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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef InterpolationEffect_h
#define InterpolationEffect_h
#include "core/animation/Interpolation.h"
#include "platform/animation/TimingFunction.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/RefCounted.h"
namespace blink {
class InterpolationEffect : public RefCountedWillBeGarbageCollected<InterpolationEffect> {
public:
static PassRefPtrWillBeRawPtr<InterpolationEffect> create()
{
return adoptRefWillBeNoop(new InterpolationEffect());
}
void getActiveInterpolations(double fraction, double iterationDuration, OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation>>>&) const;
void addInterpolation(PassRefPtrWillBeRawPtr<Interpolation> interpolation, PassRefPtr<TimingFunction> easing, double start, double end, double applyFrom, double applyTo)
{
m_interpolations.append(InterpolationRecord::create(interpolation, easing, start, end, applyFrom, applyTo));
}
void trace(Visitor*);
private:
InterpolationEffect()
{
}
class InterpolationRecord : public NoBaseWillBeGarbageCollectedFinalized<InterpolationRecord> {
public:
RefPtrWillBeMember<Interpolation> m_interpolation;
RefPtr<TimingFunction> m_easing;
double m_start;
double m_end;
double m_applyFrom;
double m_applyTo;
static PassOwnPtrWillBeRawPtr<InterpolationRecord> create(PassRefPtrWillBeRawPtr<Interpolation> interpolation, PassRefPtr<TimingFunction> easing, double start, double end, double applyFrom, double applyTo)
{
return adoptPtrWillBeNoop(new InterpolationRecord(interpolation, easing, start, end, applyFrom, applyTo));
}
void trace(Visitor*);
private:
InterpolationRecord(PassRefPtrWillBeRawPtr<Interpolation> interpolation, PassRefPtr<TimingFunction> easing, double start, double end, double applyFrom, double applyTo)
: m_interpolation(interpolation)
, m_easing(easing)
, m_start(start)
, m_end(end)
, m_applyFrom(applyFrom)
, m_applyTo(applyTo)
{
}
};
WillBeHeapVector<OwnPtrWillBeMember<InterpolationRecord> > m_interpolations;
};
} // namespace blink
#endif // InterpolationEffect_h
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