Java CycleMethod.NO_CYCLE属性代码示例

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);
}
 

private void draw(final int LIMIT, final double RESOLUTION) {
    int limit        = LIMIT > points.size() ? points.size() : LIMIT + 1;
    double pixelSize = 2 * RESOLUTION;

    ctx.clearRect(0, 0, width, height);

    for (double y = 0 ; y < height ; y += RESOLUTION) {
        for (double x = 0 ; x < width ; x += RESOLUTION) {
            double value = getValueAt(limit, x, y);
            if (value != -255) {
                Color          color    = getUseColorMapping() ? getColorForValue(value) : getColorForValue(value, isDiscreteColors());
                RadialGradient gradient = new RadialGradient(0, 0, x, y, RESOLUTION,
                                                             false, CycleMethod.NO_CYCLE,
                                                             new Stop(0, Color.color(color.getRed(), color.getGreen(), color.getBlue(), getHeatMapOpacity())),
                                                             new Stop(1, Color.color(color.getRed(), color.getGreen(), color.getBlue(), 0.0)));
                ctx.setFill(gradient);
                ctx.fillOval(x - RESOLUTION, y - RESOLUTION, pixelSize, pixelSize);
            }
        }
    }
}
 

private void initBackground() {
    Rectangle bg0 = new Rectangle(getWidth(), getHeight(),
            new LinearGradient(getWidth() / 2, 0, getWidth() / 2, getHeight(),
                    false, CycleMethod.NO_CYCLE,
                    new Stop(0.2, Color.AQUA), new Stop(0.8, Color.BLACK)));

    Rectangle bg1 = new Rectangle(getWidth(), getHeight(), Color.color(0, 0, 0, 0.2));
    bg1.setBlendMode(BlendMode.DARKEN);

    EntityView bg = new EntityView(RenderLayer.BACKGROUND);
    bg.addNode(bg0);
    bg.addNode(bg1);

    // we add IrremovableComponent because regardless of the level
    // the background and screen bounds stay in the game world
    Entities.builder()
            .viewFromNode(bg)
            .with(new IrremovableComponent())
            .buildAndAttach(getGameWorld());

    Entity screenBounds = Entities.makeScreenBounds(40);
    screenBounds.addComponent(new IrremovableComponent());

    getGameWorld().addEntity(screenBounds);
}
 

private void createTopHighlightBorder() {
    Stop[] stops = new Stop[] {
            new Stop(0, Color.WHITE),
            new Stop(.3, Color.LIGHTGRAY),
            new Stop(1, Color.TRANSPARENT)
    };
    LinearGradient lg1 = new LinearGradient(0, 0, 0, 1, true, CycleMethod.NO_CYCLE, stops);

    topHighlightBorder =
            new Border(new BorderStroke(
                    lg1, null, null, null,
                    BorderStrokeStyle.SOLID, BorderStrokeStyle.NONE, BorderStrokeStyle.NONE, BorderStrokeStyle.NONE,
                    CornerRadii.EMPTY,
                    new BorderWidths( 8.0d ),
                    null
            ));
}
 

/**
 * Create an alpha masked ball with gradient colors from White to Black/Transparent. Used e. g. for particles.
 * May only be visible when you have a background other than white, ie use black
 *
 * @param radius
 * @return
 */
public static Node createAlphaMaskedBall( double radius) {

    Circle ball = new Circle(radius);

    RadialGradient gradient1 = new RadialGradient(0,
            .1,
            0,
            0,
            radius,
            false,
            CycleMethod.NO_CYCLE,
            new Stop(0, Color.WHITE.deriveColor(1,1,1,1)),
            new Stop(1, Color.BLACK.deriveColor(1,1,1,0)));

    ball.setFill(gradient1);

    return ball;
}
 

protected void drawLeftImage() {
    AnchorPane pane = new AnchorPane();
    pane.setPrefWidth(187);
    Stop[] stops = new Stop[] { new Stop(0, Color.web("#3c79b2")), new Stop(1, Color.web("#2d5d8b")) };
    RadialGradient gradient = new RadialGradient(0, 0, 0.5, 0.5, 1, true, CycleMethod.NO_CYCLE, stops);

    Background background = new Background(new BackgroundFill(gradient, null, null));
    pane.setBackground(background);

    Text text = new Text(this.parent.getLeftImageText());
    text.setFill(Color.WHITE);
    text.setFont(Font.font("Maven Pro", 50));
    text.setRotate(-90);
    pane.setPadding(new Insets(-50));
    pane.getChildren().add(text);
    AnchorPane.setBottomAnchor(text, 160.0);
    AnchorPane.setRightAnchor(text, -40.0);

    getParent().getRoot().setLeft(pane);
}
 

public void addMenuItem(final String iconPath,
    final EventHandler<MouseEvent> eventHandler) {

final RadialGradient backGradient = new RadialGradient(0, 0, 0, 0,
	radius.get(), false, CycleMethod.NO_CYCLE, new Stop(0,
		BACK_GRADIENT_COLOR), new Stop(1, Color.TRANSPARENT));

final RadialGradient backSelectGradient = new RadialGradient(0, 0, 0,
	0, radius.get(), false, CycleMethod.NO_CYCLE, new Stop(0,
		BACK_SELECT_GRADIENT_COLOR), new Stop(1,
		Color.TRANSPARENT));

final RadialMenuItem item = RadialMenuItemBuilder.create()
	.length(length).graphic(new Group(getImageView(iconPath)))
	.backgroundFill(backGradient)
	.backgroundMouseOnFill(backSelectGradient)
	.innerRadius(innerRadius).radius(radius).offset(offset)
	.clockwise(true).backgroundVisible(true).strokeVisible(false)
	.build();

item.setOnMouseClicked(eventHandler);

items.add(item);
itemsContainer.getChildren().addAll(item);
   }
 

private LinearGradient buildHueBar() {
    double offset;
    Stop[] stops = new Stop[255];
    for (int y = 0; y < 255; y++) {
        offset = (double) (1.0 / 255) * y;
        int h = (int)((y / 255.0) * 360);
        stops[y] = new Stop(offset, Color.hsb(h, 1.0, 1.0));
    }
    return new LinearGradient(0f, 0f, 1f, 0f, true, CycleMethod.NO_CYCLE, stops);
}
 

public LinearGradientSample() {
    //First rectangle
    Rectangle rect1 = new Rectangle(0,0,80,80);

    //create simple linear gradient
    LinearGradient gradient1 = new LinearGradient(0, 0, 1, 0, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0, Color.DODGERBLUE),
        new Stop(1, Color.BLACK)
    });

    //set rectangle fill
    rect1.setFill(gradient1);

    // Second rectangle
    Rectangle rect2 = new Rectangle(0,0,80,80);

    //create complex linear gradient
    LinearGradient gradient2 = new LinearGradient(0, 0, 0, 0.5,  true, CycleMethod.REFLECT, new Stop[] {
        new Stop(0, Color.DODGERBLUE),
        new Stop(0.1, Color.BLACK),
        new Stop(1, Color.DODGERBLUE)
    });

    //set rectangle fill
    rect2.setFill(gradient2);

    // show the rectangles
    HBox hb = new HBox(10);
    hb.getChildren().addAll(rect1, rect2);
    getChildren().add(hb);
}
 

public static Node createIconContent() {
    Rectangle rect = new Rectangle(80,80,new LinearGradient(0, 0, 1, 0, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0, Color.rgb(156,216,255)),
        new Stop(0.5, Color.DODGERBLUE),
        new Stop(1, Color.rgb(0,70,140))
    }));
    rect.setArcWidth(20);
    rect.setArcHeight(20);
    return rect;
}
 

public static Node createIconContent() {
    Rectangle rect = new Rectangle(80,80,new RadialGradient(0, 0, 0.5, 0.5, 1, true, CycleMethod.NO_CYCLE, new Stop[] {
        new Stop(0, Color.rgb(156,216,255)),
        new Stop(0.5, Color.DODGERBLUE),
        new Stop(1, Color.rgb(0,70,140))
    }));
    rect.setArcWidth(20);
    rect.setArcHeight(20);
    return rect;
}
 

public static Node createIconContent() {
    double offset;
    Stop[] stops = new Stop[255];
    for (int y = 0; y < 255; y++) {
        offset = (double) (1.0 / 255) * y;
        int h = (int)((y / 255.0) * 360);
        stops[y] = new Stop(offset, Color.hsb(h, 0.8, 0.9));
    }
    Rectangle rect = new Rectangle(80,80,
            new LinearGradient(0f, 0f, 1f, 1f, true, CycleMethod.NO_CYCLE, stops));
    rect.setArcWidth(20);
    rect.setArcHeight(20);
    return rect;
}
 

private static LinearGradient createHueGradient() {
    final Stop[] stops = new Stop[255];
    for (int x = 0; x < 255; x++) {
        final double offset = (1.0 / 255.0) * x;
        final int hue = (int)((x / 255.0) * 360);
        stops[x] = new Stop(offset, Color.hsb(hue, 1.0, 1.0));
    }
    return new LinearGradient(0f, 0f, 1f, 0f, true, CycleMethod.NO_CYCLE, stops);
}
 

public static final LinearGradient createColorVariationGradient(final Color COLOR, final int NO_OF_COLORS) {
    List<Color> colorVariations = createColorVariations(COLOR, NO_OF_COLORS);
    List<Stop>  stops = new ArrayList<>(NO_OF_COLORS);
    double step = 1.0 / NO_OF_COLORS;
    for (int i = 0 ; i < NO_OF_COLORS ; i++) {
        stops.add(new Stop(i * step, colorVariations.get(i)));
    }
    return new LinearGradient(0, 0, 1, 0, true, CycleMethod.NO_CYCLE, stops);
}
 

@Override public void init() {
    List<YChartItem> item1 = new ArrayList<>(ELEMENTS);
    List<YChartItem> item2 = new ArrayList<>(ELEMENTS);
    List<YChartItem> item3 = new ArrayList<>(ELEMENTS);
    for (int i = 0 ; i < ELEMENTS ; i++) {
        YChartItem dataPoint;

        dataPoint = new YChartItem(RND.nextDouble() * 100, "P" + i);
        item1.add(dataPoint);

        dataPoint = new YChartItem(RND.nextDouble() * 100, "P" + i);
        item2.add(dataPoint);

        dataPoint = new YChartItem(RND.nextDouble() * 100, "P" + i);
        item3.add(dataPoint);
    }

    series1 = new YSeries(item3, CHART_TYPE, new RadialGradient(0, 0, 0, 0, 1, true, CycleMethod.NO_CYCLE, new Stop(0.0, Color.rgb(0, 255, 255, 0.25)), new Stop(0.5, Color.rgb(255, 255, 0, 0.5)), new Stop(1.0, Color.rgb(255, 0, 255, 0.75))), Color.TRANSPARENT);
    series2 = new YSeries(item1, CHART_TYPE, new RadialGradient(0, 0, 0, 0, 1, true, CycleMethod.NO_CYCLE, new Stop(0.0, Color.rgb(255, 0, 0, 0.25)), new Stop(0.5, Color.rgb(255, 255, 0, 0.5)), new Stop(1.0, Color.rgb(0, 200, 0, 0.75))), Color.TRANSPARENT);
    series3 = new YSeries(item2, CHART_TYPE, new RadialGradient(0, 0, 0, 0, 1, true, CycleMethod.NO_CYCLE, new Stop(0.0, Color.rgb(0, 255, 255, 0.25)), new Stop(0.5, Color.rgb(0, 255, 255, 0.5)), new Stop(1.0, Color.rgb(0, 0, 255, 0.75))), Color.TRANSPARENT);

    chart   = new YChart(new YPane(series1, series2, series3));
    chart.setPrefSize(600, 600);

    timeline      = new Timeline();
    lastTimerCall = System.nanoTime();
    timer         = new AnimationTimer() {
        @Override public void handle(final long now) {
            if (now > lastTimerCall + INTERVAL) {
                animateData();
                long delta = System.nanoTime() - now;
                timeline.play();
                lastTimerCall = now + delta;
            }
        }
    };

    registerListener();
}