mirror of https://github.com/CesiumGS/cesium.git
254 lines
9.3 KiB
HTML
254 lines
9.3 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta
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name="viewport"
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content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"
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/>
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<meta
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name="description"
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content="Use the mouse to select and manipulate objects in the scene."
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/>
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<meta name="cesium-sandcastle-labels" content="Showcases" />
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<title>Cesium Demo</title>
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<script type="text/javascript" src="../Sandcastle-header.js"></script>
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<script
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type="text/javascript"
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src="../../../Build/CesiumUnminified/Cesium.js"
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nomodule
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></script>
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<script type="module" src="../load-cesium-es6.js"></script>
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</head>
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<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
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<style>
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@import url(../templates/bucket.css);
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</style>
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<div id="cesiumContainer" class="fullSize"></div>
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<div id="loadingOverlay"><h1>Loading...</h1></div>
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<div id="toolbar"></div>
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<script id="cesium_sandcastle_script">
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window.startup = async function (Cesium) {
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"use strict";
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//Sandcastle_Begin
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const viewer = new Cesium.Viewer("cesiumContainer", {
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selectionIndicator: false,
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infoBox: false,
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});
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const scene = viewer.scene;
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if (!scene.pickPositionSupported) {
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window.alert("This browser does not support pickPosition.");
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}
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let handler;
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Sandcastle.addDefaultToolbarButton(
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"Show Cartographic Position on Mouse Over",
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function () {
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const entity = viewer.entities.add({
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label: {
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show: false,
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showBackground: true,
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font: "14px monospace",
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horizontalOrigin: Cesium.HorizontalOrigin.LEFT,
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verticalOrigin: Cesium.VerticalOrigin.TOP,
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pixelOffset: new Cesium.Cartesian2(15, 0),
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},
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});
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// Mouse over the globe to see the cartographic position
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handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
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handler.setInputAction(function (movement) {
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const cartesian = viewer.camera.pickEllipsoid(
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movement.endPosition,
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scene.globe.ellipsoid,
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);
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if (cartesian) {
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const cartographic = Cesium.Cartographic.fromCartesian(cartesian);
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const longitudeString = Cesium.Math.toDegrees(
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cartographic.longitude,
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).toFixed(2);
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const latitudeString = Cesium.Math.toDegrees(
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cartographic.latitude,
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).toFixed(2);
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entity.position = cartesian;
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entity.label.show = true;
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entity.label.text =
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`Lon: ${` ${longitudeString}`.slice(-7)}\u00B0` +
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`\nLat: ${` ${latitudeString}`.slice(-7)}\u00B0`;
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} else {
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entity.label.show = false;
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}
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}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
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},
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);
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Sandcastle.addToolbarButton("Pick Entity", function () {
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const entity = viewer.entities.add({
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position: Cesium.Cartesian3.fromDegrees(-75.59777, 40.03883),
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billboard: {
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image: "../images/Cesium_Logo_overlay.png",
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},
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});
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// If the mouse is over the billboard, change its scale and color
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handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
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handler.setInputAction(function (movement) {
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const pickedObject = scene.pick(movement.endPosition);
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if (Cesium.defined(pickedObject) && pickedObject.id === entity) {
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entity.billboard.scale = 2.0;
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entity.billboard.color = Cesium.Color.YELLOW;
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} else {
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entity.billboard.scale = 1.0;
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entity.billboard.color = Cesium.Color.WHITE;
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}
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}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
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});
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Sandcastle.addToolbarButton("Drill-Down Picking", function () {
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const pickedEntities = new Cesium.EntityCollection();
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const pickColor = Cesium.Color.YELLOW.withAlpha(0.5);
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function makeProperty(entity, color) {
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const colorProperty = new Cesium.CallbackProperty(function (time, result) {
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if (pickedEntities.contains(entity)) {
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return pickColor.clone(result);
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}
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return color.clone(result);
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}, false);
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entity.polygon.material = new Cesium.ColorMaterialProperty(colorProperty);
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}
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const red = viewer.entities.add({
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polygon: {
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hierarchy: Cesium.Cartesian3.fromDegreesArray([
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-70.0, 30.0, -60.0, 30.0, -60.0, 40.0, -70.0, 40.0,
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]),
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height: 0,
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},
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});
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makeProperty(red, Cesium.Color.RED.withAlpha(0.5));
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const blue = viewer.entities.add({
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polygon: {
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hierarchy: Cesium.Cartesian3.fromDegreesArray([
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-75.0, 34.0, -63.0, 34.0, -63.0, 40.0, -75.0, 40.0,
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]),
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height: 0,
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},
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});
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makeProperty(blue, Cesium.Color.BLUE.withAlpha(0.5));
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const green = viewer.entities.add({
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polygon: {
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hierarchy: Cesium.Cartesian3.fromDegreesArray([
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-67.0, 36.0, -55.0, 36.0, -55.0, 30.0, -67.0, 30.0,
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]),
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height: 0,
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},
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});
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makeProperty(green, Cesium.Color.GREEN.withAlpha(0.5));
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// Move the primitive that the mouse is over to the top.
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handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
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handler.setInputAction(function (movement) {
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// get an array of all primitives at the mouse position
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const pickedObjects = scene.drillPick(movement.endPosition);
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if (Cesium.defined(pickedObjects)) {
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//Update the collection of picked entities.
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pickedEntities.removeAll();
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for (let i = 0; i < pickedObjects.length; ++i) {
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const entity = pickedObjects[i].id;
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pickedEntities.add(entity);
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}
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}
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}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
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});
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Sandcastle.addToolbarButton("Pick position", function () {
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const modelEntity = viewer.entities.add({
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name: "milktruck",
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position: Cesium.Cartesian3.fromDegrees(-123.0744619, 44.0503706),
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model: {
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uri: "../../SampleData/models/CesiumMilkTruck/CesiumMilkTruck.glb",
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},
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});
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viewer.zoomTo(modelEntity);
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const labelEntity = viewer.entities.add({
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label: {
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show: false,
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showBackground: true,
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font: "14px monospace",
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horizontalOrigin: Cesium.HorizontalOrigin.LEFT,
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verticalOrigin: Cesium.VerticalOrigin.TOP,
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pixelOffset: new Cesium.Cartesian2(15, 0),
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},
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});
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// Mouse over the globe to see the cartographic position
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handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
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handler.setInputAction(function (movement) {
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let foundPosition = false;
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const scene = viewer.scene;
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if (scene.mode !== Cesium.SceneMode.MORPHING) {
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if (scene.pickPositionSupported) {
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const cartesian = viewer.scene.pickPosition(movement.endPosition);
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if (Cesium.defined(cartesian)) {
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const cartographic = Cesium.Cartographic.fromCartesian(cartesian);
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const longitudeString = Cesium.Math.toDegrees(
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cartographic.longitude,
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).toFixed(2);
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const latitudeString = Cesium.Math.toDegrees(
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cartographic.latitude,
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).toFixed(2);
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const heightString = cartographic.height.toFixed(2);
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labelEntity.position = cartesian;
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labelEntity.label.show = true;
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labelEntity.label.text =
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`Lon: ${` ${longitudeString}`.slice(-7)}\u00B0` +
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`\nLat: ${` ${latitudeString}`.slice(-7)}\u00B0` +
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`\nAlt: ${` ${heightString}`.slice(-7)}m`;
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labelEntity.label.eyeOffset = new Cesium.Cartesian3(
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0.0,
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0.0,
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-cartographic.height *
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(scene.mode === Cesium.SceneMode.SCENE2D ? 1.5 : 1.0),
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);
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foundPosition = true;
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}
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}
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}
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if (!foundPosition) {
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labelEntity.label.show = false;
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}
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}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
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});
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Sandcastle.reset = function () {
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viewer.entities.removeAll();
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handler = handler && handler.destroy();
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};
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//Sandcastle_End
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};
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if (typeof Cesium !== "undefined") {
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window.startupCalled = true;
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window.startup(Cesium).catch((error) => {
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"use strict";
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console.error(error);
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});
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Sandcastle.finishedLoading();
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}
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</script>
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</body>
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</html>
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