third_party/WebKit/Source/core/animation/animatable/AnimatableLengthPoint.h

   1 /*
   2  * Copyright (C) 2013 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
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   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #ifndef AnimatableLengthPoint_h
  32 #define AnimatableLengthPoint_h
  33
  34 #include "core/animation/animatable/AnimatableValue.h"
  35
  36 namespace blink {
  37
  38 class AnimatableLengthPoint final : public AnimatableValue {
  39 public:
  40     ~AnimatableLengthPoint() override { }
  41     static PassRefPtr<AnimatableLengthPoint> create(PassRefPtr<AnimatableValue> x, PassRefPtr<AnimatableValue> y)
  42     {
  43         return adoptRef(new AnimatableLengthPoint(x, y));
  44     }
  45     const AnimatableValue* x() const { return m_x.get(); }
  46     const AnimatableValue* y() const { return m_y.get(); }
  47
  48 protected:
  49     PassRefPtr<AnimatableValue> interpolateTo(const AnimatableValue*, double fraction) const override;
  50
  51 private:
  52     AnimatableLengthPoint(PassRefPtr<AnimatableValue> x, PassRefPtr<AnimatableValue> y)
  53         : m_x(x)
  54         , m_y(y)
  55     {
  56     }
  57     AnimatableType type() const override { return TypeLengthPoint; }
  58     bool equalTo(const AnimatableValue*) const override;
  59
  60     RefPtr<AnimatableValue> m_x;
  61     RefPtr<AnimatableValue> m_y;
  62 };
  63
  64 DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableLengthPoint, isLengthPoint());
  65
  66 } // namespace blink
  67
  68 #endif // AnimatableLengthPoint_h