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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 <set> | 8 #include <set> |
9 #include <string> | 9 #include <string> |
10 | 10 |
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262 return draw_properties_.render_surface.get(); | 262 return draw_properties_.render_surface.get(); |
263 } | 263 } |
264 int num_unclipped_descendants() const { | 264 int num_unclipped_descendants() const { |
265 return draw_properties_.num_unclipped_descendants; | 265 return draw_properties_.num_unclipped_descendants; |
266 } | 266 } |
267 | 267 |
268 void SetScrollOffset(gfx::Vector2d scroll_offset); | 268 void SetScrollOffset(gfx::Vector2d scroll_offset); |
269 gfx::Vector2d scroll_offset() const { return scroll_offset_; } | 269 gfx::Vector2d scroll_offset() const { return scroll_offset_; } |
270 void SetScrollOffsetFromImplSide(gfx::Vector2d scroll_offset); | 270 void SetScrollOffsetFromImplSide(gfx::Vector2d scroll_offset); |
271 | 271 |
272 gfx::Vector2d MaxScrollOffset() const; | 272 void SetMaxScrollOffset(gfx::Vector2d max_scroll_offset); |
| 273 gfx::Vector2d max_scroll_offset() const { return max_scroll_offset_; } |
273 | 274 |
274 void SetScrollClipLayer(Layer* clip_layer); | 275 void SetScrollable(bool scrollable); |
275 bool scrollable() const { return !!scroll_clip_layer_; } | 276 bool scrollable() const { return scrollable_; } |
276 | 277 |
277 void SetUserScrollable(bool horizontal, bool vertical); | 278 void SetUserScrollable(bool horizontal, bool vertical); |
278 bool user_scrollable_horizontal() const { | 279 bool user_scrollable_horizontal() const { |
279 return user_scrollable_horizontal_; | 280 return user_scrollable_horizontal_; |
280 } | 281 } |
281 bool user_scrollable_vertical() const { return user_scrollable_vertical_; } | 282 bool user_scrollable_vertical() const { return user_scrollable_vertical_; } |
282 | 283 |
283 void SetShouldScrollOnMainThread(bool should_scroll_on_main_thread); | 284 void SetShouldScrollOnMainThread(bool should_scroll_on_main_thread); |
284 bool should_scroll_on_main_thread() const { | 285 bool should_scroll_on_main_thread() const { |
285 return should_scroll_on_main_thread_; | 286 return should_scroll_on_main_thread_; |
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561 // This pointer value is nil when a Layer is not in a tree and is | 562 // This pointer value is nil when a Layer is not in a tree and is |
562 // updated via SetLayerTreeHost() if a layer moves between trees. | 563 // updated via SetLayerTreeHost() if a layer moves between trees. |
563 LayerTreeHost* layer_tree_host_; | 564 LayerTreeHost* layer_tree_host_; |
564 | 565 |
565 scoped_refptr<LayerAnimationController> layer_animation_controller_; | 566 scoped_refptr<LayerAnimationController> layer_animation_controller_; |
566 | 567 |
567 // Layer properties. | 568 // Layer properties. |
568 gfx::Size bounds_; | 569 gfx::Size bounds_; |
569 | 570 |
570 gfx::Vector2d scroll_offset_; | 571 gfx::Vector2d scroll_offset_; |
571 // This variable indicates which ancestor layer (if any) whose size, | 572 gfx::Vector2d max_scroll_offset_; |
572 // transformed relative to this layer, defines the maximum scroll offset for | |
573 // this layer. | |
574 Layer* scroll_clip_layer_; | |
575 bool scrollable_ : 1; | 573 bool scrollable_ : 1; |
576 bool should_scroll_on_main_thread_ : 1; | 574 bool should_scroll_on_main_thread_ : 1; |
577 bool have_wheel_event_handlers_ : 1; | 575 bool have_wheel_event_handlers_ : 1; |
578 bool user_scrollable_horizontal_ : 1; | 576 bool user_scrollable_horizontal_ : 1; |
579 bool user_scrollable_vertical_ : 1; | 577 bool user_scrollable_vertical_ : 1; |
580 bool is_root_for_isolated_group_ : 1; | 578 bool is_root_for_isolated_group_ : 1; |
581 bool is_container_for_fixed_position_layers_ : 1; | 579 bool is_container_for_fixed_position_layers_ : 1; |
582 bool is_drawable_ : 1; | 580 bool is_drawable_ : 1; |
583 bool hide_layer_and_subtree_ : 1; | 581 bool hide_layer_and_subtree_ : 1; |
584 bool masks_to_bounds_ : 1; | 582 bool masks_to_bounds_ : 1; |
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623 DrawProperties<Layer> draw_properties_; | 621 DrawProperties<Layer> draw_properties_; |
624 | 622 |
625 PaintProperties paint_properties_; | 623 PaintProperties paint_properties_; |
626 | 624 |
627 DISALLOW_COPY_AND_ASSIGN(Layer); | 625 DISALLOW_COPY_AND_ASSIGN(Layer); |
628 }; | 626 }; |
629 | 627 |
630 } // namespace cc | 628 } // namespace cc |
631 | 629 |
632 #endif // CC_LAYERS_LAYER_H_ | 630 #endif // CC_LAYERS_LAYER_H_ |
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