// This may look like C code, but it is really -*- C++ -*-
///////////////////////////////////////////////////////////////////////////
//
//  AMIGA Minesweeper - Global definitions
//
//  (c) 1992 Hubert Feyrer (c9020@rrzc1.rz.uni-regensburg.de)
//
///////////////////////////////////////////////////////////////////////////

#ifndef _MINE_H
#define _MINE_H

#define WIN_T "AMIGA Minesweeper V0.98"

enum GameStat { GAME_WON, GAME_LOST, GAME_QUIT, GAME_RESTART, GAME_CONT };

class Field;
struct Offset {
    int dx;
    int dy;
};

extern "C" {
    struct VisualInfo *vinfo;
    struct IntuiBase *IntuitionBase;
    struct GraphBase *GfxBase;
    struct Library *GadToolsBase;
    struct Window *win;
    struct Gadget *glist;
    struct Screen *scr;
    struct timerequest treq;                // Für Spielzeit-Anfrage
    struct MsgPort *tport;                  // -"- ----"---- ---"---
};
extern int fxs;                             // field x size
extern int fys;                             // field y size
extern Field ***minefield;                  // Das Minenfeld!
extern int X0;                              // X-Offset
extern int Y0;                              // Y-Offset
extern int win_w;                           // Fensterhöhe
extern int win_h;                           // Fensterbreite
extern int lenx;                            // Feldgröße
extern int leny;                            // Feldgröße
extern int playtime;                        // Verspielte Zeit in Sekunden
extern int minesleft;                       // Anzahl unentdeckter Minen
extern Gadget *numgad;                      // Textgadget, um Restminen anzuzeigen
extern char tnumgad[5];                     // minesleft
extern Gadget *timegad;                     // Um Spielzeit anzuzeigen
extern char ttimegad[5];                    // playtime
extern Gadget *gogad;                       // Restart-Button
extern char *argv0;                         // Programmname
extern Offset validfields[8];               // Mögliche Nachbarfelder
extern int countdown;                       // Nach zu markieren/aufdeckende Felder


/*
** in init.cc
*/
void init(int p);
void shutdown(int rc, char *msg=NULL);
void showmines(void);
void calc_cnt(void);
int rnd(int high);
void hidemines(int p);
void removemines(void);

/*
** in mine.cc
*/
void game_won(void);
void game_lost(void);
inline int inminefield(int i, int j){ return (i>=0 && j>=0 && i<lenx && j<leny); }
int main(int argc, char *argv[]);

/*
** in play.cc
*/
GameStat play(int idle);

#endif /* _MINE_H */