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
3// found in the LICENSE file.
4
5#ifndef REMOTING_HOST_SCREEN_CAPTURER_FAKE_H_
6#define REMOTING_HOST_SCREEN_CAPTURER_FAKE_H_
7
8#include "base/memory/scoped_ptr.h"
9#include "media/base/media_export.h"
10#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
11#include "third_party/webrtc/modules/desktop_capture/screen_capture_frame_queue.h"
12#include "third_party/webrtc/modules/desktop_capture/screen_capturer.h"
13
14namespace remoting {
15
16// A ScreenCapturerFake generates artificial image for testing purpose.
17//
18// ScreenCapturerFake is double-buffered as required by ScreenCapturer.
19class ScreenCapturerFake : public webrtc::ScreenCapturer {
20 public:
21  // ScreenCapturerFake generates a picture of size kWidth x kHeight.
22  static const int kWidth = 800;
23  static const int kHeight = 600;
24
25  ScreenCapturerFake();
26  virtual ~ScreenCapturerFake();
27
28  // webrtc::DesktopCapturer interface.
29  virtual void Start(Callback* callback) OVERRIDE;
30  virtual void Capture(const webrtc::DesktopRegion& rect) OVERRIDE;
31
32  // ScreenCapturer interface.
33  virtual void SetMouseShapeObserver(
34      MouseShapeObserver* mouse_shape_observer) OVERRIDE;
35
36 private:
37  // Generates an image in the front buffer.
38  void GenerateImage();
39
40  // Called when the screen configuration is changed.
41  void ScreenConfigurationChanged();
42
43  Callback* callback_;
44  MouseShapeObserver* mouse_shape_observer_;
45
46  webrtc::DesktopSize size_;
47  int bytes_per_row_;
48  int box_pos_x_;
49  int box_pos_y_;
50  int box_speed_x_;
51  int box_speed_y_;
52
53  webrtc::ScreenCaptureFrameQueue queue_;
54
55  DISALLOW_COPY_AND_ASSIGN(ScreenCapturerFake);
56};
57
58}  // namespace remoting
59
60#endif  // REMOTING_HOST_SCREEN_CAPTURER_FAKE_H_
61