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// Copyright (c) 2010 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_CLIENT_CHROMOTING_VIEW_H_
#define REMOTING_CLIENT_CHROMOTING_VIEW_H_
#include "base/ref_counted.h"
#include "media/base/video_frame.h"
class MessageLoop;
namespace base {
class WaitableEvent;
} // namespace base
namespace remoting {
// ChromotingView defines the behavior of an object that draws a view of the
// remote desktop. Its main function is to render the update stream onto the
// screen.
class ChromotingView {
public:
ChromotingView();
virtual ~ChromotingView();
// Get screen dimensions.
// TODO(garykac): This will need to be extended to support multi-monitors.
void GetScreenSize(int* width, int* height);
// Initialize the common structures for the view.
virtual bool Initialize() = 0;
// Free up resources allocated by this view.
virtual void TearDown() = 0;
// Tells the ChromotingView to paint the current image on the screen.
// TODO(hclam): Add rects as parameter if needed.
virtual void Paint() = 0;
// Fill the screen with one single static color, and ignore updates.
// Useful for debugging.
virtual void SetSolidFill(uint32 color) = 0;
// Removes a previously set solid fill. If no fill was previous set, this
// does nothing.
virtual void UnsetSolidFill() = 0;
// Reposition and resize the viewport into the backing store. If the viewport
// extends past the end of the backing store, it is filled with black.
virtual void SetViewport(int x, int y, int width, int height) = 0;
protected:
// Framebuffer for the decoder.
scoped_refptr<media::VideoFrame> frame_;
// Dimensions of |frame_| bitmap.
int frame_width_;
int frame_height_;
};
} // namespace remoting
#endif // REMOTING_CLIENT_CHROMOTING_VIEW_H_
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