⟦0c8666ef6⟧

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#include "rico.h"
#include "driver.h"
/*
 *		General system defines that we like 
 */
#ifndef NULL
#define NULL (0)
#endif
#define BOOLEAN	int

typedef	int	PAT[16];


/* some real pretty macros stolen from rico */
#define BadHandle	(-1)
#define	MAX(a, b)	((a) > (b) ? (a) : (b))
#define	MIN(a, b)	((a) < (b) ? (a) : (b))
#define gkTexture(p)	((p) == MAXPAT ? gkPattern : texture[(p)]);


/*
 * 	Constant value defines  
 */
/*
 *	Display dimensions 
 */
#define	DIS_HEIGHT	(YMAX - YMIN)
#define DIS_WIDTH	(XMAX - XMIN)

/*
 *	BIT-BLT Logical operations: src logop dst
 */
#define L_FALSE 0	/* all 0's		*/
#define L_AND	1	/* src & dst		*/
#define L_ANDN	2	/* src & ~dst		*/
#define L_SRC	3	/* src			*/
#define L_NAND	4	/* (~src) & dst		*/
#define L_DST	5	/* dst			*/
#define L_XOR	6	/* src ^ dst		*/
#define L_OR	7	/* src | dst		*/
#define L_NANDN	8	/* (~src) & (~dst)	*/
#define L_NXOR	9	/* (~src) ^ dst		*/
#define L_NDST	10	/* ~dst			*/
#define L_ORN	11	/* src | (~dst)		*/
#define L_NSRC	12	/* ~src			*/
#define L_NOR	13	/* (~src) | dst		*/
#define L_NORN	14	/* (~src) | (~dst)      */
#define	L_TRUE	15	/* all 1's		*/
#define L_EXCH	16	/* exchange src with dst*/
#define L_BLTMAX 16	/* highest blt logical op*/




/* 
 *	Window type defines for screen manager 
 */
#define WT_1UPDATE     0x01
#define WT_NOOBS       0x02
#define WT_NORELOC     0x04
#define WT_NOSIZE      0x08
#define WT_OUTPUT      0x10

/*
 *	Constants for internal screen manager 
 */
#define MAX_WINDOWS	(8)
#define NO_WINDOW     	(-1)



/*
 *	Constants
 */

#define	MAXPEN	(32)		/* maximum pen width or height		*/
#define MVERTEX	(255)		/* maximum number of vertices		*/
#define	MRADIUS (512)		/* maximum radius			*/
#define MDIAMETER (1024+32)	/* maximum rectangular dimension	*/

#define MAXCOLOR	1	/* maximum color number			*/
#define	BLACK		0	/*	black color			*/
#define	WHITE		1	/*	white color			*/

#define	MAXPAT		10	/* maximum pattern number		*/
#define FP_BACK		0	/* 	background color		*/
#define FP_FORE		1	/*	foreground color		*/
#define FP_GREY		2	/*	light halftone			*/
#define	FP_ARROW	3	/*	arrow				*/
#define FP_HALF		4	/*	halftone			*/
#define FP_VBAR		5	/*	vertical bars			*/
#define FP_STRIPE2	6	/* 	double stripe			*/
#define FP_DIAG		7	/*	hatch pattern			*/
#define	FP_CBM		8	/*	cbm chicken			*/
#define	FP_BRICK	9	/*	brick wall			*/


#define	BadVerb		(-1)	/*	illegal action verb		*/
#define	VB_FRAME	1	/*	frame the shape			*/
#define	VB_FILL		2	/*	fill with the foreground pattern*/
#define	VB_PAINT	4	/*	fill with the given pattern	*/
#define	VB_ERASE	6	/*	fill with the background pattern*/
#define	VB_INVERT	8	/*	fill with the inverted dest	*/


/*
 *	Font Styles
 */
#define	NTXSTYLES	(5)		/* number of style variations	*/
#define	TXBOLD		0x01		/* bold			*/
#define	TXULINE		0x02		/* underlined		*/
#define	TXOLINE		0x04		/* outlined		*/
#define TXSHADOW	0x08		/* shadowed		*/
#define	TXITALIC	0x10		/* italic		*/


/*
 *	Graphics State Control Values
 */
#define GCPEN       (0x0001)       /* Pen parameters         */
#define GCLOG       (0x0002)       /* Logop                  */
#define GCFPAT      (0x0004)       /* Foreground pattern     */
#define GCBPAT      (0x0008)       /* Background pattern     */
#define GCFCOLOR    (0x0010)       /* Foreground color       */
#define GCBCOLOR    (0x0020)       /* Background color       */
#define GCFONT      (0x0040)       /* Font parameters        */
#define GCPAT       (0x0080)       /* Definable fill pattern */
#define GCALL       (0x00ff)       /* all graphics values    */

#define	SET_ADD	(0)
#define SET_AND	(1)
#define SET_SUB (2)
#define SET_XOR (3)


/* 
* Below is a general list of commands accepted by the screen manager.  This
* list is comprised principally of the window management functions.  Functions
* which relate to the graphics environment are documented elsewhere.  The 'C'
* defines are created in a hierarchical fashion to allow easy modification
* in the future.
*/

#define SM_BASE_CMD     (0)
#define SM_CREATE       (0) /* create new window            */
#define SM_CLOSE	(1) /* delete an existing window    */
#define SM_WRESET       (2) /* reset window parameters      */
#define SM_FRONT        (3) /* make window frontmost        */
#define SM_WHOFRONT     (4) /* is a window frontmost        */
#define SM_ACTIVATE     (5) /* make a window active         */
#define SM_WHOACTIVE    (6) /* is a window active           */
#define SM_DEACTIVATE   (7) /* deactivate a window          */
#define SM_GETXCLIP     (8) /* get current clipping origin  */
#define SM_GETYCLIP     (9) /* get current clipping corner  */
#define SM_SETXCLIP     (10) /* set new clipping origin      */
#define SM_SETYCLIP     (11) /* set new clipping corner      */
#define SM_CLRCLIP      (12) /* clear out the clipping area  */
#define SM_SETPHY       (13) /* set physical window origin   */
#define SM_GETPHY       (14) /* get physical window coords   */
#define SM_SETLOG       (15) /* set logical window origin    */
#define SM_GETLOG       (16) /* get logical window coords    */
#define SM_SETSIZE      (17) /* set window physical dimension*/
#define SM_SETEVMSK     (18) /* set window event mask        */
#define SM_GETEVMSK     (19) /* get current event mask       */
#define SM_RSTEVMSK     (20) /* reset window event mask      */
#define SM_OPENFONT     (21) /* open font file               */
#define SM_CLOSEFONT    (22) /* decrement font use count     */
#define SM_GETFONTPARAM (23) /* return font header           */
#define SM_SETMPAT      (24) /* set mouse pattern for window */
#define SM_GETMPAT      (25) /* get mouse pattern for window */
#define SM_GETMOUSE     (26) /* get mouse logical position   */
#define SM_CHAR         (27) /* print a single character     */
#define SM_STRING       (28) /* print a character buffer     */
#define SM_CHARW        (29) /* return width of character    */
#define SM_STRW         (30) /* return width of string       */
#define SM_SCROLL       (31) /* scroll clipping region       */
#define SM_DEFCURS      (32) /* define cursor height & width */
#define SM_DRAWCURS     (33) /* draw (or erase? ) the cursor */
#define SM_SETGRAPH     (34) /* set the graphics state       */
#define SM_GETGRAPH     (35)  /* get the graphics state       */
#define SM_RSTGRAPH     (36)  /* reset the graphics state     */
#define SM_GETPOINT     (37)  /* get drawing point position   */
#define SM_RSTPOINT     (38)  /* reset drawing point position */
#define SM_POINT        (39) /* draw point absolute          */
#define SM_TOPOINT      (40) /* draw point relative          */
#define SM_MOVE         (41) /* move drawing point absolute  */
#define SM_TOMOVE       (42) /* move drawing point relative  */
#define SM_LINE         (43) /* draw line absolute           */
#define SM_TOLINE       (44) /* draw line relative           */
#define SM_POLY         (45) /* draw polygon absolute        */
#define SM_TOPOLY       (46) /* draw polygon relative        */
#define SM_RECT         (47) /* draw rectangle               */
#define SM_RRECT        (48) /* draw rounded rectangle       */
#define SM_OVAL         (49) /* draw oval                    */
#define SM_WEDGE        (50) /* draw wedge                   */
#define SM_ARC          (51) /* draw arc                     */
#define SM_TOP_CMD	(SM_ARC)


#define WM_BASE_CMD     (0)
#define WM_REPLY        (0) /* a return message         */
#define WM_ACK          (1) /* general ACK              */
#define WM_NACK         (2) /* general NACK             */
#define WM_TRUE         (3) /* general TRUE             */
#define WM_FALSE        (4) /* general FALSE            */
#define WM_URACTIVE     (5) /* you are now active       */
#define WM_URDEACTIVE   (6) /* you've been deactivated  */
#define WM_UPDATE       (7) /* please update your area  */
#define WM_URGONE       (8) /* you've been deleted      */
#define WM_SIZECHANGE   (9) /* your dimenstions changed */
#define WM_CHARACTER    (10) /* input character          */
#define WM_MMOVE        (11) /* the mouse moved          */
#define WM_MTRANS       (12) /* mouse button transition  */
#define WM_TOP_CMD      (WM_MTRANS) /* highest legal command    */



/* 
 *	Defines for default values
 */

#define DEF_EVMASK	(1)	/* default window event mask */

 /*************************************************************************
 *
 *
 *		STRUCTURES
 *
 *
 *************************************************************************/

typedef struct Point
{
	int x;
	int y;
} POINT;

typedef struct 
{
	POINT origin;  		/* top left corner of rectangle */
	POINT corner;		/* bottom right corner of rectangle */
} RECT;


typedef struct Bitmap
{
	int  *base;              /* top left word address */
	unsigned width;         /* width of rectangle in pixels */
	RECT rect;              /* image rectangle */
	struct Obscured *obs;	/* always NULL */
} BITMAP;

typedef struct Obscured 
{
	struct Layer *lobs;     /* frontmost obscuring Layer */
	struct Bitmap *bmap;    /* where the obscured data resides */
	struct Obscured *next;  /* chaining */
	struct Obscured *prev;  /* chaining */
} OBSCURED;

typedef struct Visible
{
	int	index,
		flag;
	struct Layer *cov_by;
} VISIBLE;

#define MAX_LRBUF (10)

typedef struct Layer 
{
	int  *base;              /* start of data */
	unsigned width;         /* width of rectangle in pixels */
	RECT rect;              /* image rectangle */
	VISIBLE vis[MAX_LRBUF];	/* list of visible regions */	
	struct Layer *front;    /* adjacent layer in front */
	struct Layer *back;     /* adjacent layer in back */
} LAYER;


typedef struct {
	BITMAP 	*src;
	POINT 	sp;
	LAYER 	*dst;
	RECT 	dr;
	int	op;
	int	*pat;
	} BLTSTRUCT;



typedef struct
{
	char	pn_Width;	/* Pen width			*/
	char	pn_Height;	/* Pen height			*/
	char	pn_Pat;		/* Pen fill pattern		*/
} PEN;


typedef struct FontInfo
{
	char	fi_Id;		/* font identifier, or index	*/
	char	fi_Style;	/* font style (underlined, etc)	*/
	POINT	fi_Scalex;	/* font scale factor in x-dir	*/
	POINT	fi_Scaley;	/* font scale factor in y-dir	*/
} FONTINFO;



/*
**  Graphics Drawing Characteristics
*/
typedef struct
{
	PEN	 wn_Pen;	/* working pen				    */
	char	 wn_Logop;	/* bit-blt logical operation		    */
	char	 wn_Fpat;	/* SOLID, HORIZONTAL, VERTICAL, CROSSHATCH  */
	char  	 wn_Bpat;	/* background fill pattern		    */
	char	 wn_Fcolor;	/* foreground color (background is opposite)*/
	char	 wn_Bcolor;	/* background color			    */
	FONTINFO wn_Font;	/* font data				    */
        PAT	 wn_Pattern;	/* user definable fill pattern		    */
} GRAPH;



typedef struct
{
	int	xl;		/* low end of range	*/
	int	xh;		/* high end of range	*/
} RANGE;


typedef struct
{
	int	rg_Size;	/* size, in #ints, of variable length area  */
	RECT	rg_Rect;	/* enclosing rectangle                      */
	RANGE	rg_Rast[1];	/* raster table plus range data, var length */
} REGION;


typedef struct
{
	int	py_Size;	/* number of vertices in the polygon	*/
	POINT	py_Point[1];	/* variable length array of vertices	*/
} POLYGON;





typedef struct Wstruct
{
	char	wn_Type;	/* window type                             */
	char	wn_Wid;		/* Window id.. entry in wtbl               */
	int	wn_Wmgr;	/* Owning window manager                   */
	LAYER	*wn_Layer;	/* display structure                       */
	POINT	wn_Psize;	/* width & height in pixels                */
	POINT	wn_Dp;		/* drawing point position		   */
	GRAPH	wn_G;		/* graphics characteristics		   */
	POINT	wn_Lorigin;	/* logical coordinate system		   */
	RECT    wn_Crect;	/* content rectangle, physical coordinates */
	int 	wn_Evmask;	/* window event mask                       */
	POINT 	wn_Cursor;	/* cursor height & width                   */
	int	wn_Cascnt;	/* cursor ascent			   */
} WSTRUCT;


typedef struct Win_create
{
	char	wc_type;	/* window type			*/
	RECT	wc_dims;	/* outer boundarys             */
} WIN_CREATE;



/*
 *	Indirect message data structures
 */
typedef struct
{
	char	sm_p;		/* pattern if paint mode	*/
	char	sm_verb;	/* drawing mode			*/
	int	sm_nv;		/* number of vertices		*/
	POINT	*sm_vs;		/* pointer to vertices		*/
} MPOLY;

typedef struct
{
	char	sm_p;		/* pattern if paint mode	*/
	char	sm_verb;	/* drawing mode			*/
	RECT	sm_rect;	/* enclosing rectangle		*/
	int	sm_intval1;	/* angle or corner width	*/
	int	sm_intval2;	/* angle or corner height	*/
	char	sm_chrval1;	/* an internal byte field	*/
	char	sm_chrval2;	/* another internal byte field	*/
} MSHAPE;
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Commodore CBM-900

⟦0c8666ef6⟧ TextFile

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