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d00.h

/*
 * AdPlug - Replayer for many OPL2/OPL3 audio file formats.
 * Copyright (C) 1999 - 2003 Simon Peter, <dn.tlp@gmx.net>, et al.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * d00.h - D00 Player by Simon Peter <dn.tlp@gmx.net>
 */

#ifndef H_D00
#define H_D00

#include "player.h"

class Cd00Player: public CPlayer
{
public:
  static CPlayer *factory(Copl *newopl);

      Cd00Player(Copl *newopl)
            : CPlayer(newopl), filedata(0)
      { };
      ~Cd00Player()
      { if(filedata) delete [] filedata; };

      bool load(const std::string &filename, const CFileProvider &fp);
      bool update();
      void rewind(int subsong);
      float getrefresh();

      std::string gettype();
      std::string gettitle()
      { if(version > 1) return std::string(header->songname); else return std::string(); };
      std::string getauthor()
      { if(version > 1) return std::string(header->author); else return std::string(); };
      std::string getdesc()
      { if(*datainfo) return std::string(datainfo); else return std::string(); };
      unsigned int getsubsongs();

protected:
#pragma pack(1)
      struct d00header {
            char id[6];
            unsigned char type,version,speed,subsongs,soundcard;
            char songname[32],author[32],dummy[32];
            unsigned short tpoin,seqptr,instptr,infoptr,spfxptr,endmark;
      };

      struct d00header1 {
            unsigned char version,speed,subsongs;
            unsigned short tpoin,seqptr,instptr,infoptr,lpulptr,endmark;
      };
#pragma pack()

      struct {
            unsigned short    *order,ordpos,pattpos,del,speed,rhcnt,key,freq,inst,spfx,ispfx,irhcnt;
            signed short      transpose,slide,slideval,vibspeed;
            unsigned char     seqend,vol,vibdepth,fxdel,modvol,cvol,levpuls,frameskip,nextnote,note,ilevpuls,trigger;
      } channel[9];

      struct Sinsts {
            unsigned char data[11],tunelev,timer,sr,dummy[2];
      } *inst;

      struct Sspfx {
            unsigned short instnr;
            signed char halfnote;
            unsigned char modlev;
            signed char modlevadd;
            unsigned char duration;
            unsigned short ptr;
      } *spfx;

      struct Slevpuls {
            unsigned char level;
            signed char voladd;
            unsigned char duration,ptr;
      } *levpuls;

      unsigned char songend,version;
      char *datainfo;
      unsigned short *seqptr;
      d00header *header;
      d00header1 *header1;
      char *filedata;

private:
      void setvolume(unsigned char chan);
      void setfreq(unsigned char chan);
      void setinst(unsigned char chan);
      void playnote(unsigned char chan);
      void vibrato(unsigned char chan);
};

#endif

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