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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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/image/image_family.h" | 5 #include "ui/gfx/image/image_family.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 | 8 |
9 #include "skia/ext/image_operations.h" | 9 #include "skia/ext/image_operations.h" |
10 #include "ui/gfx/geometry/size.h" | 10 #include "ui/gfx/geometry/size.h" |
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110 | 110 |
111 gfx::Image ImageFamily::CreateExact(int width, int height) const { | 111 gfx::Image ImageFamily::CreateExact(int width, int height) const { |
112 // Resize crashes if width or height is 0, so just return an empty image. | 112 // Resize crashes if width or height is 0, so just return an empty image. |
113 if (width == 0 || height == 0) | 113 if (width == 0 || height == 0) |
114 return gfx::Image(); | 114 return gfx::Image(); |
115 | 115 |
116 const gfx::Image* image = GetBest(width, height); | 116 const gfx::Image* image = GetBest(width, height); |
117 if (!image) | 117 if (!image) |
118 return gfx::Image(); | 118 return gfx::Image(); |
119 | 119 |
120 if (image->Width() == width && image->Height() == height) | 120 if (image->Width() == width && image->Height() == height) { |
121 return gfx::Image(*image); | 121 std::unique_ptr<gfx::ImageSkia> image_skia(image->CopyImageSkia()); |
Robert Sesek
2017/02/22 18:44:46
I'd leave a comment here as to why this is done.
tzik
2017/02/22 22:01:16
Done.
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122 return gfx::Image(*image_skia); | |
123 } | |
122 | 124 |
123 SkBitmap bitmap = image->AsBitmap(); | 125 SkBitmap bitmap = image->AsBitmap(); |
124 SkBitmap resized_bitmap = skia::ImageOperations::Resize( | 126 SkBitmap resized_bitmap = skia::ImageOperations::Resize( |
125 bitmap, skia::ImageOperations::RESIZE_LANCZOS3, width, height); | 127 bitmap, skia::ImageOperations::RESIZE_LANCZOS3, width, height); |
126 return gfx::Image::CreateFrom1xBitmap(resized_bitmap); | 128 return gfx::Image::CreateFrom1xBitmap(resized_bitmap); |
127 } | 129 } |
128 | 130 |
129 gfx::Image ImageFamily::CreateExact(const gfx::Size& size) const { | 131 gfx::Image ImageFamily::CreateExact(const gfx::Size& size) const { |
130 return CreateExact(size.width(), size.height()); | 132 return CreateExact(size.width(), size.height()); |
131 } | 133 } |
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144 DCHECK(greater_or_equal != map_.begin()); | 146 DCHECK(greater_or_equal != map_.begin()); |
145 std::map<MapKey, gfx::Image>::const_iterator less_than = greater_or_equal; | 147 std::map<MapKey, gfx::Image>::const_iterator less_than = greater_or_equal; |
146 --less_than; | 148 --less_than; |
147 // This must be true because there must be at least one image with |aspect|. | 149 // This must be true because there must be at least one image with |aspect|. |
148 DCHECK_EQ(less_than->first.aspect(), aspect); | 150 DCHECK_EQ(less_than->first.aspect(), aspect); |
149 // We have found the largest image smaller than desired. | 151 // We have found the largest image smaller than desired. |
150 return &less_than->second; | 152 return &less_than->second; |
151 } | 153 } |
152 | 154 |
153 } // namespace gfx | 155 } // namespace gfx |
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