| OLD | NEW |
| 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_ANIMATION_CURVE_H_ | 5 #ifndef CC_ANIMATION_ANIMATION_CURVE_H_ |
| 6 #define CC_ANIMATION_ANIMATION_CURVE_H_ | 6 #define CC_ANIMATION_ANIMATION_CURVE_H_ |
| 7 | 7 |
| 8 #include <memory> | 8 #include <memory> |
| 9 | 9 |
| 10 #include "base/time/time.h" | 10 #include "base/time/time.h" |
| 11 #include "cc/base/cc_export.h" | 11 #include "cc/animation/animation_export.h" |
| 12 #include "cc/output/filter_operations.h" | 12 #include "cc/output/filter_operations.h" |
| 13 #include "ui/gfx/transform.h" | 13 #include "ui/gfx/transform.h" |
| 14 | 14 |
| 15 namespace gfx { | 15 namespace gfx { |
| 16 class BoxF; | 16 class BoxF; |
| 17 } | 17 } |
| 18 | 18 |
| 19 namespace cc { | 19 namespace cc { |
| 20 | 20 |
| 21 class ColorAnimationCurve; | 21 class ColorAnimationCurve; |
| 22 class FilterAnimationCurve; | 22 class FilterAnimationCurve; |
| 23 class FloatAnimationCurve; | 23 class FloatAnimationCurve; |
| 24 class ScrollOffsetAnimationCurve; | 24 class ScrollOffsetAnimationCurve; |
| 25 class TransformAnimationCurve; | 25 class TransformAnimationCurve; |
| 26 class TransformOperations; | 26 class TransformOperations; |
| 27 | 27 |
| 28 // An animation curve is a function that returns a value given a time. | 28 // An animation curve is a function that returns a value given a time. |
| 29 class CC_EXPORT AnimationCurve { | 29 class CC_ANIMATION_EXPORT AnimationCurve { |
| 30 public: | 30 public: |
| 31 enum CurveType { COLOR, FLOAT, TRANSFORM, FILTER, SCROLL_OFFSET }; | 31 enum CurveType { COLOR, FLOAT, TRANSFORM, FILTER, SCROLL_OFFSET }; |
| 32 | 32 |
| 33 virtual ~AnimationCurve() {} | 33 virtual ~AnimationCurve() {} |
| 34 | 34 |
| 35 virtual base::TimeDelta Duration() const = 0; | 35 virtual base::TimeDelta Duration() const = 0; |
| 36 virtual CurveType Type() const = 0; | 36 virtual CurveType Type() const = 0; |
| 37 virtual std::unique_ptr<AnimationCurve> Clone() const = 0; | 37 virtual std::unique_ptr<AnimationCurve> Clone() const = 0; |
| 38 | 38 |
| 39 const ColorAnimationCurve* ToColorAnimationCurve() const; | 39 const ColorAnimationCurve* ToColorAnimationCurve() const; |
| 40 const FloatAnimationCurve* ToFloatAnimationCurve() const; | 40 const FloatAnimationCurve* ToFloatAnimationCurve() const; |
| 41 const TransformAnimationCurve* ToTransformAnimationCurve() const; | 41 const TransformAnimationCurve* ToTransformAnimationCurve() const; |
| 42 const FilterAnimationCurve* ToFilterAnimationCurve() const; | 42 const FilterAnimationCurve* ToFilterAnimationCurve() const; |
| 43 const ScrollOffsetAnimationCurve* ToScrollOffsetAnimationCurve() const; | 43 const ScrollOffsetAnimationCurve* ToScrollOffsetAnimationCurve() const; |
| 44 | 44 |
| 45 ScrollOffsetAnimationCurve* ToScrollOffsetAnimationCurve(); | 45 ScrollOffsetAnimationCurve* ToScrollOffsetAnimationCurve(); |
| 46 }; | 46 }; |
| 47 | 47 |
| 48 class CC_EXPORT ColorAnimationCurve : public AnimationCurve { | 48 class CC_ANIMATION_EXPORT ColorAnimationCurve : public AnimationCurve { |
| 49 public: | 49 public: |
| 50 ~ColorAnimationCurve() override {} | 50 ~ColorAnimationCurve() override {} |
| 51 | 51 |
| 52 virtual SkColor GetValue(base::TimeDelta t) const = 0; | 52 virtual SkColor GetValue(base::TimeDelta t) const = 0; |
| 53 | 53 |
| 54 // Partial Animation implementation. | 54 // Partial Animation implementation. |
| 55 CurveType Type() const override; | 55 CurveType Type() const override; |
| 56 }; | 56 }; |
| 57 | 57 |
| 58 class CC_EXPORT FloatAnimationCurve : public AnimationCurve { | 58 class CC_ANIMATION_EXPORT FloatAnimationCurve : public AnimationCurve { |
| 59 public: | 59 public: |
| 60 ~FloatAnimationCurve() override {} | 60 ~FloatAnimationCurve() override {} |
| 61 | 61 |
| 62 virtual float GetValue(base::TimeDelta t) const = 0; | 62 virtual float GetValue(base::TimeDelta t) const = 0; |
| 63 | 63 |
| 64 // Partial Animation implementation. | 64 // Partial Animation implementation. |
| 65 CurveType Type() const override; | 65 CurveType Type() const override; |
| 66 }; | 66 }; |
| 67 | 67 |
| 68 class CC_EXPORT TransformAnimationCurve : public AnimationCurve { | 68 class CC_ANIMATION_EXPORT TransformAnimationCurve : public AnimationCurve { |
| 69 public: | 69 public: |
| 70 ~TransformAnimationCurve() override {} | 70 ~TransformAnimationCurve() override {} |
| 71 | 71 |
| 72 virtual gfx::Transform GetValue(base::TimeDelta t) const = 0; | 72 virtual gfx::Transform GetValue(base::TimeDelta t) const = 0; |
| 73 | 73 |
| 74 // Sets |bounds| to be the bounding box for the region within which |box| | 74 // Sets |bounds| to be the bounding box for the region within which |box| |
| 75 // will move during this animation. If this region cannot be computed, | 75 // will move during this animation. If this region cannot be computed, |
| 76 // returns false. | 76 // returns false. |
| 77 virtual bool AnimatedBoundsForBox(const gfx::BoxF& box, | 77 virtual bool AnimatedBoundsForBox(const gfx::BoxF& box, |
| 78 gfx::BoxF* bounds) const = 0; | 78 gfx::BoxF* bounds) const = 0; |
| (...skipping 13 matching lines...) Expand all Loading... |
| 92 // |forward_direction| is true, the animation curve assumes it plays from | 92 // |forward_direction| is true, the animation curve assumes it plays from |
| 93 // the first keyframe to the last, otherwise it assumes the opposite. Returns | 93 // the first keyframe to the last, otherwise it assumes the opposite. Returns |
| 94 // false if the maximum scale cannot be computed. | 94 // false if the maximum scale cannot be computed. |
| 95 virtual bool MaximumTargetScale(bool forward_direction, | 95 virtual bool MaximumTargetScale(bool forward_direction, |
| 96 float* max_scale) const = 0; | 96 float* max_scale) const = 0; |
| 97 | 97 |
| 98 // Partial Animation implementation. | 98 // Partial Animation implementation. |
| 99 CurveType Type() const override; | 99 CurveType Type() const override; |
| 100 }; | 100 }; |
| 101 | 101 |
| 102 class CC_EXPORT FilterAnimationCurve : public AnimationCurve { | 102 class CC_ANIMATION_EXPORT FilterAnimationCurve : public AnimationCurve { |
| 103 public: | 103 public: |
| 104 ~FilterAnimationCurve() override {} | 104 ~FilterAnimationCurve() override {} |
| 105 | 105 |
| 106 virtual FilterOperations GetValue(base::TimeDelta t) const = 0; | 106 virtual FilterOperations GetValue(base::TimeDelta t) const = 0; |
| 107 virtual bool HasFilterThatMovesPixels() const = 0; | 107 virtual bool HasFilterThatMovesPixels() const = 0; |
| 108 | 108 |
| 109 // Partial Animation implementation. | 109 // Partial Animation implementation. |
| 110 CurveType Type() const override; | 110 CurveType Type() const override; |
| 111 }; | 111 }; |
| 112 | 112 |
| 113 } // namespace cc | 113 } // namespace cc |
| 114 | 114 |
| 115 #endif // CC_ANIMATION_ANIMATION_CURVE_H_ | 115 #endif // CC_ANIMATION_ANIMATION_CURVE_H_ |
| OLD | NEW |