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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/gfx/skia_util.h" | 5 #include "ui/gfx/skia_util.h" |
6 | 6 |
7 #include "third_party/skia/include/core/SkBitmap.h" | 7 #include "third_party/skia/include/core/SkBitmap.h" |
8 #include "third_party/skia/include/core/SkColorFilter.h" | 8 #include "third_party/skia/include/core/SkColorFilter.h" |
9 #include "third_party/skia/include/core/SkColorPriv.h" | 9 #include "third_party/skia/include/core/SkColorPriv.h" |
10 #include "third_party/skia/include/core/SkUnPreMultiply.h" | 10 #include "third_party/skia/include/core/SkUnPreMultiply.h" |
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61 flattened->set(8, SkDoubleToScalar(transform.matrix().getDouble(3, 3))); | 61 flattened->set(8, SkDoubleToScalar(transform.matrix().getDouble(3, 3))); |
62 } | 62 } |
63 | 63 |
64 skia::RefPtr<SkShader> CreateImageRepShader(const gfx::ImageSkiaRep& image_rep, | 64 skia::RefPtr<SkShader> CreateImageRepShader(const gfx::ImageSkiaRep& image_rep, |
65 SkShader::TileMode tile_mode, | 65 SkShader::TileMode tile_mode, |
66 const SkMatrix& local_matrix) { | 66 const SkMatrix& local_matrix) { |
67 skia::RefPtr<SkShader> shader = skia::AdoptRef(SkShader::CreateBitmapShader( | 67 skia::RefPtr<SkShader> shader = skia::AdoptRef(SkShader::CreateBitmapShader( |
68 image_rep.sk_bitmap(), tile_mode, tile_mode)); | 68 image_rep.sk_bitmap(), tile_mode, tile_mode)); |
69 SkScalar scale_x = local_matrix.getScaleX(); | 69 SkScalar scale_x = local_matrix.getScaleX(); |
70 SkScalar scale_y = local_matrix.getScaleY(); | 70 SkScalar scale_y = local_matrix.getScaleY(); |
71 SkScalar bitmap_scale = SkFloatToScalar(image_rep.scale()); | 71 SkScalar bitmap_scale = SkFloatToScalar(image_rep.GetScale()); |
72 | 72 |
73 // Unscale matrix by |bitmap_scale| such that the bitmap is drawn at the | 73 // Unscale matrix by |bitmap_scale| such that the bitmap is drawn at the |
74 // correct density. | 74 // correct density. |
75 // Convert skew and translation to pixel coordinates. | 75 // Convert skew and translation to pixel coordinates. |
76 // Thus, for |bitmap_scale| = 2: | 76 // Thus, for |bitmap_scale| = 2: |
77 // x scale = 2, x translation = 1 DIP, | 77 // x scale = 2, x translation = 1 DIP, |
78 // should be converted to | 78 // should be converted to |
79 // x scale = 1, x translation = 2 pixels. | 79 // x scale = 1, x translation = 2 pixels. |
80 SkMatrix shader_scale = local_matrix; | 80 SkMatrix shader_scale = local_matrix; |
81 shader_scale.preScale(bitmap_scale, bitmap_scale); | 81 shader_scale.preScale(bitmap_scale, bitmap_scale); |
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175 } else { | 175 } else { |
176 rgba[i + 0] = SkGetPackedR32(pixel_in); | 176 rgba[i + 0] = SkGetPackedR32(pixel_in); |
177 rgba[i + 1] = SkGetPackedG32(pixel_in); | 177 rgba[i + 1] = SkGetPackedG32(pixel_in); |
178 rgba[i + 2] = SkGetPackedB32(pixel_in); | 178 rgba[i + 2] = SkGetPackedB32(pixel_in); |
179 rgba[i + 3] = alpha; | 179 rgba[i + 3] = alpha; |
180 } | 180 } |
181 } | 181 } |
182 } | 182 } |
183 | 183 |
184 } // namespace gfx | 184 } // namespace gfx |
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