cc/resources/picture_pile.h

   1 // Copyright 2012 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_PICTURE_PILE_H_
   6 #define CC_RESOURCES_PICTURE_PILE_H_
   7
   8 #include "cc/resources/picture_pile_base.h"
   9 #include "ui/gfx/rect.h"
  10
  11 namespace cc {
  12 class PicturePileImpl;
  13 class Region;
  14 class RenderingStatsInstrumentation;
  15
  16 class CC_EXPORT PicturePile : public PicturePileBase {
  17  public:
  18   PicturePile();
  19
  20   // Re-record parts of the picture that are invalid.
  21   // Invalidations are in layer space, and will be expanded to cover everything
  22   // that was either recorded/changed or that has no recording, leaving out only
  23   // pieces that we had a recording for and it was not changed.
  24   // Return true iff the pile was modified.
  25   bool UpdateAndExpandInvalidation(
  26       ContentLayerClient* painter,
  27       Region* invalidation,
  28       SkColor background_color,
  29       bool contents_opaque,
  30       bool contents_fill_bounds_completely,
  31       const gfx::Size& layer_size,
  32       const gfx::Rect& visible_layer_rect,
  33       int frame_number,
  34       Picture::RecordingMode recording_mode,
  35       RenderingStatsInstrumentation* stats_instrumentation);
  36
  37   void SetEmptyBounds();
  38
  39   void set_slow_down_raster_scale_factor(int factor) {
  40     slow_down_raster_scale_factor_for_debug_ = factor;
  41   }
  42
  43   void set_show_debug_picture_borders(bool show) {
  44     show_debug_picture_borders_ = show;
  45   }
  46
  47   bool is_suitable_for_gpu_rasterization() const {
  48     return is_suitable_for_gpu_rasterization_;
  49   }
  50   void SetUnsuitableForGpuRasterizationForTesting() {
  51     is_suitable_for_gpu_rasterization_ = false;
  52   }
  53
  54  protected:
  55   virtual ~PicturePile();
  56
  57  private:
  58   friend class PicturePileImpl;
  59
  60   bool is_suitable_for_gpu_rasterization_;
  61
  62   DISALLOW_COPY_AND_ASSIGN(PicturePile);
  63 };
  64
  65 }  // namespace cc
  66
  67 #endif  // CC_RESOURCES_PICTURE_PILE_H_