Switch over to using SkRegions to calculate dirty areas.

remoting/host/capturer_fake.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_HOST_CAPTURER_FAKE_H_
 #define REMOTING_HOST_CAPTURER_FAKE_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "remoting/host/capturer.h"
 #include "remoting/host/capturer_helper.h"
 
 namespace remoting {
 
 // A CapturerFake generates artificial image for testing purpose.
 //
 // CapturerFake is double-buffered as required by Capturer. See
 // remoting/host/capturer.h.
 class CapturerFake : public Capturer {
  public:
   CapturerFake();
   virtual ~CapturerFake();
 
   // Capturer interface.
-  virtual void ScreenConfigurationChanged();
-  virtual media::VideoFrame::Format pixel_format() const;
-  virtual void ClearInvalidRects();
-  virtual void InvalidateRects(const InvalidRects& inval_rects);
-  virtual void InvalidateScreen(const gfx::Size& size);
-  virtual void InvalidateFullScreen();
-  virtual void CaptureInvalidRects(CaptureCompletedCallback* callback);
-  virtual const gfx::Size& size_most_recent() const;
+  virtual void ScreenConfigurationChanged() OVERRIDE;
+  virtual media::VideoFrame::Format pixel_format() const OVERRIDE;
+  virtual void ClearInvalidRegion() OVERRIDE;
+  virtual void InvalidateRegion(const SkRegion& inval_region) OVERRIDE;

[Wez, 2011/08/10 22:05:43]

|invalid_region|?

+  virtual void InvalidateScreen(const gfx::Size& size) OVERRIDE;
+  virtual void InvalidateFullScreen() OVERRIDE;
+  virtual void CaptureInvalidRegion(CaptureCompletedCallback* callback)
+      OVERRIDE;
+  virtual const gfx::Size& size_most_recent() const OVERRIDE;
 
  private:
   // Generates an image in the front buffer.
   void GenerateImage();
 
   gfx::Size size_;
   int bytes_per_row_;
   int box_pos_x_;
   int box_pos_y_;
   int box_speed_x_;
@@ skipping 10 matching lines @@
 
   // Format of pixels returned in buffer.
   media::VideoFrame::Format pixel_format_;
 
   DISALLOW_COPY_AND_ASSIGN(CapturerFake);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_CAPTURER_FAKE_H_