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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| <!DOCTYPE html> | ||
| <html lang="zh-CN"> | ||
|
|
||
| <head> | ||
| <meta charset="UTF-8"> | ||
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | ||
| <meta http-equiv="X-UA-Compatible" content="ie=edge"> | ||
| <meta name="xbsj-labels" content="Earth示例"></meta> | ||
| <title>自定义贴地矩形-image</title> | ||
| <!-- 0 引入js文件 --> | ||
| <script src="../../XbsjEarth/XbsjEarth.js"></script> | ||
| <style> | ||
| html, | ||
| body { | ||
| width: 100%; | ||
| height: 100%; | ||
| margin: 0px; | ||
| padding: 0px; | ||
| } | ||
|
|
||
| #canvas-container { | ||
| width: 600px; | ||
| height: 600px; | ||
| position: absolute; | ||
| right: 0px; | ||
| top: 0px; | ||
| } | ||
| </style> | ||
| </head> | ||
|
|
||
| <body> | ||
| <div id="earthContainer" style="width: 100%; height: 100%; background: grey"> | ||
| </div> | ||
| <script> | ||
| var earth; | ||
| var bgImagery; | ||
|
|
||
| function startup() { | ||
| earth = new XE.Earth('earthContainer'); | ||
|
|
||
| earth.sceneTree.root = { | ||
| "children": [ | ||
| { | ||
| "czmObject": { | ||
| "name": "谷歌影像", | ||
| "xbsjType": "Imagery", | ||
| "xbsjImageryProvider": { | ||
| "XbsjImageryProvider": { | ||
| "url": "//www.google.cn/maps/vt?lyrs=s,h&gl=CN&x={x}&y={y}&z={z}", | ||
| "srcCoordType": "GCJ02", | ||
| "dstCoordType": "WGS84", | ||
| "maximumLevel": 21, | ||
| }, | ||
| } | ||
| }, | ||
| }, { | ||
| "czmObject": { | ||
| "xbsjType": "Terrain", | ||
| "name": "中国14级（测试）", | ||
| "xbsjTerrainProvider": { | ||
| "type": "XbsjCesiumTerrainProvider", | ||
| "XbsjCesiumTerrainProvider": { | ||
| "url": "//lab.earthsdk.com/terrain/577fd5b0ac1f11e99dbd8fd044883638", | ||
| "requestVertexNormals": true, | ||
| "requestWaterMask": true | ||
| } | ||
| } | ||
| } | ||
| } | ||
| ] | ||
| }; | ||
|
|
||
| var p = createGroundCircle(earth); | ||
|
|
||
| p.flyTo(); | ||
|
|
||
| window.p = p; // 方便调试 | ||
| } | ||
|
|
||
| // 1 XE.ready()会加载Cesium.js等其他资源，注意ready()返回一个Promise对象。 | ||
| XE.ready().then(startup); | ||
|
|
||
| function createGroundCircle(earth) { | ||
| var p = new XE.Obj.CustomGroundRectangle(earth) | ||
| p.position = [2.02729390339372, 0.6980810742548738, 755.036813823199]; | ||
| p.width = 3000; | ||
| p.height= 3000; | ||
| p.canvasWidth = 512; | ||
| p.canvasHeight = 512; | ||
| // p.color = [0.5, 0.8, 1, 2]; | ||
|
|
||
| let ctx_image = undefined; | ||
| Cesium.Resource.createIfNeeded('./images/circle.png').fetchImage().then(function(image) { | ||
| console.log('image loaded!'); | ||
| ctx_image = image; | ||
| }); | ||
|
|
||
| let angle = 0.0; | ||
| earth.czm.scene.preUpdate.addEventListener(() => { | ||
| angle -= 1.0; | ||
| if (angle > 360.0) { | ||
| angle = 0.0; | ||
| } | ||
| const rotation = angle / 180.0 * Math.PI; | ||
|
|
||
| p.drawCanvas(ctx => { | ||
| ctx.clearRect(0, 0, 512, 512); | ||
|
|
||
| ctx.beginPath(); | ||
| ctx.strokeStyle = "rgb(128, 128, 128)"; | ||
| // ctx.setLineDash([8, 8]); | ||
| ctx.lineWidth = 1; | ||
| ctx.arc(256, 256, 250, 0, Math.PI*2, true); | ||
| ctx.stroke(); | ||
|
|
||
| if (ctx_image) { | ||
| ctx.save(); | ||
| ctx.translate(256, 256); | ||
| ctx.rotate(rotation); | ||
| ctx.translate(-256, -256); | ||
| ctx.drawImage(ctx_image, 0, 0); | ||
| ctx.restore(); | ||
| } | ||
| }); | ||
| }); | ||
|
|
||
| return p; | ||
| } | ||
| </script> | ||
| </body> | ||
|
|
||
| </html> |
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