cc/trees/layer_tree_settings.h

   1 // Copyright 2011 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_TREES_LAYER_TREE_SETTINGS_H_
   6 #define CC_TREES_LAYER_TREE_SETTINGS_H_
   7
   8 #include "base/basictypes.h"
   9 #include "cc/base/cc_export.h"
  10 #include "cc/debug/layer_tree_debug_state.h"
  11 #include "third_party/skia/include/core/SkColor.h"
  12 #include "ui/gfx/size.h"
  13
  14 namespace cc {
  15
  16 class CC_EXPORT LayerTreeSettings {
  17  public:
  18   LayerTreeSettings();
  19   ~LayerTreeSettings();
  20
  21   bool impl_side_painting;
  22   bool allow_antialiasing;
  23   bool throttle_frame_production;
  24   bool begin_frame_scheduling_enabled;
  25   bool using_synchronous_renderer_compositor;
  26   bool per_tile_painting_enabled;
  27   bool partial_swap_enabled;
  28   bool cache_render_pass_contents;
  29   bool accelerated_animation_enabled;
  30   bool background_color_instead_of_checkerboard;
  31   bool show_overdraw_in_tracing;
  32   bool can_use_lcd_text;
  33   bool should_clear_root_render_pass;
  34
  35   enum ScrollbarAnimator {
  36     NoAnimator,
  37     LinearFade,
  38     Thinning,
  39   };
  40   ScrollbarAnimator scrollbar_animator;
  41   int scrollbar_linear_fade_delay_ms;
  42   int scrollbar_linear_fade_length_ms;
  43   bool solid_color_scrollbars;
  44   SkColor solid_color_scrollbar_color;
  45   bool calculate_top_controls_position;
  46   bool use_memory_management;
  47   bool timeout_and_draw_when_animation_checkerboards;
  48   int maximum_number_of_failed_draws_before_draw_is_forced_;
  49   bool layer_transforms_should_scale_layer_contents;
  50   float minimum_contents_scale;
  51   float low_res_contents_scale_factor;
  52   float top_controls_height;
  53   float top_controls_show_threshold;
  54   float top_controls_hide_threshold;
  55   double refresh_rate;
  56   size_t max_partial_texture_updates;
  57   size_t num_raster_threads;
  58   gfx::Size default_tile_size;
  59   gfx::Size max_untiled_layer_size;
  60   gfx::Size minimum_occlusion_tracking_size;
  61   bool use_pinch_zoom_scrollbars;
  62   bool use_pinch_virtual_viewport;
  63   size_t max_tiles_for_interest_area;
  64   size_t max_unused_resource_memory_percentage;
  65   int highp_threshold_min;
  66   bool force_direct_layer_drawing;  // With Skia GPU backend.
  67   bool strict_layer_property_change_checking;
  68   bool use_map_image;
  69   bool ignore_root_layer_flings;
  70   bool use_rgba_4444_textures;
  71
  72   LayerTreeDebugState initial_debug_state;
  73 };
  74
  75 }  // namespace cc
  76
  77 #endif  // CC_TREES_LAYER_TREE_SETTINGS_H_