| /* | |
| * Copyright (c) 1998, 2024, Oracle and/or its affiliates. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. Oracle designates this | |
| * particular file as subject to the "Classpath" exception as provided | |
| * by Oracle in the LICENSE file that accompanied this code. | |
| * | |
| * This code 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 General Public License | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| 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. | |
| * <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 | |
| */ | |
| public class MetalProgressBarUI extends BasicProgressBarUI { | |
| private Rectangle innards; | |
| private Rectangle box; | |
| /** | |
| * Constructs a {@code MetalProgressBarUI}. | |
| */ | |
| public 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 | |
| * <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 | |
| * <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); | |
| } | |
| } | |
| } |