/*
* $Id$
*
* Copyright 2009 Sun Microsystems, Inc., 4150 Network Circle,
* Santa Clara, California 95054, U.S.A. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
package org.hdesktop.swingx.plaf.nimbus;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.LinearGradientPaint;
import java.awt.Paint;
import java.awt.RenderingHints;
import javax.swing.JComponent;
import javax.swing.border.Border;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.FontUIResource;
import org.hdesktop.swingx.JXTaskPane;
import org.hdesktop.swingx.plaf.basic.BasicTaskPaneUI;
/**
* Nimbus implementation of the <code>JXTaskPane</code> UI. <br>
*
* @author <a href="mailto:Radu.Dumitrescu@pss.ro">Radu Dumitrescu</a>
*/
public class NimbusTaskPaneUI extends BasicTaskPaneUI {
public static ComponentUI createUI(JComponent c) {
return new NimbusTaskPaneUI();
}
@Override
protected Border createPaneBorder() {
return new NimbusPaneBorder();
}
/**
* Overriden to paint the background of the component but keeping the rounded
* corners.
*/
@Override
public void update(Graphics g, JComponent c) {
if (c.isOpaque()) {
g.setColor(c.getParent().getBackground());
g.fillRect(0, 0, c.getWidth(), c.getHeight());
g.setColor(c.getBackground());
g.fillRect(0, getRoundHeight(), c.getWidth(), c.getHeight() -
getRoundHeight());
}
paint(g, c);
}
/**
* The border of the task pane group paints the "text", the "icon", the
* "expanded" status and the "special" type.
*
*/
class NimbusPaneBorder extends PaneBorder {
@Override
protected void paintTitleBackground(JXTaskPane group, Graphics g) {
Paint oldPaint = ((Graphics2D) g).getPaint();
roundHeight = 7;
if (group.isSpecial()) {
g.setColor(specialTitleBackground);
g.fillRoundRect(0, 0, group.getWidth(), getRoundHeight() * 2,
getRoundHeight(), getRoundHeight());
g.fillRect(0, getRoundHeight(), group.getWidth(),
getTitleHeight(group) - getRoundHeight());
} else {
Color[] colors = { titleBackgroundGradientStart,
titleBackgroundGradientEnd };
float[] fractions = { 0.0f, 1.0f };
LinearGradientPaint gradient = new LinearGradientPaint(group
.getWidth() / 2, 0.0f, group.getWidth() / 2,
getTitleHeight(group), fractions, colors);
((Graphics2D) g).setPaint(gradient);
((Graphics2D) g).setRenderingHint(
RenderingHints.KEY_COLOR_RENDERING,
RenderingHints.VALUE_COLOR_RENDER_QUALITY);
((Graphics2D) g).setRenderingHint(
RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR);
((Graphics2D) g).setRenderingHint(RenderingHints.KEY_RENDERING,
RenderingHints.VALUE_RENDER_QUALITY);
((Graphics2D) g).setRenderingHint(
RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g.fillRoundRect(0, 0, group.getWidth(),
getTitleHeight(group) / 2, getRoundHeight(),
getRoundHeight());
g.fillRect(0, getRoundHeight(), group.getWidth(),
getTitleHeight(group) - getRoundHeight());
}
// draw the border around the title area
g.setColor(borderColor);
g.drawRoundRect(0, 0, group.getWidth() - 1, getTitleHeight(group)
+ getRoundHeight(), getRoundHeight(), getRoundHeight());
g.drawLine(0, getTitleHeight(group) - 1, group.getWidth(),
getTitleHeight(group) - 1);
((Graphics2D) g).setPaint(oldPaint);
}
@Override
protected void paintExpandedControls(JXTaskPane group, Graphics g,
int x, int y, int width, int height) {
((Graphics2D) g).setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g.setColor(getPaintColor(group));
paintChevronControls(group, g, x, y, width, height);
((Graphics2D) g).setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_OFF);
}
@Override
protected void paintTitle(JXTaskPane group, Graphics g,
Color textColor, int x, int y, int width, int height) {
configureLabel(group);
// Nimbus has some issues with ColorUIResource
label.setForeground(new Color(textColor.getRGB()));
if (group.getFont() != null
&& !(group.getFont() instanceof FontUIResource)) {
label.setFont(group.getFont());
}
g.translate(x, y);
label.setBounds(0, 0, width, height);
label.paint(g);
g.translate(-x, -y);
}
@Override
protected boolean isMouseOverBorder() {
return true;
}
}
}