136 lines
6.0 KiB
JavaScript
136 lines
6.0 KiB
JavaScript
//先要加载接口,要在函数外,保证先加载
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document.write('<script type="text/javascript" src="https://api.map.baidu.com/api?v=2.0&ak=O4aFVMSLVl1aiTX2sF40aVfC"></script>');
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//显示地图
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//参数:显示容器ID,属性(city,addr,title,lawfirm,tel,user,mapx,pic,ismove,piobj,zoom)
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function ShowMap(objname,options){
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if(options){
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this._city = options.city ? options.city : ""; //城市
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this._addr = options.addr ? options.addr : ""; //地址
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this._title = options.title ? options.title : ""; //信息窗口标题
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this._lawfirm = options.lawfirm ? options.lawfirm : ""; //律所
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this._tel = options.tel ? options.tel : ""; //电话
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this._user = options.user ? options.user : ""; //主任
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this._mapx = options.mapx ? options.mapx : ""; //地图坐标
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this._pic = options.pic ? options.pic : ""; //图片
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this._ismove = options.ismove ? options.ismove : "0"; //是否拖动,1为拖动为设置标注,0为显示。默认0
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this._piobj = options.piobj ? options.piobj : ""; //接收拖动坐标的表单ID
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this._zoom = options.zoom ? options.zoom : "14"; //放大级别,默认14
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}
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//设定初始坐标
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var point=new BMap.Point(113.63156,34.83794);
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//范围为3-18级
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var zoom=this._zoom;
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//创建地图
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var map = new BMap.Map(objname);
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//map.enableScrollWheelZoom();
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var opts = {type: BMAP_NAVIGATION_CONTROL_ZOOM};
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map.addControl(new BMap.NavigationControl(opts));
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map.centerAndZoom(point, zoom);//设初始化地图。
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//设置版权控件位置
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var cr = new BMap.CopyrightControl({anchor: BMAP_ANCHOR_TOP_LEFT});
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map.addControl(cr); //添加版权控件
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var bs = map.getBounds(); //返回地图可视区域
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//坐标不为空时按坐标显示
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if (this._mapx != ""){
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var mx=this._mapx.substr(0,this._mapx.indexOf(","));
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var my=this._mapx.substr(this._mapx.indexOf(",")+1);
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point=new BMap.Point(mx,my);
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map.centerAndZoom(point, zoom); //重新调整位置
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}
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//否则按地址显示
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else if (this._addr != ""){
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//创建地址解析器实例
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var myGeo = new BMap.Geocoder();
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//将地址解析结果显示在地图上,并调整地图视野。此过程为异步,所以要重设标注
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myGeo.getPoint(this._addr, function(poi){
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map.centerAndZoom(poi, zoom);
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marker.setPosition(poi); //重调标注位置
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}, this._city);
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}
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//否则按城市显示
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else if (this._city != ""){
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map.setCenter(this._city); //设置地图中心点。
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//此定位无具体坐标,所以显示模式时要清除标注。要延时处理
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if (this._ismove=="0"){setTimeout(function(){map.clearOverlays();}, 1000);}
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}
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//都为空按IP定位
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else{
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//创建一个获取本地城市位置的实例
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var myCity = new BMap.LocalCity();
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//获取城市
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myCity.get(function(result){map.setCenter(result.name);});
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if (this._ismove=="0"){setTimeout(function(){map.clearOverlays();}, 1000);}
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}
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var icowidth = 20;
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var icoheight = 27;
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var myIcon = new BMap.Icon("../images/icon/icomap.png", new BMap.Size(icowidth,icoheight));
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//创建标注
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var marker = new BMap.Marker(point,{icon:myIcon});
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//var marker = new BMap.Marker(point);
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map.addOverlay(marker); // 将标注添加到地图中
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//设置标注时
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if (this._ismove=="1"){
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marker.enableDragging(); //可拖拽
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var label = new BMap.Label("拖拽到您的位置",{offset:new BMap.Size(20,-15)});
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label.setStyle({ backgroundColor:"red", color:"white", fontSize : "12px" });
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marker.setLabel(label);
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var poj=this._piobj; //过程里不支持this,要传给变量
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//拖拽设置位置
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marker.addEventListener("dragend", function(e){
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try{document.getElementById(poj).value = e.point.lng + "," + e.point.lat;}catch (ex) {}
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});
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//点击设置位置
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map.addEventListener("click", function(e){
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marker.setPosition(e.point); //重调标注位置
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try{document.getElementById(poj).value = e.point.lng + "," + e.point.lat;}catch (ex) {}
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});
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}
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//显示标注时
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if (this._ismove=="0"){
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marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
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//显示窗口设置
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var opts = {width:250,height:110,title : "<font color=#de0011 size=3>" + this._title + "</font>"} //窗口标题
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var infotxt="<table border='0'><tr><td valign='top'>"; //窗口内容
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if (this._pic != ""){infotxt += "<img src='"+this._pic+"' id='picid' style='float:left;margin-right:5px;padding-top:8px; width=50>";}
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infotxt += "</td><td><p style='font-size:12px;line-height:16px;padding-top:8px;'>";
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// if (this._lawfirm !=""){infotxt += "<b>公司:</b>" + this._lawfirm + "<br/>";};
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if (this._addr !=""){infotxt += "<b>地址:</b>" + this._addr + "<br/>";};
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if (this._tel !=""){infotxt += "<b>电话:</b>" + this._tel + "<br/>";};
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if (this._user !=""){infotxt += "<b>联系人:</b>" + this._user + "<br/>";};
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infotxt += "</p></td></tr></table>";
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//显示文本标题
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var label2 = new BMap.Label(this._title,{offset:new BMap.Size(20,-15)});
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label2.setStyle({ backgroundColor:"red", color:"white", fontSize : "12px" });
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//marker.setLabel(label2);
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//创建信息窗口
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var infoWindow = new BMap.InfoWindow(infotxt,opts);
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marker.addEventListener("mouseover", function(){
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this.openInfoWindow(infoWindow);
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//图片加载完毕重绘infowindow。防止在网速较慢,图片未加载时,生成的信息框高度比图片的总高度小,导致图片部分被隐藏
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document.getElementById('picid').onload = function (){infoWindow.redraw();}
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});
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}
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}
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//获取地理位置,间隔符
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//百度查询接口为异步,所以这里要用异步回调方式
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function getBDAddress(callBackFun,spStr){
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if (!spStr){spStr="";} //分隔符,默认空
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var geolocation = new BMap.Geolocation();
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geolocation.getCurrentPosition(function(r){
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if(this.getStatus() == BMAP_STATUS_SUCCESS){
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var point = new BMap.Point(r.point.lng,r.point.lat);
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var gc = new BMap.Geocoder();
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gc.getLocation(point, function(rs){
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var addComp = rs.addressComponents;
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var addVal = addComp.province + spStr + addComp.city + spStr + addComp.district + spStr + addComp.street + spStr + addComp.streetNumber;
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callBackFun(addVal);
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});
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}
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},{enableHighAccuracy: true})
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} |