arcgis for javascriptAPI常用接口.doc

arcgis for javascriptAPI常用接口分类：ArcGIS Javascript API2013-10-08 13:171736人阅读评论(1)收藏举报var map, navToolbar, editToolbar, tileLayer, toolbar;/var mapBaseUrl = http:/localhost:8399/arcgis/rest/services/pdsTile/MapServer;/var mapDyUrl = http:/localhost:8399/arcgis/rest/services/pds/MapServer;/var mapDyUrl = 30:8080/arcgis/rest/services/BaseMAP/MapServer;var mapDyUrl = 30:8080/arcgis/rest/services/baseMAP/MapServer;var mapBjUrl = 30:8080/arcgis/rest/services/YCBJ/MapServer;var dynamicMapServiceLayerBj; function init() try map = new esri.Map(map); /tileLayer = new esri.layers.ArcGISTiledMapServiceLayer(mapBaseUrl); /map.addLayer(tileLayer); var dynamicMapServiceLayer = new esri.layers.ArcGISDynamicMapServiceLayer(mapDyUrl); map.addLayer(dynamicMapServiceLayer); dynamicMapServiceLayerBj = new esri.layers.ArcGISDynamicMapServiceLayer(mapBjUrl); map.addLayer(dynamicMapServiceLayerBj); /初始化 dojo.connect(map, onLoad, dxInit); catch(e)alert(地图初始化失败:+e.message); function dxInit() try/alert(map.isDoubleClickZoom);/map.disableDoubleClickZoom(); /比例尺显示 /window.setTimeout(queryMapScale.init(map);, 1000); /禁止双击放大 map.disableDoubleClickZoom(); /初始化导航工具条 navToolbar = new esri.toolbars.Navigation(map); dojo.connect(navToolbar, onExtentHistoryChange, extentHistoryChangeHandler); /初始化在线编辑工具条 editToolbar = new esri.toolbars.Edit(map); dojo.connect(map.graphics, onClick, function(evt) dojo.stopEvent(evt); activateToolbar(evt.graphic); ); /初始化绘制工具条 toolbar = new esri.toolbars.Draw(map); /dojo.connect(toolbar, onDrawEnd, addToMap); /显示坐标 dojo.connect(map, onMouseMove, showCoordinates); dojo.connect(map, onMouseOut, hideCoordinates); /加载鹰眼图、加载图层列表 dojo.connect(map, onLayerAdd, showLayers); /加载之前记录标注 /window.setTimeout(getBz();, 1000);- /地图窗口更新 /alert(document.getElementById(map1); resizeMap(); dojo.connect(document.getElementById(map1), resize, resizeMap); /双击map，定位街景 dojo.connect(map, onDblClick, zoomTo3D); /图层控制 layersCotrol(0);catch(e)alert(地图初始化失败：+e.message); /图层控制 function layersCotrol(visible)trydynamicMapServiceLayerBj.setVisibleLayers(visible);catch(e)alert(e.message); /显示图层列表 function showLayers()try/在下拉框中显示所有图层名称var layers = dynamicMapServiceLayerBj.layerInfos;var obj1 = new Option(, -1);for(var i=0; ilayers.length; i+) var obj = new Option(, i); dojo.byId(layers).add(obj);catch(e)alert(e.message); /选择图层 function selectLayer()trylayersCotrol(dojo.byId(layers).value);catch(e)alert(e.message); /刷新map function resizeMap()map.resize();map.reposition(); /定位街景 function zoomTo3D(evt) var point = evt.mapPoint; var x = point.x.toFixed(4); var y = point.y.toFixed(4); /window.top.addmark(x, y); /alert(x + | + y); / 定位街景 LocationTrueMap(x, y); / 根据坐标加载街景 function LocationTrueMap(x, y) window.top.framesmapframe.framesldframe.showVisionByLngLat(x, y); /定位到街景 /鹰眼图 function showOverview() var layer = new esri.layers.ArcGISDynamicMapServiceLayer(mapDyUrl); layer.setImageFormat(png24); try var createOverviewMap = function() overviewMapDijit = new dijits.overview.OverviewMap( map: map, baseLayer: layer, width: 150, height: 150, attachTo: bottom-right, expandFactor: 1.42, color: #80A8C1, opacity: 0.5 ); overviewMapDijit.startup(); ; catch(e) alert(加载鹰眼图失败：+e.message); if (layer.loaded) createOverviewMap(); else dojo.connect(layer, onLoad, createOverviewMap); /前一视图、后一视图 function extentHistoryChangeHandler() dijit.byId(zoomprev).disabled = navToolbar.isFirstExtent(); dijit.byId(zoomnext).disabled = navToolbar.isLastExtent(); /显示坐标值 function showCoordinates(evt) try var mp = evt.mapPoint; dojo.byId(info).innerHTML = mp.x.toFixed(4) +,+ mp.y.toFixed(4); catch(e)alert(显示坐标值错误：+e.message); /隐藏坐标 function hideCoordinates(evt)dojo.byId(info).innerHTML = ; /平移 function pan()trytoolbar.deactivate();map.setMapCursor(default);navToolbar.activate(esri.toolbars.Navigation.PAN);catch(e)alert(e.message); /清空地图 function clearMap()navToolbar.deactivate();toolbar.deactivate();map.graphics.clear();map.setMapCursor(default); /添加标注到地图方法1 var handler; function addBzToMap1()toolbar.deactivate();map.setMapCursor(crosshair);handler = dojo.connect(map, onClick, addPoint); function add(x, y) window.parent.showdialog(add, x,y); function modify(id, x, y) window.parent.showdialog(modify, id, x, y); function del(id, x, y) /alert(x + - + y); window.parent.showdialog(del, id, x, y); function addPoint(evt) tryvar symbol = new esri.symbol.PictureMarkerSymbol(images/nav/bz.png, 25, 25);var point = new esri.geometry.Point(evt.mapPoint, new esri.SpatialReference( wkid: 4326 );var graphic = new esri.Graphic(point, symbol);map.graphics.add(graphic); Window.setTitle(新标注); var geoPt = evt.mapPoint; Window.setContent(X坐标: + geoPt.y.toFixed(4) + Y坐标: + geoPt.x.toFixed(4) + + ); Window.show(evt.mapPoint,map.getInfoWindowAnchor(evt.screenPoint); map.setMapCursor(default); dojo.disconnect(handler); window.top.framesmapframe.framesldframe.showVisionByLngLat(geoPt.x.toFixed(4), geoPt.y.toFixed(4); /定位到街景catch(e)alert(添加标注出错：+e.message); /定位 function zoomToPoint(x, y)var geoPoint = new esri.geometry.Point(x:x,y:y, map.spatialReference);map.centerAndZoom(geoPoint, 3); /小汽车定位 /zoomCar(113.32,23.12); function zoomCar(x, y) navToolbar.deactivate();map.graphics.clear();tryvar geoPoint = new esri.geometry.Point(x:x,y:y, map.spatialReference);map.centerAndZoom(geoPoint);var symbol = new esri.symbol.PictureMarkerSymbol(images/nav/car.png, 24,24);var graphic = new esri.Graphic(geoPoint, symbol);map.graphics.add(graphic);catch(e) alert(小汽车定位 + e.message); var url = 1:8080; /接收主题名称、坐标值 function getBz(aa) var graphicsLayer = new esri.layers.GraphicsLayer(); try for (var i = 0; i aa.length; i+) a_x = aai1; a_y = aai2; / alert(a_x+-+a_y); var point = new esri.geometry.Point(a_x, a_y, map.spatialReference); var symbol = new esri.symbol.PictureMarkerSymbol(images/nav/bz.png, 25, 25); var textSym = new esri.symbol.TextSymbol(aai0); textSym.setAlign(esri.symbol.TextSymbol.ALIGN_END); var graphic = new esri.Graphic(point, symbol); var infoTemplate = new esri.InfoTemplate(); infoTemplate.setTitle(广告信息); infoTemplate.setContent(/ +/ 广告名称: + aai3 + +/ 广告位置: + aai4 + +/ +/ ); graphic.setInfoTemplate(infoTemplate); var graphicText = new esri.Graphic(point, textSym); graphicsLayer.add(graphic); graphicsLayer.add(graphicText); if (aa.length = 1) / zoomToPoint(a_x, a_y); catch (e) alert(获取坐标点数组出错： + e.message + -aa: + aa); map.addLayer(graphicsLayer); /在线编辑-移动要素 function activateToolbar(graphic) tryvar tool = 0; tool = tool | esri.toolbars.Edit.MOVE; /tool = tool | esri.toolbars.Edit.EDIT_VERTICES; /tool = tool | esri.toolbars.Edit.SCALE; /tool = tool | esri.toolbars.Edit.ROTATE; var options = allowAddVertices: true, allowDeleteVertices: tru