Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/ui/GraphicsUtilities.java @ 2042:0a8e0d4345b3 hs20-b05 jdk7-b124
7010068: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - first pass
Summary: Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: jcoomes
| author | trims |
|---|---|
| date | Mon, 03 Jan 2011 15:30:05 -0800 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
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| 0 | 1 /* |
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2 * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.ui; | |
| 26 | |
| 27 import java.awt.*; | |
| 28 import java.awt.font.*; | |
| 29 import java.awt.geom.*; | |
| 30 import java.util.Random; | |
| 31 import javax.swing.*; | |
| 32 import javax.swing.border.*; | |
| 33 | |
| 34 /** Useful utilities for drawing graphics */ | |
| 35 | |
| 36 public class GraphicsUtilities { | |
| 37 /** Returns a plain-styled 12-point version of the given font, or | |
| 38 null if the font could not be found */ | |
| 39 public static Font lookupFont(String fontName) { | |
| 40 Font[] allFonts = GraphicsEnvironment.getLocalGraphicsEnvironment().getAllFonts(); | |
| 41 Font font = null; | |
| 42 for (int i = 0; i < allFonts.length; i++) { | |
| 43 if (allFonts[i].getFontName().indexOf(fontName) != -1) { | |
| 44 font = allFonts[i]; | |
| 45 break; | |
| 46 } | |
| 47 } | |
| 48 if (font == null) { | |
| 49 return null; | |
| 50 } | |
| 51 return font.deriveFont(Font.PLAIN, 12); | |
| 52 } | |
| 53 | |
| 54 /** Compute the width and height of given string given the current | |
| 55 font context in the Graphics object */ | |
| 56 public static Rectangle2D getStringBounds(String s, Graphics g) { | |
| 57 FontMetrics fm = g.getFontMetrics(); | |
| 58 return fm.getStringBounds(s, 0, s.length(), g); | |
| 59 } | |
| 60 | |
| 61 /** Compute just the width of the given string with the given | |
| 62 FontMetrics. This is less accurate then getStringBounds(), | |
| 63 above, since the graphics context is not taken into account. */ | |
| 64 public static int getStringWidth(String s, FontMetrics fm) { | |
| 65 return fm.stringWidth(s); | |
| 66 } | |
| 67 | |
| 68 public static void reshapeToAspectRatio(Component component, | |
| 69 float aspectRatio, | |
| 70 float fillRatio, | |
| 71 Dimension containerDimension) { | |
| 72 int x = containerDimension.width; | |
| 73 int y = containerDimension.height; | |
| 74 | |
| 75 int desiredX; | |
| 76 int desiredY; | |
| 77 | |
| 78 if (((float) x / (float) y) > aspectRatio) { | |
| 79 desiredY = (int) (fillRatio * y); | |
| 80 desiredX = (int) (desiredY * aspectRatio); | |
| 81 } else { | |
| 82 desiredX = (int) (fillRatio * x); | |
| 83 desiredY = (int) (desiredX / aspectRatio); | |
| 84 } | |
| 85 component.setSize(desiredX, desiredY); | |
| 86 } | |
| 87 | |
| 88 public static void constrainToSize(Component component, Dimension containerDimension) { | |
| 89 Dimension d = component.getSize(); | |
| 90 int x = d.width; | |
| 91 int y = d.height; | |
| 92 boolean changed = false; | |
| 93 | |
| 94 if (x > containerDimension.width) { | |
| 95 x = containerDimension.width; | |
| 96 changed = true; | |
| 97 } | |
| 98 if (y > containerDimension.height) { | |
| 99 y = containerDimension.height; | |
| 100 changed = true; | |
| 101 } | |
| 102 | |
| 103 if (changed) { | |
| 104 component.setSize(x, y); | |
| 105 } | |
| 106 } | |
| 107 | |
| 108 public static void centerInContainer(Component c) { | |
| 109 centerInContainer(c, c.getParent().getSize()); | |
| 110 } | |
| 111 | |
| 112 public static void centerInContainer(Component component, | |
| 113 Dimension containerDimension) { | |
| 114 Dimension sz = component.getSize(); | |
| 115 int x = ((containerDimension.width - sz.width) / 2); | |
| 116 int y = ((containerDimension.height - sz.height) / 2); | |
| 117 component.setLocation(x, y); | |
| 118 } | |
| 119 | |
| 120 public static void moveToInContainer(Component component, | |
| 121 float relativeX, | |
| 122 float relativeY, | |
| 123 int minX, | |
| 124 int minY) { | |
| 125 Dimension d = component.getParent().getSize(); | |
| 126 // Move the center of this component to the relative position in | |
| 127 // the parent. Don't clip this component, however. | |
| 128 Dimension sz = component.getSize(); | |
| 129 int xPos = Math.min(d.width - sz.width, | |
| 130 (int) ((d.width * relativeX) - (sz.width / 2))); | |
| 131 int yPos = Math.min(d.height - sz.height, | |
| 132 (int) ((d.height * relativeY) - (sz.height / 2))); | |
| 133 xPos = Math.max(xPos, minX); | |
| 134 yPos = Math.max(yPos, minY); | |
| 135 component.setLocation(xPos, yPos); | |
| 136 } | |
| 137 | |
| 138 static Random random = new Random(); | |
| 139 | |
| 140 public static void randomLocation(Component c) { | |
| 141 randomLocation(c, c.getParent().getSize()); | |
| 142 } | |
| 143 | |
| 144 public static void randomLocation(Component component, | |
| 145 Dimension containerDimension) { | |
| 146 Dimension sz = component.getSize(); | |
| 147 int x = (int)((containerDimension.width - sz.width) * random.nextFloat()); | |
| 148 int y = (int)((containerDimension.height - sz.height) * random.nextFloat()); | |
| 149 component.setLocation(x, y); | |
| 150 } | |
| 151 | |
| 152 | |
| 153 public static Border newBorder(int size) { | |
| 154 return BorderFactory.createEmptyBorder(size, size, size, size); | |
| 155 } | |
| 156 } |