Mercurial > projects > dwt2
annotate org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet288.d @ 109:8ae65ae167f5
Updated swt win32 for DMD 1.063 and latest Tango trunk.
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Wed, 15 Sep 2010 16:42:28 +0200 |
| parents | 93b0e7382fd5 |
| children | 9f4c18c268b2 |
| rev | line source |
|---|---|
| 28 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2008 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 *******************************************************************************/ | |
| 11 module org.eclipse.swt.snippets.Snippet288; | |
| 12 | |
| 13 /* | |
| 14 * Create a ToolBar containing animated GIFs | |
| 15 * | |
| 16 * For a list of all SWT example snippets see | |
| 17 * http://www.eclipse.org/swt/snippets/ | |
| 18 */ | |
| 19 import org.eclipse.swt.SWT; | |
|
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20 import org.eclipse.swt.SWTException; |
| 28 | 21 import org.eclipse.swt.graphics.GC; |
| 22 import org.eclipse.swt.graphics.Color; | |
| 23 import org.eclipse.swt.graphics.Image; | |
| 24 import org.eclipse.swt.graphics.ImageLoader; | |
| 25 import org.eclipse.swt.graphics.ImageData; | |
| 26 import org.eclipse.swt.widgets.Display; | |
| 27 import org.eclipse.swt.widgets.Shell; | |
| 28 import org.eclipse.swt.widgets.ToolBar; | |
| 29 import org.eclipse.swt.widgets.ToolItem; | |
| 30 import org.eclipse.swt.widgets.FileDialog; | |
| 31 | |
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32 import java.lang.all; |
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33 |
| 28 | 34 import tango.io.FilePath; |
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35 import tango.io.model.IFile; |
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36 //import tango.core.Thread; |
| 28 | 37 import tango.io.Stdout; |
| 38 import tango.util.Convert; | |
| 39 import tango.core.Exception; | |
| 40 | |
| 41 static Display display; | |
| 42 static Shell shell; | |
| 43 static GC shellGC; | |
| 44 static Color shellBackground; | |
| 45 static ImageLoader[] loader; | |
| 46 static ImageData[][] imageDataArray; | |
| 47 static Thread[] animateThread; | |
| 48 static Image[][] image; | |
| 49 private static ToolItem[] item; | |
| 50 static final bool useGIFBackground = false; | |
| 51 | |
| 52 void main () { | |
| 53 display = new Display(); | |
| 54 Shell shell = new Shell (display); | |
| 55 shellBackground = shell.getBackground(); | |
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56 FileDialog dialog = new FileDialog(shell, SWT.OPEN | SWT.MULTI); |
| 28 | 57 dialog.setText("Select Multiple Animated GIFs"); |
| 58 dialog.setFilterExtensions(["*.gif"]); | |
| 59 char[] filename = dialog.open(); | |
| 60 char[][] filenames = dialog.getFileNames(); | |
| 61 int numToolBarItems = filenames.length; | |
| 62 if (numToolBarItems > 0) { | |
| 63 try { | |
| 64 loadAllImages((new FilePath(filename)).parent, filenames); | |
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65 } catch (SWTException e) { |
| 28 | 66 Stdout.print("There was an error loading an image.").newline; |
| 67 e.printStackTrace(); | |
| 68 } | |
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69 ToolBar toolBar = new ToolBar (shell, SWT.FLAT | SWT.BORDER | SWT.WRAP); |
| 28 | 70 item = new ToolItem[numToolBarItems]; |
| 71 for (int i = 0; i < numToolBarItems; i++) { | |
| 72 item[i] = new ToolItem (toolBar, SWT.PUSH); | |
| 73 item[i].setImage(image[i][0]); | |
| 74 } | |
| 75 toolBar.pack (); | |
| 76 shell.open (); | |
| 77 | |
| 78 startAnimationThreads(); | |
| 79 | |
| 80 while (!shell.isDisposed()) { | |
| 81 if (!display.readAndDispatch ()) display.sleep (); | |
| 82 } | |
| 83 | |
| 84 for (int i = 0; i < numToolBarItems; i++) { | |
| 85 for (int j = 0; j < image[i].length; j++) { | |
| 86 image[i][j].dispose(); | |
| 87 } | |
| 88 } | |
| 89 display.dispose (); | |
| 90 } | |
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parents:
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diff
changeset
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91 Thread.joinAll(); |
| 28 | 92 } |
| 93 | |
| 94 private static void loadAllImages(char[] directory, char[][] filenames) { | |
| 95 int numItems = filenames.length; | |
| 96 loader.length = numItems; | |
| 97 imageDataArray.length = numItems; | |
| 98 image.length = numItems; | |
| 99 for (int i = 0; i < numItems; i++) { | |
| 100 loader[i] = new ImageLoader(); | |
| 101 int fullWidth = loader[i].logicalScreenWidth; | |
| 102 int fullHeight = loader[i].logicalScreenHeight; | |
| 103 imageDataArray[i] = loader[i].load(directory ~ FileConst.PathSeparatorChar ~ filenames[i]); | |
| 104 int numFramesOfAnimation = imageDataArray[i].length; | |
| 105 image[i] = new Image[numFramesOfAnimation]; | |
| 106 for (int j = 0; j < numFramesOfAnimation; j++) { | |
| 107 if (j == 0) { | |
| 108 //for the first frame of animation, just draw the first frame | |
| 109 image[i][j] = new Image(display, imageDataArray[i][j]); | |
| 110 fullWidth = imageDataArray[i][j].width; | |
| 111 fullHeight = imageDataArray[i][j].height; | |
| 112 } | |
| 113 else { | |
| 114 //after the first frame of animation, draw the background or previous frame first, then the new image data | |
| 115 image[i][j] = new Image(display, fullWidth, fullHeight); | |
| 116 GC gc = new GC(image[i][j]); | |
| 117 gc.setBackground(shellBackground); | |
| 118 gc.fillRectangle(0, 0, fullWidth, fullHeight); | |
| 119 ImageData imageData = imageDataArray[i][j]; | |
| 120 switch (imageData.disposalMethod) { | |
| 121 case SWT.DM_FILL_BACKGROUND: | |
| 122 /* Fill with the background color before drawing. */ | |
| 123 Color bgColor = null; | |
| 124 if (useGIFBackground && loader[i].backgroundPixel != -1) { | |
| 125 bgColor = new Color(display, imageData.palette.getRGB(loader[i].backgroundPixel)); | |
| 126 } | |
| 127 gc.setBackground(bgColor !is null ? bgColor : shellBackground); | |
| 128 gc.fillRectangle(imageData.x, imageData.y, imageData.width, imageData.height); | |
| 129 if (bgColor !is null) bgColor.dispose(); | |
| 130 break; | |
| 131 default: | |
| 132 /* Restore the previous image before drawing. */ | |
| 133 gc.drawImage( | |
| 134 image[i][j-1], | |
| 135 0, | |
| 136 0, | |
| 137 fullWidth, | |
| 138 fullHeight, | |
| 139 0, | |
| 140 0, | |
| 141 fullWidth, | |
| 142 fullHeight); | |
| 143 break; | |
| 144 } | |
| 145 Image newFrame = new Image(display, imageData); | |
| 146 gc.drawImage(newFrame, | |
| 147 0, | |
| 148 0, | |
| 149 imageData.width, | |
| 150 imageData.height, | |
| 151 imageData.x, | |
| 152 imageData.y, | |
| 153 imageData.width, | |
| 154 imageData.height); | |
| 155 newFrame.dispose(); | |
| 156 gc.dispose(); | |
| 157 } | |
| 158 } | |
| 159 } | |
| 160 } | |
| 161 | |
| 162 private static void startAnimationThreads() { | |
| 163 animateThread = new Thread[image.length]; | |
| 164 for (int ii = 0; ii < image.length; ii++) { | |
| 165 animateThread[ii] = new class(ii) Thread { | |
| 166 int imageDataIndex = 0; | |
| 167 int id = 0; | |
| 168 this(int _id) { | |
| 169 id = _id; | |
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109
8ae65ae167f5
Updated swt win32 for DMD 1.063 and latest Tango trunk.
Jacob Carlborg <doob@me.com>
parents:
30
diff
changeset
|
170 //name = "Animation "~to!(char[])(ii); |
|
8ae65ae167f5
Updated swt win32 for DMD 1.063 and latest Tango trunk.
Jacob Carlborg <doob@me.com>
parents:
30
diff
changeset
|
171 //isDaemon = true; |
| 28 | 172 super(&run); |
| 173 } | |
| 174 void run() { | |
| 175 try { | |
| 176 int repeatCount = loader[id].repeatCount; | |
| 177 while (loader[id].repeatCount == 0 || repeatCount > 0) { | |
| 178 imageDataIndex = (imageDataIndex + 1) % imageDataArray[id].length; | |
| 179 if (!display.isDisposed()) { | |
| 180 display.asyncExec(new class Runnable { | |
| 181 public void run() { | |
| 182 if (!item[id].isDisposed()) | |
| 183 item[id].setImage(image[id][imageDataIndex]); | |
| 184 } | |
| 185 }); | |
| 186 } | |
| 187 | |
| 188 /* Sleep for the specified delay time (adding commonly-used slow-down fudge factors). */ | |
| 189 try { | |
| 190 int ms = imageDataArray[id][imageDataIndex].delayTime * 10; | |
| 191 if (ms < 20) ms += 30; | |
| 192 if (ms < 30) ms += 10; | |
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8ae65ae167f5
Updated swt win32 for DMD 1.063 and latest Tango trunk.
Jacob Carlborg <doob@me.com>
parents:
30
diff
changeset
|
193 Thread.sleep(1 * ms); |
| 28 | 194 } catch (ThreadException e) { |
| 195 } | |
| 196 | |
| 197 /* If we have just drawn the last image, decrement the repeat count and start again. */ | |
| 198 if (imageDataIndex == imageDataArray[id].length - 1) repeatCount--; | |
| 199 } | |
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First snippets buildable on windows
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parents:
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diff
changeset
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200 } catch (SWTException ex) { |
| 28 | 201 Stdout.print("There was an error animating the GIF").newline; |
| 202 ex.printStackTrace(); | |
| 203 } | |
| 204 } | |
| 205 }; | |
| 206 animateThread[ii].start(); | |
| 207 } | |
| 208 } | |
| 209 |