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annotate dwt/internal/image/WinICOFileFormat.d @ 240:ce446666f5a2

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Update to SWT 3.4M7
author Frank Benoit <benoit@tionex.de>
date Mon, 12 May 2008 19:13:01 +0200
parents 08789b28bdf3
children c0d810de7093
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2006 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwt.internal.image.WinICOFileFormat;
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14
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15 import dwt.internal.image.FileFormat;
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16 import dwt.graphics.PaletteData;
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17 import dwt.internal.image.WinBMPFileFormat;
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18 import dwt.DWT;
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19 import dwt.dwthelper.utils;
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20
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21 import tango.core.Exception;
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22
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23 public final class WinICOFileFormat : FileFormat {
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24
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25 byte[] bitInvertData(byte[] data, int startIndex, int endIndex) {
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26 // Destructively bit invert data in the given byte array.
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27 for (int i = startIndex; i < endIndex; i++) {
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28 data[i] = cast(byte)(255 - data[i - startIndex]);
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29 }
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30 return data;
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31 }
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32
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33 static final byte[] convertPad(byte[] data, int width, int height, int depth, int pad, int newPad) {
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34 if (pad is newPad) return data;
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35 int stride = (width * depth + 7) / 8;
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36 int bpl = (stride + (pad - 1)) / pad * pad;
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37 int newBpl = (stride + (newPad - 1)) / newPad * newPad;
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38 byte[] newData = new byte[height * newBpl];
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39 int srcIndex = 0, destIndex = 0;
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40 for (int y = 0; y < height; y++) {
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41 System.arraycopy(data, srcIndex, newData, destIndex, newBpl);
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42 srcIndex += bpl;
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43 destIndex += newBpl;
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44 }
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45 return newData;
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46 }
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47 /**
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48 * Answer the size in bytes of the file representation of the given
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49 * icon
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50 */
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51 int iconSize(ImageData i) {
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52 int shapeDataStride = (i.width * i.depth + 31) / 32 * 4;
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53 int maskDataStride = (i.width + 31) / 32 * 4;
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54 int dataSize = (shapeDataStride + maskDataStride) * i.height;
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55 int paletteSize = i.palette.colors !is null ? i.palette.colors.length * 4 : 0;
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56 return WinBMPFileFormat.BMPHeaderFixedSize + paletteSize + dataSize;
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57 }
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58 override bool isFileFormat(LEDataInputStream stream) {
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59 try {
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60 byte[] header = new byte[4];
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61 stream.read(header);
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62 stream.unread(header);
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63 return header[0] is 0 && header[1] is 0 && header[2] is 1 && header[3] is 0;
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64 } catch (Exception e) {
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65 return false;
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66 }
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67 }
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68 bool isValidIcon(ImageData i) {
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69 switch (i.depth) {
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70 case 1:
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71 case 4:
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72 case 8:
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73 if (i.palette.isDirect) return false;
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74 int size = i.palette.colors.length;
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75 return size is 2 || size is 16 || size is 32 || size is 256;
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76 case 24:
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77 case 32:
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78 return i.palette.isDirect;
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79 default:
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80 }
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81 return false;
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82 }
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83 int loadFileHeader(LEDataInputStream byteStream) {
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84 int[] fileHeader = new int[3];
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85 try {
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86 fileHeader[0] = byteStream.readShort();
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87 fileHeader[1] = byteStream.readShort();
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88 fileHeader[2] = byteStream.readShort();
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89 } catch (IOException e) {
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90 DWT.error(DWT.ERROR_IO, e);
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91 }
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92 if ((fileHeader[0] !is 0) || (fileHeader[1] !is 1))
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93 DWT.error(DWT.ERROR_INVALID_IMAGE);
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94 int numIcons = fileHeader[2];
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95 if (numIcons <= 0)
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96 DWT.error(DWT.ERROR_INVALID_IMAGE);
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97 return numIcons;
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98 }
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99 int loadFileHeader(LEDataInputStream byteStream, bool hasHeader) {
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100 int[] fileHeader = new int[3];
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101 try {
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102 if (hasHeader) {
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103 fileHeader[0] = byteStream.readShort();
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104 fileHeader[1] = byteStream.readShort();
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105 } else {
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106 fileHeader[0] = 0;
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107 fileHeader[1] = 1;
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108 }
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109 fileHeader[2] = byteStream.readShort();
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110 } catch (IOException e) {
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111 DWT.error(DWT.ERROR_IO, e);
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112 }
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113 if ((fileHeader[0] !is 0) || (fileHeader[1] !is 1))
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114 DWT.error(DWT.ERROR_INVALID_IMAGE);
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115 int numIcons = fileHeader[2];
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116 if (numIcons <= 0)
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117 DWT.error(DWT.ERROR_INVALID_IMAGE);
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118 return numIcons;
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119 }
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120 override ImageData[] loadFromByteStream() {
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121 int numIcons = loadFileHeader(inputStream);
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122 int[][] headers = loadIconHeaders(numIcons);
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123 ImageData[] icons = new ImageData[headers.length];
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124 for (int i = 0; i < icons.length; i++) {
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125 icons[i] = loadIcon(headers[i]);
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126 }
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127 return icons;
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128 }
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129 /**
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130 * Load one icon from the byte stream.
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131 */
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
132 ImageData loadIcon(int[] iconHeader) {
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents: 55
diff changeset
133 byte[] infoHeader = loadInfoHeader(iconHeader);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
134 WinBMPFileFormat bmpFormat = new WinBMPFileFormat();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents: 55
diff changeset
135 bmpFormat.inputStream = inputStream;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
136 PaletteData palette = bmpFormat.loadPalette(infoHeader);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
137 byte[] shapeData = bmpFormat.loadData(infoHeader);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
138 int width = (infoHeader[4] & 0xFF) | ((infoHeader[5] & 0xFF) << 8) | ((infoHeader[6] & 0xFF) << 16) | ((infoHeader[7] & 0xFF) << 24);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
139 int height = (infoHeader[8] & 0xFF) | ((infoHeader[9] & 0xFF) << 8) | ((infoHeader[10] & 0xFF) << 16) | ((infoHeader[11] & 0xFF) << 24);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
140 if (height < 0) height = -height;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
141 int depth = (infoHeader[14] & 0xFF) | ((infoHeader[15] & 0xFF) << 8);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
142 infoHeader[14] = 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
143 infoHeader[15] = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
144 byte[] maskData = bmpFormat.loadData(infoHeader);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
145 maskData = convertPad(maskData, width, height, 1, 4, 2);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
146 bitInvertData(maskData, 0, maskData.length);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
147 return ImageData.internal_new(
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
148 width,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
149 height,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
150 depth,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
151 palette,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
152 4,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
153 shapeData,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
154 2,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
155 maskData,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
156 null,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
157 -1,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
158 -1,
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
159 DWT.IMAGE_ICO,
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
160 0,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
161 0,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
162 0,
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
163 0);
13
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
164 }
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
165 int[][] loadIconHeaders(int numIcons) {
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
166 int[][] headers = new int[][]( numIcons, 7 );
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
167 try {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
168 for (int i = 0; i < numIcons; i++) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
169 headers[i][0] = inputStream.read();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
170 headers[i][1] = inputStream.read();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
171 headers[i][2] = inputStream.readShort();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
172 headers[i][3] = inputStream.readShort();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
173 headers[i][4] = inputStream.readShort();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
174 headers[i][5] = inputStream.readInt();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
175 headers[i][6] = inputStream.readInt();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
176 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
177 } catch (IOException e) {
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
178 DWT.error(DWT.ERROR_IO, e);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
179 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
180 return headers;
13
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
181 }
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
182 byte[] loadInfoHeader(int[] iconHeader) {
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
183 int width = iconHeader[0];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
184 int height = iconHeader[1];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
185 int numColors = iconHeader[2]; // the number of colors is in the low byte, but the high byte must be 0
131
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
186 if (numColors is 0) numColors = 256; // this is specified: '00' represents '256' (0x100) colors
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
187 if ((numColors !is 2) && (numColors !is 8) && (numColors !is 16) &&
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
188 (numColors !is 32) && (numColors !is 256))
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
189 DWT.error(DWT.ERROR_INVALID_IMAGE);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
190 if (inputStream.getPosition() < iconHeader[6]) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
191 // Seek to the specified offset
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
192 try {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
193 inputStream.skip(iconHeader[6] - inputStream.getPosition());
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
194 } catch (IOException e) {
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
195 DWT.error(DWT.ERROR_IO, e);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
196 return null;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
197 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
198 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
199 byte[] infoHeader = new byte[WinBMPFileFormat.BMPHeaderFixedSize];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
200 try {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
201 inputStream.read(infoHeader);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
202 } catch (IOException e) {
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
203 DWT.error(DWT.ERROR_IO, e);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
204 }
131
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
205 if (((infoHeader[12] & 0xFF) | ((infoHeader[13] & 0xFF) << 8)) !is 1)
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
206 DWT.error(DWT.ERROR_INVALID_IMAGE);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
207 int infoWidth = (infoHeader[4] & 0xFF) | ((infoHeader[5] & 0xFF) << 8) | ((infoHeader[6] & 0xFF) << 16) | ((infoHeader[7] & 0xFF) << 24);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
208 int infoHeight = (infoHeader[8] & 0xFF) | ((infoHeader[9] & 0xFF) << 8) | ((infoHeader[10] & 0xFF) << 16) | ((infoHeader[11] & 0xFF) << 24);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
209 int bitCount = (infoHeader[14] & 0xFF) | ((infoHeader[15] & 0xFF) << 8);
131
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
210 if (height is infoHeight && bitCount is 1) height /= 2;
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
211 if (!((width is infoWidth) && (height * 2 is infoHeight) &&
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
212 (bitCount is 1 || bitCount is 4 || bitCount is 8 || bitCount is 24 || bitCount is 32)))
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
213 DWT.error(DWT.ERROR_INVALID_IMAGE);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
214 infoHeader[8] = cast(byte)(height & 0xFF);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
215 infoHeader[9] = cast(byte)((height >> 8) & 0xFF);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
216 infoHeader[10] = cast(byte)((height >> 16) & 0xFF);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
217 infoHeader[11] = cast(byte)((height >> 24) & 0xFF);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
218 return infoHeader;
13
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
219 }
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
220 /**
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
221 * Unload a single icon
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
222 */
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
223 void unloadIcon(ImageData icon) {
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
224 int sizeImage = (((icon.width * icon.depth + 31) / 32 * 4) +
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
225 ((icon.width + 31) / 32 * 4)) * icon.height;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
226 try {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
227 outputStream.writeInt(WinBMPFileFormat.BMPHeaderFixedSize);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
228 outputStream.writeInt(icon.width);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
229 outputStream.writeInt(icon.height * 2);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
230 outputStream.writeShort(1);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
231 outputStream.writeShort(cast(short)icon.depth);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
232 outputStream.writeInt(0);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
233 outputStream.writeInt(sizeImage);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
234 outputStream.writeInt(0);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
235 outputStream.writeInt(0);
131
ee2998e3cfaa replace == and !=
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
236 outputStream.writeInt(icon.palette.colors !is null ? icon.palette.colors.length : 0);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
237 outputStream.writeInt(0);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
238 } catch (IOException e) {
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
239 DWT.error(DWT.ERROR_IO, e);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
240 }
13
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
241
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
242 byte[] rgbs = WinBMPFileFormat.paletteToBytes(icon.palette);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
243 try {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
244 outputStream.write(rgbs);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
245 } catch (IOException e) {
71
295b29fc7d13 Renamed SWT to DWT
Frank Benoit <benoit@tionex.de>
parents: 59
diff changeset
246 DWT.error(DWT.ERROR_IO, e);
59
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
247 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
248 unloadShapeData(icon);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents: 55
diff changeset
249 unloadMaskData(icon);
13
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
250 }
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
251 /**
3d9bbe0a83a0 FileFormats
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
252 * Unload the icon header for the given icon, calculating the offset.
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253 */
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254 void unloadIconHeader(ImageData i) {
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255 int headerSize = 16;
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256 int offset = headerSize + 6;
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257 int iconSize = iconSize(i);
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258 try {
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259 outputStream.write(i.width);
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260 outputStream.write(i.height);
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ee2998e3cfaa replace == and !=
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261 outputStream.writeShort(i.palette.colors !is null ? i.palette.colors.length : 0);
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262 outputStream.writeShort(0);
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263 outputStream.writeShort(0);
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264 outputStream.writeInt(iconSize);
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265 outputStream.writeInt(offset);
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266 } catch (IOException e) {
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267 DWT.error(DWT.ERROR_IO, e);
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268 }
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269 }
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270 override void unloadIntoByteStream(ImageLoader loader) {
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271 /* We do not currently support writing multi-image ico,
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272 * so we use the first image data in the loader's array. */
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273 ImageData image = loader.data[0];
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274 if (!isValidIcon(image))
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275 DWT.error(DWT.ERROR_INVALID_IMAGE);
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276 try {
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277 outputStream.writeShort(0);
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278 outputStream.writeShort(1);
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279 outputStream.writeShort(1);
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280 } catch (IOException e) {
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281 DWT.error(DWT.ERROR_IO, e);
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282 }
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283 unloadIconHeader(image);
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284 unloadIcon(image);
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285 }
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286 /**
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287 * Unload the mask data for an icon. The data is flipped vertically
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288 * and inverted.
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289 */
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290 void unloadMaskData(ImageData icon) {
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291 ImageData mask = icon.getTransparencyMask();
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292 int bpl = (icon.width + 7) / 8;
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293 int pad = mask.scanlinePad;
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294 int srcBpl = (bpl + pad - 1) / pad * pad;
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295 int destBpl = (bpl + 3) / 4 * 4;
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296 byte[] buf = new byte[destBpl];
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297 int offset = (icon.height - 1) * srcBpl;
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298 byte[] data = mask.data;
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299 try {
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300 for (int i = 0; i < icon.height; i++) {
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301 System.arraycopy(data, offset, buf, 0, bpl);
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302 bitInvertData(buf, 0, bpl);
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303 outputStream.write(buf, 0, destBpl);
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304 offset -= srcBpl;
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305 }
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306 } catch (IOException e) {
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307 DWT.error(DWT.ERROR_IO, e);
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308 }
13
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309 }
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310 /**
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311 * Unload the shape data for an icon. The data is flipped vertically.
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312 */
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313 void unloadShapeData(ImageData icon) {
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314 int bpl = (icon.width * icon.depth + 7) / 8;
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315 int pad = icon.scanlinePad;
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316 int srcBpl = (bpl + pad - 1) / pad * pad;
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317 int destBpl = (bpl + 3) / 4 * 4;
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318 byte[] buf = new byte[destBpl];
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319 int offset = (icon.height - 1) * srcBpl;
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320 byte[] data = icon.data;
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321 try {
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322 for (int i = 0; i < icon.height; i++) {
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fc2b263b8a3f Merged back the System.arraycopy and use a System class
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323 System.arraycopy(data, offset, buf, 0, bpl);
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324 outputStream.write(buf, 0, destBpl);
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325 offset -= srcBpl;
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326 }
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327 } catch (IOException e) {
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328 DWT.error(DWT.ERROR_IO, e);
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329 }
13
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330 }
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331 }