cc/layers/layer_lists.cc

   1 // Copyright 2013 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/layers/layer_lists.h"
   6
   7 #include "cc/layers/layer.h"
   8
   9 namespace cc {
  10
  11 RenderSurfaceLayerList::RenderSurfaceLayerList() {}
  12
  13 RenderSurfaceLayerList::~RenderSurfaceLayerList() {
  14   for (size_t i = 0; i < size(); ++i)
  15     at(size() - 1 - i)->ClearRenderSurface();
  16 }
  17
  18 Layer* RenderSurfaceLayerList::at(size_t i) const {
  19   return list_.at(i).get();
  20 }
  21
  22 void RenderSurfaceLayerList::pop_back() {
  23   list_.pop_back();
  24 }
  25
  26 void RenderSurfaceLayerList::push_back(const scoped_refptr<Layer>& layer) {
  27   list_.push_back(layer);
  28 }
  29
  30 Layer* RenderSurfaceLayerList::back() {
  31   return list_.back().get();
  32 }
  33
  34 size_t RenderSurfaceLayerList::size() const {
  35   return list_.size();
  36 }
  37
  38 scoped_refptr<Layer>& RenderSurfaceLayerList::operator[](size_t i) {
  39   return list_[i];
  40 }
  41 const scoped_refptr<Layer>& RenderSurfaceLayerList::operator[](size_t i) const {
  42   return list_[i];
  43 }
  44
  45 LayerList::iterator RenderSurfaceLayerList::begin() {
  46   return list_.begin();
  47 }
  48
  49 LayerList::iterator RenderSurfaceLayerList::end() {
  50   return list_.end();
  51 }
  52
  53 LayerList::const_iterator RenderSurfaceLayerList::begin() const {
  54   return list_.begin();
  55 }
  56
  57 LayerList::const_iterator RenderSurfaceLayerList::end() const {
  58   return list_.end();
  59 }
  60
  61 void RenderSurfaceLayerList::clear() {
  62   for (size_t i = 0; i < list_.size(); ++i)
  63     DCHECK(!list_[i]->render_surface());
  64   list_.clear();
  65 }
  66
  67 }  // namespace cc