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#ifndef __GRDEVSUB_H

#define __GRDEVSUB_H





/*

************************************************************************

Defines

************************************************************************

*/

#define BYTE unsigned char



/*  Red - Blue - Green  color definition  */

#define NRGB  3



/*  Hue - Saturation - Black  color definition  */

#define NHSB  3





/*  Cyan - Magenta - Yellow - Black  color definition  */

#define NCMYB 4





/*

************************************************************************

Type Definitions

************************************************************************

*/

typedef enum

	{

	COLOR_RGB,

	COLOR_HSB,

	COLOR_CMYB

	}

	ColorModel_t;





typedef BYTE ColorTable_t[NCMYB];







/*

************************************************************************

Function Prototypes

************************************************************************

*/

void  grdev_init        (void);

void  grdev_assignfile  (FILE *);

void  grdev_canon       (void);

void  grdev_ps          (void);

void  grdev_moveto      (float, float);

void  grdev_moverel     (float, float);

void  grdev_setfill     (int Flag);

void  grdev_settextsize (float);

float grdev_gettextsize (void);

void  grdev_triangle    (float);

void  grdev_itriangle   (float);

void  grdev_diamond     (float);

void  grdev_cross       (float);

void  grdev_square      (float);

void  grdev_asterisk    (float);

void  grdev_initfile    (void);

void  grdev_drawto      (float, float);

void  grdev_drawrel     (float, float);

void  grdev_writetext   (char *);

void  grdev_circle      (float);

void  grdev_writepage   (void);

void  grdev_printf      (char *, ...);

void  grdev_setcolor    (ColorModel_t, ColorTable_t);

void  grdev_setrgbcolor (BYTE, BYTE, BYTE, int);



#endif