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
14namespace cc {
15
16class 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 single_thread_proxy_scheduler;
25  bool begin_frame_scheduling_enabled;
26  bool main_frame_before_draw_enabled;
27  bool main_frame_before_activation_enabled;
28  bool using_synchronous_renderer_compositor;
29  bool report_overscroll_only_for_scrollable_axes;
30  bool per_tile_painting_enabled;
31  bool partial_swap_enabled;
32  bool accelerated_animation_enabled;
33  bool can_use_lcd_text;
34  bool use_distance_field_text;
35  bool should_clear_root_render_pass;
36  bool gpu_rasterization_enabled;
37  bool gpu_rasterization_forced;
38  enum RecordingMode {
39    RecordNormally,
40    RecordWithSkRecord,
41  };
42  RecordingMode recording_mode;
43  bool create_low_res_tiling;
44
45  enum ScrollbarAnimator {
46    NoAnimator,
47    LinearFade,
48    Thinning,
49  };
50  ScrollbarAnimator scrollbar_animator;
51  int scrollbar_fade_delay_ms;
52  int scrollbar_fade_duration_ms;
53  SkColor solid_color_scrollbar_color;
54  bool calculate_top_controls_position;
55  bool timeout_and_draw_when_animation_checkerboards;
56  int maximum_number_of_failed_draws_before_draw_is_forced_;
57  bool layer_transforms_should_scale_layer_contents;
58  float minimum_contents_scale;
59  float low_res_contents_scale_factor;
60  float top_controls_height;
61  float top_controls_show_threshold;
62  float top_controls_hide_threshold;
63  double refresh_rate;
64  size_t max_partial_texture_updates;
65  gfx::Size default_tile_size;
66  gfx::Size max_untiled_layer_size;
67  gfx::Size minimum_occlusion_tracking_size;
68  bool use_pinch_zoom_scrollbars;
69  bool use_pinch_virtual_viewport;
70  size_t max_tiles_for_interest_area;
71  float skewport_target_time_multiplier;
72  int skewport_extrapolation_limit_in_content_pixels;
73  size_t max_unused_resource_memory_percentage;
74  size_t max_memory_for_prepaint_percentage;
75  int highp_threshold_min;
76  bool strict_layer_property_change_checking;
77  bool use_one_copy;
78  bool use_zero_copy;
79  bool ignore_root_layer_flings;
80  bool use_rgba_4444_textures;
81  size_t texture_id_allocation_chunk_size;
82  bool use_occlusion_for_tile_prioritization;
83  bool record_full_layer;
84
85  LayerTreeDebugState initial_debug_state;
86};
87
88}  // namespace cc
89
90#endif  // CC_TREES_LAYER_TREE_SETTINGS_H_
91