javafx.scene.paint.Color#DARKGRAY源码实例Demo

public RadialGradientSample() {
    //create simple radial gradient
    RadialGradient gradient1 = new RadialGradient(0, 0, 0.5, 0.5, 1, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0, Color.DODGERBLUE),
        new Stop(1, Color.BLACK)
    });
    Circle circle1 = new Circle(45, 45, 40, gradient1);

    //create complex radial gradient
    RadialGradient gradient2 = new RadialGradient(20, 1, 0.5, 0.5, 0.6, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0,  Color.TRANSPARENT),
        new Stop(0.5,  Color.DARKGRAY),
        new Stop(0.64, Color.WHITESMOKE),
        new Stop(0.65, Color.YELLOW),
        new Stop(1, Color.GOLD)
    });
    Circle circle2 = new Circle(145, 45, 40, gradient2);

    HBox hb = new HBox(10);
    hb.getChildren().addAll(circle1, circle2);
    
    // show the circles
    getChildren().addAll(hb);
}
 

public RadialGradientSample() {
    //create simple radial gradient
    RadialGradient gradient1 = new RadialGradient(0, 0, 0.5, 0.5, 1, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0, Color.DODGERBLUE),
        new Stop(1, Color.BLACK)
    });
    Circle circle1 = new Circle(45, 45, 40, gradient1);

    //create complex radial gradient
    RadialGradient gradient2 = new RadialGradient(20, 1, 0.5, 0.5, 0.6, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0,  Color.TRANSPARENT),
        new Stop(0.5,  Color.DARKGRAY),
        new Stop(0.64, Color.WHITESMOKE),
        new Stop(0.65, Color.YELLOW),
        new Stop(1, Color.GOLD)
    });
    Circle circle2 = new Circle(145, 45, 40, gradient2);

    HBox hb = new HBox(10);
    hb.getChildren().addAll(circle1, circle2);
    
    // show the circles
    getChildren().addAll(hb);
}
 

@Override public void start(Stage stage) {
    HBox matrixSegmentPane = new HBox();
    matrixSegmentPane.setSpacing(5);
    matrixSegmentPane.setPadding(new Insets(10, 10, 10, 10));
    matrixSegmentPane.getChildren().setAll(seg1, seg2, seg3, seg4, seg5, seg6);

    HBox squareMatrixSegmentPane = new HBox();
    squareMatrixSegmentPane.setSpacing(0);
    squareMatrixSegmentPane.setPadding(new Insets(10, 10, 10, 10));
    squareMatrixSegmentPane.getChildren().setAll(seg7, seg8, seg9, seg10, seg11, seg12);

    VBox pane = new VBox();
    pane.setSpacing(10);
    pane.getChildren().addAll(matrixSegmentPane, squareMatrixSegmentPane);

    Scene scene = new Scene(pane, Color.DARKGRAY);

    stage.setTitle("Enzo MatrixSegment");
    stage.setScene(scene);
    stage.show();

    timer.start();
}
 

@Override public void start(Stage stage) {
    GridPane pane = new GridPane();
    pane.setHgap(10);
    pane.setVgap(10);
    pane.add(german, 0, 0);
    pane.add(english, 1, 0);
    pane.add(french, 2, 0);
    pane.add(spanish, 0, 1);
    pane.add(dutch, 1, 1);
    pane.add(german1, 2, 1);

    Scene scene = new Scene(pane, Color.DARKGRAY);

    stage.setTitle("JavaFX QlockTwo");
    stage.setScene(scene);
    stage.show();
}
 

@Override public void start(Stage stage) {
    StackPane pane = new StackPane();
    pane.getChildren().setAll(control);

    Scene scene = new Scene(pane, Color.DARKGRAY);

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

    timer.start();
}
 

@Override public void start(Stage stage) {
    StackPane pane = new StackPane();
    pane.getChildren().setAll(control);

    Scene scene = new Scene(pane, 400, 400, Color.DARKGRAY);

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

    timer.start();
}
 

private void init() {
    width              = PREFERRED_WIDTH;
    height             = PREFERRED_HEIGHT;
    mouseHandler       = this::handleMouseEvents;
    lastTimerCall      = System.nanoTime();
    _physicsActive     = true;
    _forceInverted     = false;

    setInitialPosition((int)width, (int)height);

    timer              = new AnimationTimer() {
        @Override public void handle(final long now) {
            if (now > lastTimerCall + REFRESH_PERIOD) {
                fruchtermanReingold();
                lastTimerCall = now;
                redraw();
            }
        }
    };

    nodeChangeListener    = (o, ov, nv) -> redraw();
    temp                  = BASE_TEMPERATURE;
    area                  = width * height;
    k                     = Math.sqrt(area / nodeEdgeModel.getNodes().size());
    distanceScalingFactor = new SimpleDoubleProperty(DISTANCE_SCALING_FACTOR);
    _edgeColor            = Color.DARKGRAY;
    _edgeWidthFactor = 2;
    //_nodeBorderColor       = Color.WHITE;
    _nodeHighlightingColor = Color.RED;
    _nodeBorderWidth       = 3;
    _selectedNodeFillColor   = Color.BLACK;
    _selectedNodeBorderColor = Color.LIME;
    maxXPosition = 1;
    maxYPosition = 1;
    minXPosition = -1;
    minYPosition = -1;


    if(null != nodeEdgeModel.getCurrentGroupKey()){
        GROUPING_KEY = nodeEdgeModel.getCurrentGroupKey();
    } else{
        GROUPING_KEY = NodeEdgeModel.DEFAULT;
    }

    popup                    = new InfoPopup();


    initGraphics();
    registerListeners();
    timer.start();
}
 

@Override
protected Node createBackground(double width, double height) {
    return new Rectangle(width, height, Color.DARKGRAY);
}
 

@Override
protected Node createBackground(double width, double height) {
    return new Rectangle(width, height, Color.DARKGRAY);
}