CC Animation: Move files from cc_blink to Source/platform/animation

third_party/WebKit/Source/platform/animation/WebFloatAnimationCurve.cpp

+// Copyright 2016 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 "platform/animation/WebFloatAnimationCurve.h"
+
+#include "cc/animation/animation_curve.h"
+#include "cc/animation/keyframed_animation_curve.h"
+#include "cc/animation/timing_function.h"
+
+using blink::WebFloatKeyframe;
+
+namespace blink {
+
+WebFloatAnimationCurve::WebFloatAnimationCurve()
+    : m_curve(cc::KeyframedFloatAnimationCurve::Create())
+{
+}
+
+WebFloatAnimationCurve::~WebFloatAnimationCurve()
+{
+}
+
+WebCompositorAnimationCurve::AnimationCurveType
+WebFloatAnimationCurve::type() const
+{
+    return WebCompositorAnimationCurve::AnimationCurveTypeFloat;
+}
+
+void WebFloatAnimationCurve::add(const WebFloatKeyframe& keyframe)
+{
+    add(keyframe, TimingFunctionTypeEase);
+}
+
+void WebFloatAnimationCurve::add(const WebFloatKeyframe& keyframe,
+    TimingFunctionType type)
+{
+    m_curve->AddKeyframe(
+        cc::FloatKeyframe::Create(base::TimeDelta::FromSecondsD(keyframe.time),
+            keyframe.value, CreateTimingFunction(type)));
+}
+
+void WebFloatAnimationCurve::add(const WebFloatKeyframe& keyframe,
+    double x1,
+    double y1,
+    double x2,
+    double y2)
+{
+    m_curve->AddKeyframe(cc::FloatKeyframe::Create(
+        base::TimeDelta::FromSecondsD(keyframe.time), keyframe.value,
+        cc::CubicBezierTimingFunction::Create(x1, y1, x2, y2)));
+}
+
+void WebFloatAnimationCurve::add(const WebFloatKeyframe& keyframe,
+    int steps,
+    float stepsStartOffset)
+{
+    m_curve->AddKeyframe(cc::FloatKeyframe::Create(
+        base::TimeDelta::FromSecondsD(keyframe.time), keyframe.value,
+        cc::StepsTimingFunction::Create(steps, stepsStartOffset)));
+}
+
+void WebFloatAnimationCurve::setLinearTimingFunction()
+{
+    m_curve->SetTimingFunction(nullptr);
+}
+
+void WebFloatAnimationCurve::setCubicBezierTimingFunction(
+    TimingFunctionType type)
+{
+    m_curve->SetTimingFunction(CreateTimingFunction(type));
+}
+
+void WebFloatAnimationCurve::setCubicBezierTimingFunction(double x1,
+    double y1,
+    double x2,
+    double y2)
+{
+    m_curve->SetTimingFunction(
+        cc::CubicBezierTimingFunction::Create(x1, y1, x2, y2));
+}
+
+void WebFloatAnimationCurve::setStepsTimingFunction(
+    int numberOfSteps,
+    float stepsStartOffset)
+{
+    m_curve->SetTimingFunction(
+        cc::StepsTimingFunction::Create(numberOfSteps, stepsStartOffset));
+}
+
+float WebFloatAnimationCurve::getValue(double time) const
+{
+    return m_curve->GetValue(base::TimeDelta::FromSecondsD(time));
+}
+
+scoped_ptr<cc::AnimationCurve>
+WebFloatAnimationCurve::CloneToAnimationCurve() const
+{
+    return m_curve->Clone();
+}
+
+} // namespace blink