Java 类javafx.scene.paint.RadialGradientBuilder 实例源码

/**
* The constructor for a bullet.
* 
* @param radius - the radius of the bullet
* @param fill - the color of the bullet highlight
*/
  public Bullet(double radius, Color fill) {
      sphere = CircleBuilder.create()
              .centerX(radius)
              .centerY(radius)
              .radius(radius)
              .cache(true)
              .build();

      RadialGradient rgrad = RadialGradientBuilder.create()
                  .centerX(sphere.getCenterX() - sphere.getRadius() / 3)
                  .centerY(sphere.getCenterY() - sphere.getRadius() / 3)
                  .radius(sphere.getRadius())
                  .proportional(false)
                  .stops(new Stop(0.0, fill), new Stop(1.0, Settings.BULLET_PRIMARY_COLOR))
                  .build();

      sphere.setFill(rgrad);
  }

/**
 * Draws the background of the aquarium.
 */
private void fillAquariumBackground() {

    RadialGradientBuilder gradientBuilder = RadialGradientBuilder.create();
    gradientBuilder.centerX(getWorldCanvas().getWidth() / 2);
    gradientBuilder.centerY(50);
    gradientBuilder.radius(1000);
    gradientBuilder.proportional(false);
    gradientBuilder.stops(new Stop(0.0, Color.WHITE), new Stop(0.05, Color.rgb(245, 251, 251)),
                          new Stop(0.1, Color.rgb(220, 242, 239)), new Stop(0.2, Color.rgb(164, 214, 211)),
                          new Stop(0.3, Color.rgb(142, 195, 199)), new Stop(0.4, Color.rgb(111, 170, 184)),
                          new Stop(0.5, Color.rgb(84, 145, 166)), new Stop(0.6, Color.rgb(61, 125, 152)),
                          new Stop(0.7, Color.rgb(50, 111, 140)), new Stop(0.8, Color.rgb(33, 96, 129)),
                          new Stop(0.9, Color.rgb(25, 85, 121)), new Stop(1.0, Color.rgb(19, 77, 115)));
    RadialGradient gradient = gradientBuilder.build();

    getWorldCanvas().setFill(gradient);
}

private Circle createBubbleCircle(double radius) {
    CircleBuilder<?> circleBuilder = CircleBuilder.create();
    circleBuilder.radius(radius);
    circleBuilder.cache(true);
    Circle sphere = circleBuilder.build();
    sphere.setOpacity(BUBBLE_OPACITY);

    RadialGradientBuilder gradientBuilder = RadialGradientBuilder.create();
    gradientBuilder.centerX(sphere.getCenterX() - sphere.getRadius() / 3);
    gradientBuilder.centerY(sphere.getCenterY() - sphere.getRadius() / 3);
    gradientBuilder.radius(sphere.getRadius());
    gradientBuilder.proportional(false);
    gradientBuilder.stops(new Stop(0.0, Color.BLUE), new Stop(1.0, Color.BLACK));
    RadialGradient gradient = gradientBuilder.build();

    sphere.setFill(gradient);
    return sphere;
}

private Circle createFoodCircle(double radius) {
    CircleBuilder<?> circleBuilder = CircleBuilder.create();
    circleBuilder.radius(radius);
    circleBuilder.cache(true);
    Circle sphere = circleBuilder.build();
    sphere.setOpacity(FOOD_OPACITY);

    RadialGradientBuilder gradientBuilder = RadialGradientBuilder.create();
    gradientBuilder.centerX(sphere.getCenterX() - sphere.getRadius() / 3);
    gradientBuilder.centerY(sphere.getCenterY() - sphere.getRadius() / 3);
    gradientBuilder.radius(sphere.getRadius());
    gradientBuilder.proportional(false);

    if (m_foodSource.equalsIgnoreCase("twitter")) {
        gradientBuilder.stops(new Stop(0.0, Color.LIGHTCYAN), new Stop(1.0, Color.DARKCYAN));
    } else if (m_foodSource.equalsIgnoreCase("sociotech")) {
        gradientBuilder.stops(new Stop(0.0, Color.GRAY), new Stop(1.0, Color.DARKGRAY));
    } else if (m_foodSource.equalsIgnoreCase("cscm")) {
        gradientBuilder.stops(new Stop(0.4, Color.ORANGE), new Stop(1.0, Color.BLACK));
    } else if (m_foodSource.equalsIgnoreCase("unibwm")) {
        gradientBuilder.stops(new Stop(0.0, Color.DARKORANGE), new Stop(1.0, Color.BLACK));
    } else if (m_foodSource.equalsIgnoreCase("mendeley")) {
        gradientBuilder.stops(new Stop(0.0, Color.RED), new Stop(1.0, Color.BLACK));
    } else if (m_foodSource.equalsIgnoreCase("studiendekan")) {
        gradientBuilder.stops(new Stop(0.0, Color.SANDYBROWN), new Stop(1.0, Color.BLACK));
    } else {
        gradientBuilder.stops(new Stop(0.0, Color.YELLOW), new Stop(1.0, Color.BLACK));
    }
    RadialGradient gradient = gradientBuilder.build();

    sphere.setFill(gradient);
    return sphere;
}