doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Documenttitle>
<script src="http://cdn.bootcss.com/jquery/1.12.3/jquery.min.js">script>
<script type="text/javascript" src="__PUBLIC__/admin/layer/layer.js">script>
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=LiFSZdkfPQkmwmWGb2gSyzA4b6BESUaP">script>
<script type="text/javascript" src="http://api.map.baidu.com/library/DrawingManager/1.4/src/DrawingManager_min.js">script>
<link rel="stylesheet" href="http://api.map.baidu.com/library/DrawingManager/1.4/src/DrawingManager_min.css">
<script type="text/javascript" src="http://api.map.baidu.com/library/GeoUtils/1.2/src/GeoUtils_min.js">script>
<script type="text/javascript" src="http://api.map.baidu.com/library/SearchInfoWindow/1.4/src/SearchInfoWindow_min.js">script>
<link rel="stylesheet" href="http://api.map.baidu.com/library/SearchInfoWindow/1.4/src/SearchInfoWindow_min.css">
head>
<body>
<div style="margin-left: 50px;">
<lable><input type="text" id="suggestId" placeholder="请输入关键字">lable>
<div id="searchResultPanel" style="border:1px solid #C0C0C0;width:150px;height:auto; display:none;">div>
div>
<div id="map" style="width:1200px; height: 600px; margin-left: 50px;">div>
<ul>
<table>
<tr>
<td>序号td>
<td>区域名称td>
<td>颜色td>
<td>操作td>
tr>
<foreach name="positionList" item="v" key="k">
<tr>
<td><{$k}>td>
<td><{$v['name']}>td>
<td><input type="text" value="<{$v['color']}>" onblur="upColor(<{$v['id']}>,$(this))"><span style="display: inline-block;width: 20px;height:20px;background-color:<{$v['color']}>">span>td>
<td>
删除 td>
tr>
foreach>
table>
ul>
body>
<script>
//更新数据库中的颜色
function upColor(id,event){
var color = event.val();
var id = id;
$.ajax({
url:'<{:U("map/upColor")}>',
type:'post',
dataType:'json',
data:{
color:color,
id:id
},
success:function(res){
if(res.status){
window.location.reload();
}
}
});
}
$(function(){
//实例化百度地图
var map = new BMap.Map("map");
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
map.centerAndZoom("包头",15); //设置地图中心和地图显示等级
//页面加载先后端请求区域坐标点 并且循环在地图画出已选定区域
$.ajax({
url:'<{:U("map/poList")}>',
type:'post',
dataType:'json',
success:function(res){
if(res){
console.log(res);
var polygon = [];
for(var i=0;i<res.length;i++){
var arr = [];
for(var x=0; x<res[i]['position'].length;x++){
let poi = new BMap.Point(parseFloat(res[i]['position'][x].lng),parseFloat(res[i]['position'][x].lat));
arr.push(poi);
}
polygon[i] = new BMap.Polygon(arr,
//设置区域样式
{strokeColor:"blue", strokeWeight:2, strokeOpacity:0.5,fillColor:res[i]['color'],fillOpacity:0.3}
);
map.addOverlay(polygon[i]);
}
}
}
});
function G(id) {
return document.getElementById(id);
}
//建立一个自动完成的对象
var ac = new BMap.Autocomplete({
"input" : "suggestId",
"location" : map
});
ac.addEventListener("onhighlight", function(e) { //鼠标放在下拉列表上的事件
var str = "";
var _value = e.fromitem.value;
var value = "";
if (e.fromitem.index > -1) {
value = _value.province + _value.city + _value.district + _value.street + _value.business;
}
str = "FromItem
index = " + e.fromitem.index + "
value = " + value;
value = "";
if (e.toitem.index > -1) {
_value = e.toitem.value;
value = _value.province + _value.city + _value.district + _value.street + _value.business;
}
str += "
ToItem
index = " + e.toitem.index + "
value = " + value;
G("searchResultPanel").innerHTML = str;
});
var myValue;
ac.addEventListener("onconfirm", function(e) { //鼠标点击下拉列表后的事件
var _value = e.item.value;
myValue = _value.province + _value.city + _value.district + _value.street + _value.business;
G("searchResultPanel").innerHTML ="onconfirm
index = " + e.item.index + "
myValue = " + myValue;
setPlace();
});
function setPlace(){
map.clearOverlays(); //清除地图上所有覆盖物
function myFun(){
var pp = local.getResults().getPoi(0).point; //获取第一个智能搜索的结果
map.centerAndZoom(pp, 16);
map.addOverlay(new BMap.Marker(pp)); //添加标注
}
var local = new BMap.LocalSearch(map, { //智能搜索
onSearchComplete: myFun
});
local.search(myValue);
}
//右键菜单
var menu = new BMap.ContextMenu();
var item1=new BMap.MenuItem("撤销" ,function(location){ map.removeOverlay(overlays[overlays.length-1]);overlays.splice(overlays.length-1,1) });
menu.addItem(item1);
map.addContextMenu(menu);
var overlays = [];
var overlaycomplete = function(e){
var position = [];
overlays.push(e.overlay);
//获取多边形端点坐标
// if (e.drawingMode == BMAP_DRAWING_RECTANGLE ) {
//alert(' 所画的点个数：' + e.overlay.getPath().length);
for(var i=0;i<e.overlay.getPath().length;i++){
let coordinate = new Object();
coordinate.lng = e.overlay.getPath()[i].lng;
coordinate.lat = e.overlay.getPath()[i].lat;
position.push(coordinate);
// alert(" 点"+(i+1)+":经度"+e.overlay.getPath()[i].lng+" 纬度："+e.overlay.getPath()[i].lat);
}
//prompt层
// alert("面积："+BMapLib.GeoUtils.getPolygonArea(e.overlay));
// }
//关闭绘制模式
drawingManager.close();
layer.prompt(
{title: '添加区域名称'},
function(val, index){
if(val!==''){
$.ajax({
url:'<{:U("map/pushPosition")}>',
type:'post',
dataType:'json',
data:{
position:JSON.stringify(position),
name:val
},
success:function(res){
if(res.status){
layer.close(index);
window.location.reload();
}
}
});
}else{
layer.close(index);
}
}
);
};
//绘制样式
var 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: 0.8, //边线透明度，取值范围0 - 1。
fillOpacity: 0.6, //填充的透明度，取值范围0 - 1。
strokeStyle: 'solid' //边线的样式，solid或dashed。
};
//实例化鼠标绘制工具
var 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
drawingModes: [//画覆盖物工具栏上显示的可选项
BMAP_DRAWING_MARKER,
BMAP_DRAWING_CIRCLE,
BMAP_DRAWING_POLYLINE,
BMAP_DRAWING_POLYGON,
BMAP_DRAWING_RECTANGLE
]
},
circleOptions: styleOptions, //圆的样式
polylineOptions: styleOptions, //线的样式
polygonOptions: styleOptions, //多边形的样式
rectangleOptions: styleOptions //矩形的样式
});
//添加鼠标绘制工具监听事件，用于获取绘制结果
drawingManager.addEventListener('overlaycomplete', overlaycomplete);
function clearAll() {
for(var i = 0; i < overlays.length; i++){
map.removeOverlay(overlays[i]);
}
overlays.length = 0
}
//坐标点
var lng,lat;
point = [
new BMap.Point(lng,lat),
];
//计算坐标point 是否在polygon区域中 接口使用请查看百度地图api
BMapLib.GeoUtils.isPointInPolygon(point[0],polygon[i]);
}) script> html>
