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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 // Sets up the layer topology for showing the effect. This involves making | |
sky
2013/08/21 21:01:01
I don't think we've ever used topology for what th
rharrison
2013/08/22 15:08:39
Done.
| |
28 // sure everything is on a layer and inserting clipping layers into the | |
29 // topology. | |
30 void ActivateEffect(); | |
31 | |
32 // Restores the layer topology and states to what they were before the effect | |
33 // was actived. | |
34 void DeactivateEffect(); | |
35 | |
36 void ApplyDelta(ui::Layer* frame, gfx::Rect bounds, int delta_y); | |
sky
2013/08/21 21:01:01
const gfx::Rect& and add a description.
rharrison
2013/08/22 15:08:39
Done.
| |
37 | |
38 BrowserView* browser_view_; // non-owned | |
39 bool is_effect_active_; | |
40 | |
41 scoped_ptr<ui::Layer> frame_clipping_layer_; | |
42 scoped_ptr<ui::Layer> web_clipping_layer_; | |
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.| | |
sky
2013/08/21 21:01:01
nuke trailing |
rharrison
2013/08/22 15:08:39
Done.
| |
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 | |
sky
2013/08/21 21:01:01
effective?
rharrison
2013/08/22 15:08:39
Done.
| |
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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