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

Issue 640063002: Hide scrollbars when their dimensions are not scrollable. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Hide scrollbar by setting opacity to 0 Created 6 years, 2 months ago
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1 // Copyright 2011 The Chromium Authors. All rights reserved. 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 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_IMPL_H_ 5 #ifndef CC_LAYERS_LAYER_IMPL_H_
6 #define CC_LAYERS_LAYER_IMPL_H_ 6 #define CC_LAYERS_LAYER_IMPL_H_
7 7
8 #include <set> 8 #include <set>
9 #include <string> 9 #include <string>
10 10
11 #include "base/logging.h" 11 #include "base/logging.h"
12 #include "base/memory/scoped_ptr.h" 12 #include "base/memory/scoped_ptr.h"
13 #include "base/values.h" 13 #include "base/values.h"
14 #include "cc/animation/animation_delegate.h" 14 #include "cc/animation/animation_delegate.h"
15 #include "cc/animation/layer_animation_controller.h" 15 #include "cc/animation/layer_animation_controller.h"
16 #include "cc/animation/layer_animation_value_observer.h" 16 #include "cc/animation/layer_animation_value_observer.h"
17 #include "cc/animation/layer_animation_value_provider.h" 17 #include "cc/animation/layer_animation_value_provider.h"
18 #include "cc/base/cc_export.h" 18 #include "cc/base/cc_export.h"
19 #include "cc/base/region.h" 19 #include "cc/base/region.h"
20 #include "cc/base/scoped_ptr_vector.h" 20 #include "cc/base/scoped_ptr_vector.h"
21 #include "cc/input/input_handler.h" 21 #include "cc/input/input_handler.h"
22 #include "cc/input/scrollbar.h"
22 #include "cc/layers/draw_properties.h" 23 #include "cc/layers/draw_properties.h"
23 #include "cc/layers/layer_lists.h" 24 #include "cc/layers/layer_lists.h"
24 #include "cc/layers/layer_position_constraint.h" 25 #include "cc/layers/layer_position_constraint.h"
25 #include "cc/layers/render_surface_impl.h" 26 #include "cc/layers/render_surface_impl.h"
26 #include "cc/output/filter_operations.h" 27 #include "cc/output/filter_operations.h"
27 #include "cc/quads/shared_quad_state.h" 28 #include "cc/quads/shared_quad_state.h"
28 #include "cc/resources/resource_provider.h" 29 #include "cc/resources/resource_provider.h"
29 #include "skia/ext/refptr.h" 30 #include "skia/ext/refptr.h"
30 #include "third_party/skia/include/core/SkColor.h" 31 #include "third_party/skia/include/core/SkColor.h"
31 #include "third_party/skia/include/core/SkImageFilter.h" 32 #include "third_party/skia/include/core/SkImageFilter.h"
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403 void SetScrollClipLayer(int scroll_clip_layer_id); 404 void SetScrollClipLayer(int scroll_clip_layer_id);
404 LayerImpl* scroll_clip_layer() const { return scroll_clip_layer_; } 405 LayerImpl* scroll_clip_layer() const { return scroll_clip_layer_; }
405 bool scrollable() const { return !!scroll_clip_layer_; } 406 bool scrollable() const { return !!scroll_clip_layer_; }
406 407
407 void set_user_scrollable_horizontal(bool scrollable) { 408 void set_user_scrollable_horizontal(bool scrollable) {
408 user_scrollable_horizontal_ = scrollable; 409 user_scrollable_horizontal_ = scrollable;
409 } 410 }
410 void set_user_scrollable_vertical(bool scrollable) { 411 void set_user_scrollable_vertical(bool scrollable) {
411 user_scrollable_vertical_ = scrollable; 412 user_scrollable_vertical_ = scrollable;
412 } 413 }
414 bool user_scrollable(ScrollbarOrientation orientation) const;
413 415
414 void ApplySentScrollDeltasFromAbortedCommit(); 416 void ApplySentScrollDeltasFromAbortedCommit();
415 void ApplyScrollDeltasSinceBeginMainFrame(); 417 void ApplyScrollDeltasSinceBeginMainFrame();
416 418
417 void SetShouldScrollOnMainThread(bool should_scroll_on_main_thread) { 419 void SetShouldScrollOnMainThread(bool should_scroll_on_main_thread) {
418 should_scroll_on_main_thread_ = should_scroll_on_main_thread; 420 should_scroll_on_main_thread_ = should_scroll_on_main_thread;
419 } 421 }
420 bool should_scroll_on_main_thread() const { 422 bool should_scroll_on_main_thread() const {
421 return should_scroll_on_main_thread_; 423 return should_scroll_on_main_thread_;
422 } 424 }
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707 DrawProperties<LayerImpl> draw_properties_; 709 DrawProperties<LayerImpl> draw_properties_;
708 710
709 scoped_refptr<base::debug::ConvertableToTraceFormat> debug_info_; 711 scoped_refptr<base::debug::ConvertableToTraceFormat> debug_info_;
710 712
711 DISALLOW_COPY_AND_ASSIGN(LayerImpl); 713 DISALLOW_COPY_AND_ASSIGN(LayerImpl);
712 }; 714 };
713 715
714 } // namespace cc 716 } // namespace cc
715 717
716 #endif // CC_LAYERS_LAYER_IMPL_H_ 718 #endif // CC_LAYERS_LAYER_IMPL_H_
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