haiku.git

/*
 * Copyright 2005-2009, Haiku.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *		Stephan Aßmus <superstippi@gmx.de>
 */
#ifndef BITMAP_HW_INTERFACE_H
#define BITMAP_HW_INTERFACE_H


#include "HWInterface.h"

#include <AutoDeleter.h>

class BitmapBuffer;
class MallocBuffer;
class ServerBitmap;
class BBitmapBuffer;


class BitmapHWInterface : public HWInterface {
public:
								BitmapHWInterface(ServerBitmap* bitmap);
	virtual						~BitmapHWInterface();

	virtual	status_t			Initialize();
	virtual	status_t			Shutdown();

	// overwrite all the meaningless functions with empty code
	virtual	status_t			SetMode(const display_mode& mode);
	virtual	void				GetMode(display_mode* mode);

	virtual status_t			GetDeviceInfo(accelerant_device_info* info);
	virtual status_t			GetFrameBufferConfig(
									frame_buffer_config& config);

	virtual status_t			GetModeList(display_mode** _modeList,
									uint32* _count);
	virtual status_t			GetPixelClockLimits(display_mode* mode,
									uint32* _low, uint32* _high);
	virtual status_t			GetTimingConstraints(display_timing_constraints*
									constraints);
	virtual status_t			ProposeMode(display_mode* candidate,
									const display_mode* low,
									const display_mode* high);

	virtual sem_id				RetraceSemaphore();
	virtual status_t			WaitForRetrace(
									bigtime_t timeout = B_INFINITE_TIMEOUT);

	virtual status_t			SetDPMSMode(uint32 state);
	virtual uint32				DPMSMode();
	virtual uint32				DPMSCapabilities();

	virtual status_t			SetBrightness(float);
	virtual status_t			GetBrightness(float*);

	// frame buffer access
	virtual	RenderingBuffer*	FrontBuffer() const;
	virtual	RenderingBuffer*	BackBuffer() const;
	virtual	bool				IsDoubleBuffered() const;

private:
			ObjectDeleter<BBitmapBuffer>
								fBackBuffer;
			ObjectDeleter<BitmapBuffer>
								fFrontBuffer;
};

#endif // BITMAP_HW_INTERFACE_H