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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 #ifndef UI_GFX_TRANSFORM_H_ | 5 #ifndef UI_GFX_TRANSFORM_H_ |
6 #define UI_GFX_TRANSFORM_H_ | 6 #define UI_GFX_TRANSFORM_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
11 #include "third_party/skia/include/utils/SkMatrix44.h" | 11 #include "third_party/skia/include/utils/SkMatrix44.h" |
12 #include "ui/gfx/gfx_export.h" | 12 #include "ui/gfx/gfx_export.h" |
13 #include "ui/gfx/vector2d_f.h" | 13 #include "ui/gfx/vector2d_f.h" |
14 | 14 |
15 namespace gfx { | 15 namespace gfx { |
16 | 16 |
17 class RectF; | 17 class RectF; |
18 class Point; | 18 class Point; |
19 class Point3F; | 19 class Point3F; |
20 class Vector3dF; | 20 class Vector3dF; |
21 | 21 |
22 // 4x4 transformation matrix. Transform is cheap and explicitly allows | 22 // 4x4 transformation matrix. Transform is cheap and explicitly allows |
23 // copy/assign. | 23 // copy/assign. |
24 class UI_EXPORT Transform { | 24 class GFX_EXPORT Transform { |
25 public: | 25 public: |
26 | 26 |
27 enum SkipInitialization { | 27 enum SkipInitialization { |
28 kSkipInitialization | 28 kSkipInitialization |
29 }; | 29 }; |
30 | 30 |
31 Transform() : matrix_(SkMatrix44::kIdentity_Constructor) {} | 31 Transform() : matrix_(SkMatrix44::kIdentity_Constructor) {} |
32 | 32 |
33 // Skips initializing this matrix to avoid overhead, when we know it will be | 33 // Skips initializing this matrix to avoid overhead, when we know it will be |
34 // initialized before use. | 34 // initialized before use. |
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243 Point3F* point) const; | 243 Point3F* point) const; |
244 | 244 |
245 SkMatrix44 matrix_; | 245 SkMatrix44 matrix_; |
246 | 246 |
247 // copy/assign are allowed. | 247 // copy/assign are allowed. |
248 }; | 248 }; |
249 | 249 |
250 } // namespace gfx | 250 } // namespace gfx |
251 | 251 |
252 #endif // UI_GFX_TRANSFORM_H_ | 252 #endif // UI_GFX_TRANSFORM_H_ |
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