiderfy:function(){this._spiderfied&&this._spiderfied._noanimationUnspiderfy()},_unspiderfyLayer:function(t){t._spiderLeg&&(this._featureGroup.removeLayer(t),t.setOpacity(1),t.setZIndexOffset(0),this._map.removeLayer(t._spiderLeg),delete t._spiderLeg)}})}(window,document);
diff --git a/views/shared/javascripts/leaflet/images/layers-2x.png b/views/shared/javascripts/leaflet/images/layers-2x.png
new file mode 100644
index 0000000..200c333
Binary files /dev/null and b/views/shared/javascripts/leaflet/images/layers-2x.png differ
diff --git a/views/shared/javascripts/leaflet/images/layers.png b/views/shared/javascripts/leaflet/images/layers.png
new file mode 100644
index 0000000..1a72e57
Binary files /dev/null and b/views/shared/javascripts/leaflet/images/layers.png differ
diff --git a/views/shared/javascripts/leaflet/images/marker-icon-2x.png b/views/shared/javascripts/leaflet/images/marker-icon-2x.png
new file mode 100644
index 0000000..88f9e50
Binary files /dev/null and b/views/shared/javascripts/leaflet/images/marker-icon-2x.png differ
diff --git a/views/shared/javascripts/leaflet/images/marker-icon.png b/views/shared/javascripts/leaflet/images/marker-icon.png
new file mode 100644
index 0000000..950edf2
Binary files /dev/null and b/views/shared/javascripts/leaflet/images/marker-icon.png differ
diff --git a/views/shared/javascripts/leaflet/images/marker-shadow.png b/views/shared/javascripts/leaflet/images/marker-shadow.png
new file mode 100644
index 0000000..9fd2979
Binary files /dev/null and b/views/shared/javascripts/leaflet/images/marker-shadow.png differ
diff --git a/views/shared/javascripts/leaflet/leaflet-providers.js b/views/shared/javascripts/leaflet/leaflet-providers.js
new file mode 100644
index 0000000..abb0c40
--- /dev/null
+++ b/views/shared/javascripts/leaflet/leaflet-providers.js
@@ -0,0 +1,1011 @@
+(function (root, factory) {
+ if (typeof define === 'function' && define.amd) {
+ // AMD. Register as an anonymous module.
+ define(['leaflet'], factory);
+ } else if (typeof modules === 'object' && module.exports) {
+ // define a Common JS module that relies on 'leaflet'
+ module.exports = factory(require('leaflet'));
+ } else {
+ // Assume Leaflet is loaded into global object L already
+ factory(L);
+ }
+}(this, function (L) {
+ 'use strict';
+
+ L.TileLayer.Provider = L.TileLayer.extend({
+ initialize: function (arg, options) {
+ var providers = L.TileLayer.Provider.providers;
+
+ var parts = arg.split('.');
+
+ var providerName = parts[0];
+ var variantName = parts[1];
+
+ if (!providers[providerName]) {
+ throw 'No such provider (' + providerName + ')';
+ }
+
+ var provider = {
+ url: providers[providerName].url,
+ options: providers[providerName].options
+ };
+
+ // overwrite values in provider from variant.
+ if (variantName && 'variants' in providers[providerName]) {
+ if (!(variantName in providers[providerName].variants)) {
+ throw 'No such variant of ' + providerName + ' (' + variantName + ')';
+ }
+ var variant = providers[providerName].variants[variantName];
+ var variantOptions;
+ if (typeof variant === 'string') {
+ variantOptions = {
+ variant: variant
+ };
+ } else {
+ variantOptions = variant.options;
+ }
+ provider = {
+ url: variant.url || provider.url,
+ options: L.Util.extend({}, provider.options, variantOptions)
+ };
+ }
+
+ // replace attribution placeholders with their values from toplevel provider attribution,
+ // recursively
+ var attributionReplacer = function (attr) {
+ if (attr.indexOf('{attribution.') === -1) {
+ return attr;
+ }
+ return attr.replace(/\{attribution.(\w*)\}/g,
+ function (match, attributionName) {
+ return attributionReplacer(providers[attributionName].options.attribution);
+ }
+ );
+ };
+ provider.options.attribution = attributionReplacer(provider.options.attribution);
+
+ // Compute final options combining provider options with any user overrides
+ var layerOpts = L.Util.extend({}, provider.options, options);
+ L.TileLayer.prototype.initialize.call(this, provider.url, layerOpts);
+ }
+ });
+
+ /**
+ * Definition of providers.
+ * see http://leafletjs.com/reference.html#tilelayer for options in the options map.
+ */
+
+ L.TileLayer.Provider.providers = {
+ OpenStreetMap: {
+ url: 'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 19,
+ attribution:
+ '© OpenStreetMap contributors'
+ },
+ variants: {
+ Mapnik: {},
+ DE: {
+ url: 'https://{s}.tile.openstreetmap.de/tiles/osmde/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 18
+ }
+ },
+ CH: {
+ url: 'https://tile.osm.ch/switzerland/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 18,
+ bounds: [[45, 5], [48, 11]]
+ }
+ },
+ France: {
+ url: 'https://{s}.tile.openstreetmap.fr/osmfr/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 20,
+ attribution: '© Openstreetmap France | {attribution.OpenStreetMap}'
+ }
+ },
+ HOT: {
+ url: 'https://{s}.tile.openstreetmap.fr/hot/{z}/{x}/{y}.png',
+ options: {
+ attribution:
+ '{attribution.OpenStreetMap}, ' +
+ 'Tiles style by Humanitarian OpenStreetMap Team ' +
+ 'hosted by OpenStreetMap France'
+ }
+ },
+ BZH: {
+ url: 'https://tile.openstreetmap.bzh/br/{z}/{x}/{y}.png',
+ options: {
+ attribution: '{attribution.OpenStreetMap}, Tiles courtesy of Breton OpenStreetMap Team',
+ bounds: [[46.2, -5.5], [50, 0.7]]
+ }
+ }
+ }
+ },
+ OpenSeaMap: {
+ url: 'https://tiles.openseamap.org/seamark/{z}/{x}/{y}.png',
+ options: {
+ attribution: 'Map data: © OpenSeaMap contributors'
+ }
+ },
+ OpenPtMap: {
+ url: 'http://openptmap.org/tiles/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 17,
+ attribution: 'Map data: © OpenPtMap contributors'
+ }
+ },
+ OpenTopoMap: {
+ url: 'https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 17,
+ attribution: 'Map data: {attribution.OpenStreetMap}, SRTM | Map style: © OpenTopoMap (CC-BY-SA)'
+ }
+ },
+ OpenRailwayMap: {
+ url: 'https://{s}.tiles.openrailwaymap.org/standard/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 19,
+ attribution: 'Map data: {attribution.OpenStreetMap} | Map style: © OpenRailwayMap (CC-BY-SA)'
+ }
+ },
+ OpenFireMap: {
+ url: 'http://openfiremap.org/hytiles/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 19,
+ attribution: 'Map data: {attribution.OpenStreetMap} | Map style: © OpenFireMap (CC-BY-SA)'
+ }
+ },
+ SafeCast: {
+ url: 'https://s3.amazonaws.com/te512.safecast.org/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 16,
+ attribution: 'Map data: {attribution.OpenStreetMap} | Map style: © SafeCast (CC-BY-SA)'
+ }
+ },
+ Stadia: {
+ url: 'https://tiles.stadiamaps.com/tiles/alidade_smooth/{z}/{x}/{y}{r}.png',
+ options: {
+ maxZoom: 20,
+ attribution: '© Stadia Maps, © OpenMapTiles © OpenStreetMap contributors'
+ },
+ variants: {
+ AlidadeSmooth: {
+ url: 'https://tiles.stadiamaps.com/tiles/alidade_smooth/{z}/{x}/{y}{r}.png'
+ },
+ AlidadeSmoothDark: {
+ url: 'https://tiles.stadiamaps.com/tiles/alidade_smooth_dark/{z}/{x}/{y}{r}.png'
+ },
+ OSMBright: {
+ url: 'https://tiles.stadiamaps.com/tiles/osm_bright/{z}/{x}/{y}{r}.png'
+ },
+ Outdoors: {
+ url: 'https://tiles.stadiamaps.com/tiles/outdoors/{z}/{x}/{y}{r}.png'
+ }
+ }
+ },
+ Thunderforest: {
+ url: 'https://{s}.tile.thunderforest.com/{variant}/{z}/{x}/{y}.png?apikey={apikey}',
+ options: {
+ attribution:
+ '© Thunderforest, {attribution.OpenStreetMap}',
+ variant: 'cycle',
+ apikey: '',
+ maxZoom: 22
+ },
+ variants: {
+ OpenCycleMap: 'cycle',
+ Transport: {
+ options: {
+ variant: 'transport'
+ }
+ },
+ TransportDark: {
+ options: {
+ variant: 'transport-dark'
+ }
+ },
+ SpinalMap: {
+ options: {
+ variant: 'spinal-map'
+ }
+ },
+ Landscape: 'landscape',
+ Outdoors: 'outdoors',
+ Pioneer: 'pioneer',
+ MobileAtlas: 'mobile-atlas',
+ Neighbourhood: 'neighbourhood'
+ }
+ },
+ CyclOSM: {
+ url: 'https://dev.{s}.tile.openstreetmap.fr/cyclosm/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 20,
+ attribution: 'CyclOSM | Map data: {attribution.OpenStreetMap}'
+ }
+ },
+ Hydda: {
+ url: 'https://{s}.tile.openstreetmap.se/hydda/{variant}/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 20,
+ variant: 'full',
+ attribution: 'Tiles courtesy of OpenStreetMap Sweden — Map data {attribution.OpenStreetMap}'
+ },
+ variants: {
+ Full: 'full',
+ Base: 'base',
+ RoadsAndLabels: 'roads_and_labels'
+ }
+ },
+ Jawg: {
+ url: 'https://{s}.tile.jawg.io/{variant}/{z}/{x}/{y}{r}.png?access-token={accessToken}',
+ options: {
+ attribution:
+ '© JawgMaps ' +
+ '{attribution.OpenStreetMap}',
+ minZoom: 0,
+ maxZoom: 22,
+ subdomains: 'abcd',
+ variant: 'jawg-terrain',
+ // Get your own Jawg access token here : https://www.jawg.io/lab/
+ // NB : this is a demonstration key that comes with no guarantee
+ accessToken: '',
+ },
+ variants: {
+ Streets: 'jawg-streets',
+ Terrain: 'jawg-terrain',
+ Sunny: 'jawg-sunny',
+ Dark: 'jawg-dark',
+ Light: 'jawg-light',
+ Matrix: 'jawg-matrix'
+ }
+ },
+ MapBox: {
+ url: 'https://api.mapbox.com/styles/v1/{id}/tiles/{z}/{x}/{y}{r}?access_token={accessToken}',
+ options: {
+ attribution:
+ '© Mapbox ' +
+ '{attribution.OpenStreetMap} ' +
+ 'Improve this map',
+ tileSize: 512,
+ maxZoom: 18,
+ zoomOffset: -1,
+ id: 'mapbox/streets-v11',
+ accessToken: '',
+ }
+ },
+ MapTiler: {
+ url: 'https://api.maptiler.com/maps/{variant}/{z}/{x}/{y}{r}.{ext}?key={key}',
+ options: {
+ attribution:
+ '© MapTiler © OpenStreetMap contributors',
+ variant: 'streets',
+ ext: 'png',
+ key: '',
+ tileSize: 512,
+ zoomOffset: -1,
+ minZoom: 0,
+ maxZoom: 21
+ },
+ variants: {
+ Streets: 'streets',
+ Basic: 'basic',
+ Bright: 'bright',
+ Pastel: 'pastel',
+ Positron: 'positron',
+ Hybrid: {
+ options: {
+ variant: 'hybrid',
+ ext: 'jpg'
+ }
+ },
+ Toner: 'toner',
+ Topo: 'topo',
+ Voyager: 'voyager'
+ }
+ },
+ Stamen: {
+ url: 'https://stamen-tiles-{s}.a.ssl.fastly.net/{variant}/{z}/{x}/{y}{r}.{ext}',
+ options: {
+ attribution:
+ 'Map tiles by Stamen Design, ' +
+ 'CC BY 3.0 — ' +
+ 'Map data {attribution.OpenStreetMap}',
+ subdomains: 'abcd',
+ minZoom: 0,
+ maxZoom: 20,
+ variant: 'toner',
+ ext: 'png'
+ },
+ variants: {
+ Toner: 'toner',
+ TonerBackground: 'toner-background',
+ TonerHybrid: 'toner-hybrid',
+ TonerLines: 'toner-lines',
+ TonerLabels: 'toner-labels',
+ TonerLite: 'toner-lite',
+ Watercolor: {
+ url: 'https://stamen-tiles-{s}.a.ssl.fastly.net/{variant}/{z}/{x}/{y}.{ext}',
+ options: {
+ variant: 'watercolor',
+ ext: 'jpg',
+ minZoom: 1,
+ maxZoom: 16
+ }
+ },
+ Terrain: {
+ options: {
+ variant: 'terrain',
+ minZoom: 0,
+ maxZoom: 18
+ }
+ },
+ TerrainBackground: {
+ options: {
+ variant: 'terrain-background',
+ minZoom: 0,
+ maxZoom: 18
+ }
+ },
+ TerrainLabels: {
+ options: {
+ variant: 'terrain-labels',
+ minZoom: 0,
+ maxZoom: 18
+ }
+ },
+ TopOSMRelief: {
+ url: 'https://stamen-tiles-{s}.a.ssl.fastly.net/{variant}/{z}/{x}/{y}.{ext}',
+ options: {
+ variant: 'toposm-color-relief',
+ ext: 'jpg',
+ bounds: [[22, -132], [51, -56]]
+ }
+ },
+ TopOSMFeatures: {
+ options: {
+ variant: 'toposm-features',
+ bounds: [[22, -132], [51, -56]],
+ opacity: 0.9
+ }
+ }
+ }
+ },
+ TomTom: {
+ url: 'https://{s}.api.tomtom.com/map/1/tile/{variant}/{style}/{z}/{x}/{y}.{ext}?key={apikey}',
+ options: {
+ variant: 'basic',
+ maxZoom: 22,
+ attribution:
+ '© 1992 - ' + new Date().getFullYear() + ' TomTom. ',
+ subdomains: 'abcd',
+ style: 'main',
+ ext: 'png',
+ apikey: '',
+ },
+ variants: {
+ Basic: 'basic',
+ Hybrid: 'hybrid',
+ Labels: 'labels'
+ }
+ },
+ Esri: {
+ url: 'https://server.arcgisonline.com/ArcGIS/rest/services/{variant}/MapServer/tile/{z}/{y}/{x}',
+ options: {
+ variant: 'World_Street_Map',
+ attribution: 'Tiles © Esri'
+ },
+ variants: {
+ WorldStreetMap: {
+ options: {
+ attribution:
+ '{attribution.Esri} — ' +
+ 'Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012'
+ }
+ },
+ DeLorme: {
+ options: {
+ variant: 'Specialty/DeLorme_World_Base_Map',
+ minZoom: 1,
+ maxZoom: 11,
+ attribution: '{attribution.Esri} — Copyright: ©2012 DeLorme'
+ }
+ },
+ WorldTopoMap: {
+ options: {
+ variant: 'World_Topo_Map',
+ attribution:
+ '{attribution.Esri} — ' +
+ 'Esri, DeLorme, NAVTEQ, TomTom, Intermap, iPC, USGS, FAO, NPS, NRCAN, GeoBase, Kadaster NL, Ordnance Survey, Esri Japan, METI, Esri China (Hong Kong), and the GIS User Community'
+ }
+ },
+ WorldImagery: {
+ options: {
+ variant: 'World_Imagery',
+ attribution:
+ '{attribution.Esri} — ' +
+ 'Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community'
+ }
+ },
+ WorldTerrain: {
+ options: {
+ variant: 'World_Terrain_Base',
+ maxZoom: 13,
+ attribution:
+ '{attribution.Esri} — ' +
+ 'Source: USGS, Esri, TANA, DeLorme, and NPS'
+ }
+ },
+ WorldShadedRelief: {
+ options: {
+ variant: 'World_Shaded_Relief',
+ maxZoom: 13,
+ attribution: '{attribution.Esri} — Source: Esri'
+ }
+ },
+ WorldPhysical: {
+ options: {
+ variant: 'World_Physical_Map',
+ maxZoom: 8,
+ attribution: '{attribution.Esri} — Source: US National Park Service'
+ }
+ },
+ OceanBasemap: {
+ options: {
+ variant: 'Ocean_Basemap',
+ maxZoom: 13,
+ attribution: '{attribution.Esri} — Sources: GEBCO, NOAA, CHS, OSU, UNH, CSUMB, National Geographic, DeLorme, NAVTEQ, and Esri'
+ }
+ },
+ NatGeoWorldMap: {
+ options: {
+ variant: 'NatGeo_World_Map',
+ maxZoom: 16,
+ attribution: '{attribution.Esri} — National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, iPC'
+ }
+ },
+ WorldGrayCanvas: {
+ options: {
+ variant: 'Canvas/World_Light_Gray_Base',
+ maxZoom: 16,
+ attribution: '{attribution.Esri} — Esri, DeLorme, NAVTEQ'
+ }
+ }
+ }
+ },
+ OpenWeatherMap: {
+ url: 'http://{s}.tile.openweathermap.org/map/{variant}/{z}/{x}/{y}.png?appid={apiKey}',
+ options: {
+ maxZoom: 19,
+ attribution: 'Map data © OpenWeatherMap',
+ apiKey:'',
+ opacity: 0.5
+ },
+ variants: {
+ Clouds: 'clouds',
+ CloudsClassic: 'clouds_cls',
+ Precipitation: 'precipitation',
+ PrecipitationClassic: 'precipitation_cls',
+ Rain: 'rain',
+ RainClassic: 'rain_cls',
+ Pressure: 'pressure',
+ PressureContour: 'pressure_cntr',
+ Wind: 'wind',
+ Temperature: 'temp',
+ Snow: 'snow'
+ }
+ },
+ HERE: {
+ /*
+ * HERE maps, formerly Nokia maps.
+ * These basemaps are free, but you need an api id and app key. Please sign up at
+ * https://developer.here.com/plans
+ */
+ url:
+ 'https://{s}.{base}.maps.api.here.com/maptile/2.1/' +
+ '{type}/{mapID}/{variant}/{z}/{x}/{y}/{size}/{format}?' +
+ 'app_id={app_id}&app_code={app_code}&lg={language}',
+ options: {
+ attribution:
+ 'Map © 1987-' + new Date().getFullYear() + ' HERE',
+ subdomains: '1234',
+ mapID: 'newest',
+ 'app_id': '',
+ 'app_code': '',
+ base: 'base',
+ variant: 'normal.day',
+ maxZoom: 20,
+ type: 'maptile',
+ language: 'eng',
+ format: 'png8',
+ size: '256'
+ },
+ variants: {
+ normalDay: 'normal.day',
+ normalDayCustom: 'normal.day.custom',
+ normalDayGrey: 'normal.day.grey',
+ normalDayMobile: 'normal.day.mobile',
+ normalDayGreyMobile: 'normal.day.grey.mobile',
+ normalDayTransit: 'normal.day.transit',
+ normalDayTransitMobile: 'normal.day.transit.mobile',
+ normalDayTraffic: {
+ options: {
+ variant: 'normal.traffic.day',
+ base: 'traffic',
+ type: 'traffictile'
+ }
+ },
+ normalNight: 'normal.night',
+ normalNightMobile: 'normal.night.mobile',
+ normalNightGrey: 'normal.night.grey',
+ normalNightGreyMobile: 'normal.night.grey.mobile',
+ normalNightTransit: 'normal.night.transit',
+ normalNightTransitMobile: 'normal.night.transit.mobile',
+ reducedDay: 'reduced.day',
+ reducedNight: 'reduced.night',
+ basicMap: {
+ options: {
+ type: 'basetile'
+ }
+ },
+ mapLabels: {
+ options: {
+ type: 'labeltile',
+ format: 'png'
+ }
+ },
+ trafficFlow: {
+ options: {
+ base: 'traffic',
+ type: 'flowtile'
+ }
+ },
+ carnavDayGrey: 'carnav.day.grey',
+ hybridDay: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.day'
+ }
+ },
+ hybridDayMobile: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.day.mobile'
+ }
+ },
+ hybridDayTransit: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.day.transit'
+ }
+ },
+ hybridDayGrey: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.grey.day'
+ }
+ },
+ hybridDayTraffic: {
+ options: {
+ variant: 'hybrid.traffic.day',
+ base: 'traffic',
+ type: 'traffictile'
+ }
+ },
+ pedestrianDay: 'pedestrian.day',
+ pedestrianNight: 'pedestrian.night',
+ satelliteDay: {
+ options: {
+ base: 'aerial',
+ variant: 'satellite.day'
+ }
+ },
+ terrainDay: {
+ options: {
+ base: 'aerial',
+ variant: 'terrain.day'
+ }
+ },
+ terrainDayMobile: {
+ options: {
+ base: 'aerial',
+ variant: 'terrain.day.mobile'
+ }
+ }
+ }
+ },
+ HEREv3: {
+ /*
+ * HERE maps API Version 3.
+ * These basemaps are free, but you need an API key. Please sign up at
+ * https://developer.here.com/plans
+ * Version 3 deprecates the app_id and app_code access in favor of apiKey
+ *
+ * Supported access methods as of 2019/12/21:
+ * @see https://developer.here.com/faqs#access-control-1--how-do-you-control-access-to-here-location-services
+ */
+ url:
+ 'https://{s}.{base}.maps.ls.hereapi.com/maptile/2.1/' +
+ '{type}/{mapID}/{variant}/{z}/{x}/{y}/{size}/{format}?' +
+ 'apiKey={apiKey}&lg={language}',
+ options: {
+ attribution:
+ 'Map © 1987-' + new Date().getFullYear() + ' HERE',
+ subdomains: '1234',
+ mapID: 'newest',
+ apiKey: '',
+ base: 'base',
+ variant: 'normal.day',
+ maxZoom: 20,
+ type: 'maptile',
+ language: 'eng',
+ format: 'png8',
+ size: '256'
+ },
+ variants: {
+ normalDay: 'normal.day',
+ normalDayCustom: 'normal.day.custom',
+ normalDayGrey: 'normal.day.grey',
+ normalDayMobile: 'normal.day.mobile',
+ normalDayGreyMobile: 'normal.day.grey.mobile',
+ normalDayTransit: 'normal.day.transit',
+ normalDayTransitMobile: 'normal.day.transit.mobile',
+ normalNight: 'normal.night',
+ normalNightMobile: 'normal.night.mobile',
+ normalNightGrey: 'normal.night.grey',
+ normalNightGreyMobile: 'normal.night.grey.mobile',
+ normalNightTransit: 'normal.night.transit',
+ normalNightTransitMobile: 'normal.night.transit.mobile',
+ reducedDay: 'reduced.day',
+ reducedNight: 'reduced.night',
+ basicMap: {
+ options: {
+ type: 'basetile'
+ }
+ },
+ mapLabels: {
+ options: {
+ type: 'labeltile',
+ format: 'png'
+ }
+ },
+ trafficFlow: {
+ options: {
+ base: 'traffic',
+ type: 'flowtile'
+ }
+ },
+ carnavDayGrey: 'carnav.day.grey',
+ hybridDay: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.day'
+ }
+ },
+ hybridDayMobile: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.day.mobile'
+ }
+ },
+ hybridDayTransit: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.day.transit'
+ }
+ },
+ hybridDayGrey: {
+ options: {
+ base: 'aerial',
+ variant: 'hybrid.grey.day'
+ }
+ },
+ pedestrianDay: 'pedestrian.day',
+ pedestrianNight: 'pedestrian.night',
+ satelliteDay: {
+ options: {
+ base: 'aerial',
+ variant: 'satellite.day'
+ }
+ },
+ terrainDay: {
+ options: {
+ base: 'aerial',
+ variant: 'terrain.day'
+ }
+ },
+ terrainDayMobile: {
+ options: {
+ base: 'aerial',
+ variant: 'terrain.day.mobile'
+ }
+ }
+ }
+ },
+ FreeMapSK: {
+ url: 'http://t{s}.freemap.sk/T/{z}/{x}/{y}.jpeg',
+ options: {
+ minZoom: 8,
+ maxZoom: 16,
+ subdomains: '1234',
+ bounds: [[47.204642, 15.996093], [49.830896, 22.576904]],
+ attribution:
+ '{attribution.OpenStreetMap}, vizualization CC-By-SA 2.0 Freemap.sk'
+ }
+ },
+ MtbMap: {
+ url: 'http://tile.mtbmap.cz/mtbmap_tiles/{z}/{x}/{y}.png',
+ options: {
+ attribution:
+ '{attribution.OpenStreetMap} & USGS'
+ }
+ },
+ CartoDB: {
+ url: 'https://{s}.basemaps.cartocdn.com/{variant}/{z}/{x}/{y}{r}.png',
+ options: {
+ attribution: '{attribution.OpenStreetMap} © CARTO',
+ subdomains: 'abcd',
+ maxZoom: 19,
+ variant: 'light_all'
+ },
+ variants: {
+ Positron: 'light_all',
+ PositronNoLabels: 'light_nolabels',
+ PositronOnlyLabels: 'light_only_labels',
+ DarkMatter: 'dark_all',
+ DarkMatterNoLabels: 'dark_nolabels',
+ DarkMatterOnlyLabels: 'dark_only_labels',
+ Voyager: 'rastertiles/voyager',
+ VoyagerNoLabels: 'rastertiles/voyager_nolabels',
+ VoyagerOnlyLabels: 'rastertiles/voyager_only_labels',
+ VoyagerLabelsUnder: 'rastertiles/voyager_labels_under'
+ }
+ },
+ HikeBike: {
+ url: 'https://tiles.wmflabs.org/{variant}/{z}/{x}/{y}.png',
+ options: {
+ maxZoom: 19,
+ attribution: '{attribution.OpenStreetMap}',
+ variant: 'hikebike'
+ },
+ variants: {
+ HikeBike: {},
+ HillShading: {
+ options: {
+ maxZoom: 15,
+ variant: 'hillshading'
+ }
+ }
+ }
+ },
+ BasemapAT: {
+ url: 'https://maps{s}.wien.gv.at/basemap/{variant}/{type}/google3857/{z}/{y}/{x}.{format}',
+ options: {
+ maxZoom: 19,
+ attribution: 'Datenquelle: basemap.at',
+ subdomains: ['', '1', '2', '3', '4'],
+ type: 'normal',
+ format: 'png',
+ bounds: [[46.358770, 8.782379], [49.037872, 17.189532]],
+ variant: 'geolandbasemap'
+ },
+ variants: {
+ basemap: {
+ options: {
+ maxZoom: 20, // currently only in Vienna
+ variant: 'geolandbasemap'
+ }
+ },
+ grau: 'bmapgrau',
+ overlay: 'bmapoverlay',
+ terrain: {
+ options: {
+ variant: 'bmapgelaende',
+ type: 'grau',
+ format: 'jpeg'
+ }
+ },
+ surface: {
+ options: {
+ variant: 'bmapoberflaeche',
+ type: 'grau',
+ format: 'jpeg'
+ }
+ },
+ highdpi: {
+ options: {
+ variant: 'bmaphidpi',
+ format: 'jpeg'
+ }
+ },
+ orthofoto: {
+ options: {
+ maxZoom: 20, // currently only in Vienna
+ variant: 'bmaporthofoto30cm',
+ format: 'jpeg'
+ }
+ }
+ }
+ },
+ nlmaps: {
+ url: 'https://geodata.nationaalgeoregister.nl/tiles/service/wmts/{variant}/EPSG:3857/{z}/{x}/{y}.png',
+ options: {
+ minZoom: 6,
+ maxZoom: 19,
+ bounds: [[50.5, 3.25], [54, 7.6]],
+ attribution: 'Kaartgegevens © Kadaster'
+ },
+ variants: {
+ 'standaard': 'brtachtergrondkaart',
+ 'pastel': 'brtachtergrondkaartpastel',
+ 'grijs': 'brtachtergrondkaartgrijs',
+ 'luchtfoto': {
+ 'url': 'https://geodata.nationaalgeoregister.nl/luchtfoto/rgb/wmts/2018_ortho25/EPSG:3857/{z}/{x}/{y}.png',
+ }
+ }
+ },
+ NASAGIBS: {
+ url: 'https://map1.vis.earthdata.nasa.gov/wmts-webmerc/{variant}/default/{time}/{tilematrixset}{maxZoom}/{z}/{y}/{x}.{format}',
+ options: {
+ attribution:
+ 'Imagery provided by services from the Global Imagery Browse Services (GIBS), operated by the NASA/GSFC/Earth Science Data and Information System ' +
+ '(ESDIS) with funding provided by NASA/HQ.',
+ bounds: [[-85.0511287776, -179.999999975], [85.0511287776, 179.999999975]],
+ minZoom: 1,
+ maxZoom: 9,
+ format: 'jpg',
+ time: '',
+ tilematrixset: 'GoogleMapsCompatible_Level'
+ },
+ variants: {
+ ModisTerraTrueColorCR: 'MODIS_Terra_CorrectedReflectance_TrueColor',
+ ModisTerraBands367CR: 'MODIS_Terra_CorrectedReflectance_Bands367',
+ ViirsEarthAtNight2012: {
+ options: {
+ variant: 'VIIRS_CityLights_2012',
+ maxZoom: 8
+ }
+ },
+ ModisTerraLSTDay: {
+ options: {
+ variant: 'MODIS_Terra_Land_Surface_Temp_Day',
+ format: 'png',
+ maxZoom: 7,
+ opacity: 0.75
+ }
+ },
+ ModisTerraSnowCover: {
+ options: {
+ variant: 'MODIS_Terra_Snow_Cover',
+ format: 'png',
+ maxZoom: 8,
+ opacity: 0.75
+ }
+ },
+ ModisTerraAOD: {
+ options: {
+ variant: 'MODIS_Terra_Aerosol',
+ format: 'png',
+ maxZoom: 6,
+ opacity: 0.75
+ }
+ },
+ ModisTerraChlorophyll: {
+ options: {
+ variant: 'MODIS_Terra_Chlorophyll_A',
+ format: 'png',
+ maxZoom: 7,
+ opacity: 0.75
+ }
+ }
+ }
+ },
+ NLS: {
+ // NLS maps are copyright National library of Scotland.
+ // http://maps.nls.uk/projects/api/index.html
+ // Please contact NLS for anything other than non-commercial low volume usage
+ //
+ // Map sources: Ordnance Survey 1:1m to 1:63K, 1920s-1940s
+ // z0-9 - 1:1m
+ // z10-11 - quarter inch (1:253440)
+ // z12-18 - one inch (1:63360)
+ url: 'https://nls-{s}.tileserver.com/nls/{z}/{x}/{y}.jpg',
+ options: {
+ attribution: 'National Library of Scotland Historic Maps',
+ bounds: [[49.6, -12], [61.7, 3]],
+ minZoom: 1,
+ maxZoom: 18,
+ subdomains: '0123',
+ }
+ },
+ JusticeMap: {
+ // Justice Map (http://www.justicemap.org/)
+ // Visualize race and income data for your community, county and country.
+ // Includes tools for data journalists, bloggers and community activists.
+ url: 'http://www.justicemap.org/tile/{size}/{variant}/{z}/{x}/{y}.png',
+ options: {
+ attribution: 'Justice Map',
+ // one of 'county', 'tract', 'block'
+ size: 'county',
+ // Bounds for USA, including Alaska and Hawaii
+ bounds: [[14, -180], [72, -56]]
+ },
+ variants: {
+ income: 'income',
+ americanIndian: 'indian',
+ asian: 'asian',
+ black: 'black',
+ hispanic: 'hispanic',
+ multi: 'multi',
+ nonWhite: 'nonwhite',
+ white: 'white',
+ plurality: 'plural'
+ }
+ },
+ Wikimedia: {
+ url: 'https://maps.wikimedia.org/osm-intl/{z}/{x}/{y}{r}.png',
+ options: {
+ attribution: 'Wikimedia',
+ minZoom: 1,
+ maxZoom: 19
+ }
+ },
+ GeoportailFrance: {
+ url: 'https://wxs.ign.fr/{apikey}/geoportail/wmts?REQUEST=GetTile&SERVICE=WMTS&VERSION=1.0.0&STYLE={style}&TILEMATRIXSET=PM&FORMAT={format}&LAYER={variant}&TILEMATRIX={z}&TILEROW={y}&TILECOL={x}',
+ options: {
+ attribution: 'Geoportail France',
+ bounds: [[-75, -180], [81, 180]],
+ minZoom: 2,
+ maxZoom: 18,
+ // Get your own geoportail apikey here : http://professionnels.ign.fr/ign/contrats/
+ // NB : 'choisirgeoportail' is a demonstration key that comes with no guarantee
+ apikey: 'choisirgeoportail',
+ format: 'image/jpeg',
+ style : 'normal',
+ variant: 'GEOGRAPHICALGRIDSYSTEMS.MAPS.SCAN-EXPRESS.STANDARD'
+ },
+ variants: {
+ parcels: {
+ options : {
+ variant: 'CADASTRALPARCELS.PARCELS',
+ maxZoom: 20,
+ style : 'bdparcellaire',
+ format: 'image/png'
+ }
+ },
+ ignMaps: 'GEOGRAPHICALGRIDSYSTEMS.MAPS',
+ maps: 'GEOGRAPHICALGRIDSYSTEMS.MAPS.SCAN-EXPRESS.STANDARD',
+ orthos: {
+ options: {
+ maxZoom: 19,
+ variant: 'ORTHOIMAGERY.ORTHOPHOTOS'
+ }
+ }
+ }
+ },
+ OneMapSG: {
+ url: 'https://maps-{s}.onemap.sg/v3/{variant}/{z}/{x}/{y}.png',
+ options: {
+ variant: 'Default',
+ minZoom: 11,
+ maxZoom: 18,
+ bounds: [[1.56073, 104.11475], [1.16, 103.502]],
+ attribution: '
New OneMap | Map data © contributors, Singapore Land Authority'
+ },
+ variants: {
+ Default: 'Default',
+ Night: 'Night',
+ Original: 'Original',
+ Grey: 'Grey',
+ LandLot: 'LandLot'
+ }
+ }
+ };
+
+ L.tileLayer.provider = function (provider, options) {
+ return new L.TileLayer.Provider(provider, options);
+ };
+
+ return L;
+}));
diff --git a/views/shared/javascripts/leaflet/leaflet-src.esm.js b/views/shared/javascripts/leaflet/leaflet-src.esm.js
new file mode 100644
index 0000000..fb08729
--- /dev/null
+++ b/views/shared/javascripts/leaflet/leaflet-src.esm.js
@@ -0,0 +1,13986 @@
+/* @preserve
+ * Leaflet 1.6.0+Detached: 0c81bdf904d864fd12a286e3d1979f47aba17991.0c81bdf, a JS library for interactive maps. http://leafletjs.com
+ * (c) 2010-2019 Vladimir Agafonkin, (c) 2010-2011 CloudMade
+ */
+
+var version = "1.6.0+HEAD.0c81bdf";
+
+/*
+ * @namespace Util
+ *
+ * Various utility functions, used by Leaflet internally.
+ */
+
+var freeze = Object.freeze;
+Object.freeze = function (obj) { return obj; };
+
+// @function extend(dest: Object, src?: Object): Object
+// Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut.
+function extend(dest) {
+ var i, j, len, src;
+
+ for (j = 1, len = arguments.length; j < len; j++) {
+ src = arguments[j];
+ for (i in src) {
+ dest[i] = src[i];
+ }
+ }
+ return dest;
+}
+
+// @function create(proto: Object, properties?: Object): Object
+// Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create)
+var create = Object.create || (function () {
+ function F() {}
+ return function (proto) {
+ F.prototype = proto;
+ return new F();
+ };
+})();
+
+// @function bind(fn: Function, …): Function
+// Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind).
+// Has a `L.bind()` shortcut.
+function bind(fn, obj) {
+ var slice = Array.prototype.slice;
+
+ if (fn.bind) {
+ return fn.bind.apply(fn, slice.call(arguments, 1));
+ }
+
+ var args = slice.call(arguments, 2);
+
+ return function () {
+ return fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);
+ };
+}
+
+// @property lastId: Number
+// Last unique ID used by [`stamp()`](#util-stamp)
+var lastId = 0;
+
+// @function stamp(obj: Object): Number
+// Returns the unique ID of an object, assigning it one if it doesn't have it.
+function stamp(obj) {
+ /*eslint-disable */
+ obj._leaflet_id = obj._leaflet_id || ++lastId;
+ return obj._leaflet_id;
+ /* eslint-enable */
+}
+
+// @function throttle(fn: Function, time: Number, context: Object): Function
+// Returns a function which executes function `fn` with the given scope `context`
+// (so that the `this` keyword refers to `context` inside `fn`'s code). The function
+// `fn` will be called no more than one time per given amount of `time`. The arguments
+// received by the bound function will be any arguments passed when binding the
+// function, followed by any arguments passed when invoking the bound function.
+// Has an `L.throttle` shortcut.
+function throttle(fn, time, context) {
+ var lock, args, wrapperFn, later;
+
+ later = function () {
+ // reset lock and call if queued
+ lock = false;
+ if (args) {
+ wrapperFn.apply(context, args);
+ args = false;
+ }
+ };
+
+ wrapperFn = function () {
+ if (lock) {
+ // called too soon, queue to call later
+ args = arguments;
+
+ } else {
+ // call and lock until later
+ fn.apply(context, arguments);
+ setTimeout(later, time);
+ lock = true;
+ }
+ };
+
+ return wrapperFn;
+}
+
+// @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number
+// Returns the number `num` modulo `range` in such a way so it lies within
+// `range[0]` and `range[1]`. The returned value will be always smaller than
+// `range[1]` unless `includeMax` is set to `true`.
+function wrapNum(x, range, includeMax) {
+ var max = range[1],
+ min = range[0],
+ d = max - min;
+ return x === max && includeMax ? x : ((x - min) % d + d) % d + min;
+}
+
+// @function falseFn(): Function
+// Returns a function which always returns `false`.
+function falseFn() { return false; }
+
+// @function formatNum(num: Number, digits?: Number): Number
+// Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default.
+function formatNum(num, digits) {
+ var pow = Math.pow(10, (digits === undefined ? 6 : digits));
+ return Math.round(num * pow) / pow;
+}
+
+// @function trim(str: String): String
+// Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim)
+function trim(str) {
+ return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, '');
+}
+
+// @function splitWords(str: String): String[]
+// Trims and splits the string on whitespace and returns the array of parts.
+function splitWords(str) {
+ return trim(str).split(/\s+/);
+}
+
+// @function setOptions(obj: Object, options: Object): Object
+// Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut.
+function setOptions(obj, options) {
+ if (!obj.hasOwnProperty('options')) {
+ obj.options = obj.options ? create(obj.options) : {};
+ }
+ for (var i in options) {
+ obj.options[i] = options[i];
+ }
+ return obj.options;
+}
+
+// @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String
+// Converts an object into a parameter URL string, e.g. `{a: "foo", b: "bar"}`
+// translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will
+// be appended at the end. If `uppercase` is `true`, the parameter names will
+// be uppercased (e.g. `'?A=foo&B=bar'`)
+function getParamString(obj, existingUrl, uppercase) {
+ var params = [];
+ for (var i in obj) {
+ params.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));
+ }
+ return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');
+}
+
+var templateRe = /\{ *([\w_-]+) *\}/g;
+
+// @function template(str: String, data: Object): String
+// Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`
+// and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string
+// `('Hello foo, bar')`. You can also specify functions instead of strings for
+// data values — they will be evaluated passing `data` as an argument.
+function template(str, data) {
+ return str.replace(templateRe, function (str, key) {
+ var value = data[key];
+
+ if (value === undefined) {
+ throw new Error('No value provided for variable ' + str);
+
+ } else if (typeof value === 'function') {
+ value = value(data);
+ }
+ return value;
+ });
+}
+
+// @function isArray(obj): Boolean
+// Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray)
+var isArray = Array.isArray || function (obj) {
+ return (Object.prototype.toString.call(obj) === '[object Array]');
+};
+
+// @function indexOf(array: Array, el: Object): Number
+// Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf)
+function indexOf(array, el) {
+ for (var i = 0; i < array.length; i++) {
+ if (array[i] === el) { return i; }
+ }
+ return -1;
+}
+
+// @property emptyImageUrl: String
+// Data URI string containing a base64-encoded empty GIF image.
+// Used as a hack to free memory from unused images on WebKit-powered
+// mobile devices (by setting image `src` to this string).
+var emptyImageUrl = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';
+
+// inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/
+
+function getPrefixed(name) {
+ return window['webkit' + name] || window['moz' + name] || window['ms' + name];
+}
+
+var lastTime = 0;
+
+// fallback for IE 7-8
+function timeoutDefer(fn) {
+ var time = +new Date(),
+ timeToCall = Math.max(0, 16 - (time - lastTime));
+
+ lastTime = time + timeToCall;
+ return window.setTimeout(fn, timeToCall);
+}
+
+var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer;
+var cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||
+ getPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };
+
+// @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number
+// Schedules `fn` to be executed when the browser repaints. `fn` is bound to
+// `context` if given. When `immediate` is set, `fn` is called immediately if
+// the browser doesn't have native support for
+// [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame),
+// otherwise it's delayed. Returns a request ID that can be used to cancel the request.
+function requestAnimFrame(fn, context, immediate) {
+ if (immediate && requestFn === timeoutDefer) {
+ fn.call(context);
+ } else {
+ return requestFn.call(window, bind(fn, context));
+ }
+}
+
+// @function cancelAnimFrame(id: Number): undefined
+// Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame).
+function cancelAnimFrame(id) {
+ if (id) {
+ cancelFn.call(window, id);
+ }
+}
+
+
+var Util = (Object.freeze || Object)({
+ freeze: freeze,
+ extend: extend,
+ create: create,
+ bind: bind,
+ lastId: lastId,
+ stamp: stamp,
+ throttle: throttle,
+ wrapNum: wrapNum,
+ falseFn: falseFn,
+ formatNum: formatNum,
+ trim: trim,
+ splitWords: splitWords,
+ setOptions: setOptions,
+ getParamString: getParamString,
+ template: template,
+ isArray: isArray,
+ indexOf: indexOf,
+ emptyImageUrl: emptyImageUrl,
+ requestFn: requestFn,
+ cancelFn: cancelFn,
+ requestAnimFrame: requestAnimFrame,
+ cancelAnimFrame: cancelAnimFrame
+});
+
+// @class Class
+// @aka L.Class
+
+// @section
+// @uninheritable
+
+// Thanks to John Resig and Dean Edwards for inspiration!
+
+function Class() {}
+
+Class.extend = function (props) {
+
+ // @function extend(props: Object): Function
+ // [Extends the current class](#class-inheritance) given the properties to be included.
+ // Returns a Javascript function that is a class constructor (to be called with `new`).
+ var NewClass = function () {
+
+ // call the constructor
+ if (this.initialize) {
+ this.initialize.apply(this, arguments);
+ }
+
+ // call all constructor hooks
+ this.callInitHooks();
+ };
+
+ var parentProto = NewClass.__super__ = this.prototype;
+
+ var proto = create(parentProto);
+ proto.constructor = NewClass;
+
+ NewClass.prototype = proto;
+
+ // inherit parent's statics
+ for (var i in this) {
+ if (this.hasOwnProperty(i) && i !== 'prototype' && i !== '__super__') {
+ NewClass[i] = this[i];
+ }
+ }
+
+ // mix static properties into the class
+ if (props.statics) {
+ extend(NewClass, props.statics);
+ delete props.statics;
+ }
+
+ // mix includes into the prototype
+ if (props.includes) {
+ checkDeprecatedMixinEvents(props.includes);
+ extend.apply(null, [proto].concat(props.includes));
+ delete props.includes;
+ }
+
+ // merge options
+ if (proto.options) {
+ props.options = extend(create(proto.options), props.options);
+ }
+
+ // mix given properties into the prototype
+ extend(proto, props);
+
+ proto._initHooks = [];
+
+ // add method for calling all hooks
+ proto.callInitHooks = function () {
+
+ if (this._initHooksCalled) { return; }
+
+ if (parentProto.callInitHooks) {
+ parentProto.callInitHooks.call(this);
+ }
+
+ this._initHooksCalled = true;
+
+ for (var i = 0, len = proto._initHooks.length; i < len; i++) {
+ proto._initHooks[i].call(this);
+ }
+ };
+
+ return NewClass;
+};
+
+
+// @function include(properties: Object): this
+// [Includes a mixin](#class-includes) into the current class.
+Class.include = function (props) {
+ extend(this.prototype, props);
+ return this;
+};
+
+// @function mergeOptions(options: Object): this
+// [Merges `options`](#class-options) into the defaults of the class.
+Class.mergeOptions = function (options) {
+ extend(this.prototype.options, options);
+ return this;
+};
+
+// @function addInitHook(fn: Function): this
+// Adds a [constructor hook](#class-constructor-hooks) to the class.
+Class.addInitHook = function (fn) { // (Function) || (String, args...)
+ var args = Array.prototype.slice.call(arguments, 1);
+
+ var init = typeof fn === 'function' ? fn : function () {
+ this[fn].apply(this, args);
+ };
+
+ this.prototype._initHooks = this.prototype._initHooks || [];
+ this.prototype._initHooks.push(init);
+ return this;
+};
+
+function checkDeprecatedMixinEvents(includes) {
+ if (typeof L === 'undefined' || !L || !L.Mixin) { return; }
+
+ includes = isArray(includes) ? includes : [includes];
+
+ for (var i = 0; i < includes.length; i++) {
+ if (includes[i] === L.Mixin.Events) {
+ console.warn('Deprecated include of L.Mixin.Events: ' +
+ 'this property will be removed in future releases, ' +
+ 'please inherit from L.Evented instead.', new Error().stack);
+ }
+ }
+}
+
+/*
+ * @class Evented
+ * @aka L.Evented
+ * @inherits Class
+ *
+ * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event).
+ *
+ * @example
+ *
+ * ```js
+ * map.on('click', function(e) {
+ * alert(e.latlng);
+ * } );
+ * ```
+ *
+ * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function:
+ *
+ * ```js
+ * function onClick(e) { ... }
+ *
+ * map.on('click', onClick);
+ * map.off('click', onClick);
+ * ```
+ */
+
+var Events = {
+ /* @method on(type: String, fn: Function, context?: Object): this
+ * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`).
+ *
+ * @alternative
+ * @method on(eventMap: Object): this
+ * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
+ */
+ on: function (types, fn, context) {
+
+ // types can be a map of types/handlers
+ if (typeof types === 'object') {
+ for (var type in types) {
+ // we don't process space-separated events here for performance;
+ // it's a hot path since Layer uses the on(obj) syntax
+ this._on(type, types[type], fn);
+ }
+
+ } else {
+ // types can be a string of space-separated words
+ types = splitWords(types);
+
+ for (var i = 0, len = types.length; i < len; i++) {
+ this._on(types[i], fn, context);
+ }
+ }
+
+ return this;
+ },
+
+ /* @method off(type: String, fn?: Function, context?: Object): this
+ * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener.
+ *
+ * @alternative
+ * @method off(eventMap: Object): this
+ * Removes a set of type/listener pairs.
+ *
+ * @alternative
+ * @method off: this
+ * Removes all listeners to all events on the object. This includes implicitly attached events.
+ */
+ off: function (types, fn, context) {
+
+ if (!types) {
+ // clear all listeners if called without arguments
+ delete this._events;
+
+ } else if (typeof types === 'object') {
+ for (var type in types) {
+ this._off(type, types[type], fn);
+ }
+
+ } else {
+ types = splitWords(types);
+
+ for (var i = 0, len = types.length; i < len; i++) {
+ this._off(types[i], fn, context);
+ }
+ }
+
+ return this;
+ },
+
+ // attach listener (without syntactic sugar now)
+ _on: function (type, fn, context) {
+ this._events = this._events || {};
+
+ /* get/init listeners for type */
+ var typeListeners = this._events[type];
+ if (!typeListeners) {
+ typeListeners = [];
+ this._events[type] = typeListeners;
+ }
+
+ if (context === this) {
+ // Less memory footprint.
+ context = undefined;
+ }
+ var newListener = {fn: fn, ctx: context},
+ listeners = typeListeners;
+
+ // check if fn already there
+ for (var i = 0, len = listeners.length; i < len; i++) {
+ if (listeners[i].fn === fn && listeners[i].ctx === context) {
+ return;
+ }
+ }
+
+ listeners.push(newListener);
+ },
+
+ _off: function (type, fn, context) {
+ var listeners,
+ i,
+ len;
+
+ if (!this._events) { return; }
+
+ listeners = this._events[type];
+
+ if (!listeners) {
+ return;
+ }
+
+ if (!fn) {
+ // Set all removed listeners to noop so they are not called if remove happens in fire
+ for (i = 0, len = listeners.length; i < len; i++) {
+ listeners[i].fn = falseFn;
+ }
+ // clear all listeners for a type if function isn't specified
+ delete this._events[type];
+ return;
+ }
+
+ if (context === this) {
+ context = undefined;
+ }
+
+ if (listeners) {
+
+ // find fn and remove it
+ for (i = 0, len = listeners.length; i < len; i++) {
+ var l = listeners[i];
+ if (l.ctx !== context) { continue; }
+ if (l.fn === fn) {
+
+ // set the removed listener to noop so that's not called if remove happens in fire
+ l.fn = falseFn;
+
+ if (this._firingCount) {
+ /* copy array in case events are being fired */
+ this._events[type] = listeners = listeners.slice();
+ }
+ listeners.splice(i, 1);
+
+ return;
+ }
+ }
+ }
+ },
+
+ // @method fire(type: String, data?: Object, propagate?: Boolean): this
+ // Fires an event of the specified type. You can optionally provide an data
+ // object — the first argument of the listener function will contain its
+ // properties. The event can optionally be propagated to event parents.
+ fire: function (type, data, propagate) {
+ if (!this.listens(type, propagate)) { return this; }
+
+ var event = extend({}, data, {
+ type: type,
+ target: this,
+ sourceTarget: data && data.sourceTarget || this
+ });
+
+ if (this._events) {
+ var listeners = this._events[type];
+
+ if (listeners) {
+ this._firingCount = (this._firingCount + 1) || 1;
+ for (var i = 0, len = listeners.length; i < len; i++) {
+ var l = listeners[i];
+ l.fn.call(l.ctx || this, event);
+ }
+
+ this._firingCount--;
+ }
+ }
+
+ if (propagate) {
+ // propagate the event to parents (set with addEventParent)
+ this._propagateEvent(event);
+ }
+
+ return this;
+ },
+
+ // @method listens(type: String): Boolean
+ // Returns `true` if a particular event type has any listeners attached to it.
+ listens: function (type, propagate) {
+ var listeners = this._events && this._events[type];
+ if (listeners && listeners.length) { return true; }
+
+ if (propagate) {
+ // also check parents for listeners if event propagates
+ for (var id in this._eventParents) {
+ if (this._eventParents[id].listens(type, propagate)) { return true; }
+ }
+ }
+ return false;
+ },
+
+ // @method once(…): this
+ // Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed.
+ once: function (types, fn, context) {
+
+ if (typeof types === 'object') {
+ for (var type in types) {
+ this.once(type, types[type], fn);
+ }
+ return this;
+ }
+
+ var handler = bind(function () {
+ this
+ .off(types, fn, context)
+ .off(types, handler, context);
+ }, this);
+
+ // add a listener that's executed once and removed after that
+ return this
+ .on(types, fn, context)
+ .on(types, handler, context);
+ },
+
+ // @method addEventParent(obj: Evented): this
+ // Adds an event parent - an `Evented` that will receive propagated events
+ addEventParent: function (obj) {
+ this._eventParents = this._eventParents || {};
+ this._eventParents[stamp(obj)] = obj;
+ return this;
+ },
+
+ // @method removeEventParent(obj: Evented): this
+ // Removes an event parent, so it will stop receiving propagated events
+ removeEventParent: function (obj) {
+ if (this._eventParents) {
+ delete this._eventParents[stamp(obj)];
+ }
+ return this;
+ },
+
+ _propagateEvent: function (e) {
+ for (var id in this._eventParents) {
+ this._eventParents[id].fire(e.type, extend({
+ layer: e.target,
+ propagatedFrom: e.target
+ }, e), true);
+ }
+ }
+};
+
+// aliases; we should ditch those eventually
+
+// @method addEventListener(…): this
+// Alias to [`on(…)`](#evented-on)
+Events.addEventListener = Events.on;
+
+// @method removeEventListener(…): this
+// Alias to [`off(…)`](#evented-off)
+
+// @method clearAllEventListeners(…): this
+// Alias to [`off()`](#evented-off)
+Events.removeEventListener = Events.clearAllEventListeners = Events.off;
+
+// @method addOneTimeEventListener(…): this
+// Alias to [`once(…)`](#evented-once)
+Events.addOneTimeEventListener = Events.once;
+
+// @method fireEvent(…): this
+// Alias to [`fire(…)`](#evented-fire)
+Events.fireEvent = Events.fire;
+
+// @method hasEventListeners(…): Boolean
+// Alias to [`listens(…)`](#evented-listens)
+Events.hasEventListeners = Events.listens;
+
+var Evented = Class.extend(Events);
+
+/*
+ * @class Point
+ * @aka L.Point
+ *
+ * Represents a point with `x` and `y` coordinates in pixels.
+ *
+ * @example
+ *
+ * ```js
+ * var point = L.point(200, 300);
+ * ```
+ *
+ * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent:
+ *
+ * ```js
+ * map.panBy([200, 300]);
+ * map.panBy(L.point(200, 300));
+ * ```
+ *
+ * Note that `Point` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function Point(x, y, round) {
+ // @property x: Number; The `x` coordinate of the point
+ this.x = (round ? Math.round(x) : x);
+ // @property y: Number; The `y` coordinate of the point
+ this.y = (round ? Math.round(y) : y);
+}
+
+var trunc = Math.trunc || function (v) {
+ return v > 0 ? Math.floor(v) : Math.ceil(v);
+};
+
+Point.prototype = {
+
+ // @method clone(): Point
+ // Returns a copy of the current point.
+ clone: function () {
+ return new Point(this.x, this.y);
+ },
+
+ // @method add(otherPoint: Point): Point
+ // Returns the result of addition of the current and the given points.
+ add: function (point) {
+ // non-destructive, returns a new point
+ return this.clone()._add(toPoint(point));
+ },
+
+ _add: function (point) {
+ // destructive, used directly for performance in situations where it's safe to modify existing point
+ this.x += point.x;
+ this.y += point.y;
+ return this;
+ },
+
+ // @method subtract(otherPoint: Point): Point
+ // Returns the result of subtraction of the given point from the current.
+ subtract: function (point) {
+ return this.clone()._subtract(toPoint(point));
+ },
+
+ _subtract: function (point) {
+ this.x -= point.x;
+ this.y -= point.y;
+ return this;
+ },
+
+ // @method divideBy(num: Number): Point
+ // Returns the result of division of the current point by the given number.
+ divideBy: function (num) {
+ return this.clone()._divideBy(num);
+ },
+
+ _divideBy: function (num) {
+ this.x /= num;
+ this.y /= num;
+ return this;
+ },
+
+ // @method multiplyBy(num: Number): Point
+ // Returns the result of multiplication of the current point by the given number.
+ multiplyBy: function (num) {
+ return this.clone()._multiplyBy(num);
+ },
+
+ _multiplyBy: function (num) {
+ this.x *= num;
+ this.y *= num;
+ return this;
+ },
+
+ // @method scaleBy(scale: Point): Point
+ // Multiply each coordinate of the current point by each coordinate of
+ // `scale`. In linear algebra terms, multiply the point by the
+ // [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation)
+ // defined by `scale`.
+ scaleBy: function (point) {
+ return new Point(this.x * point.x, this.y * point.y);
+ },
+
+ // @method unscaleBy(scale: Point): Point
+ // Inverse of `scaleBy`. Divide each coordinate of the current point by
+ // each coordinate of `scale`.
+ unscaleBy: function (point) {
+ return new Point(this.x / point.x, this.y / point.y);
+ },
+
+ // @method round(): Point
+ // Returns a copy of the current point with rounded coordinates.
+ round: function () {
+ return this.clone()._round();
+ },
+
+ _round: function () {
+ this.x = Math.round(this.x);
+ this.y = Math.round(this.y);
+ return this;
+ },
+
+ // @method floor(): Point
+ // Returns a copy of the current point with floored coordinates (rounded down).
+ floor: function () {
+ return this.clone()._floor();
+ },
+
+ _floor: function () {
+ this.x = Math.floor(this.x);
+ this.y = Math.floor(this.y);
+ return this;
+ },
+
+ // @method ceil(): Point
+ // Returns a copy of the current point with ceiled coordinates (rounded up).
+ ceil: function () {
+ return this.clone()._ceil();
+ },
+
+ _ceil: function () {
+ this.x = Math.ceil(this.x);
+ this.y = Math.ceil(this.y);
+ return this;
+ },
+
+ // @method trunc(): Point
+ // Returns a copy of the current point with truncated coordinates (rounded towards zero).
+ trunc: function () {
+ return this.clone()._trunc();
+ },
+
+ _trunc: function () {
+ this.x = trunc(this.x);
+ this.y = trunc(this.y);
+ return this;
+ },
+
+ // @method distanceTo(otherPoint: Point): Number
+ // Returns the cartesian distance between the current and the given points.
+ distanceTo: function (point) {
+ point = toPoint(point);
+
+ var x = point.x - this.x,
+ y = point.y - this.y;
+
+ return Math.sqrt(x * x + y * y);
+ },
+
+ // @method equals(otherPoint: Point): Boolean
+ // Returns `true` if the given point has the same coordinates.
+ equals: function (point) {
+ point = toPoint(point);
+
+ return point.x === this.x &&
+ point.y === this.y;
+ },
+
+ // @method contains(otherPoint: Point): Boolean
+ // Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values).
+ contains: function (point) {
+ point = toPoint(point);
+
+ return Math.abs(point.x) <= Math.abs(this.x) &&
+ Math.abs(point.y) <= Math.abs(this.y);
+ },
+
+ // @method toString(): String
+ // Returns a string representation of the point for debugging purposes.
+ toString: function () {
+ return 'Point(' +
+ formatNum(this.x) + ', ' +
+ formatNum(this.y) + ')';
+ }
+};
+
+// @factory L.point(x: Number, y: Number, round?: Boolean)
+// Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values.
+
+// @alternative
+// @factory L.point(coords: Number[])
+// Expects an array of the form `[x, y]` instead.
+
+// @alternative
+// @factory L.point(coords: Object)
+// Expects a plain object of the form `{x: Number, y: Number}` instead.
+function toPoint(x, y, round) {
+ if (x instanceof Point) {
+ return x;
+ }
+ if (isArray(x)) {
+ return new Point(x[0], x[1]);
+ }
+ if (x === undefined || x === null) {
+ return x;
+ }
+ if (typeof x === 'object' && 'x' in x && 'y' in x) {
+ return new Point(x.x, x.y);
+ }
+ return new Point(x, y, round);
+}
+
+/*
+ * @class Bounds
+ * @aka L.Bounds
+ *
+ * Represents a rectangular area in pixel coordinates.
+ *
+ * @example
+ *
+ * ```js
+ * var p1 = L.point(10, 10),
+ * p2 = L.point(40, 60),
+ * bounds = L.bounds(p1, p2);
+ * ```
+ *
+ * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:
+ *
+ * ```js
+ * otherBounds.intersects([[10, 10], [40, 60]]);
+ * ```
+ *
+ * Note that `Bounds` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function Bounds(a, b) {
+ if (!a) { return; }
+
+ var points = b ? [a, b] : a;
+
+ for (var i = 0, len = points.length; i < len; i++) {
+ this.extend(points[i]);
+ }
+}
+
+Bounds.prototype = {
+ // @method extend(point: Point): this
+ // Extends the bounds to contain the given point.
+ extend: function (point) { // (Point)
+ point = toPoint(point);
+
+ // @property min: Point
+ // The top left corner of the rectangle.
+ // @property max: Point
+ // The bottom right corner of the rectangle.
+ if (!this.min && !this.max) {
+ this.min = point.clone();
+ this.max = point.clone();
+ } 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);
+ }
+ return this;
+ },
+
+ // @method getCenter(round?: Boolean): Point
+ // Returns the center point of the bounds.
+ getCenter: function (round) {
+ return new Point(
+ (this.min.x + this.max.x) / 2,
+ (this.min.y + this.max.y) / 2, round);
+ },
+
+ // @method getBottomLeft(): Point
+ // Returns the bottom-left point of the bounds.
+ getBottomLeft: function () {
+ return new Point(this.min.x, this.max.y);
+ },
+
+ // @method getTopRight(): Point
+ // Returns the top-right point of the bounds.
+ getTopRight: function () { // -> Point
+ return new Point(this.max.x, this.min.y);
+ },
+
+ // @method getTopLeft(): Point
+ // Returns the top-left point of the bounds (i.e. [`this.min`](#bounds-min)).
+ getTopLeft: function () {
+ return this.min; // left, top
+ },
+
+ // @method getBottomRight(): Point
+ // Returns the bottom-right point of the bounds (i.e. [`this.max`](#bounds-max)).
+ getBottomRight: function () {
+ return this.max; // right, bottom
+ },
+
+ // @method getSize(): Point
+ // Returns the size of the given bounds
+ getSize: function () {
+ return this.max.subtract(this.min);
+ },
+
+ // @method contains(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle contains the given one.
+ // @alternative
+ // @method contains(point: Point): Boolean
+ // Returns `true` if the rectangle contains the given point.
+ contains: function (obj) {
+ var min, max;
+
+ if (typeof obj[0] === 'number' || obj instanceof Point) {
+ obj = toPoint(obj);
+ } else {
+ obj = toBounds(obj);
+ }
+
+ if (obj instanceof 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);
+ },
+
+ // @method intersects(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle intersects the given bounds. Two bounds
+ // intersect if they have at least one point in common.
+ intersects: function (bounds) { // (Bounds) -> Boolean
+ bounds = toBounds(bounds);
+
+ var min = this.min,
+ max = this.max,
+ min2 = bounds.min,
+ max2 = bounds.max,
+ xIntersects = (max2.x >= min.x) && (min2.x <= max.x),
+ yIntersects = (max2.y >= min.y) && (min2.y <= max.y);
+
+ return xIntersects && yIntersects;
+ },
+
+ // @method overlaps(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle overlaps the given bounds. Two bounds
+ // overlap if their intersection is an area.
+ overlaps: function (bounds) { // (Bounds) -> Boolean
+ bounds = toBounds(bounds);
+
+ var min = this.min,
+ max = this.max,
+ min2 = bounds.min,
+ max2 = bounds.max,
+ xOverlaps = (max2.x > min.x) && (min2.x < max.x),
+ yOverlaps = (max2.y > min.y) && (min2.y < max.y);
+
+ return xOverlaps && yOverlaps;
+ },
+
+ isValid: function () {
+ return !!(this.min && this.max);
+ }
+};
+
+
+// @factory L.bounds(corner1: Point, corner2: Point)
+// Creates a Bounds object from two corners coordinate pairs.
+// @alternative
+// @factory L.bounds(points: Point[])
+// Creates a Bounds object from the given array of points.
+function toBounds(a, b) {
+ if (!a || a instanceof Bounds) {
+ return a;
+ }
+ return new Bounds(a, b);
+}
+
+/*
+ * @class LatLngBounds
+ * @aka L.LatLngBounds
+ *
+ * Represents a rectangular geographical area on a map.
+ *
+ * @example
+ *
+ * ```js
+ * var corner1 = L.latLng(40.712, -74.227),
+ * corner2 = L.latLng(40.774, -74.125),
+ * bounds = L.latLngBounds(corner1, corner2);
+ * ```
+ *
+ * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:
+ *
+ * ```js
+ * map.fitBounds([
+ * [40.712, -74.227],
+ * [40.774, -74.125]
+ * ]);
+ * ```
+ *
+ * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.
+ *
+ * Note that `LatLngBounds` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])
+ if (!corner1) { return; }
+
+ var latlngs = corner2 ? [corner1, corner2] : corner1;
+
+ for (var i = 0, len = latlngs.length; i < len; i++) {
+ this.extend(latlngs[i]);
+ }
+}
+
+LatLngBounds.prototype = {
+
+ // @method extend(latlng: LatLng): this
+ // Extend the bounds to contain the given point
+
+ // @alternative
+ // @method extend(otherBounds: LatLngBounds): this
+ // Extend the bounds to contain the given bounds
+ extend: function (obj) {
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2, ne2;
+
+ if (obj instanceof LatLng) {
+ sw2 = obj;
+ ne2 = obj;
+
+ } else if (obj instanceof LatLngBounds) {
+ sw2 = obj._southWest;
+ ne2 = obj._northEast;
+
+ if (!sw2 || !ne2) { return this; }
+
+ } else {
+ return obj ? this.extend(toLatLng(obj) || toLatLngBounds(obj)) : this;
+ }
+
+ if (!sw && !ne) {
+ this._southWest = new LatLng(sw2.lat, sw2.lng);
+ this._northEast = new LatLng(ne2.lat, ne2.lng);
+ } else {
+ sw.lat = Math.min(sw2.lat, sw.lat);
+ sw.lng = Math.min(sw2.lng, sw.lng);
+ ne.lat = Math.max(ne2.lat, ne.lat);
+ ne.lng = Math.max(ne2.lng, ne.lng);
+ }
+
+ return this;
+ },
+
+ // @method pad(bufferRatio: Number): LatLngBounds
+ // Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.
+ // For example, a ratio of 0.5 extends the bounds by 50% in each direction.
+ // Negative values will retract the bounds.
+ pad: function (bufferRatio) {
+ var sw = this._southWest,
+ ne = this._northEast,
+ heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,
+ widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;
+
+ return new LatLngBounds(
+ new LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),
+ new LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));
+ },
+
+ // @method getCenter(): LatLng
+ // Returns the center point of the bounds.
+ getCenter: function () {
+ return new LatLng(
+ (this._southWest.lat + this._northEast.lat) / 2,
+ (this._southWest.lng + this._northEast.lng) / 2);
+ },
+
+ // @method getSouthWest(): LatLng
+ // Returns the south-west point of the bounds.
+ getSouthWest: function () {
+ return this._southWest;
+ },
+
+ // @method getNorthEast(): LatLng
+ // Returns the north-east point of the bounds.
+ getNorthEast: function () {
+ return this._northEast;
+ },
+
+ // @method getNorthWest(): LatLng
+ // Returns the north-west point of the bounds.
+ getNorthWest: function () {
+ return new LatLng(this.getNorth(), this.getWest());
+ },
+
+ // @method getSouthEast(): LatLng
+ // Returns the south-east point of the bounds.
+ getSouthEast: function () {
+ return new LatLng(this.getSouth(), this.getEast());
+ },
+
+ // @method getWest(): Number
+ // Returns the west longitude of the bounds
+ getWest: function () {
+ return this._southWest.lng;
+ },
+
+ // @method getSouth(): Number
+ // Returns the south latitude of the bounds
+ getSouth: function () {
+ return this._southWest.lat;
+ },
+
+ // @method getEast(): Number
+ // Returns the east longitude of the bounds
+ getEast: function () {
+ return this._northEast.lng;
+ },
+
+ // @method getNorth(): Number
+ // Returns the north latitude of the bounds
+ getNorth: function () {
+ return this._northEast.lat;
+ },
+
+ // @method contains(otherBounds: LatLngBounds): Boolean
+ // Returns `true` if the rectangle contains the given one.
+
+ // @alternative
+ // @method contains (latlng: LatLng): Boolean
+ // Returns `true` if the rectangle contains the given point.
+ contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean
+ if (typeof obj[0] === 'number' || obj instanceof LatLng || 'lat' in obj) {
+ obj = toLatLng(obj);
+ } else {
+ obj = toLatLngBounds(obj);
+ }
+
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2, ne2;
+
+ if (obj instanceof 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);
+ },
+
+ // @method intersects(otherBounds: LatLngBounds): Boolean
+ // Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common.
+ intersects: function (bounds) {
+ bounds = toLatLngBounds(bounds);
+
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2 = bounds.getSouthWest(),
+ ne2 = bounds.getNorthEast(),
+
+ latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),
+ lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);
+
+ return latIntersects && lngIntersects;
+ },
+
+ // @method overlaps(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area.
+ overlaps: function (bounds) {
+ bounds = toLatLngBounds(bounds);
+
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2 = bounds.getSouthWest(),
+ ne2 = bounds.getNorthEast(),
+
+ latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),
+ lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);
+
+ return latOverlaps && lngOverlaps;
+ },
+
+ // @method toBBoxString(): String
+ // Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data.
+ toBBoxString: function () {
+ return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');
+ },
+
+ // @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean
+ // Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.
+ equals: function (bounds, maxMargin) {
+ if (!bounds) { return false; }
+
+ bounds = toLatLngBounds(bounds);
+
+ return this._southWest.equals(bounds.getSouthWest(), maxMargin) &&
+ this._northEast.equals(bounds.getNorthEast(), maxMargin);
+ },
+
+ // @method isValid(): Boolean
+ // Returns `true` if the bounds are properly initialized.
+ isValid: function () {
+ return !!(this._southWest && this._northEast);
+ }
+};
+
+// TODO International date line?
+
+// @factory L.latLngBounds(corner1: LatLng, corner2: LatLng)
+// Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle.
+
+// @alternative
+// @factory L.latLngBounds(latlngs: LatLng[])
+// Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds).
+function toLatLngBounds(a, b) {
+ if (a instanceof LatLngBounds) {
+ return a;
+ }
+ return new LatLngBounds(a, b);
+}
+
+/* @class LatLng
+ * @aka L.LatLng
+ *
+ * Represents a geographical point with a certain latitude and longitude.
+ *
+ * @example
+ *
+ * ```
+ * var latlng = L.latLng(50.5, 30.5);
+ * ```
+ *
+ * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent:
+ *
+ * ```
+ * map.panTo([50, 30]);
+ * map.panTo({lon: 30, lat: 50});
+ * map.panTo({lat: 50, lng: 30});
+ * map.panTo(L.latLng(50, 30));
+ * ```
+ *
+ * Note that `LatLng` does not inherit from Leaflet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function LatLng(lat, lng, alt) {
+ if (isNaN(lat) || isNaN(lng)) {
+ throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');
+ }
+
+ // @property lat: Number
+ // Latitude in degrees
+ this.lat = +lat;
+
+ // @property lng: Number
+ // Longitude in degrees
+ this.lng = +lng;
+
+ // @property alt: Number
+ // Altitude in meters (optional)
+ if (alt !== undefined) {
+ this.alt = +alt;
+ }
+}
+
+LatLng.prototype = {
+ // @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean
+ // Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.
+ equals: function (obj, maxMargin) {
+ if (!obj) { return false; }
+
+ obj = toLatLng(obj);
+
+ var margin = Math.max(
+ Math.abs(this.lat - obj.lat),
+ Math.abs(this.lng - obj.lng));
+
+ return margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);
+ },
+
+ // @method toString(): String
+ // Returns a string representation of the point (for debugging purposes).
+ toString: function (precision) {
+ return 'LatLng(' +
+ formatNum(this.lat, precision) + ', ' +
+ formatNum(this.lng, precision) + ')';
+ },
+
+ // @method distanceTo(otherLatLng: LatLng): Number
+ // Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).
+ distanceTo: function (other) {
+ return Earth.distance(this, toLatLng(other));
+ },
+
+ // @method wrap(): LatLng
+ // Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees.
+ wrap: function () {
+ return Earth.wrapLatLng(this);
+ },
+
+ // @method toBounds(sizeInMeters: Number): LatLngBounds
+ // Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`.
+ toBounds: function (sizeInMeters) {
+ var latAccuracy = 180 * sizeInMeters / 40075017,
+ lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);
+
+ return toLatLngBounds(
+ [this.lat - latAccuracy, this.lng - lngAccuracy],
+ [this.lat + latAccuracy, this.lng + lngAccuracy]);
+ },
+
+ clone: function () {
+ return new LatLng(this.lat, this.lng, this.alt);
+ }
+};
+
+
+
+// @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng
+// Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude).
+
+// @alternative
+// @factory L.latLng(coords: Array): LatLng
+// Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead.
+
+// @alternative
+// @factory L.latLng(coords: Object): LatLng
+// Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead.
+
+function toLatLng(a, b, c) {
+ if (a instanceof LatLng) {
+ return a;
+ }
+ if (isArray(a) && typeof a[0] !== 'object') {
+ if (a.length === 3) {
+ return new LatLng(a[0], a[1], a[2]);
+ }
+ if (a.length === 2) {
+ return new LatLng(a[0], a[1]);
+ }
+ return null;
+ }
+ if (a === undefined || a === null) {
+ return a;
+ }
+ if (typeof a === 'object' && 'lat' in a) {
+ return new LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);
+ }
+ if (b === undefined) {
+ return null;
+ }
+ return new LatLng(a, b, c);
+}
+
+/*
+ * @namespace CRS
+ * @crs L.CRS.Base
+ * Object that defines coordinate reference systems for projecting
+ * geographical points into pixel (screen) coordinates and back (and to
+ * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See
+ * [spatial reference system](http://en.wikipedia.org/wiki/Coordinate_reference_system).
+ *
+ * Leaflet defines the most usual CRSs by default. If you want to use a
+ * CRS not defined by default, take a look at the
+ * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.
+ *
+ * Note that the CRS instances do not inherit from Leafet's `Class` object,
+ * and can't be instantiated. Also, new classes can't inherit from them,
+ * and methods can't be added to them with the `include` function.
+ */
+
+var CRS = {
+ // @method latLngToPoint(latlng: LatLng, zoom: Number): Point
+ // Projects geographical coordinates into pixel coordinates for a given zoom.
+ latLngToPoint: function (latlng, zoom) {
+ var projectedPoint = this.projection.project(latlng),
+ scale = this.scale(zoom);
+
+ return this.transformation._transform(projectedPoint, scale);
+ },
+
+ // @method pointToLatLng(point: Point, zoom: Number): LatLng
+ // The inverse of `latLngToPoint`. Projects pixel coordinates on a given
+ // zoom into geographical coordinates.
+ pointToLatLng: function (point, zoom) {
+ var scale = this.scale(zoom),
+ untransformedPoint = this.transformation.untransform(point, scale);
+
+ return this.projection.unproject(untransformedPoint);
+ },
+
+ // @method project(latlng: LatLng): Point
+ // Projects geographical coordinates into coordinates in units accepted for
+ // this CRS (e.g. meters for EPSG:3857, for passing it to WMS services).
+ project: function (latlng) {
+ return this.projection.project(latlng);
+ },
+
+ // @method unproject(point: Point): LatLng
+ // Given a projected coordinate returns the corresponding LatLng.
+ // The inverse of `project`.
+ unproject: function (point) {
+ return this.projection.unproject(point);
+ },
+
+ // @method scale(zoom: Number): Number
+ // Returns the scale used when transforming projected coordinates into
+ // pixel coordinates for a particular zoom. For example, it returns
+ // `256 * 2^zoom` for Mercator-based CRS.
+ scale: function (zoom) {
+ return 256 * Math.pow(2, zoom);
+ },
+
+ // @method zoom(scale: Number): Number
+ // Inverse of `scale()`, returns the zoom level corresponding to a scale
+ // factor of `scale`.
+ zoom: function (scale) {
+ return Math.log(scale / 256) / Math.LN2;
+ },
+
+ // @method getProjectedBounds(zoom: Number): Bounds
+ // Returns the projection's bounds scaled and transformed for the provided `zoom`.
+ getProjectedBounds: function (zoom) {
+ if (this.infinite) { return null; }
+
+ var b = this.projection.bounds,
+ s = this.scale(zoom),
+ min = this.transformation.transform(b.min, s),
+ max = this.transformation.transform(b.max, s);
+
+ return new Bounds(min, max);
+ },
+
+ // @method distance(latlng1: LatLng, latlng2: LatLng): Number
+ // Returns the distance between two geographical coordinates.
+
+ // @property code: String
+ // Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`)
+ //
+ // @property wrapLng: Number[]
+ // An array of two numbers defining whether the longitude (horizontal) coordinate
+ // axis wraps around a given range and how. Defaults to `[-180, 180]` in most
+ // geographical CRSs. If `undefined`, the longitude axis does not wrap around.
+ //
+ // @property wrapLat: Number[]
+ // Like `wrapLng`, but for the latitude (vertical) axis.
+
+ // wrapLng: [min, max],
+ // wrapLat: [min, max],
+
+ // @property infinite: Boolean
+ // If true, the coordinate space will be unbounded (infinite in both axes)
+ infinite: false,
+
+ // @method wrapLatLng(latlng: LatLng): LatLng
+ // Returns a `LatLng` where lat and lng has been wrapped according to the
+ // CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds.
+ wrapLatLng: function (latlng) {
+ var lng = this.wrapLng ? wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,
+ lat = this.wrapLat ? wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,
+ alt = latlng.alt;
+
+ return new LatLng(lat, lng, alt);
+ },
+
+ // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds
+ // Returns a `LatLngBounds` with the same size as the given one, ensuring
+ // that its center is within the CRS's bounds.
+ // Only accepts actual `L.LatLngBounds` instances, not arrays.
+ wrapLatLngBounds: function (bounds) {
+ var center = bounds.getCenter(),
+ newCenter = this.wrapLatLng(center),
+ latShift = center.lat - newCenter.lat,
+ lngShift = center.lng - newCenter.lng;
+
+ if (latShift === 0 && lngShift === 0) {
+ return bounds;
+ }
+
+ var sw = bounds.getSouthWest(),
+ ne = bounds.getNorthEast(),
+ newSw = new LatLng(sw.lat - latShift, sw.lng - lngShift),
+ newNe = new LatLng(ne.lat - latShift, ne.lng - lngShift);
+
+ return new LatLngBounds(newSw, newNe);
+ }
+};
+
+/*
+ * @namespace CRS
+ * @crs L.CRS.Earth
+ *
+ * Serves as the base for CRS that are global such that they cover the earth.
+ * Can only be used as the base for other CRS and cannot be used directly,
+ * since it does not have a `code`, `projection` or `transformation`. `distance()` returns
+ * meters.
+ */
+
+var Earth = extend({}, CRS, {
+ wrapLng: [-180, 180],
+
+ // Mean Earth Radius, as recommended for use by
+ // the International Union of Geodesy and Geophysics,
+ // see http://rosettacode.org/wiki/Haversine_formula
+ R: 6371000,
+
+ // distance between two geographical points using spherical law of cosines approximation
+ distance: function (latlng1, latlng2) {
+ var rad = Math.PI / 180,
+ lat1 = latlng1.lat * rad,
+ lat2 = latlng2.lat * rad,
+ sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),
+ sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),
+ a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,
+ c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
+ return this.R * c;
+ }
+});
+
+/*
+ * @namespace Projection
+ * @projection L.Projection.SphericalMercator
+ *
+ * Spherical Mercator projection — the most common projection for online maps,
+ * used by almost all free and commercial tile providers. Assumes that Earth is
+ * a sphere. Used by the `EPSG:3857` CRS.
+ */
+
+var earthRadius = 6378137;
+
+var SphericalMercator = {
+
+ R: earthRadius,
+ MAX_LATITUDE: 85.0511287798,
+
+ project: function (latlng) {
+ var d = Math.PI / 180,
+ max = this.MAX_LATITUDE,
+ lat = Math.max(Math.min(max, latlng.lat), -max),
+ sin = Math.sin(lat * d);
+
+ return new Point(
+ this.R * latlng.lng * d,
+ this.R * Math.log((1 + sin) / (1 - sin)) / 2);
+ },
+
+ unproject: function (point) {
+ var d = 180 / Math.PI;
+
+ return new LatLng(
+ (2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,
+ point.x * d / this.R);
+ },
+
+ bounds: (function () {
+ var d = earthRadius * Math.PI;
+ return new Bounds([-d, -d], [d, d]);
+ })()
+};
+
+/*
+ * @class Transformation
+ * @aka L.Transformation
+ *
+ * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d`
+ * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing
+ * the reverse. Used by Leaflet in its projections code.
+ *
+ * @example
+ *
+ * ```js
+ * var transformation = L.transformation(2, 5, -1, 10),
+ * p = L.point(1, 2),
+ * p2 = transformation.transform(p), // L.point(7, 8)
+ * p3 = transformation.untransform(p2); // L.point(1, 2)
+ * ```
+ */
+
+
+// factory new L.Transformation(a: Number, b: Number, c: Number, d: Number)
+// Creates a `Transformation` object with the given coefficients.
+function Transformation(a, b, c, d) {
+ if (isArray(a)) {
+ // use array properties
+ this._a = a[0];
+ this._b = a[1];
+ this._c = a[2];
+ this._d = a[3];
+ return;
+ }
+ this._a = a;
+ this._b = b;
+ this._c = c;
+ this._d = d;
+}
+
+Transformation.prototype = {
+ // @method transform(point: Point, scale?: Number): Point
+ // Returns a transformed point, optionally multiplied by the given scale.
+ // Only accepts actual `L.Point` instances, not arrays.
+ transform: function (point, scale) { // (Point, Number) -> Point
+ return this._transform(point.clone(), scale);
+ },
+
+ // destructive transform (faster)
+ _transform: function (point, scale) {
+ scale = scale || 1;
+ point.x = scale * (this._a * point.x + this._b);
+ point.y = scale * (this._c * point.y + this._d);
+ return point;
+ },
+
+ // @method untransform(point: Point, scale?: Number): Point
+ // Returns the reverse transformation of the given point, optionally divided
+ // by the given scale. Only accepts actual `L.Point` instances, not arrays.
+ untransform: function (point, scale) {
+ scale = scale || 1;
+ return new Point(
+ (point.x / scale - this._b) / this._a,
+ (point.y / scale - this._d) / this._c);
+ }
+};
+
+// factory L.transformation(a: Number, b: Number, c: Number, d: Number)
+
+// @factory L.transformation(a: Number, b: Number, c: Number, d: Number)
+// Instantiates a Transformation object with the given coefficients.
+
+// @alternative
+// @factory L.transformation(coefficients: Array): Transformation
+// Expects an coefficients array of the form
+// `[a: Number, b: Number, c: Number, d: Number]`.
+
+function toTransformation(a, b, c, d) {
+ return new Transformation(a, b, c, d);
+}
+
+/*
+ * @namespace CRS
+ * @crs L.CRS.EPSG3857
+ *
+ * The most common CRS for online maps, used by almost all free and commercial
+ * tile providers. Uses Spherical Mercator projection. Set in by default in
+ * Map's `crs` option.
+ */
+
+var EPSG3857 = extend({}, Earth, {
+ code: 'EPSG:3857',
+ projection: SphericalMercator,
+
+ transformation: (function () {
+ var scale = 0.5 / (Math.PI * SphericalMercator.R);
+ return toTransformation(scale, 0.5, -scale, 0.5);
+ }())
+});
+
+var EPSG900913 = extend({}, EPSG3857, {
+ code: 'EPSG:900913'
+});
+
+// @namespace SVG; @section
+// There are several static functions which can be called without instantiating L.SVG:
+
+// @function create(name: String): SVGElement
+// Returns a instance of [SVGElement](https://developer.mozilla.org/docs/Web/API/SVGElement),
+// corresponding to the class name passed. For example, using 'line' will return
+// an instance of [SVGLineElement](https://developer.mozilla.org/docs/Web/API/SVGLineElement).
+function svgCreate(name) {
+ return document.createElementNS('http://www.w3.org/2000/svg', name);
+}
+
+// @function pointsToPath(rings: Point[], closed: Boolean): String
+// Generates a SVG path string for multiple rings, with each ring turning
+// into "M..L..L.." instructions
+function pointsToPath(rings, closed) {
+ var str = '',
+ i, j, len, len2, points, p;
+
+ for (i = 0, len = rings.length; i < len; i++) {
+ points = rings[i];
+
+ for (j = 0, len2 = points.length; j < len2; j++) {
+ p = points[j];
+ str += (j ? 'L' : 'M') + p.x + ' ' + p.y;
+ }
+
+ // closes the ring for polygons; "x" is VML syntax
+ str += closed ? (svg ? 'z' : 'x') : '';
+ }
+
+ // SVG complains about empty path strings
+ return str || 'M0 0';
+}
+
+/*
+ * @namespace Browser
+ * @aka L.Browser
+ *
+ * A namespace with static properties for browser/feature detection used by Leaflet internally.
+ *
+ * @example
+ *
+ * ```js
+ * if (L.Browser.ielt9) {
+ * alert('Upgrade your browser, dude!');
+ * }
+ * ```
+ */
+
+var style$1 = document.documentElement.style;
+
+// @property ie: Boolean; `true` for all Internet Explorer versions (not Edge).
+var ie = 'ActiveXObject' in window;
+
+// @property ielt9: Boolean; `true` for Internet Explorer versions less than 9.
+var ielt9 = ie && !document.addEventListener;
+
+// @property edge: Boolean; `true` for the Edge web browser.
+var edge = 'msLaunchUri' in navigator && !('documentMode' in document);
+
+// @property webkit: Boolean;
+// `true` for webkit-based browsers like Chrome and Safari (including mobile versions).
+var webkit = userAgentContains('webkit');
+
+// @property android: Boolean
+// `true` for any browser running on an Android platform.
+var android = userAgentContains('android');
+
+// @property android23: Boolean; `true` for browsers running on Android 2 or Android 3.
+var android23 = userAgentContains('android 2') || userAgentContains('android 3');
+
+/* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */
+var webkitVer = parseInt(/WebKit\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit
+// @property androidStock: Boolean; `true` for the Android stock browser (i.e. not Chrome)
+var androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);
+
+// @property opera: Boolean; `true` for the Opera browser
+var opera = !!window.opera;
+
+// @property chrome: Boolean; `true` for the Chrome browser.
+var chrome = userAgentContains('chrome');
+
+// @property gecko: Boolean; `true` for gecko-based browsers like Firefox.
+var gecko = userAgentContains('gecko') && !webkit && !opera && !ie;
+
+// @property safari: Boolean; `true` for the Safari browser.
+var safari = !chrome && userAgentContains('safari');
+
+var phantom = userAgentContains('phantom');
+
+// @property opera12: Boolean
+// `true` for the Opera browser supporting CSS transforms (version 12 or later).
+var opera12 = 'OTransition' in style$1;
+
+// @property win: Boolean; `true` when the browser is running in a Windows platform
+var win = navigator.platform.indexOf('Win') === 0;
+
+// @property ie3d: Boolean; `true` for all Internet Explorer versions supporting CSS transforms.
+var ie3d = ie && ('transition' in style$1);
+
+// @property webkit3d: Boolean; `true` for webkit-based browsers supporting CSS transforms.
+var webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23;
+
+// @property gecko3d: Boolean; `true` for gecko-based browsers supporting CSS transforms.
+var gecko3d = 'MozPerspective' in style$1;
+
+// @property any3d: Boolean
+// `true` for all browsers supporting CSS transforms.
+var any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantom;
+
+// @property mobile: Boolean; `true` for all browsers running in a mobile device.
+var mobile = typeof orientation !== 'undefined' || userAgentContains('mobile');
+
+// @property mobileWebkit: Boolean; `true` for all webkit-based browsers in a mobile device.
+var mobileWebkit = mobile && webkit;
+
+// @property mobileWebkit3d: Boolean
+// `true` for all webkit-based browsers in a mobile device supporting CSS transforms.
+var mobileWebkit3d = mobile && webkit3d;
+
+// @property msPointer: Boolean
+// `true` for browsers implementing the Microsoft touch events model (notably IE10).
+var msPointer = !window.PointerEvent && window.MSPointerEvent;
+
+// @property pointer: Boolean
+// `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx).
+var pointer = !webkit && !!(window.PointerEvent || msPointer);
+
+// @property touch: Boolean
+// `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events).
+// This does not necessarily mean that the browser is running in a computer with
+// a touchscreen, it only means that the browser is capable of understanding
+// touch events.
+var touch = !window.L_NO_TOUCH && (pointer || 'ontouchstart' in window ||
+ (window.DocumentTouch && document instanceof window.DocumentTouch));
+
+// @property mobileOpera: Boolean; `true` for the Opera browser in a mobile device.
+var mobileOpera = mobile && opera;
+
+// @property mobileGecko: Boolean
+// `true` for gecko-based browsers running in a mobile device.
+var mobileGecko = mobile && gecko;
+
+// @property retina: Boolean
+// `true` for browsers on a high-resolution "retina" screen or on any screen when browser's display zoom is more than 100%.
+var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;
+
+// @property passiveEvents: Boolean
+// `true` for browsers that support passive events.
+var passiveEvents = (function () {
+ var supportsPassiveOption = false;
+ try {
+ var opts = Object.defineProperty({}, 'passive', {
+ get: function () {
+ supportsPassiveOption = true;
+ }
+ });
+ window.addEventListener('testPassiveEventSupport', falseFn, opts);
+ window.removeEventListener('testPassiveEventSupport', falseFn, opts);
+ } catch (e) {
+ // Errors can safely be ignored since this is only a browser support test.
+ }
+ return supportsPassiveOption;
+});
+
+// @property canvas: Boolean
+// `true` when the browser supports [`
+
-
+
+
+ tour_types['id'] as $tour_type_id => $tour_type): ?>
+
+
Tours
+ Choose tour
-
-
+
-
-
-
+
+
+
\ No newline at end of file
diff --git a/views/public/javascripts/mall-map.js b/views/public/javascripts/mall-map.js
deleted file mode 100644
index 959377b..0000000
--- a/views/public/javascripts/mall-map.js
+++ /dev/null
@@ -1,446 +0,0 @@
-$(document).ready(function () {
-
- // Set map height to be window height minus header height.
- var windowheight = $(window).height();
- $('#map').css('height', windowheight - 54);
-
-
- var MAP_URL_TEMPLATE = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
- var MAP_CENTER = [38.8891, -77.02949];
- var MAP_ZOOM = 15;
- var MAP_MIN_ZOOM = 14;
- var MAP_MAX_ZOOM = 18;
- var MAP_MAX_BOUNDS = [[38.79164, -77.17232], [38.99583, -76.90917]];
- var LOCATE_BOUNDS = [[38.87814, -77.05656], [38.90025, -77.00678]];
- var MAX_LOCATE_METERS = 8000;
-
- var map;
- var historicMapLayer;
- var markers;
- var jqXhr;
- var locationMarker;
-
- // Set the base map layer.
- map = L.map('map', {
- center: MAP_CENTER,
- zoom: MAP_ZOOM,
- minZoom: MAP_MIN_ZOOM,
- maxZoom: MAP_MAX_ZOOM,
- maxBounds: MAP_MAX_BOUNDS,
- zoomControl: false
- });
- map.addLayer(L.tileLayer(MAP_URL_TEMPLATE));
- map.addControl(L.control.zoom({position: 'topleft'}));
- map.attributionControl.setPrefix('');
-
- // Check for user's first time visiting. Wait to locate the user after displaying tooltip on the first visit.
- if(!($.cookie('myCookie'))) {
- $('#first-time').show();
- $.cookie('myCookie','visited', { path: '/', expires: 10000 });
- } else {
- map.locate({watch: true});
- }
-
- $("#first-time button").on('click', function() {
- $('#first-time').hide();
- map.locate({watch: true});
- });
-
- // Retain previous form state, if needed.
- retainFormState();
-
- // Add all markers by default, or retain previous marker state.
- doFilters();
-
- // Handle location found.
- map.on('locationfound', function (e) {
- // User within location bounds. Set the location marker.
- if (L.latLngBounds(LOCATE_BOUNDS).contains(e.latlng)) {
- launchTooltip();
- if (locationMarker) {
- // Remove the existing location marker before adding to map.
- map.removeLayer(locationMarker);
- } else {
- // Pan to location only on first locate.
- map.panTo(e.latlng);
- }
- $('#locate-button').removeClass('disabled');
- locationMarker = L.marker(e.latlng, {
- icon: L.icon({
- iconUrl: 'plugins/MallMap/views/public/images/location.png',
- iconSize: [50, 50]
- })
- });
- locationMarker.addTo(map).
- bindPopup("You are within " + e.accuracy / 2 + " meters from this point");
- // User outside location bounds.
- } else {
- map.stopLocate();
- $('#locate-button').addClass('disabled');
- var locateMeters = e.latlng.distanceTo(map.options.center);
- // Show out of bounds message only if within a certain distance.
- if (MAX_LOCATE_METERS > locateMeters) {
- var locateMiles = Math.ceil((locateMeters * 0.000621371) * 100) / 100;
- $('#dialog').text('You are ' + locateMiles + ' miles from the National Mall.').
- dialog('option', 'title', 'Not Quite on the Mall').
- dialog('open');
- }
-
- }
- });
-
- // Handle location error.
- map.on('locationerror', function () {
- map.stopLocate();
- $('#locate-button').addClass('disabled');
- });
-
- // Set up the dialog window.
- $('#dialog').dialog({
- autoOpen: false,
- draggable: false,
- resizable: false
- });
-
- // Handle the filter form.
- $('#filter-button').click(function(e) {
- e.preventDefault();
- var filterButton = $(this);
- var clicks = filterButton.data('clicks');
- if (clicks) {
- filterButton.removeClass('on').
- find('.screen-reader-text').
- html('Filters');
- $('#filters').fadeToggle(200, 'linear');
- } else {
- filterButton.addClass('on').
- find('.screen-reader-text').
- html('Back to Map');
- $('#filters').fadeToggle(200, 'linear');
- }
- filterButton.data('clicks', !clicks);
- });
-
- // Revert form to default and display all markers.
- $('#all-button').click(function(e) {
- e.preventDefault();
- revertFormState();
- });
-
- // Handle locate button.
- $('#locate-button').click(function (e) {
- e.preventDefault();
- if ($(this).hasClass('disabled')) {
- return;
- }
- if (locationMarker) {
- map.removeLayer(locationMarker)
- locationMarker = null;
- }
- map.stopLocate();
- map.locate({watch: true});
- });
-
- // Toggle historic map layer on and off.
- $('#toggle-map-button').click(function (e) {
- e.preventDefault();
- var toggleMapButton = $(this);
- var clicks = toggleMapButton.data('clicks');
- if (clicks) {
- toggleMapButton.addClass('on');
- toggleMapButton.find('.screen-reader-text').html('Map On');
- map.addLayer(historicMapLayer);
- } else {
- if (historicMapLayer) {
- toggleMapButton.removeClass('on');
- toggleMapButton.find('.screen-reader-text').html('Map Off');
- map.removeLayer(historicMapLayer);
- }
- }
- toggleMapButton.data('clicks', !clicks);
- });
-
- // Toggle map filters
- $('#filters div label').click(function() {
- var checkboxLabel = $(this);
- if (checkboxLabel.find('input[type=checkbox]').is(':checked')) {
- checkboxLabel.addClass('on');
- } else {
- checkboxLabel.removeClass('on');
- }
- });
-
- // Filter historic map layer.
- $('#map-coverage').change(function () {
- if (historicMapLayer) {
- removeHistoricMapLayer();
- }
- if ('0' == $('#map-coverage').val()) {
- $('#toggle-map-button').hide();
- } else {
- addHistoricMapLayer();
- }
- doFilters();
- });
-
- // Filter item type.
- $('#item-type').change(function () {
- var itemType = $(this);
- if ('Place' == itemType.find(':selected').text()) {
- $('#place-type-div').show({duration: 'fast'});
- } else {
- // Reset and hide the place type select.
- $('input[name=place-type]').removeAttr('checked');
- $('#place-type-div').hide({duration: 'fast'});
- }
- if ('Event' == itemType.find(':selected').text()) {
- $('#event-type-div').show({duration: 'fast'});
- } else {
- // Reset and hide the event type checkboxes.
- $('input[name=event-type]').removeAttr('checked');
- $('#event-type-div').hide({duration: 'fast'});
- }
- doFilters();
- });
-
- $('#map-coverage,#item-type').on('touchstart touchend', function(event) {
- event.stopPropagation();
- });
-
- // Filter place type.
- $('input[name=place-type]').change(function () {
- // Handle all place types checkbox.
- var placeTypeAll = $('input[name=place-type-all]');
- if ($('input[name=place-type]:checked').length) {
- placeTypeAll.prop('checked', false).parent().removeClass('on');
- } else {
- placeTypeAll.prop('checked', true).parent().addClass('on');
- }
- doFilters();
- });
-
- // Handle the all place types checkbox.
- $('input[name=place-type-all]').change(function () {
- // Uncheck all place types.
- $('input[name=place-type]:checked').prop('checked', false).
- parent().removeClass('on');
- doFilters();
- });
-
- // Filter event type.
- $('input[name=event-type]').change(function () {
- // Handle all event types checkbox.
- var eventTypeAll = $('input[name=event-type-all]');
- if ($('input[name=event-type]:checked').length) {
- eventTypeAll.prop('checked', false).parent().removeClass('on');
- } else {
- eventTypeAll.prop('checked', true).parent().addClass('on');
- }
- doFilters();
- });
-
- // Handle the all event types checkbox.
- $('input[name=event-type-all]').change(function () {
- // Uncheck all event types.
- $('input[name=event-type]:checked').prop('checked', false).
- parent().removeClass('on');
- doFilters();
- });
-
- // Handle the info panel back button.
- $('a.back-button').click(function (e) {
- e.preventDefault();
- $('#info-panel').fadeToggle(200, 'linear');
- $('#toggle-map-button + .back-button').hide();
- });
-
- /*
- * Filter markers.
- *
- * This must be called on every form change.
- */
- function doFilters() {
- // Prevent concurrent filter requests.
- if (jqXhr) {
- jqXhr.abort()
- }
-
- // Remove the current markers.
- if (markers) {
- map.removeLayer(markers);
- }
-
- var mapCoverage = $('#map-coverage');
- var itemType = $('#item-type');
- var placeTypes = $('input[name=place-type]:checked');
- var eventTypes = $('input[name=event-type]:checked');
-
- // Prepare POST data object for request.
- var postData = {
- placeTypes: [],
- eventTypes: [],
- };
-
- // Handle each filter, adding to the POST data object.
- if ('0' != mapCoverage.val()) {
- postData['mapCoverage'] = mapCoverage.val();
- }
- if ('0' != itemType.val()) {
- postData['itemType'] = itemType.val();
- }
- if (placeTypes.length) {
- placeTypes.each(function () {
- postData.placeTypes.push(this.value);
- });
- }
- if (eventTypes.length) {
- eventTypes.each(function () {
- postData.eventTypes.push(this.value);
- });
- }
-
- // Make the POST request, handle the GeoJSON response, and add markers.
- jqXhr = $.post('mall-map/index/filter', postData, function (response) {
- var item = (1 == response.features.length) ? 'item' : 'items';
- $('#marker-count').text(response.features.length + " " + item);
- var geoJsonLayer = L.geoJson(response, {
- onEachFeature: function (feature, layer) {
- layer.on('click', function (e) {
- // Request the item data and populate and open the marker popup.
- var marker = this;
- $.post('mall-map/index/get-item', {id: feature.properties.id}, function (response) {
- var popupContent = '
+
+
-
+
+
+
+
+' + response.title + '
'; - if (response.thumbnail) { - popupContent += '' + response.thumbnail + ''; - } - popupContent += 'view more info'; - marker.bindPopup(popupContent, {maxWidth: 200, offset: L.point(0, -40)}).openPopup(); - - window.setTimeout(function () { - //map.panTo([feature.geometry.coordinates[1],feature.geometry.coordinates[0]]); - layer.getPopup().update(); - $('.open-info-panel').click(function (e) { - e.preventDefault(); - $('#info-panel').fadeToggle(200, 'linear'); - $('#toggle-map-button + .back-button').show(); - }); - }, 500); - - // Populate the item info panel. - var content = $('#info-panel-content'); - content.empty(); - content.append('
' + response.title + '
'); - for (var i = 0; i < response.date.length; i++) { - content.append('' + response.date[i] + '
'); - } - content.append('' + response.description + '
'); - content.append(response.fullsize); - content.append(''); - }); - }); - } - }); - markers = new L.MarkerClusterGroup({ - showCoverageOnHover: false, - maxClusterRadius: 40, - spiderfyDistanceMultiplier: 2 - }); - markers.addLayer(geoJsonLayer); - map.addLayer(markers); - }); - } - - /* - * Add the historic map layer. - */ - function addHistoricMapLayer() - { - // Get the historic map data - var getData = {'text': $('#map-coverage').val()}; - $.get('mall-map/index/historic-map-data', getData, function (response) { - historicMapLayer = L.tileLayer( - response.url, - {tms: true, opacity: 1.00} - ); - map.addLayer(historicMapLayer); - $('#toggle-map-button').show(); - - // Set the map title as the map attribution prefix. - map.attributionControl.setPrefix(response.title); - }); - } - - /* - * Remove the historic map layer. - */ - function removeHistoricMapLayer() - { - $('#toggle-map-button').data('clicks', false).hide(); - map.removeLayer(historicMapLayer); - map.attributionControl.setPrefix(''); - } - - /* - * Revert to default (original) form state. - */ - function revertFormState() - { - if (historicMapLayer) { - removeHistoricMapLayer(); - } - - $('#map-coverage').val('0'); - $('#item-type').val('0'); - - $('#place-type-div').hide({duration: 'fast'}); - $('input[name=place-type-all]').prop('checked', true). - parent().addClass('on'); - $('input[name=place-type]:checked').prop('checked', false). - parent().removeClass('on'); - - $('#event-type-div').hide({duration: 'fast'}); - $('input[name=event-type-all]').prop('checked', true). - parent().addClass('on'); - $('input[name=event-type]:checked').prop('checked', false). - parent().removeClass('on'); - - doFilters(); - } - - /* - * Retain previous form state. - * - * Acts on the assumption that all browsers will preserve the form state - * when navigating back to the map from another page. - */ - function retainFormState() - { - if ('0' != $('#map-coverage').val()) { - addHistoricMapLayer(); - } - if ('Place' == $('#item-type').find(':selected').text()) { - var placeTypes = $('input[name=place-type]:checked'); - if (placeTypes.length) { - $('input[name=place-type-all]').parent().removeClass('on'); - placeTypes.parent().addClass('on'); - } - $('#place-type-div').show({duration: 'fast'}); - } - if ('Event' == $('#item-type').find(':selected').text()) { - var eventTypes = $('input[name=event-type]:checked'); - if (eventTypes.length) { - $('input[name=event-type-all]').parent().removeClass('on'); - eventTypes.parent().addClass('on'); - } - $('#event-type-div').show({duration: 'fast'}); - } - } - - var debugTimestamp; - function start() { - debugTimestamp = new Date().getTime(); - } - function stop() { - console.log((new Date().getTime() / 1000) - (debugTimestamp / 1000)); - } -}); diff --git a/views/public/javascripts/walking-tour.js b/views/public/javascripts/walking-tour.js new file mode 100755 index 0000000..ee15ef5 --- /dev/null +++ b/views/public/javascripts/walking-tour.js @@ -0,0 +1,923 @@ +$(document).ready(function () { + walkingTourJs() +}); + +function walkingTourJs() { + var imported = document.createElement("script"); + document.head.appendChild(imported); + // Set map height to be window height minus header height. + var windowheight = $(window).height(); + $('#map').css('height', windowheight - 54); + + var MAP_URL_TEMPLATE = 'https://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}'; + + var MAP_CENTER; + var MAP_ZOOM; // MAP_ZOOM controls the default zoom of the map + var MAP_MIN_ZOOM_STOP; + var MAP_MAX_ZOOM_STOP; + var LOCATE_BOUNDS; + var EXHIBIT_BUTTON_TEXT; + var DETAIL_BUTTON_TEXT; + var IS_AUTO_FIT; + + var map; + var historicMapLayer; + var markers; + var jqXhr; + var locationMarker; + var markerData; + var allItems = {}; + var allMarkers = {}; + function positionLocateTooltip() { + var tooltip = document.querySelector('#first-time .tooltip-locate'); + var target = document.querySelector('#locate-button'); + + if (!tooltip || !target) { + return; + } + + var rect = target.getBoundingClientRect(); + + /* + * Align tooltip's left edge near the locate button. + * The locate button is close to the left edge, so we do not center + * the tooltip horizontally; otherwise it can go off screen. + */ + tooltip.style.left = rect.left + 'px'; + tooltip.style.top = rect.top + 'px'; + } + + + /* + * JQuery Setup + */ + + // Check for user's first time visiting. Wait to locate the user after displaying tooltip on the first visit. + if (!($.cookie('myCookie'))) { + $('#first-time').show(); + // $('.tooltip-locate').toggle(); + $('.tooltip-locate').hide(); + $.cookie('myCookie', 'visited', { path: '/', expires: 10000 }); + } + + $("#first-time > div.tooltip > button").on('click', function () { + $('.tooltip').fadeToggle(); + positionLocateTooltip(); + $('.tooltip-locate').fadeToggle(); + }); + + $("#first-time > div.tooltip-locate > button").on('click', function () { + $('#first-time').hide(); + }); + + $(window).on('resize', function () { + positionLocateTooltip(); + }); + + // Set up the dialog window. + $('#dialog').dialog({ + autoOpen: false, + draggable: false, + resizable: false + }); + + // Handle the filter form. + $('#filter-button').click(function (e) { + e.preventDefault(); + + // First close any popups + var popupDiv = $('.leaflet-pane .leaflet-popup-pane') + if (popupDiv.children().length > 0) { + popupDiv.empty() + } + + var filterButton = $(this); + var clicks = filterButton.data('clicks'); + if (clicks) { + filterButton.removeClass('on'). + find('.screen-reader-text'). + html('Filters'); + $('#filters').fadeToggle(200, 'linear'); + } else { + filterButton.addClass('on'). + find('.screen-reader-text'). + html('Back to Map'); + $('#filters').fadeToggle(200, 'linear'); + } + filterButton.data('clicks', !clicks); + }); + + $('#tour-confirm-button').click(function (e) { + e.preventDefault(); + var filterButton = $('#filter-button'); + var tourSelected = [] + var tourTypeCheck = $('input[name=place-type]:checked') + var curTourSelected; + var itemIDList = []; + var tour_id; + + if (tourTypeCheck.length) { + tourTypeCheck.each(function () { + tour_id = this.value; + tourSelected.push(markerData[this.value].walkingPath); + curTourSelected = markerData[this.value]; + }); + } else { + var toursToPlot = Object.keys(markerData); + toursToPlot.forEach((ele) => { + tourSelected.push(markerData[ele].walkingPath); + }); + } + + filterButton.removeClass('on'). + find('.screen-reader-text'). + html('Filters'); + $('#filters').fadeToggle(200, 'linear'); + + if (curTourSelected) { + curTourSelected.Data.features.forEach(ele => { + itemIDList.push(ele.properties.id) + }) + + $('#info-panel-container').fadeToggle(200, 'linear'); + $('#toggle-map-button + .back-button').show(); + populateTourIntroPopup(itemIDList, curTourSelected, tour_id); + } + let polylineGroup = L.featureGroup(tourSelected); + let bounds = polylineGroup.getBounds(); + map.fitBounds(bounds); + }) + + // Revert form to default and display all markers. + $('#all-button').click(function (e) { + e.preventDefault(); + revertFormState(); + }); + + // Handle locate button. + $('#locate-button').click(function (e) { + e.preventDefault(); + $(this).toggleClass('loading'); + if (locationMarker) { + map.removeLayer(locationMarker) + locationMarker = null; + } + map.stopLocate(); + map.locate({ watch: true }); + }); + + // Toggle historic map layer on and off. + $('#toggle-map-button').click(function (e) { + e.preventDefault(); + var toggleMapButton = $(this); + var clicks = toggleMapButton.data('clicks'); + if (clicks) { + toggleMapButton.addClass('on'); + toggleMapButton.find('.screen-reader-text').html('Map On'); + map.addLayer(historicMapLayer); + } else { + if (historicMapLayer) { + toggleMapButton.removeClass('on'); + toggleMapButton.find('.screen-reader-text').html('Map Off'); + map.removeLayer(historicMapLayer); + } + } + toggleMapButton.data('clicks', !clicks); + }); + + // Toggle map filters + $('#filters div label').click(function () { + var checkboxLabel = $(this); + if (checkboxLabel.find('input[type=checkbox]').is(':checked')) { + checkboxLabel.addClass('on'); + } else { + checkboxLabel.removeClass('on'); + } + }); + + // Filter historic map layer. + $('#map-coverage').change(function () { + if (historicMapLayer) { + removeHistoricMapLayer(); + } + if ('0' == $('#map-coverage').val()) { + $('#toggle-map-button').hide(); + } else { + addHistoricMapLayer(); + } + doFilters(); + }); + + $('#map-coverage,#tour-type').on('touchstart touchend', function (event) { + event.stopPropagation(); + }); + + // Filter place type. + $('input[name=place-type]').change(function () { + // allow only one box checked + $('input[name=place-type]:checked').not(this).prop('checked', false). + parent().removeClass('on'); + // Handle all place types checkbox. + var placeTypeAll = $('input[name=place-type-all]'); + if ($('input[name=place-type]:checked').length) { + placeTypeAll.prop('checked', false).parent().removeClass('on'); + } else { + placeTypeAll.prop('checked', true).parent().addClass('on'); + } + doFilters(); + }); + + // Handle the all place types checkbox. + $('input[name=place-type-all]').change(function () { + // Uncheck all place types. + $('input[name=place-type]:checked').prop('checked', false). + parent().removeClass('on'); + doFilters(); + }); + + // Filter event type. + $('input[name=event-type]').change(function () { + // Handle all event types checkbox. + var eventTypeAll = $('input[name=event-type-all]'); + if ($('input[name=event-type]:checked').length) { + eventTypeAll.prop('checked', false).parent().removeClass('on'); + } else { + eventTypeAll.prop('checked', true).parent().addClass('on'); + } + doFilters(); + }); + + // Handle the all event types checkbox. + $('input[name=event-type-all]').change(function () { + // Uncheck all event types. + $('input[name=event-type]:checked').prop('checked', false). + parent().removeClass('on'); + doFilters(); + }); + + // Handle the info panel back button. + $('a.back-button').click(function (e) { + e.preventDefault(); + $('#info-panel-container').fadeToggle(200, 'linear'); + }); + + /* + * Query backend + */ + + window.onload = function () { + jqXhr = $.post('walking-tour/index/map-config', function (response) { + mapSetUp(response); + doQuery(); + }) + }; + + // Retain previous form state, if needed. + retainFormState(); + + function mapLocateCenter(map){ + map.flyTo(MAP_CENTER, MAP_ZOOM); + } + + /* + * Setup map layer + * + * Call only once during set up + */ + function mapSetUp(response) { + EXHIBIT_BUTTON_TEXT = response['walking_tour_exhibit_button'] + DETAIL_BUTTON_TEXT = response['walking_tour_detail_button'] + MAP_ZOOM = parseInt(response["walking_tour_default_zoom"]) + MAP_MAX_ZOOM_STOP = parseInt(response['walking_tour_max_zoom']) + MAP_MIN_ZOOM_STOP = parseInt(response['walking_tour_min_zoom']) + MAP_CENTER = parse1DArrayPoint("[" + response['walking_tour_center'] + ']') + IS_AUTO_FIT = response["walking_tour_auto_fit"] == '1' + // Set the base map layer. + var minZoom = MAP_ZOOM - MAP_MIN_ZOOM_STOP; + var maxZoom = MAP_ZOOM + MAP_MAX_ZOOM_STOP; + map = L.map('map', { + center: MAP_CENTER, + minZoom: minZoom, + maxZoom: maxZoom, + zoom: minZoom, + zoomControl: false + }); + LOCATE_BOUNDS = map.getBounds(); + map.setZoom(MAP_ZOOM); + + map.addLayer(L.tileLayer(MAP_URL_TEMPLATE)); + map.addControl(L.control.zoom({ position: 'topleft' })); + var extentControl = L.Control.extend({ + options: { + position: 'topleft' + }, + onAdd: function (map) { + var container = L.DomUtil.create('div', 'extentControl'); + $(container).attr('id', 'extent-control'); + $(container).css('width', '26px').css('height', '26px').css('outline', '1px black'); + $(container).addClass('extentControl-disabled') + $(container).addClass('leaflet-bar') + $(container).on('click', function () { + mapLocateCenter(map); + }); + return container; + } + }) + map.addControl(new extentControl()); + map.attributionControl.setPrefix('Tiles © Esri'); + + map.on('zoomend', function () { + if (map.getZoom() == minZoom) { + $('#extent-control').addClass('extentControl-disabled') + } else { + $('#extent-control').removeClass('extentControl-disabled') + } + }) + + // Handle location found. + map.on('locationfound', function (e) { + if (!locationMarker) { + $("#locate-button").toggleClass('loading'); + } + // User within location bounds. Set the location marker. + if (L.latLngBounds(LOCATE_BOUNDS).contains(e.latlng)) { + if (locationMarker) { + // Remove the existing location marker before adding to map. + map.removeLayer(locationMarker); + } else { + // Pan to location only on first locate. + map.panTo(e.latlng); + } + locationMarker = L.marker(e.latlng, { + icon: L.icon({ + iconUrl: 'plugins/WalkingTour/views/public/images/location.png', + iconSize: [25, 25] + }) + }); + locationMarker.addTo(map).bindPopup("You are within " + e.accuracy / 2 + " meters from this point"); + // User outside location bounds. + } else { + var locateMeters = e.latlng.distanceTo(map.options.center); + var locateMiles = Math.ceil((locateMeters * 0.000621371) * 100) / 100; + alert('Cannot locate your location. You are ' + locateMiles + ' miles from the map bounds.'); + map.stopLocate(); + } + }); + + // Handle location error. + map.on('locationerror', function () { + $("#locate-button").toggleClass('loading'); + map.stopLocate(); + alert('Location Error, Please try again.'); + console.log('location error') + }); + } + + /* + * Query backend for tour info + * + * Call only once during set up + */ + function doQuery() { + const markerFontHtmlStyles = ` + transform: rotate(-45deg); + color:white; + text-align: center; + padding: 0.2rem 0 0.18rem 0; + font-size: 15px; + ` + + // correctly formats coordinates as [lat, long] (API returns [long, lat]) + function orderCoords(path) { + var directions = []; + for (var i = 0; i < path.length; i++) { + directions.push([path[i][1], path[i][0]]); + } + return directions; + } + + var key = "5b3ce3597851110001cf62489dde4c6690bc423bb86bd99921c5da77"; + var url; + var itemArray = [] + var tourToItem = {} + var markerBounds = L.latLngBounds(); + jqXhr = $.post('walking-tour/index/query', function (response) { + markerData = response; + dataArray = Object.entries(markerData) + for (const tour in markerData) { + itemArray = itemArray.concat(markerData[tour]['Data']['features']) + } + let requests = dataArray.map(([tourId, value]) => { + return new Promise((resolve) => { + var numMarker = 1; + var response = value["Data"]; + var itemIDList = []; + + response.features.forEach(ele => { + itemIDList.push(ele.properties.id) + }) + tourToItem[tourId] = itemIDList; + markerList = [] + var geoJsonLayer = L.geoJson(response.features, { + // adds the correct number to each marker based on order of tour + pointToLayer: function (feature, latlng) { + var numberIcon = L.divIcon({ + className: "my-custom-pin", + iconSize: [25, 41], + iconAnchor: [12, 40], + popupAnchor: [0, -5], + html: `${numMarker}
` + }); + numMarker++; + markerBounds.extend(latlng); + return L.marker(latlng, { icon: numberIcon }); + }, + onEachFeature: function (feature, layer) { + layer.on('click', function (e) { + // center click location + map.flyTo(e.latlng,MAP_ZOOM + MAP_MAX_ZOOM_STOP); + // Close the filtering + var filterButton = $('filter-button'); + filterButton.removeClass('on'). + find('.screen-reader-text'). + html('Filters'); + $('#filters').fadeOut(200, 'linear'); + + var marker = this; + response = allItems[`${tourId}:${feature.properties.id}`] + if (response == undefined) { + $.post('walking-tour/index/get-item', { id: feature.properties.id, tour: tourId }, function (response) { + allItems[`${tourId}:${feature.properties.id}`] = response; + featureOnclickAction(response, layer, marker, itemIDList, value, tourId); + }) + } else { + featureOnclickAction(response, layer, marker, itemIDList, value, tourId); + } + + }); + + } + }); + markerData[tourId].allMarker = markerList; + markerData[tourId].geoJson = geoJsonLayer; + + const path = JSON.parse(value.Route); + const route = path.features[0].geometry.coordinates.map(coord => [coord[1], coord[0]]);; + + var tourPolyline = new L.Polyline(route, { + color: value["Color"], + weight: 3, + opacity: 1, + smoothFactor: 1 + }); + + markerData[tourId].walkingPath = tourPolyline; + resolve(); + }); + }) + Promise.all(requests).then(() => { + createCustomCSS(); + if (IS_AUTO_FIT){ + map.fitBounds(markerBounds, {padding: [10, 10]}) + mapLocateCenter = function(map) { + map.fitBounds(markerBounds, {padding: [10, 10]}) + } + var curZoom = map._zoom; + map.setMaxZoom( curZoom + MAP_MAX_ZOOM_STOP); + map.setMinZoom( curZoom - MAP_MIN_ZOOM_STOP); + // map["options"]["minZoom"] = curZoom - MAP_MIN_ZOOM_STOP + } + doFilters(); + }); + }); + } + + /* + * Filter markers. + * + * This must be called on every form change. + */ + function doFilters() { + // Remove the current markers. + if (markers) { + map.removeLayer(markers); + } + + var mapCoverage = $('#map-coverage'); + var tourTypeCheck = $('input[name=place-type]:checked') + + var toursToPlot = []; + var mapToPlot; + // Handle each filter + if ('0' != mapCoverage.val()) { + mapToPlot = mapCoverage.val(); + } + + if (tourTypeCheck.length) { + tourTypeCheck.each(function () { + toursToPlot.push(this.value); + }); + } else { + toursToPlot = Object.keys(markerData); + } + + var pathToPlot = []; + var markerLayers = []; + var numMarkers = 0; + + // handle the GeoJSON response, and add markers. + toursToPlot.forEach(ele => { + numMarkers += markerData[ele].Data.features.length; + markerLayers.push(markerData[ele].geoJson); + pathToPlot.push(markerData[ele].walkingPath); + }); + //response is an array of coordinate; + var item = (1 == numMarkers) ? 'item' : 'items'; + $('#marker-count').text(numMarkers + " " + item); + + try { + markers = new L.layerGroup(); + } + catch (err) { + console.log(err) + } + + markerLayers.forEach(ele => { + markers.addLayer(ele); + }) + pathToPlot.forEach(ele => { + ele.addTo(markers); + }) + map.addLayer(markers); + } + + /* + * Setup color for each tour + * + */ + function createCustomCSS() { + var style = document.createElement('style') + var css = "" + for (const tour_id in markerData) { + var color = markerData[tour_id]['Color'] + + if (color.length == 0){ + color = "#000000" + } + + var rgb = hexToRgb(color) + css += `#filters div label.label${tour_id}:before { + background-color: ${color} !important; + } + #filters div label.label${tour_id} { + background-color: rgba(${rgb.r}, ${rgb.g}, ${rgb.b}, 0.15) !important; + color: ${color} !important; + } + #filters div label.label${tour_id}.on:before { + background-color: rgba(33, 201, 0, 1) !important; + }\n` + } + style.innerHTML = css; + document.body.appendChild(style); + } + + /* + * Setup popups for each item and tour + */ + + function featureOnclickAction(response, layer, marker, itemIDList, value, tourId) { + var popupContent = '' + response.title + '
'; + if (response.thumbnail) { + popupContent += '' + response.thumbnail + ''; + } + popupContent += 'View More Info'; + if (!layer.getPopup()) { + marker.bindPopup(popupContent, { maxWidth: 200, offset: L.point(0, -40) }).openPopup(); + allMarkers[response.id] = marker; + } + + window.setTimeout(function () { + layer.getPopup().update() + $('.open-info-panel').click(function (e) { + e.preventDefault(); + $('#info-panel-container').fadeToggle(200, 'linear'); + $('#toggle-map-button + .back-button').show(); + marker.closePopup(); + }); + }, 500); + + // Populate the item info panel. + populatePopup(itemIDList, value, response, itemIDList.findIndex((ele) => ele == response.id), tourId); + } + + function populateTourIntroPopup(itemIDList, value, tour_id) { + $('.next-button').unbind("click"); + $('.prev-button').unbind("click"); + + $('.prev-button').addClass('off'); + $('.next-button').addClass('off'); + + document.getElementById("info-panel-name").innerHTML = value["Tour Name"]; + $('.panel-title').css("backgroundColor", value['Color']) + var content = $('#info-panel-content'); + content.empty(); + + var infoContent = "" + var rightContent = ""; + // click title to show the popup on map + if (value.Description != "") { + rightContent += '
' + value.Description + '
' + } else { + rightContent += "No descriptions available.
" + } + + route = JSON.parse(value.Route); + var distance = route.features[0].properties.summary.distance; + var duration = route.features[0].properties.summary.duration; + + rightContent += 'Distance: ' + Math.round(distance / 10) / 100 + ' km
'
+ rightContent += 'Duration: ~' + Math.round(duration / 60) + ' min walk
'
+ rightContent += ''
+
+ if (value.Credits != "") {
+ rightContent += "Credits
" + rightContent += '' + value.Credits + '
' + } + rightContent += ''; + window.setTimeout(function () { + $('#start-tour').click(function (e) { + var newId = itemIDList[0] + popupButtonEvent(e, newId, itemIDList, value, tour_id); + }) + }, 500) + infoContent += '' + rightContent + '
' + infoContent + '
')
+ }
+
+ function populatePopup(itemIDList, value, response, numPopup, tour_id) {
+ var numPopup = itemIDList.findIndex((ele) => ele == response.id);
+ var coor = value.Data.features[numPopup].geometry.coordinates;
+ map.flyTo([coor[1], coor[0]], MAP_ZOOM + MAP_MAX_ZOOM_STOP);
+
+ $('.next-button').unbind("click");
+ $('.prev-button').unbind("click");
+
+ if (numPopup + 1 == itemIDList.length) {
+ $('.next-button').addClass('off');
+ } else {
+ $('.next-button').removeClass('off');
+ $('.next-button').unbind("click");
+ window.setTimeout(function () {
+ $('.next-button').click(function (e) {
+ var newId = itemIDList[numPopup + 1]
+ // value.allMarker[numPopup].closePopup();
+ popupButtonEvent(e, newId, itemIDList, value, tour_id);
+ })
+ }, 500)
+ }
+
+ if (numPopup - 1 == -1 || numPopup == -1) {
+ $('.prev-button').addClass('off');
+ } else {
+ $('.prev-button').removeClass('off');
+ window.setTimeout(function () {
+ $('.prev-button').click(function (e) {
+ var newId = itemIDList[numPopup - 1]
+ // value.allMarker[numPopup].closePopup();
+ popupButtonEvent(e, newId, itemIDList, value, tour_id);
+ })
+ }, 500)
+ }
+
+ document.getElementById("info-panel-name").innerHTML = value["Tour Name"] + ` #${numPopup + 1}`;
+ $('.panel-title').css("backgroundColor", value['Color'])
+ var content = $('#info-panel-content');
+ content.empty();
+
+ var infoContent = ""
+ var leftContent = "";
+ var rightContent = "";
+ if (response.fullsize) {
+ leftContent += response.fullsize;
+ infoContent += '' + leftContent + '
';
+ }
+
+ // click title to show the popup on map
+ rightContent += `` + response.title + '
' + if (response.abstract) { + rightContent += '' + response.abstract + '
'; + } else if (response.description) { + rightContent += '' + response.description + '
'; + } else { + rightContent += 'No descriptions available.
'; + } + rightContent += ''
+ rightContent += ''+ DETAIL_BUTTON_TEXT +'';
+ if (response.exhibitUrl != ""){
+ rightContent += ''+ EXHIBIT_BUTTON_TEXT +'';
+ }
+ rightContent += '
'
+ infoContent += '' + rightContent + '
' + infoContent + '
')
+ }
+
+ function getMarkerHTML(color) {
+ let markerHtmlStyles = `
+ background-color: ${color};
+ width: 1.7rem;
+ height: 1.7rem;
+ display: block;
+ left: -0.5rem;
+ top: -0.5rem;
+ position: relative;
+ border-radius: 1.5rem 1.5rem 0;
+ transform: rotate(45deg);`
+ return markerHtmlStyles;
+ }
+
+ function popupButtonEvent(e, id, itemIDList, value, tour_id) {
+ e.preventDefault();
+ var response = allItems[`${tour_id}:${id}`]
+ if (response == undefined) {
+ $.post('walking-tour/index/get-item', { id: id, tour: tour_id }, function (response) {
+ allItems[`${tour_id}:${id}`] = response;
+ populatePopup(itemIDList, value, response, itemIDList.findIndex((ele) => ele == response.id), tour_id);
+ })
+ } else {
+ populatePopup(itemIDList, value, response, itemIDList.findIndex((ele) => ele == response.id), tour_id)
+ }
+ }
+
+
+ /*
+ * Add the historic map layer.
+ */
+ function addHistoricMapLayer() {
+ // Get the historic map data
+ var getData = { 'text': $('#map-coverage').val() };
+ $.get('walking-tour/index/historic-map-data', getData, function (response) {
+ historicMapLayer = L.tileLayer(
+ response.url,
+ { tms: true, opacity: 1.00 }
+ );
+ map.addLayer(historicMapLayer);
+ $('#toggle-map-button').show();
+
+ // Set the map title as the map attribution prefix.
+ map.attributionControl.setPrefix(response.title);
+ });
+ }
+
+ /*
+ * Remove the historic map layer.
+ */
+ function removeHistoricMapLayer() {
+ $('#toggle-map-button').data('clicks', false).hide();
+ map.removeLayer(historicMapLayer);
+ map.attributionControl.setPrefix('');
+ }
+
+ /*
+ * Helper Functions
+ */
+
+ function hexToRgb(hex) {
+ var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
+ return result ? {
+ r: parseInt(result[1], 16),
+ g: parseInt(result[2], 16),
+ b: parseInt(result[3], 16)
+ } : null;
+ }
+
+ function parse1DArrayPoint(text) {
+ ptn = text.split(",")
+ ptn.forEach(function (ele, index) {
+ temp_ele = ele.replace(/\s+/g, '');
+ temp_ele = temp_ele.replace('[', '');
+ temp_ele = temp_ele.replace(']', '');
+ this[index] = parseFloat(temp_ele)
+ }, ptn);
+ return ptn;
+ }
+
+ function parse2DArrayPoint(text) {
+ ptn = text.match(/(\[-?[0-9]*.[0-9]*, -?[0-9]*.[0-9]*\])/g)
+ b_new = []
+ ptn.forEach(ele => {
+ temp_ele = ele.split(",")
+ temp_ele.forEach(function (ele_inner, index_inner) {
+ temp_ele_inner = ele_inner.replace(/\s+/g, '');
+ temp_ele_inner = temp_ele_inner.replace('[', '');
+ temp_ele_inner = temp_ele_inner.replace(']', '');
+ this[index_inner] = parseFloat(temp_ele_inner)
+ }, temp_ele)
+ b_new.push(temp_ele)
+ })
+ return b_new
+ }
+
+ /*
+ * Revert to default (original) form state.
+ */
+ function revertFormState() {
+ if (historicMapLayer) {
+ removeHistoricMapLayer();
+ }
+
+ $('#map-coverage').val('0');
+ $('#tour-type').val('0');
+
+ $('#place-type-div').hide({ duration: 'fast' });
+ $('input[name=place-type-all]').prop('checked', true).
+ parent().addClass('on');
+ $('input[name=place-type]:checked').prop('checked', false).
+ parent().removeClass('on');
+
+ $('#event-type-div').hide({ duration: 'fast' });
+ $('input[name=event-type-all]').prop('checked', true).
+ parent().addClass('on');
+ $('input[name=event-type]:checked').prop('checked', false).
+ parent().removeClass('on');
+
+ doFilters();
+ }
+
+ /*
+ * Retain previous form state.
+ *
+ * Acts on the assumption that all browsers will preserve the form state
+ * when navigating back to the map from another page.
+ */
+ function retainFormState() {
+ if ('Place' == $('#tour-type').find(':selected').text()) {
+ var placeTypes = $('input[name=place-type]:checked');
+ if (placeTypes.length) {
+ $('input[name=place-type-all]').parent().removeClass('on');
+ placeTypes.parent().addClass('on');
+ }
+ $('#place-type-div').show({ duration: 'fast' });
+ }
+ if ('Event' == $('#tour-type').find(':selected').text()) {
+ var eventTypes = $('input[name=event-type]:checked');
+ if (eventTypes.length) {
+ $('input[name=event-type-all]').parent().removeClass('on');
+ eventTypes.parent().addClass('on');
+ }
+ $('#event-type-div').show({ duration: 'fast' });
+ }
+ }
+
+ /*
+ * Revert to default (original) form state.
+ */
+ function revertFormState() {
+ if (historicMapLayer) {
+ removeHistoricMapLayer();
+ }
+
+ $('#map-coverage').val('0');
+ $('#tour-type').val('0');
+
+ $('#place-type-div').hide({ duration: 'fast' });
+ $('input[name=place-type-all]').prop('checked', true).
+ parent().addClass('on');
+ $('input[name=place-type]:checked').prop('checked', false).
+ parent().removeClass('on');
+
+ $('#event-type-div').hide({ duration: 'fast' });
+ $('input[name=event-type-all]').prop('checked', true).
+ parent().addClass('on');
+ $('input[name=event-type]:checked').prop('checked', false).
+ parent().removeClass('on');
+
+ doFilters();
+ }
+
+ /*
+ * Retain previous form state.
+ *
+ * Acts on the assumption that all browsers will preserve the form state
+ * when navigating back to the map from another page.
+ */
+ function retainFormState() {
+ if ('Place' == $('#tour-type').find(':selected').text()) {
+ var placeTypes = $('input[name=place-type]:checked');
+ if (placeTypes.length) {
+ $('input[name=place-type-all]').parent().removeClass('on');
+ placeTypes.parent().addClass('on');
+ }
+ $('#place-type-div').show({ duration: 'fast' });
+ }
+ if ('Event' == $('#tour-type').find(':selected').text()) {
+ var eventTypes = $('input[name=event-type]:checked');
+ if (eventTypes.length) {
+ $('input[name=event-type-all]').parent().removeClass('on');
+ eventTypes.parent().addClass('on');
+ }
+ $('#event-type-div').show({ duration: 'fast' });
+ }
+ }
+}
diff --git a/views/shared/javascripts/Polyline.encoded.js b/views/shared/javascripts/Polyline.encoded.js
new file mode 100644
index 0000000..957f6cb
--- /dev/null
+++ b/views/shared/javascripts/Polyline.encoded.js
@@ -0,0 +1,233 @@
+/*
+ * Utility functions to decode/encode numbers and array's of numbers
+ * to/from strings (Google maps polyline encoding)
+ *
+ * Extends the L.Polyline and L.Polygon object with methods to convert
+ * to and create from these strings.
+ *
+ * Jan Pieter Waagmeester "+e+"
",className:"marker-cluster"+i,iconSize:new L.Point(40,40)})},_bindEvents:function(){var t=this._map,e=this.options.spiderfyOnMaxZoom,i=this.options.showCoverageOnHover,n=this.options.zoomToBoundsOnClick;(e||n)&&this.on("clusterclick",this._zoomOrSpiderfy,this),i&&(this.on("clustermouseover",this._showCoverage,this),this.on("clustermouseout",this._hideCoverage,this),t.on("zoomend",this._hideCoverage,this))},_zoomOrSpiderfy:function(t){var e=this._map;e.getMaxZoom()===e.getZoom()?this.options.spiderfyOnMaxZoom&&t.layer.spiderfy():this.options.zoomToBoundsOnClick&&t.layer.zoomToBounds()},_showCoverage:function(t){var e=this._map;this._inZoomAnimation||(this._shownPolygon&&e.removeLayer(this._shownPolygon),t.layer.getChildCount()>2&&t.layer!==this._spiderfied&&(this._shownPolygon=new L.Polygon(t.layer.getConvexHull(),this.options.polygonOptions),e.addLayer(this._shownPolygon)))},_hideCoverage:function(){this._shownPolygon&&(this._map.removeLayer(this._shownPolygon),this._shownPolygon=null)},_unbindEvents:function(){var t=this.options.spiderfyOnMaxZoom,e=this.options.showCoverageOnHover,i=this.options.zoomToBoundsOnClick,n=this._map;(t||i)&&this.off("clusterclick",this._zoomOrSpiderfy,this),e&&(this.off("clustermouseover",this._showCoverage,this),this.off("clustermouseout",this._hideCoverage,this),n.off("zoomend",this._hideCoverage,this))},_zoomEnd:function(){this._map&&(this._mergeSplitClusters(),this._zoom=this._map._zoom,this._currentShownBounds=this._getExpandedVisibleBounds())},_moveEnd:function(){if(!this._inZoomAnimation){var t=this._getExpandedVisibleBounds();this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,this._zoom,t),this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,t),this._currentShownBounds=t}},_generateInitialClusters:function(){var t=this._map.getMaxZoom(),e=this.options.maxClusterRadius;this.options.disableClusteringAtZoom&&(t=this.options.disableClusteringAtZoom-1),this._maxZoom=t,this._gridClusters={},this._gridUnclustered={};for(var i=t;i>=0;i--)this._gridClusters[i]=new L.DistanceGrid(e),this._gridUnclustered[i]=new L.DistanceGrid(e);this._topClusterLevel=new L.MarkerCluster(this,-1)},_addLayer:function(t,e){var i,n,s=this._gridClusters,r=this._gridUnclustered;for(this.options.singleMarkerMode&&(t.options.icon=this.options.iconCreateFunction({getChildCount:function(){return 1},getAllChildMarkers:function(){return[t]}}));e>=0;e--){i=this._map.project(t.getLatLng(),e);var o=s[e].getNearObject(i);if(o)return o._addChild(t),t.__parent=o,void 0;if(o=r[e].getNearObject(i)){var a=o.__parent;a&&this._removeLayer(o,!1);var h=new L.MarkerCluster(this,e,o,t);s[e].addObject(h,this._map.project(h._cLatLng,e)),o.__parent=h,t.__parent=h;var _=h;for(n=e-1;n>a._zoom;n--)_=new L.MarkerCluster(this,n,_),s[n].addObject(_,this._map.project(o.getLatLng(),n));for(a._addChild(_),n=e;n>=0&&r[n].removeObject(o,this._map.project(o.getLatLng(),n));n--);return}r[e].addObject(t,i)}this._topClusterLevel._addChild(t),t.__parent=this._topClusterLevel},_mergeSplitClusters:function(){this._zoom"+e+"
",className:"marker-cluster"+i,iconSize:new L.Point(40,40)})},_bindEvents:function(){var t=this._map,e=this.options.spiderfyOnMaxZoom,i=this.options.showCoverageOnHover,n=this.options.zoomToBoundsOnClick;(e||n)&&this.on("clusterclick",this._zoomOrSpiderfy,this),i&&(this.on("clustermouseover",this._showCoverage,this),this.on("clustermouseout",this._hideCoverage,this),t.on("zoomend",this._hideCoverage,this))},_zoomOrSpiderfy:function(t){var e=this._map;e.getMaxZoom()===e.getZoom()?this.options.spiderfyOnMaxZoom&&t.layer.spiderfy():this.options.zoomToBoundsOnClick&&t.layer.zoomToBounds()},_showCoverage:function(t){var e=this._map;this._inZoomAnimation||(this._shownPolygon&&e.removeLayer(this._shownPolygon),t.layer.getChildCount()>2&&t.layer!==this._spiderfied&&(this._shownPolygon=new L.Polygon(t.layer.getConvexHull(),this.options.polygonOptions),e.addLayer(this._shownPolygon)))},_hideCoverage:function(){this._shownPolygon&&(this._map.removeLayer(this._shownPolygon),this._shownPolygon=null)},_unbindEvents:function(){var t=this.options.spiderfyOnMaxZoom,e=this.options.showCoverageOnHover,i=this.options.zoomToBoundsOnClick,n=this._map;(t||i)&&this.off("clusterclick",this._zoomOrSpiderfy,this),e&&(this.off("clustermouseover",this._showCoverage,this),this.off("clustermouseout",this._hideCoverage,this),n.off("zoomend",this._hideCoverage,this))},_zoomEnd:function(){this._map&&(this._mergeSplitClusters(),this._zoom=this._map._zoom,this._currentShownBounds=this._getExpandedVisibleBounds())},_moveEnd:function(){if(!this._inZoomAnimation){var t=this._getExpandedVisibleBounds();this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds,this._zoom,t),this._topClusterLevel._recursivelyAddChildrenToMap(null,this._zoom,t),this._currentShownBounds=t}},_generateInitialClusters:function(){var t=this._map.getMaxZoom(),e=this.options.maxClusterRadius;this.options.disableClusteringAtZoom&&(t=this.options.disableClusteringAtZoom-1),this._maxZoom=t,this._gridClusters={},this._gridUnclustered={};for(var i=t;i>=0;i--)this._gridClusters[i]=new L.DistanceGrid(e),this._gridUnclustered[i]=new L.DistanceGrid(e);this._topClusterLevel=new L.MarkerCluster(this,-1)},_addLayer:function(t,e){var i,n,s=this._gridClusters,r=this._gridUnclustered;for(this.options.singleMarkerMode&&(t.options.icon=this.options.iconCreateFunction({getChildCount:function(){return 1},getAllChildMarkers:function(){return[t]}}));e>=0;e--){i=this._map.project(t.getLatLng(),e);var o=s[e].getNearObject(i);if(o)return o._addChild(t),t.__parent=o,void 0;if(o=r[e].getNearObject(i)){var a=o.__parent;a&&this._removeLayer(o,!1);var h=new L.MarkerCluster(this,e,o,t);s[e].addObject(h,this._map.project(h._cLatLng,e)),o.__parent=h,t.__parent=h;var _=h;for(n=e-1;n>a._zoom;n--)_=new L.MarkerCluster(this,n,_),s[n].addObject(_,this._map.project(o.getLatLng(),n));for(a._addChild(_),n=e;n>=0&&r[n].removeObject(o,this._map.project(o.getLatLng(),n));n--);return}r[e].addObject(t,i)}this._topClusterLevel._addChild(t),t.__parent=this._topClusterLevel},_mergeSplitClusters:function(){this._zoom New OneMap | Map data © contributors, Singapore Land Authority'
+ },
+ variants: {
+ Default: 'Default',
+ Night: 'Night',
+ Original: 'Original',
+ Grey: 'Grey',
+ LandLot: 'LandLot'
+ }
+ }
+ };
+
+ L.tileLayer.provider = function (provider, options) {
+ return new L.TileLayer.Provider(provider, options);
+ };
+
+ return L;
+}));
diff --git a/views/shared/javascripts/leaflet/leaflet-src.esm.js b/views/shared/javascripts/leaflet/leaflet-src.esm.js
new file mode 100644
index 0000000..fb08729
--- /dev/null
+++ b/views/shared/javascripts/leaflet/leaflet-src.esm.js
@@ -0,0 +1,13986 @@
+/* @preserve
+ * Leaflet 1.6.0+Detached: 0c81bdf904d864fd12a286e3d1979f47aba17991.0c81bdf, a JS library for interactive maps. http://leafletjs.com
+ * (c) 2010-2019 Vladimir Agafonkin, (c) 2010-2011 CloudMade
+ */
+
+var version = "1.6.0+HEAD.0c81bdf";
+
+/*
+ * @namespace Util
+ *
+ * Various utility functions, used by Leaflet internally.
+ */
+
+var freeze = Object.freeze;
+Object.freeze = function (obj) { return obj; };
+
+// @function extend(dest: Object, src?: Object): Object
+// Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut.
+function extend(dest) {
+ var i, j, len, src;
+
+ for (j = 1, len = arguments.length; j < len; j++) {
+ src = arguments[j];
+ for (i in src) {
+ dest[i] = src[i];
+ }
+ }
+ return dest;
+}
+
+// @function create(proto: Object, properties?: Object): Object
+// Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create)
+var create = Object.create || (function () {
+ function F() {}
+ return function (proto) {
+ F.prototype = proto;
+ return new F();
+ };
+})();
+
+// @function bind(fn: Function, …): Function
+// Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind).
+// Has a `L.bind()` shortcut.
+function bind(fn, obj) {
+ var slice = Array.prototype.slice;
+
+ if (fn.bind) {
+ return fn.bind.apply(fn, slice.call(arguments, 1));
+ }
+
+ var args = slice.call(arguments, 2);
+
+ return function () {
+ return fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);
+ };
+}
+
+// @property lastId: Number
+// Last unique ID used by [`stamp()`](#util-stamp)
+var lastId = 0;
+
+// @function stamp(obj: Object): Number
+// Returns the unique ID of an object, assigning it one if it doesn't have it.
+function stamp(obj) {
+ /*eslint-disable */
+ obj._leaflet_id = obj._leaflet_id || ++lastId;
+ return obj._leaflet_id;
+ /* eslint-enable */
+}
+
+// @function throttle(fn: Function, time: Number, context: Object): Function
+// Returns a function which executes function `fn` with the given scope `context`
+// (so that the `this` keyword refers to `context` inside `fn`'s code). The function
+// `fn` will be called no more than one time per given amount of `time`. The arguments
+// received by the bound function will be any arguments passed when binding the
+// function, followed by any arguments passed when invoking the bound function.
+// Has an `L.throttle` shortcut.
+function throttle(fn, time, context) {
+ var lock, args, wrapperFn, later;
+
+ later = function () {
+ // reset lock and call if queued
+ lock = false;
+ if (args) {
+ wrapperFn.apply(context, args);
+ args = false;
+ }
+ };
+
+ wrapperFn = function () {
+ if (lock) {
+ // called too soon, queue to call later
+ args = arguments;
+
+ } else {
+ // call and lock until later
+ fn.apply(context, arguments);
+ setTimeout(later, time);
+ lock = true;
+ }
+ };
+
+ return wrapperFn;
+}
+
+// @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number
+// Returns the number `num` modulo `range` in such a way so it lies within
+// `range[0]` and `range[1]`. The returned value will be always smaller than
+// `range[1]` unless `includeMax` is set to `true`.
+function wrapNum(x, range, includeMax) {
+ var max = range[1],
+ min = range[0],
+ d = max - min;
+ return x === max && includeMax ? x : ((x - min) % d + d) % d + min;
+}
+
+// @function falseFn(): Function
+// Returns a function which always returns `false`.
+function falseFn() { return false; }
+
+// @function formatNum(num: Number, digits?: Number): Number
+// Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default.
+function formatNum(num, digits) {
+ var pow = Math.pow(10, (digits === undefined ? 6 : digits));
+ return Math.round(num * pow) / pow;
+}
+
+// @function trim(str: String): String
+// Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim)
+function trim(str) {
+ return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, '');
+}
+
+// @function splitWords(str: String): String[]
+// Trims and splits the string on whitespace and returns the array of parts.
+function splitWords(str) {
+ return trim(str).split(/\s+/);
+}
+
+// @function setOptions(obj: Object, options: Object): Object
+// Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut.
+function setOptions(obj, options) {
+ if (!obj.hasOwnProperty('options')) {
+ obj.options = obj.options ? create(obj.options) : {};
+ }
+ for (var i in options) {
+ obj.options[i] = options[i];
+ }
+ return obj.options;
+}
+
+// @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String
+// Converts an object into a parameter URL string, e.g. `{a: "foo", b: "bar"}`
+// translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will
+// be appended at the end. If `uppercase` is `true`, the parameter names will
+// be uppercased (e.g. `'?A=foo&B=bar'`)
+function getParamString(obj, existingUrl, uppercase) {
+ var params = [];
+ for (var i in obj) {
+ params.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));
+ }
+ return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');
+}
+
+var templateRe = /\{ *([\w_-]+) *\}/g;
+
+// @function template(str: String, data: Object): String
+// Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`
+// and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string
+// `('Hello foo, bar')`. You can also specify functions instead of strings for
+// data values — they will be evaluated passing `data` as an argument.
+function template(str, data) {
+ return str.replace(templateRe, function (str, key) {
+ var value = data[key];
+
+ if (value === undefined) {
+ throw new Error('No value provided for variable ' + str);
+
+ } else if (typeof value === 'function') {
+ value = value(data);
+ }
+ return value;
+ });
+}
+
+// @function isArray(obj): Boolean
+// Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray)
+var isArray = Array.isArray || function (obj) {
+ return (Object.prototype.toString.call(obj) === '[object Array]');
+};
+
+// @function indexOf(array: Array, el: Object): Number
+// Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf)
+function indexOf(array, el) {
+ for (var i = 0; i < array.length; i++) {
+ if (array[i] === el) { return i; }
+ }
+ return -1;
+}
+
+// @property emptyImageUrl: String
+// Data URI string containing a base64-encoded empty GIF image.
+// Used as a hack to free memory from unused images on WebKit-powered
+// mobile devices (by setting image `src` to this string).
+var emptyImageUrl = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';
+
+// inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/
+
+function getPrefixed(name) {
+ return window['webkit' + name] || window['moz' + name] || window['ms' + name];
+}
+
+var lastTime = 0;
+
+// fallback for IE 7-8
+function timeoutDefer(fn) {
+ var time = +new Date(),
+ timeToCall = Math.max(0, 16 - (time - lastTime));
+
+ lastTime = time + timeToCall;
+ return window.setTimeout(fn, timeToCall);
+}
+
+var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer;
+var cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||
+ getPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };
+
+// @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number
+// Schedules `fn` to be executed when the browser repaints. `fn` is bound to
+// `context` if given. When `immediate` is set, `fn` is called immediately if
+// the browser doesn't have native support for
+// [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame),
+// otherwise it's delayed. Returns a request ID that can be used to cancel the request.
+function requestAnimFrame(fn, context, immediate) {
+ if (immediate && requestFn === timeoutDefer) {
+ fn.call(context);
+ } else {
+ return requestFn.call(window, bind(fn, context));
+ }
+}
+
+// @function cancelAnimFrame(id: Number): undefined
+// Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame).
+function cancelAnimFrame(id) {
+ if (id) {
+ cancelFn.call(window, id);
+ }
+}
+
+
+var Util = (Object.freeze || Object)({
+ freeze: freeze,
+ extend: extend,
+ create: create,
+ bind: bind,
+ lastId: lastId,
+ stamp: stamp,
+ throttle: throttle,
+ wrapNum: wrapNum,
+ falseFn: falseFn,
+ formatNum: formatNum,
+ trim: trim,
+ splitWords: splitWords,
+ setOptions: setOptions,
+ getParamString: getParamString,
+ template: template,
+ isArray: isArray,
+ indexOf: indexOf,
+ emptyImageUrl: emptyImageUrl,
+ requestFn: requestFn,
+ cancelFn: cancelFn,
+ requestAnimFrame: requestAnimFrame,
+ cancelAnimFrame: cancelAnimFrame
+});
+
+// @class Class
+// @aka L.Class
+
+// @section
+// @uninheritable
+
+// Thanks to John Resig and Dean Edwards for inspiration!
+
+function Class() {}
+
+Class.extend = function (props) {
+
+ // @function extend(props: Object): Function
+ // [Extends the current class](#class-inheritance) given the properties to be included.
+ // Returns a Javascript function that is a class constructor (to be called with `new`).
+ var NewClass = function () {
+
+ // call the constructor
+ if (this.initialize) {
+ this.initialize.apply(this, arguments);
+ }
+
+ // call all constructor hooks
+ this.callInitHooks();
+ };
+
+ var parentProto = NewClass.__super__ = this.prototype;
+
+ var proto = create(parentProto);
+ proto.constructor = NewClass;
+
+ NewClass.prototype = proto;
+
+ // inherit parent's statics
+ for (var i in this) {
+ if (this.hasOwnProperty(i) && i !== 'prototype' && i !== '__super__') {
+ NewClass[i] = this[i];
+ }
+ }
+
+ // mix static properties into the class
+ if (props.statics) {
+ extend(NewClass, props.statics);
+ delete props.statics;
+ }
+
+ // mix includes into the prototype
+ if (props.includes) {
+ checkDeprecatedMixinEvents(props.includes);
+ extend.apply(null, [proto].concat(props.includes));
+ delete props.includes;
+ }
+
+ // merge options
+ if (proto.options) {
+ props.options = extend(create(proto.options), props.options);
+ }
+
+ // mix given properties into the prototype
+ extend(proto, props);
+
+ proto._initHooks = [];
+
+ // add method for calling all hooks
+ proto.callInitHooks = function () {
+
+ if (this._initHooksCalled) { return; }
+
+ if (parentProto.callInitHooks) {
+ parentProto.callInitHooks.call(this);
+ }
+
+ this._initHooksCalled = true;
+
+ for (var i = 0, len = proto._initHooks.length; i < len; i++) {
+ proto._initHooks[i].call(this);
+ }
+ };
+
+ return NewClass;
+};
+
+
+// @function include(properties: Object): this
+// [Includes a mixin](#class-includes) into the current class.
+Class.include = function (props) {
+ extend(this.prototype, props);
+ return this;
+};
+
+// @function mergeOptions(options: Object): this
+// [Merges `options`](#class-options) into the defaults of the class.
+Class.mergeOptions = function (options) {
+ extend(this.prototype.options, options);
+ return this;
+};
+
+// @function addInitHook(fn: Function): this
+// Adds a [constructor hook](#class-constructor-hooks) to the class.
+Class.addInitHook = function (fn) { // (Function) || (String, args...)
+ var args = Array.prototype.slice.call(arguments, 1);
+
+ var init = typeof fn === 'function' ? fn : function () {
+ this[fn].apply(this, args);
+ };
+
+ this.prototype._initHooks = this.prototype._initHooks || [];
+ this.prototype._initHooks.push(init);
+ return this;
+};
+
+function checkDeprecatedMixinEvents(includes) {
+ if (typeof L === 'undefined' || !L || !L.Mixin) { return; }
+
+ includes = isArray(includes) ? includes : [includes];
+
+ for (var i = 0; i < includes.length; i++) {
+ if (includes[i] === L.Mixin.Events) {
+ console.warn('Deprecated include of L.Mixin.Events: ' +
+ 'this property will be removed in future releases, ' +
+ 'please inherit from L.Evented instead.', new Error().stack);
+ }
+ }
+}
+
+/*
+ * @class Evented
+ * @aka L.Evented
+ * @inherits Class
+ *
+ * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event).
+ *
+ * @example
+ *
+ * ```js
+ * map.on('click', function(e) {
+ * alert(e.latlng);
+ * } );
+ * ```
+ *
+ * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function:
+ *
+ * ```js
+ * function onClick(e) { ... }
+ *
+ * map.on('click', onClick);
+ * map.off('click', onClick);
+ * ```
+ */
+
+var Events = {
+ /* @method on(type: String, fn: Function, context?: Object): this
+ * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`).
+ *
+ * @alternative
+ * @method on(eventMap: Object): this
+ * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
+ */
+ on: function (types, fn, context) {
+
+ // types can be a map of types/handlers
+ if (typeof types === 'object') {
+ for (var type in types) {
+ // we don't process space-separated events here for performance;
+ // it's a hot path since Layer uses the on(obj) syntax
+ this._on(type, types[type], fn);
+ }
+
+ } else {
+ // types can be a string of space-separated words
+ types = splitWords(types);
+
+ for (var i = 0, len = types.length; i < len; i++) {
+ this._on(types[i], fn, context);
+ }
+ }
+
+ return this;
+ },
+
+ /* @method off(type: String, fn?: Function, context?: Object): this
+ * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener.
+ *
+ * @alternative
+ * @method off(eventMap: Object): this
+ * Removes a set of type/listener pairs.
+ *
+ * @alternative
+ * @method off: this
+ * Removes all listeners to all events on the object. This includes implicitly attached events.
+ */
+ off: function (types, fn, context) {
+
+ if (!types) {
+ // clear all listeners if called without arguments
+ delete this._events;
+
+ } else if (typeof types === 'object') {
+ for (var type in types) {
+ this._off(type, types[type], fn);
+ }
+
+ } else {
+ types = splitWords(types);
+
+ for (var i = 0, len = types.length; i < len; i++) {
+ this._off(types[i], fn, context);
+ }
+ }
+
+ return this;
+ },
+
+ // attach listener (without syntactic sugar now)
+ _on: function (type, fn, context) {
+ this._events = this._events || {};
+
+ /* get/init listeners for type */
+ var typeListeners = this._events[type];
+ if (!typeListeners) {
+ typeListeners = [];
+ this._events[type] = typeListeners;
+ }
+
+ if (context === this) {
+ // Less memory footprint.
+ context = undefined;
+ }
+ var newListener = {fn: fn, ctx: context},
+ listeners = typeListeners;
+
+ // check if fn already there
+ for (var i = 0, len = listeners.length; i < len; i++) {
+ if (listeners[i].fn === fn && listeners[i].ctx === context) {
+ return;
+ }
+ }
+
+ listeners.push(newListener);
+ },
+
+ _off: function (type, fn, context) {
+ var listeners,
+ i,
+ len;
+
+ if (!this._events) { return; }
+
+ listeners = this._events[type];
+
+ if (!listeners) {
+ return;
+ }
+
+ if (!fn) {
+ // Set all removed listeners to noop so they are not called if remove happens in fire
+ for (i = 0, len = listeners.length; i < len; i++) {
+ listeners[i].fn = falseFn;
+ }
+ // clear all listeners for a type if function isn't specified
+ delete this._events[type];
+ return;
+ }
+
+ if (context === this) {
+ context = undefined;
+ }
+
+ if (listeners) {
+
+ // find fn and remove it
+ for (i = 0, len = listeners.length; i < len; i++) {
+ var l = listeners[i];
+ if (l.ctx !== context) { continue; }
+ if (l.fn === fn) {
+
+ // set the removed listener to noop so that's not called if remove happens in fire
+ l.fn = falseFn;
+
+ if (this._firingCount) {
+ /* copy array in case events are being fired */
+ this._events[type] = listeners = listeners.slice();
+ }
+ listeners.splice(i, 1);
+
+ return;
+ }
+ }
+ }
+ },
+
+ // @method fire(type: String, data?: Object, propagate?: Boolean): this
+ // Fires an event of the specified type. You can optionally provide an data
+ // object — the first argument of the listener function will contain its
+ // properties. The event can optionally be propagated to event parents.
+ fire: function (type, data, propagate) {
+ if (!this.listens(type, propagate)) { return this; }
+
+ var event = extend({}, data, {
+ type: type,
+ target: this,
+ sourceTarget: data && data.sourceTarget || this
+ });
+
+ if (this._events) {
+ var listeners = this._events[type];
+
+ if (listeners) {
+ this._firingCount = (this._firingCount + 1) || 1;
+ for (var i = 0, len = listeners.length; i < len; i++) {
+ var l = listeners[i];
+ l.fn.call(l.ctx || this, event);
+ }
+
+ this._firingCount--;
+ }
+ }
+
+ if (propagate) {
+ // propagate the event to parents (set with addEventParent)
+ this._propagateEvent(event);
+ }
+
+ return this;
+ },
+
+ // @method listens(type: String): Boolean
+ // Returns `true` if a particular event type has any listeners attached to it.
+ listens: function (type, propagate) {
+ var listeners = this._events && this._events[type];
+ if (listeners && listeners.length) { return true; }
+
+ if (propagate) {
+ // also check parents for listeners if event propagates
+ for (var id in this._eventParents) {
+ if (this._eventParents[id].listens(type, propagate)) { return true; }
+ }
+ }
+ return false;
+ },
+
+ // @method once(…): this
+ // Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed.
+ once: function (types, fn, context) {
+
+ if (typeof types === 'object') {
+ for (var type in types) {
+ this.once(type, types[type], fn);
+ }
+ return this;
+ }
+
+ var handler = bind(function () {
+ this
+ .off(types, fn, context)
+ .off(types, handler, context);
+ }, this);
+
+ // add a listener that's executed once and removed after that
+ return this
+ .on(types, fn, context)
+ .on(types, handler, context);
+ },
+
+ // @method addEventParent(obj: Evented): this
+ // Adds an event parent - an `Evented` that will receive propagated events
+ addEventParent: function (obj) {
+ this._eventParents = this._eventParents || {};
+ this._eventParents[stamp(obj)] = obj;
+ return this;
+ },
+
+ // @method removeEventParent(obj: Evented): this
+ // Removes an event parent, so it will stop receiving propagated events
+ removeEventParent: function (obj) {
+ if (this._eventParents) {
+ delete this._eventParents[stamp(obj)];
+ }
+ return this;
+ },
+
+ _propagateEvent: function (e) {
+ for (var id in this._eventParents) {
+ this._eventParents[id].fire(e.type, extend({
+ layer: e.target,
+ propagatedFrom: e.target
+ }, e), true);
+ }
+ }
+};
+
+// aliases; we should ditch those eventually
+
+// @method addEventListener(…): this
+// Alias to [`on(…)`](#evented-on)
+Events.addEventListener = Events.on;
+
+// @method removeEventListener(…): this
+// Alias to [`off(…)`](#evented-off)
+
+// @method clearAllEventListeners(…): this
+// Alias to [`off()`](#evented-off)
+Events.removeEventListener = Events.clearAllEventListeners = Events.off;
+
+// @method addOneTimeEventListener(…): this
+// Alias to [`once(…)`](#evented-once)
+Events.addOneTimeEventListener = Events.once;
+
+// @method fireEvent(…): this
+// Alias to [`fire(…)`](#evented-fire)
+Events.fireEvent = Events.fire;
+
+// @method hasEventListeners(…): Boolean
+// Alias to [`listens(…)`](#evented-listens)
+Events.hasEventListeners = Events.listens;
+
+var Evented = Class.extend(Events);
+
+/*
+ * @class Point
+ * @aka L.Point
+ *
+ * Represents a point with `x` and `y` coordinates in pixels.
+ *
+ * @example
+ *
+ * ```js
+ * var point = L.point(200, 300);
+ * ```
+ *
+ * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent:
+ *
+ * ```js
+ * map.panBy([200, 300]);
+ * map.panBy(L.point(200, 300));
+ * ```
+ *
+ * Note that `Point` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function Point(x, y, round) {
+ // @property x: Number; The `x` coordinate of the point
+ this.x = (round ? Math.round(x) : x);
+ // @property y: Number; The `y` coordinate of the point
+ this.y = (round ? Math.round(y) : y);
+}
+
+var trunc = Math.trunc || function (v) {
+ return v > 0 ? Math.floor(v) : Math.ceil(v);
+};
+
+Point.prototype = {
+
+ // @method clone(): Point
+ // Returns a copy of the current point.
+ clone: function () {
+ return new Point(this.x, this.y);
+ },
+
+ // @method add(otherPoint: Point): Point
+ // Returns the result of addition of the current and the given points.
+ add: function (point) {
+ // non-destructive, returns a new point
+ return this.clone()._add(toPoint(point));
+ },
+
+ _add: function (point) {
+ // destructive, used directly for performance in situations where it's safe to modify existing point
+ this.x += point.x;
+ this.y += point.y;
+ return this;
+ },
+
+ // @method subtract(otherPoint: Point): Point
+ // Returns the result of subtraction of the given point from the current.
+ subtract: function (point) {
+ return this.clone()._subtract(toPoint(point));
+ },
+
+ _subtract: function (point) {
+ this.x -= point.x;
+ this.y -= point.y;
+ return this;
+ },
+
+ // @method divideBy(num: Number): Point
+ // Returns the result of division of the current point by the given number.
+ divideBy: function (num) {
+ return this.clone()._divideBy(num);
+ },
+
+ _divideBy: function (num) {
+ this.x /= num;
+ this.y /= num;
+ return this;
+ },
+
+ // @method multiplyBy(num: Number): Point
+ // Returns the result of multiplication of the current point by the given number.
+ multiplyBy: function (num) {
+ return this.clone()._multiplyBy(num);
+ },
+
+ _multiplyBy: function (num) {
+ this.x *= num;
+ this.y *= num;
+ return this;
+ },
+
+ // @method scaleBy(scale: Point): Point
+ // Multiply each coordinate of the current point by each coordinate of
+ // `scale`. In linear algebra terms, multiply the point by the
+ // [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation)
+ // defined by `scale`.
+ scaleBy: function (point) {
+ return new Point(this.x * point.x, this.y * point.y);
+ },
+
+ // @method unscaleBy(scale: Point): Point
+ // Inverse of `scaleBy`. Divide each coordinate of the current point by
+ // each coordinate of `scale`.
+ unscaleBy: function (point) {
+ return new Point(this.x / point.x, this.y / point.y);
+ },
+
+ // @method round(): Point
+ // Returns a copy of the current point with rounded coordinates.
+ round: function () {
+ return this.clone()._round();
+ },
+
+ _round: function () {
+ this.x = Math.round(this.x);
+ this.y = Math.round(this.y);
+ return this;
+ },
+
+ // @method floor(): Point
+ // Returns a copy of the current point with floored coordinates (rounded down).
+ floor: function () {
+ return this.clone()._floor();
+ },
+
+ _floor: function () {
+ this.x = Math.floor(this.x);
+ this.y = Math.floor(this.y);
+ return this;
+ },
+
+ // @method ceil(): Point
+ // Returns a copy of the current point with ceiled coordinates (rounded up).
+ ceil: function () {
+ return this.clone()._ceil();
+ },
+
+ _ceil: function () {
+ this.x = Math.ceil(this.x);
+ this.y = Math.ceil(this.y);
+ return this;
+ },
+
+ // @method trunc(): Point
+ // Returns a copy of the current point with truncated coordinates (rounded towards zero).
+ trunc: function () {
+ return this.clone()._trunc();
+ },
+
+ _trunc: function () {
+ this.x = trunc(this.x);
+ this.y = trunc(this.y);
+ return this;
+ },
+
+ // @method distanceTo(otherPoint: Point): Number
+ // Returns the cartesian distance between the current and the given points.
+ distanceTo: function (point) {
+ point = toPoint(point);
+
+ var x = point.x - this.x,
+ y = point.y - this.y;
+
+ return Math.sqrt(x * x + y * y);
+ },
+
+ // @method equals(otherPoint: Point): Boolean
+ // Returns `true` if the given point has the same coordinates.
+ equals: function (point) {
+ point = toPoint(point);
+
+ return point.x === this.x &&
+ point.y === this.y;
+ },
+
+ // @method contains(otherPoint: Point): Boolean
+ // Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values).
+ contains: function (point) {
+ point = toPoint(point);
+
+ return Math.abs(point.x) <= Math.abs(this.x) &&
+ Math.abs(point.y) <= Math.abs(this.y);
+ },
+
+ // @method toString(): String
+ // Returns a string representation of the point for debugging purposes.
+ toString: function () {
+ return 'Point(' +
+ formatNum(this.x) + ', ' +
+ formatNum(this.y) + ')';
+ }
+};
+
+// @factory L.point(x: Number, y: Number, round?: Boolean)
+// Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values.
+
+// @alternative
+// @factory L.point(coords: Number[])
+// Expects an array of the form `[x, y]` instead.
+
+// @alternative
+// @factory L.point(coords: Object)
+// Expects a plain object of the form `{x: Number, y: Number}` instead.
+function toPoint(x, y, round) {
+ if (x instanceof Point) {
+ return x;
+ }
+ if (isArray(x)) {
+ return new Point(x[0], x[1]);
+ }
+ if (x === undefined || x === null) {
+ return x;
+ }
+ if (typeof x === 'object' && 'x' in x && 'y' in x) {
+ return new Point(x.x, x.y);
+ }
+ return new Point(x, y, round);
+}
+
+/*
+ * @class Bounds
+ * @aka L.Bounds
+ *
+ * Represents a rectangular area in pixel coordinates.
+ *
+ * @example
+ *
+ * ```js
+ * var p1 = L.point(10, 10),
+ * p2 = L.point(40, 60),
+ * bounds = L.bounds(p1, p2);
+ * ```
+ *
+ * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:
+ *
+ * ```js
+ * otherBounds.intersects([[10, 10], [40, 60]]);
+ * ```
+ *
+ * Note that `Bounds` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function Bounds(a, b) {
+ if (!a) { return; }
+
+ var points = b ? [a, b] : a;
+
+ for (var i = 0, len = points.length; i < len; i++) {
+ this.extend(points[i]);
+ }
+}
+
+Bounds.prototype = {
+ // @method extend(point: Point): this
+ // Extends the bounds to contain the given point.
+ extend: function (point) { // (Point)
+ point = toPoint(point);
+
+ // @property min: Point
+ // The top left corner of the rectangle.
+ // @property max: Point
+ // The bottom right corner of the rectangle.
+ if (!this.min && !this.max) {
+ this.min = point.clone();
+ this.max = point.clone();
+ } 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);
+ }
+ return this;
+ },
+
+ // @method getCenter(round?: Boolean): Point
+ // Returns the center point of the bounds.
+ getCenter: function (round) {
+ return new Point(
+ (this.min.x + this.max.x) / 2,
+ (this.min.y + this.max.y) / 2, round);
+ },
+
+ // @method getBottomLeft(): Point
+ // Returns the bottom-left point of the bounds.
+ getBottomLeft: function () {
+ return new Point(this.min.x, this.max.y);
+ },
+
+ // @method getTopRight(): Point
+ // Returns the top-right point of the bounds.
+ getTopRight: function () { // -> Point
+ return new Point(this.max.x, this.min.y);
+ },
+
+ // @method getTopLeft(): Point
+ // Returns the top-left point of the bounds (i.e. [`this.min`](#bounds-min)).
+ getTopLeft: function () {
+ return this.min; // left, top
+ },
+
+ // @method getBottomRight(): Point
+ // Returns the bottom-right point of the bounds (i.e. [`this.max`](#bounds-max)).
+ getBottomRight: function () {
+ return this.max; // right, bottom
+ },
+
+ // @method getSize(): Point
+ // Returns the size of the given bounds
+ getSize: function () {
+ return this.max.subtract(this.min);
+ },
+
+ // @method contains(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle contains the given one.
+ // @alternative
+ // @method contains(point: Point): Boolean
+ // Returns `true` if the rectangle contains the given point.
+ contains: function (obj) {
+ var min, max;
+
+ if (typeof obj[0] === 'number' || obj instanceof Point) {
+ obj = toPoint(obj);
+ } else {
+ obj = toBounds(obj);
+ }
+
+ if (obj instanceof 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);
+ },
+
+ // @method intersects(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle intersects the given bounds. Two bounds
+ // intersect if they have at least one point in common.
+ intersects: function (bounds) { // (Bounds) -> Boolean
+ bounds = toBounds(bounds);
+
+ var min = this.min,
+ max = this.max,
+ min2 = bounds.min,
+ max2 = bounds.max,
+ xIntersects = (max2.x >= min.x) && (min2.x <= max.x),
+ yIntersects = (max2.y >= min.y) && (min2.y <= max.y);
+
+ return xIntersects && yIntersects;
+ },
+
+ // @method overlaps(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle overlaps the given bounds. Two bounds
+ // overlap if their intersection is an area.
+ overlaps: function (bounds) { // (Bounds) -> Boolean
+ bounds = toBounds(bounds);
+
+ var min = this.min,
+ max = this.max,
+ min2 = bounds.min,
+ max2 = bounds.max,
+ xOverlaps = (max2.x > min.x) && (min2.x < max.x),
+ yOverlaps = (max2.y > min.y) && (min2.y < max.y);
+
+ return xOverlaps && yOverlaps;
+ },
+
+ isValid: function () {
+ return !!(this.min && this.max);
+ }
+};
+
+
+// @factory L.bounds(corner1: Point, corner2: Point)
+// Creates a Bounds object from two corners coordinate pairs.
+// @alternative
+// @factory L.bounds(points: Point[])
+// Creates a Bounds object from the given array of points.
+function toBounds(a, b) {
+ if (!a || a instanceof Bounds) {
+ return a;
+ }
+ return new Bounds(a, b);
+}
+
+/*
+ * @class LatLngBounds
+ * @aka L.LatLngBounds
+ *
+ * Represents a rectangular geographical area on a map.
+ *
+ * @example
+ *
+ * ```js
+ * var corner1 = L.latLng(40.712, -74.227),
+ * corner2 = L.latLng(40.774, -74.125),
+ * bounds = L.latLngBounds(corner1, corner2);
+ * ```
+ *
+ * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:
+ *
+ * ```js
+ * map.fitBounds([
+ * [40.712, -74.227],
+ * [40.774, -74.125]
+ * ]);
+ * ```
+ *
+ * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.
+ *
+ * Note that `LatLngBounds` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])
+ if (!corner1) { return; }
+
+ var latlngs = corner2 ? [corner1, corner2] : corner1;
+
+ for (var i = 0, len = latlngs.length; i < len; i++) {
+ this.extend(latlngs[i]);
+ }
+}
+
+LatLngBounds.prototype = {
+
+ // @method extend(latlng: LatLng): this
+ // Extend the bounds to contain the given point
+
+ // @alternative
+ // @method extend(otherBounds: LatLngBounds): this
+ // Extend the bounds to contain the given bounds
+ extend: function (obj) {
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2, ne2;
+
+ if (obj instanceof LatLng) {
+ sw2 = obj;
+ ne2 = obj;
+
+ } else if (obj instanceof LatLngBounds) {
+ sw2 = obj._southWest;
+ ne2 = obj._northEast;
+
+ if (!sw2 || !ne2) { return this; }
+
+ } else {
+ return obj ? this.extend(toLatLng(obj) || toLatLngBounds(obj)) : this;
+ }
+
+ if (!sw && !ne) {
+ this._southWest = new LatLng(sw2.lat, sw2.lng);
+ this._northEast = new LatLng(ne2.lat, ne2.lng);
+ } else {
+ sw.lat = Math.min(sw2.lat, sw.lat);
+ sw.lng = Math.min(sw2.lng, sw.lng);
+ ne.lat = Math.max(ne2.lat, ne.lat);
+ ne.lng = Math.max(ne2.lng, ne.lng);
+ }
+
+ return this;
+ },
+
+ // @method pad(bufferRatio: Number): LatLngBounds
+ // Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.
+ // For example, a ratio of 0.5 extends the bounds by 50% in each direction.
+ // Negative values will retract the bounds.
+ pad: function (bufferRatio) {
+ var sw = this._southWest,
+ ne = this._northEast,
+ heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,
+ widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;
+
+ return new LatLngBounds(
+ new LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),
+ new LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));
+ },
+
+ // @method getCenter(): LatLng
+ // Returns the center point of the bounds.
+ getCenter: function () {
+ return new LatLng(
+ (this._southWest.lat + this._northEast.lat) / 2,
+ (this._southWest.lng + this._northEast.lng) / 2);
+ },
+
+ // @method getSouthWest(): LatLng
+ // Returns the south-west point of the bounds.
+ getSouthWest: function () {
+ return this._southWest;
+ },
+
+ // @method getNorthEast(): LatLng
+ // Returns the north-east point of the bounds.
+ getNorthEast: function () {
+ return this._northEast;
+ },
+
+ // @method getNorthWest(): LatLng
+ // Returns the north-west point of the bounds.
+ getNorthWest: function () {
+ return new LatLng(this.getNorth(), this.getWest());
+ },
+
+ // @method getSouthEast(): LatLng
+ // Returns the south-east point of the bounds.
+ getSouthEast: function () {
+ return new LatLng(this.getSouth(), this.getEast());
+ },
+
+ // @method getWest(): Number
+ // Returns the west longitude of the bounds
+ getWest: function () {
+ return this._southWest.lng;
+ },
+
+ // @method getSouth(): Number
+ // Returns the south latitude of the bounds
+ getSouth: function () {
+ return this._southWest.lat;
+ },
+
+ // @method getEast(): Number
+ // Returns the east longitude of the bounds
+ getEast: function () {
+ return this._northEast.lng;
+ },
+
+ // @method getNorth(): Number
+ // Returns the north latitude of the bounds
+ getNorth: function () {
+ return this._northEast.lat;
+ },
+
+ // @method contains(otherBounds: LatLngBounds): Boolean
+ // Returns `true` if the rectangle contains the given one.
+
+ // @alternative
+ // @method contains (latlng: LatLng): Boolean
+ // Returns `true` if the rectangle contains the given point.
+ contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean
+ if (typeof obj[0] === 'number' || obj instanceof LatLng || 'lat' in obj) {
+ obj = toLatLng(obj);
+ } else {
+ obj = toLatLngBounds(obj);
+ }
+
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2, ne2;
+
+ if (obj instanceof 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);
+ },
+
+ // @method intersects(otherBounds: LatLngBounds): Boolean
+ // Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common.
+ intersects: function (bounds) {
+ bounds = toLatLngBounds(bounds);
+
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2 = bounds.getSouthWest(),
+ ne2 = bounds.getNorthEast(),
+
+ latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),
+ lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);
+
+ return latIntersects && lngIntersects;
+ },
+
+ // @method overlaps(otherBounds: Bounds): Boolean
+ // Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area.
+ overlaps: function (bounds) {
+ bounds = toLatLngBounds(bounds);
+
+ var sw = this._southWest,
+ ne = this._northEast,
+ sw2 = bounds.getSouthWest(),
+ ne2 = bounds.getNorthEast(),
+
+ latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),
+ lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);
+
+ return latOverlaps && lngOverlaps;
+ },
+
+ // @method toBBoxString(): String
+ // Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data.
+ toBBoxString: function () {
+ return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');
+ },
+
+ // @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean
+ // Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.
+ equals: function (bounds, maxMargin) {
+ if (!bounds) { return false; }
+
+ bounds = toLatLngBounds(bounds);
+
+ return this._southWest.equals(bounds.getSouthWest(), maxMargin) &&
+ this._northEast.equals(bounds.getNorthEast(), maxMargin);
+ },
+
+ // @method isValid(): Boolean
+ // Returns `true` if the bounds are properly initialized.
+ isValid: function () {
+ return !!(this._southWest && this._northEast);
+ }
+};
+
+// TODO International date line?
+
+// @factory L.latLngBounds(corner1: LatLng, corner2: LatLng)
+// Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle.
+
+// @alternative
+// @factory L.latLngBounds(latlngs: LatLng[])
+// Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds).
+function toLatLngBounds(a, b) {
+ if (a instanceof LatLngBounds) {
+ return a;
+ }
+ return new LatLngBounds(a, b);
+}
+
+/* @class LatLng
+ * @aka L.LatLng
+ *
+ * Represents a geographical point with a certain latitude and longitude.
+ *
+ * @example
+ *
+ * ```
+ * var latlng = L.latLng(50.5, 30.5);
+ * ```
+ *
+ * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent:
+ *
+ * ```
+ * map.panTo([50, 30]);
+ * map.panTo({lon: 30, lat: 50});
+ * map.panTo({lat: 50, lng: 30});
+ * map.panTo(L.latLng(50, 30));
+ * ```
+ *
+ * Note that `LatLng` does not inherit from Leaflet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
+ */
+
+function LatLng(lat, lng, alt) {
+ if (isNaN(lat) || isNaN(lng)) {
+ throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');
+ }
+
+ // @property lat: Number
+ // Latitude in degrees
+ this.lat = +lat;
+
+ // @property lng: Number
+ // Longitude in degrees
+ this.lng = +lng;
+
+ // @property alt: Number
+ // Altitude in meters (optional)
+ if (alt !== undefined) {
+ this.alt = +alt;
+ }
+}
+
+LatLng.prototype = {
+ // @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean
+ // Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.
+ equals: function (obj, maxMargin) {
+ if (!obj) { return false; }
+
+ obj = toLatLng(obj);
+
+ var margin = Math.max(
+ Math.abs(this.lat - obj.lat),
+ Math.abs(this.lng - obj.lng));
+
+ return margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);
+ },
+
+ // @method toString(): String
+ // Returns a string representation of the point (for debugging purposes).
+ toString: function (precision) {
+ return 'LatLng(' +
+ formatNum(this.lat, precision) + ', ' +
+ formatNum(this.lng, precision) + ')';
+ },
+
+ // @method distanceTo(otherLatLng: LatLng): Number
+ // Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).
+ distanceTo: function (other) {
+ return Earth.distance(this, toLatLng(other));
+ },
+
+ // @method wrap(): LatLng
+ // Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees.
+ wrap: function () {
+ return Earth.wrapLatLng(this);
+ },
+
+ // @method toBounds(sizeInMeters: Number): LatLngBounds
+ // Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`.
+ toBounds: function (sizeInMeters) {
+ var latAccuracy = 180 * sizeInMeters / 40075017,
+ lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);
+
+ return toLatLngBounds(
+ [this.lat - latAccuracy, this.lng - lngAccuracy],
+ [this.lat + latAccuracy, this.lng + lngAccuracy]);
+ },
+
+ clone: function () {
+ return new LatLng(this.lat, this.lng, this.alt);
+ }
+};
+
+
+
+// @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng
+// Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude).
+
+// @alternative
+// @factory L.latLng(coords: Array): LatLng
+// Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead.
+
+// @alternative
+// @factory L.latLng(coords: Object): LatLng
+// Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead.
+
+function toLatLng(a, b, c) {
+ if (a instanceof LatLng) {
+ return a;
+ }
+ if (isArray(a) && typeof a[0] !== 'object') {
+ if (a.length === 3) {
+ return new LatLng(a[0], a[1], a[2]);
+ }
+ if (a.length === 2) {
+ return new LatLng(a[0], a[1]);
+ }
+ return null;
+ }
+ if (a === undefined || a === null) {
+ return a;
+ }
+ if (typeof a === 'object' && 'lat' in a) {
+ return new LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);
+ }
+ if (b === undefined) {
+ return null;
+ }
+ return new LatLng(a, b, c);
+}
+
+/*
+ * @namespace CRS
+ * @crs L.CRS.Base
+ * Object that defines coordinate reference systems for projecting
+ * geographical points into pixel (screen) coordinates and back (and to
+ * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See
+ * [spatial reference system](http://en.wikipedia.org/wiki/Coordinate_reference_system).
+ *
+ * Leaflet defines the most usual CRSs by default. If you want to use a
+ * CRS not defined by default, take a look at the
+ * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.
+ *
+ * Note that the CRS instances do not inherit from Leafet's `Class` object,
+ * and can't be instantiated. Also, new classes can't inherit from them,
+ * and methods can't be added to them with the `include` function.
+ */
+
+var CRS = {
+ // @method latLngToPoint(latlng: LatLng, zoom: Number): Point
+ // Projects geographical coordinates into pixel coordinates for a given zoom.
+ latLngToPoint: function (latlng, zoom) {
+ var projectedPoint = this.projection.project(latlng),
+ scale = this.scale(zoom);
+
+ return this.transformation._transform(projectedPoint, scale);
+ },
+
+ // @method pointToLatLng(point: Point, zoom: Number): LatLng
+ // The inverse of `latLngToPoint`. Projects pixel coordinates on a given
+ // zoom into geographical coordinates.
+ pointToLatLng: function (point, zoom) {
+ var scale = this.scale(zoom),
+ untransformedPoint = this.transformation.untransform(point, scale);
+
+ return this.projection.unproject(untransformedPoint);
+ },
+
+ // @method project(latlng: LatLng): Point
+ // Projects geographical coordinates into coordinates in units accepted for
+ // this CRS (e.g. meters for EPSG:3857, for passing it to WMS services).
+ project: function (latlng) {
+ return this.projection.project(latlng);
+ },
+
+ // @method unproject(point: Point): LatLng
+ // Given a projected coordinate returns the corresponding LatLng.
+ // The inverse of `project`.
+ unproject: function (point) {
+ return this.projection.unproject(point);
+ },
+
+ // @method scale(zoom: Number): Number
+ // Returns the scale used when transforming projected coordinates into
+ // pixel coordinates for a particular zoom. For example, it returns
+ // `256 * 2^zoom` for Mercator-based CRS.
+ scale: function (zoom) {
+ return 256 * Math.pow(2, zoom);
+ },
+
+ // @method zoom(scale: Number): Number
+ // Inverse of `scale()`, returns the zoom level corresponding to a scale
+ // factor of `scale`.
+ zoom: function (scale) {
+ return Math.log(scale / 256) / Math.LN2;
+ },
+
+ // @method getProjectedBounds(zoom: Number): Bounds
+ // Returns the projection's bounds scaled and transformed for the provided `zoom`.
+ getProjectedBounds: function (zoom) {
+ if (this.infinite) { return null; }
+
+ var b = this.projection.bounds,
+ s = this.scale(zoom),
+ min = this.transformation.transform(b.min, s),
+ max = this.transformation.transform(b.max, s);
+
+ return new Bounds(min, max);
+ },
+
+ // @method distance(latlng1: LatLng, latlng2: LatLng): Number
+ // Returns the distance between two geographical coordinates.
+
+ // @property code: String
+ // Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`)
+ //
+ // @property wrapLng: Number[]
+ // An array of two numbers defining whether the longitude (horizontal) coordinate
+ // axis wraps around a given range and how. Defaults to `[-180, 180]` in most
+ // geographical CRSs. If `undefined`, the longitude axis does not wrap around.
+ //
+ // @property wrapLat: Number[]
+ // Like `wrapLng`, but for the latitude (vertical) axis.
+
+ // wrapLng: [min, max],
+ // wrapLat: [min, max],
+
+ // @property infinite: Boolean
+ // If true, the coordinate space will be unbounded (infinite in both axes)
+ infinite: false,
+
+ // @method wrapLatLng(latlng: LatLng): LatLng
+ // Returns a `LatLng` where lat and lng has been wrapped according to the
+ // CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds.
+ wrapLatLng: function (latlng) {
+ var lng = this.wrapLng ? wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,
+ lat = this.wrapLat ? wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,
+ alt = latlng.alt;
+
+ return new LatLng(lat, lng, alt);
+ },
+
+ // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds
+ // Returns a `LatLngBounds` with the same size as the given one, ensuring
+ // that its center is within the CRS's bounds.
+ // Only accepts actual `L.LatLngBounds` instances, not arrays.
+ wrapLatLngBounds: function (bounds) {
+ var center = bounds.getCenter(),
+ newCenter = this.wrapLatLng(center),
+ latShift = center.lat - newCenter.lat,
+ lngShift = center.lng - newCenter.lng;
+
+ if (latShift === 0 && lngShift === 0) {
+ return bounds;
+ }
+
+ var sw = bounds.getSouthWest(),
+ ne = bounds.getNorthEast(),
+ newSw = new LatLng(sw.lat - latShift, sw.lng - lngShift),
+ newNe = new LatLng(ne.lat - latShift, ne.lng - lngShift);
+
+ return new LatLngBounds(newSw, newNe);
+ }
+};
+
+/*
+ * @namespace CRS
+ * @crs L.CRS.Earth
+ *
+ * Serves as the base for CRS that are global such that they cover the earth.
+ * Can only be used as the base for other CRS and cannot be used directly,
+ * since it does not have a `code`, `projection` or `transformation`. `distance()` returns
+ * meters.
+ */
+
+var Earth = extend({}, CRS, {
+ wrapLng: [-180, 180],
+
+ // Mean Earth Radius, as recommended for use by
+ // the International Union of Geodesy and Geophysics,
+ // see http://rosettacode.org/wiki/Haversine_formula
+ R: 6371000,
+
+ // distance between two geographical points using spherical law of cosines approximation
+ distance: function (latlng1, latlng2) {
+ var rad = Math.PI / 180,
+ lat1 = latlng1.lat * rad,
+ lat2 = latlng2.lat * rad,
+ sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),
+ sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),
+ a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,
+ c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
+ return this.R * c;
+ }
+});
+
+/*
+ * @namespace Projection
+ * @projection L.Projection.SphericalMercator
+ *
+ * Spherical Mercator projection — the most common projection for online maps,
+ * used by almost all free and commercial tile providers. Assumes that Earth is
+ * a sphere. Used by the `EPSG:3857` CRS.
+ */
+
+var earthRadius = 6378137;
+
+var SphericalMercator = {
+
+ R: earthRadius,
+ MAX_LATITUDE: 85.0511287798,
+
+ project: function (latlng) {
+ var d = Math.PI / 180,
+ max = this.MAX_LATITUDE,
+ lat = Math.max(Math.min(max, latlng.lat), -max),
+ sin = Math.sin(lat * d);
+
+ return new Point(
+ this.R * latlng.lng * d,
+ this.R * Math.log((1 + sin) / (1 - sin)) / 2);
+ },
+
+ unproject: function (point) {
+ var d = 180 / Math.PI;
+
+ return new LatLng(
+ (2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,
+ point.x * d / this.R);
+ },
+
+ bounds: (function () {
+ var d = earthRadius * Math.PI;
+ return new Bounds([-d, -d], [d, d]);
+ })()
+};
+
+/*
+ * @class Transformation
+ * @aka L.Transformation
+ *
+ * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d`
+ * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing
+ * the reverse. Used by Leaflet in its projections code.
+ *
+ * @example
+ *
+ * ```js
+ * var transformation = L.transformation(2, 5, -1, 10),
+ * p = L.point(1, 2),
+ * p2 = transformation.transform(p), // L.point(7, 8)
+ * p3 = transformation.untransform(p2); // L.point(1, 2)
+ * ```
+ */
+
+
+// factory new L.Transformation(a: Number, b: Number, c: Number, d: Number)
+// Creates a `Transformation` object with the given coefficients.
+function Transformation(a, b, c, d) {
+ if (isArray(a)) {
+ // use array properties
+ this._a = a[0];
+ this._b = a[1];
+ this._c = a[2];
+ this._d = a[3];
+ return;
+ }
+ this._a = a;
+ this._b = b;
+ this._c = c;
+ this._d = d;
+}
+
+Transformation.prototype = {
+ // @method transform(point: Point, scale?: Number): Point
+ // Returns a transformed point, optionally multiplied by the given scale.
+ // Only accepts actual `L.Point` instances, not arrays.
+ transform: function (point, scale) { // (Point, Number) -> Point
+ return this._transform(point.clone(), scale);
+ },
+
+ // destructive transform (faster)
+ _transform: function (point, scale) {
+ scale = scale || 1;
+ point.x = scale * (this._a * point.x + this._b);
+ point.y = scale * (this._c * point.y + this._d);
+ return point;
+ },
+
+ // @method untransform(point: Point, scale?: Number): Point
+ // Returns the reverse transformation of the given point, optionally divided
+ // by the given scale. Only accepts actual `L.Point` instances, not arrays.
+ untransform: function (point, scale) {
+ scale = scale || 1;
+ return new Point(
+ (point.x / scale - this._b) / this._a,
+ (point.y / scale - this._d) / this._c);
+ }
+};
+
+// factory L.transformation(a: Number, b: Number, c: Number, d: Number)
+
+// @factory L.transformation(a: Number, b: Number, c: Number, d: Number)
+// Instantiates a Transformation object with the given coefficients.
+
+// @alternative
+// @factory L.transformation(coefficients: Array): Transformation
+// Expects an coefficients array of the form
+// `[a: Number, b: Number, c: Number, d: Number]`.
+
+function toTransformation(a, b, c, d) {
+ return new Transformation(a, b, c, d);
+}
+
+/*
+ * @namespace CRS
+ * @crs L.CRS.EPSG3857
+ *
+ * The most common CRS for online maps, used by almost all free and commercial
+ * tile providers. Uses Spherical Mercator projection. Set in by default in
+ * Map's `crs` option.
+ */
+
+var EPSG3857 = extend({}, Earth, {
+ code: 'EPSG:3857',
+ projection: SphericalMercator,
+
+ transformation: (function () {
+ var scale = 0.5 / (Math.PI * SphericalMercator.R);
+ return toTransformation(scale, 0.5, -scale, 0.5);
+ }())
+});
+
+var EPSG900913 = extend({}, EPSG3857, {
+ code: 'EPSG:900913'
+});
+
+// @namespace SVG; @section
+// There are several static functions which can be called without instantiating L.SVG:
+
+// @function create(name: String): SVGElement
+// Returns a instance of [SVGElement](https://developer.mozilla.org/docs/Web/API/SVGElement),
+// corresponding to the class name passed. For example, using 'line' will return
+// an instance of [SVGLineElement](https://developer.mozilla.org/docs/Web/API/SVGLineElement).
+function svgCreate(name) {
+ return document.createElementNS('http://www.w3.org/2000/svg', name);
+}
+
+// @function pointsToPath(rings: Point[], closed: Boolean): String
+// Generates a SVG path string for multiple rings, with each ring turning
+// into "M..L..L.." instructions
+function pointsToPath(rings, closed) {
+ var str = '',
+ i, j, len, len2, points, p;
+
+ for (i = 0, len = rings.length; i < len; i++) {
+ points = rings[i];
+
+ for (j = 0, len2 = points.length; j < len2; j++) {
+ p = points[j];
+ str += (j ? 'L' : 'M') + p.x + ' ' + p.y;
+ }
+
+ // closes the ring for polygons; "x" is VML syntax
+ str += closed ? (svg ? 'z' : 'x') : '';
+ }
+
+ // SVG complains about empty path strings
+ return str || 'M0 0';
+}
+
+/*
+ * @namespace Browser
+ * @aka L.Browser
+ *
+ * A namespace with static properties for browser/feature detection used by Leaflet internally.
+ *
+ * @example
+ *
+ * ```js
+ * if (L.Browser.ielt9) {
+ * alert('Upgrade your browser, dude!');
+ * }
+ * ```
+ */
+
+var style$1 = document.documentElement.style;
+
+// @property ie: Boolean; `true` for all Internet Explorer versions (not Edge).
+var ie = 'ActiveXObject' in window;
+
+// @property ielt9: Boolean; `true` for Internet Explorer versions less than 9.
+var ielt9 = ie && !document.addEventListener;
+
+// @property edge: Boolean; `true` for the Edge web browser.
+var edge = 'msLaunchUri' in navigator && !('documentMode' in document);
+
+// @property webkit: Boolean;
+// `true` for webkit-based browsers like Chrome and Safari (including mobile versions).
+var webkit = userAgentContains('webkit');
+
+// @property android: Boolean
+// `true` for any browser running on an Android platform.
+var android = userAgentContains('android');
+
+// @property android23: Boolean; `true` for browsers running on Android 2 or Android 3.
+var android23 = userAgentContains('android 2') || userAgentContains('android 3');
+
+/* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */
+var webkitVer = parseInt(/WebKit\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit
+// @property androidStock: Boolean; `true` for the Android stock browser (i.e. not Chrome)
+var androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);
+
+// @property opera: Boolean; `true` for the Opera browser
+var opera = !!window.opera;
+
+// @property chrome: Boolean; `true` for the Chrome browser.
+var chrome = userAgentContains('chrome');
+
+// @property gecko: Boolean; `true` for gecko-based browsers like Firefox.
+var gecko = userAgentContains('gecko') && !webkit && !opera && !ie;
+
+// @property safari: Boolean; `true` for the Safari browser.
+var safari = !chrome && userAgentContains('safari');
+
+var phantom = userAgentContains('phantom');
+
+// @property opera12: Boolean
+// `true` for the Opera browser supporting CSS transforms (version 12 or later).
+var opera12 = 'OTransition' in style$1;
+
+// @property win: Boolean; `true` when the browser is running in a Windows platform
+var win = navigator.platform.indexOf('Win') === 0;
+
+// @property ie3d: Boolean; `true` for all Internet Explorer versions supporting CSS transforms.
+var ie3d = ie && ('transition' in style$1);
+
+// @property webkit3d: Boolean; `true` for webkit-based browsers supporting CSS transforms.
+var webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23;
+
+// @property gecko3d: Boolean; `true` for gecko-based browsers supporting CSS transforms.
+var gecko3d = 'MozPerspective' in style$1;
+
+// @property any3d: Boolean
+// `true` for all browsers supporting CSS transforms.
+var any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantom;
+
+// @property mobile: Boolean; `true` for all browsers running in a mobile device.
+var mobile = typeof orientation !== 'undefined' || userAgentContains('mobile');
+
+// @property mobileWebkit: Boolean; `true` for all webkit-based browsers in a mobile device.
+var mobileWebkit = mobile && webkit;
+
+// @property mobileWebkit3d: Boolean
+// `true` for all webkit-based browsers in a mobile device supporting CSS transforms.
+var mobileWebkit3d = mobile && webkit3d;
+
+// @property msPointer: Boolean
+// `true` for browsers implementing the Microsoft touch events model (notably IE10).
+var msPointer = !window.PointerEvent && window.MSPointerEvent;
+
+// @property pointer: Boolean
+// `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx).
+var pointer = !webkit && !!(window.PointerEvent || msPointer);
+
+// @property touch: Boolean
+// `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events).
+// This does not necessarily mean that the browser is running in a computer with
+// a touchscreen, it only means that the browser is capable of understanding
+// touch events.
+var touch = !window.L_NO_TOUCH && (pointer || 'ontouchstart' in window ||
+ (window.DocumentTouch && document instanceof window.DocumentTouch));
+
+// @property mobileOpera: Boolean; `true` for the Opera browser in a mobile device.
+var mobileOpera = mobile && opera;
+
+// @property mobileGecko: Boolean
+// `true` for gecko-based browsers running in a mobile device.
+var mobileGecko = mobile && gecko;
+
+// @property retina: Boolean
+// `true` for browsers on a high-resolution "retina" screen or on any screen when browser's display zoom is more than 100%.
+var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;
+
+// @property passiveEvents: Boolean
+// `true` for browsers that support passive events.
+var passiveEvents = (function () {
+ var supportsPassiveOption = false;
+ try {
+ var opts = Object.defineProperty({}, 'passive', {
+ get: function () {
+ supportsPassiveOption = true;
+ }
+ });
+ window.addEventListener('testPassiveEventSupport', falseFn, opts);
+ window.removeEventListener('testPassiveEventSupport', falseFn, opts);
+ } catch (e) {
+ // Errors can safely be ignored since this is only a browser support test.
+ }
+ return supportsPassiveOption;
+});
+
+// @property canvas: Boolean
+// `true` when the browser supports [`