/*
 * TransFig: Facility for Translating Fig code
 * Copyright (c) 1985 Supoj Sutantavibul
 * Copyright (c) 1991 Micah Beck
 *
 * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 *
 * The X Consortium, and any party obtaining a copy of these files from
 * the X Consortium, directly or indirectly, is granted, free of charge, a
 * full and unrestricted irrevocable, world-wide, paid up, royalty-free,
 * nonexclusive right and license to deal in this software and
 * documentation files (the "Software"), including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons who receive
 * copies from any such party to do so, with the only requirement being
 * that this copyright notice remain intact.  This license includes without
 * limitation a license to do the foregoing actions under any patents of
 * the party supplying this software to the X Consortium.
 */

typedef char Boolean;
#define	NO	2
#define	FALSE	0
#define	TRUE	1


#if defined(SYSV) || defined(SVR4)
#include <string.h>
#else
#include <strings.h>
#ifndef strchr
extern char *strchr();
#endif
#ifndef NeXT
#define	strchr	index
#define	strrchr	rindex
#endif
#endif

extern	double	atof();

#define round(x)	((int) ((x) + ((x >= 0)? 0.5: -0.5)))

#define	NUM_STD_COLS	32
#define	MAX_USR_COLS	512

#define NUMSHADES	21
#define NUMTINTS	20
#define NUMPATTERNS     22

/* 
 * Device driver interface structure
 */
struct driver {
 	void (*option)();	/* interpret driver-specific options */
  	void (*start)();	/* output file header */
	void (*arc)();		/* object generators */
	void (*ellipse)();
	void (*line)();
	void (*spline)();
	void (*text)();
	void (*end)();		/* output file trailer */
  	int text_include;	/* include text length in bounding box */
#define INCLUDE_TEXT 1
#define EXCLUDE_TEXT 0
};

extern char Err_badarg[];
extern char Err_incomp[];
extern char Err_mem[];

extern char *PSfontnames[];

extern int   PSisomap[];

extern char	*prog, *from;
extern char	*name;
extern int	font_size;
extern double	mag;
extern FILE	*tfp;

extern int	llx, lly, urx, ury;
extern int	landscape;
extern int	center;
extern int	orientspec;	/* true of the command-line args specified land or port */

/* user-defined colors */
typedef		struct{
			int c,r,g,b;
			}
		User_color;

extern User_color	user_colors[MAX_USR_COLS];
extern int		user_col_indx[MAX_USR_COLS];
extern int		num_usr_cols;
extern Boolean		pats_used, pattern_used[NUMPATTERNS];

extern void gendev_null();

/* for GIF files */
#define	MAXCOLORMAPSIZE 256

struct Cmap {
	unsigned short red, green, blue;
	unsigned long pixel;
};