高德地图WEB版基础控件展示
2019年07月21日
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
