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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Because the unit tests for gfx::Image are spread across multiple | |
| 6 // implementation files, this header contains the reusable components. | |
| 7 | |
| 8 #ifndef UI_GFX_IMAGE_IMAGE_UNITTEST_UTIL_H_ | |
| 9 #define UI_GFX_IMAGE_IMAGE_UNITTEST_UTIL_H_ | |
| 10 | |
| 11 #include "ui/gfx/image/image.h" | |
| 12 #include "third_party/skia/include/core/SkColor.h" | |
| 13 | |
| 14 namespace gfx { | |
| 15 namespace test { | |
| 16 | |
| 17 #if defined(OS_IOS) | |
| 18 typedef UIImage* PlatformImage; | |
| 19 #elif defined(OS_MACOSX) | |
| 20 typedef NSImage* PlatformImage; | |
| 21 #else | |
| 22 typedef gfx::ImageSkia PlatformImage; | |
| 23 #endif | |
| 24 | |
| 25 std::vector<float> Get1xAnd2xScales(); | |
| 26 | |
| 27 // Create a bitmap of |width|x|height|. | |
| 28 const SkBitmap CreateBitmap(int width, int height); | |
| 29 | |
| 30 // Creates an ImageSkia of |width|x|height| DIP with bitmap data for an | |
| 31 // arbitrary scale factor. | |
| 32 gfx::ImageSkia CreateImageSkia(int width, int height); | |
| 33 | |
| 34 // Returns PNG encoded bytes for a bitmap of |edge_size|x|edge_size|. | |
| 35 scoped_refptr<base::RefCountedMemory> CreatePNGBytes(int edge_size); | |
| 36 | |
| 37 // TODO(rohitrao): Remove the no-argument version of CreateImage(). | |
| 38 gfx::Image CreateImage(); | |
| 39 gfx::Image CreateImage(int width, int height); | |
| 40 | |
| 41 // Returns true if the images are equal. Converts the images to ImageSkia to | |
| 42 // compare them. | |
| 43 bool IsEqual(const gfx::Image& image1, const gfx::Image& image2); | |
| 44 | |
| 45 bool IsEqual(const SkBitmap& bitmap1, const SkBitmap& bitmap2); | |
| 46 | |
| 47 bool IsEqual(const scoped_refptr<base::RefCountedMemory>& bytes, | |
| 48 const SkBitmap& bitmap); | |
| 49 | |
| 50 // An image which was not successfully decoded to PNG should be a red bitmap. | |
| 51 // Fails if the bitmap is not red. | |
| 52 void CheckImageIndicatesPNGDecodeFailure(const gfx::Image& image); | |
| 53 | |
| 54 // Returns true if the structure of |image_skia| matches the structure | |
| 55 // described by |width|, |height|, and |scale_factors|. | |
| 56 // The structure matches if: | |
| 57 // - |image_skia| is non null. | |
| 58 // - |image_skia| has ImageSkiaReps of |scale_factors|. | |
| 59 // - Each of the ImageSkiaReps has a pixel size of |image_skia|.size() * | |
| 60 // scale_factor. | |
| 61 bool ImageSkiaStructureMatches( | |
| 62 const gfx::ImageSkia& image_skia, | |
| 63 int width, | |
| 64 int height, | |
| 65 const std::vector<float>& scale_factors); | |
| 66 | |
| 67 bool IsEmpty(const gfx::Image& image); | |
| 68 | |
| 69 PlatformImage CreatePlatformImage(); | |
| 70 | |
| 71 gfx::Image::RepresentationType GetPlatformRepresentationType(); | |
| 72 | |
| 73 PlatformImage ToPlatformType(const gfx::Image& image); | |
| 74 PlatformImage CopyPlatformType(const gfx::Image& image); | |
| 75 | |
| 76 SkColor GetPlatformImageColor(PlatformImage image, int x, int y); | |
| 77 void CheckColors(SkColor color1, SkColor color2); | |
| 78 void CheckIsTransparent(SkColor color); | |
| 79 | |
| 80 bool IsPlatformImageValid(PlatformImage image); | |
| 81 | |
| 82 bool PlatformImagesEqual(PlatformImage image1, PlatformImage image2); | |
| 83 | |
| 84 } // namespace test | |
| 85 } // namespace gfx | |
| 86 | |
| 87 #endif // UI_GFX_IMAGE_IMAGE_UNITTEST_UTIL_H_ | |
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