
/*	FILL STYLES		*/

#define	HOLLOW   	0
#define	SOLID 	 	1
#define	PATTERN  	2
#define	HATCH 	 	3

/*	DRAW MODES		*/

#define	REPLACE  	1
#define	OVERSTRIKE  	2
#define	COMPLEMENT  	3
#define	ERASE 	 	4

/*	COLOR DEFINITIONS	*/

#define	BLACK		0
#define	RED		1
#define	GREEN		2
#define	BLUE		3
#define	CYAN		4
#define	YELLOW		5
#define	MAGENTA		6
#define	WHITE		7

/*	GSX OP CODES		*/

#define OPEN_WKS	1
#define CLOSE_WKS	2
#define CLEAR_WKS	3
#define ESCAPE		5
#define POLYLINE	6
#define POLYMARKER	7
#define TEXT		8
#define FILL_AREA	9
#define DRAWING_PRIM	11
#define SET_CHAR_HEIGHT 12
#define SET_CHAR_VECTOR	13
#define SET_LINE_TYPE	15
#define SET_LINE_COLOR	17
#define	MARKER_TYPE	18
#define MARKER_SCALE	19
#define MARKER_COLOR	20
#define TEXT_FONT	21
#define TEXT_COLOR	22
#define SET_FILL_STYLE	23
#define SET_STYLE_INDEX	24
#define SET_FILL_COLOR	25
#define SET_DRAW_MODE	32

/*	DECISION SPECIFIER	*/

#DEFINE YES		1
#DEFINE NO 		0
#define	TRUE 	!=	0
#define	FALSE	==	0

