superMap使用javascript加载WMTS服务图层

首先下载SuperMap_iClient_8C(2017)_SP1_for_JavaScript,

        下载地址:http://support.supermap.com.cn/DownloadCenter/DownloadPage.aspx?id=666

在根目录下新建GettingStarted.html内容如下:

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>天地图WMTS服务图层</title>
<script src="./libs/SuperMap.Include.js"></script>
<script type="text/javascript">
    var map,layer,layerRiver;
    var matrixIds=[];
    for(var i=0;i<21;++i){
        matrixIds[i]={identifier:i};
    }
    var resolutions = [
        0.7031249999999999,
        0.7031249999999999,
        0.35156249999999994,
        0.17578124999999997,
        0.08789062499999999,
        0.04394531249999999,
        0.021972656249999997,
        0.010986328125,
        0.0054931640625,
        0.00274658203125,
        0.001373291015625,
        6.866455078125E-4,
        3.4332275390625E-4,
        1.71661376953125E-4,
        8.58306884765625E-5,
        4.291534423828125E-5,
        2.1457672119140625E-5,
        1.0728836059570312E-5,
        5.364418029785155E-6,
        2.682209014892579E-6];
    function init(){
        map = new SuperMap.Map("map" ,{
            controls: [
                new SuperMap.Control.Zoom(),
                new SuperMap.Control.MousePosition(),
                new SuperMap.Control.Navigation({
                    dragPanOptions: {
                        enableKinetic: true
                    }
                })], allOverlays: true
        });
        layer = new SuperMap.Layer.WMTS({
            name:"China",
            url:"http://10.16.148.51:8090/iserver/services/map-ugcv5-XiAnMap201709DEM/wmts100",
            layer:"XiAnMap_201709_DEM",
            style:"default",
            matrixSet:"Custom_XiAnMap_201709_DEM",
            fromat:"image/png",
            resolutions:resolutions,
            matrixIds:matrixIds,
            requestEncoding:"KVP"});
        map.addLayer(layer);
        map.setCenter(new SuperMap.LonLat(108.94163, 34.25520), 10);
    }
</script>
</head>
<body onload="init()">
    <div id="map" style="left:0px;right:0px;width:800px;height:500px">
    </div>
</body>
</html>
//当前图层的分辨率数组信息,和matrixIds一样,需要用户从wmts服务获取并明确设置,resolutions数组和matrixIds数组长度相同

将WMTS服务用浏览器打开即可看到xml的信息,从中获取所需的layer、style、matrixSet、format、resolutions这些字段信息。

信息如图所示:

将TitleMatrix中的所有resolution写进数组,matrixIds的个数跟resolution一样即可。

转载自:https://blog.csdn.net/u010271602/article/details/81950970

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