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/geometry/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 force_antialiasing;
  24   bool throttle_frame_production;
  25   bool single_thread_proxy_scheduler;
  26   bool begin_frame_scheduling_enabled;
  27   bool main_frame_before_activation_enabled;
  28   bool using_synchronous_renderer_compositor;
  29   bool disable_hi_res_timer_tasks_on_battery;
  30   bool report_overscroll_only_for_scrollable_axes;
  31   bool per_tile_painting_enabled;
  32   bool partial_swap_enabled;
  33   bool accelerated_animation_enabled;
  34   bool can_use_lcd_text;
  35   bool use_distance_field_text;
  36   bool should_clear_root_render_pass;
  37   bool gpu_rasterization_enabled;
  38   bool gpu_rasterization_forced;
  39   bool create_low_res_tiling;
  40
  41   enum ScrollbarAnimator {
  42     NoAnimator,
  43     LinearFade,
  44     Thinning,
  45   };
  46   ScrollbarAnimator scrollbar_animator;
  47   int scrollbar_fade_delay_ms;
  48   int scrollbar_fade_resize_delay_ms;
  49   int scrollbar_fade_duration_ms;
  50   SkColor solid_color_scrollbar_color;
  51   bool calculate_top_controls_position;
  52   bool timeout_and_draw_when_animation_checkerboards;
  53   int maximum_number_of_failed_draws_before_draw_is_forced_;
  54   bool layer_transforms_should_scale_layer_contents;
  55   float minimum_contents_scale;
  56   float low_res_contents_scale_factor;
  57   float top_controls_height;
  58   float top_controls_show_threshold;
  59   float top_controls_hide_threshold;
  60   double refresh_rate;
  61   size_t max_partial_texture_updates;
  62   gfx::Size default_tile_size;
  63   gfx::Size max_untiled_layer_size;
  64   gfx::Size default_tile_grid_size;
  65   gfx::Size minimum_occlusion_tracking_size;
  66   bool use_pinch_zoom_scrollbars;
  67   bool use_pinch_virtual_viewport;
  68   size_t max_tiles_for_interest_area;
  69   float skewport_target_time_multiplier;
  70   int skewport_extrapolation_limit_in_content_pixels;
  71   size_t max_unused_resource_memory_percentage;
  72   size_t max_memory_for_prepaint_percentage;
  73   int highp_threshold_min;
  74   bool strict_layer_property_change_checking;
  75   bool use_one_copy;
  76   bool use_zero_copy;
  77   bool ignore_root_layer_flings;
  78   bool use_rgba_4444_textures;
  79   size_t texture_id_allocation_chunk_size;
  80   size_t scheduled_raster_task_limit;
  81   bool use_occlusion_for_tile_prioritization;
  82   bool record_full_layer;
  83
  84   LayerTreeDebugState initial_debug_state;
  85 };
  86
  87 }  // namespace cc
  88
  89 #endif  // CC_TREES_LAYER_TREE_SETTINGS_H_