cc/blink/web_transform_animation_curve_impl.h

   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 CC_BLINK_WEB_TRANSFORM_ANIMATION_CURVE_IMPL_H_
   6 #define CC_BLINK_WEB_TRANSFORM_ANIMATION_CURVE_IMPL_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/blink/cc_blink_export.h"
  10 #include "third_party/WebKit/public/platform/WebTransformAnimationCurve.h"
  11
  12 namespace cc {
  13 class AnimationCurve;
  14 class KeyframedTransformAnimationCurve;
  15 }
  16
  17 namespace blink {
  18 class WebTransformKeyframe;
  19 }
  20
  21 namespace cc_blink {
  22
  23 class WebTransformAnimationCurveImpl
  24     : public blink::WebTransformAnimationCurve {
  25  public:
  26   CC_BLINK_EXPORT WebTransformAnimationCurveImpl();
  27   virtual ~WebTransformAnimationCurveImpl();
  28
  29   // blink::WebCompositorAnimationCurve implementation.
  30   virtual AnimationCurveType type() const;
  31
  32   // blink::WebTransformAnimationCurve implementation.
  33   virtual void add(const blink::WebTransformKeyframe& keyframe);
  34   virtual void add(const blink::WebTransformKeyframe& keyframe,
  35                    TimingFunctionType type);
  36   virtual void add(const blink::WebTransformKeyframe& keyframe,
  37                    double x1,
  38                    double y1,
  39                    double x2,
  40                    double y2);
  41   virtual void add(const blink::WebTransformKeyframe& keyframe,
  42                    int steps,
  43                    float stepsStartOffset);
  44   virtual void setLinearTimingFunction();
  45   virtual void setCubicBezierTimingFunction(TimingFunctionType);
  46   virtual void setCubicBezierTimingFunction(double x1,
  47                                             double y1,
  48                                             double x2,
  49                                             double y2);
  50   virtual void setStepsTimingFunction(int number_of_steps,
  51                                       float steps_start_offset);
  52
  53   scoped_ptr<cc::AnimationCurve> CloneToAnimationCurve() const;
  54
  55  private:
  56   scoped_ptr<cc::KeyframedTransformAnimationCurve> curve_;
  57
  58   DISALLOW_COPY_AND_ASSIGN(WebTransformAnimationCurveImpl);
  59 };
  60
  61 }  // namespace cc_blink
  62
  63 #endif  // CC_BLINK_WEB_TRANSFORM_ANIMATION_CURVE_IMPL_H_