cesiumlab切片通过arcgisjs加载

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cesiumlab切片通过arcgisjs加载

需要注意2个地方，一个是tileInfo，一个是getTileUrl，
在tileInfo中定义好cesiumlab切片的相关信息。
getTileUrl 格式化url的格式。
注意设置编辑，避免超出范围报404。

<html lang="en"><head><meta charset="utf-8" /><meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" /><title>WebTileLayer</title><style>html,body,#viewDiv {padding: 0;margin: 0;height: 100%;width: 100%;}</style><link rel="stylesheet" href="http://localhost:8093/arcgis/4.28/esri/themes/light/main.css" /><script src="http://localhost:8093/arcgis/4.28/init.js"></script><script>var bashUrl = "http://localhost:8093/cesiumKlmy"var url = "/{z}/{x}/{y}.png";require(["esri/Map", "esri/views/SceneView", "esri/layers/WebTileLayer", "esri/geometry/SpatialReference", 'esri/layers/support/TileInfo'],(Map, SceneView, WebTileLayer, SpatialReference, TileInfo) => {const tileInfo = new TileInfo({dpi: 90.71428571428571,format: "image/png",spatialReference: new SpatialReference({wkid: 4326,}),origin: {x: -180,y: 90},lods:[{level: 0,levelValue: 1,resolution: 0.703125,scale: 295497593.05875003},{level: 1,levelValue: 2,resolution: 0.3515625,scale: 147748796.52937502},{level: 2,levelValue: 3,resolution: 0.17578125,scale: 73874398.264687508},{level: 3,levelValue: 4,resolution: 0.087890625,scale: 36937199.132343754},{level: 4,levelValue: 5,resolution: 0.0439453125,scale: 18468599.566171877},{level: 5,levelValue: 6,resolution: 0.02197265625,scale: 9234299.7830859385},{level: 6,levelValue: 7,resolution: 0.010986328125,scale: 4617149.8915429693},{level: 7,levelValue: 8,resolution: 0.0054931640625,scale: 2308574.9457714846},{level: 8,levelValue: 9,resolution: 0.00274658203125,scale: 1154287.4728857423},{level: 9,levelValue: 10,resolution: 0.001373291015625,scale: 577143.73644287116},{level: 10,levelValue: 11,resolution: 0.0006866455078125,scale: 288571.86822143558},{level: 11,levelValue: 12,resolution: 0.00034332275390625,scale: 144285.93411071779},{level: 12,levelValue: 13,resolution: 0.000171661376953125,scale: 72142.967055358895},{level: 13,levelValue: 14,resolution: 8.58306884765625e-005,scale: 36071.483527679447},{level: 14,levelValue: 15,resolution: 4.291534423828125e-005,scale: 18035.741763839724},{level: 15,levelValue: 16,resolution: 2.1457672119140625e-005,scale: 9017.8708819198619},{level: 16,levelValue: 17,resolution: 1.0728836059570313e-005,scale: 4508.9354409599309},{level: 17,levelValue: 18,resolution: 5.3644180297851563e-006,scale: 2254.4677204799655},{level: 18,levelValue: 19,resolution: 2.68220901489257815e-006,scale: 1127.23386023998275},{level: 19,levelValue: 20,resolution: 1.341104507446289075e-006,scale: 563.616930119991375},{level: 20,levelValue: 21,resolution: 6.705522537231445375e-7,scale: 281.8084650599956875},{level: 21,levelValue: 22,resolution: 3.3527612686157226875e-7,scale: 140.90423252999784375}]})// 创建WebTileLayer实例const mylayer = new WebTileLayer({urlTemplate: bashUrl + url,tileInfo: tileInfo,spatialReference: {wkid: 4326},// 设置边界，避免超出范围了请求后台报404fullExtent:new Extent({xmin:84.96650291898627,ymin:45.53639816676759,xmax:85.03257700820414,ymax:45.600000206741775,})});// 格式化urlmylayer.getTileUrl = function (level, row, col) {return this.urlTemplate.replace("{z}", level).replace("{x}", col).replace("{y}", row);}// 创建地图实例const map = new Map();// 创建视图实例const view = new SceneView({container: "viewDiv",map: map,// 中心点位置center: [85.03257700820414, 45.53639816676759],zoom: 10,spatialReference: new SpatialReference({wkid: 4326,})});map.add(mylayer, 0);})</script>
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