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The JGoodies Animation framework enables you to produce sophisticated
time-based real-time animations in Java. It has been designed
for a seemless, flexible and powerful integration with Java,
ease-of-use and a small library size.
The newest version!
/*
* Copyright (c) 2001-2012 JGoodies Karsten Lentzsch. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of JGoodies Karsten Lentzsch nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jgoodies.animation.swing.components;
import java.awt.*;
import java.awt.geom.Point2D;
import javax.swing.JComponent;
import com.jgoodies.animation.renderer.FanRenderer;
/**
* A Swing component that paints a set of triangles as a fan.
*
* @author Karsten Lentzsch
* @version $Revision: 1.7 $
*
* @see com.jgoodies.animation.swing.animations.FanAnimation
* @see com.jgoodies.animation.renderer.FanRenderer
*/
public final class FanComponent extends JComponent {
private final FanRenderer renderer;
// Instance Creation ****************************************************
/**
* Constructs a {@code FanComponent} for the specified
* number of triangles and base color.
*
* @param triangleCount the number of triangles to be displayed
* @param baseColor the base color used to build the translucent
* triangle colors from
*/
public FanComponent(int triangleCount, Color baseColor) {
this.renderer = new FanRenderer(triangleCount, baseColor);
}
// Accessors ************************************************************
public Point2D getOrigin() {
return renderer.getOrigin();
}
public double getRotation() {
return renderer.getRotation();
}
/**
* Sets a new origin of the fan.
*
* @param origin the origin to be set
*/
public void setOrigin(Point2D origin) {
renderer.setOrigin(origin);
repaint();
}
/**
* Sets a new rotation.
*
* @param rotation the rotation to be set
*/
public void setRotation(double rotation) {
renderer.setRotation(rotation);
repaint();
}
/**
* Delegates painting to the fan renderer. Switches on anti-aliasing
* and the high quality mode before invoking the renderer.
*
* @param g the Graphics object to render on
*/
@Override
public void paintComponent(Graphics g) {
Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(
RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHint(
RenderingHints.KEY_RENDERING,
RenderingHints.VALUE_RENDER_QUALITY);
Insets insets = getInsets();
int x = insets.left;
int y = insets.top;
int w = getWidth() - x - insets.right;
int h = getHeight() - y - insets.bottom;
g2.translate(x, y);
renderer.render(g2, w, h);
g2.translate(-x, -y);
}
}