cc/tiles/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_TILES_RASTER_TILE_PRIORITY_QUEUE_REQUIRED_H_
   6 #define CC_TILES_RASTER_TILE_PRIORITY_QUEUE_REQUIRED_H_
   7
   8 #include <vector>
   9
  10 #include "cc/layers/picture_layer_impl.h"
  11 #include "cc/tiles/raster_tile_priority_queue.h"
  12 #include "cc/tiles/tiling_set_raster_queue_required.h"
  13
  14 namespace cc {
  15 class PrioritizedTile;
  16
  17 class RasterTilePriorityQueueRequired : public RasterTilePriorityQueue {
  18  public:
  19   RasterTilePriorityQueueRequired();
  20   ~RasterTilePriorityQueueRequired() override;
  21
  22   bool IsEmpty() const override;
  23   const PrioritizedTile& Top() const override;
  24   void Pop() override;
  25
  26  private:
  27   friend class RasterTilePriorityQueue;
  28
  29   void Build(const std::vector<PictureLayerImpl*>& active_layers,
  30              const std::vector<PictureLayerImpl*>& pending_layers,
  31              Type type);
  32   void BuildRequiredForDraw(
  33       const std::vector<PictureLayerImpl*>& active_layers);
  34   void BuildRequiredForActivation(
  35       const std::vector<PictureLayerImpl*>& active_layers,
  36       const std::vector<PictureLayerImpl*>& pending_layers);
  37
  38   ScopedPtrVector<TilingSetRasterQueueRequired> tiling_set_queues_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(RasterTilePriorityQueueRequired);
  41 };
  42
  43 }  // namespace cc
  44
  45 #endif  // CC_TILES_RASTER_TILE_PRIORITY_QUEUE_REQUIRED_H_