GeoWebMapServiceImageryProvider

new Cesium.GeoWebMapServiceImageryProvider()

吉奥WebMapServiceImageryProvider，继承WebMapServiceImageryProvider，构造函数参数与WebMapServiceImageryProvider一致。
Name Type Default Description
options.antiPreMultiplyAlpha Boolean false optional 是否取消预乘，默认false。如果为true的话，可以解决渲染栅格瓦片黑边的问题。
Author:
  • liuhonglei
Example:
// arcgis服务（无带号）
        var tilingScheme = new Cesium.GeoProjectedTilingScheme({
            viewer: viewer,
            resolutions: [16.933367200067735, 8.466683600033868, 4.233341800016934, 2.116670900008467, 
                1.0583354500042335, 0.5291677250021167, 0.26458386250105836, 0.13229193125052918],
            origin: [-5123200.0, 1.00021E7],
            extent: [546325.4733999966, 4640460.086300001, 553366.0957999966, 4646337.4473],
            matrixWidth: 1310,
            matrixHeight: 1237,
            identifier: 0
        });
        var provider = new Cesium.GeoWebMapServiceImageryProvider({
            url : 'https://192.168.100.231:6443/arcgis/services/MapService_Local/shenyang1/MapServer/WMSServer?',
            parameters: {
                transparent : true,
                format : 'image/png',
                version: '1.1.1',
            },
            srs: 'EPSG:4550',
            layers : '0',
            tilingScheme: tilingScheme,
            // maximumLevel: tilingScheme.maximumLevel,
		    rectangle: tilingScheme.dataRectangle
        });
        viewer.imageryLayers.addImageryProvider(provider);

        // arcgis服务（有带号）
        var tilingScheme = new Cesium.GeoProjectedTilingScheme({
            viewer: viewer,
            resolutions: [16.933367200067735, 8.466683600033868, 4.233341800016934, 2.116670900008467, 
                1.0583354500042335, 0.5291677250021167, 0.26458386250105836, 0.13229193125052918],
            origin: [3.58768E7, 1.00021E7],
            extent: [4.15463254734E7, 4640460.086300001, 4.15533660958E7, 4646337.4473],
            matrixWidth: 1310,
            matrixHeight: 1237,
            identifier: 0
        });
        var provider = new Cesium.GeoWebMapServiceImageryProvider({
            url : 'https://192.168.100.231:6443/arcgis/services/MapService_Local/shenyang2/MapServer/WMSServer?',
            parameters: {
                transparent : true,
                format : 'image/png',
                version: '1.1.1',
            },
            srs: 'EPSG:4529',
            layers : '0',
            tilingScheme: tilingScheme,
            // maximumLevel: tilingScheme.maximumLevel,
		    rectangle: tilingScheme.dataRectangle
        });
        viewer.imageryLayers.addImageryProvider(provider);

        // globe服务（无带号）
        var tilingScheme = new Cesium.GeoProjectedTilingScheme({
            viewer: viewer,
            globeScaleDenominators: [72223.96373402284, 36111.98186703892, 18055.99093349196, 9027.99546674598, 4513.99773337299],
            origin: [-2.00375083427892E7, 2.00375083427892E7],
            extent: [546325.4733999966, 4640460.086300001, 553366.0957999966, 4646337.4473],
            matrixWidth: 4210,
            matrixHeight: 3148,
            identifier: 13
        });
        var provider = new Cesium.GeoWebMapServiceImageryProvider({
            url : 'http://192.168.100.231:8889/sy_shp_without_daihao/wms?',
            parameters: {
                transparent : true,
                format : 'image/png',
                version: '1.1.1',
            },
            srs: 'EPSG:904490',
            layers : 'sy_xh_123',
            tilingScheme: tilingScheme,
            // maximumLevel: tilingScheme.maximumLevel,
		    rectangle: tilingScheme.dataRectangle
        });
        viewer.imageryLayers.addImageryProvider(provider);

        // globe服务（有带号）
        var tilingScheme_wms = new Cesium.GeoProjectedTilingScheme({
            viewer: viewer,
            globeScaleDenominators: Cesium.GeoProjectedTilingScheme.GLOBESCALEDENOMINATORSWITHZONENUMBER,  //填写该常量值
            origin: [-2.00375083427892E7, 2.00375083427892E7],  //服务元信息中读取
            extent: [4.05576447265E7, 3068742.1494, 4.05717277561E7, 3083983.0301],  //服务元信息中读取
        });
        var wmsProvider = new Cesium.GeoWebMapServiceImageryProvider({
            url: 'http://192.168.101.105:9010/XZDC_TDDC_DLTB_2018/wms',
            parameters: {
                transparent : true,
                format : 'image/png',
                version: '1.1.1',
            },
            srs: 'EPSG:4528',
            layers : 'XZDC_TDDC_DLTB_2018',
            tilingScheme: tilingScheme_wms,
            maximumLevel: tilingScheme_wms.maximumLevel,
		    rectangle: tilingScheme_wms.dataRectangle
        });
        viewer.imageryLayers.addImageryProvider(wmsProvider);

Extends

  • WebMapServiceImageryProvider

Methods

staticCesium.GeoWebMapServiceImageryProvider.getInstanceByCapabilities(options)

通过请求服务元信息创建provider示例
Name Type Description
options Object 参数选项：
Name Type Description
viewer Viewer 三维球对象
url Resource | String 服务地址
parameters Object optional 传递给服务的附加参数
Example:
var providerPromise = Cesium.GeoWebMapServiceImageryProvider.getInstanceByCapabilities({
 url: 'https://192.168.100.231:6443/arcgis/services/MapService_Local/shenyang1/MapServer/WMSServer?'  // arcgis服务
 // url: 'http://192.168.100.231:8889/sy_shp_without_daihao/wms?'  // globe服务
});
providerPromise.then(function(provider) {
 viewer.imageryLayers.addImageryProvider(provider);
});