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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 LengthStyleInterpolation_h | |
| 6 #define LengthStyleInterpolation_h | |
| 7 | |
| 8 #include "core/animation/interpolation/StyleInterpolation.h" | |
| 9 #include "platform/Length.h" | |
| 10 | |
| 11 namespace blink { | |
| 12 | |
| 13 class LengthStyleInterpolation : public StyleInterpolation { | |
| 14 public: | |
| 15 static PassRefPtrWillBeRawPtr<LengthStyleInterpolation> create(CSSValue* sta
rt, CSSValue* end, CSSPropertyID id, ValueRange range) | |
| 16 { | |
| 17 return adoptRefWillBeNoop(new LengthStyleInterpolation(lengthToInterpola
bleValue(start), lengthToInterpolableValue(end), id, range)); | |
| 18 } | |
| 19 | |
| 20 static bool canCreateFrom(const CSSValue&); | |
| 21 | |
| 22 virtual void apply(StyleResolverState&) const OVERRIDE; | |
| 23 | |
| 24 virtual void trace(Visitor*) OVERRIDE; | |
| 25 | |
| 26 private: | |
| 27 LengthStyleInterpolation(PassOwnPtrWillBeRawPtr<InterpolableValue> start, Pa
ssOwnPtrWillBeRawPtr<InterpolableValue> end, CSSPropertyID id, ValueRange range
) | |
| 28 : StyleInterpolation(start, end, id) | |
| 29 , m_range(range) | |
| 30 { } | |
| 31 | |
| 32 static PassOwnPtrWillBeRawPtr<InterpolableValue> lengthToInterpolableValue(C
SSValue*); | |
| 33 static PassRefPtrWillBeRawPtr<CSSValue> interpolableValueToLength(Interpolab
leValue*, ValueRange); | |
| 34 | |
| 35 ValueRange m_range; | |
| 36 | |
| 37 friend class AnimationLengthStyleInterpolationTest; | |
| 38 }; | |
| 39 | |
| 40 } | |
| 41 | |
| 42 #endif | |
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