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5 lines
7.6 KiB
JavaScript
5 lines
7.6 KiB
JavaScript
/*! Version: 0.56.0
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Copyright (c) 2016 Dominik Moritz */
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!function(a,b){"function"==typeof define&&define.amd?define(["leaflet"],a):"object"==typeof exports&&("undefined"!=typeof b&&b.L?module.exports=a(L):module.exports=a(require("leaflet"))),"undefined"!=typeof b&&b.L&&(b.L.Control.Locate=a(L))}(function(a){var b=a.Control.extend({options:{position:"topleft",layer:void 0,setView:"untilPan",keepCurrentZoomLevel:!1,flyTo:!1,clickBehavior:{inView:"stop",outOfView:"setView"},returnToPrevBounds:!1,drawCircle:!0,drawMarker:!0,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",iconElementTag:"span",circlePadding:[0,0],metric:!0,onLocationError:function(a,b){alert(a.message)},onLocationOutsideMapBounds:function(a){a.stop(),alert(a.options.strings.outsideMapBoundsMsg)},showPopup:!0,strings:{title:"Show me where I am",metersUnit:"meters",feetUnit:"feet",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,setView:!1}},initialize:function(b){for(var c in b)"object"==typeof this.options[c]?a.extend(this.options[c],b[c]):this.options[c]=b[c];this.options.followMarkerStyle=a.extend({},this.options.markerStyle,this.options.followMarkerStyle),this.options.followCircleStyle=a.extend({},this.options.circleStyle,this.options.followCircleStyle)},onAdd:function(b){var c=a.DomUtil.create("div","leaflet-control-locate leaflet-bar leaflet-control");return this._layer=this.options.layer||new a.LayerGroup,this._layer.addTo(b),this._event=void 0,this._prevBounds=null,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(this.options.iconElementTag,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",this._onClick,this).on(this._link,"dblclick",a.DomEvent.stopPropagation),this._resetVariables(),this._map.on("unload",this._unload,this),c},_onClick:function(){if(this._justClicked=!0,this._userPanned=!1,this._active&&!this._event)this.stop();else if(this._active&&void 0!==this._event){var a=this._map.getBounds().contains(this._event.latlng)?this.options.clickBehavior.inView:this.options.clickBehavior.outOfView;switch(a){case"setView":this.setView();break;case"stop":if(this.stop(),this.options.returnToPrevBounds){var b=this.options.flyTo?this._map.flyToBounds:this._map.fitBounds;b.bind(this._map)(this._prevBounds)}}}else this.options.returnToPrevBounds&&(this._prevBounds=this._map.getBounds()),this.start();this._updateContainerStyle()},start:function(){this._activate(),this._event&&(this._drawMarker(this._map),this.options.setView&&this.setView()),this._updateContainerStyle()},stop:function(){this._deactivate(),this._cleanClasses(),this._resetVariables(),this._removeMarker()},_activate:function(){this._active||(this._map.locate(this.options.locateOptions),this._active=!0,this._map.on("locationfound",this._onLocationFound,this),this._map.on("locationerror",this._onLocationError,this),this._map.on("dragstart",this._onDrag,this))},_deactivate:function(){this._map.stopLocate(),this._active=!1,this._map.off("locationfound",this._onLocationFound,this),this._map.off("locationerror",this._onLocationError,this),this._map.off("dragstart",this._onDrag,this)},setView:function(){if(this._drawMarker(),this._isOutsideMapBounds())this.options.onLocationOutsideMapBounds(this);else if(this.options.keepCurrentZoomLevel){var a=this.options.flyTo?this._map.flyTo:this._map.panTo;a.bind(this._map)([this._event.latitude,this._event.longitude])}else{var a=this.options.flyTo?this._map.flyToBounds:this._map.fitBounds;a.bind(this._map)(this._event.bounds,{padding:this.options.circlePadding,maxZoom:this.options.locateOptions.maxZoom})}},_drawMarker:function(){void 0===this._event.accuracy&&(this._event.accuracy=0);var b=this._event.accuracy,c=this._event.latlng;if(this.options.drawCircle){var d=this._isFollowing()?this.options.followCircleStyle:this.options.circleStyle;this._circle?this._circle.setLatLng(c).setRadius(b).setStyle(d):this._circle=a.circle(c,b,d).addTo(this._layer)}var e,f;if(this.options.metric?(e=b.toFixed(0),f=this.options.strings.metersUnit):(e=(3.2808399*b).toFixed(0),f=this.options.strings.feetUnit),this.options.drawMarker){var g=this._isFollowing()?this.options.followMarkerStyle:this.options.markerStyle;this._marker?this._marker.setLatLng(c).setStyle(g):this._marker=new this.options.markerClass(c,g).addTo(this._layer)}var h=this.options.strings.popup;this.options.showPopup&&h&&this._marker&&this._marker.bindPopup(a.Util.template(h,{distance:e,unit:f}))._popup.setLatLng(c)},_removeMarker:function(){this._layer.clearLayers(),this._marker=void 0,this._circle=void 0},_unload:function(){this.stop(),this._map.off("unload",this._unload,this)},_onLocationError:function(a){3==a.code&&this.options.locateOptions.watch||(this.stop(),this.options.onLocationError(a,this))},_onLocationFound:function(a){if((!this._event||this._event.latlng.lat!==a.latlng.lat||this._event.latlng.lng!==a.latlng.lng||this._event.accuracy!==a.accuracy)&&this._active){switch(this._event=a,this._drawMarker(),this._updateContainerStyle(),this.options.setView){case"once":this._justClicked&&this.setView();break;case"untilPan":this._userPanned||this.setView();break;case"always":this.setView();break;case!1:}this._justClicked=!1}},_onDrag:function(){this._event&&(this._userPanned=!0,this._updateContainerStyle(),this._drawMarker())},_isFollowing:function(){return!!this._active&&("always"===this.options.setView||("untilPan"===this.options.setView?!this._userPanned:void 0))},_isOutsideMapBounds:function(){return void 0!==this._event&&(this._map.options.maxBounds&&!this._map.options.maxBounds.contains(this._event.latlng))},_updateContainerStyle:function(){this._container&&(this._active&&!this._event?this._setClasses("requesting"):this._isFollowing()?this._setClasses("following"):this._active?this._setClasses("active"):this._cleanClasses())},_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._justClicked=!1,this._userPanned=!1}});return 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)}}(),b},window);
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//# sourceMappingURL=L.Control.Locate.min.js.map
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