1 files changed, 71 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/platform/animation/compositor_float_animation_curve.cc b/chromium/third_party/blink/renderer/platform/animation/compositor_float_animation_curve.cc
new file mode 100644
index 00000000000..1e405f45c57
--- /dev/null
+++ b/chromium/third_party/blink/renderer/platform/animation/compositor_float_animation_curve.cc
@@ -0,0 +1,71 @@
+// 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 "third_party/blink/renderer/platform/animation/compositor_float_animation_curve.h"
+
+#include <memory>
+#include <utility>
+
+#include "base/memory/ptr_util.h"
+#include "cc/animation/animation_curve.h"
+#include "cc/animation/keyframed_animation_curve.h"
+#include "cc/animation/timing_function.h"
+
+namespace blink {
+
+CompositorFloatAnimationCurve::CompositorFloatAnimationCurve()
+    : curve_(cc::KeyframedFloatAnimationCurve::Create()) {}
+
+CompositorFloatAnimationCurve::CompositorFloatAnimationCurve(
+    std::unique_ptr<cc::KeyframedFloatAnimationCurve> curve)
+    : curve_(std::move(curve)) {}
+
+CompositorFloatAnimationCurve::~CompositorFloatAnimationCurve() = default;
+
+std::unique_ptr<CompositorFloatAnimationCurve>
+CompositorFloatAnimationCurve::CreateForTesting(
+    std::unique_ptr<cc::KeyframedFloatAnimationCurve> curve) {
+  return base::WrapUnique(new CompositorFloatAnimationCurve(std::move(curve)));
+}
+
+CompositorFloatAnimationCurve::Keyframes
+CompositorFloatAnimationCurve::KeyframesForTesting() const {
+  Keyframes keyframes;
+  for (const auto& cc_keyframe : curve_->keyframes_for_testing()) {
+    keyframes.push_back(
+        base::WrapUnique(new CompositorFloatKeyframe(cc_keyframe->Clone())));
+  }
+  return keyframes;
+}
+
+scoped_refptr<TimingFunction>
+CompositorFloatAnimationCurve::GetTimingFunctionForTesting() const {
+  return CreateCompositorTimingFunctionFromCC(
+      curve_->timing_function_for_testing());
+}
+
+void CompositorFloatAnimationCurve::AddKeyframe(
+    const CompositorFloatKeyframe& keyframe) {
+  curve_->AddKeyframe(keyframe.CloneToCC());
+}
+
+void CompositorFloatAnimationCurve::SetTimingFunction(
+    const TimingFunction& timing_function) {
+  curve_->SetTimingFunction(timing_function.CloneToCC());
+}
+
+void CompositorFloatAnimationCurve::SetScaledDuration(double scaled_duration) {
+  curve_->set_scaled_duration(scaled_duration);
+}
+
+float CompositorFloatAnimationCurve::GetValue(double time) const {
+  return curve_->GetValue(base::TimeDelta::FromSecondsD(time));
+}
+
+std::unique_ptr<cc::AnimationCurve>
+CompositorFloatAnimationCurve::CloneToAnimationCurve() const {
+  return curve_->Clone();
+}
+
+}  // namespace blink