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Side by Side Diff: cc/layers/layer.h

Issue 2801383002: cc : Delete layer's draw blend mode (Closed)
Patch Set: . Created 3 years, 8 months ago
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1 // Copyright 2010 The Chromium Authors. All rights reserved. 1 // Copyright 2010 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CC_LAYERS_LAYER_H_ 5 #ifndef CC_LAYERS_LAYER_H_
6 #define CC_LAYERS_LAYER_H_ 6 #define CC_LAYERS_LAYER_H_
7 7
8 #include <stddef.h> 8 #include <stddef.h>
9 #include <stdint.h> 9 #include <stdint.h>
10 10
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125 virtual void SetOpacity(float opacity); 125 virtual void SetOpacity(float opacity);
126 float opacity() const { return inputs_.opacity; } 126 float opacity() const { return inputs_.opacity; }
127 float EffectiveOpacity() const; 127 float EffectiveOpacity() const;
128 virtual bool OpacityCanAnimateOnImplThread() const; 128 virtual bool OpacityCanAnimateOnImplThread() const;
129 129
130 virtual bool AlwaysUseActiveTreeOpacity() const; 130 virtual bool AlwaysUseActiveTreeOpacity() const;
131 131
132 void SetBlendMode(SkBlendMode blend_mode); 132 void SetBlendMode(SkBlendMode blend_mode);
133 SkBlendMode blend_mode() const { return inputs_.blend_mode; } 133 SkBlendMode blend_mode() const { return inputs_.blend_mode; }
134 134
135 void set_draw_blend_mode(SkBlendMode blend_mode) {
136 if (draw_blend_mode_ == blend_mode)
137 return;
138 draw_blend_mode_ = blend_mode;
139 SetNeedsPushProperties();
140 }
141 SkBlendMode draw_blend_mode() const { return draw_blend_mode_; }
142
143 // A layer is root for an isolated group when it and all its descendants are 135 // A layer is root for an isolated group when it and all its descendants are
144 // drawn over a black and fully transparent background, creating an isolated 136 // drawn over a black and fully transparent background, creating an isolated
145 // group. It should be used along with SetBlendMode(), in order to restrict 137 // group. It should be used along with SetBlendMode(), in order to restrict
146 // layers within the group to blend with layers outside this group. 138 // layers within the group to blend with layers outside this group.
147 void SetIsRootForIsolatedGroup(bool root); 139 void SetIsRootForIsolatedGroup(bool root);
148 bool is_root_for_isolated_group() const { 140 bool is_root_for_isolated_group() const {
149 return inputs_.is_root_for_isolated_group; 141 return inputs_.is_root_for_isolated_group;
150 } 142 }
151 143
152 void SetFilters(const FilterOperations& filters); 144 void SetFilters(const FilterOperations& filters);
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630 bool should_flatten_transform_from_property_tree_ : 1; 622 bool should_flatten_transform_from_property_tree_ : 1;
631 bool draws_content_ : 1; 623 bool draws_content_ : 1;
632 bool use_local_transform_for_backface_visibility_ : 1; 624 bool use_local_transform_for_backface_visibility_ : 1;
633 bool should_check_backface_visibility_ : 1; 625 bool should_check_backface_visibility_ : 1;
634 bool force_render_surface_for_testing_ : 1; 626 bool force_render_surface_for_testing_ : 1;
635 bool subtree_property_changed_ : 1; 627 bool subtree_property_changed_ : 1;
636 bool may_contain_video_ : 1; 628 bool may_contain_video_ : 1;
637 bool is_scroll_clip_layer_ : 1; 629 bool is_scroll_clip_layer_ : 1;
638 bool needs_show_scrollbars_ : 1; 630 bool needs_show_scrollbars_ : 1;
639 SkColor safe_opaque_background_color_; 631 SkColor safe_opaque_background_color_;
640 // draw_blend_mode may be different than blend_mode_,
641 // when a RenderSurface re-parents the layer's blend_mode.
642 SkBlendMode draw_blend_mode_;
643 std::unique_ptr<std::set<Layer*>> scroll_children_; 632 std::unique_ptr<std::set<Layer*>> scroll_children_;
644 633
645 std::unique_ptr<std::set<Layer*>> clip_children_; 634 std::unique_ptr<std::set<Layer*>> clip_children_;
646 635
647 PaintProperties paint_properties_; 636 PaintProperties paint_properties_;
648 637
649 // These all act like draw properties, so don't need push properties. 638 // These all act like draw properties, so don't need push properties.
650 gfx::Rect visible_layer_rect_; 639 gfx::Rect visible_layer_rect_;
651 size_t num_unclipped_descendants_; 640 size_t num_unclipped_descendants_;
652 641
653 DISALLOW_COPY_AND_ASSIGN(Layer); 642 DISALLOW_COPY_AND_ASSIGN(Layer);
654 }; 643 };
655 644
656 } // namespace cc 645 } // namespace cc
657 646
658 #endif // CC_LAYERS_LAYER_H_ 647 #endif // CC_LAYERS_LAYER_H_
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