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// Copyright 2012 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.
#include "webkit/compositor_bindings/web_float_animation_curve_impl.h"
#include "cc/animation_curve.h"
#include "cc/keyframed_animation_curve.h"
#include "cc/timing_function.h"
#include "webkit/compositor_bindings/web_animation_curve_common.h"
namespace WebKit {
WebFloatAnimationCurveImpl::WebFloatAnimationCurveImpl()
: m_curve(cc::KeyframedFloatAnimationCurve::create())
{
}
WebFloatAnimationCurveImpl::~WebFloatAnimationCurveImpl()
{
}
WebAnimationCurve::AnimationCurveType WebFloatAnimationCurveImpl::type() const
{
return WebAnimationCurve::AnimationCurveTypeFloat;
}
void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe)
{
add(keyframe, TimingFunctionTypeEase);
}
void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe, TimingFunctionType type)
{
m_curve->addKeyframe(cc::FloatKeyframe::create(keyframe.time, keyframe.value, createTimingFunction(type)));
}
void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe, double x1, double y1, double x2, double y2)
{
m_curve->addKeyframe(cc::FloatKeyframe::create(keyframe.time, keyframe.value, cc::CubicBezierTimingFunction::create(x1, y1, x2, y2).PassAs<cc::TimingFunction>()));
}
float WebFloatAnimationCurveImpl::getValue(double time) const
{
return m_curve->getValue(time);
}
scoped_ptr<cc::AnimationCurve> WebFloatAnimationCurveImpl::cloneToAnimationCurve() const
{
return m_curve->clone();
}
} // namespace WebKit
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