L.Control.Locate.min.js

/*! Version: 0.40.0
Date: 2015-01-31 */

/*!
Copyright (c) 2014 Dominik Moritz

This file is part of the leaflet locate control. It is licensed under the MIT license.
You can find the project at: https://github.com/domoritz/leaflet-locatecontrol
*/
!function(a,b){"function"==typeof define&&define.amd?define(["leaflet"],a):"object"==typeof exports&&(module.exports=a("undefined"!=typeof b&&b.L?L:require("leaflet"))),"undefined"!=typeof b&&b.L&&(b.L.Locate=a(L))}(function(a){return a.Control.Locate=a.Control.extend({options:{position:"topleft",drawCircle:!0,follow:!1,stopFollowingOnDrag:!1,remainActive:!1,markerClass:a.circleMarker,circleStyle:{color:"#136AEC",fillColor:"#136AEC",fillOpacity:.15,weight:2,opacity:.5},markerStyle:{color:"#136AEC",fillColor:"#2A93EE",fillOpacity:.7,weight:2,opacity:.9,radius:5},followCircleStyle:{},followMarkerStyle:{},icon:"fa fa-map-marker",iconLoading:"fa fa-spinner fa-spin",circlePadding:[0,0],metric:!0,onLocationError:function(a){alert(a.message)},onLocationOutsideMapBounds:function(a){a.stop(),alert(a.options.strings.outsideMapBoundsMsg)},setView:!0,keepCurrentZoomLevel:!1,showPopup:!0,strings:{title:"Show me where I am",popup:"You are within {distance} {unit} from this point",outsideMapBoundsMsg:"You seem located outside the boundaries of the map"},locateOptions:{maxZoom:1/0,watch:!0}},initialize:function(b){a.Map.addInitHook(function(){this.options.locateControl&&(this.locateControl=a.control.locate(),this.addControl(this.locateControl))});for(var c in b)"object"==typeof this.options[c]?a.extend(this.options[c],b[c]):this.options[c]=b[c];a.extend(this.options.locateOptions,{setView:!1})},_activate:function(){this.options.setView&&(this._locateOnNextLocationFound=!0),this._active||this._map.locate(this.options.locateOptions),this._active=!0,this.options.follow&&this._startFollowing(this._map)},_deactivate:function(){this._map.stopLocate(),this._map.off("dragstart",this._stopFollowing),this.options.follow&&this._following&&this._stopFollowing(this._map)},drawMarker:function(b){void 0===this._event.accuracy&&(this._event.accuracy=0);var c=this._event.accuracy;this._locateOnNextLocationFound&&(this._isOutsideMapBounds()?this.options.onLocationOutsideMapBounds(this):this.options.keepCurrentZoomLevel&&!this.options.drawCircle?b.panTo([this._event.latitude,this._event.longitude]):b.fitBounds(this._event.bounds,{padding:this.options.circlePadding,maxZoom:this.options.keepCurrentZoomLevel?b.getZoom():this.options.locateOptions.maxZoom}),this._locateOnNextLocationFound=!1);var d,e;if(this.options.drawCircle)if(d=this._following?this.options.followCircleStyle:this.options.circleStyle,this._circle){this._circle.setLatLng(this._event.latlng).setRadius(c);for(e in d)this._circle.options[e]=d[e]}else this._circle=a.circle(this._event.latlng,c,d).addTo(this._layer);var f,g;this.options.metric?(f=c.toFixed(0),g="meters"):(f=(3.2808399*c).toFixed(0),g="feet");var h;h=this._following?this.options.followMarkerStyle:this.options.markerStyle,this._marker?this.updateMarker(this._event.latlng,h):this._marker=this.createMarker(this._event.latlng,h).addTo(this._layer);var i=this.options.strings.popup;this.options.showPopup&&i&&this._marker.bindPopup(a.Util.template(i,{distance:f,unit:g}))._popup.setLatLng(this._event.latlng),this._toggleContainerStyle()},createMarker:function(a,b){return this.options.markerClass(a,b)},updateMarker:function(a,b){this._marker.setLatLng(a);for(var c in b)this._marker.options[c]=b[c]},removeMarker:function(){this._layer.clearLayers(),this._marker=void 0,this._circle=void 0},onAdd:function(b){var c=a.DomUtil.create("div","leaflet-control-locate leaflet-bar leaflet-control");this._layer=new a.LayerGroup,this._layer.addTo(b),this._event=void 0;var d={};return a.extend(d,this.options.markerStyle,this.options.followMarkerStyle),this.options.followMarkerStyle=d,d={},a.extend(d,this.options.circleStyle,this.options.followCircleStyle),this.options.followCircleStyle=d,this._link=a.DomUtil.create("a","leaflet-bar-part leaflet-bar-part-single",c),this._link.href="#",this._link.title=this.options.strings.title,this._icon=a.DomUtil.create("span",this.options.icon,this._link),a.DomEvent.on(this._link,"click",a.DomEvent.stopPropagation).on(this._link,"click",a.DomEvent.preventDefault).on(this._link,"click",function(){var a=void 0===this._event||this._map.getBounds().contains(this._event.latlng)||!this.options.setView||this._isOutsideMapBounds();!this.options.remainActive&&this._active&&a?this.stop():this.start()},this).on(this._link,"dblclick",a.DomEvent.stopPropagation),this._resetVariables(),this.bindEvents(b),c},bindEvents:function(a){a.on("locationfound",this._onLocationFound,this),a.on("locationerror",this._onLocationError,this),a.on("unload",this.stop,this)},start:function(){this._activate(),this._event?this.drawMarker(this._map):this._setClasses("requesting")},stop:function(){this._deactivate(),this._cleanClasses(),this._resetVariables(),this.removeMarker()},_onLocationError:function(a){3==a.code&&this.options.locateOptions.watch||(this.stop(),this.options.onLocationError(a))},_onLocationFound:function(a){this._event&&this._event.latlng.lat===a.latlng.lat&&this._event.latlng.lng===a.latlng.lng&&this._event.accuracy===a.accuracy||this._active&&(this._event=a,this.options.follow&&this._following&&(this._locateOnNextLocationFound=!0),this.drawMarker(this._map))},_startFollowing:function(){this._map.fire("startfollowing",this),this._following=!0,this.options.stopFollowingOnDrag&&this._map.on("dragstart",this._stopFollowing,this)},_stopFollowing:function(){this._map.fire("stopfollowing",this),this._following=!1,this.options.stopFollowingOnDrag&&this._map.off("dragstart",this._stopFollowing),this._toggleContainerStyle()},_isOutsideMapBounds:function(){return void 0===this._event?!1:this._map.options.maxBounds&&!this._map.options.maxBounds.contains(this._event.latlng)},_toggleContainerStyle:function(){this._container&&this._setClasses(this._following?"following":"active")},_setClasses:function(b){"requesting"==b?(a.DomUtil.removeClasses(this._container,"active following"),a.DomUtil.addClasses(this._container,"requesting"),a.DomUtil.removeClasses(this._icon,this.options.icon),a.DomUtil.addClasses(this._icon,this.options.iconLoading)):"active"==b?(a.DomUtil.removeClasses(this._container,"requesting following"),a.DomUtil.addClasses(this._container,"active"),a.DomUtil.removeClasses(this._icon,this.options.iconLoading),a.DomUtil.addClasses(this._icon,this.options.icon)):"following"==b&&(a.DomUtil.removeClasses(this._container,"requesting"),a.DomUtil.addClasses(this._container,"active following"),a.DomUtil.removeClasses(this._icon,this.options.iconLoading),a.DomUtil.addClasses(this._icon,this.options.icon))},_cleanClasses:function(){a.DomUtil.removeClass(this._container,"requesting"),a.DomUtil.removeClass(this._container,"active"),a.DomUtil.removeClass(this._container,"following"),a.DomUtil.removeClasses(this._icon,this.options.iconLoading),a.DomUtil.addClasses(this._icon,this.options.icon)},_resetVariables:function(){this._active=!1,this._locateOnNextLocationFound=this.options.setView,this._following=!1}}),a.Map.addInitHook(function(){this.options.locateControl&&(this.locateControl=a.control.locate(),this.addControl(this.locateControl))}),a.control.locate=function(b){return new a.Control.Locate(b)},function(){var b=function(b,c,d){d=d.split(" "),d.forEach(function(d){a.DomUtil[b].call(this,c,d)})};a.DomUtil.addClasses=function(a,c){b("addClass",a,c)},a.DomUtil.removeClasses=function(a,c){b("removeClass",a,c)}}(),a.Control.Locate},window);
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