cc/animation/animation_curve.cc

   1 // Copyright 2012 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 #include "cc/animation/animation_curve.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace cc {
  10
  11 const FloatAnimationCurve* AnimationCurve::ToFloatAnimationCurve() const {
  12   DCHECK(Type() == AnimationCurve::Float);
  13   return static_cast<const FloatAnimationCurve*>(this);
  14 }
  15
  16 AnimationCurve::CurveType FloatAnimationCurve::Type() const {
  17   return Float;
  18 }
  19
  20 const TransformAnimationCurve* AnimationCurve::ToTransformAnimationCurve()
  21     const {
  22   DCHECK(Type() == AnimationCurve::Transform);
  23   return static_cast<const TransformAnimationCurve*>(this);
  24 }
  25
  26 AnimationCurve::CurveType TransformAnimationCurve::Type() const {
  27   return Transform;
  28 }
  29
  30 }  // namespace cc