FastScrollBarUI.java

/*
* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
*  
* JTattoo is multiple licensed. If your are an open source developer you can use
* it under the terms and conditions of the GNU General Public License version 2.0
* or later as published by the Free Software Foundation.
*  
* see: gpl-2.0.txt
* 
* If you pay for a license you will become a registered user who could use the
* software under the terms and conditions of the GNU Lesser General Public License
* version 2.0 or later with classpath exception as published by the Free Software
* Foundation.
* 
* see: lgpl-2.0.txt
* see: classpath-exception.txt
* 
* Registered users could also use JTattoo under the terms and conditions of the 
* Apache License, Version 2.0 as published by the Apache Software Foundation.
*  
* see: APACHE-LICENSE-2.0.txt
*/
 
package com.jtattoo.plaf.fast;

import com.jtattoo.plaf.*;
import java.awt.*;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.plaf.ComponentUI;

/**
 * @author Michael Hagen
 */
public class FastScrollBarUI extends BaseScrollBarUI {

    public static ComponentUI createUI(JComponent c) {
        return new FastScrollBarUI();
    }

    protected JButton createDecreaseButton(int orientation) {
        if (AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
            return super.createDecreaseButton(orientation);
        } else {
            return new FastScrollButton(orientation, scrollBarWidth);
        }
    }

    protected JButton createIncreaseButton(int orientation) {
        if (AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
            return super.createDecreaseButton(orientation);
        } else {
            return new FastScrollButton(orientation, scrollBarWidth);
        }
    }

    protected void paintTrack(Graphics g, JComponent c, Rectangle trackBounds) {
        g.setColor(AbstractLookAndFeel.getControlColorLight());
        g.fillRect(trackBounds.x, trackBounds.y, trackBounds.width, trackBounds.height);
    }

    protected void paintThumb(Graphics g, JComponent c, Rectangle thumbBounds) {
        if (!c.isEnabled()) {
            return;
        }

        g.translate(thumbBounds.x, thumbBounds.y);

        Color backColor = AbstractLookAndFeel.getTheme().getControlBackgroundColor();
        if (!JTattooUtilities.isActive(c)) {
            backColor = ColorHelper.brighter(backColor, 50);
        }
        Color frameColorHi = ColorHelper.brighter(backColor, 40);
        Color frameColorLo = ColorHelper.darker(backColor, 30);
        g.setColor(backColor);
        g.fillRect(1, 1, thumbBounds.width - 1, thumbBounds.height - 1);
        g.setColor(frameColorLo);
        g.drawRect(0, 0, thumbBounds.width - 1, thumbBounds.height - 1);
        g.setColor(frameColorHi);
        g.drawLine(1, 1, thumbBounds.width - 2, 1);
        g.drawLine(1, 1, 1, thumbBounds.height - 2);
        g.translate(-thumbBounds.x, -thumbBounds.y);
    }
}