text: /*
   * Copyright (C) 2013 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * 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.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "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 THE COPYRIGHT
   * OWNER 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 AnimatableLengthPoint_h
  #define AnimatableLengthPoint_h
  
  #include "core/animation/animatable/AnimatableValue.h"
  
  namespace blink {
  
  class AnimatableLengthPoint final : public AnimatableValue {
  public:
      virtual ~AnimatableLengthPoint() { }
      static PassRefPtr<AnimatableLengthPoint> create(PassRefPtr<AnimatableValue> x, PassRefPtr<AnimatableValue> y)
      {
          return adoptRef(new AnimatableLengthPoint(x, y));
      }
      const AnimatableValue* x() const { return m_x.get(); }
      const AnimatableValue* y() const { return m_y.get(); }
  
  protected:
      virtual PassRefPtr<AnimatableValue> interpolateTo(const AnimatableValue*, double fraction) const override;
  
  private:
      AnimatableLengthPoint(PassRefPtr<AnimatableValue> x, PassRefPtr<AnimatableValue> y)
          : m_x(x)
          , m_y(y)
      {
      }
      virtual AnimatableType type() const override { return TypeLengthPoint; }
      virtual bool equalTo(const AnimatableValue*) const override;
  
      RefPtr<AnimatableValue> m_x;
      RefPtr<AnimatableValue> m_y;
  };
  
  DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableLengthPoint, isLengthPoint());
  
  } // namespace blink
  
  #endif // AnimatableLengthPoint_h
  