arcgis for js - 解决加载天地图和WMTS服务,WMTS服务不显示的问题,以及wmts服务密钥。
var tileInfo = new ({
"dpi": 90.71428571428571, //必须，否则图错
"rows": 256,
"cols": 256,
"compressionQuality": 0,
"origin": {
"x": -180,
"y": 90
},
"spatialReference": {
"wkid": 4326
},
"lods": [
{ "level": 1, "resolution": 0.703125, "scale": 295829355.454566 },
{ "level": 2, "resolution": 0.3515625, "scale": 147914677.727283 },
{ "level": 3, "resolution": 0.17578125, "scale": 73957338.863641 },
{ "level": 4, "resolution": 0.087890625, "scale": 36978669.431821 },
{ "level": 5, "resolution": 0.0439453125, "scale": 18489334.715910 },
{ "level": 6, "resolution": 0.02197265625, "scale": 9244667.357955 },
{ "level": 7, "resolution": 0.010986328125, "scale": 4622333.678978 },
{ "level": 8, "resolution": 0.0054931640625, "scale": 2311166.839489 },
{ "level": 9, "resolution": 0.00274658203125, "scale": 1155583.419744 },
{ "level": 10, "resolution": 0.001373291015625, "scale": 577791.709872 },
{ "level": 11, "resolution": 0.0006866455078125, "scale": 288895.854936 },
{ "level": 12, "resolution": 0.00034332275390625, "scale": 144447.927468 },
{ "level": 13, "resolution": 0.000171661376953125, "scale": 72223.963734 },
{ "level": 14, "resolution": 8.58306884765625e-005, "scale": 36111.981867 },
{ "level": 15, "resolution": 4.291534423828125e-005, "scale": 18055.990934 },
{ "level": 16, "resolution": 2.1457672119140625e-005, "scale": 9027.995467 },
{ "level": 17, "resolution": 1.0728836059570313e-005, "scale": 4513.997733 },
{ "level": 18, "resolution": 5.3644180297851563e-006, "scale": 2256.998867 },
{ "level": 19, "resolution": 0.000002682209014892578, "scale": 1128.499433 }
]
});
var tileExtent = new Extent(-180, -90, 180, 90, new SpatialReference({
wkid: 4326
}));
var layerInfo = new WMTSLayerInfo({
tileInfo: tileInfo,
fullExtent: tileExtent,
initialExtent: tileExtent,
identifier: "name",
tileMatrixSet: "EPSG:4326",
format: "image/png",
style: "_null"
});
var resourceInfo = {
version: "1.0.0",
layerInfos: [layerInfo],
copyright: "open layer"
};
var options = {
serviceMode: "KVP",
resourceInfo: resourceInfo,
layerInfo: layerInfo
};
wmtsLayer = new WMTSLayer(wmtsUrl, options);
(wmtsLayer);