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百度地图覆盖物可以删除可以编辑已经获取点、面的经纬度

2018-01-08 13:56 281 查看
<!DOCTYPE html>

<html>

<head>
<meta charset="utf-8" />
<title></title>
<link rel="stylesheet" href="http://api.map.baidu.com/library/DrawingManager/1.4/src/DrawingManager_min.css" />
<link rel="stylesheet" href="http://api.map.baidu.com/library/SearchInfoWindow/1.4/src/SearchInfoWindow_min.css" />
<style type="text/css">
a {
display: inline-block;
}

body,
html,
#allmap {
width: 100%;
height: 100%;
overflow: hidden;
margin: 0;
font-family: "微软雅黑";
font-size: 14px;
}

.box {
position: absolute;
top: 8px;
right: 190px;
cursor: pointer
}

.preserve {
padding: 8px;
border-radius: 2px;
border: 1px solid #ddd;
background: #fff;
color: #204D74;
box-shadow: 0 0 1px 1px #ddd;
}
</style>
</head>

<body>
<div id="allmap"></div>
<div class="box">
<a href="#"><button class="preserve">保存</button></a>
</div>
</body>
<!--申请的key值-->
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=你申请的key值"></script>
<!--加载鼠标绘制工具-->
<script type="text/javascript" src="http://api.map.baidu.com/library/DrawingManager/1.4/src/DrawingManager_min.js"></script>
<!--加载检索信息窗口-->
<script type="text/javascript" src="http://api.map.baidu.com/library/SearchInfoWindow/1.4/src/SearchInfoWindow_min.js"></script>
<script src="js/jquery-1.11.0.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">

$(function() {
var overlays = []; //保存面覆盖物的个数
var coverlays = []; //保存点覆盖物的个数
// 百度地图初始化
var map = new BMap.Map("allmap", {
enableMapClick: false
});
map.centerAndZoom("重庆市", 12);
map.enableScrollWheelZoom(); //启用滚轮放大缩小,默认禁用
map.enableContinuousZoom(); //启用地图惯性拖拽,默认禁用

var bmap = {
drawingManager: '',
styleOptions: {
strokeColor: "red", //边线颜色。  
fillColor: "red", //填充颜色。当参数为空时,圆形将没有填充效果。  
strokeWeight: 3, //边线的宽度,以像素为单位。  
strokeOpacity: 0.5, //边线透明度,取值范围0 - 1。  
fillOpacity: 0.1, //填充的透明度,取值范围0 - 1。  
strokeStyle: 'solid' //边线的样式,solid或dashed。  
},

/*------实例化-----*/
init: function() {
var styleOptions = this.styleOptions;
map.enableScrollWheelZoom();
//实例化鼠标绘制工具  
this.drawingManager = new BMapLib.DrawingManager(map, {
isOpen: false, //是否开启绘制模式  
enableDrawingTool: true, //是否显示工具栏  
drawingToolOptions: {
anchor: BMAP_ANCHOR_TOP_RIGHT, //位置
offset: new BMap.Size(5, 5), //偏离值
scale: 0.8, //工具栏缩放比例
drawingModes: [
//工具栏上可以选择出现的绘制模式
BMAP_DRAWING_MARKER,
BMAP_DRAWING_POLYGON,
]
},
polygonOptions: styleOptions, //多边形的样式  
});
//添加鼠标绘制工具监听事件,用于获取绘制结果  
this.drawingManager.addEventListener('overlaycomplete', bmap.overlaycomplete);
},
overlaycomplete: function(e) {
// overlays.push(e.overlay);
switch(e.drawingMode) {
case "marker":
{
coverlays.push(e.overlay);
var marker = e.overlay;
/*-----------------标注右键删除-------------------------*/
var markerMenu = new BMap.ContextMenu();
markerMenu.addItem(new BMap.MenuItem('删除标注 ', function() {
map.removeOverlay(marker);
var path = e.overlay.getPosition();
var coverPlan = ""; //获取点的经纬度
var coverPlanA = ""; //获取所有点的经纬度
coverPlan = "lng:" + path.lng + "\n lat:" + path.lat;
coverPlanA += coverPlan;
coverPlanA.replace(coverPlan);
console.log(coverPlan + '删除的点')
coverlays.splice($.inArray(marker, coverlays), 1); //数组里删除点覆盖物对应的经纬度
// console.log(coverlays);
}));

marker.addContextMenu(markerMenu);
/*-----------------标注点击弹窗-------------------------*/
marker.addEventListener("click", function(e) {
var sContent =
"<form method='post' action=''>" +
"<table>" +
"<tr>" +
"<td><b>名称:</b>" +
"<inp
c32a
ut type='text' name='Name' style='margin-top:10px;width:200px'/>" +
"</td>" +
"</tr>" +
"<tr>" +
"<td><b>坐标:</b>" +
"<input type='text' name='lng' value='" + e.point.lng + "' style='width:80px;'/>" +
"<span>-</span>" +
"<input type='text' name='lat' value='" + e.point.lat + "' style='width:80px;'/>" +
"</td>" +
"</tr>" +
"<tr >" +
"<td><b>备注:</b>" +
"<textarea  rows=6  name='Remark' style='width:198px;vertical-align:top;'></textarea>" +
"</td>" +
"</tr>" +
"<tr>" +
"<td style='text-align:right;'>" +
"<input onclick='preserve()' type='button' value='保存' style='width: 40px;line-height: 40px;'/>" +
"</td>" +
"</tr>" +
"</talbe>" +
"</form>";
var opts = {
enableMessage: false
};
var infoWindow = new BMap.InfoWindow(sContent, opts);
this.openInfoWindow(infoWindow);
});
var label = new BMap.Label("比如某某负责的区域", {
offset: new BMap.Size(20, -10)
});
//改变marker右边文字以及边框的样式
label.setStyle({
color: "#000",
fontSize: "12px",
height: "20px",
lineHeight: "20px",
fontFamily: "微软雅黑",
padding: "3px 10px",
border: '1px solid blue',
borderRadius: "4px",
opacity: 0.8
});
marker.setLabel(label);
}
break;
case "polygon":
{
overlays.push(e.overlay);
var polygon = e.overlay;
/*-----------------多边形右键删除以及编辑多边形-------------------------*/
var polygonMenu = new BMap.ContextMenu();
var txtMenuItem = [{
text: '删除多边形',
callback: function() {
map.removeOverlay(polygon);
var path = e.overlay.getPath(); //Array<Point> 返回多边型的点数组
var locationPlan = ""; //获取多边形的经纬度
var locationPlanA = ""; //获取多边形的全部经纬度
for(var i = 0; i < path.length; i++) {
locationPlan = "lng:" + path[i].lng + "\n lat:" + path[i].lat;
locationPlanA += locationPlan;
locationPlanA.replace(locationPlan);
console.log(locationPlan + '删除的面');
}
overlays.splice($.inArray(polygon, overlays), 1); //数组里删除多边形覆盖物对应的经纬度
}
},
{
text: '编辑多边形',
callback: function() {
polygon.enableEditing();
}
}
];

for(var i=0;i<txtMenuItem.length;i++){
polygonMenu.addItem(new BMap.MenuItem(txtMenuItem[i].text,txtMenuItem[i].callback,100));
}

polygon.addContextMenu(polygonMenu);
}
break;
}
},
}
bmap.init();

//点击保存面的经纬度
$('.preserve').on('click', function(e) {
var locationPlanA = "";
var coverPlanA = "";
//获取多边形的全部经纬度
for(var i = 0; i < overlays.length; i++) {
var path = overlays[i].getPath();
for(var j = 0; j < path.length; j++) {
locationPlanA += "lng:" + path[j].lng + "\n lat:" + path[j].lat;
}
overlay.disableEditing();  //关闭编辑多边形
}
//获取点的全部经纬度
for(var i = 0; i < coverlays.length; i++) {
var path = coverlays[i].getPosition();
coverPlanA += "lng:" + path.lng + "\n lat:" + path.lat;
}

console.log(locationPlanA + '全部多边形的经纬度');
console.log(coverPlanA + '全部点的经纬度');
console.log(overlays.length + '面的个数');
console.log(coverlays.length + '点的个数');
});
})
//点击信息框里面的保存
function preserve(){
alert(2);
var Mc=$('input[name=Name]').val();  //获取信息框里面的名称
console.log(Mc);
}
</script>

</html>
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标签:  百度地图覆盖物