layer_tree_settings.h revision 68043e1e95eeb07d5cae7aca370b26518b0867d6 
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 begin_frame_scheduling_enabled;
25  bool deadline_scheduling_enabled;
26  bool using_synchronous_renderer_compositor;
27  bool per_tile_painting_enabled;
28  bool partial_swap_enabled;
29  bool cache_render_pass_contents;
30  bool accelerated_animation_enabled;
31  bool background_color_instead_of_checkerboard;
32  bool show_overdraw_in_tracing;
33  bool can_use_lcd_text;
34  bool should_clear_root_render_pass;
35
36  enum ScrollbarAnimator {
37    NoAnimator,
38    LinearFade,
39    Thinning,
40  };
41  ScrollbarAnimator scrollbar_animator;
42  int scrollbar_linear_fade_delay_ms;
43  int scrollbar_linear_fade_length_ms;
44  bool solid_color_scrollbars;
45  SkColor solid_color_scrollbar_color;
46  bool calculate_top_controls_position;
47  bool use_memory_management;
48  bool timeout_and_draw_when_animation_checkerboards;
49  int maximum_number_of_failed_draws_before_draw_is_forced_;
50  bool layer_transforms_should_scale_layer_contents;
51  float minimum_contents_scale;
52  float low_res_contents_scale_factor;
53  float top_controls_height;
54  float top_controls_show_threshold;
55  float top_controls_hide_threshold;
56  double refresh_rate;
57  size_t max_partial_texture_updates;
58  size_t num_raster_threads;
59  gfx::Size default_tile_size;
60  gfx::Size max_untiled_layer_size;
61  gfx::Size minimum_occlusion_tracking_size;
62  bool use_pinch_zoom_scrollbars;
63  bool use_pinch_virtual_viewport;
64  size_t max_tiles_for_interest_area;
65  size_t max_unused_resource_memory_percentage;
66  int highp_threshold_min;
67  bool force_direct_layer_drawing;  // With Skia GPU backend.
68  bool strict_layer_property_change_checking;
69  bool use_map_image;
70  bool ignore_root_layer_flings;
71  bool use_rgba_4444_textures;
72
73  LayerTreeDebugState initial_debug_state;
74};
75
76}  // namespace cc
77
78#endif  // CC_TREES_LAYER_TREE_SETTINGS_H_
79