• OpenLayer仿天地图多时相


    今天在仿写天地图的工具的时候的看见多时时相工具,说白了也就是两个地图设置相同的View这在Openlayer中很好的实现,只要声明两个map的容器,使用相同的视图即可先看看,天地图的效果:

    一、全部源码

    由于太简单了就不分析了就是加载个地图和卫星图,使用相同的视图即可

    <!DOCTYPE html>
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title>仿天地图多时相</title>
        <link href="Script/ol.css" rel="stylesheet" />
        <script src="Script/ol.js"></script>
        <style>
            #map1
            {
                height: 100%;
                 965px;
                position:absolute;
                display:inline;
            }
    
            #map2
            {
                height: 100%;
                 965px;
                 position:absolute;
                right:0px;
                display:inline;
            }
        </style>
    </head>
    <body>
        <div id="map1"></div>
        <div id="map2"></div>
        <script>
            var view=new ol.View({
    
                center: ol.proj.transform([113.42, 34.44], 'EPSG:4326', 'EPSG:3857'),
                zoom: 10
            });
            var tileLayer = new ol.layer.Tile({
                source: new ol.source.XYZ({
                    url: 'http://www.google.cn/maps/vt/pb=!1m4!1m3!1i{z}!2i{x}!3i{y}!2m3!1e0!2sm!3i345013117!3m8!2szh-CN!3scn!5e1105!12m4!1e68!2m2!1sset!2sRoadmap!4e0'
                })
            });
            var satelliteLayer = new ol.layer.Tile({
                source: new ol.source.XYZ({
                    url: 'http://mt2.google.cn/vt/lyrs=y&hl=zh-CN&gl=CN&src=app&x={x}&y={y}&z={z}&s=G'
                })
            });
            var map = new ol.Map({
                layers: [
                   tileLayer
                ],
                view:view, 
                target: 'map1'
            });
            var map = new ol.Map({
                layers: [
                   satelliteLayer
                ],
                view: view,
                target: 'map2'
            });
        </script>
    </body>
    </html>
    

    二、仿的图

    三、总结

    缺点就是没有同步鼠标的移动,arcgis api 3.x做多时相比较麻烦,在4.x版本开始视图和map分离,做法和Openlayer3相同,在这里提一下,在ol2有专门加载谷歌地图的类,在ol3中同归于xyz下,不搞特殊,xyz这个类可以加载很多在线的瓦片地图。

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  • 原文地址:https://www.cnblogs.com/tuboshu/p/10752340.html
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