Mercurial > projects > dwt-linux
annotate dwt/internal/image/PngEncoder.d @ 240:ce446666f5a2
Update to SWT 3.4M7
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 12 May 2008 19:13:01 +0200 |
| parents | ee2998e3cfaa |
| children | c0d810de7093 |
| rev | line source |
|---|---|
| 240 | 1 /******************************************************************************* |
| 14 | 2 * Copyright (c) 2000, 2006 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 | |
| 108 | 10 * Port to the D programming language: |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 14 | 12 *******************************************************************************/ |
| 13 module dwt.internal.image.PngEncoder; | |
| 14 | |
| 15 import dwt.internal.image.LEDataOutputStream; | |
| 16 import dwt.internal.image.PngDeflater; | |
| 17 import dwt.dwthelper.ByteArrayOutputStream; | |
| 240 | 18 import dwt.dwthelper.OutputStream; |
| 71 | 19 import dwt.DWT; |
| 14 | 20 import dwt.graphics.ImageData; |
| 21 import dwt.graphics.ImageLoader; | |
| 22 import dwt.graphics.RGB; | |
| 240 | 23 import dwt.internal.Compatibility; |
| 14 | 24 import dwt.internal.image.PngChunk; |
| 25 | |
| 26 import tango.core.Exception; | |
| 27 | |
| 28 final class PngEncoder { | |
| 29 | |
|
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
|
30 static const byte SIGNATURE[] = [cast(byte) '\211', cast(byte) 'P', cast(byte) 'N', cast(byte) 'G', cast(byte) '\r', cast(byte) '\n', cast(byte) '\032', cast(byte) '\n']; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
31 static const byte TAG_IHDR[] = [cast(byte) 'I', cast(byte) 'H', cast(byte) 'D', cast(byte) 'R']; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
32 static const byte TAG_PLTE[] = [cast(byte) 'P', cast(byte) 'L', cast(byte) 'T', cast(byte) 'E']; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
33 static const byte TAG_TRNS[] = [cast(byte) 't', cast(byte) 'R', cast(byte) 'N', cast(byte) 'S']; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
34 static const byte TAG_IDAT[] = [cast(byte) 'I', cast(byte) 'D', cast(byte) 'A', cast(byte) 'T']; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
35 static const byte TAG_IEND[] = [cast(byte) 'I', cast(byte) 'E', cast(byte) 'N', cast(byte) 'D']; |
| 14 | 36 |
|
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
|
37 ByteArrayOutputStream bytes; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
38 PngChunk chunk; |
| 14 | 39 |
|
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
|
40 ImageLoader loader; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
41 ImageData data; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
42 int transparencyType; |
| 14 | 43 |
|
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
|
44 int width, height, bitDepth, colorType; |
| 14 | 45 |
|
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
|
46 int compressionMethod = 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
|
47 int filterMethod = 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
|
48 int interlaceMethod = 0; |
| 14 | 49 |
| 50 public this(ImageLoader loader) { | |
| 51 this.bytes = new ByteArrayOutputStream(1024); | |
|
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
|
52 this.loader = loader; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
53 this.data = loader.data[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
|
54 this.transparencyType = data.getTransparencyType(); |
| 14 | 55 |
|
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
|
56 this.width = data.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
|
57 this.height = data.height; |
| 14 | 58 |
|
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
|
59 this.bitDepth = 8; |
| 14 | 60 |
|
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
|
61 this.colorType = 2; |
| 14 | 62 |
|
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
|
63 if (data.palette.isDirect) { |
| 131 | 64 if (transparencyType is DWT.TRANSPARENCY_ALPHA) { |
|
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
|
65 this.colorType = 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
|
66 } |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
67 } |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
68 else { |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
69 this.colorType = 3; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
70 } |
| 14 | 71 |
| 131 | 72 if (!(colorType is 2 || colorType is 3 || colorType is 6)) DWT.error(DWT.ERROR_INVALID_IMAGE); |
| 14 | 73 |
| 74 } | |
| 75 | |
| 76 void writeShort(ByteArrayOutputStream baos, int theShort) { | |
| 77 | |
|
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
|
78 byte byte1 = cast(byte) ((theShort >> 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
|
79 byte byte2 = cast(byte) (theShort & 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
|
80 byte[] temp = [byte1, byte2]; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
81 baos.write(temp, 0, 2); |
| 14 | 82 |
| 83 } | |
| 84 | |
| 85 void writeInt(ByteArrayOutputStream baos, int theInt) { | |
| 86 | |
|
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
|
87 byte byte1 = cast(byte) ((theInt >> 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
|
88 byte byte2 = cast(byte) ((theInt >> 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
|
89 byte byte3 = cast(byte) ((theInt >> 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
|
90 byte byte4 = cast(byte) (theInt & 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
|
91 byte[] temp = [byte1, byte2, byte3, byte4]; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
92 baos.write(temp, 0, 4); |
| 14 | 93 |
| 94 } | |
| 95 | |
| 96 void writeChunk(byte[] tag, byte[] buffer) { | |
| 97 | |
| 131 | 98 int bufferLength = (buffer !is null) ? buffer.length : 0; |
| 14 | 99 |
|
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
|
100 chunk = new PngChunk(bufferLength); |
| 14 | 101 |
|
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
|
102 writeInt(bytes, bufferLength); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
103 bytes.write(tag, 0, 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
|
104 chunk.setType(tag); |
| 131 | 105 if (bufferLength !is 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
|
106 bytes.write(buffer, 0, bufferLength); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
107 chunk.setData(buffer); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
108 } |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
109 else { |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
110 chunk.setCRC(chunk.computeCRC()); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
111 } |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
112 writeInt(bytes, chunk.getCRC()); |
| 14 | 113 |
| 114 } | |
| 115 | |
| 116 void writeSignature() { | |
| 117 | |
|
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
|
118 bytes.write(SIGNATURE, 0, 8); |
| 14 | 119 |
| 120 } | |
| 121 | |
| 122 void writeHeader() { | |
| 123 | |
|
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
|
124 ByteArrayOutputStream baos = new ByteArrayOutputStream(13); |
| 14 | 125 |
|
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
|
126 writeInt(baos, 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
|
127 writeInt(baos, 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
|
128 baos.write(bitDepth); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
129 baos.write(colorType); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
130 baos.write(compressionMethod); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
131 baos.write(filterMethod); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
132 baos.write(interlaceMethod); |
| 14 | 133 |
|
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
|
134 writeChunk(TAG_IHDR, baos.toByteArray()); |
| 14 | 135 |
| 136 } | |
| 137 | |
| 138 void writePalette() { | |
| 139 | |
|
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
|
140 RGB[] RGBs = data.palette.getRGBs(); |
| 14 | 141 |
| 71 | 142 if (RGBs.length > 256) DWT.error(DWT.ERROR_INVALID_IMAGE); |
| 14 | 143 |
|
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
|
144 ByteArrayOutputStream baos = new ByteArrayOutputStream(RGBs.length); |
| 14 | 145 |
|
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
|
146 for (int i = 0; i < RGBs.length; i++) { |
| 14 | 147 |
|
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
|
148 baos.write(cast(byte) RGBs[i].red); |
|
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 baos.write(cast(byte) RGBs[i].green); |
|
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 baos.write(cast(byte) RGBs[i].blue); |
| 14 | 151 |
|
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
|
152 } |
| 14 | 153 |
|
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
|
154 writeChunk(TAG_PLTE, baos.toByteArray()); |
| 14 | 155 |
| 156 } | |
| 157 | |
| 158 void writeTransparency() { | |
| 159 | |
|
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 ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| 14 | 161 |
|
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
|
162 switch (transparencyType) { |
| 14 | 163 |
| 71 | 164 case DWT.TRANSPARENCY_ALPHA: |
| 14 | 165 |
|
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 pixelValue, alphaValue; |
| 14 | 167 |
|
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
|
168 byte[] alphas = new byte[data.palette.getRGBs().length]; |
| 14 | 169 |
|
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
|
170 for (int y = 0; y < height; y++) { |
| 14 | 171 |
|
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
|
172 for (int x = 0; x < width; x++) { |
| 14 | 173 |
|
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
|
174 pixelValue = data.getPixel(x, y); |
|
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 alphaValue = data.getAlpha(x, y); |
| 14 | 176 |
|
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
|
177 alphas[pixelValue] = cast(byte) alphaValue; |
| 14 | 178 |
|
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 } |
| 14 | 180 |
|
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
|
181 } |
| 14 | 182 |
|
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 baos.write(alphas, 0, alphas.length); |
| 14 | 184 |
|
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
|
185 break; |
| 14 | 186 |
| 71 | 187 case DWT.TRANSPARENCY_PIXEL: |
| 14 | 188 |
|
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
|
189 int pixel = data.transparentPixel; |
| 14 | 190 |
| 131 | 191 if (colorType is 2) { |
| 14 | 192 |
|
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
|
193 int redMask = data.palette.redMask; |
|
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 int redShift = data.palette.redShift; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
195 int greenMask = data.palette.greenMask; |
|
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 int greenShift = data.palette.greenShift; |
|
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 int blueShift = data.palette.blueShift; |
|
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 int blueMask = data.palette.blueMask; |
| 14 | 199 |
|
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
|
200 int r = pixel & redMask; |
|
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 r = (redShift < 0) ? r >>> -redShift : r << redShift; |
|
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 int g = pixel & greenMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
203 g = (greenShift < 0) ? g >>> -greenShift : g << greenShift; |
|
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 int b = pixel & blueMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
205 b = (blueShift < 0) ? b >>> -blueShift : b << blueShift; |
| 14 | 206 |
|
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 writeShort(baos, r); |
|
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 writeShort(baos, g); |
|
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 writeShort(baos, b); |
| 14 | 210 |
|
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
|
211 } |
| 14 | 212 |
| 131 | 213 if (colorType is 3) { |
| 14 | 214 |
|
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
|
215 byte[] padding = new byte[pixel + 1]; |
| 14 | 216 |
|
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
|
217 for (int i = 0; i < pixel; i++) { |
| 14 | 218 |
|
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
|
219 padding[i] = cast(byte) 255; |
| 14 | 220 |
|
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
|
221 } |
| 14 | 222 |
|
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
|
223 padding[pixel] = cast(byte) 0; |
| 14 | 224 |
|
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
|
225 baos.write(padding, 0, padding.length); |
| 14 | 226 |
|
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
|
227 } |
| 14 | 228 |
|
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
|
229 break; |
|
55
93981635e709
Checked and inserted missing default switch cases.
Frank Benoit <benoit@tionex.de>
parents:
14
diff
changeset
|
230 default: |
| 14 | 231 |
|
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
|
232 } |
| 14 | 233 |
|
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
|
234 writeChunk(TAG_TRNS, baos.toByteArray()); |
| 14 | 235 |
| 236 } | |
| 237 | |
| 238 void writeImageData() { | |
| 239 | |
|
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 ByteArrayOutputStream baos = new ByteArrayOutputStream(1024); |
| 240 | 241 OutputStream os = Compatibility.newDeflaterOutputStream(baos); |
| 242 if (os is null) os = baos; | |
| 14 | 243 |
| 131 | 244 if (colorType is 3) { |
| 14 | 245 |
| 240 | 246 byte[] lineData = new byte[width]; |
| 14 | 247 |
|
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
|
248 for (int y = 0; y < height; y++) { |
| 14 | 249 |
| 240 | 250 int filter = 0; |
| 251 os.write(filter); | |
| 14 | 252 |
|
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
|
253 data.getPixels(0, y, width, lineData, 0); |
| 14 | 254 |
|
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
|
255 for (int x = 0; x < lineData.length; x++) { |
| 14 | 256 |
| 240 | 257 os.write(lineData[x]); |
| 14 | 258 |
|
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
|
259 } |
| 14 | 260 |
|
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
|
261 } |
| 14 | 262 |
|
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
|
263 } |
| 14 | 264 |
|
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
|
265 else { |
| 14 | 266 |
|
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
|
267 int[] lineData = new int[width]; |
| 240 | 268 byte[] alphaData = null; |
| 269 if (colorType is 6) { | |
| 270 alphaData = new byte[width]; | |
| 271 } | |
| 14 | 272 |
|
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
|
273 int redMask = data.palette.redMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
274 int redShift = data.palette.redShift; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
275 int greenMask = data.palette.greenMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
276 int greenShift = data.palette.greenShift; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
277 int blueShift = data.palette.blueShift; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
278 int blueMask = data.palette.blueMask; |
| 14 | 279 |
|
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
|
280 for (int y = 0; y < height; y++) { |
| 14 | 281 |
| 240 | 282 int filter = 0; |
| 283 os.write(filter); | |
| 14 | 284 |
|
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
|
285 data.getPixels(0, y, width, lineData, 0); |
| 14 | 286 |
| 131 | 287 if (colorType is 6) { |
|
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
|
288 data.getAlphas(0, y, width, alphaData, 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
|
289 } |
| 14 | 290 |
|
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
|
291 for (int x = 0; x < lineData.length; x++) { |
| 14 | 292 |
|
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
|
293 int pixel = lineData[x]; |
| 14 | 294 |
|
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
|
295 int r = pixel & redMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
296 r = (redShift < 0) ? r >>> -redShift : r << redShift; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
297 int g = pixel & greenMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
298 g = (greenShift < 0) ? g >>> -greenShift : g << greenShift; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
299 int b = pixel & blueMask; |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
300 b = (blueShift < 0) ? b >>> -blueShift : b << blueShift; |
| 14 | 301 |
| 240 | 302 os.write(r); |
| 303 os.write(g); | |
| 304 os.write(b); | |
| 14 | 305 |
| 131 | 306 if (colorType is 6) { |
| 240 | 307 os.write(alphaData[x]); |
|
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
|
308 } |
| 14 | 309 |
|
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
|
310 } |
| 14 | 311 |
|
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
|
312 } |
| 14 | 313 |
|
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
|
314 } |
| 14 | 315 |
| 240 | 316 os.flush(); |
| 317 os.close(); | |
| 318 | |
| 319 byte[] compressed = baos.toByteArray(); | |
| 320 if (os is baos) { | |
| 321 PngDeflater deflater = new PngDeflater(); | |
| 322 compressed = deflater.deflate(compressed); | |
| 323 } | |
| 14 | 324 |
|
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
|
325 writeChunk(TAG_IDAT, compressed); |
| 14 | 326 |
| 327 } | |
| 328 | |
| 329 void writeEnd() { | |
| 330 | |
|
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
|
331 writeChunk(TAG_IEND, null); |
| 14 | 332 |
| 333 } | |
| 334 | |
| 335 public void encode(LEDataOutputStream outputStream) { | |
| 336 | |
|
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
|
337 try { |
| 14 | 338 |
|
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
|
339 writeSignature(); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
340 writeHeader(); |
| 14 | 341 |
| 131 | 342 if (colorType is 3) { |
|
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
|
343 writePalette(); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
344 } |
| 14 | 345 |
| 131 | 346 bool transparencyAlpha = (transparencyType is DWT.TRANSPARENCY_ALPHA); |
| 347 bool transparencyPixel = (transparencyType is DWT.TRANSPARENCY_PIXEL); | |
| 348 bool type2Transparency = (colorType is 2 && transparencyPixel); | |
| 349 bool type3Transparency = (colorType is 3 && (transparencyAlpha || transparencyPixel)); | |
| 14 | 350 |
|
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
|
351 if (type2Transparency || type3Transparency) { |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
352 writeTransparency(); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
353 } |
| 14 | 354 |
|
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
|
355 writeImageData(); |
|
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
356 writeEnd(); |
| 14 | 357 |
|
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
|
358 outputStream.write(bytes.toByteArray()); |
| 14 | 359 |
|
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
|
360 } |
| 14 | 361 |
|
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
|
362 catch (IOException e) { |
| 14 | 363 |
| 71 | 364 DWT.error(DWT.ERROR_IO, e); |
| 14 | 365 |
|
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
|
366 } |
| 14 | 367 |
| 368 } | |
| 369 | |
| 370 } |