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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_LAYERS_RENDER_SURFACE_IMPL_H_ | |
6 #define CC_LAYERS_RENDER_SURFACE_IMPL_H_ | |
7 | |
8 #include <string> | |
9 #include <vector> | |
10 | |
11 #include "base/basictypes.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "cc/base/cc_export.h" | |
14 #include "cc/layers/layer_lists.h" | |
15 #include "cc/quads/render_pass.h" | |
16 #include "cc/quads/shared_quad_state.h" | |
17 #include "cc/trees/occlusion.h" | |
18 #include "ui/gfx/geometry/rect.h" | |
19 #include "ui/gfx/geometry/rect_f.h" | |
20 #include "ui/gfx/transform.h" | |
21 | |
22 namespace cc { | |
23 | |
24 class DamageTracker; | |
25 class DelegatedRendererLayerImpl; | |
26 class Occlusion; | |
27 class RenderPassId; | |
28 class RenderPassSink; | |
29 class LayerImpl; | |
30 template <typename LayerType> | |
31 class LayerIterator; | |
32 | |
33 struct AppendQuadsData; | |
34 | |
35 class CC_EXPORT RenderSurfaceImpl { | |
36 public: | |
37 explicit RenderSurfaceImpl(LayerImpl* owning_layer); | |
38 virtual ~RenderSurfaceImpl(); | |
39 | |
40 gfx::PointF ContentRectCenter() const { | |
41 return gfx::RectF(content_rect_).CenterPoint(); | |
42 } | |
43 | |
44 // Returns the rect that encloses the RenderSurfaceImpl including any | |
45 // reflection. | |
46 gfx::RectF DrawableContentRect() const; | |
47 | |
48 void SetDrawOpacity(float opacity) { draw_opacity_ = opacity; } | |
49 float draw_opacity() const { return draw_opacity_; } | |
50 | |
51 void SetNearestOcclusionImmuneAncestor(RenderSurfaceImpl* surface) { | |
52 nearest_occlusion_immune_ancestor_ = surface; | |
53 } | |
54 const RenderSurfaceImpl* nearest_occlusion_immune_ancestor() const { | |
55 return nearest_occlusion_immune_ancestor_; | |
56 } | |
57 | |
58 void SetDrawOpacityIsAnimating(bool draw_opacity_is_animating) { | |
59 draw_opacity_is_animating_ = draw_opacity_is_animating; | |
60 } | |
61 bool draw_opacity_is_animating() const { return draw_opacity_is_animating_; } | |
62 | |
63 SkColor GetDebugBorderColor() const; | |
64 SkColor GetReplicaDebugBorderColor() const; | |
65 | |
66 float GetDebugBorderWidth() const; | |
67 float GetReplicaDebugBorderWidth() const; | |
68 | |
69 void SetDrawTransform(const gfx::Transform& draw_transform) { | |
70 draw_transform_ = draw_transform; | |
71 } | |
72 const gfx::Transform& draw_transform() const { return draw_transform_; } | |
73 | |
74 void SetScreenSpaceTransform(const gfx::Transform& screen_space_transform) { | |
75 screen_space_transform_ = screen_space_transform; | |
76 } | |
77 const gfx::Transform& screen_space_transform() const { | |
78 return screen_space_transform_; | |
79 } | |
80 | |
81 void SetReplicaDrawTransform(const gfx::Transform& replica_draw_transform) { | |
82 replica_draw_transform_ = replica_draw_transform; | |
83 } | |
84 const gfx::Transform& replica_draw_transform() const { | |
85 return replica_draw_transform_; | |
86 } | |
87 | |
88 void SetReplicaScreenSpaceTransform( | |
89 const gfx::Transform& replica_screen_space_transform) { | |
90 replica_screen_space_transform_ = replica_screen_space_transform; | |
91 } | |
92 const gfx::Transform& replica_screen_space_transform() const { | |
93 return replica_screen_space_transform_; | |
94 } | |
95 | |
96 void SetTargetSurfaceTransformsAreAnimating(bool animating) { | |
97 target_surface_transforms_are_animating_ = animating; | |
98 } | |
99 bool target_surface_transforms_are_animating() const { | |
100 return target_surface_transforms_are_animating_; | |
101 } | |
102 void SetScreenSpaceTransformsAreAnimating(bool animating) { | |
103 screen_space_transforms_are_animating_ = animating; | |
104 } | |
105 bool screen_space_transforms_are_animating() const { | |
106 return screen_space_transforms_are_animating_; | |
107 } | |
108 | |
109 void SetIsClipped(bool is_clipped) { is_clipped_ = is_clipped; } | |
110 bool is_clipped() const { return is_clipped_; } | |
111 | |
112 void SetClipRect(const gfx::Rect& clip_rect); | |
113 gfx::Rect clip_rect() const { return clip_rect_; } | |
114 | |
115 // When false, the RenderSurface does not contribute to another target | |
116 // RenderSurface that is being drawn for the current frame. It could still be | |
117 // drawn to as a target, but its output will not be a part of any other | |
118 // surface. | |
119 bool contributes_to_drawn_surface() const { | |
120 return contributes_to_drawn_surface_; | |
121 } | |
122 void set_contributes_to_drawn_surface(bool contributes_to_drawn_surface) { | |
123 contributes_to_drawn_surface_ = contributes_to_drawn_surface; | |
124 } | |
125 | |
126 void SetContentRect(const gfx::Rect& content_rect); | |
127 gfx::Rect content_rect() const { return content_rect_; } | |
128 | |
129 const Occlusion& occlusion_in_content_space() const { | |
130 return occlusion_in_content_space_; | |
131 } | |
132 void set_occlusion_in_content_space(const Occlusion& occlusion) { | |
133 occlusion_in_content_space_ = occlusion; | |
134 } | |
135 | |
136 LayerImplList& layer_list() { return layer_list_; } | |
137 void AddContributingDelegatedRenderPassLayer(LayerImpl* layer); | |
138 void ClearLayerLists(); | |
139 | |
140 int OwningLayerId() const; | |
141 | |
142 void ResetPropertyChangedFlag() { surface_property_changed_ = false; } | |
143 bool SurfacePropertyChanged() const; | |
144 bool SurfacePropertyChangedOnlyFromDescendant() const; | |
145 | |
146 DamageTracker* damage_tracker() const { return damage_tracker_.get(); } | |
147 | |
148 RenderPassId GetRenderPassId(); | |
149 | |
150 void AppendRenderPasses(RenderPassSink* pass_sink); | |
151 void AppendQuads(RenderPass* render_pass, | |
152 const gfx::Transform& draw_transform, | |
153 const Occlusion& occlusion_in_content_space, | |
154 SkColor debug_border_color, | |
155 float debug_border_width, | |
156 LayerImpl* mask_layer, | |
157 AppendQuadsData* append_quads_data, | |
158 RenderPassId render_pass_id); | |
159 | |
160 private: | |
161 LayerImpl* owning_layer_; | |
162 | |
163 // Uses this surface's space. | |
164 gfx::Rect content_rect_; | |
165 bool surface_property_changed_ : 1; | |
166 bool draw_opacity_is_animating_ : 1; | |
167 bool target_surface_transforms_are_animating_ : 1; | |
168 bool screen_space_transforms_are_animating_ : 1; | |
169 | |
170 bool is_clipped_ : 1; | |
171 bool contributes_to_drawn_surface_ : 1; | |
172 | |
173 float draw_opacity_; | |
174 gfx::Transform draw_transform_; | |
175 gfx::Transform screen_space_transform_; | |
176 gfx::Transform replica_draw_transform_; | |
177 gfx::Transform replica_screen_space_transform_; | |
178 | |
179 // Uses the space of the surface's target surface. | |
180 gfx::Rect clip_rect_; | |
181 | |
182 LayerImplList layer_list_; | |
183 std::vector<DelegatedRendererLayerImpl*> | |
184 contributing_delegated_render_pass_layer_list_; | |
185 Occlusion occlusion_in_content_space_; | |
186 | |
187 // The nearest ancestor target surface that will contain the contents of this | |
188 // surface, and that ignores outside occlusion. This can point to itself. | |
189 RenderSurfaceImpl* nearest_occlusion_immune_ancestor_; | |
190 | |
191 scoped_ptr<DamageTracker> damage_tracker_; | |
192 | |
193 // For LayerIteratorActions | |
194 int target_render_surface_layer_index_history_; | |
195 int current_layer_index_history_; | |
196 | |
197 friend class LayerIterator<LayerImpl>; | |
198 | |
199 DISALLOW_COPY_AND_ASSIGN(RenderSurfaceImpl); | |
200 }; | |
201 | |
202 } // namespace cc | |
203 #endif // CC_LAYERS_RENDER_SURFACE_IMPL_H_ | |
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