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// Copyright 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_TREES_LAYER_TREE_SETTINGS_H_
#define CC_TREES_LAYER_TREE_SETTINGS_H_
#include "base/basictypes.h"
#include "cc/base/cc_export.h"
#include "cc/debug/layer_tree_debug_state.h"
#include "cc/output/renderer_settings.h"
#include "skia/ext/refptr.h"
#include "third_party/skia/include/core/SkColor.h"
#include "third_party/skia/include/core/SkTypeface.h"
#include "ui/gfx/geometry/size.h"
namespace cc {
class CC_EXPORT LayerTreeSettings {
public:
LayerTreeSettings();
~LayerTreeSettings();
RendererSettings renderer_settings;
bool impl_side_painting;
bool throttle_frame_production;
bool single_thread_proxy_scheduler;
bool use_external_begin_frame_source;
bool forward_begin_frames_to_children;
bool main_frame_before_activation_enabled;
bool using_synchronous_renderer_compositor;
bool disable_hi_res_timer_tasks_on_battery;
bool report_overscroll_only_for_scrollable_axes;
bool per_tile_painting_enabled;
bool accelerated_animation_enabled;
bool can_use_lcd_text;
bool use_distance_field_text;
bool gpu_rasterization_enabled;
bool gpu_rasterization_forced;
int gpu_rasterization_msaa_sample_count;
bool threaded_gpu_rasterization_enabled;
bool create_low_res_tiling;
enum ScrollbarAnimator {
NoAnimator,
LinearFade,
Thinning,
};
ScrollbarAnimator scrollbar_animator;
int scrollbar_fade_delay_ms;
int scrollbar_fade_resize_delay_ms;
int scrollbar_fade_duration_ms;
float scrollbar_show_scale_threshold;
SkColor solid_color_scrollbar_color;
bool calculate_top_controls_position;
bool timeout_and_draw_when_animation_checkerboards;
int maximum_number_of_failed_draws_before_draw_is_forced_;
bool layer_transforms_should_scale_layer_contents;
bool layers_always_allowed_lcd_text;
float minimum_contents_scale;
float low_res_contents_scale_factor;
float top_controls_show_threshold;
float top_controls_hide_threshold;
double background_animation_rate;
size_t max_partial_texture_updates;
gfx::Size default_tile_size;
gfx::Size max_untiled_layer_size;
gfx::Size default_tile_grid_size;
gfx::Size minimum_occlusion_tracking_size;
bool use_pinch_zoom_scrollbars;
bool use_pinch_virtual_viewport;
size_t max_tiles_for_interest_area;
float skewport_target_time_in_seconds;
int skewport_extrapolation_limit_in_content_pixels;
size_t max_unused_resource_memory_percentage;
size_t max_memory_for_prepaint_percentage;
bool strict_layer_property_change_checking;
bool use_one_copy;
bool use_zero_copy;
bool enable_elastic_overscroll;
unsigned use_image_texture_target;
bool ignore_root_layer_flings;
size_t scheduled_raster_task_limit;
bool use_occlusion_for_tile_prioritization;
bool record_full_layer;
bool use_display_lists;
bool verify_property_trees;
skia::RefPtr<SkTypeface> hud_typeface;
LayerTreeDebugState initial_debug_state;
};
} // namespace cc
#endif // CC_TREES_LAYER_TREE_SETTINGS_H_
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