1 files changed, 63 insertions, 0 deletions
diff --git a/chromium/content/renderer/compositor_bindings/web_transform_animation_curve_impl.cc b/chromium/content/renderer/compositor_bindings/web_transform_animation_curve_impl.cc
new file mode 100644
index 00000000000..8b03f48a813
--- /dev/null
+++ b/chromium/content/renderer/compositor_bindings/web_transform_animation_curve_impl.cc
@@ -0,0 +1,63 @@
+// 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.
+
+#include "content/renderer/compositor_bindings/web_transform_animation_curve_impl.h"
+
+#include "cc/animation/keyframed_animation_curve.h"
+#include "cc/animation/timing_function.h"
+#include "cc/animation/transform_operations.h"
+#include "content/renderer/compositor_bindings/web_animation_curve_common.h"
+#include "content/renderer/compositor_bindings/web_transform_operations_impl.h"
+
+using blink::WebTransformKeyframe;
+
+namespace content {
+
+WebTransformAnimationCurveImpl::WebTransformAnimationCurveImpl()
+    : curve_(cc::KeyframedTransformAnimationCurve::Create()) {
+}
+
+WebTransformAnimationCurveImpl::~WebTransformAnimationCurveImpl() {
+}
+
+blink::WebAnimationCurve::AnimationCurveType
+WebTransformAnimationCurveImpl::type() const {
+  return WebAnimationCurve::AnimationCurveTypeTransform;
+}
+
+void WebTransformAnimationCurveImpl::add(const WebTransformKeyframe& keyframe) {
+  add(keyframe, TimingFunctionTypeEase);
+}
+
+void WebTransformAnimationCurveImpl::add(const WebTransformKeyframe& keyframe,
+                                         TimingFunctionType type) {
+  const cc::TransformOperations& transform_operations =
+      static_cast<const WebTransformOperationsImpl&>(keyframe.value())
+          .AsTransformOperations();
+  curve_->AddKeyframe(cc::TransformKeyframe::Create(
+      keyframe.time(), transform_operations, CreateTimingFunction(type)));
+}
+
+void WebTransformAnimationCurveImpl::add(const WebTransformKeyframe& keyframe,
+                                         double x1,
+                                         double y1,
+                                         double x2,
+                                         double y2) {
+  const cc::TransformOperations& transform_operations =
+      static_cast<const WebTransformOperationsImpl&>(keyframe.value())
+          .AsTransformOperations();
+  curve_->AddKeyframe(cc::TransformKeyframe::Create(
+      keyframe.time(),
+      transform_operations,
+      cc::CubicBezierTimingFunction::Create(x1, y1, x2, y2)
+          .PassAs<cc::TimingFunction>()));
+}
+
+scoped_ptr<cc::AnimationCurve>
+WebTransformAnimationCurveImpl::CloneToAnimationCurve() const {
+  return curve_->Clone();
+}
+
+}  // namespace content
+