| | |
| | | border: 2px solid red; |
| | | } |
| | | |
| | | .trr { |
| | | border-collapse: collapse; |
| | | } |
| | | |
| | | .trr th, td { |
| | | border: 1px solid black; |
| | | text-align: center; |
| | |
| | | <script type="text/javascript" src="../js/jquery.min.js"></script> |
| | | </head> |
| | | <body> |
| | | |
| | | <div id="data"> |
| | | <%--存放数据的表--%> |
| | | <table id="tab" style="border:1px solid black;width: 280px"> |
| | | </table> |
| | | <table id="tab" style="border:1px solid black;width: 280px"></table> |
| | | </div> |
| | | <div class="main_body"> |
| | | <div id="cpm">查无落点</div> |
| | |
| | | </body> |
| | | </html> |
| | | <script type="text/javascript"> |
| | | /* |
| | | 经纬度转换 |
| | | * */ |
| | | var GPS = { |
| | | PI: 3.14159265358979324, |
| | | x_pi: 3.14159265358979324 * 3000.0 / 180.0, |
| | | delta: function (lat, lon) { |
| | | var a = 6378245.0; // a: 卫星椭球坐标投影到平面地图坐标系的投影因子。 |
| | | var ee = 0.00669342162296594323; // ee: 椭球的偏心率。 |
| | | var dLat = this.transformLat(lon - 105.0, lat - 35.0); |
| | | var dLon = this.transformLon(lon - 105.0, lat - 35.0); |
| | | var radLat = lat / 180.0 * this.PI; |
| | | var magic = Math.sin(radLat); |
| | | magic = 1 - ee * magic * magic; |
| | | var sqrtMagic = Math.sqrt(magic); |
| | | dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * this.PI); |
| | | dLon = (dLon * 180.0) / (a / sqrtMagic * Math.cos(radLat) * this.PI); |
| | | return {'lat': dLat, 'lon': dLon}; |
| | | }, |
| | | |
| | | //WGS-84 to GCJ-02 |
| | | gcj_encrypt: function (wgsLat, wgsLon) { |
| | | if (this.outOfChina(wgsLat, wgsLon)) |
| | | return {'lat': wgsLat, 'lon': wgsLon}; |
| | | |
| | | var d = this.delta(wgsLat, wgsLon); |
| | | return {'lat': wgsLat + d.lat, 'lon': wgsLon + d.lon}; |
| | | }, |
| | | //GCJ-02 to WGS-84 |
| | | gcj_decrypt: function (gcjLat, gcjLon) { |
| | | if (this.outOfChina(gcjLat, gcjLon)) |
| | | return {'lat': gcjLat, 'lon': gcjLon}; |
| | | |
| | | var d = this.delta(gcjLat, gcjLon); |
| | | return {'lat': gcjLat - d.lat, 'lon': gcjLon - d.lon}; |
| | | }, |
| | | //GCJ-02 to WGS-84 exactly |
| | | gcj_decrypt_exact: function (gcjLat, gcjLon) { |
| | | var initDelta = 0.01; |
| | | var threshold = 0.000000001; |
| | | var dLat = initDelta, dLon = initDelta; |
| | | var mLat = gcjLat - dLat, mLon = gcjLon - dLon; |
| | | var pLat = gcjLat + dLat, pLon = gcjLon + dLon; |
| | | var wgsLat, wgsLon, i = 0; |
| | | while (1) { |
| | | wgsLat = (mLat + pLat) / 2; |
| | | wgsLon = (mLon + pLon) / 2; |
| | | var tmp = this.gcj_encrypt(wgsLat, wgsLon) |
| | | dLat = tmp.lat - gcjLat; |
| | | dLon = tmp.lon - gcjLon; |
| | | if ((Math.abs(dLat) < threshold) && (Math.abs(dLon) < threshold)) |
| | | break; |
| | | |
| | | if (dLat > 0) pLat = wgsLat; else mLat = wgsLat; |
| | | if (dLon > 0) pLon = wgsLon; else mLon = wgsLon; |
| | | |
| | | if (++i > 10000) break; |
| | | } |
| | | return {'lat': wgsLat, 'lon': wgsLon}; |
| | | }, |
| | | //GCJ-02 to BD-09 |
| | | bd_encrypt: function (gcjLat, gcjLon) { |
| | | var x = gcjLon, y = gcjLat; |
| | | var z = Math.sqrt(x * x + y * y) + 0.00002 * Math.sin(y * this.x_pi); |
| | | var theta = Math.atan2(y, x) + 0.000003 * Math.cos(x * this.x_pi); |
| | | bdLon = z * Math.cos(theta) + 0.0065; |
| | | bdLat = z * Math.sin(theta) + 0.006; |
| | | return {'lat': bdLat, 'lon': bdLon}; |
| | | }, |
| | | //BD-09 to GCJ-02 |
| | | bd_decrypt: function (bdLat, bdLon) { |
| | | var x = bdLon - 0.0065, y = bdLat - 0.006; |
| | | var z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * this.x_pi); |
| | | var theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * this.x_pi); |
| | | var gcjLon = z * Math.cos(theta); |
| | | var gcjLat = z * Math.sin(theta); |
| | | return {'lat': gcjLat, 'lon': gcjLon}; |
| | | }, |
| | | //WGS-84 to Web mercator |
| | | //mercatorLat -> y mercatorLon -> x |
| | | mercator_encrypt: function (wgsLat, wgsLon) { |
| | | var x = wgsLon * 20037508.34 / 180.; |
| | | var y = Math.log(Math.tan((90. + wgsLat) * this.PI / 360.)) / (this.PI / 180.); |
| | | y = y * 20037508.34 / 180.; |
| | | return {'lat': y, 'lon': x}; |
| | | }, |
| | | // Web mercator to WGS-84 |
| | | // mercatorLat -> y mercatorLon -> x |
| | | mercator_decrypt: function (mercatorLat, mercatorLon) { |
| | | var x = mercatorLon / 20037508.34 * 180.; |
| | | var y = mercatorLat / 20037508.34 * 180.; |
| | | y = 180 / this.PI * (2 * Math.atan(Math.exp(y * this.PI / 180.)) - this.PI / 2); |
| | | return {'lat': y, 'lon': x}; |
| | | }, |
| | | // two point's distance |
| | | distance: function (latA, lonA, latB, lonB) { |
| | | var earthR = 6371000.; |
| | | var x = Math.cos(latA * this.PI / 180.) * Math.cos(latB * this.PI / 180.) * Math.cos((lonA - lonB) * this.PI / 180); |
| | | var y = Math.sin(latA * this.PI / 180.) * Math.sin(latB * this.PI / 180.); |
| | | var s = x + y; |
| | | if (s > 1) s = 1; |
| | | if (s < -1) s = -1; |
| | | var alpha = Math.acos(s); |
| | | var distance = alpha * earthR; |
| | | return distance; |
| | | }, |
| | | outOfChina: function (lat, lon) { |
| | | if (lon < 72.004 || lon > 137.8347) |
| | | return true; |
| | | if (lat < 0.8293 || lat > 55.8271) |
| | | return true; |
| | | return false; |
| | | }, |
| | | transformLat: function (x, y) { |
| | | var ret = -100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y + 0.2 * Math.sqrt(Math.abs(x)); |
| | | ret += (20.0 * Math.sin(6.0 * x * this.PI) + 20.0 * Math.sin(2.0 * x * this.PI)) * 2.0 / 3.0; |
| | | ret += (20.0 * Math.sin(y * this.PI) + 40.0 * Math.sin(y / 3.0 * this.PI)) * 2.0 / 3.0; |
| | | ret += (160.0 * Math.sin(y / 12.0 * this.PI) + 320 * Math.sin(y * this.PI / 30.0)) * 2.0 / 3.0; |
| | | return ret; |
| | | }, |
| | | transformLon: function (x, y) { |
| | | var ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * Math.sqrt(Math.abs(x)); |
| | | ret += (20.0 * Math.sin(6.0 * x * this.PI) + 20.0 * Math.sin(2.0 * x * this.PI)) * 2.0 / 3.0; |
| | | ret += (20.0 * Math.sin(x * this.PI) + 40.0 * Math.sin(x / 3.0 * this.PI)) * 2.0 / 3.0; |
| | | ret += (150.0 * Math.sin(x / 12.0 * this.PI) + 300.0 * Math.sin(x / 30.0 * this.PI)) * 2.0 / 3.0; |
| | | return ret; |
| | | } |
| | | }; |
| | | |
| | | var mapStyle = { |
| | | features: ["road", "building", "water", "land"], // 隐藏地图上的poi |
| | | style: "normal" // 设置地图风格为高端黑 |
| | |
| | | var sensorKey = params['sensorKey']; |
| | | var unit = params['unit']; |
| | | var description = params['description']; |
| | | var backgroundValue = 32; |
| | | |
| | | $("#tab").append("<tr><td>经度(°)</td><td>纬度(°)</td><td>高度(m)</td><td>" + description + "(" + unit + ")</td></tr>");//控制输出的数据格式 |
| | | var backgroundValue = ""; |
| | | $("#tab").append("<tr><td>时间</td><td>经度(°)</td><td>纬度(°)</td><td>高度(m)</td><td>" + description + "(" + unit + ")</td></tr>");//控制输出的数据格式 |
| | | var map = new BMap.Map("mapCanvas", {enableMapClick: false}); |
| | | map.setMapStyle(mapStyle); |
| | | map.enableScrollWheelZoom(true); // 开启鼠标滚轮缩放 |
| | |
| | | if (typeof (value.e76) == "undefined" /*|| typeof (value.e78) == "undefined"*/) { |
| | | showNoDroppoint(); |
| | | } else { |
| | | var lon = parseFloat(value.e76.substr(0, value.e76.length - 1)).toFixed(4); |
| | | var lat = parseFloat(value.e77.substr(0, value.e77.length - 1)).toFixed(4); |
| | | var lon = parseFloat(value.e76.substr(0, value.e76.length - 1)); |
| | | var lat = parseFloat(value.e77.substr(0, value.e77.length - 1)); |
| | | if (lon < 70 || lon > 150 || lat > 60 || lat <= 0) { |
| | | return true; |
| | | } |
| | | var lon1 = GPS.gcj_encrypt(lat, lon).lon; |
| | | var lat1 = GPS.gcj_encrypt(lat, lon).lat; |
| | | var lon2 = GPS.bd_encrypt(lat1, lon1).lon; |
| | | var lat2 = GPS.bd_encrypt(lat1, lon1).lat; |
| | | //var heigh = parseFloat(value.e78.substr(0, value.e78.length - 1)); |
| | | var heigh = typeof (value.e78) == "undefined" ? "" : parseFloat(value.e78.substr(0, value.e78.length - 1)); |
| | | var concentration = ""; |
| | | var time=""; |
| | | $.each(value, function (key, data) { |
| | | if (key == sensorKey) { |
| | | concentration = data == "undefined" ? "" : parseFloat(data.substr(0, data.length - 1)); |
| | | } |
| | | if (key == "time") { |
| | | time = data.toString().split(" ")[1]; |
| | | } |
| | | }); |
| | | var point = new BMap.Point(lon, lat); |
| | | var point = new BMap.Point(lon2, lat2); |
| | | trackPoints.push(point); |
| | | $("#tab").append("<tr><td>" + lon + "</td><td>" + lat + "</td><td>" + heigh + "</td><td>" + concentration + "</td></tr>");//控制输出的数据格式 |
| | | $("#tab").append("<tr><td>" + time + "</td>" + "<td>" + lon2.toFixed(4) + "</td><td>" + lat2.toFixed(4) + "</td><td>" + heigh + "</td><td>" + concentration + "</td></tr>");//控制输出的数据格式 |
| | | |
| | | /* var myIcon = ""; |
| | | if (concentration > 23) { |
| | |
| | | } |
| | | } |
| | | ) |
| | | if(trackPoints.length==0){ |
| | | showNoDroppoint(); |
| | | } |
| | | map.centerAndZoom(trackPoints, 17);// 根据经纬度显示地图的范围 |
| | | map.setViewport(trackPoints);// 根据提供的地理区域或坐标设置地图视野 |
| | | var polygon = new BMap.Polygon(trackPoints, {strokeColor: "none",fillColor:"red", strokeWeight: 2, strokeOpacity: 1}); //创建多边形 |
| | | map.addOverlay(polygon); //增加多边形 |
| | | map.setViewport(polygon.getPath()); //调整视野 |
| | | } |
| | | |
| | | function showNoDroppoint() { |
| | | var point = new BMap.Point(120.987287, 31.391562); |
| | | map.centerAndZoom(point, 17); |