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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 <stdlib.h> | 5 #include <stdlib.h> |
6 | 6 |
7 #include "gfx/color_utils.h" | 7 #include "gfx/color_utils.h" |
8 #include "testing/gtest/include/gtest/gtest.h" | 8 #include "testing/gtest/include/gtest/gtest.h" |
9 #include "third_party/skia/include/core/SkBitmap.h" | 9 #include "third_party/skia/include/core/SkBitmap.h" |
10 #include "third_party/skia/include/core/SkColorPriv.h" | 10 #include "third_party/skia/include/core/SkColorPriv.h" |
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58 back); | 58 back); |
59 | 59 |
60 // One is fully transparent, result is partially transparent. | 60 // One is fully transparent, result is partially transparent. |
61 back = SkColorSetA(back, 0); | 61 back = SkColorSetA(back, 0); |
62 EXPECT_EQ(136U, SkColorGetA(color_utils::AlphaBlend(fore, back, 136))); | 62 EXPECT_EQ(136U, SkColorGetA(color_utils::AlphaBlend(fore, back, 136))); |
63 | 63 |
64 // Both are fully transparent, result is fully transparent. | 64 // Both are fully transparent, result is fully transparent. |
65 fore = SkColorSetA(fore, 0); | 65 fore = SkColorSetA(fore, 0); |
66 EXPECT_EQ(0U, SkColorGetA(color_utils::AlphaBlend(fore, back, 255))); | 66 EXPECT_EQ(0U, SkColorGetA(color_utils::AlphaBlend(fore, back, 255))); |
67 } | 67 } |
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