日期: 2020-06-23 16:18:54
之前想自己做一个旅游导航的项目,在网上一搜发现了高德地图开放平台,发现原来高德可以很简单的就应用到自己的项目里面,当即我就申请了一个key来学一学,仔细研究了一下,感觉还挺难的,网上找了找案例什么的,经过这几天,小编把高德的一些基础控件差不多弄了一下,效果图如下图所示:
废话不多说,直接上源码,下面是js代码:
<script language="javascript" src="http://webapi.amap.com/maps?v=1.2&key=3c5ca12a5778fde874e9959c7fbdf516">//引入高德地图API</script> <script language="javascript"> var mapObj; var scale; var mapType; var toolBar; var overView; var circleEditor; var circle; var polygonEditor; var polygon; var homeControl; var controlUI; var ruler; var mousetool; //刷新页面 function reload(){ location.reload(); } function mapInit(){ mapObj = new AMap.Map("iCenter",{ center:new AMap.LngLat(116.397728,39.90423), //地图中心点 level:13, //地图显示的比例尺级别 }); mapObj.plugin(["AMap.ToolBar"],function(){ //在地图中添加ToolBar插件 toolBar = new AMap.ToolBar(); mapObj.addControl(toolBar); }); mapObj.plugin(["AMap.Scale"],function(){ //加载比例尺插件 scale = new AMap.Scale(); mapObj.addControl(scale); scale.show(); }); mapObj.plugin(["AMap.OverView"],function(){ //在地图中添加鹰眼插件 //加载鹰眼 overView = new AMap.OverView({ visible:true //初始化显示鹰眼 }); mapObj.addControl(overView); overView.open(); //展开鹰眼 }); mapObj.plugin(["AMap.RangingTool"],function(){ ruler = new AMap.RangingTool(mapObj); AMap.event.addListener(ruler,"end",function(e){ ruler.turnOff(); }); }); mapObj.plugin(["AMap.MouseTool"],function(){ //鼠标工具插件 mousetool = new AMap.MouseTool(mapObj); }); } function Coordinate(){ AMap.event.addListener(mapObj,'click',getLnglat); //点击事件 } function toolBarShow(){ toolBar.show(); toolBar.showRuler(); toolBar.showDirection(); } function toolBarDirection(){ toolBar.show(); toolBar.showDirection(); toolBar.hideRuler(); } function toolBarLong(){ toolBar.show(); toolBar.hideDirection(); toolBar.showRuler(); } function toolBarShot(){ toolBar.show(); toolBar.hideRuler(); toolBar.hideDirection(); } function iMapType(){ mapObj.plugin(["AMap.MapType"],function(){ //添加地图类型切换插件 //地图类型切换 mapType= new AMap.MapType({defaultType:1,showRoad:true}); mapObj.addControl(mapType); }); } function removeMapType(){ mapObj.removeControl(mapType); } function iCircleEditor(){ //圆形编辑器 circle = new AMap.Circle({ //圆形编辑器的样式 map: mapObj, center:new AMap.LngLat("116.40332221984863","39.90025505675715"), radius:1000, strokeColor: "#F33", strokeOpacity: 1, strokeWeight: 3, fillColor: "ee2200", fillOpacity: 0.35 }); mapObj.plugin(["AMap.CircleEditor"],function(){ circleEditor = new AMap.CircleEditor(mapObj,circle); //创建圆形编辑器对象 circleEditor.open(); //打开圆形编辑器 }); } function removeCicleEditor(){ //关闭圆形编辑器,隐藏圆形 circleEditor.close(); circle.hide(); } function iPloygonEditor(){ //编辑多边形 var arr=new Array();//经纬度坐标数组 arr.push(new AMap.LngLat("116.403322","39.920255")); arr.push(new AMap.LngLat("116.410703","39.897555")); arr.push(new AMap.LngLat("116.402292","39.892353")); arr.push(new AMap.LngLat("116.389846","39.891365")); polygon = new AMap.Polygon({ path:arr, //设置多边形轮廓的节点数组 strokeColor:"#0000ff", strokeOpacity:0.2, strokeWeight:3, fillColor: "#f5deb3", fillOpacity: 0.35 }); //地图上添加多边形 mapObj.addOverlays(polygon); //构造多边形编辑对象,并开启多边形的编辑状态 mapObj.plugin(["AMap.PolyEditor"],function(){ polygonEditor = new AMap.PolyEditor(mapObj,polygon); polygonEditor.open(); }); } function removePloygonEditor(){ polygonEditor.close(); polygon.hide(); } AMap.homeControlDiv = function(){} AMap.homeControlDiv.prototype = { addTo: function(map, dom){ dom.appendChild(this._getHtmlDom(map)); }, _getHtmlDom:function(map){ this.map=map; // 创建一个能承载控件的<div>容器 controlUI = document.createElement("DIV"); controlUI.style.width='80px'; //设置控件容器的宽度 controlUI.style.height='20px'; //设置控件容器的高度 controlUI.style.backgroundColor='white'; controlUI.style.borderStyle='solid'; controlUI.style.borderWidth='2px'; controlUI.style.cursor='pointer'; controlUI.style.textAlign='center'; // 设置控件的位置 controlUI.style.position='absolute'; controlUI.style.left='120px'; //设置控件离地图的左边界的偏移量 controlUI.style.top='5px'; //设置控件离地图上边界的偏移量 controlUI.style.zIndex='300'; //设置控件在地图上显示 // 设置控件字体样式 controlUI.style.fontFamily='Arial,sens-serif'; controlUI.style.fontSize='12px'; controlUI.style.paddingLeft='4px'; controlUI.style.paddingRight='4px'; controlUI.innerHTML="换中心点"; // 设置控件响应点击onclick事件 controlUI.onclick = function(){ map.setCenter(new AMap.LngLat(116.234404, 39.12915)); } return controlUI; } } AMap.event.trigger(homeControlDiv,"hide"); AMap.event.addListener(homeControlDiv,"hide",function(){ controlUI.style.display = 'none'; }) function myControl(){ homeControl = new AMap.homeControlDiv(mapObj); //新建自定义插件对象 mapObj.addControl(homeControl); //地图上添加插件 } function removeMyControl(){ homeControl.hide(); //controlUI.style.display='none'; } function iRangingTool(){ ruler.turnOn(); } function removeRangingTool(){ ruler.turnOff(); mapObj.clearMap(); //ruler.hide(); //ruler.setMap(null); //mapObj.removeControl(ruler); } function iMarker(){ mousetool.marker(); //使用鼠标工具,在地图上画标记点 } function iMeasureArea(){ mousetool.measureArea(); } function iRectZoomIn(){ mousetool.rectZoomIn(); } function iRectZoomOut(){ mousetool.rectZoomOut(); } function iPolyline(){ mousetool.polyline(); } function iPolygon(){ mousetool.polygon(); } function iCircle(){ mousetool.circle(); } function iRectangle(){ mousetool.rectangle(); } function iRule(){ mousetool.rule(); } function removeMouseTool(){ mousetool.close(true); } function geocoder() { var MGeocoder; //加载地理编码插件 mapObj.plugin(["AMap.Geocoder"], function() { MGeocoder = new AMap.Geocoder({ radius: 1000, extensions: "all" }); //返回地理编码结果 AMap.event.addListener(MGeocoder, "complete", geocoder_CallBack); //逆地理编码 MGeocoder.getAddress(lnglatXY); }); //加点 var marker = new AMap.Marker({ map:mapObj, icon: new AMap.Icon({ image: "http://api.amap.com/Public/images/js/mark.png", size:new AMap.Size(58,30), imageOffset: new AMap.Pixel(-32, -0) }), position: lnglatXY, offset: new AMap.Pixel(-5,-30) }); // mapObj.setFitView(); } //回调函数 function geocoder_CallBack(data) { var address; //返回地址描述 address = data.regeocode.formattedAddress; //返回结果拼接输出 document.getElementById("iAddress").innerHTML = address; } //鼠标点击,获取经纬度坐标 function getLnglat(e){ mapObj.clearMap(); var x = e.lnglat.getLng(); var y = e.lnglat.getLat(); document.getElementById("lnglat").innerHTML = x + "," + y; lnglatXY = new AMap.LngLat(x,y); geocoder(); } </script>
下面是HTML代码:
<body onLoad="mapInit()"> <div id="iCenter"></div> <div id="iControlbox"> <ul> <li><button onclick="javascript:toolBarShow();">显示完整鱼骨</button><button onclick="javascript:toolBar.hide();">隐藏鱼骨</button><button onclick="javascript:toolBarDirection();">方向盘</button><button onclick="javascript:toolBarLong();">长标尺</button><button onclick="javascript:toolBarShot();">短标尺</button></li> <li><button onclick="javascript:scale.show();">显示比例尺</button><button onclick="javascript:scale.hide();">隐藏比例尺</button></li> <li><button onclick="javascript:overView.show();">显示鹰眼</button><button onclick="javascript:overView.hide();">隐藏鹰眼</button></li> <li><button onclick="javascript:iMapType();">添加地图类型切换</button><button onclick="javascript:removeMapType();">移除地图类型切换</button></li> <li><button onclick="javascript:iCircleEditor();">添加圆形编辑器</button><button onclick="javascript:removeCicleEditor();">删除圆形编辑器</button></li> <li><button onclick="javascript:iPloygonEditor();">添加多边形编辑器</button><button onclick="javascript:removePloygonEditor();">删除多边形编辑器</button></li> <li><button onclick="javascript:iMarker();">鼠标打点工具</button><button onclick="javascript:removeMouseTool();">清除</button></li> <li><button onclick="javascript:iPolyline();">鼠标画折线工具</button><button onclick="javascript:removeMouseTool();">清除</button></li> <li><button onclick="javascript:iPolygon();">鼠标画多边形工具</button><button onclick="javascript:removeMouseTool();">清除</button></li> <li><button onclick="javascript:iCircle();">鼠标画圆形工具</button><button onclick="javascript:removeMouseTool();">清除</button></li> <li><button onclick="javascript:iRectangle();">鼠标画矩形工具</button><button onclick="javascript:removeMouseTool();">清除</button></li> <li><button onclick="javascript:iRule();">鼠标测距工具</button><button onclick="javascript:removeMouseTool();">清除</button></li> <li><button onclick="javascript:iMeasureArea();">鼠标测面积</button><button onclick="javascript:removeMouseTool();">移除</button></li> <li><button onclick="javascript:iRectZoomIn();">鼠标框选缩小</button><button onclick="javascript:iRectZoomOut();">鼠标框选放大</button><button onclick="javascript:removeRangingTool();">关闭鼠标放大缩小</button></li> <li><button onclick="javascript:iRangingTool();">测距插件</button><button onclick="javascript:removeRangingTool();">隐藏测距</button></li> <li><button onclick="javascript:myControl();">添加自定义控件</button><button onclick="javascript:removeMyControl();">移除自定义控件</button></li> <li><div class="detail"><p><span id="lnglat"> </span></p><p><span id="iAddress"> </span></p></div></li> <li><button onclick="javascript:Coordinate();">坐标拾取控件</button><button onclick="javascript:reload();">取消坐标拾取</button></li> </ul> </div> </body>
在js第一行引入高德地图API中,key值是我自己在高德地图里面创建的也可以用,你们也可以上高德开放平台自行申请key值试一试。
高德开放平台:developer.amap.com/
这里是本效果图源码下载地址,感兴趣的朋友可以直接下载
点击此处下载