Java Code Examples for javafx.scene.layout.VBox#setBackground()

public ProcessController(){
    VBox vBox = new VBox();
    vBox.setAlignment(Pos.BASELINE_CENTER);
    vBox.setMinWidth(300);
    vBox.setBackground(new Background(new BackgroundFill(Color.rgb(250, 250, 250), CornerRadii.EMPTY, Insets.EMPTY)));
    ProgressIndicator progressIndicator = new ProgressIndicator();
    progressIndicator.setStyle(CommUtils.STYLE_TRANSPARENT);
    int circleSize = 75;
    progressIndicator.setMinWidth(circleSize);
    progressIndicator.setMinHeight(circleSize);
    Label topLab = new Label("正在识别图片，请稍等.....");
    topLab.setFont(Font.font(18));
    vBox.setSpacing(10);
    vBox.setPadding(new Insets(20, 0, 20, 0));
    vBox.getChildren().add(progressIndicator);
    vBox.getChildren().add(topLab);
    Scene scene = new Scene(vBox, Color.TRANSPARENT);
    setScene(scene);
    initStyle(StageStyle.TRANSPARENT);
    CommUtils.initStage(this);
}
 

@Override
public void start(Stage stage) throws Exception {
    Parent pane = root.get();

    double width = size.width;
    double height = size.height;

    VBox box = new VBox(pane);
    VBox.setVgrow(pane, ALWAYS);
    box.setMinSize(width, height);
    box.setPrefSize(width, height);
    box.setMaxSize(width, height);

    box.setBackground(new Background(new BackgroundFill(fill, null, null)));

    var scroll = new ScrollPane(box);
    var scene = new Scene(scroll);

    stage.setScene(scene);
    stage.show();
}
 

@Override public void init() {
    Label title = new Label("December 2015");
    title.setFont(Font.font(24));

    revenue = getBulletChart("Revenue", "($'000)", 600, 500, new Section(0, 200, RED), new Section(200, 400, YELLOW), new Section(400, 600, GREEN));
    profit  = getBulletChart("Profit", "($'000)", 100, 70, new Section(0, 20, RED), new Section(20, 60, YELLOW), new Section(60, 100, GREEN));
    sales   = getBulletChart("Sales", "(unit)", 1000, 700, new Section(0, 300, RED), new Section(300, 500, YELLOW), new Section(500, 1000, GREEN));

    HBox legend = new HBox(getLegendBox(RED, "Poor", 10),
                           getLegendBox(YELLOW, "Average", 10),
                           getLegendBox(GREEN, "Good", 10),
                           getLegendBox(GRAY, "Target", 5));
    legend.setSpacing(20);
    legend.setAlignment(Pos.CENTER);

    pane = new VBox(title, revenue, profit, sales, legend);
    pane.setBackground(new Background(new BackgroundFill(Color.WHITE, CornerRadii.EMPTY, Insets.EMPTY)));
    pane.setPadding(new Insets(20, 20, 20, 20));
    pane.setSpacing(10);
}
 

@Override public void init() {
    GaugeBuilder builder = GaugeBuilder.create()
                                       .skinType(SkinType.INDICATOR)
                                       .prefWidth(150)
                                       .animated(true)
                                       .decimals(0)
                                       .sectionsVisible(true)
                                       .sections(new Section(0, 33, Color.rgb(34, 180, 11)),
                                                 new Section(33, 66, Color.rgb(255, 146, 0)),
                                                 new Section(66, 100, Color.rgb(255, 0, 39)));
    ragweed  = builder.build();
    birch    = builder.build();
    grass    = builder.build();
    olive    = builder.build();
    combined = builder.build();

    HBox ragweedBox  = getHBox("RAGWEED", ragweed);
    HBox birchBox    = getHBox("BIRCH", birch);
    HBox grassBox    = getHBox("GRASS", grass);
    HBox oliveBox    = getHBox("OLIVE", olive);
    HBox combinedBox = getHBox("COMBINED", combined);

    pane = new VBox(ragweedBox, new Separator(Orientation.HORIZONTAL),
                    birchBox, new Separator(Orientation.HORIZONTAL),
                    grassBox, new Separator(Orientation.HORIZONTAL),
                    oliveBox, new Separator(Orientation.HORIZONTAL),
                    combinedBox);
    pane.setPadding(new Insets(20, 20, 0, 20));
    pane.setSpacing(10);
    pane.setBackground(new Background(new BackgroundFill(Color.rgb(242, 242, 242), CornerRadii.EMPTY, Insets.EMPTY)));
}
 

@Override public void start(Stage stage) {
    VBox pane = new VBox();
    pane.setPadding(new Insets(10, 10, 10, 10));
    pane.setBackground(new Background(new BackgroundFill(Color.web("#34495e"), CornerRadii.EMPTY, Insets.EMPTY)));
    pane.setSpacing(20);
    pane.setAlignment(Pos.CENTER);
    pane.getChildren().addAll(onOffSwitch, iconSwitchSymbol, iconSwitchText, iconSwitchSymbol1);

    Scene scene = new Scene(pane, 100, 150);

    stage.setTitle("OnOffSwitch");
    stage.setScene(scene);
    stage.show();
}
 

BoundsPopup(String buttonText) {
    super();
    button = new Button(buttonText);
    label = new Label();
    vbox = new VBox(button, label);
    vbox.setBackground(new Background(new BackgroundFill(Color.ALICEBLUE, null, null)));
    vbox.setPadding(new Insets(5));
    getContent().add(vbox);
}
 

private void initComponent() {
	Label titleLabel = new Label("", logoImageView);
	titleLabel.setStyle("-fx-text-fill: white;");

	titleHBox.setPadding(new Insets(5, 0, 0, 10));
	titleHBox.setPrefHeight(30);
	titleHBox.getChildren().add(titleLabel);

	topVBox.getChildren().add(titleHBox);
	topVBox.getChildren().add(userDataPane);

	listBaseStackPane.getChildren().add(tabPane);
	listBaseStackPane.getChildren().add(findListPane);

	centerBorderPane.setTop(searchBox);
	centerBorderPane.setCenter(listBaseStackPane);

	findTextField.setPromptText("搜索：联系人、多人聊天、群");
	findTextField.getStyleClass().remove("text-field");
	findTextField.setBackground(Background.EMPTY);
	findTextField.setMinHeight(30);
	findTextField.setStyle("-fx-prompt-text-fill:#ffffff;");

	Image image = ImageBox.getImageClassPath("/classics/images/main/search/search_icon.png");
	ImageView searchImageView = new ImageView();
	searchImageView.setImage(image);

	searchBox.getChildren().add(findTextField);
	searchBox.getChildren().add(searchImageView);
	HBox.setHgrow(findTextField, Priority.ALWAYS);

	searchBox.setAlignment(Pos.CENTER_RIGHT);
	searchBox.setStyle("-fx-background-color:rgba(0, 0, 0, 0.3)");

	tabPane.setStyle("-fx-background-color:rgba(230, 230, 230, 0.8)");

	functionBox.setBackground(Background.EMPTY);
	functionBox.setPadding(new Insets(0, 5, 5, 0));

	VBox separator = new VBox();
	separator.setPrefHeight(1);
	separator.setMinHeight(1);
	separator.setBackground(Background.EMPTY);
	// separator.setStyle("-fx-background-color:rgba(230, 230, 230, 1)");

	BorderPane bottomBorderPane = new BorderPane();
	bottomBorderPane.setCenter(functionBox);
	bottomBorderPane.setRight(rightFunctionBox);

	bottomBox.setPadding(new Insets(5, 2, 1, 2));
	bottomBox.setStyle("-fx-background-color:rgba(230, 230, 230, 0.7)");

	bottomBox.getChildren().add(separator);
	bottomBox.getChildren().add(bottomBorderPane);

	borderPane.setTop(topVBox);
	borderPane.setCenter(centerBorderPane);
	borderPane.setBottom(bottomBox);

	this.setCenter(borderPane);
	tabPane.setVisible(true);
	findListPane.setVisible(false);

	functionBox.setOnMouseEntered(m -> {
		functionBox.setCursor(Cursor.DEFAULT);
	});
}
 

@Override
public void start(Stage stage) {

  try {
    // create stack pane and application scene
    StackPane stackPane = new StackPane();
    Scene scene = new Scene(stackPane);
    scene.getStylesheets().add(getClass().getResource("/honor_mobile_map_package_expiration_date/style.css").toExternalForm());

    // set title, size, and add scene to stage
    stage.setTitle("Honor Mobile Map Package Expiration Date Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(scene);
    stage.show();

    // create an overlay to display the expiration information
    VBox expirationMessageVbox = new VBox(6);
    expirationMessageVbox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.3)"), CornerRadii.EMPTY,
            Insets.EMPTY)));
    expirationMessageVbox.setPadding(new Insets(10.0));
    expirationMessageVbox.setMaxSize(800, 150);
    expirationMessageVbox.setAlignment(Pos.CENTER);
    expirationMessageVbox.getStyleClass().add("panel-region");

    // create a label to display the expiration message and expiration date
    Label expirationDetailsLabel = new Label();
    expirationMessageVbox.getStyleClass().add("label");

    // add the labels to the overlay
    expirationMessageVbox.getChildren().add(expirationDetailsLabel);

    // create a map view
    mapView = new MapView();

    // load the mobile map package
    File mmpkFile = new File(System.getProperty("data.dir"), "./samples-data/mmpk/LothianRiversAnno.mmpk");
    mobileMapPackage = new MobileMapPackage(mmpkFile.getAbsolutePath());
    mobileMapPackage.loadAsync();
    mobileMapPackage.addDoneLoadingListener(() -> {
      // check if the map package has expiration information and if so, has it expired yet
      if (mobileMapPackage.getExpiration() != null && mobileMapPackage.getExpiration().isExpired()) {

        // get the expiration of the mobile map package
        Expiration expiration = mobileMapPackage.getExpiration();

        // get the expiration message
        String expirationMessage = expiration.getMessage();

        // get the expiration date
        SimpleDateFormat daysHoursFormat = new SimpleDateFormat("EEE',' d MMM yyyy 'at' hh:mm:ss a", Locale.US);
        String expirationDate = daysHoursFormat.format(expiration.getDateTime().getTimeInMillis());

        // set the expiration message to the label
        expirationDetailsLabel.setText(expirationMessage + "\n Mobile map package expired on: " + expirationDate + ".");

        // load the expired map if it is still accessible after expiration
        if (mobileMapPackage.getExpiration().getType() == ExpirationType.ALLOW_EXPIRED_ACCESS && mobileMapPackage.getLoadStatus() == LoadStatus.LOADED && !mobileMapPackage.getMaps().isEmpty()) {
          // add the map from the mobile map package to the map view
          mapView.setMap(mobileMapPackage.getMaps().get(0));

          // show an alert if the mobile map package is not accessible after expiration
        } else if (mobileMapPackage.getExpiration().getType() == ExpirationType.PREVENT_EXPIRED_ACCESS) {
          new Alert(Alert.AlertType.ERROR, "The author of this mobile map package has disallowed access after the expiration date.").show();
        }

        // show the map if it is not expired
      } else if (mobileMapPackage.getLoadStatus() == LoadStatus.LOADED && !mobileMapPackage.getMaps().isEmpty()) {
        // add the map from the mobile map package to the map view
        mapView.setMap(mobileMapPackage.getMaps().get(0));

      } else {
        new Alert(Alert.AlertType.ERROR, "Failed to load the mobile map package.").show();
      }
    });

    // add the map view and overlay to the stack pane
    stackPane.getChildren().addAll(mapView, expirationMessageVbox);
    StackPane.setAlignment(expirationMessageVbox, Pos.CENTER);

  } catch (Exception e) {
    // on any error, display the stack trace
    e.printStackTrace();
  }
}
 

@Override
public void start(Stage stage) {

  try {
    // create stack pane and JavaFX app scene
    StackPane stackPane = new StackPane();
    Scene fxScene = new Scene(stackPane);
    fxScene.getStylesheets().add(getClass().getResource("/change_atmosphere_effect/style.css").toExternalForm());

    // set title, size, and add JavaFX scene to stage
    stage.setTitle("Change Atmosphere Effect Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(fxScene);
    stage.show();

    // create a scene and add a basemap to it
    ArcGISScene scene = new ArcGISScene();
    scene.setBasemap(Basemap.createImagery());

    // set the scene to a scene view
    sceneView = new SceneView();
    sceneView.setArcGISScene(scene);

    // add base surface for elevation data
    Surface surface = new Surface();
    ArcGISTiledElevationSource elevationSource = new ArcGISTiledElevationSource(
            "https://elevation3d.arcgis.com/arcgis/rest/services/WorldElevation3D/Terrain3D/ImageServer");
    surface.getElevationSources().add(elevationSource);
    scene.setBaseSurface(surface);

    // add a camera and initial camera position
    Camera camera = new Camera(64.416919, -14.483728, 100, 318, 105, 0);
    sceneView.setViewpointCamera(camera);

    // create a control panel
    VBox controlsVBox = new VBox(6);
    controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0, 0, 0, 0.3)"),
        CornerRadii.EMPTY, Insets.EMPTY)));
    controlsVBox.setPadding(new Insets(10.0));
    controlsVBox.setMaxSize(260, 110);
    controlsVBox.getStyleClass().add("panel-region");

    // create buttons to set each atmosphere effect
    Button noAtmosphereButton = new Button("No Atmosphere Effect");
    Button realisticAtmosphereButton = new Button ("Realistic Atmosphere Effect");
    Button horizonAtmosphereButton = new Button ("Horizon Only Atmosphere Effect");
    noAtmosphereButton.setMaxWidth(Double.MAX_VALUE);
    realisticAtmosphereButton.setMaxWidth(Double.MAX_VALUE);
    horizonAtmosphereButton.setMaxWidth(Double.MAX_VALUE);

    noAtmosphereButton.setOnAction(event -> sceneView.setAtmosphereEffect(AtmosphereEffect.NONE));
    realisticAtmosphereButton.setOnAction(event -> sceneView.setAtmosphereEffect(AtmosphereEffect.REALISTIC));
    horizonAtmosphereButton.setOnAction(event -> sceneView.setAtmosphereEffect(AtmosphereEffect.HORIZON_ONLY));

    // add buttons to the control panel
    controlsVBox.getChildren().addAll(noAtmosphereButton, realisticAtmosphereButton, horizonAtmosphereButton);

    // add scene view and control panel to the stack pane
    stackPane.getChildren().addAll(sceneView, controlsVBox);
    StackPane.setAlignment(controlsVBox, Pos.TOP_RIGHT);
    StackPane.setMargin(controlsVBox, new Insets(10, 0, 0, 10));
  } catch (Exception e) {
    // on any error, display the stack trace.
    e.printStackTrace();
  }
}
 

@Override
public void start(Stage stage){

  try {

    // create stack pane and JavaFX app scene
    StackPane stackPane = new StackPane();
    Scene fxScene = new Scene(stackPane);
    fxScene.getStylesheets().add(getClass().getResource("/choose_camera_controller/style.css").toExternalForm());

    // set title, size, and add JavaFX scene to stage
    stage.setTitle("Choose Camera Controller Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(fxScene);
    stage.show();

    // create a scene and add a basemap to it
    ArcGISScene scene = new ArcGISScene();
    scene.setBasemap(Basemap.createImagery());

    // set the scene to a scene view
    sceneView = new SceneView();
    sceneView.setArcGISScene(scene);

    // add base surface for elevation data
    Surface surface = new Surface();
    ArcGISTiledElevationSource elevationSource = new ArcGISTiledElevationSource("https://elevation3d.arcgis" +
            ".com/arcgis/rest/services/WorldElevation3D/Terrain3D/ImageServer");
    surface.getElevationSources().add(elevationSource);
    scene.setBaseSurface(surface);

    // create a graphics overlay for the scene
    GraphicsOverlay sceneGraphicsOverlay = new GraphicsOverlay();
    sceneView.getGraphicsOverlays().add(sceneGraphicsOverlay);

    // create a graphic with a ModelSceneSymbol of a plane to add to the scene
    String modelURI = new File(System.getProperty("data.dir"), "./samples-data/bristol/Collada/Bristol.dae").getAbsolutePath();
    ModelSceneSymbol plane3DSymbol = new ModelSceneSymbol(modelURI, 1.0);
    plane3DSymbol.loadAsync();
    plane3DSymbol.setHeading(45);
    Graphic plane3D = new Graphic(new Point(-109.937516, 38.456714, 5000, SpatialReferences.getWgs84()), plane3DSymbol);
    sceneGraphicsOverlay.getSceneProperties().setSurfacePlacement(LayerSceneProperties.SurfacePlacement.ABSOLUTE);
    sceneGraphicsOverlay.getGraphics().add(plane3D);

    // create a camera and set it as the viewpoint for when the scene loads
    Camera camera = new Camera(38.459291, -109.937576, 5500, 150.0, 20.0, 0.0);
    sceneView.setViewpointCamera(camera);

    // instantiate a new camera controller which orbits the plane at a set distance
    OrbitGeoElementCameraController orbitPlaneCameraController = new OrbitGeoElementCameraController(plane3D, 100.0);
    orbitPlaneCameraController.setCameraPitchOffset(30);
    orbitPlaneCameraController.setCameraHeadingOffset(150);

    // instantiate a new camera controller which orbits a target location
    Point locationPoint = new Point(-109.929589, 38.437304, 1700, SpatialReferences.getWgs84());
    OrbitLocationCameraController orbitLocationCameraController = new OrbitLocationCameraController(locationPoint, 5000);
    orbitLocationCameraController.setCameraPitchOffset(3);
    orbitLocationCameraController.setCameraHeadingOffset(150);

    // create radio buttons for choosing camera controller
    RadioButton orbitPlane = new RadioButton("ORBIT CAMERA AROUND PLANE");
    RadioButton orbitLocation = new RadioButton("ORBIT CAMERA AROUND CRATER");
    RadioButton globeCamera = new RadioButton("FREE PAN ROUND THE GLOBE");
    globeCamera.setSelected(true);

    // set the buttons to a toggle group
    ToggleGroup toggleGroup = new ToggleGroup();
    orbitPlane.setToggleGroup(toggleGroup);
    orbitLocation.setToggleGroup(toggleGroup);
    globeCamera.setToggleGroup(toggleGroup);

    // set the radio buttons to choose which camera controller is active
    orbitPlane.setOnAction(event -> sceneView.setCameraController(orbitPlaneCameraController));

    orbitLocation.setOnAction(event -> sceneView.setCameraController(orbitLocationCameraController));

    globeCamera.setOnAction(event -> sceneView.setCameraController(new GlobeCameraController()));

    // create a control panel
    VBox controlsVBox = new VBox(10);
    controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0, 0, 0, 0.3)"), CornerRadii.EMPTY, Insets.EMPTY)));
    controlsVBox.setPadding(new Insets(10.0));
    controlsVBox.setMaxSize(300, 80);
    controlsVBox.getStyleClass().add("panel-region");
    // add radio buttons to the control panel
    controlsVBox.getChildren().addAll(orbitPlane, orbitLocation, globeCamera);

    // add scene view, label and control panel to the stack pane
    stackPane.getChildren().addAll(sceneView, controlsVBox);
    StackPane.setAlignment(controlsVBox, Pos.TOP_LEFT);
    StackPane.setMargin(controlsVBox, new Insets(60, 0, 0, 20));

  } catch (Exception e) {
    // on any exception, print the stack trace
    e.printStackTrace();
  }
}
 

@Override
public void start(Stage stage) {

  try {
    // create stack pane and application scene
    StackPane stackPane = new StackPane();
    Scene scene = new Scene(stackPane);
    scene.getStylesheets().add(getClass().getResource("/simple_line_symbol/style.css").toExternalForm());

    // set title, size, and add scene to stage
    stage.setTitle("Simple Line Symbol Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(scene);
    stage.show();

    // create a control panel
    VBox controlsVBox = new VBox(6);
    controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.3)"), CornerRadii.EMPTY,
        Insets.EMPTY)));
    controlsVBox.setPadding(new Insets(10.0));
    controlsVBox.setMaxSize(180, 200);
    controlsVBox.getStyleClass().add("panel-region");

    createSymbolFunctionality(controlsVBox);

    final ArcGISMap map = new ArcGISMap(Basemap.createImagery());

    // set initial map view point
    Point point = new Point(-226773, 6550477, SpatialReferences.getWebMercator());
    Viewpoint viewpoint = new Viewpoint(point, 7200); // point, scale
    map.setInitialViewpoint(viewpoint);

    // create a view for this ArcGISMap and set ArcGISMap to it
    mapView = new MapView();
    mapView.setMap(map);

    // creates a line from two points
    PointCollection points = new PointCollection(SpatialReferences.getWebMercator());
    points.add(-226913, 6550477);
    points.add(-226643, 6550477);
    Polyline line = new Polyline(points);

    // creates a solid red (0xFFFF0000) simple line symbol
    lineSymbol = new SimpleLineSymbol(Style.SOLID, 0xFFFF0000, 3);

    // add line with symbol to graphics overlay and add overlay to map view
    GraphicsOverlay graphicsOverlay = new GraphicsOverlay();
    mapView.getGraphicsOverlays().add(graphicsOverlay);
    graphicsOverlay.getGraphics().add(new Graphic(line, lineSymbol));

    // add the map view and control panel to stack pane
    stackPane.getChildren().addAll(mapView, controlsVBox);
    StackPane.setAlignment(controlsVBox, Pos.TOP_LEFT);
    StackPane.setMargin(controlsVBox, new Insets(10, 0, 0, 10));
  } catch (Exception e) {
    // on any error, display the stack trace
    e.printStackTrace();
  }
}
 

@Override
public void start(Stage stage) {

  try {
    // create stack pane and application scene
    StackPane stackPane = new StackPane();
    Scene scene = new Scene(stackPane);
    scene.getStylesheets().add(getClass().getResource("/simple_fill_symbol/style.css").toExternalForm());

    // set title, size, and add scene to stage
    stage.setTitle("Simple Fill Symbol Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(scene);
    stage.show();

    // create a control panel
    controlsVBox = new VBox(6);
    controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.3)"), CornerRadii.EMPTY,
        Insets.EMPTY)));
    controlsVBox.setPadding(new Insets(10.0));
    controlsVBox.setMaxSize(180, 200);
    controlsVBox.getStyleClass().add("panel-region");

    createSymbolFunctionality();

    final ArcGISMap map = new ArcGISMap(Basemap.createTopographic());

    // set initial map view point
    Point initialPoint = new Point(-12000000, 5400000, SpatialReferences.getWebMercator());
    Viewpoint viewpoint = new Viewpoint(initialPoint, 10000000); // point, scale
    map.setInitialViewpoint(viewpoint);

    // create a view for this ArcGISMap and set ArcGISMap to it
    mapView = new MapView();
    mapView.setMap(map);

    // creates a square from four points
    PointCollection points = new PointCollection(SpatialReferences.getWebMercator());
    points.add(-1.1579397849033352E7, 5618494.623878779);
    points.add(-1.158486021463032E7, 5020365.591010623);
    points.add(-1.236324731219847E7, 5009440.859816683);
    points.add(-1.2360516129399985E7, 5621225.806677263);
    Polygon square = new Polygon(points);

    // transparent red (0x88FF0000) color symbol
    fillSymbol = new SimpleFillSymbol(Style.SOLID, 0x88FF0000, null);

    // renders graphics to the GeoView
    GraphicsOverlay graphicsOverlay = new GraphicsOverlay();
    mapView.getGraphicsOverlays().add(graphicsOverlay);
    graphicsOverlay.getGraphics().add(new Graphic(square, fillSymbol));

    createLineSymbols();

    // add the map view and control panel to stack pane
    stackPane.getChildren().addAll(mapView, controlsVBox);
    StackPane.setAlignment(controlsVBox, Pos.TOP_LEFT);
    StackPane.setMargin(controlsVBox, new Insets(10, 0, 0, 10));

  } catch (Exception e) {
    // on any error, display the stack trace
    e.printStackTrace();
  }
}
 

@Override
public void start(Stage stage) {

  try {
    // create stack pane and application scene
    StackPane stackPane = new StackPane();
    Scene fxScene = new Scene(stackPane);
    fxScene.getStylesheets().add(getClass().getResource("/edit_kml_ground_overlay/style.css").toExternalForm());

    // set title, size and add application scene to stage
    stage.setTitle("Edit KML Ground Overlay Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(fxScene);
    stage.show();

    // create a scene and add it to the scene view
    ArcGISScene scene = new ArcGISScene(Basemap.createImagery());
    sceneView = new SceneView();
    sceneView.setArcGISScene(scene);

    // create a geometry for the ground overlay
    Envelope overlayGeometry = new Envelope(-123.066227926904, 44.04736963555683, -123.0796942287304, 44.03878298600624, SpatialReferences.getWgs84());

    // create a KML icon for the overlay image
    String overlayImageURI = new File(System.getProperty("data.dir"), "./samples-data/images/1944.jpg").getAbsolutePath();
    KmlIcon overlayImage = new KmlIcon(overlayImageURI);

    // create the KML ground overlay
    KmlGroundOverlay kmlGroundOverlay = new KmlGroundOverlay(overlayGeometry, overlayImage);

    // set the rotation of the ground overlay to correct the overlay's rotation with respect to the basemap
    kmlGroundOverlay.setRotation(-3.046024799346924);

    // create a KML dataset with the ground overlay as the root node
    KmlDataset kmlDataset = new KmlDataset(kmlGroundOverlay);

    // create a KML layer using the KML dataset
    KmlLayer kmlLayer = new KmlLayer(kmlDataset);

    // add the KML layer to the scene view
    sceneView.getArcGISScene().getOperationalLayers().add(kmlLayer);

    // set the viewpoint to the ground overlay
    sceneView.setViewpoint(new Viewpoint(overlayGeometry, new Camera(overlayGeometry.getCenter(), 1250, 45, 60, 0)));

    // create a slider for adjusting the overlay opacity
    Slider slider = new Slider(0, 1, 1);
    slider.setMaxWidth(300);

    // add a listener to the slider's value property to set the opacity of the KML ground overlay
    slider.valueProperty().addListener(o ->
            kmlGroundOverlay.setColor(ColorUtil.colorToArgb(new Color(0, 0, 0, slider.getValue())))
    );

    // create a controls box
    VBox controlsVBox = new VBox();
    controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.5)"), CornerRadii.EMPTY,
            Insets.EMPTY)));
    controlsVBox.setPadding(new Insets(10.0));
    controlsVBox.setSpacing(5);
    controlsVBox.setMaxSize(250, 20);
    controlsVBox.setAlignment(Pos.CENTER);
    controlsVBox.getStyleClass().add("panel-region");

    // create a label for the slider
    Label label = new Label("Overlay Opacity");
    // add the slider and label to the controls box
    controlsVBox.getChildren().addAll(label, slider);

    // add the scene view and controls to the stack pane
    stackPane.getChildren().addAll(sceneView, controlsVBox);
    StackPane.setAlignment(controlsVBox, Pos.TOP_LEFT);
    StackPane.setMargin(controlsVBox, new Insets(10, 0, 0, 10));

  } catch (Exception e) {
    // on any error, display the stack trace.
    e.printStackTrace();
  }
}
 

public JFXColorPalette(final JFXColorPicker colorPicker) {
    getStyleClass().add("color-palette-region");
    this.colorPicker = colorPicker;
    colorPickerGrid = new JFXColorGrid();
    colorPickerGrid.getChildren().get(0).requestFocus();
    customColorLabel.setAlignment(Pos.CENTER_LEFT);
    customColorLink.setPrefWidth(colorPickerGrid.prefWidth(-1));
    customColorLink.setAlignment(Pos.CENTER);
    customColorLink.setFocusTraversable(true);
    customColorLink.setOnAction(ev -> {
        if (customColorDialog == null) {
            customColorDialog = new JFXCustomColorPickerDialog(popupControl);
            customColorDialog.customColorProperty().addListener((ov, t1, t2) -> {
                colorPicker.setValue(customColorDialog.customColorProperty().get());
            });
            customColorDialog.setOnSave(() -> {
                Color customColor = customColorDialog.customColorProperty().get();
                buildCustomColors();
                colorPicker.getCustomColors().add(customColor);
                updateSelection(customColor);
                Event.fireEvent(colorPicker, new ActionEvent());
                colorPicker.hide();
            });
        }
        customColorDialog.setCurrentColor(colorPicker.valueProperty().get());
        if (popupControl != null) {
            popupControl.setAutoHide(false);
        }
        customColorDialog.show();
        customColorDialog.setOnHidden(event -> {
            if (popupControl != null) {
                popupControl.setAutoHide(true);
            }
        });
    });

    initNavigation();
    customColorGrid.getStyleClass().add("color-picker-grid");
    customColorGrid.setVisible(false);

    buildCustomColors();

    colorPicker.getCustomColors().addListener((Change<? extends Color> change) -> buildCustomColors());
    VBox paletteBox = new VBox();
    paletteBox.getStyleClass().add("color-palette");
    paletteBox.setBackground(new Background(new BackgroundFill(Color.WHITE, CornerRadii.EMPTY, Insets.EMPTY)));
    paletteBox.setBorder(new Border(new BorderStroke(Color.valueOf("#9E9E9E"),
        BorderStrokeStyle.SOLID,
        CornerRadii.EMPTY,
        BorderWidths.DEFAULT)));
    paletteBox.getChildren().addAll(colorPickerGrid);
    if (colorPicker.getPreDefinedColors() == null) {
        paletteBox.getChildren().addAll(customColorLabel, customColorGrid, customColorLink);
    }

    hoverSquare.setMouseTransparent(true);
    hoverSquare.getStyleClass().addAll("hover-square");
    setFocusedSquare(null);

    getChildren().addAll(paletteBox, hoverSquare);
}