/* 
 * $Id$
 *
 * (C) 2006-2010 see AUTHORS
 *
 * This file is part of mplayerc.
 *
 * Mplayerc is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * Mplayerc is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */


#pragma once

#include "Rasterizer.h"


struct HDMV_PALETTE
{
	BYTE		entry_id;
	BYTE		Y;
	BYTE		Cr;
	BYTE		Cb;
	BYTE		T;		// HDMV rule : 0 transparent, 255 opaque (compatible DirectX)
};

class CGolombBuffer;

class CompositionObject : Rasterizer
{
public :
	SHORT				m_object_id_ref;
	BYTE				m_window_id_ref;
	bool				m_object_cropped_flag;
	bool				m_forced_on_flag;
	BYTE				m_version_number;

	SHORT				m_horizontal_position;
	SHORT				m_vertical_position;
	SHORT				m_width;
	SHORT				m_height;

	SHORT				m_cropping_horizontal_position;
	SHORT				m_cropping_vertical_position;
	SHORT				m_cropping_width;
	SHORT				m_cropping_height;

	REFERENCE_TIME		m_rtStart;
	REFERENCE_TIME		m_rtStop;

	CompositionObject();
	~CompositionObject();

	void				SetRLEData(BYTE* pBuffer, int nSize, int nTotalSize);
	void				AppendRLEData(BYTE* pBuffer, int nSize);
	int					GetRLEDataSize()  { return m_nRLEDataSize; };
	bool				IsRLEComplete() { return m_nRLEPos >= m_nRLEDataSize; };
	void				RenderHdmv(SubPicDesc& spd);
	void				RenderDvb(SubPicDesc& spd, SHORT nX, SHORT nY);
	void				WriteSeg (SubPicDesc& spd, SHORT nX, SHORT nY, SHORT nCount, SHORT nPaletteIndex);
	void				SetPalette (int nNbEntry, HDMV_PALETTE* pPalette, bool bIsHD);
	void				SetPalette (int nNbEntry, DWORD* dwColors);
	bool				HavePalette() { return m_nColorNumber>0; };

private :
	BYTE*		m_pRLEData;
	int			m_nRLEDataSize;
	int			m_nRLEPos;
	int			m_nColorNumber;
	DWORD		m_Colors[256];

	void		DvbRenderField(SubPicDesc& spd, CGolombBuffer& gb, SHORT nXStart, SHORT nYStart, SHORT nLength);
	void		Dvb2PixelsCodeString(SubPicDesc& spd, CGolombBuffer& gb, SHORT& nX, SHORT& nY);
	void		Dvb4PixelsCodeString(SubPicDesc& spd, CGolombBuffer& gb, SHORT& nX, SHORT& nY);
	void		Dvb8PixelsCodeString(SubPicDesc& spd, CGolombBuffer& gb, SHORT& nX, SHORT& nY);
};