cesium-examples/map/3d/static/Cesium/Apps/Sandcastle/gallery/Show or Hide Entities.html

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2019-09-06 09:23:05 +08:00
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
<meta name="description" content="Show or hide groups of entities.">
<meta name="cesium-sandcastle-labels" content="Beginner">
<title>Cesium Demo</title>
<script type="text/javascript" src="../Sandcastle-header.js"></script>
<script type="text/javascript" src="../../../ThirdParty/requirejs-2.1.20/require.js"></script>
<script type="text/javascript">
require.config({
baseUrl : '../../../Source',
waitSeconds : 60
});
</script>
</head>
<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
<style>
@import url(../templates/bucket.css);
</style>
<div id="cesiumContainer" class="fullSize"></div>
<div id="loadingOverlay"><h1>Loading...</h1></div>
<div id="toolbar"></div>
<script id="cesium_sandcastle_script">
function startup(Cesium) {
'use strict';
//Sandcastle_Begin
//Set the random seed for reproducible random colors.
Cesium.Math.setRandomNumberSeed(1234);
var viewer = new Cesium.Viewer('cesiumContainer', { infoBox : false });
var entities = viewer.entities;
//Create Entity "folders" to allow us to turn on/off entities as a group.
var spheres = entities.add(new Cesium.Entity());
var boxes = entities.add(new Cesium.Entity());
var ellipsoids = entities.add(new Cesium.Entity());
//Create the entities and assign each entity's parent to the group to which it belongs.
for (var i = 0; i < 5; ++i) {
var height = 100000.0 + (200000.0 * i);
entities.add({
parent : boxes,
position : Cesium.Cartesian3.fromDegrees(-106.0, 45.0, height),
box : {
dimensions : new Cesium.Cartesian3(90000.0, 90000.0, 90000.0),
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
entities.add({
parent : ellipsoids,
position : Cesium.Cartesian3.fromDegrees(-102.0, 45.0, height),
ellipsoid : {
radii : new Cesium.Cartesian3(45000.0, 45000.0, 90000.0),
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
entities.add({
parent : spheres,
position : Cesium.Cartesian3.fromDegrees(-98.0, 45.0, height),
ellipsoid : {
radii : new Cesium.Cartesian3(67500.0, 67500.0, 67500.0),
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
}
viewer.zoomTo(viewer.entities);
Sandcastle.addToolbarButton('Toggle Boxes', function(){
boxes.show = !boxes.show;
});
Sandcastle.addToolbarButton('Toggle Ellipsoids', function(){
ellipsoids.show = !ellipsoids.show;
});
Sandcastle.addToolbarButton('Toggle Spheres', function(){
spheres.show = !spheres.show;
});
//Sandcastle_End
Sandcastle.finishedLoading();
}
if (typeof Cesium !== 'undefined') {
startup(Cesium);
} else if (typeof require === 'function') {
require(['Cesium'], startup);
}
</script>
</body>
</html>