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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "cc/blink/web_transform_operations_impl.h"
      6 
      7 #include <algorithm>
      8 
      9 #include "ui/gfx/transform.h"
     10 
     11 namespace cc_blink {
     12 
     13 WebTransformOperationsImpl::WebTransformOperationsImpl() {
     14 }
     15 
     16 const cc::TransformOperations&
     17 WebTransformOperationsImpl::AsTransformOperations() const {
     18   return transform_operations_;
     19 }
     20 
     21 bool WebTransformOperationsImpl::canBlendWith(
     22     const blink::WebTransformOperations& other) const {
     23   const WebTransformOperationsImpl& other_impl =
     24       static_cast<const WebTransformOperationsImpl&>(other);
     25   return transform_operations_.CanBlendWith(other_impl.transform_operations_);
     26 }
     27 
     28 void WebTransformOperationsImpl::appendTranslate(double x, double y, double z) {
     29   transform_operations_.AppendTranslate(x, y, z);
     30 }
     31 
     32 void WebTransformOperationsImpl::appendRotate(double x,
     33                                               double y,
     34                                               double z,
     35                                               double degrees) {
     36   transform_operations_.AppendRotate(x, y, z, degrees);
     37 }
     38 
     39 void WebTransformOperationsImpl::appendScale(double x, double y, double z) {
     40   transform_operations_.AppendScale(x, y, z);
     41 }
     42 
     43 void WebTransformOperationsImpl::appendSkew(double x, double y) {
     44   transform_operations_.AppendSkew(x, y);
     45 }
     46 
     47 void WebTransformOperationsImpl::appendPerspective(double depth) {
     48   transform_operations_.AppendPerspective(depth);
     49 }
     50 
     51 void WebTransformOperationsImpl::appendMatrix(const SkMatrix44& matrix) {
     52   gfx::Transform transform(gfx::Transform::kSkipInitialization);
     53   transform.matrix() = matrix;
     54   transform_operations_.AppendMatrix(transform);
     55 }
     56 
     57 void WebTransformOperationsImpl::appendIdentity() {
     58   transform_operations_.AppendIdentity();
     59 }
     60 
     61 bool WebTransformOperationsImpl::isIdentity() const {
     62   return transform_operations_.IsIdentity();
     63 }
     64 
     65 WebTransformOperationsImpl::~WebTransformOperationsImpl() {
     66 }
     67 
     68 }  // namespace cc_blink
     69