| /* |
| * Copyright (C) 2009 Apple Inc. All rights reserved. |
| * Copyright (C) 2013 Intel Corporation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef AnimationValue_h |
| #define AnimationValue_h |
| |
| #include "platform/animation/TimingFunction.h" |
| #include "platform/graphics/filters/FilterOperations.h" |
| #include "platform/transforms/TransformOperations.h" |
| |
| #include "wtf/PassRefPtr.h" |
| #include "wtf/RefPtr.h" |
| |
| namespace WebCore { |
| |
| // Base class for animation values (also used for transitions). Here to |
| // represent values for properties being animated via the GraphicsLayer, |
| // without pulling in style-related data from outside of the platform directory. |
| class AnimationValue { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| explicit AnimationValue(double keyTime, PassRefPtr<TimingFunction> timingFunction = nullptr) |
| : m_keyTime(keyTime) |
| , m_timingFunction(timingFunction) |
| { |
| } |
| |
| virtual ~AnimationValue() { } |
| |
| double keyTime() const { return m_keyTime; } |
| const TimingFunction* timingFunction() const { return m_timingFunction.get(); } |
| virtual PassOwnPtr<AnimationValue> clone() const = 0; |
| |
| private: |
| double m_keyTime; |
| RefPtr<TimingFunction> m_timingFunction; |
| }; |
| |
| // Used to store one float value of an animation. |
| class FloatAnimationValue FINAL : public AnimationValue { |
| public: |
| FloatAnimationValue(double keyTime, float value, PassRefPtr<TimingFunction> timingFunction = nullptr) |
| : AnimationValue(keyTime, timingFunction) |
| , m_value(value) |
| { |
| } |
| virtual PassOwnPtr<AnimationValue> clone() const OVERRIDE { return adoptPtr(new FloatAnimationValue(*this)); } |
| |
| float value() const { return m_value; } |
| |
| private: |
| float m_value; |
| }; |
| |
| // Used to store one transform value in a keyframe list. |
| class TransformAnimationValue FINAL : public AnimationValue { |
| public: |
| explicit TransformAnimationValue(double keyTime, const TransformOperations* value = 0, PassRefPtr<TimingFunction> timingFunction = nullptr) |
| : AnimationValue(keyTime, timingFunction) |
| { |
| if (value) |
| m_value = *value; |
| } |
| virtual PassOwnPtr<AnimationValue> clone() const OVERRIDE { return adoptPtr(new TransformAnimationValue(*this)); } |
| |
| const TransformOperations* value() const { return &m_value; } |
| |
| private: |
| TransformOperations m_value; |
| }; |
| |
| // Used to store one filter value in a keyframe list. |
| class FilterAnimationValue FINAL : public AnimationValue { |
| public: |
| explicit FilterAnimationValue(double keyTime, const FilterOperations* value = 0, PassRefPtr<TimingFunction> timingFunction = nullptr) |
| : AnimationValue(keyTime, timingFunction) |
| { |
| if (value) |
| m_value = *value; |
| } |
| virtual PassOwnPtr<AnimationValue> clone() const OVERRIDE { return adoptPtr(new FilterAnimationValue(*this)); } |
| |
| const FilterOperations* value() const { return &m_value; } |
| |
| private: |
| FilterOperations m_value; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // AnimationValue_h |