Source/core/animation/Keyframe.h - Issue 216603008: Revert "Web Animations: Introduce String based KeyframeEffectModel"

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Issue 216603008: Revert "Web Animations: Introduce String based KeyframeEffectModel" (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 6 years, 8 months ago

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1 // Copyright 2014 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 #ifndef Keyframe_h

6 #define Keyframe_h

7

8 #include "CSSPropertyNames.h"

9 #include "core/animation/AnimationEffect.h"

10 #include "core/animation/TimedItem.h"

11

12 namespace WebCore {

13

14 typedef HashSet<CSSPropertyID> PropertySet;

15

16 // FIXME: Make Keyframe immutable

17 class Keyframe : public RefCountedWillBeGarbageCollectedFinalized<Keyframe> {

18 public:

19 virtual ~Keyframe() { }

20

21 void setOffset(double offset) { m_offset = offset; }

22 double offset() const { return m_offset; }

23

24 void setComposite(AnimationEffect::CompositeOperation composite) { m_composi te = composite; }

25 AnimationEffect::CompositeOperation composite() const { return m_composite; }

26

27 void setEasing(PassRefPtr<TimingFunction> easing) { m_easing = easing; }

28 TimingFunction* easing() const { return m_easing.get(); }

29

30 static bool compareOffsets(const RefPtrWillBeRawPtr<Keyframe>&, const RefPtr WillBeRawPtr<Keyframe>&);

31 virtual PropertySet properties() const = 0;

32

33 virtual PassRefPtrWillBeRawPtr<Keyframe> clone() const = 0;

34 PassRefPtrWillBeRawPtr<Keyframe> cloneWithOffset(double offset) const

35 {

36 RefPtrWillBeRawPtr<Keyframe> theClone = clone();

37 theClone->setOffset(offset);

38 return theClone.release();

39 }

40

41 virtual bool isAnimatableValueKeyframe() const { return false; }

42 virtual bool isStringKeyframe() const { return false; }

43

44 void trace(Visitor*) { }

45

46 class PropertySpecificKeyframe : public NoBaseWillBeGarbageCollectedFinalize d<PropertySpecificKeyframe> {

47 public:

48 virtual ~PropertySpecificKeyframe() { }

49 double offset() const { return m_offset; }

50 TimingFunction* easing() const { return m_easing.get(); }

51 AnimationEffect::CompositeOperation composite() const { return m_composi te; }

52 virtual PassOwnPtr<PropertySpecificKeyframe> cloneWithOffset(double offs et) const = 0;

53

54 virtual bool isAnimatableValuePropertySpecificKeyframe() const { return false; }

55 virtual bool isStringPropertySpecificKeyframe() const { return false; }

56

57 virtual PassOwnPtr<PropertySpecificKeyframe> neutralKeyframe(double offs et, PassRefPtr<TimingFunction> easing) const = 0;

58 virtual PassRefPtr<Interpolation> createInterpolation(CSSPropertyID, Web Core::Keyframe::PropertySpecificKeyframe* end) const = 0;

59

60 protected:

61 PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easin g, AnimationEffect::CompositeOperation);

62

63 double m_offset;

64 RefPtr<TimingFunction> m_easing;

65 AnimationEffect::CompositeOperation m_composite;

66 };

67

68 virtual PassOwnPtr<PropertySpecificKeyframe> createPropertySpecificKeyframe( CSSPropertyID) const = 0;

69

70

71 protected:

72 Keyframe()

73 : m_offset(nullValue())

74 , m_composite(AnimationEffect::CompositeReplace)

75 , m_easing(LinearTimingFunction::preset())

76 {

77 }

78 Keyframe(double offset, AnimationEffect::CompositeOperation composite, PassR efPtr<TimingFunction> easing)

79 : m_offset(offset)

80 , m_composite(composite)

81 , m_easing(easing)

82 {

83 }

84

85 double m_offset;

86 AnimationEffect::CompositeOperation m_composite;

87 RefPtr<TimingFunction> m_easing;

88 };

89

90 typedef Keyframe::PropertySpecificKeyframe PropertySpecificKeyframe;

91

92 }

93

94 #endif

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