cc/layers/layer_lists.h

   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 #ifndef CC_LAYERS_LAYER_LISTS_H_
   6 #define CC_LAYERS_LAYER_LISTS_H_
   7
   8 #include <vector>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "cc/base/cc_export.h"
  12 #include "cc/base/scoped_ptr_vector.h"
  13
  14 namespace cc {
  15 class Layer;
  16 class LayerImpl;
  17
  18 typedef std::vector<scoped_refptr<Layer>> LayerList;
  19
  20 typedef ScopedPtrVector<LayerImpl> OwnedLayerImplList;
  21 typedef std::vector<LayerImpl*> LayerImplList;
  22
  23 class CC_EXPORT RenderSurfaceLayerList {
  24  public:
  25   RenderSurfaceLayerList();
  26   ~RenderSurfaceLayerList();
  27
  28   Layer* at(size_t i) const;
  29   void pop_back();
  30   void push_back(const scoped_refptr<Layer>& layer);
  31   Layer* back();
  32   size_t size() const;
  33   bool empty() const { return size() == 0u; }
  34   scoped_refptr<Layer>& operator[](size_t i);
  35   const scoped_refptr<Layer>& operator[](size_t i) const;
  36   LayerList::iterator begin();
  37   LayerList::iterator end();
  38   LayerList::const_iterator begin() const;
  39   LayerList::const_iterator end() const;
  40   void clear();
  41   LayerList& AsLayerList() { return list_; }
  42   const LayerList& AsLayerList() const { return list_; }
  43
  44  private:
  45   LayerList list_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(RenderSurfaceLayerList);
  48 };
  49
  50 }  // namespace cc
  51
  52 #endif  // CC_LAYERS_LAYER_LISTS_H_