javafx.scene.layout.Background Java Examples

@Override protected void redraw() {
    pane.setBorder(new Border(new BorderStroke(gauge.getBorderPaint(), BorderStrokeStyle.SOLID, new CornerRadii(size * 0.025), new BorderWidths(gauge.getBorderWidth() / PREFERRED_WIDTH * size))));
    pane.setBackground(new Background(new BackgroundFill(gauge.getBackgroundPaint(), new CornerRadii(size * 0.025), Insets.EMPTY)));

    locale       = gauge.getLocale();
    formatString = new StringBuilder("%.").append(Integer.toString(gauge.getDecimals())).append("f").toString();

    titleText.setText(gauge.getTitle());
    subTitleText.setText(gauge.getSubTitle());
    resizeStaticText();

    titleText.setFill(gauge.getTitleColor());
    valueText.setFill(gauge.getValueColor());
    averageText.setFill(gauge.getAverageColor());
    highText.setFill(gauge.getValueColor());
    lowText.setFill(gauge.getValueColor());
    subTitleText.setFill(gauge.getSubTitleColor());
    sparkLine.setStroke(gauge.getBarColor());
    stdDeviationArea.setFill(Helper.getTranslucentColorFrom(gauge.getAverageColor(), 0.1));
    averageLine.setStroke(gauge.getAverageColor());
    dot.setFill(gauge.getBarColor());
}
 

/** @param model Model to represent. Must <u>not</u> be running, yet */
public AlarmTreeView(final AlarmClient model)
{
    if (model.isRunning())
        throw new IllegalStateException();

    changing.setTextFill(Color.WHITE);
    changing.setBackground(new Background(new BackgroundFill(Color.BLUE, CornerRadii.EMPTY, Insets.EMPTY)));

    this.model = model;

    tree_view.setShowRoot(false);
    tree_view.setCellFactory(view -> new AlarmTreeViewCell());
    tree_view.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);

    setTop(createToolbar());
    setCenter(tree_view);

    tree_view.setRoot(createViewItem(model.getRoot()));

    model.addListener(this);

    createContextMenu();
    addClickSupport();
    addDragSupport();
}
 

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);
}
 

private void initGraphics() {
    if (Double.compare(getPrefWidth(), 0.0) <= 0 || Double.compare(getPrefHeight(), 0.0) <= 0 || Double.compare(getWidth(), 0.0) <= 0 ||
        Double.compare(getHeight(), 0.0) <= 0) {
        if (getPrefWidth() > 0 && getPrefHeight() > 0) {
            setPrefSize(getPrefWidth(), getPrefHeight());
        } else {
            setPrefSize(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        }
    }

    segmentPane = new Pane();

    chartCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
    chartCanvas.setMouseTransparent(true);

    chartCtx    = chartCanvas.getGraphicsContext2D();

    pane = new Pane(segmentPane, chartCanvas);
    pane.setBackground(new Background(new BackgroundFill(backgroundPaint, CornerRadii.EMPTY, Insets.EMPTY)));
    pane.setBorder(new Border(new BorderStroke(borderPaint, BorderStrokeStyle.SOLID, CornerRadii.EMPTY, new BorderWidths(borderWidth))));

    getChildren().setAll(pane);

    prepareData();
}
 

@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);
}
 

protected String describeBackground(Background b)
{
	SB sb = new SB();
	sb.a("Background<");
	boolean sep = false;
	for(BackgroundFill f: b.getFills())
	{
		if(sep)
		{
			sb.a(",");
		}
		else
		{
			sep = true;
		}
		sb.a(describe(f));
	}
	sb.a(">");
	return sb.toString();
}
 

@Override
protected void layoutChildren(final double x, final double y, final double w, final double h) {
    super.layoutChildren(x, y, w, h);

    final double height = getSkinnable().getHeight();
    linesWrapper.layoutLines(x, y, w, h, height, promptText == null ? 0 : promptText.getLayoutBounds().getHeight() + 3);
    errorContainer.layoutPane(x, height + linesWrapper.focusedLine.getHeight(), w, h);
    linesWrapper.updateLabelFloatLayout();


    if (invalid) {
        invalid = false;
        // set the default background of text area viewport to white
        Region viewPort = (Region) scrollPane.getChildrenUnmodifiable().get(0);
        viewPort.setBackground(new Background(new BackgroundFill(Color.TRANSPARENT,
            CornerRadii.EMPTY,
            Insets.EMPTY)));
        // reapply css of scroll pane in case set by the user
        viewPort.applyCss();
        errorContainer.invalid(w);
        // focus
        linesWrapper.invalid();
    }
}
 

@Override protected void redraw() {
    pane.setBorder(new Border(new BorderStroke(clock.getBorderPaint(), BorderStrokeStyle.SOLID, new CornerRadii(1024), new BorderWidths(clock.getBorderWidth() / PREFERRED_WIDTH * size))));
    pane.setBackground(new Background(new BackgroundFill(clock.getBackgroundPaint(), new CornerRadii(1024), Insets.EMPTY)));

    shadowGroup.setEffect(clock.getShadowsEnabled() ? dropShadow : null);

    // Tick Marks
    tickCanvas.setCache(false);
    drawTicks();
    tickCanvas.setCache(true);
    tickCanvas.setCacheHint(CacheHint.QUALITY);

    needle.setStroke(clock.getHourColor());

    ZonedDateTime time = clock.getTime();

    updateTime(time);
}
 

private void initGraphics() {
    if (Double.compare(getPrefWidth(), 0.0) <= 0 || Double.compare(getPrefHeight(), 0.0) <= 0 || Double.compare(getWidth(), 0.0) <= 0 ||
        Double.compare(getHeight(), 0.0) <= 0) {
        if (getPrefWidth() > 0 && getPrefHeight() > 0) {
            setPrefSize(getPrefWidth(), getPrefHeight());
        } else {
            setPrefSize(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        }
    }

    segmentPane = new Pane();

    chartCanvas = new Canvas(PREFERRED_WIDTH, PREFERRED_HEIGHT);
    chartCanvas.setMouseTransparent(true);

    chartCtx    = chartCanvas.getGraphicsContext2D();

    pane = new Pane(segmentPane, chartCanvas);
    pane.setBackground(new Background(new BackgroundFill(backgroundPaint, CornerRadii.EMPTY, Insets.EMPTY)));
    pane.setBorder(new Border(new BorderStroke(borderPaint, BorderStrokeStyle.SOLID, CornerRadii.EMPTY, new BorderWidths(borderWidth))));

    getChildren().setAll(pane);

    prepareData();
}
 

@Override protected void redraw() {
    pane.setBorder(new Border(new BorderStroke(gauge.getBorderPaint(), BorderStrokeStyle.SOLID, new CornerRadii(1024), new BorderWidths(gauge.getBorderWidth() / PREFERRED_WIDTH * size))));
    pane.setBackground(new Background(new BackgroundFill(gauge.getBackgroundPaint(), new CornerRadii(1024), Insets.EMPTY)));
    colorGradientEnabled = gauge.isGradientBarEnabled();
    noOfGradientStops    = gauge.getGradientBarStops().size();
    sectionsVisible      = gauge.getSectionsVisible();

    titleText.setText(gauge.getTitle());
    unitText.setText(gauge.getUnit());
    resizeStaticText();

    barBackground.setStroke(gauge.getBarBackgroundColor());
    setBarColor(gauge.getCurrentValue());
    titleText.setFill(gauge.getTitleColor());
    valueText.setFill(gauge.getValueColor());
    unitText.setFill(gauge.getUnitColor());
}
 

@Override
protected Label createJFXNode ( ) throws Exception {

    Label symbol = new Label();

    symbol.setAlignment(JFXUtil.computePos(model_widget.propHorizontalAlignment().getValue(), model_widget.propVerticalAlignment().getValue()));
    symbol.setBackground(model_widget.propTransparent().getValue()
        ? null
        : new Background(new BackgroundFill(JFXUtil.convert(model_widget.propBackgroundColor().getValue()), CornerRadii.EMPTY, Insets.EMPTY))
    );
    symbol.setFont(JFXUtil.convert(model_widget.propFont().getValue()));
    symbol.setTextFill(JFXUtil.convert(model_widget.propForegroundColor().getValue()));
    symbol.setText("\u263A");

    enabled = model_widget.propEnabled().getValue();

    Styles.update(symbol, Styles.NOT_ENABLED, !enabled);

    return symbol;

}
 

protected void initGraphics() {
    // Set initial size
    if (Double.compare(tile.getPrefWidth(), 0.0) <= 0 || Double.compare(tile.getPrefHeight(), 0.0) <= 0 ||
        Double.compare(tile.getWidth(), 0.0) <= 0 || Double.compare(tile.getHeight(), 0.0) <= 0) {
        if (tile.getPrefWidth() > 0 && tile.getPrefHeight() > 0) {
            tile.setPrefSize(tile.getPrefWidth(), tile.getPrefHeight());
        } else {
            tile.setPrefSize(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        }
    }

    shadow = new DropShadow(BlurType.TWO_PASS_BOX, Color.rgb(0, 0, 0, 0.65), 3, 0, 0, 0);

    notifyRegion = new NotifyRegion();
    enableNode(notifyRegion, false);

    pane = new Pane(notifyRegion);
    pane.setBorder(new Border(new BorderStroke(tile.getBorderColor(), BorderStrokeStyle.SOLID, new CornerRadii(PREFERRED_WIDTH * 0.025), new BorderWidths(tile.getBorderWidth()))));
    pane.setBackground(new Background(new BackgroundFill(tile.getBackgroundColor(), new CornerRadii(PREFERRED_WIDTH * 0.025), Insets.EMPTY)));

    getChildren().setAll(pane);
}
 

/** @param content_model Model to represent */
private void representContent(final DisplayModel content_model)
{
    try
    {
        toolkit.representModel(body, content_model);
        // Set 'body' of navtabs to color of the embedded model
        body.setBackground(new Background(new BackgroundFill(JFXUtil.convert(content_model.propBackgroundColor().getValue()), CornerRadii.EMPTY, Insets.EMPTY)));
    }
    catch (final Exception ex)
    {
        logger.log(Level.WARNING, "Failed to represent embedded display", ex);
    }
    finally
    {
        toolkit.onRepresentationFinished();
    }
}
 

/**
 * Creates the new ticker billboard
 */
public void createBillboard() {

	matrix = DotMatrixBuilder.create().prefSize(925, 54).colsAndRows(196, 11).dotOnColor(Color.rgb(255, 55, 0))
			.dotOffColor(Color.rgb(64, 64, 64)).dotShape(DotShape.ROUND).matrixFont(MatrixFont8x8.INSTANCE).build();

	billboard = new StackPane(matrix);
	// billboard.setPadding(new Insets(1));
	billboard.setBackground(
			new Background(new BackgroundFill(Color.rgb(20, 20, 20), CornerRadii.EMPTY, Insets.EMPTY)));
	// billboard.setBorder(new Border(new BorderStroke(Color.DARKCYAN,
	// BorderStrokeStyle.DOTTED, CornerRadii.EMPTY, BorderWidths.FULL)));
	dragNode = new DraggableNode(billboard, stage, 925, 54);

	dragNode.setCache(true);
	dragNode.setCacheShape(true);
	dragNode.setCacheHint(CacheHint.SPEED);
}
 

private void initComponent() {
	this.getChildren().add(listRootPane);
	//this.setAlignment(Pos.BOTTOM_CENTER);

	flowPane.setPadding(new Insets(15, 10, 0, 10));
	flowPane.setVgap(10);
	flowPane.setHgap(10);
	flowPane.setPrefWrapLength(900); // 预设流面板的宽度，使得能够显示两列

	scrollPane.setBackground(Background.EMPTY);
	scrollPane.setHbarPolicy(ScrollPane.ScrollBarPolicy.NEVER);
	scrollPane.setContent(flowPane);

	centerPane.getChildren().add(scrollPane);
	centerPane.getChildren().add(waitingPanel);

	centerPane.setStyle("-fx-background-color:rgba(255, 255, 255, 0.7)");

	listRootPane.setCenter(centerPane);
	listRootPane.setBottom(page);
	listRootPane.setStyle("-fx-background-color:rgba(255, 255, 255, 0.9)");
	VBox.setVgrow(listRootPane, Priority.ALWAYS);
	this.showWaiting(false, WaitingPane.show_waiting);
	this.setPage(0, 1);
}
 

@Override protected void redraw() {
    pane.setBorder(new Border(new BorderStroke(gauge.getBorderPaint(), BorderStrokeStyle.SOLID, CornerRadii.EMPTY, new BorderWidths(gauge.getBorderWidth() / PREFERRED_WIDTH * width))));
    pane.setBackground(new Background(new BackgroundFill(gauge.getBackgroundPaint(), CornerRadii.EMPTY, Insets.EMPTY)));
    barColor                 = gauge.getBarColor();
    thresholdColor           = gauge.getThresholdColor();
    barBackgroundColor       = gauge.getBarBackgroundColor();
    thresholdBackgroundColor = Color.color(thresholdColor.getRed(), thresholdColor.getGreen(), thresholdColor.getBlue(), 0.25);
    barBackground.setFill(barBackgroundColor);
    thresholdBar.setFill(thresholdBackgroundColor);
    dataBar.setFill(barColor);
    dataBarThreshold.setFill(thresholdColor);

    titleText.setFill(gauge.getTitleColor());
    titleText.setText(gauge.getTitle());

    valueText.setFill(gauge.getValueColor());
    valueText.setText(formatNumber(gauge.getLocale(), gauge.getFormatString(), gauge.getDecimals(), gauge.getCurrentValue()));

    unitText.setFill(gauge.getUnitColor());
    unitText.setText(gauge.getUnit());
    
    resizeStaticText();
    resizeValueText();
    
}
 

private void resize() {
    double width  = getWidth() - getInsets().getLeft() - getInsets().getRight();
    double height = getHeight() - getInsets().getTop() - getInsets().getBottom();
    size          = width < height ? width : height;

    if (size > 0) {
        pane.setMaxSize(size, size);
        pane.relocate((getWidth() - size) * 0.5, (getHeight() - size) * 0.5);
        pane.setBackground(new Background(new BackgroundFill(getChartBackgroundColor(), new CornerRadii(1024), Insets.EMPTY)));

        chartCanvas.setWidth(size);
        chartCanvas.setHeight(size);

        overlayCanvas.setWidth(size);
        overlayCanvas.setHeight(size);

        redraw();
    }
}
 

/**
 */
public OverlayPane()
{
	super();
	super.getChildren().add(canvasPane);
	setBackground(new Background(new BackgroundFill(Color.BLACK.deriveColor(0.0, 1.0, 1.0, 0.0), CornerRadii.EMPTY, Insets.EMPTY)));

	this.overlayRenderers = new CopyOnWriteArrayList<>();

	final ChangeListener<Number> sizeChangeListener = (observable, oldValue, newValue)
			-> {
		final double wd = widthProperty().get();
		final double hd = heightProperty().get();
		final int    w  = (int) wd;
		final int    h  = (int) hd;
		if (w <= 0 || h <= 0)
			return;
		overlayRenderers.forEach(or -> or.setCanvasSize(w, h));
		layout();
		drawOverlays();
	};

	widthProperty().addListener(sizeChangeListener);
	heightProperty().addListener(sizeChangeListener);

}
 

@Override public void start(Stage stage) {
    StackPane pane = new StackPane(gauge);
    pane.setPadding(new Insets(20));
    pane.setBackground(new Background(new BackgroundFill(Gauge.DARK_COLOR, CornerRadii.EMPTY, Insets.EMPTY)));

    Scene scene = new Scene(pane);

    stage.setTitle("Medusa MultiGauge");
    stage.setScene(scene);
    stage.show();

    timer.start();

    // Calculate number of nodes
    calcNoOfNodes(pane);
    System.out.println(noOfNodes + " Nodes in SceneGraph");
}
 

private void initGraphics() {
    if (Double.compare(getPrefWidth(), 0.0) <= 0 || Double.compare(getPrefHeight(), 0.0) <= 0 ||
        Double.compare(getWidth(), 0.0) <= 0 || Double.compare(getHeight(), 0.0) <= 0) {
        if (getPrefWidth() > 0 && getPrefHeight() > 0) {
            setPrefSize(getPrefWidth(), getPrefHeight());
        } else {
            setPrefSize(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        }
    }

    nameText = new Text(getName());
    nameText.setTextOrigin(VPos.TOP);

    valueText = new Text(String.format(locale, formatString, getValue()));
    valueText.setTextOrigin(VPos.TOP);

    barBackground = new Rectangle();

    bar = new Rectangle();

    pane = new Pane(nameText, valueText, barBackground, bar);
    pane.setBackground(new Background(new BackgroundFill(Color.TRANSPARENT, CornerRadii.EMPTY, Insets.EMPTY)));

    getChildren().setAll(pane);
}
 

@Override protected void redraw() {
    pane.setBorder(new Border(new BorderStroke(gauge.getBorderPaint(), BorderStrokeStyle.SOLID, new CornerRadii(1024), new BorderWidths(gauge.getBorderWidth() / PREFERRED_WIDTH * size))));
    pane.setBackground(new Background(new BackgroundFill(gauge.getBackgroundPaint(), new CornerRadii(1024), Insets.EMPTY)));
    colorGradientEnabled = gauge.isGradientBarEnabled();
    noOfGradientStops    = gauge.getGradientBarStops().size();
    sectionsVisible      = gauge.getSectionsVisible();

    titleText.setText(gauge.getTitle());
    unitText.setText(gauge.getUnit());
    resizeStaticText();

    barBackground.setStroke(gauge.getBarBackgroundColor());
    setBarColor(gauge.getCurrentValue());
    titleText.setFill(gauge.getTitleColor());
    valueText.setFill(gauge.getValueColor());
    unitText.setFill(gauge.getUnitColor());
}
 

public void updateSelectionBackground() {
    CornerRadii radii = getSkinnable().getBackground() == null ? CornerRadii.EMPTY : getSkinnable().getBackground()
        .getFills()
        .get(0)
        .getRadii();
    Insets insets = getSkinnable().getBackground() == null ? Insets.EMPTY : getSkinnable().getBackground()
        .getFills()
        .get(0)
        .getInsets();
    selectionOverLay.setBackground(new Background(new BackgroundFill(getSkinnable().isSelected() ? ((JFXToggleNode) getSkinnable())
        .getSelectedColor() : ((JFXToggleNode) getSkinnable()).getUnSelectedColor(), radii, insets)));
}
 

protected void redraw() {
    pane.setBorder(new Border(new BorderStroke(tile.getBorderColor(), BorderStrokeStyle.SOLID, tile.getRoundedCorners() ? new CornerRadii(clamp(0, Double.MAX_VALUE, size * 0.025)) : CornerRadii.EMPTY, new BorderWidths(clamp(0, Double.MAX_VALUE, tile.getBorderWidth() / PREFERRED_WIDTH * size)))));
    pane.setBackground(new Background(new BackgroundFill(tile.getBackgroundColor(), tile.getRoundedCorners() ? new CornerRadii(clamp(0, Double.MAX_VALUE, size * 0.025)) : CornerRadii.EMPTY, Insets.EMPTY)));
    notifyRegion.setRoundedCorner(tile.getRoundedCorners());
    notifyRegion.setBackgroundColor(tile.getNotificationBackgroundColor());
    notifyRegion.setForegroundColor(tile.getNotificationForegroundColor());

    locale          = tile.getLocale();
    formatString    = new StringBuilder("%.").append(Integer.toString(tile.getDecimals())).append("f").toString();
    sectionsVisible = tile.getSectionsVisible();
    textSize        = tile.getTextSize();
}
 

/** @return Label that indicates missing server connection */
public static Label createNoServerLabel()
{
    final Label no_server = new Label("No Alarm Server Connection");
    no_server.setTextFill(Color.WHITE);
    no_server.setBackground(new Background(new BackgroundFill(Color.RED, CornerRadii.EMPTY, Insets.EMPTY)));
    return no_server;
}
 

public TilesFXSeries(final Series<X, Y> SERIES, final Paint STROKE, final Paint FILL, final Background SYMBOL_BACKGROUND, final Paint LEGEND_SYMBOL_FILL) {
    series           = SERIES;
    stroke           = STROKE;
    fill             = FILL;
    symbolBackground = SYMBOL_BACKGROUND;
    legendSymbolFill = LEGEND_SYMBOL_FILL;
}
 

public TilesFXSeries(final Series<X, Y> SERIES, final Paint STROKE, final Paint FILL) {
    series = SERIES;
    stroke = STROKE;
    fill   = FILL;
    if (null != stroke & null != fill) {
        symbolBackground = new Background(new BackgroundFill(STROKE, new CornerRadii(5), Insets.EMPTY), new BackgroundFill(Color.WHITE, new CornerRadii(5), new Insets(2)));
        legendSymbolFill = stroke;
    }
}
 

private void redraw() {
    pane.setBackground(new Background(new BackgroundFill(getSkinnable().getBackgroundPaint(), CornerRadii.EMPTY, Insets.EMPTY)));
    sectionsVisible    = getSkinnable().getSectionsVisible();
    barBackgroundColor = getSkinnable().getBarBackgroundColor();
    barColor           = getSkinnable().getBarColor();
    drawBackground();
    setBar(getSkinnable().getCurrentValue());
}
 

@Override
public void start(Stage stage) {

  // create stack pane and application scene
  StackPane stackPane = new StackPane();
  Scene scene = new Scene(stackPane);

  // set title, size and scene to stage
  stage.setTitle("Scale Bar Sample");
  stage.setWidth(800);
  stage.setHeight(700);
  stage.setScene(scene);
  stage.show();

  // create a map view
  mapView = new MapView();
  ArcGISMap map = new ArcGISMap(Basemap.Type.IMAGERY, 64.1405, -16.2426, 16);
  mapView.setMap(map);

  // create a scale bar for the map view
  Scalebar scaleBar = new Scalebar(mapView);

  // specify skin style for the scale bar
  scaleBar.setSkinStyle(Scalebar.SkinStyle.GRADUATED_LINE);

  // set the unit system (default is METRIC)
  scaleBar.setUnitSystem(UnitSystem.IMPERIAL);

  // to enhance visibility of the scale bar, by making background transparent
  Color transparentWhite = new Color(1, 1, 1, 0.7);
  scaleBar.setBackground(new Background(new BackgroundFill(transparentWhite, new CornerRadii(5), Insets.EMPTY)));

  // add the map view and scale bar to stack pane
  stackPane.getChildren().addAll(mapView, scaleBar);

  // set position of scale bar
  StackPane.setAlignment(scaleBar, Pos.BOTTOM_CENTER);
  // give padding to scale bar
  StackPane.setMargin(scaleBar, new Insets(0, 0, 50, 0));
}
 

private void initGraphics() {
    // Set initial size
    if (Double.compare(gauge.getPrefWidth(), 0.0) <= 0 || Double.compare(gauge.getPrefHeight(), 0.0) <= 0 ||
        Double.compare(gauge.getWidth(), 0.0) <= 0 || Double.compare(gauge.getHeight(), 0.0) <= 0) {
        if (gauge.getPrefWidth() > 0 && gauge.getPrefHeight() > 0) {
            gauge.setPrefSize(gauge.getPrefWidth(), gauge.getPrefHeight());
        } else {
            gauge.setPrefSize(PREFERRED_WIDTH, PREFERRED_HEIGHT);
        }
    }

    batteryBackground = new Path();
    batteryBackground.setFillRule(FillRule.EVEN_ODD);
    batteryBackground.setStroke(null);

    battery = new Path();
    battery.setFillRule(FillRule.EVEN_ODD);
    battery.setStroke(null);

    valueText = new Text(String.format(locale, "%.0f%%", gauge.getCurrentValue()));
    valueText.setVisible(gauge.isValueVisible());
    valueText.setManaged(gauge.isValueVisible());

    // Add all nodes
    pane = new Pane();
    pane.setBorder(new Border(new BorderStroke(gauge.getBorderPaint(), BorderStrokeStyle.SOLID, CornerRadii.EMPTY, new BorderWidths(1))));
    pane.setBackground(new Background(new BackgroundFill(gauge.getBackgroundPaint(), CornerRadii.EMPTY, Insets.EMPTY)));
    pane.getChildren().setAll(batteryBackground, battery, valueText);

    getChildren().setAll(pane);
}
 

private Node getGapNode(double value) {
	AnchorPane tempPane = new AnchorPane();
	tempPane.setPrefWidth(value);
	tempPane.setPrefHeight(value);
	tempPane.setBackground(Background.EMPTY);
	return tempPane;
}