/*

Copyright (c) 2008-2009, The Open Source Geospatial Foundation
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in the
      documentation and/or other materials provided with the distribution.
    * Neither the name of the Open Source Geospatial Foundation nor the names
      of its contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

*/

Ext.namespace("GeoExt");GeoExt.SliderTip=Ext.extend(Ext.Tip,{hover:true,minWidth:10,minWidth:10,offsets:[0,-10],dragging:false,init:function(slider){slider.on({dragstart:this.onSlide,drag:this.onSlide,dragend:this.hide,destroy:this.destroy,scope:this});if(this.hover){slider.on("render",this.registerThumbListeners,this);}
this.slider=slider;},registerThumbListeners:function(){this.slider.thumb.on({"mouseover":function(){this.onSlide(this.slider);this.dragging=false;},"mouseout":function(){if(!this.dragging){this.hide.apply(this,arguments);}},scope:this});},onSlide:function(slider){this.dragging=true;this.show();this.body.update(this.getText(slider));this.doAutoWidth();this.el.alignTo(slider.thumb,'b-t?',this.offsets);},getText:function(slider){return slider.getValue();}});Ext.namespace("GeoExt");GeoExt.ZoomSliderTip=Ext.extend(GeoExt.SliderTip,{template:'<div>Zoom Level: {zoom}</div>'+'<div>Resolution: {resolution}</div>'+'<div>Scale: 1 : {scale}</div>',compiledTemplate:null,init:function(slider){this.compiledTemplate=new Ext.Template(this.template);GeoExt.ZoomSliderTip.superclass.init.call(this,slider);},getText:function(slider){var data={zoom:slider.getZoom(),resolution:slider.getResolution(),scale:Math.round(slider.getScale())};return this.compiledTemplate.apply(data);}});Ext.namespace("GeoExt");GeoExt.Action=Ext.extend(Ext.Action,{control:null,map:null,uScope:null,uHandler:null,uToggleHandler:null,uCheckHandler:null,constructor:function(config){this.uScope=config.scope;this.uHandler=config.handler;this.uToggleHandler=config.toggleHandler;this.uCheckHandler=config.checkHandler;config.scope=this;config.handler=this.pHandler;config.toggleHandler=this.pToggleHandler;config.checkHandler=this.pCheckHandler;var ctrl=this.control=config.control;delete config.control;if(ctrl){if(config.map){config.map.addControl(ctrl);delete config.map;}
ctrl.events.on({activate:this.onCtrlActivate,deactivate:this.onCtrlDeactivate,scope:this});}
arguments.callee.superclass.constructor.call(this,config);},pHandler:function(cmp){var ctrl=this.control;if(ctrl&&ctrl.type==OpenLayers.Control.TYPE_BUTTON){ctrl.trigger();}
if(this.uHandler){this.uHandler.apply(this.uScope,arguments);}},pToggleHandler:function(cmp,state){this.changeControlState(state);if(this.uToggleHandler){this.uToggleHandler.apply(this.uScope,arguments);}},pCheckHandler:function(cmp,state){this.changeControlState(state);if(this.uCheckHandler){this.uCheckHandler.apply(this.uScope,arguments);}},changeControlState:function(state){if(state){if(!this._activating){this._activating=true;this.control.activate();this._activating=false;}}else{if(!this._deactivating){this._deactivating=true;this.control.deactivate();this._deactivating=false;}}},onCtrlActivate:function(){var ctrl=this.control;if(ctrl.type==OpenLayers.Control.TYPE_BUTTON){this.enable();}else{this.safeCallEach("toggle",[true]);this.safeCallEach("setChecked",[true]);}},onCtrlDeactivate:function(){var ctrl=this.control;if(ctrl.type==OpenLayers.Control.TYPE_BUTTON){this.disable();}else{this.safeCallEach("toggle",[false]);this.safeCallEach("setChecked",[false]);}},safeCallEach:function(fnName,args){var cs=this.items;for(var i=0,len=cs.length;i<len;i++){if(cs[i][fnName]){cs[i][fnName].apply(cs[i],args);}}}});Ext.namespace("GeoExt.data");GeoExt.data.ScaleStore=Ext.extend(Ext.data.Store,{map:null,constructor:function(config){var map=(config.map instanceof GeoExt.MapPanel?config.map.map:config.map);delete config.map;config=Ext.applyIf(config,{reader:new Ext.data.JsonReader({},["level","resolution","scale"])});GeoExt.data.ScaleStore.superclass.constructor.call(this,config);if(map){this.bind(map);}},bind:function(map,options){this.map=(map instanceof GeoExt.MapPanel?map.map:map);this.map.events.register('changebaselayer',this,this.populateFromMap);if(this.map.baseLayer){this.populateFromMap();}else{this.map.events.register('addlayer',this,this.populateOnAdd);}},unbind:function(){if(this.map){this.map.events.unregister('addlayer',this,this.populateOnAdd);this.map.events.unregister('changebaselayer',this,this.populateFromMap);delete this.map;}},populateOnAdd:function(evt){if(evt.layer.isBaseLayer){this.populateFromMap();this.map.events.unregister('addlayer',this,this.populateOnAdd);}},populateFromMap:function(){var zooms=[];var resolutions=this.map.baseLayer.resolutions;var units=this.map.baseLayer.units;for(var i=resolutions.length-1;i>=0;i--){var res=resolutions[i];zooms.push({level:i,resolution:res,scale:OpenLayers.Util.getScaleFromResolution(res,units)});}
this.loadData(zooms);}});Ext.namespace("GeoExt");GeoExt.ZoomSlider=Ext.extend(Ext.Slider,{map:null,baseCls:"gx-zoomslider",aggressive:false,updating:false,initComponent:function(){GeoExt.ZoomSlider.superclass.initComponent.call(this);if(this.map){if(this.map instanceof GeoExt.MapPanel){this.map=this.map.map;}
this.bind(this.map);}
if(this.aggressive===true){this.on('change',this.changeHandler,this);}else{this.on('changecomplete',this.changeHandler,this);}
this.on("beforedestroy",this.unbind,this);},onRender:function(){GeoExt.ZoomSlider.superclass.onRender.apply(this,arguments);this.el.addClass(this.baseCls);},afterRender:function(){Ext.Slider.superclass.afterRender.apply(this,arguments);this.update();},addToMapPanel:function(panel){this.on({render:function(){var el=this.getEl();el.setStyle({position:"absolute",zIndex:panel.map.Z_INDEX_BASE.Control});el.on({mousedown:this.stopMouseEvents,click:this.stopMouseEvents});},scope:this});this.bind(panel.map);},stopMouseEvents:function(e){e.stopEvent();},removeFromMapPanel:function(panel){var el=this.getEl();el.un("mousedown",this.stopMouseEvents,this);el.un("click",this.stopMouseEvents,this);this.unbind();},bind:function(map){this.map=map;this.map.events.on({zoomend:this.update,changebaselayer:this.initZoomValues,scope:this});if(this.map.baseLayer){this.initZoomValues();}},unbind:function(){if(this.map){this.map.events.un({zoomend:this.update,changebaselayer:this.initZoomValues,scope:this});}},initZoomValues:function(){var layer=this.map.baseLayer;if(this.initialConfig.minValue===undefined){this.minValue=layer.minZoomLevel||0;}
if(this.initialConfig.maxValue===undefined){this.maxValue=layer.maxZoomLevel||layer.numZoomLevels-1;}},getZoom:function(){return this.getValue();},getScale:function(){return OpenLayers.Util.getScaleFromResolution(this.map.getResolutionForZoom(this.getValue()),this.map.getUnits());},getResolution:function(){return this.map.getResolutionForZoom(this.getValue());},changeHandler:function(){if(this.map&&!this.updating){this.map.zoomTo(this.getValue());}},update:function(){if(this.rendered&&this.map){this.updating=true;this.setValue(this.map.getZoom());this.updating=false;}}});Ext.reg('gx_zoomslider',GeoExt.ZoomSlider);Ext.namespace('GeoExt');GeoExt.LegendWMS=Ext.extend(Ext.Panel,{imageFormat:"image/gif",layer:null,bodyBorder:false,initComponent:function(){GeoExt.LegendWMS.superclass.initComponent.call(this);this.createLegend();},getLegendUrl:function(layerName){return this.layer.getFullRequestString({REQUEST:"GetLegendGraphic",WIDTH:null,HEIGHT:null,EXCEPTIONS:"application/vnd.ogc.se_xml",LAYER:layerName,LAYERS:null,SRS:null,FORMAT:this.imageFormat});},createLegend:function(){var layers=this.layer.params.LAYERS.split(",");for(var i=0,len=layers.length;i<len;i++){var layerName=layers[i];var legend=new GeoExt.LegendImage({url:this.getLegendUrl(layerName)});this.add(legend);}}});Ext.namespace("GeoExt.tree");GeoExt.tree.LayerNodeUI=Ext.extend(Ext.tree.TreeNodeUI,{radio:null,constructor:function(config){GeoExt.tree.LayerNodeUI.superclass.constructor.apply(this,arguments);},render:function(bulkRender){GeoExt.tree.LayerNodeUI.superclass.render.call(this,bulkRender);var a=this.node.attributes;if(a.radioGroup&&this.radio===null){this.radio=Ext.DomHelper.insertAfter(this.checkbox,['<input type="radio" class="x-tree-node-radio" name="',a.radioGroup,'_radio"></input>'].join(""));}},onClick:function(e){if(e.getTarget('input[type=radio]',1)){this.fireEvent("radiochange",this.node);}else{GeoExt.tree.LayerNodeUI.superclass.onClick.call(this,e);}},toggleCheck:function(value){GeoExt.tree.LayerNodeUI.superclass.toggleCheck.call(this,value);var node=this.node;var layer=this.node.layer;node.visibilityChanging=true;if(this.checkbox&&(layer.getVisibility()!=this.isChecked())){layer.setVisibility(this.isChecked());}
node.visibilityChanging=false;},destroy:function(){delete this.radio;GeoExt.tree.LayerNodeUI.superclass.destroy.call(this);}});GeoExt.tree.LayerNode=Ext.extend(Ext.tree.TreeNode,{layer:null,layerStore:null,childNodeType:null,visibilityChanging:false,constructor:function(config){config.leaf=config.leaf||!config.children;config.iconCls=typeof config.iconCls=="undefined"&&!config.children?"layer-icon":config.iconCls;config.checked=false;this.defaultUI=this.defaultUI||GeoExt.tree.LayerNodeUI;this.addEvents("radiochange");Ext.apply(this,{layer:config.layer,layerStore:config.layerStore,childNodeType:config.childNodeType});GeoExt.tree.LayerNode.superclass.constructor.apply(this,arguments);},render:function(bulkRender){var layer=this.layer instanceof OpenLayers.Layer&&this.layer;if(!layer){if(!this.layerStore||this.layerStore=="auto"){this.layerStore=GeoExt.MapPanel.guess().layers;}
var i=this.layerStore.findBy(function(o){return o.get("title")==this.layer;},this);if(i!=-1){layer=this.layerStore.getAt(i).get("layer");}}
if(!this.rendered||!layer){var ui=this.getUI();if(layer){this.layer=layer;if(!this.text){this.text=layer.name;}
if(this.childNodeType){this.addChildNodes();}
ui.show();ui.toggleCheck(layer.getVisibility());this.addVisibilityEventHandlers();this.attributes.checked=layer.getVisibility();}else{ui.hide();}
if(this.layerStore instanceof GeoExt.data.LayerStore){this.addStoreEventHandlers(layer);}}
GeoExt.tree.LayerNode.superclass.render.call(this,bulkRender);},addVisibilityEventHandlers:function(){this.layer.events.on({"visibilitychanged":this.onLayerVisibilityChanged,scope:this});this.on({"checkchange":this.onCheckChange,scope:this});},onLayerVisibilityChanged:function(){if(!this.visibilityChanging&&this.attributes.checked!=this.layer.getVisibility()){this.getUI().toggleCheck(this.layer.getVisibility());}},onCheckChange:function(node,checked){if(checked&&this.layer.isBaseLayer&&this.layer.map){this.layer.map.setBaseLayer(this.layer);}
this.layer.setVisibility(checked);},addStoreEventHandlers:function(){this.layerStore.on({"add":this.onStoreAdd,"remove":this.onStoreRemove,"update":this.onStoreUpdate,scope:this});},onStoreAdd:function(store,records,index){var l;for(var i=0;i<records.length;++i){l=records[i].get("layer");if(this.layer==l){this.getUI().show();}else if(this.layer==l.name){this.render(bulkRender);return;}}},onStoreRemove:function(store,record,index){if(this.layer==record.get("layer")){this.getUI().hide();}},onStoreUpdate:function(store,record,operation){var layer=record.get("layer");if(this.layer==layer&&this.text!==layer.name){this.setText(layer.name);}},addChildNodes:function(){if(typeof this.childNodeType=="string"){Ext.tree.TreePanel.nodeTypes[this.childNodeType].add(this);}else if(typeof this.childNodeType.add==="function"){this.childNodeType.add(this);}},destroy:function(){var layer=this.layer;if(layer instanceof OpenLayers.Layer){layer.events.un({"visibilitychanged":this.onLayerVisibilityChanged,scope:this});}
delete this.layer;var layerStore=this.layerStore;if(layerStore){layerStore.un("add",this.onStoreAdd,this);layerStore.un("remove",this.onStoreRemove,this);layerStore.un("update",this.onStoreUpdate,this);}
delete this.layerStore;this.un("checkchange",this.onCheckChange,this);GeoExt.tree.LayerNode.superclass.destroy.call(this);}});Ext.tree.TreePanel.nodeTypes.gx_layer=GeoExt.tree.LayerNode;Ext.namespace("GeoExt");GeoExt.MapPanel=Ext.extend(Ext.Panel,{map:null,layers:null,center:null,zoom:null,extent:null,initComponent:function(){if(!(this.map instanceof OpenLayers.Map)){this.map=new OpenLayers.Map(Ext.applyIf(this.map||{},{allOverlays:true}));}
var layers=this.layers;if(!layers||layers instanceof Array){this.layers=new GeoExt.data.LayerStore({layers:layers,map:this.map});}
if(typeof this.center=="string"){this.center=OpenLayers.LonLat.fromString(this.center);}else if(this.center instanceof Array){this.center=new OpenLayers.LonLat(this.center[0],this.center[1]);}
if(typeof this.extent=="string"){this.extent=OpenLayers.Bounds.fromString(this.extent);}else if(this.extent instanceof Array){this.extent=OpenLayers.Bounds.fromArray(this.extent);}
GeoExt.MapPanel.superclass.initComponent.call(this);},updateMapSize:function(){if(this.map){this.map.updateSize();}},renderMap:function(){var map=this.map;var setCenter=map.setCenter;map.setCenter=function(){};map.render(this.body.dom);map.setCenter=setCenter;if(map.layers.length>0){if(this.center||this.zoom!=null){map.setCenter(this.center,this.zoom);}else if(this.extent){map.zoomToExtent(this.extent);}else{map.zoomToMaxExtent();}}},afterRender:function(){GeoExt.MapPanel.superclass.afterRender.apply(this,arguments);if(!this.ownerCt){this.renderMap();}else{this.ownerCt.on("move",this.updateMapSize,this);this.ownerCt.on({"afterlayout":{fn:this.renderMap,scope:this,single:true}});}},onResize:function(){GeoExt.MapPanel.superclass.onResize.apply(this,arguments);this.updateMapSize();},onBeforeAdd:function(item){if(typeof item.addToMapPanel==="function"){item.addToMapPanel(this);}
GeoExt.MapPanel.superclass.onBeforeAdd.apply(this,arguments);},remove:function(item,autoDestroy){if(typeof item.removeFromMapPanel==="function"){item.removeFromMapPanel(this);}
GeoExt.MapPanel.superclass.remove.apply(this,arguments);},beforeDestroy:function(){if(this.ownerCt){this.ownerCt.un("move",this.updateMapSize,this);}
if(!this.initialConfig.map||!(this.initialConfig.map instanceof OpenLayers.Map)){if(this.map&&this.map.destroy){this.map.destroy();}}
delete this.map;GeoExt.MapPanel.superclass.beforeDestroy.apply(this,arguments);}});GeoExt.MapPanel.guess=function(){return Ext.ComponentMgr.all.find(function(o){return o instanceof GeoExt.MapPanel;});};Ext.reg('gx_mappanel',GeoExt.MapPanel);Ext.namespace("GeoExt.data");GeoExt.data.LayerRecord=Ext.data.Record.create([{name:"layer"},{name:"title",type:"string",mapping:"name"}]);GeoExt.data.LayerRecord.create=function(o){var f=Ext.extend(GeoExt.data.LayerRecord,{});var p=f.prototype;p.fields=new Ext.util.MixedCollection(false,function(field){return field.name;});GeoExt.data.LayerRecord.prototype.fields.each(function(f){p.fields.add(f);});if(o){for(var i=0,len=o.length;i<len;i++){p.fields.add(new Ext.data.Field(o[i]));}}
f.getField=function(name){return p.fields.get(name);};return f;};Ext.namespace("GeoExt.data");GeoExt.data.WMSCapabilitiesReader=function(meta,recordType){meta=meta||{};if(!meta.format){meta.format=new OpenLayers.Format.WMSCapabilities();}
if(!(typeof recordType==="function")){recordType=GeoExt.data.LayerRecord.create(recordType||meta.fields||[{name:"name",type:"string"},{name:"abstract",type:"string"},{name:"queryable",type:"boolean"},{name:"formats"},{name:"styles"},{name:"llbbox"},{name:"minScale"},{name:"maxScale"},{name:"prefix"},{name:"attribution"},{name:"keywords"},{name:"metadataURLs"}]);}
GeoExt.data.WMSCapabilitiesReader.superclass.constructor.call(this,meta,recordType);};Ext.extend(GeoExt.data.WMSCapabilitiesReader,Ext.data.DataReader,{read:function(request){var data=request.responseXML;if(!data||!data.documentElement){data=request.responseText;}
return this.readRecords(data);},readRecords:function(data){if(typeof data==="string"||data.nodeType){data=this.meta.format.read(data);}
var url=data.capability.request.getmap.href;var records=[],layer;for(var i=0,len=data.capability.layers.length;i<len;i++){layer=data.capability.layers[i];if(layer.name){records.push(new this.recordType(Ext.apply(layer,{layer:new OpenLayers.Layer.WMS(layer.title||layer.name,url,{layers:layer.name})})));}}
return{totalRecords:records.length,success:true,records:records};}});Ext.namespace("GeoExt.data");GeoExt.data.LayerStoreMixin={map:null,reader:null,constructor:function(config){config=config||{};config.reader=config.reader||new GeoExt.data.LayerReader({},config.fields);delete config.fields;var map=config.map instanceof GeoExt.MapPanel?config.map.map:config.map;delete config.map;if(config.layers){config.data=config.layers;}
delete config.layers;var options={initDir:config.initDir};delete config.initDir;arguments.callee.superclass.constructor.call(this,config);if(map){this.bind(map,options);}},bind:function(map,options){if(this.map){return;}
this.map=map;options=options||{};var initDir=options.initDir;if(options.initDir==undefined){initDir=GeoExt.data.LayerStore.MAP_TO_STORE|GeoExt.data.LayerStore.STORE_TO_MAP;}
var layers=map.layers.slice(0);if(initDir&GeoExt.data.LayerStore.STORE_TO_MAP){this.each(function(record){this.map.addLayer(record.get("layer"));},this);}
if(initDir&GeoExt.data.LayerStore.MAP_TO_STORE){this.loadData(layers,true);}
map.events.on({"changelayer":this.onChangeLayer,"addlayer":this.onAddLayer,"removelayer":this.onRemoveLayer,scope:this});this.on({"load":this.onLoad,"clear":this.onClear,"add":this.onAdd,"remove":this.onRemove,"update":this.onUpdate,scope:this});this.data.on({"replace":this.onReplace,scope:this});},unbind:function(){if(this.map){this.map.events.un({"changelayer":this.onChangeLayer,"addlayer":this.onAddLayer,"removelayer":this.onRemoveLayer,scope:this});this.un("load",this.onLoad,this);this.un("clear",this.onClear,this);this.un("add",this.onAdd,this);this.un("remove",this.onRemove,this);this.data.un("replace",this.onReplace,this);this.map=null;}},onChangeLayer:function(evt){var layer=evt.layer;var recordIndex=this.findBy(function(rec,id){return rec.get("layer")===layer;});if(recordIndex>-1){var record=this.getAt(recordIndex);if(evt.property==="order"){if(!this._adding&&!this._removing){var layerIndex=this.map.getLayerIndex(layer);if(layerIndex!==recordIndex){this._removing=true;this.remove(record);delete this._removing;this._adding=true;this.insert(layerIndex,[record]);delete this._adding;}}}else if(evt.property==="name"){record.set("title",layer.name);}else{this.fireEvent("update",this,record,Ext.data.Record.EDIT);}}},onAddLayer:function(evt){if(!this._adding){var layer=evt.layer;this._adding=true;this.loadData([layer],true);delete this._adding;}},onRemoveLayer:function(evt){if(this.map.unloadDestroy){if(!this._removing){var layer=evt.layer;this._removing=true;this.remove(this.getById(layer.id));delete this._removing;}}else{this.unbind();}},onLoad:function(store,records,options){if(!Ext.isArray(records)){records=[records];}
if(options&&!options.add){this._removing=true;for(var i=this.map.layers.length-1;i>=0;i--){this.map.removeLayer(this.map.layers[i]);}
delete this._removing;var len=records.length;if(len>0){var layers=new Array(len);for(var j=0;j<len;j++){layers[j]=records[j].get("layer");}
this._adding=true;this.map.addLayers(layers);delete this._adding;}}},onClear:function(store){this._removing=true;for(var i=this.map.layers.length-1;i>=0;i--){this.map.removeLayer(this.map.layers[i]);}
delete this._removing;},onAdd:function(store,records,index){if(!this._adding){this._adding=true;var layer;for(var i=records.length-1;i>=0;--i){layer=records[i].get("layer");this.map.addLayer(layer);if(index!==this.map.layers.length-1){this.map.setLayerIndex(layer,index);}}
delete this._adding;}},onRemove:function(store,record,index){if(!this._removing){var layer=record.get("layer");if(this.map.getLayer(layer.id)!=null){this._removing=true;this.removeMapLayer(record);delete this._removing;}}},onUpdate:function(store,record,operation){if(operation===Ext.data.Record.EDIT){var layer=record.get("layer");var title=record.get("title");if(title!==layer.name){layer.setName(title);}}},removeMapLayer:function(record){this.map.removeLayer(record.get("layer"));},onReplace:function(key,oldRecord,newRecord){this.removeMapLayer(oldRecord);},destroy:function(){this.unbind();GeoExt.data.LayerStore.superclass.destroy.call(this);}};GeoExt.data.LayerStore=Ext.extend(Ext.data.Store,GeoExt.data.LayerStoreMixin);GeoExt.data.LayerStore.MAP_TO_STORE=1;GeoExt.data.LayerStore.STORE_TO_MAP=2;Ext.namespace("GeoExt");GeoExt.Popup=Ext.extend(Ext.Window,{anchored:true,map:null,panIn:true,unpinnable:true,feature:null,lonlat:null,animCollapse:false,draggable:false,shadow:false,popupCls:"gx-popup",ancCls:null,initComponent:function(){if(this.map instanceof GeoExt.MapPanel){this.map=this.map.map;}
if(!this.map&&this.feature&&this.feature.layer){this.map=this.feature.layer.map;}
if(!this.feature&&this.lonlat){this.feature=new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(this.lonlat.lon,this.lonlat.lat));}
if(this.anchored){this.addAnchorEvents();}
this.baseCls=this.popupCls+" "+this.baseCls;this.elements+=',anc';GeoExt.Popup.superclass.initComponent.call(this);},onRender:function(ct,position){GeoExt.Popup.superclass.onRender.call(this,ct,position);this.ancCls=this.popupCls+"-anc";this.createElement("anc",this.el);},initTools:function(){if(this.unpinnable){this.addTool({id:'unpin',handler:this.unanchorPopup.createDelegate(this,[])});}
GeoExt.Popup.superclass.initTools.call(this);},show:function(){GeoExt.Popup.superclass.show.apply(this,arguments);if(this.anchored){this.position();if(this.panIn&&!this._mapMove){this.panIntoView();}}},setSize:function(w,h){if(this.anc){var ancSize=this.getAnchorElement().getSize();if(typeof w=='object'){h=w.height-ancSize.height;w=w.width;}else if(!isNaN(h)){h=h-ancSize.height;}}
GeoExt.Popup.superclass.setSize.call(this,w,h);},position:function(){var centerLonLat=this.feature.geometry.getBounds().getCenterLonLat();if(this._mapMove===true){var visible=this.map.getExtent().containsLonLat(centerLonLat);if(visible!==this.isVisible()){this.setVisible(visible);}}
if(this.isVisible()){var centerPx=this.map.getViewPortPxFromLonLat(centerLonLat);var mapBox=Ext.fly(this.map.div).getBox();var anchorSelector="div."+this.ancCls;var dx=this.anc.down(anchorSelector).getLeft(true)+
this.anc.down(anchorSelector).getWidth()/2;var dy=this.el.getHeight();this.setPosition(centerPx.x+mapBox.x-dx,centerPx.y+mapBox.y-dy);}},getAnchorElement:function(){var anchorSelector="div."+this.ancCls;var anc=Ext.get(this.el.child(anchorSelector));return anc;},unanchorPopup:function(){this.removeAnchorEvents();this.draggable=true;this.header.addClass("x-window-draggable");this.dd=new Ext.Window.DD(this);this.getAnchorElement().remove();this.anc=null;this.tools.unpin.hide();},panIntoView:function(){var centerLonLat=this.feature.geometry.getBounds().getCenterLonLat();var centerPx=this.map.getViewPortPxFromLonLat(centerLonLat);var mapBox=Ext.fly(this.map.div).getBox();var popupPos=this.getPosition(true);popupPos[0]-=mapBox.x;popupPos[1]-=mapBox.y;var panelSize=[mapBox.width,mapBox.height];var popupSize=this.getSize();var newPos=[popupPos[0],popupPos[1]];var padding=this.map.paddingForPopups;if(popupPos[0]<padding.left){newPos[0]=padding.left;}else if(popupPos[0]+popupSize.width>panelSize[0]-padding.right){newPos[0]=panelSize[0]-padding.right-popupSize.width;}
if(popupPos[1]<padding.top){newPos[1]=padding.top;}else if(popupPos[1]+popupSize.height>panelSize[1]-padding.bottom){newPos[1]=panelSize[1]-padding.bottom-popupSize.height;}
var dx=popupPos[0]-newPos[0];var dy=popupPos[1]-newPos[1];this.map.pan(dx,dy);},onMapMove:function(){this._mapMove=true;this.position();delete this._mapMove;},addAnchorEvents:function(){this.map.events.on({"move":this.onMapMove,scope:this});this.on({"resize":this.position,"collapse":this.position,"expand":this.position,scope:this});},removeAnchorEvents:function(){this.map.events.un({"move":this.onMapMove,scope:this});this.un("resize",this.position,this);this.un("collapse",this.position,this);this.un("expand",this.position,this);},beforeDestroy:function(){if(this.anchored){this.removeAnchorEvents();}
GeoExt.Popup.superclass.beforeDestroy.call(this);}});Ext.reg('gx_popup',GeoExt.Popup);Ext.namespace('GeoExt');GeoExt.LegendImage=Ext.extend(Ext.BoxComponent,{url:null,defaultImgSrc:null,imgCls:null,initComponent:function(){GeoExt.LegendImage.superclass.initComponent.call(this);if(this.defaultImgSrc===null){this.defaultImgSrc=Ext.BLANK_IMAGE_URL;}
this.autoEl={tag:"img","class":(this.imgCls?this.imgCls:""),src:this.defaultImgSrc};},setUrl:function(url){this.url=url;var el=this.getEl();if(el){el.un("error",this.onImageLoadError,this);el.on("error",this.onImageLoadError,this,{single:true});el.dom.src=url;}},onRender:function(ct,position){GeoExt.LegendImage.superclass.onRender.call(this,ct,position);if(this.url){this.setUrl(this.url);}},onDestroy:function(){var el=this.getEl();if(el){el.un("error",this.onImageLoadError,this);}
GeoExt.LegendImage.superclass.onDestroy.apply(this,arguments);},onImageLoadError:function(){this.getEl().dom.src=this.defaultImgSrc;}});Ext.reg('gx_legendimage',GeoExt.LegendImage);Ext.namespace("GeoExt.tree");GeoExt.tree.LayerContainer=Ext.extend(Ext.tree.TreeNode,{layerStore:null,defaults:null,constructor:function(config){this.layerStore=config.layerStore;this.defaults=config.defaults;GeoExt.tree.LayerContainer.superclass.constructor.apply(this,arguments);},render:function(bulkRender){if(!this.rendered){if(!this.layerStore){this.layerStore=GeoExt.MapPanel.guess().layers;}
this.layerStore.each(function(record){this.addLayerNode(record);},this);this.layerStore.on({"add":this.onStoreAdd,"remove":this.onStoreRemove,scope:this});}
GeoExt.tree.LayerContainer.superclass.render.call(this,bulkRender);},onStoreAdd:function(store,records,index){if(!this._reordering){var nodeIndex=this.recordIndexToNodeIndex(index+records.length-1);for(var i=0;i<records.length;++i){this.addLayerNode(records[i],nodeIndex);}}},onStoreRemove:function(store,record,index){if(!this._reordering){this.removeLayerNode(record);}},recordIndexToNodeIndex:function(index){var store=this.layerStore;var count=store.getCount();var nodeCount=this.childNodes.length;var nodeIndex=-1;for(var i=count-1;i>=0;--i){if(store.getAt(i).get("layer").displayInLayerSwitcher){++nodeIndex;if(index===i||nodeIndex>nodeCount-1){break;}}};return nodeIndex;},nodeIndexToRecordIndex:function(index){var store=this.layerStore;var count=store.getCount();var nodeIndex=-1;for(var i=count-1;i>=0;--i){if(store.getAt(i).get("layer").displayInLayerSwitcher){++nodeIndex;if(index===nodeIndex){break;}}}
return i;},addLayerNode:function(layerRecord,index){index=index||0;var layer=layerRecord.get("layer");if(layer.displayInLayerSwitcher===true){var node=new GeoExt.tree.LayerNode(Ext.applyIf({iconCls:layer.isBaseLayer?'baselayer-icon':'layer-icon',layer:layer,layerStore:this.layerStore},this.defaults));var sibling=this.item(index);if(sibling){this.insertBefore(node,sibling);}else{this.appendChild(node);}
node.on("move",this.onChildMove,this);}},removeLayerNode:function(layerRecord){var layer=layerRecord.get("layer");if(layer.displayInLayerSwitcher==true){var node=this.findChildBy(function(node){return node.layer==layer;});if(node){node.un("move",this.onChildMove,this);node.remove();}}},onChildMove:function(tree,node,oldParent,newParent,index){if(oldParent===newParent){var newRecordIndex=this.nodeIndexToRecordIndex(index);var oldRecordIndex=this.layerStore.findBy(function(record){return record.get("layer")===node.layer;});var record=this.layerStore.getAt(oldRecordIndex);this._reordering=true;this.layerStore.remove(record);this.layerStore.insert(newRecordIndex,[record]);delete this._reordering;}},destroy:function(){if(this.layerStore){this.layerStore.un("add",this.onStoreAdd,this);this.layerStore.un("remove",this.onStoreRemove,this);}
GeoExt.tree.LayerContainer.superclass.destroy.apply(this,arguments);}});Ext.tree.TreePanel.nodeTypes.gx_layercontainer=GeoExt.tree.LayerContainer;Ext.namespace('GeoExt');GeoExt.LegendPanel=Ext.extend(Ext.Panel,{dynamic:true,showTitle:true,labelCls:null,bodyStyle:'',layerStore:null,initComponent:function(){GeoExt.LegendPanel.superclass.initComponent.call(this);},onRender:function(){GeoExt.LegendPanel.superclass.onRender.apply(this,arguments);if(!this.layerStore){this.layerStore=GeoExt.MapPanel.guess().layers;}
this.layerStore.each(function(record){this.addLegend(record);},this);if(this.dynamic){this.layerStore.on({"add":this.onStoreAdd,"remove":this.onStoreRemove,"update":this.onStoreUpdate,scope:this});}
this.doLayout();},recordIndexToPanelIndex:function(index){var store=this.layerStore;var count=store.getCount();var panelIndex=-1;var legendCount=this.items?this.items.length:0;for(var i=count-1;i>=0;--i){var layer=store.getAt(i).get("layer");var legendGenerator=GeoExt["Legend"+layer.CLASS_NAME.split(".").pop()];if(layer.displayInLayerSwitcher&&legendGenerator&&(store.getAt(i).get("hideInLegend")!==true)){++panelIndex;if(index===i||panelIndex>legendCount-1){break;}}}
return panelIndex;},onStoreUpdate:function(store,record,operation){var layer=record.get('layer');var legend=this.getComponent(layer.id);if((this.showTitle&&!record.get('hideTitle'))&&(legend.items.get(0).text!==record.get('title'))){legend.items.get(0).setText(record.get('title'));}
if(legend){legend.setVisible(layer.getVisibility()&&layer.displayInLayerSwitcher&&!record.get('hideInLegend'));if(record.get('legendURL')){var items=legend.findByType('gx_legendimage');for(var i=0,len=items.length;i<len;i++){items[i].setUrl(record.get('legendURL'));}}}},onStoreAdd:function(store,records,index){var panelIndex=this.recordIndexToPanelIndex(index+records.length-1);for(var i=0,len=records.length;i<len;i++){this.addLegend(records[i],panelIndex);}
this.doLayout();},onStoreRemove:function(store,record,index){this.removeLegend(record);},removeLegend:function(record){var legend=this.getComponent(record.get('layer').id);if(legend){this.remove(legend,true);this.doLayout();}},createLegendSubpanel:function(record){var layer=record.get('layer');var mainPanel=this.createMainPanel(record);if(mainPanel!==null){var legend;if(record.get('legendURL')){legend=new GeoExt.LegendImage({url:record.get('legendURL')});mainPanel.add(legend);}else{var legendGenerator=GeoExt["Legend"+layer.CLASS_NAME.split(".").pop()];if(legendGenerator){legend=new legendGenerator({layer:layer});mainPanel.add(legend);}}}
return mainPanel;},addLegend:function(record,index){index=index||0;var layer=record.get('layer');var legendSubpanel=this.createLegendSubpanel(record);if(legendSubpanel!==null){legendSubpanel.setVisible(layer.getVisibility());this.insert(index,legendSubpanel);}},createMainPanel:function(record){var layer=record.get('layer');var panel=null;var legendGenerator=GeoExt["Legend"+layer.CLASS_NAME.split(".").pop()];if(layer.displayInLayerSwitcher&&!record.get('hideInLegend')&&legendGenerator){var panelConfig={id:layer.id,border:false,bodyBorder:false,bodyStyle:this.bodyStyle,items:[new Ext.form.Label({text:(this.showTitle&&!record.get('hideTitle'))?layer.name:'',cls:'x-form-item x-form-item-label'+
(this.labelCls?' '+this.labelCls:'')})]};panel=new Ext.Panel(panelConfig);}
return panel;},onDestroy:function(){if(this.layerStore){this.layerStore.un("add",this.onStoreAdd,this);this.layerStore.un("remove",this.onStoreRemove,this);this.layerStore.un("update",this.onStoreUpdate,this);}
GeoExt.LegendPanel.superclass.onDestroy.apply(this,arguments);}});Ext.reg('gx_legendpanel',GeoExt.LegendPanel);Ext.namespace("GeoExt","GeoExt.data");GeoExt.data.LayerReader=function(meta,recordType){meta=meta||{};if(!(recordType instanceof Function)){recordType=GeoExt.data.LayerRecord.create(recordType||meta.fields||{});}
GeoExt.data.LayerReader.superclass.constructor.call(this,meta,recordType);};Ext.extend(GeoExt.data.LayerReader,Ext.data.DataReader,{totalRecords:null,readRecords:function(layers){var records=[];if(layers){var recordType=this.recordType,fields=recordType.prototype.fields;var i,lenI,j,lenJ,layer,values,field,v;for(i=0,lenI=layers.length;i<lenI;i++){layer=layers[i];values={};for(j=0,lenJ=fields.length;j<lenJ;j++){field=fields.items[j];v=layer[field.mapping||field.name]||field.defaultValue;v=field.convert(v);values[field.name]=v;}
values.layer=layer;records[records.length]=new recordType(values,layer.id);}}
return{records:records,totalRecords:this.totalRecords!=null?this.totalRecords:records.length};}});Ext.namespace("GeoExt.data");GeoExt.data.WMSCapabilitiesStore=function(c){c=c||{};GeoExt.data.WMSCapabilitiesStore.superclass.constructor.call(this,Ext.apply(c,{proxy:c.proxy||(!c.data?new Ext.data.HttpProxy({url:c.url,disableCaching:false,method:"GET"}):undefined),reader:new GeoExt.data.WMSCapabilitiesReader(c,c.fields)}));};Ext.extend(GeoExt.data.WMSCapabilitiesStore,Ext.data.Store);