mirror of https://github.com/CesiumGS/cesium.git
142 lines
4.4 KiB
HTML
142 lines
4.4 KiB
HTML
<!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="Use the split property to only show layers on one side of a slider."
|
|
/>
|
|
<meta name="cesium-sandcastle-labels" content="Beginner, Tutorials, Showcases" />
|
|
<title>Cesium Demo</title>
|
|
<script type="text/javascript" src="../Sandcastle-header.js"></script>
|
|
<script
|
|
type="text/javascript"
|
|
src="../../../Build/CesiumUnminified/Cesium.js"
|
|
nomodule
|
|
></script>
|
|
<script type="module" src="../load-cesium-es6.js"></script>
|
|
</head>
|
|
<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
|
|
<style>
|
|
@import url(../templates/bucket.css);
|
|
|
|
#slider {
|
|
position: absolute;
|
|
left: 50%;
|
|
top: 0px;
|
|
background-color: #d3d3d3;
|
|
width: 5px;
|
|
height: 100%;
|
|
z-index: 9999;
|
|
}
|
|
|
|
#slider:hover {
|
|
cursor: ew-resize;
|
|
}
|
|
|
|
.split-label {
|
|
position: absolute;
|
|
top: 50%;
|
|
transform: translateY(-50%);
|
|
background: rgba(42, 42, 42, 0.8);
|
|
padding: 8px;
|
|
border-radius: 4px;
|
|
z-index: 9999;
|
|
font-size: large;
|
|
font-weight: bold;
|
|
text-align: center;
|
|
}
|
|
.split-label.left {
|
|
left: 0;
|
|
}
|
|
.split-label.right {
|
|
right: 0;
|
|
}
|
|
</style>
|
|
|
|
<div id="cesiumContainer" class="fullSize">
|
|
<div id="slider"></div>
|
|
<div class="split-label left">Earth at Night</div>
|
|
<div class="split-label right">Arc GIS World<br />Street Map</div>
|
|
</div>
|
|
<div id="loadingOverlay"><h1>Loading...</h1></div>
|
|
<div id="toolbar"></div>
|
|
|
|
<script id="cesium_sandcastle_script">
|
|
window.startup = async function (Cesium) {
|
|
"use strict";
|
|
//Sandcastle_Begin
|
|
const viewer = new Cesium.Viewer("cesiumContainer", {
|
|
baseLayer: Cesium.ImageryLayer.fromProviderAsync(
|
|
Cesium.ArcGisMapServerImageryProvider.fromUrl(
|
|
"https://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer",
|
|
),
|
|
),
|
|
baseLayerPicker: false,
|
|
infoBox: false,
|
|
geocoder: false,
|
|
});
|
|
|
|
const layers = viewer.imageryLayers;
|
|
const earthAtNight = Cesium.ImageryLayer.fromProviderAsync(
|
|
Cesium.IonImageryProvider.fromAssetId(3812),
|
|
);
|
|
earthAtNight.splitDirection = Cesium.SplitDirection.LEFT; // Only show to the left of the slider.
|
|
layers.add(earthAtNight);
|
|
|
|
// Sync the position of the slider with the split position
|
|
const slider = document.getElementById("slider");
|
|
viewer.scene.splitPosition = slider.offsetLeft / slider.parentElement.offsetWidth;
|
|
|
|
const handler = new Cesium.ScreenSpaceEventHandler(slider);
|
|
|
|
let moveActive = false;
|
|
|
|
function move(movement) {
|
|
if (!moveActive) {
|
|
return;
|
|
}
|
|
|
|
const relativeOffset = movement.endPosition.x;
|
|
const splitPosition =
|
|
(slider.offsetLeft + relativeOffset) / slider.parentElement.offsetWidth;
|
|
slider.style.left = `${100.0 * splitPosition}%`;
|
|
viewer.scene.splitPosition = splitPosition;
|
|
}
|
|
|
|
handler.setInputAction(function () {
|
|
moveActive = true;
|
|
}, Cesium.ScreenSpaceEventType.LEFT_DOWN);
|
|
handler.setInputAction(function () {
|
|
moveActive = true;
|
|
}, Cesium.ScreenSpaceEventType.PINCH_START);
|
|
|
|
handler.setInputAction(move, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
|
|
handler.setInputAction(move, Cesium.ScreenSpaceEventType.PINCH_MOVE);
|
|
|
|
handler.setInputAction(function () {
|
|
moveActive = false;
|
|
}, Cesium.ScreenSpaceEventType.LEFT_UP);
|
|
handler.setInputAction(function () {
|
|
moveActive = false;
|
|
}, Cesium.ScreenSpaceEventType.PINCH_END);
|
|
|
|
//Sandcastle_End
|
|
};
|
|
if (typeof Cesium !== "undefined") {
|
|
window.startupCalled = true;
|
|
window.startup(Cesium).catch((error) => {
|
|
"use strict";
|
|
console.error(error);
|
|
});
|
|
Sandcastle.finishedLoading();
|
|
}
|
|
</script>
|
|
</body>
|
|
</html>
|