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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 // This class is an implementation of the ChromotingView using Pepper devices | 5 // This class is an implementation of the ChromotingView using Pepper devices |
6 // as the backing stores. This class is used only on pepper thread. | 6 // as the backing stores. This class is used only on pepper thread. |
7 // Chromoting objects access this object through PepperViewProxy which | 7 // Chromoting objects access this object through PepperViewProxy which |
8 // delegates method calls on the pepper thread. | 8 // delegates method calls on the pepper thread. |
9 | 9 |
10 #ifndef REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_ | 10 #ifndef REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_ |
11 #define REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_ | 11 #define REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_ |
12 | 12 |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "base/task.h" | 14 #include "base/task.h" |
15 #include "media/base/video_frame.h" | 15 #include "media/base/video_frame.h" |
16 #include "ppapi/cpp/graphics_2d.h" | 16 #include "ppapi/cpp/graphics_2d.h" |
| 17 #include "ppapi/cpp/point.h" |
17 #include "remoting/client/chromoting_view.h" | 18 #include "remoting/client/chromoting_view.h" |
18 #include "remoting/client/frame_consumer.h" | 19 #include "remoting/client/frame_consumer.h" |
19 | 20 |
20 namespace remoting { | 21 namespace remoting { |
21 | 22 |
22 class ChromotingInstance; | 23 class ChromotingInstance; |
23 class ClientContext; | 24 class ClientContext; |
24 | 25 |
25 class PepperView : public ChromotingView, | 26 class PepperView : public ChromotingView, |
26 public FrameConsumer { | 27 public FrameConsumer { |
27 public: | 28 public: |
28 // Constructs a PepperView that draws to the |rendering_device|. The | 29 // Constructs a PepperView that draws to the |rendering_device|. The |
29 // |rendering_device| instance must outlive this class. | 30 // |rendering_device| instance must outlive this class. |
30 PepperView(ChromotingInstance* instance, ClientContext* context); | 31 PepperView(ChromotingInstance* instance, ClientContext* context); |
31 virtual ~PepperView(); | 32 virtual ~PepperView(); |
32 | 33 |
33 // ChromotingView implementation. | 34 // ChromotingView implementation. |
34 virtual bool Initialize() OVERRIDE; | 35 virtual bool Initialize() OVERRIDE; |
35 virtual void TearDown() OVERRIDE; | 36 virtual void TearDown() OVERRIDE; |
36 virtual void Paint() OVERRIDE; | 37 virtual void Paint() OVERRIDE; |
37 virtual void SetSolidFill(uint32 color) OVERRIDE; | 38 virtual void SetSolidFill(uint32 color) OVERRIDE; |
38 virtual void UnsetSolidFill() OVERRIDE; | 39 virtual void UnsetSolidFill() OVERRIDE; |
39 virtual void SetConnectionState(ConnectionState state) OVERRIDE; | 40 virtual void SetConnectionState(ConnectionState state) OVERRIDE; |
40 virtual void UpdateLoginStatus(bool success, const std::string& info) | 41 virtual void UpdateLoginStatus(bool success, const std::string& info) |
41 OVERRIDE; | 42 OVERRIDE; |
42 virtual void SetViewport(int x, int y, int width, int height) OVERRIDE; | 43 virtual void SetViewport(int x, int y, int width, int height) OVERRIDE; |
43 virtual gfx::Point ConvertScreenToHost(const gfx::Point& p) const OVERRIDE; | |
44 | 44 |
45 // FrameConsumer implementation. | 45 // FrameConsumer implementation. |
46 virtual void AllocateFrame(media::VideoFrame::Format format, | 46 virtual void AllocateFrame(media::VideoFrame::Format format, |
47 size_t width, | 47 size_t width, |
48 size_t height, | 48 size_t height, |
49 base::TimeDelta timestamp, | 49 base::TimeDelta timestamp, |
50 base::TimeDelta duration, | 50 base::TimeDelta duration, |
51 scoped_refptr<media::VideoFrame>* frame_out, | 51 scoped_refptr<media::VideoFrame>* frame_out, |
52 Task* done); | 52 Task* done); |
53 virtual void ReleaseFrame(media::VideoFrame* frame); | 53 virtual void ReleaseFrame(media::VideoFrame* frame); |
54 virtual void OnPartialFrameOutput(media::VideoFrame* frame, | 54 virtual void OnPartialFrameOutput(media::VideoFrame* frame, |
55 UpdatedRects* rects, | 55 UpdatedRects* rects, |
56 Task* done); | 56 Task* done); |
57 | 57 |
| 58 // Converts screen co-ordinates to host co-ordinates, and clips to the host |
| 59 // screen. |
| 60 pp::Point ConvertScreenToHost(const pp::Point& p) const; |
| 61 |
58 // Sets the size of the visible screen area that this object can render into. | 62 // Sets the size of the visible screen area that this object can render into. |
59 void SetScreenSize(int width, int height); | 63 void SetScreenSize(int width, int height); |
60 | 64 |
61 // Sets whether the host screen is scaled to fit the visible screen area. | 65 // Sets whether the host screen is scaled to fit the visible screen area. |
62 void SetScaleToFit(bool enabled); | 66 void SetScaleToFit(bool enabled); |
63 | 67 |
64 private: | 68 private: |
65 void OnPaintDone(base::Time paint_start); | 69 void OnPaintDone(base::Time paint_start); |
66 void OnRefreshPaintDone(); | 70 void OnRefreshPaintDone(); |
67 void PaintFrame(media::VideoFrame* frame, UpdatedRects* rects); | 71 void PaintFrame(media::VideoFrame* frame, UpdatedRects* rects); |
68 | 72 |
69 // Blits the pixels in |r| in the backing store into the corresponding | 73 // Blits the pixels in |r| in the backing store into the corresponding |
70 // rectangle in the scaled backing store. Returns that rectangle. | 74 // rectangle in the scaled backing store. Returns that rectangle. |
71 gfx::Rect UpdateScaledBackingStore(const gfx::Rect& r); | 75 pp::Rect UpdateScaledBackingStore(const pp::Rect& r); |
72 | 76 |
73 // Blanks out a rectangle in an image. | 77 // Blanks out a rectangle in an image. |
74 void BlankRect(pp::ImageData& image_data, const gfx::Rect& rect); | 78 void BlankRect(pp::ImageData& image_data, const pp::Rect& rect); |
75 | 79 |
76 // Converts host co-ordinates to screen co-ordinates. | 80 // Converts host co-ordinates to screen co-ordinates. |
77 gfx::Point ConvertHostToScreen(const gfx::Point& p) const; | 81 pp::Point ConvertHostToScreen(const pp::Point& p) const; |
78 | 82 |
79 // Sets the screen scale. A value of 1.0 indicates no scaling. | 83 // Sets the screen scale. A value of 1.0 indicates no scaling. |
80 void SetScreenScale(double screen_scale); | 84 void SetScreenScale(double screen_scale); |
81 | 85 |
82 // Paints the entire host screen. | 86 // Paints the entire host screen. |
83 // This is called, for example, when the screen scale is changed. | 87 // This is called, for example, when the screen scale is changed. |
84 void RefreshPaint(); | 88 void RefreshPaint(); |
85 | 89 |
86 // Resizes internals of this object after the host screen size has changed, | 90 // Resizes internals of this object after the host screen size has changed, |
87 // or the scale applied to that screen has changed. | 91 // or the scale applied to that screen has changed. |
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132 uint32 static_fill_color_; | 136 uint32 static_fill_color_; |
133 | 137 |
134 ScopedRunnableMethodFactory<PepperView> task_factory_; | 138 ScopedRunnableMethodFactory<PepperView> task_factory_; |
135 | 139 |
136 DISALLOW_COPY_AND_ASSIGN(PepperView); | 140 DISALLOW_COPY_AND_ASSIGN(PepperView); |
137 }; | 141 }; |
138 | 142 |
139 } // namespace remoting | 143 } // namespace remoting |
140 | 144 |
141 #endif // REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_ | 145 #endif // REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_ |
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