Source/core/animation/InterpolableValue.h - Issue 273683005: Web Animations API: Deferred computation of interpolated values

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Issue 273683005: Web Animations API: Deferred computation of interpolated values (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 6 years, 7 months ago

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1 // Copyright 2014 The Chromium Authors. All rights reserved.	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	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 InterpolableValue_h	5 #ifndef InterpolableValue_h

6 #define InterpolableValue_h	6 #define InterpolableValue_h

7	7

8 #include "core/animation/AnimatableValue.h"	8 #include "core/animation/AnimatableValue.h"

9 #include "wtf/OwnPtr.h"	9 #include "wtf/OwnPtr.h"

10 #include "wtf/PassOwnPtr.h"	10 #include "wtf/PassOwnPtr.h"

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21 virtual bool isAnimatableValue() const { return false; }	21 virtual bool isAnimatableValue() const { return false; }

22	22

23 virtual PassOwnPtrWillBeRawPtr<InterpolableValue> clone() const = 0;	23 virtual PassOwnPtrWillBeRawPtr<InterpolableValue> clone() const = 0;

24	24

25 virtual void trace(Visitor*) { }	25 virtual void trace(Visitor*) { }

26	26

27 private:	27 private:

28 virtual PassOwnPtrWillBeRawPtr<InterpolableValue> interpolate(const Interpol ableValue &to, const double progress) const = 0;	28 virtual PassOwnPtrWillBeRawPtr<InterpolableValue> interpolate(const Interpol ableValue &to, const double progress) const = 0;

29	29

30 friend class Interpolation;	30 friend class Interpolation;

	31 friend class LegacyStyleInterpolation;

31	32

32 // Keep interpolate private, but allow calls within the hierarchy without	33 // Keep interpolate private, but allow calls within the hierarchy without

33 // knowledge of type.	34 // knowledge of type.

34 friend class InterpolableNumber;	35 friend class InterpolableNumber;

35 friend class InterpolableBool;	36 friend class InterpolableBool;

36 friend class InterpolableList;	37 friend class InterpolableList;

37 };	38 };

38	39

39 class InterpolableNumber : public InterpolableValue {	40 class InterpolableNumber : public InterpolableValue {

40 public:	41 public:

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157 };	158 };

158	159

159 DEFINE_TYPE_CASTS(InterpolableNumber, InterpolableValue, value, value->isNumber( ), value.isNumber());	160 DEFINE_TYPE_CASTS(InterpolableNumber, InterpolableValue, value, value->isNumber( ), value.isNumber());

160 DEFINE_TYPE_CASTS(InterpolableBool, InterpolableValue, value, value->isBool(), v alue.isBool());	161 DEFINE_TYPE_CASTS(InterpolableBool, InterpolableValue, value, value->isBool(), v alue.isBool());

161 DEFINE_TYPE_CASTS(InterpolableList, InterpolableValue, value, value->isList(), v alue.isList());	162 DEFINE_TYPE_CASTS(InterpolableList, InterpolableValue, value, value->isList(), v alue.isList());

162 DEFINE_TYPE_CASTS(InterpolableAnimatableValue, InterpolableValue, value, value-> isAnimatableValue(), value.isAnimatableValue());	163 DEFINE_TYPE_CASTS(InterpolableAnimatableValue, InterpolableValue, value, value-> isAnimatableValue(), value.isAnimatableValue());

163	164

164 }	165 }

165	166

166 #endif	167 #endif

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