cc/resources/rasterizer.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_RASTERIZER_H_
   6 #define CC_RESOURCES_RASTERIZER_H_
   7
   8 #include <vector>
   9
  10 #include "cc/base/cc_export.h"
  11 #include "cc/resources/resource_pool.h"
  12 #include "cc/resources/tile.h"
  13
  14 namespace cc {
  15 class TileManager;
  16
  17 enum class PrepareTilesMode {
  18   RASTERIZE_PRIORITIZED_TILES,
  19   PREPARE_PRIORITIZED_TILES,
  20   PREPARE_NONE
  21 };
  22
  23 class CC_EXPORT Rasterizer {
  24  public:
  25   using TileVector = std::vector<Tile*>;
  26   using UpdateTileDrawInfoCallback =
  27       base::Callback<void(Tile*,
  28                           scoped_ptr<ScopedResource>,
  29                           const RasterSource::SolidColorAnalysis&)>;
  30
  31   virtual ~Rasterizer() {}
  32   virtual PrepareTilesMode GetPrepareTilesMode() = 0;
  33   virtual void RasterizeTiles(
  34       const TileVector& tiles,
  35       ResourcePool* resource_pool,
  36       const UpdateTileDrawInfoCallback& update_tile_draw_info) = 0;
  37
  38  protected:
  39   Rasterizer() {}
  40
  41  private:
  42   DISALLOW_COPY_AND_ASSIGN(Rasterizer);
  43 };
  44
  45 }  // namespace cc
  46
  47 #endif  // CC_RESOURCES_RASTERIZER_H_