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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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115 | 115 |
116 bool PictureSnapshot::isEmpty() const { | 116 bool PictureSnapshot::isEmpty() const { |
117 return m_picture->cullRect().isEmpty(); | 117 return m_picture->cullRect().isEmpty(); |
118 } | 118 } |
119 | 119 |
120 std::unique_ptr<Vector<char>> PictureSnapshot::replay(unsigned fromStep, | 120 std::unique_ptr<Vector<char>> PictureSnapshot::replay(unsigned fromStep, |
121 unsigned toStep, | 121 unsigned toStep, |
122 double scale) const { | 122 double scale) const { |
123 const SkIRect bounds = m_picture->cullRect().roundOut(); | 123 const SkIRect bounds = m_picture->cullRect().roundOut(); |
124 | 124 |
125 // TODO(fmalita): convert this to SkSurface/SkImage, drop the intermediate SkB
itmap. | 125 // TODO(fmalita): convert this to SkSurface/SkImage, drop the intermediate |
| 126 // SkBitmap. |
126 SkBitmap bitmap; | 127 SkBitmap bitmap; |
127 bitmap.allocPixels( | 128 bitmap.allocPixels( |
128 SkImageInfo::MakeN32Premul(bounds.width(), bounds.height())); | 129 SkImageInfo::MakeN32Premul(bounds.width(), bounds.height())); |
129 bitmap.eraseARGB(0, 0, 0, 0); | 130 bitmap.eraseARGB(0, 0, 0, 0); |
130 { | 131 { |
131 ReplayingCanvas canvas(bitmap, fromStep, toStep); | 132 ReplayingCanvas canvas(bitmap, fromStep, toStep); |
132 // Disable LCD text preemptively, because the picture opacity is unknown. | 133 // Disable LCD text preemptively, because the picture opacity is unknown. |
133 // The canonical API involves SkSurface props, but since we're not SkSurface
-based | 134 // The canonical API involves SkSurface props, but since we're not |
134 // at this point (see TODO above) we (ab)use saveLayer for this purpose. | 135 // SkSurface-based at this point (see TODO above) we (ab)use saveLayer for |
| 136 // this purpose. |
135 SkAutoCanvasRestore autoRestore(&canvas, false); | 137 SkAutoCanvasRestore autoRestore(&canvas, false); |
136 canvas.saveLayer(nullptr, nullptr); | 138 canvas.saveLayer(nullptr, nullptr); |
137 | 139 |
138 canvas.scale(scale, scale); | 140 canvas.scale(scale, scale); |
139 canvas.resetStepCount(); | 141 canvas.resetStepCount(); |
140 m_picture->playback(&canvas, &canvas); | 142 m_picture->playback(&canvas, &canvas); |
141 } | 143 } |
142 std::unique_ptr<Vector<char>> base64Data = wrapUnique(new Vector<char>()); | 144 std::unique_ptr<Vector<char>> base64Data = wrapUnique(new Vector<char>()); |
143 Vector<char> encodedImage; | 145 Vector<char> encodedImage; |
144 | 146 |
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193 } | 195 } |
194 | 196 |
195 std::unique_ptr<JSONArray> PictureSnapshot::snapshotCommandLog() const { | 197 std::unique_ptr<JSONArray> PictureSnapshot::snapshotCommandLog() const { |
196 const SkIRect bounds = m_picture->cullRect().roundOut(); | 198 const SkIRect bounds = m_picture->cullRect().roundOut(); |
197 LoggingCanvas canvas(bounds.width(), bounds.height()); | 199 LoggingCanvas canvas(bounds.width(), bounds.height()); |
198 m_picture->playback(&canvas); | 200 m_picture->playback(&canvas); |
199 return canvas.log(); | 201 return canvas.log(); |
200 } | 202 } |
201 | 203 |
202 } // namespace blink | 204 } // namespace blink |
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