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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 CHROME_BROWSER_UI_VIEWS_FRAME_SCROLL_END_EFFECT_CONTROLLER_ASH_H_ | 5 #ifndef CHROME_BROWSER_UI_VIEWS_FRAME_SCROLL_END_EFFECT_CONTROLLER_ASH_H_ |
6 #define CHROME_BROWSER_UI_VIEWS_FRAME_SCROLL_END_EFFECT_CONTROLLER_ASH_H_ | 6 #define CHROME_BROWSER_UI_VIEWS_FRAME_SCROLL_END_EFFECT_CONTROLLER_ASH_H_ |
7 | 7 |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/memory/scoped_ptr.h" | |
9 #include "chrome/browser/ui/views/frame/scroll_end_effect_controller.h" | 10 #include "chrome/browser/ui/views/frame/scroll_end_effect_controller.h" |
11 #include "ui/compositor/layer.h" | |
12 #include "ui/gfx/rect.h" | |
13 | |
14 namespace views { | |
15 class View; | |
16 } | |
10 | 17 |
11 class ScrollEndEffectControllerAsh : public ScrollEndEffectController { | 18 class ScrollEndEffectControllerAsh : public ScrollEndEffectController { |
12 public: | 19 public: |
13 ScrollEndEffectControllerAsh(); | 20 explicit ScrollEndEffectControllerAsh(BrowserView* view); |
14 virtual ~ScrollEndEffectControllerAsh(); | 21 virtual ~ScrollEndEffectControllerAsh(); |
15 | 22 |
16 // ScrollEndEffectController overides: | 23 // ScrollEndEffectController overides: |
17 virtual void OverscrollUpdate(int delta_y) OVERRIDE; | 24 virtual void OverscrollUpdate(int delta_y) OVERRIDE; |
18 | 25 |
19 private: | 26 private: |
27 // Set up the layer topology for showing the effect. This involves making sure | |
sadrul
2013/08/20 16:14:59
Sets up
rharrison
2013/08/20 19:57:41
Done.
| |
28 // everything is on a layer and inserting clipping layers into the topology. | |
29 void ActivateEffect(); | |
30 | |
31 // Restore the layer topology and states to what they were before the effect | |
sadrul
2013/08/20 16:14:59
Restores
rharrison
2013/08/20 19:57:41
Done.
| |
32 // was actived. | |
33 void DeactivateEffect(); | |
34 | |
35 void ApplyDelta(ui::Layer* frame, gfx::Rect bounds, int delta_y); | |
36 | |
37 BrowserView* browser_view_; // non-owned | |
38 bool is_effect_active_; | |
39 | |
40 scoped_ptr<ui::Layer> frame_clipping_layer_; | |
41 scoped_ptr<ui::Layer> web_clipping_layer_; | |
42 ui::Layer* browser_frame_layer_; // non-owned | |
43 ui::Layer* web_contents_layer_; // non-owned | |
44 ui::Layer* non_client_layer_; // non-owned | |
45 | |
46 // Height of the top of the window that needs to be not be occluded by the | |
47 // |web_clipping_layer_| so that things like the controls show through.| | |
48 int non_content_height_; | |
49 | |
50 // Used to reparent |web_contents_layer_| when deactivating the effect. | |
51 ui::Layer* web_contents_parent_; // non-owned | |
52 | |
53 // Saved when the effective is activated, so it can be restored when the | |
54 // effect is deactivated. | |
55 gfx::Rect web_contents_bounds_; | |
56 | |
57 // Used to turn off being on a layer when deactivating the effect. | |
58 views::View* non_client_view_; // non-owned | |
59 | |
60 | |
20 DISALLOW_COPY_AND_ASSIGN(ScrollEndEffectControllerAsh); | 61 DISALLOW_COPY_AND_ASSIGN(ScrollEndEffectControllerAsh); |
21 }; | 62 }; |
22 | 63 |
23 #endif // CHROME_BROWSER_UI_VIEWS_FRAME_SCROLL_END_EFFECT_CONTROLLER_ASH_H_ | 64 #endif // CHROME_BROWSER_UI_VIEWS_FRAME_SCROLL_END_EFFECT_CONTROLLER_ASH_H_ |
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