J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package javax.swing.plaf.metal; |
| 27 | |
| 28 | import javax.swing.*; |
| 29 | import javax.swing.plaf.*; |
| 30 | import javax.swing.plaf.basic.*; |
| 31 | import java.awt.*; |
| 32 | |
| 33 | /** |
| 34 | * The Metal implementation of ProgressBarUI. |
| 35 | * <p> |
| 36 | * <strong>Warning:</strong> |
| 37 | * Serialized objects of this class will not be compatible with |
| 38 | * future Swing releases. The current serialization support is |
| 39 | * appropriate for short term storage or RMI between applications running |
| 40 | * the same version of Swing. As of 1.4, support for long term storage |
| 41 | * of all JavaBeans<sup><font size="-2">TM</font></sup> |
| 42 | * has been added to the <code>java.beans</code> package. |
| 43 | * Please see {@link java.beans.XMLEncoder}. |
| 44 | * |
| 45 | * @author Michael C. Albers |
| 46 | */ |
| 47 | public class MetalProgressBarUI extends BasicProgressBarUI { |
| 48 | |
| 49 | private Rectangle innards; |
| 50 | private Rectangle box; |
| 51 | |
| 52 | public static ComponentUI createUI(JComponent c) { |
| 53 | return new MetalProgressBarUI(); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Draws a bit of special highlighting on the progress bar. |
| 58 | * The core painting is deferred to the BasicProgressBar's |
| 59 | * <code>paintDeterminate</code> method. |
| 60 | * @since 1.4 |
| 61 | */ |
| 62 | public void paintDeterminate(Graphics g, JComponent c) { |
| 63 | super.paintDeterminate(g,c); |
| 64 | |
| 65 | if (!(g instanceof Graphics2D)) { |
| 66 | return; |
| 67 | } |
| 68 | |
| 69 | if (progressBar.isBorderPainted()) { |
| 70 | Insets b = progressBar.getInsets(); // area for border |
| 71 | int barRectWidth = progressBar.getWidth() - (b.left + b.right); |
| 72 | int barRectHeight = progressBar.getHeight() - (b.top + b.bottom); |
| 73 | int amountFull = getAmountFull(b, barRectWidth, barRectHeight); |
| 74 | boolean isLeftToRight = MetalUtils.isLeftToRight(c); |
| 75 | int startX, startY, endX, endY; |
| 76 | |
| 77 | // The progress bar border is painted according to a light source. |
| 78 | // This light source is stationary and does not change when the |
| 79 | // component orientation changes. |
| 80 | startX = b.left; |
| 81 | startY = b.top; |
| 82 | endX = b.left + barRectWidth - 1; |
| 83 | endY = b.top + barRectHeight - 1; |
| 84 | |
| 85 | Graphics2D g2 = (Graphics2D)g; |
| 86 | g2.setStroke(new BasicStroke(1.f)); |
| 87 | |
| 88 | if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) { |
| 89 | // Draw light line lengthwise across the progress bar. |
| 90 | g2.setColor(MetalLookAndFeel.getControlShadow()); |
| 91 | g2.drawLine(startX, startY, endX, startY); |
| 92 | |
| 93 | if (amountFull > 0) { |
| 94 | // Draw darker lengthwise line over filled area. |
| 95 | g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow()); |
| 96 | |
| 97 | if (isLeftToRight) { |
| 98 | g2.drawLine(startX, startY, |
| 99 | startX + amountFull - 1, startY); |
| 100 | } else { |
| 101 | g2.drawLine(endX, startY, |
| 102 | endX - amountFull + 1, startY); |
| 103 | if (progressBar.getPercentComplete() != 1.f) { |
| 104 | g2.setColor(MetalLookAndFeel.getControlShadow()); |
| 105 | } |
| 106 | } |
| 107 | } |
| 108 | // Draw a line across the width. The color is determined by |
| 109 | // the code above. |
| 110 | g2.drawLine(startX, startY, startX, endY); |
| 111 | |
| 112 | } else { // VERTICAL |
| 113 | // Draw light line lengthwise across the progress bar. |
| 114 | g2.setColor(MetalLookAndFeel.getControlShadow()); |
| 115 | g2.drawLine(startX, startY, startX, endY); |
| 116 | |
| 117 | if (amountFull > 0) { |
| 118 | // Draw darker lengthwise line over filled area. |
| 119 | g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow()); |
| 120 | g2.drawLine(startX, endY, |
| 121 | startX, endY - amountFull + 1); |
| 122 | } |
| 123 | // Draw a line across the width. The color is determined by |
| 124 | // the code above. |
| 125 | g2.setColor(MetalLookAndFeel.getControlShadow()); |
| 126 | |
| 127 | if (progressBar.getPercentComplete() == 1.f) { |
| 128 | g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow()); |
| 129 | } |
| 130 | g2.drawLine(startX, startY, endX, startY); |
| 131 | } |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | /** |
| 136 | * Draws a bit of special highlighting on the progress bar |
| 137 | * and bouncing box. |
| 138 | * The core painting is deferred to the BasicProgressBar's |
| 139 | * <code>paintIndeterminate</code> method. |
| 140 | * @since 1.4 |
| 141 | */ |
| 142 | public void paintIndeterminate(Graphics g, JComponent c) { |
| 143 | super.paintIndeterminate(g, c); |
| 144 | |
| 145 | if (!progressBar.isBorderPainted() || (!(g instanceof Graphics2D))) { |
| 146 | return; |
| 147 | } |
| 148 | |
| 149 | Insets b = progressBar.getInsets(); // area for border |
| 150 | int barRectWidth = progressBar.getWidth() - (b.left + b.right); |
| 151 | int barRectHeight = progressBar.getHeight() - (b.top + b.bottom); |
| 152 | int amountFull = getAmountFull(b, barRectWidth, barRectHeight); |
| 153 | boolean isLeftToRight = MetalUtils.isLeftToRight(c); |
| 154 | int startX, startY, endX, endY; |
| 155 | Rectangle box = null; |
| 156 | box = getBox(box); |
| 157 | |
| 158 | // The progress bar border is painted according to a light source. |
| 159 | // This light source is stationary and does not change when the |
| 160 | // component orientation changes. |
| 161 | startX = b.left; |
| 162 | startY = b.top; |
| 163 | endX = b.left + barRectWidth - 1; |
| 164 | endY = b.top + barRectHeight - 1; |
| 165 | |
| 166 | Graphics2D g2 = (Graphics2D)g; |
| 167 | g2.setStroke(new BasicStroke(1.f)); |
| 168 | |
| 169 | if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) { |
| 170 | // Draw light line lengthwise across the progress bar. |
| 171 | g2.setColor(MetalLookAndFeel.getControlShadow()); |
| 172 | g2.drawLine(startX, startY, endX, startY); |
| 173 | g2.drawLine(startX, startY, startX, endY); |
| 174 | |
| 175 | // Draw darker lengthwise line over filled area. |
| 176 | g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow()); |
| 177 | g2.drawLine(box.x, startY, box.x + box.width - 1, startY); |
| 178 | |
| 179 | } else { // VERTICAL |
| 180 | // Draw light line lengthwise across the progress bar. |
| 181 | g2.setColor(MetalLookAndFeel.getControlShadow()); |
| 182 | g2.drawLine(startX, startY, startX, endY); |
| 183 | g2.drawLine(startX, startY, endX, startY); |
| 184 | |
| 185 | // Draw darker lengthwise line over filled area. |
| 186 | g2.setColor(MetalLookAndFeel.getPrimaryControlDarkShadow()); |
| 187 | g2.drawLine(startX, box.y, startX, box.y + box.height - 1); |
| 188 | } |
| 189 | } |
| 190 | } |