xad.h

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/*
  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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
  xad.h - XAD shell player by Riven the Mage <riven@ok.ru>
*/
 
/*
 * Copyright (c) 2015 - 2017 Wraithverge <liam82067@yahoo.com>
 * - Realigned to Tabs.
 * - Added support for Speed indicator in 'File Info' dialogues.
 */
 
#ifndef H_ADPLUG_XAD
#define H_ADPLUG_XAD
 
#include "player.h"
 
class CxadPlayer: public CPlayer
{
public:
        static CPlayer *factory(Copl *newopl);
 
        CxadPlayer(Copl * newopl);
        ~CxadPlayer();
 
        bool    load(const std::string &filename, const CFileProvider &fp);
        bool    update();
        void    rewind(int subsong);
        float   getrefresh();
 
        std::string     gettype();
        std::string     gettitle();
        std::string     getauthor();
        std::string     getinstrument(unsigned int i);
        unsigned int    getinstruments();
 
        // Wraithverge: added this.
        unsigned int    getspeed();
 
protected:
        virtual void xadplayer_rewind(int subsong) = 0;
        virtual bool xadplayer_load() = 0;
        virtual void xadplayer_update() = 0;
        virtual float xadplayer_getrefresh() = 0;
        virtual std::string xadplayer_gettype() = 0;
        virtual std::string xadplayer_gettitle()
        {
                return std::string(xad.title);
        }
        virtual std::string xadplayer_getauthor()
        {
                return std::string(xad.author);
        }
        virtual std::string xadplayer_getinstrument(unsigned int i)
        {
                return std::string("");
        }
        virtual unsigned int xadplayer_getinstruments()
        {
                return 0;
        }
 
        // Wraithverge: added this.
        virtual unsigned int xadplayer_getspeed()
        {
                return 0;
        }
 
        enum { HYP=1, PSI, FLASH, BMF, RAT, HYBRID };
 
        struct xad_header
        {
                unsigned long   id;
                char            title[36];
                char            author[36];
                unsigned short  fmt;
                unsigned char   speed;
                unsigned char   reserved_a;
        } xad;
 
        unsigned char * tune;
        unsigned long   tune_size;
 
        struct
        {
                int             playing;
                int             looping;
                unsigned char   speed;
                unsigned char   speed_counter;
        } plr;
 
        unsigned char   adlib[256];
 
        void opl_write(int reg, int val);
};
#endif