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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 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 CC_ANIMATION_CURVE_H_ | 5 #ifndef CC_ANIMATION_CURVE_H_ |
6 #define CC_ANIMATION_CURVE_H_ | 6 #define CC_ANIMATION_CURVE_H_ |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 #include "cc/cc_export.h" | 9 #include "cc/cc_export.h" |
10 #include "ui/gfx/transform.h" | 10 #include "ui/gfx/transform.h" |
11 | 11 |
12 namespace cc { | 12 namespace cc { |
13 | 13 |
14 class FloatAnimationCurve; | 14 class FloatAnimationCurve; |
15 class TransformAnimationCurve; | 15 class TransformAnimationCurve; |
16 class TransformOperations; | 16 class TransformOperations; |
17 | 17 |
18 // An animation curve is a function that returns a value given a time. | 18 // An animation curve is a function that returns a value given a time. |
19 // There are currently only two types of curve, float and transform. | 19 // There are currently only two types of curve, float and transform. |
20 class CC_EXPORT AnimationCurve { | 20 class CC_EXPORT AnimationCurve { |
21 public: | 21 public: |
22 enum Type { Float, Transform }; | 22 enum CurveType { Float, Transform }; |
23 | 23 |
24 virtual ~AnimationCurve() { } | 24 virtual ~AnimationCurve() {} |
25 | 25 |
26 virtual double duration() const = 0; | 26 virtual double Duration() const = 0; |
27 virtual Type type() const = 0; | 27 virtual CurveType Type() const = 0; |
28 virtual scoped_ptr<AnimationCurve> clone() const = 0; | 28 virtual scoped_ptr<AnimationCurve> Clone() const = 0; |
29 | 29 |
30 const FloatAnimationCurve* toFloatAnimationCurve() const; | 30 const FloatAnimationCurve* ToFloatAnimationCurve() const; |
31 const TransformAnimationCurve* toTransformAnimationCurve() const; | 31 const TransformAnimationCurve* ToTransformAnimationCurve() const; |
32 }; | 32 }; |
33 | 33 |
34 class CC_EXPORT FloatAnimationCurve : public AnimationCurve { | 34 class CC_EXPORT FloatAnimationCurve : public AnimationCurve { |
35 public: | 35 public: |
36 virtual ~FloatAnimationCurve() { } | 36 virtual ~FloatAnimationCurve() {} |
37 | 37 |
38 virtual float getValue(double t) const = 0; | 38 virtual float GetValue(double t) const = 0; |
39 | 39 |
40 // Partial Animation implementation. | 40 // Partial Animation implementation. |
41 virtual Type type() const OVERRIDE; | 41 virtual CurveType Type() const OVERRIDE; |
42 }; | 42 }; |
43 | 43 |
44 class CC_EXPORT TransformAnimationCurve : public AnimationCurve { | 44 class CC_EXPORT TransformAnimationCurve : public AnimationCurve { |
45 public: | 45 public: |
46 virtual ~TransformAnimationCurve() { } | 46 virtual ~TransformAnimationCurve() {} |
47 | 47 |
48 virtual gfx::Transform getValue(double t) const = 0; | 48 virtual gfx::Transform GetValue(double t) const = 0; |
49 | 49 |
50 // Partial Animation implementation. | 50 // Partial Animation implementation. |
51 virtual Type type() const OVERRIDE; | 51 virtual CurveType Type() const OVERRIDE; |
52 }; | 52 }; |
53 | 53 |
54 } // namespace cc | 54 } // namespace cc |
55 | 55 |
56 #endif // CC_ANIMATION_CURVE_H_ | 56 #endif // CC_ANIMATION_CURVE_H_ |
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