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<html lang="en">
<head>
<meta charset="UTF-8">
<title>国家地理信息公共服务平台 天地图</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="X-UA-Compatible" content="IE=edge, chrome=1">
<meta name="renderer" content="webkit">
<meta http-equiv="Pragma" content="no-cache">
<meta http-equiv="Cache-Control" content="no-cache">
<meta http-equiv="Expires" content="0">
<script src="./static/cesium/Cesium.js"></script>
<script src="https://api.tianditu.gov.cn/cdn/plugins/cesium/cesiumTdt.js"></script>
<link rel="stylesheet" type="text/css" href="./static/cesium/Widgets/widgets.css" />
<style>
html, body{
width: 100%;
height: 100%;
margin: 0;
padding: 0;
overflow: hidden;
}
#cesiumContainer {
width: 100%;
height: 100%;
}
#cesiumContainer .cesium-viewer-bottom{
display: none;
}
</style>
</head>
<body>
<div id="cesiumContainer"></div>
<script>
var token = '';
// 服务域名
var tdtUrl = 'https://t{s}.tianditu.gov.cn/';
// 服务负载子域
var subdomains=['0','1','2','3','4','5','6','7'];
// cesium 初始化
var viewer = new Cesium.Map('cesiumContainer', {
shouldAnimate: true,
selectionIndicator:true,
infoBox:false
});
// 抗锯齿
viewer.scene.postProcessStages.fxaa.enabled=false;
// 水雾特效
viewer.scene.globe.showGroundAtmosphere = true;
// 设置最大俯仰角，[-90,0]区间内，默认为-30，单位弧度
viewer.scene.screenSpaceCameraController.constrainedPitch = Cesium.Math.toRadians(-20);
// 取消默认的双击事件
viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_DOUBLE_CLICK);
// 叠加影像服务
var imgMap = new Cesium.UrlTemplateImageryProvider({
url: tdtUrl + 'DataServer?T=img_w&x={x}&y={y}&l={z}&tk=' + token,
subdomains: subdomains,
tilingScheme : new Cesium.WebMercatorTilingScheme(),
maximumLevel : 18
});
viewer.imageryLayers.addImageryProvider(imgMap);
// 叠加国界服务
var iboMap = new Cesium.UrlTemplateImageryProvider({
url: tdtUrl + 'DataServer?T=ibo_w&x={x}&y={y}&l={z}&tk=' + token,
subdomains: subdomains,
tilingScheme : new Cesium.WebMercatorTilingScheme(),
maximumLevel : 10
});
viewer.imageryLayers.addImageryProvider(iboMap);
// 叠加地形服务
var terrainUrls = new Array();
for (var i = 0; i < subdomains.length; i++){
var url = tdtUrl.replace('{s}', subdomains[i]) + 'DEM90M/DataServer?T=elv_c&tk=' + token;
terrainUrls.push(url);
}
var provider = new Cesium.GeoTerrainProvider({
urls: terrainUrls
});
viewer.terrainProvider = provider;
// 将三维球定位到中国
viewer.camera.flyTo({
// destination: Cesium.Cartesian3.fromDegrees(103.84, 31.15, 17850000),
destination: Cesium.Cartesian3.fromDegrees(113.79891698, 34.790739139999999, 17850000),
orientation: {
heading : Cesium.Math.toRadians(348.4202942851978),
pitch : Cesium.Math.toRadians(-89.74026687972041),
roll : Cesium.Math.toRadians(0)
},
complete:function callback() {
// 定位完成之后的回调函数
viewer.camera.flyTo({
duration: 8,
destination: Cesium.Cartesian3.fromDegrees(113.79891698, 34.790739139999999, 5000.0),
orientation: {
heading: Cesium.Math.toRadians(0.0),
pitch: Cesium.Math.toRadians(-90.0),
roll: Cesium.Math.toRadians(0.0)
},
complete: function callback() {
// 叠加倾斜模型
var tileset = viewer.scene.primitives.add(
new Cesium.Cesium3DTileset({
url: 'http://47.92.159.240:9025/oblique/build/dayanta/tileset.json',
maximumScreenSpaceError: 2,
maximumNumberOfLoadedTiles: 100000,
})
);
////////////////////////////////////////////////////////////
//控制模型的位置
tileset.readyPromise.then(function (palaceTileset) {
//alert(1);
//添加到场景
viewer.scene.primitives.add(palaceTileset);
var longitude = 113.79891698; //模型需要改变的经度
var latitude = 34.790739139999999; //模型需要改变的纬度
//var heightOffset = 20.0; //模型需要改变的高度
var heightOffset = 0.0; //模型需要改变的高度
//获取3Dtlies的bounds范围
var boundingSphere = palaceTileset.boundingSphere;
//获取3Dtlies的范围中心点的弧度
var cartographic = Cesium.Cartographic.fromCartesian(boundingSphere.center);
//定义3Dtlies改变之后中心点的弧度
var offsetvalue = Cesium.Cartographic.fromDegrees(longitude, latitude, heightOffset)
//模型本身的位置
var surface = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, 0.0);
//模型改变的位置
var offset = Cesium.Cartesian3.fromRadians(offsetvalue.longitude, offsetvalue.latitude, heightOffset);
//定义模型的改变状态
var translation = Cesium.Cartesian3.subtract(offset, surface, new Cesium.Cartesian3());
//修改模型的位置
palaceTileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
viewer.zoomTo(palaceTileset, new Cesium.HeadingPitchRange(0.5, -0.2, palaceTileset.boundingSphere.radius *
1.0));
});
/////////////////////////////////////////////////////////////
}
});
//结束
}
});
// 叠加三维地名服务
var wtfs = new Cesium.GeoWTFS({
viewer,
//三维地名服务，使用wtfs服务
subdomains:subdomains,
metadata:{
boundBox: {
minX: -180,
minY: -90,
maxX: 180,
maxY: 90
},
minLevel: 1,
maxLevel: 20
},
aotuCollide: true, //是否开启避让
collisionPadding: [5, 10, 8, 5], //开启避让时，标注碰撞增加内边距，上、右、下、左
serverFirstStyle: true, //服务端样式优先
labelGraphics: {
font:"28px sans-serif",
fontSize: 28,
fillColor:Cesium.Color.WHITE,
scale: 0.5,
outlineColor:Cesium.Color.BLACK,
outlineWidth: 5,
style:Cesium.LabelStyle.FILL_AND_OUTLINE,
showBackground:false,
backgroundColor:Cesium.Color.RED,
backgroundPadding:new Cesium.Cartesian2(10, 10),
horizontalOrigin:Cesium.HorizontalOrigin.MIDDLE,
verticalOrigin:Cesium.VerticalOrigin.TOP,
eyeOffset:Cesium.Cartesian3.ZERO,
pixelOffset:new Cesium.Cartesian2(0, 8)
},
billboardGraphics: {
horizontalOrigin:Cesium.HorizontalOrigin.CENTER,
verticalOrigin:Cesium.VerticalOrigin.CENTER,
eyeOffset:Cesium.Cartesian3.ZERO,
pixelOffset:Cesium.Cartesian2.ZERO,
alignedAxis:Cesium.Cartesian3.ZERO,
color:Cesium.Color.WHITE,
rotation:0,
scale:1,
width:18,
height:18
}
});
//三维地名服务，使用wtfs服务
wtfs.getTileUrl = function(){
return tdtUrl + 'mapservice/GetTiles?lxys={z},{x},{y}&tk='+ token;
}
// 三维图标服务
wtfs.getIcoUrl = function(){
return tdtUrl + 'mapservice/GetIcon?id={id}&tk='+ token;
}
wtfs.initTDT([{ "x": 6, "y": 1, "level": 2, "boundBox": { "minX": 90, "minY": 0, "maxX": 135, "maxY": 45 } }, { "x": 7, "y": 1, "level": 2, "boundBox": { "minX": 135, "minY": 0, "maxX": 180, "maxY": 45 } }, { "x": 6, "y": 0, "level": 2, "boundBox": { "minX": 90, "minY": 45, "maxX": 135, "maxY": 90 } }, { "x": 7, "y": 0, "level": 2, "boundBox": { "minX": 135, "minY": 45, "maxX": 180, "maxY": 90 } }, { "x": 5, "y": 1, "level": 2, "boundBox": { "minX": 45, "minY": 0, "maxX": 90, "maxY": 45 } }, { "x": 4, "y": 1, "level": 2, "boundBox": { "minX": 0, "minY": 0, "maxX": 45, "maxY": 45 } }, { "x": 5, "y": 0, "level": 2, "boundBox": { "minX": 45, "minY": 45, "maxX": 90, "maxY": 90 } }, { "x": 4, "y": 0, "level": 2, "boundBox": { "minX": 0, "minY": 45, "maxX": 45, "maxY": 90 } }, { "x": 6, "y": 2, "level": 2, "boundBox": { "minX": 90, "minY": -45, "maxX": 135, "maxY": 0 } }, { "x": 6, "y": 3, "level": 2, "boundBox": { "minX": 90, "minY": -90, "maxX": 135, "maxY": -45 } }, { "x": 7, "y": 2, "level": 2, "boundBox": { "minX": 135, "minY": -45, "maxX": 180, "maxY": 0 } }, { "x": 5, "y": 2, "level": 2, "boundBox": { "minX": 45, "minY": -45, "maxX": 90, "maxY": 0 } }, { "x": 4, "y": 2, "level": 2, "boundBox": { "minX": 0, "minY": -45, "maxX": 45, "maxY": 0 } }, { "x": 3, "y": 1, "level": 2, "boundBox": { "minX": -45, "minY": 0, "maxX": 0, "maxY": 45 } }, { "x": 3, "y": 0, "level": 2, "boundBox": { "minX": -45, "minY": 45, "maxX": 0, "maxY": 90 } }, { "x": 2, "y": 0, "level": 2, "boundBox": { "minX": -90, "minY": 45, "maxX": -45, "maxY": 90 } }, { "x": 0, "y": 1, "level": 2, "boundBox": { "minX": -180, "minY": 0, "maxX": -135, "maxY": 45 } }, { "x": 1, "y": 0, "level": 2, "boundBox": { "minX": -135, "minY": 45, "maxX": -90, "maxY": 90 } }, { "x": 0, "y": 0, "level": 2, "boundBox": { "minX": -180, "minY": 45, "maxX": -135, "maxY": 90 } }]);
function changeHeight(height) {
height = Number(height);
alert("我是changeHeight函数中的height：" + height);
if (isNaN(height)) {
return;
}
var cartographic = Cesium.Cartographic.fromCartesian(tileset.boundingSphere.center);
var surface = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, cartographic.height);
var offset = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, height);
var translation = Cesium.Cartesian3.subtract(offset, surface, new Cesium.Cartesian3());
tileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
}
</script>
</body>
</html>
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