/*   SCCS Id: @(#)pctiles.h   3.4     1994/04/04                        */
/*   Copyright (c) NetHack PC Development Team 1993, 1994             */
/*   NetHack may be freely redistributed.  See license for details.   */
/*                                                                    */
/*
 * pctiles.h - Definitions for PC graphical tile support
 *                                                  
 *Edit History:
 *     Initial Creation              M. Allison      93/10/30
 *
 */

#ifdef USE_TILES
#define NETHACK_PLANAR_TILEFILE "NetHack1.tib"	/* Planar style tiles */
#define NETHACK_PACKED_TILEFILE "NetHack2.tib"	/* Packed style tiles */
#define NETHACK_OVERVIEW_TILEFILE "NetHacko.tib" /* thin overview tiles */

#define ROWS_PER_TILE	TILE_Y
#define COLS_PER_TILE   TILE_X
#define EMPTY_TILE	-1
#define TIBHEADER_SIZE 1024	/* Use this for size, allows expansion */
#define PLANAR_STYLE	0
#define PACKED_STYLE	1
#define DJGPP_COMP	0
#define MSC_COMP	1
#define BC_COMP		2
#define OTHER_COMP	10

struct tibhdr_struct {
	char  ident[80];	/* Identifying string           */
	char  timestamp[26];	/* Ascii timestamp              */
	char  tilestyle;	/* 0 = planar, 1 = pixel        */
	char  compiler;		/* 0 = DJGPP, 1 = MSC, 2= BC etc. see above */
	short tilecount;	/* number of tiles in file      */
	short numcolors;	/* number of colors in palette  */
	char  palette[256 * 3];	/* palette                      */
};


/* Note on packed style tile file:
 * Each record consists of one of the following arrays:
 *	char packtile[TILE_Y][TILE_X];
 */
 
extern void FDECL(CloseTileFile, (BOOLEAN_P));
extern int  FDECL(OpenTileFile, (char *, BOOLEAN_P));
extern int  FDECL(ReadTileFileHeader, (struct tibhdr_struct *, BOOLEAN_P));

# ifdef PLANAR_FILE
#  ifdef SCREEN_VGA
extern int  FDECL(ReadPlanarTileFile,(int, struct planar_cell_struct **));
extern int  FDECL(ReadPlanarTileFile_O,
			(int, struct overview_planar_cell_struct **));
#  endif
# endif

# ifdef PACKED_FILE
extern int  FDECL(ReadPackedTileFile, (int, char (*)[TILE_X]));
# endif

extern short glyph2tile[MAX_GLYPH];      /* in tile.c (made from tilemap.c) */

#endif /* USE_TILES */

/* pctiles.h */
