cc/resources/raster_tile_priority_queue_required.h

   1 // Copyright 2015 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_RESOURCES_RASTER_TILE_PRIORITY_QUEUE_REQUIRED_H_
   6 #define CC_RESOURCES_RASTER_TILE_PRIORITY_QUEUE_REQUIRED_H_
   7
   8 #include <vector>
   9
  10 #include "cc/layers/picture_layer_impl.h"
  11 #include "cc/resources/raster_tile_priority_queue.h"
  12 #include "cc/resources/tiling_set_raster_queue_required.h"
  13
  14 namespace cc {
  15 class Tile;
  16
  17 class RasterTilePriorityQueueRequired : public RasterTilePriorityQueue {
  18  public:
  19   RasterTilePriorityQueueRequired();
  20   ~RasterTilePriorityQueueRequired() override;
  21
  22   bool IsEmpty() const override;
  23   Tile* Top() override;
  24   void Pop() override;
  25
  26  private:
  27   friend class RasterTilePriorityQueue;
  28
  29   void Build(const std::vector<PictureLayerImpl::Pair>& paired_layers,
  30              Type type);
  31   void BuildRequiredForDraw(
  32       const std::vector<PictureLayerImpl::Pair>& paired_layers);
  33   void BuildRequiredForActivation(
  34       const std::vector<PictureLayerImpl::Pair>& paired_layers);
  35
  36   ScopedPtrVector<TilingSetRasterQueueRequired> tiling_set_queues_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(RasterTilePriorityQueueRequired);
  39 };
  40
  41 }  // namespace cc
  42
  43 #endif  // CC_RESOURCES_RASTER_TILE_PRIORITY_QUEUE_REQUIRED_H_