<%@ page contentType="text/html;charset=UTF-8" language="java" %>
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<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
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<!DOCTYPE html>
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<head>
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<meta charset="utf-8"/>
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<title></title>
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<script type="text/javascript"
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src="http://api.map.baidu.com/api?v=2.0&ak=rER1sgBIcQxkfNSlm2wmBGZGgEERrooM"></script>
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<script type="text/javascript" src="/js/jquery.min.js"></script>
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</head>
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<style type="text/css">
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body,
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html,
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#mapCanvas {
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width: 100%;
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height: 100%;
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overflow: hidden;
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margin: 0;
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z-index: 0;
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font-size: 14px;
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font-family: "微软雅黑";
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}
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.main_body {
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border: 0;
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margin: 0;
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width: 100%;
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height: 100%;
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position: relative;
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}
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* {
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margin: 0;
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padding: 0;
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list-style: none;
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}
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.BMap_top {
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display: none;
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}
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.BMap_center {
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display: none;
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}
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.BMap_bubble_title {
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color: white;
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padding: 0 5px 0 5px;
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background-color: #2DA0EB;
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}
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.BMap_bubble_content {
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background-color: white;
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padding: 5px;
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}
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.BMap_pop > img {
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top: 42px !important;
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margin-left: -10px;
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}
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.BMap_pop div:nth-child(1) div {
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display: none;
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}
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.BMap_pop div:nth-child(3) {
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display: none;
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}
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.BMap_pop div:nth-child(5) {
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display: none;
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}
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.BMap_pop div:nth-child(7) {
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display: none;
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}
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.BMap_pop div:nth-child(9) {
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top: 35px !important;
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border-radius: 5px;
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}
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#cpm {
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width: 300px;
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height: 100px;
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position: absolute;
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background-color: #ffffff;
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display: none;
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left: 50%;
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top: 50%;
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margin-left: -150px;
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margin-top: -50px;
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z-index: 11;
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color: #000000;
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border: 2px solid #FF7F50;
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font-size: 28px;
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line-height: 100px;
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text-align: center;
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}
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#show {
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position: absolute;
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z-index: 1;
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top: 30px;
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right: 50px;
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display: inline-block;
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width: 100px;
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height: 40px;
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border-width: 0px;
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border-radius: 3px;
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background: #6495ED;
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cursor: pointer;
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outline: none;
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color: white;
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font-size: 20px;
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}
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#show:hover {
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background: #5CACEE;
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}
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</style>
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<body>
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<div class="main_body">
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<input type="button" id="show" value="溯源运算"/>
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<div id="cpm"></div>
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<div id="mapCanvas"></div> <!-- 百度地图 -->
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<!-- 传sensorInfo,regionCode,regionName,monitorPoint,device-->
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<div id="pollutionSourceParams" style="display: none;">
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${requestScope.pollutionSourceParams}
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</div>
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</div>
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</body>
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</html>
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<script type="text/javascript">
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var moralMap = {};
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var mapStyle = {
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features: ["road", "building", "water", "land"], // 隐藏地图上的poi
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style: "normal" // 设置地图风格为高端黑
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};
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var params = $.parseJSON($("#pollutionSourceParams").html());
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var month = params["month"];
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var device = params["device"];
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var dirPoint = new BMap.Point(params["dirPoint"].lng, params["dirPoint"].lat);
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var getPollutionSourceData = params["getPollutionSourceData"];
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var map = new BMap.Map("mapCanvas", {enableMapClick: false});
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map.setMapStyle(mapStyle);
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map.enableScrollWheelZoom(true); // 开启鼠标滚轮缩放
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var navigation = new BMap.NavigationControl({
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anchor: BMAP_ANCHOR_BOTTOM_RIGHT,
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type: BMAP_NAVIGATION_CONTROL_LARGE
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});
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map.addControl(navigation);
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map.addControl(new BMap.ScaleControl());
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var longitude = params["device"]["longitude"];
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var latitude = params["device"]["latitude"];
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var point = new BMap.Point(longitude, latitude);
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var icon = new BMap.Icon("/img/ico00.png", new BMap.Size(50, 50));
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var icon1 = new BMap.Icon("/img/ico01.png", new BMap.Size(50, 50));
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var icon2 = new BMap.Icon("/img/ico02.png", new BMap.Size(50, 50));
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var marker = new BMap.Marker(point, {icon: icon, offset: new BMap.Size(0, -20)});
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map.addOverlay(marker);
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map.centerAndZoom(point, 16);
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var humidity = 0;
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var temperature = 0;
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if (!$.isEmptyObject(dirPoint) && !$.isEmptyObject(getPollutionSourceData) && typeof (getPollutionSourceData["e18"]) != "undefined" && typeof (getPollutionSourceData["e23"]) != "undefined" && getPollutionSourceData["e18"] != 0) {
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var windSpeed = parseFloat(getPollutionSourceData["e18"]);
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var windDir = parseFloat(getPollutionSourceData["e23"]);
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var distance = windSpeed * 3600;
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var winDirStart = 255 - windDir;
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var winDirEnd = 285 - windDir;
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var marker1 = new BMap.Marker(EOffsetBearing(dirPoint, distance * 0.15, winDirStart), {
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icon: icon2,
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offset: new BMap.Size(0, -20)
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});
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var marker2 = new BMap.Marker(EOffsetBearing(dirPoint, distance * 0.31, winDirEnd), {
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icon: icon2,
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offset: new BMap.Size(0, -20)
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});
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var marker3 = new BMap.Marker(EOffsetBearing(dirPoint, distance * 0.61, winDirStart), {
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icon: icon1,
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offset: new BMap.Size(0, -20)
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});
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var marker4 = new BMap.Marker(EOffsetBearing(dirPoint, distance * 0.78, winDirEnd), {
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icon: icon1,
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offset: new BMap.Size(0, -20)
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});
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map.addOverlay(marker1);
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map.addOverlay(marker2);
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map.addOverlay(marker3);
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map.addOverlay(marker4);
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}
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$("#show").one('click', function () {
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setTimeout(function () {
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if ($.isEmptyObject(dirPoint) || $.isEmptyObject(getPollutionSourceData) || typeof (getPollutionSourceData["e18"]) == "undefined" || typeof (getPollutionSourceData["e23"]) == "undefined" || getPollutionSourceData["e18"] === 0) {
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showNoData();
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} else {
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if (typeof (getPollutionSourceData["e6"]) != "undefined") {
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humidity = parseFloat(getPollutionSourceData["e6"]);
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}
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if (typeof (getPollutionSourceData["e7"]) != "undefined") {
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temperature = parseFloat(getPollutionSourceData["e7"]);
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}
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var windSpeed = parseFloat(getPollutionSourceData["e18"]);
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var windDir = parseFloat(getPollutionSourceData["e23"]);
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var selectSensorKey = getPollutionSourceData["selectSensorKey"];
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var markerDir = new BMap.Marker(dirPoint);
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lab = new BMap.Label("经过溯源运算，确认该点为污染源</br>" + selectSensorKey + "超标", {
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position: dirPoint,
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offset: new BMap.Size(20, -40)
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});
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lab.setStyle({
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color: "#EE3B3B",
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fontSize: "16px",
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backgroundColor: "1",
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fontWeight: "bold"
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});
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map.addOverlay(lab);
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var distance = windSpeed * 3600;
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var winDirStartLeft = 240 - windDir;
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var winDirEndLeft = 250 - windDir;
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var winDirStartMiddle = 250 - windDir;
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var winDirEndMiddle = 290 - windDir;
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var winDirStartRight = 290 - windDir;
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var winDirEndRight = 300 - windDir;
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var winDirStart = 255 - windDir;
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var winDirEnd = 285 - windDir;
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var polyline1 = new BMap.Polyline([
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dirPoint,
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EOffsetBearing(dirPoint, distance, winDirStart)
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],
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{strokeColor: "red", strokeWeight: 4, strokeOpacity: 1}
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);
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var polyline2 = new BMap.Polyline([
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dirPoint,
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EOffsetBearing(dirPoint, distance, winDirEnd)
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],
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{strokeColor: "red", strokeWeight: 4, strokeOpacity: 1}
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);
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map.addOverlay(polyline1);// 画两点间线
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map.addOverlay(polyline2);// 画两点间线
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map.addOverlay(markerDir);
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setTimeout(function () {
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var ovalLeft = new BMap.Polygon(Sector(dirPoint, distance, winDirStartLeft, winDirEndLeft), {
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strokeColor: "#ADADAD",
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strokeWeight: 0.1,
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strokeOpacity: 0.7,
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fillColor: "#ADADAD"
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});
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map.addOverlay(ovalLeft);
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var oval = new BMap.Polygon(Sector(dirPoint, distance, winDirStartMiddle, winDirEndMiddle), {
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strokeColor: "#A6A6A6",
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strokeWeight: 0.1,
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strokeOpacity: 0.95,
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fillColor: "#A6A6A6"
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});
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map.addOverlay(oval);
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var ovalRight = new BMap.Polygon(Sector(dirPoint, distance, winDirStartRight, winDirEndRight), {
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strokeColor: "#ADADAD",
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strokeWeight: 0.1,
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strokeOpacity: 0.7,
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fillColor: "#ADADAD"
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});
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map.addOverlay(ovalRight);
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}, 1500);
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setTimeout(function () {
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var ovalLeft = new BMap.Polygon(Sector(dirPoint, distance * 0.66, winDirStartLeft, winDirEndLeft), {
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strokeColor: "#ADADAD",
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strokeWeight: 0.1,
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strokeOpacity: 0.5,
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fillColor: "#ADADAD"
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});
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map.addOverlay(ovalLeft);
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var oval = new BMap.Polygon(Sector(dirPoint, distance * 0.66, winDirStartMiddle, winDirEndMiddle), {
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strokeColor: "#A6A6A6",
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strokeWeight: 0.1,
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strokeOpacity: 0.75,
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fillColor: "#A6A6A6"
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});
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map.addOverlay(oval);
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var ovalRight = new BMap.Polygon(Sector(dirPoint, distance * 0.66, winDirStartRight, winDirEndRight), {
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strokeColor: "#ADADAD",
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strokeWeight: 0.1,
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strokeOpacity: 0.7,
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fillColor: "#ADADAD"
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});
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map.addOverlay(ovalRight);
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var polyline = new BMap.Polyline([
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dirPoint,
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point
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],
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{strokeColor: "#5298FF", strokeWeight: 4, strokeOpacity: 1}
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);
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addArrow(polyline, 0, Math.PI / 7, temperature, humidity, windSpeed, windDir);
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}, 1000);
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setTimeout(function () {
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var ovalLeft = new BMap.Polygon(Sector(dirPoint, distance * 0.33, winDirStartLeft, winDirEndLeft), {
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strokeColor: "#ADADAD",
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strokeWeight: 0.1,
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strokeOpacity: 0.3,
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fillColor: "#ADADAD"
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});
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map.addOverlay(ovalLeft);
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var oval = new BMap.Polygon(Sector(dirPoint, distance * 0.33, winDirStartMiddle, winDirEndMiddle), {
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strokeColor: "#A6A6A6",
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strokeWeight: 0.1,
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strokeOpacity: 0.55,
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fillColor: "#A6A6A6"
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});
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var ovalRight = new BMap.Polygon(Sector(dirPoint, distance * 0.33, winDirStartRight, winDirEndRight), {
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strokeColor: "#ADADAD",
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strokeWeight: 0.1,
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strokeOpacity: 0.7,
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fillColor: "#ADADAD"
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});
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map.addOverlay(ovalRight);
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map.addOverlay(oval);
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}, 500);
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var winfowTextCause = "<p style='height: 22px;line-height: 22px'>汽车尾气，工厂废气，以及周边地区农田秸秆焚烧</p>";
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var winfowTextSource;
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var supplement;
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if (selectSensorKey == "臭氧") {
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winfowTextCause = "<p style='height: 44px;line-height: 22px'>主要来源机动车尾气、燃煤排放氮氧化物，油漆油气挥发有机物在高温，阳光充足的照射下发生光化学烟雾</p>";
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winfowTextSource = "<p style='height: 22px;line-height: 22px'>NOx以及VOCs总量超标</p>";
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} else {
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if (month == 12 || month == 1 || month == 2) {
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if (windSpeed >= 3.4) {
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supplement = "，但风速较大，大气扩散条件较有利，空气质量相对提升";
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}
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if (humidity >= 90.0) {
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supplement = "，但降雨有利于对颗粒物的沉降、冲刷，改善污染状况";
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} else {
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supplement = "";
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}
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winfowTextSource = "<p style='height: 22px;line-height: 22px'>压强升高气温降低，会因冷空气带来的颗粒物，导致污染上升" + supplement + "</p>";
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} else if (month == 3 || month == 4 || month == 5) {
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if (windSpeed >= 3.4) {
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supplement = "，但风速较大，大气扩散条件较有利，空气质量相对提升";
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}
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if (humidity >= 90.0) {
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supplement = "，但降雨有利于对颗粒物的沉降、冲刷，改善污染状况";
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} else {
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supplement = "";
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}
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winfowTextSource = "<p style='height: 22px;line-height: 22px'>地面逆温频率的增加使污染物在近地层不断积累" + supplement + "</p>";
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} else if (month == 6 || month == 7) {
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if (windSpeed >= 3.4) {
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supplement = "，同时风速较大，加速扩散";
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}
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if (humidity >= 90.0) {
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supplement = "，同时降雨有利于对颗粒物的沉降、冲刷，改善污染状况";
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} else {
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supplement = "";
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}
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winfowTextSource = "<p style='height: 22px;line-height: 22px'>夏季的气温条件不易发生逆温,利于污染物扩散" + supplement + "</p>";
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} else if (month == 8 || month == 9 || month == 10 || month == 11) {
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if (windSpeed >= 3.4) {
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supplement = "，但风速较大，利于污染物扩散";
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}
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if (humidity >= 90.0) {
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supplement = "，但降雨有利于对颗粒物的沉降、冲刷，改善污染状况";
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} else {
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supplement = "";
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}
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winfowTextSource = "<p style='height: 22px;line-height: 22px'>大气扩散条件不好使污染物聚集，增大了气态污染物向二次颗粒物转化的机会" + supplement + "</p>";
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}
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}
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var winfowText = '<div style="height:150px;" >';
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var opts = {
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width: 380,
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title: '<h3>污染分析</h3>',
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enableMessage: false //设置允许信息窗发送短息
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}
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winfowText += '<h3 style="background-color: #CD5C5C;color:white;margin-bottom: 1px">污染来源</h3>';
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winfowText += winfowTextCause;
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winfowText += '<h3 style="background-color: #66CD00;color:white;margin-bottom: 1px">污染成因</h3>';
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winfowText += winfowTextSource;
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winfowText += "</div>";
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marker.addEventListener("click", function () {
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var infoWindow = new BMap.InfoWindow(winfowText, opts);
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this.openInfoWindow(infoWindow);
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});
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}
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}, 1500);
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});
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//centre:椭圆中心点,X:横向经度,Y:纵向纬度
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function add_oval(centre, x, y) {
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var assemble = new Array();
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var angle;
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var dot;
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var tangent = x / y;
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for (i = 0; i < 36; i++) {
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angle = (2 * Math.PI / 36) * i;
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dot = new BMap.Point(centre.lng + Math.sin(angle) * y * tangent, centre.lat + Math.cos(angle) * y);
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assemble.push(dot);
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}
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return assemble;
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}
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//以画多边形区域的方法画扇形区域 画出以point点为圆心，半径为radius，夹角从sDegree到eDegree的扇形
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function Sector(point, radius, sDegree, eDegree) {
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var points = []; //创建构成多边形的点数组
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var step = ((eDegree - sDegree) / 100) || 1; //根据扇形的总夹角确定每步夹角度数，最大为10
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points.push(point);
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for (var i = sDegree; i < eDegree + 0.001; i += step) { //循环获取每步的圆弧上点的坐标，存入点数组
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points.push(EOffsetBearing(point, radius, i));
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}
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points.push(point);
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return points;
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}
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//使用数学的方法计算需要画扇形的圆弧上的点坐标
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function EOffsetBearing(point, dist, bearing) {
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var lngConv = map.getDistance(point, new BMap.Point(point.lng + 0.1, point.lat)) * 10; //计算经度与原点的距离
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var latConv = map.getDistance(point, new BMap.Point(point.lng, point.lat + 0.1)) * 10; //计算纬度与原点的距离
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var lat = dist * Math.sin(bearing * Math.PI / 180) / latConv; //正弦计算待获取的点的纬度与原点纬度差
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var lng = dist * Math.cos(bearing * Math.PI / 180) / lngConv; //余弦计算待获取的点的经度与原点经度差
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return new BMap.Point(point.lng + lng, point.lat + lat);
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}
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function addArrow(polyline, length, angleValue, temperature, humidity, windSpeed, windDir) {
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var linePoint = polyline.getPath();// 线的坐标串
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var arrowCount = linePoint.length;
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for (var i = 1; i < arrowCount; i++) { // 在拐点处绘制箭头
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var pixelStart = map.pointToPixel(linePoint[i - 1]);
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var pixelEnd = map.pointToPixel(linePoint[i]);
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var angle = angleValue;// 箭头和主线的夹角
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var r = length; // r/Math.sin(angle)代表箭头长度
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var delta = 0; // 主线斜率，垂直时无斜率
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var param = 0; // 代码简洁考虑
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var pixelTemX, pixelTemY, poMiddleX, poMiddleY;// 临时点坐标
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var pixelX, pixelY;// 箭头两个点
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poMiddleX = (pixelEnd.x + pixelStart.x) / 2;
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poMiddleY = (pixelEnd.y + pixelStart.y) / 2;
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if (poMiddleX - pixelStart.x == 0) { // 斜率不存在时
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pixelTemX = poMiddleX;
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if (poMiddleY > pixelStart.y) {
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pixelTemY = poMiddleY - r;
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} else {
|
pixelTemY = poMiddleY + r;
|
}
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// 已知直角三角形两个点坐标及其中一个角，求另外一个点坐标算法
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pixelX = pixelTemX - r * Math.tan(angle);
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pixelY = pixelTemY;
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} else { // 斜率存在时
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delta = (poMiddleY - pixelStart.y) / (poMiddleX - pixelStart.x);
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param = Math.sqrt(delta * delta + 1);
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if ((poMiddleX - pixelStart.x) < 0) { // 第二、三象限
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pixelTemX = poMiddleX + r / param;
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pixelTemY = poMiddleY + delta * r / param;
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} else { // 第一、四象限
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pixelTemX = poMiddleX - r / param;
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pixelTemY = poMiddleY - delta * r / param;
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}
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// 已知直角三角形两个点坐标及其中一个角，求另外一个点坐标算法
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pixelX = pixelTemX + Math.tan(angle) * r * delta / param;
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pixelY = pixelTemY - Math.tan(angle) * r / param;
|
}
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var pointMiddle = map.pixelToPoint(new BMap.Pixel(poMiddleX, poMiddleY));
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var windDirection;
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if (windDir == 0) {
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windDirection = "北风";
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} else if (windDir == 90) {
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windDirection = "东风";
|
} else if (windDir == 180) {
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windDirection = "南风";
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} else if (windDir == 270) {
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windDirection = "西风";
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} else if (windDir > 0 && windDir < 90) {
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windDirection = "东北风";
|
} else if (windDir > 90 && windDir < 180) {
|
windDirection = "东南风";
|
} else if (windDir > 180 && windDir < 270) {
|
windDirection = "西南风";
|
} else if (windDir > 270 && windDir < 360) {
|
windDirection = "西北风";
|
}
|
if (temperature != 0 && humidity != 0) {
|
lab = new BMap.Label("<P>温度:" + temperature + "℃</p><P>湿度:" + humidity + "%</p><P>风速:" + windSpeed + "m/s</p><P>风向:" + windDirection + "</p>", {
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position: pointMiddle,
|
offset: new BMap.Size(-50, -40)
|
});
|
} else if (temperature == 0 && humidity != 0) {
|
lab = new BMap.Label("<P>湿度:" + humidity + "%</p><P>风速:" + windSpeed + "m/s</p><P>风向:" + windDirection + "</p>", {
|
position: pointMiddle,
|
offset: new BMap.Size(-50, -40)
|
});
|
} else if (temperature != 0 && humidity == 0) {
|
lab = new BMap.Label("<P>温度:" + temperature + "℃</p><P>风速:" + windSpeed + "m/s</p><P>风向:" + windDirection + "</p>", {
|
position: pointMiddle,
|
offset: new BMap.Size(-50, -40)
|
});
|
} else {
|
lab = new BMap.Label("<P>风速:" + windSpeed + "m/s</p><P>风向:" + windDirection + "</p>", {
|
position: pointMiddle,
|
offset: new BMap.Size(-50, -40)
|
});
|
}
|
lab.setStyle({
|
color: "#EE3B3B",
|
fontSize: "16px",
|
backgroundColor: "1",
|
border: "0",
|
fontWeight: "bold"
|
});
|
map.addOverlay(lab);
|
}
|
};
|
|
function showNoData() {
|
map.centerAndZoom(point, 17);
|
setTimeout(function () {
|
if (JSON.stringify(getPollutionSourceData) == JSON.stringify({})) {
|
document.getElementById("cpm").innerText = "该时间点查询无数据";
|
} else {
|
if (getPollutionSourceData["e18"] === 0) {
|
document.getElementById("cpm").style.width = '380px';
|
document.getElementById("cpm").innerText = "风速为0，无法溯源运算";
|
}
|
if (typeof (getPollutionSourceData["e18"]) == "undefined") {
|
document.getElementById("cpm").style.width = '400px';
|
document.getElementById("cpm").innerText = "设备无风速，无法溯源运算";
|
}
|
if (typeof (getPollutionSourceData["e23"]) == "undefined") {
|
document.getElementById("cpm").style.width = '400px';
|
document.getElementById("cpm").innerText = "设备无风向，无法溯源运算";
|
}
|
if (typeof (getPollutionSourceData["e18"]) == "undefined" && typeof (getPollutionSourceData["e23"]) == "undefined") {
|
document.getElementById("cpm").style.width = '500px';
|
document.getElementById("cpm").innerText = "设备无风速，无风向，无法溯源运算";
|
}
|
}
|
document.getElementById("cpm").style.display = 'block';
|
}, 250);
|
};
|
|
</script>
|
