9 lines
8.3 KiB
JavaScript
9 lines
8.3 KiB
JavaScript
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/*
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Leaflet.label, a plugin that adds labels to markers and vectors for Leaflet powered maps.
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(c) 2012-2013, Jacob Toye, Smartrak
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https://github.com/Leaflet/Leaflet.label
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http://leafletjs.com
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https://github.com/jacobtoye
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*/
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(function(t,e){"function"==typeof define&&define.amd?define(["leaflet"],t):"object"==typeof exports&&(module.exports=t(require("leaflet"))),e!==void 0&&e.L&&(e.LeafletLabel=t(L))})(function(t){t.labelVersion="0.2.4";var e=t.Class.extend({includes:t.Mixin.Events,options:{className:"",clickable:!1,direction:"right",noHide:!1,offset:[12,-15],opacity:1,zoomAnimation:!0},initialize:function(e,i){t.setOptions(this,e),this._source=i,this._animated=t.Browser.any3d&&this.options.zoomAnimation,this._isOpen=!1},onAdd:function(e){this._map=e,this._pane=this.options.pane?e._panes[this.options.pane]:this._source instanceof t.Marker?e._panes.markerPane:e._panes.popupPane,this._container||this._initLayout(),this._pane.appendChild(this._container),this._initInteraction(),this._update(),this.setOpacity(this.options.opacity),e.on("moveend",this._onMoveEnd,this).on("viewreset",this._onViewReset,this),this._animated&&e.on("zoomanim",this._zoomAnimation,this),t.Browser.touch&&!this.options.noHide&&(t.DomEvent.on(this._container,"click",this.close,this),e.on("click",this.close,this))},onRemove:function(t){this._pane.removeChild(this._container),t.off({zoomanim:this._zoomAnimation,moveend:this._onMoveEnd,viewreset:this._onViewReset},this),this._removeInteraction(),this._map=null},setLatLng:function(e){return this._latlng=t.latLng(e),this._map&&this._updatePosition(),this},setContent:function(t){return this._previousContent=this._content,this._content=t,this._updateContent(),this},close:function(){var e=this._map;e&&(t.Browser.touch&&!this.options.noHide&&(t.DomEvent.off(this._container,"click",this.close),e.off("click",this.close,this)),e.removeLayer(this))},updateZIndex:function(t){this._zIndex=t,this._container&&this._zIndex&&(this._container.style.zIndex=t)},setOpacity:function(e){this.options.opacity=e,this._container&&t.DomUtil.setOpacity(this._container,e)},_initLayout:function(){this._container=t.DomUtil.create("div","leaflet-label "+this.options.className+" leaflet-zoom-animated"),this.updateZIndex(this._zIndex)},_update:function(){this._map&&(this._container.style.visibility="hidden",this._updateContent(),this._updatePosition(),this._container.style.visibility="")},_updateContent:function(){this._content&&this._map&&this._prevContent!==this._content&&"string"==typeof this._content&&(this._container.innerHTML=this._content,this._prevContent=this._content,this._labelWidth=this._container.offsetWidth)},_updatePosition:function(){var t=this._map.latLngToLayerPoint(this._latlng);this._setPosition(t)},_setPosition:function(e){var i=this._map,n=this._container,o=i.latLngToContainerPoint(i.getCenter()),s=i.layerPointToContainerPoint(e),a=this.options.direction,l=this._labelWidth,h=t.point(this.options.offset);"right"===a||"auto"===a&&s.x<o.x?(t.DomUtil.addClass(n,"leaflet-label-right"),t.DomUtil.removeClass(n,"leaflet-label-left"),e=e.add(h)):(t.DomUtil.addClass(n,"leaflet-label-left"),t.DomUtil.removeClass(n,"leaflet-label-right"),e=e.add(t.point(-h.x-l,h.y))),t.DomUtil.setPosition(n,e)},_zoomAnimation:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center).round();this._setPosition(e)},_onMoveEnd:function(){this._animated&&"auto"!==this.options.direction||this._updatePosition()},_onViewReset:function(t){t&&t.hard&&this._update()},_initInteraction:function(){if(this.options.clickable){var e=this._container,i=["dblclick","mousedown","mouseover","mouseout","contextmenu"];t.DomUtil.addClass(e,"leaflet-clickable"),t.DomEvent.on(e,"click",this._onMouseClick,this);for(var n=0;i.length>n;n++)t.DomEvent.on(e,i[n],this._fireMouseEvent,this)}},_removeInteraction:function(){if(this.options.clickable){var e=this._container,i=["dblclick","mousedown","mouseover","mouseout","contextmenu"];t.DomUtil.removeClass(e,"leaflet-clickable"),t.DomEvent.off(e,"click",this._onMouseClick,this);for(var n=0;i.length>n;n++)t.DomEvent.off(e,i[n],this._fireMouseEvent,this)}},_onMouseClick:function(e){this.hasEventListeners(e.type)&&t.DomEvent.stopPropagation(e),this.fire(e.type,{originalEvent:e})},_fireMouseEvent:function(e){this.fire(e.type,{origi
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