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// Copyright (c) 2009 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 CHROME_PLUGIN_COMMAND_BUFFER_STUB_H_
#define CHROME_PLUGIN_COMMAND_BUFFER_STUB_H_
#pragma once
#if defined(ENABLE_GPU)
#include "app/surface/transport_dib.h"
#include "base/ref_counted.h"
#include "gpu/command_buffer/common/command_buffer.h"
#include "gpu/command_buffer/service/command_buffer_service.h"
#include "gpu/command_buffer/service/gpu_processor.h"
#include "ipc/ipc_channel.h"
#include "ipc/ipc_message.h"
#include "ui/gfx/native_widget_types.h"
class PluginChannel;
class CommandBufferService;
class CommandBufferStub : public IPC::Channel::Listener,
public IPC::Message::Sender {
public:
CommandBufferStub(PluginChannel* channel,
int plugin_host_route_id,
gfx::PluginWindowHandle window);
virtual ~CommandBufferStub();
// IPC::Channel::Listener implementation:
virtual bool OnMessageReceived(const IPC::Message& message);
virtual void OnChannelError();
// IPC::Message::Sender implementation:
virtual bool Send(IPC::Message* msg);
int route_id() const { return route_id_; }
// Notify the client that it must repaint due to the window becoming invalid
// or a lost context.
void NotifyRepaint();
private:
// Message handlers:
void OnInitialize(int32 size, base::SharedMemoryHandle* ring_buffer);
void OnGetState(gpu::CommandBuffer::State* state);
void OnAsyncGetState();
void OnFlush(int32 put_offset, gpu::CommandBuffer::State* state);
void OnAsyncFlush(int32 put_offset);
void OnCreateTransferBuffer(int32 size, int32* id);
void OnDestroyTransferBuffer(int32 id);
void OnGetTransferBuffer(int32 id,
base::SharedMemoryHandle* transfer_buffer,
uint32* size);
// Destroy all owned objects.
void Destroy();
bool InitializePlatformSpecific();
void DestroyPlatformSpecific();
#if defined(OS_MACOSX)
void OnSetWindowSize(const gfx::Size& size);
void SwapBuffersCallback();
void AllocTransportDIB(const size_t size, TransportDIB::Handle* dib_handle);
void FreeTransportDIB(TransportDIB::Id dib_id);
#endif
scoped_refptr<PluginChannel> channel_;
int plugin_host_route_id_;
gfx::PluginWindowHandle window_;
int route_id_;
scoped_ptr<gpu::CommandBufferService> command_buffer_;
scoped_ptr<gpu::GPUProcessor> processor_;
};
#endif // ENABLE_GPU
#endif // CHROME_PLUGIN_COMMAND_BUFFER_STUB_H_
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