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// 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.
// This class is an implementation of the ChromotingView using Pepper devices
// as the backing stores. This class is used only on pepper thread.
// Chromoting objects access this object through PepperViewProxy which
// delegates method calls on the pepper thread.
#ifndef REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_
#define REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_
#include "base/scoped_ptr.h"
#include "base/task.h"
#include "media/base/video_frame.h"
#include "ppapi/cpp/graphics_2d.h"
#include "remoting/client/chromoting_view.h"
#include "remoting/client/frame_consumer.h"
#include "remoting/client/rectangle_update_decoder.h"
namespace remoting {
class ChromotingInstance;
class ClientContext;
class PepperView : public ChromotingView,
public FrameConsumer {
public:
// Constructs a PepperView that draws to the |rendering_device|. The
// |rendering_device| instance must outlive this class.
PepperView(ChromotingInstance* instance, ClientContext* context);
virtual ~PepperView();
// ChromotingView implementation.
virtual bool Initialize();
virtual void TearDown();
virtual void Paint();
virtual void SetSolidFill(uint32 color);
virtual void UnsetSolidFill();
virtual void SetConnectionState(ConnectionState state);
virtual void UpdateLoginStatus(bool success, const std::string& info);
virtual void SetViewport(int x, int y, int width, int height);
// FrameConsumer implementation.
virtual void AllocateFrame(media::VideoFrame::Format format,
size_t width,
size_t height,
base::TimeDelta timestamp,
base::TimeDelta duration,
scoped_refptr<media::VideoFrame>* frame_out,
Task* done);
virtual void ReleaseFrame(media::VideoFrame* frame);
virtual void OnPartialFrameOutput(media::VideoFrame* frame,
UpdatedRects* rects,
Task* done);
private:
void OnPaintDone();
void PaintFrame(media::VideoFrame* frame, UpdatedRects* rects);
// Reference to the creating plugin instance. Needed for interacting with
// pepper. Marking explciitly as const since it must be initialized at
// object creation, and never change.
ChromotingInstance* const instance_;
// Context should be constant for the lifetime of the plugin.
ClientContext* const context_;
pp::Graphics2D graphics2d_;
int viewport_x_;
int viewport_y_;
int viewport_width_;
int viewport_height_;
bool is_static_fill_;
uint32 static_fill_color_;
ScopedRunnableMethodFactory<PepperView> task_factory_;
DISALLOW_COPY_AND_ASSIGN(PepperView);
};
} // namespace remoting
#endif // REMOTING_CLIENT_PLUGIN_PEPPER_VIEW_H_
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