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  • 百度map

    <!DOCTYPE html>
    <html>
    <head>
        <meta charset="utf-8" />
        <title>我爱你</title>
        <script type="text/javascript" src="http://api.map.baidu.com/api?key=&v=1.2&services=true"></script>
        <style type="text/css">
            .div-relative {
                position: relative;
                color: #000;
                border: 1px solid #000;
                 99%;
                height: 800px;
            }
            /* 背景为黄色 */
            .div-a {
                position: absolute;
                left: 80px;
                top: 80px;
                background: #00F;
                 300px;
                height: 300px;
            }
            /* DIV背景颜色为蓝色*/
        </style>
    </head>
    <body>
        <div class="div-relative" id="dituContent" >
        </div>
    </body>
    </html>
    <script>
    
        function initMap() {
            createMap();//创建地图 
            setMapEvent();//设置地图事件 
            addMapControl();//向地图添加控件 
            //addMarker(markerArr); //向地图中添加marker
            //Load_Point(content);
        }
        //创建地图函数:
        var local;
        function createMap() {
            var map = new BMap.Map("dituContent", { minZoom: 13, maxZoom: 18 }); //在百度地图容器中创建一个地图 
            var point = new BMap.Point(111.292827, 30.697726); //定义一个中心点坐标 
            map.centerAndZoom(point, 13); //设定地图的中心点和坐标并将地图显示在地图容器中 
            window.map = map; //将map变量存储在全局 
            local = new BMap.LocalSearch(map, {
                renderOptions: {
                    map: map,
                    selectFirstResult: false
                }
            });
    
        }
    
        //地图事件设置函数: 
        function setMapEvent() {
            map.enableDragging(); //启用地图拖拽事件,默认启用(可不写) 
            map.enableScrollWheelZoom(); //启用地图滚轮放大缩小 
            map.enableDoubleClickZoom(); //启用鼠标双击放大,默认启用(可不写) 
            map.enableKeyboard(); //启用键盘上下左右键移动地图 
        }
        //地图控件添加函数: 
        function addMapControl() {
            //向地图中添加缩放控件
            var ctrl_nav = new BMap.NavigationControl({
                anchor: BMAP_ANCHOR_TOP_LEFT,
                type: BMAP_NAVIGATION_CONTROL_LARGE
            });
            map.addControl(ctrl_nav);
            //向地图中添加缩略图控件 
            var ctrl_ove = new BMap.OverviewMapControl({
                anchor: BMAP_ANCHOR_BOTTOM_RIGHT,
                isOpen: 1
            }); map.addControl(ctrl_ove); //向地图中添加比例尺控件 
            var ctrl_sca = new BMap.ScaleControl({
                anchor: BMAP_ANCHOR_BOTTOM_LEFT
            });
            map.addControl(ctrl_sca);
            map.addControl(new BMap.MapTypeControl({ mapTypes: [BMAP_NORMAL_MAP, BMAP_HYBRID_MAP] }));
        }
        //创建marker
        function addMarker(markerArr1) {
            for (var i = 0; i < markerArr1.length; i++) {
                var json = markerArr1[i];
                var p0 = json.monitoring_point_longitude;
                var p1 = json.monitoring_point_latitude;
                var point = new BMap.Point(p0, p1);
                var icon = { h: 60, l: 0, lb: 9, t: 1, w: 60, x: 6 };
                var iconImg = createIcon(icon, 1, markerArr1[i]);
                var marker = new BMap.Marker(point, { icon: iconImg });;
    
                var iw = createInfoWindow(markerArr1, i);
                var label = new BMap.Label(json.monitoring_point_name, { "offset": new BMap.Size(icon.lb - icon.x + 15, -2) });
                marker.setLabel(label);
                map.addOverlay(marker);
                label.setStyle({ borderColor: "#808080", color: "#333", cursor: "pointer" });
                (function () {
                    var index = i;
                    var _iw = iw;
                    var _marker = marker;
                    _marker.addEventListener("click", function () {
                        this.openInfoWindow(_iw);
                    });
                    _iw.addEventListener("open", function () { _marker.getLabel().hide(); });
                    _iw.addEventListener("close", function () { _marker.getLabel().show(); });
                    label.addEventListener("click", function () { _marker.openInfoWindow(_iw); });
                    if (!!json.isOpen) {
                        label.hide(); _marker.openInfoWindow(_iw);
                    }
                })()
            }
        }
        //<option value="0">水文气象综合站</option>
        // <option value="1">河道水文站</option>
        // <option value="2">道路水位站</option>
        var mnType = {
            "0": "水文气象综合站",
            "1": "河道水文站",
            "2": "道路水位站"
        };
        //创建InfoWindow 
        function createInfoWindow(markerArr1, i) {
            var json = markerArr1[i];
            var data = loademstimedata(json.monitoring_point_mn);
            var tr = "";
            $(data).each(function (index, row) {
                tr += "<tr><td>" + row.factor_name + "</td><td>" + row.datatime + "</td><td>" + row.avgvalue + "</td></tr>";
            });
            var opts = {
                 700,     // 信息窗口宽度
                height: 400,     // 信息窗口高度
                title: "", // 信息窗口标题
                enableMessage: true,//设置允许信息窗发送短息
                message: ''
            }
            var detail = "站点名称:" + json.monitoring_point_name +
                 "<br>站点类型:" + mnType[json.monitoring_point_type] +
                "<br/>站点的地址:" + json.monitoring_point_address;
            if (!json.monitoring_point_pic) {
                json.monitoring_point_pic = "../Images/img/none.jpg";
            }
            var imgDom = "<img style='float:left;margin-left: 27px;156px;height:165px;' src='" + json.monitoring_point_pic + "' /><div style='float:left;font-size: 17px;margin-left: 20px;370px;overflow-x: auto;'>" + detail + "</div>";
            var htmldom = imgDom + "<table class='table'>" +
                  "<thead><tr>" +
                          "<th >名称</th>" +
                          "<th >时间</th>" +
                          "<th >监测值</th>" +
                  "<tr/></thead>" +
                  "<tbody>" + tr + "</tbody>"
            "</table>";
            var iw = new BMap.InfoWindow(htmldom, opts);
            return iw;
        }
        //创建一个Icon 
        function createIcon(json, t, obj) {
            var icon;
            if (obj.monitoring_point_pic) {
                if (t == 1) {
                    icon = new BMap.Icon(obj.monitoring_point_pic, new BMap.Size(json.w, json.h), { imageOffset: new BMap.Size(-json.l, -json.t), infoWindowOffset: new BMap.Size(json.lb + 5, 20), offset: new BMap.Size(json.x, json.h) });
                }
            } else {
                if (t == 1) {
                    icon = new BMap.Icon("../Scripts/easyui/themes/ext/arrow_down.png", new BMap.Size(json.w, json.h), { imageOffset: new BMap.Size(-json.l, -json.t), infoWindowOffset: new BMap.Size(json.lb + 5, 20), offset: new BMap.Size(json.x, json.h) });
                }
            }
            return icon;
        }
        var points = null;
        initMap();
    </script>
    

     参考 http://developer.baidu.com/map/jsdemo.htm#a1_2

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  • 原文地址:https://www.cnblogs.com/gaocong/p/5848605.html
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