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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package javax.swing.plaf.metal;
import javax.swing.*;
import javax.swing.plaf.*;
import javax.swing.plaf.basic.*;
import java.awt.*;
The Metal implementation of ProgressBarUI.
Warning:
Serialized objects of this class will not be compatible with
future Swing releases. The current serialization support is
appropriate for short term storage or RMI between applications running
the same version of Swing. As of 1.4, support for long term storage
of all JavaBeans
has been added to the java.beans package. Please see XMLEncoder.
Author: Michael C. Albers
/**
* The Metal implementation of ProgressBarUI.
* <p>
* <strong>Warning:</strong>
* Serialized objects of this class will not be compatible with
* future Swing releases. The current serialization support is
* appropriate for short term storage or RMI between applications running
* the same version of Swing. As of 1.4, support for long term storage
* of all JavaBeans
* has been added to the <code>java.beans</code> package.
* Please see {@link java.beans.XMLEncoder}.
*
* @author Michael C. Albers
*/
@SuppressWarnings("serial") // Same-version serialization only
public class MetalProgressBarUI extends BasicProgressBarUI {
private Rectangle innards;
private Rectangle box;
Constructs a MetalProgressBarUI. /**
* Constructs a {@code MetalProgressBarUI}.
*/
public MetalProgressBarUI() {}
Constructs an instance of MetalProgressBarUI. Params: - c – a component
Returns: an instance of MetalProgressBarUI
/**
* Constructs an instance of {@code MetalProgressBarUI}.
*
* @param c a component
* @return an instance of {@code MetalProgressBarUI}
*/
public static ComponentUI createUI(JComponent c) {
return new MetalProgressBarUI();
}
Draws a bit of special highlighting on the progress bar.
The core painting is deferred to the BasicProgressBar's
paintDeterminate method.
Since: 1.4
/**
* Draws a bit of special highlighting on the progress bar.
* The core painting is deferred to the BasicProgressBar's
* <code>paintDeterminate</code> method.
* @since 1.4
*/
public void paintDeterminate(Graphics g, JComponent c) {
super.paintDeterminate(g,c);
if (!(g instanceof Graphics2D)) {
return;
}
if (progressBar.isBorderPainted()) {
Insets b = progressBar.getInsets(); // area for border
int barRectWidth = progressBar.getWidth() - (b.left + b.right);
int barRectHeight = progressBar.getHeight() - (b.top + b.bottom);
int amountFull = getAmountFull(b, barRectWidth, barRectHeight);
boolean isLeftToRight = MetalUtils.isLeftToRight(c);
int startX, startY, endX, endY;
// The progress bar border is painted according to a light source.
// This light source is stationary and does not change when the
// component orientation changes.
startX = b.left;
startY = b.top;
endX = b.left + barRectWidth - 1;
endY = b.top + barRectHeight - 1;
Graphics2D g2 = (Graphics2D)g;
g2.setStroke(new BasicStroke(1.f));
if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
// Draw light line lengthwise across the progress bar.
g2.setColor(MetalLookAndFeel.getControlShadow());
g2.drawLine(startX, startY, endX, startY);
if (amountFull > 0) {
// Draw darker lengthwise line over filled area.
g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow());
if (isLeftToRight) {
g2.drawLine(startX, startY,
startX + amountFull - 1, startY);
} else {
g2.drawLine(endX, startY,
endX - amountFull + 1, startY);
if (progressBar.getPercentComplete() != 1.f) {
g2.setColor(MetalLookAndFeel.getControlShadow());
}
}
}
// Draw a line across the width. The color is determined by
// the code above.
g2.drawLine(startX, startY, startX, endY);
} else { // VERTICAL
// Draw light line lengthwise across the progress bar.
g2.setColor(MetalLookAndFeel.getControlShadow());
g2.drawLine(startX, startY, startX, endY);
if (amountFull > 0) {
// Draw darker lengthwise line over filled area.
g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow());
g2.drawLine(startX, endY,
startX, endY - amountFull + 1);
}
// Draw a line across the width. The color is determined by
// the code above.
g2.setColor(MetalLookAndFeel.getControlShadow());
if (progressBar.getPercentComplete() == 1.f) {
g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow());
}
g2.drawLine(startX, startY, endX, startY);
}
}
}
Draws a bit of special highlighting on the progress bar
and bouncing box.
The core painting is deferred to the BasicProgressBar's
paintIndeterminate method.
Since: 1.4
/**
* Draws a bit of special highlighting on the progress bar
* and bouncing box.
* The core painting is deferred to the BasicProgressBar's
* <code>paintIndeterminate</code> method.
* @since 1.4
*/
public void paintIndeterminate(Graphics g, JComponent c) {
super.paintIndeterminate(g, c);
if (!progressBar.isBorderPainted() || (!(g instanceof Graphics2D))) {
return;
}
Insets b = progressBar.getInsets(); // area for border
int barRectWidth = progressBar.getWidth() - (b.left + b.right);
int barRectHeight = progressBar.getHeight() - (b.top + b.bottom);
int amountFull = getAmountFull(b, barRectWidth, barRectHeight);
boolean isLeftToRight = MetalUtils.isLeftToRight(c);
int startX, startY, endX, endY;
Rectangle box = null;
box = getBox(box);
// The progress bar border is painted according to a light source.
// This light source is stationary and does not change when the
// component orientation changes.
startX = b.left;
startY = b.top;
endX = b.left + barRectWidth - 1;
endY = b.top + barRectHeight - 1;
Graphics2D g2 = (Graphics2D)g;
g2.setStroke(new BasicStroke(1.f));
if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
// Draw light line lengthwise across the progress bar.
g2.setColor(MetalLookAndFeel.getControlShadow());
g2.drawLine(startX, startY, endX, startY);
g2.drawLine(startX, startY, startX, endY);
// Draw darker lengthwise line over filled area.
g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow());
g2.drawLine(box.x, startY, box.x + box.width - 1, startY);
} else { // VERTICAL
// Draw light line lengthwise across the progress bar.
g2.setColor(MetalLookAndFeel.getControlShadow());
g2.drawLine(startX, startY, startX, endY);
g2.drawLine(startX, startY, endX, startY);
// Draw darker lengthwise line over filled area.
g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow());
g2.drawLine(startX, box.y, startX, box.y + box.height - 1);
}
}
}