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The C Users' Group Library 1994 August
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wc-cdrom-cusersgrouplibrary-1994-08.iso
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vol_200
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283_01
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vidinit.h
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C/C++ Source or Header
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1988-12-16
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121 lines
/* vidinit.h -- 9/5/88, d.c.oshel
*/
#include <stdio.h>
#include <stdlib.h>
#include <dos.h>
#include <malloc.h>
#include "video.h" /* Microsoft Systems Journal routines */
#define SCRLIM 4000 /* 80x25 chars & attrs in screen */
#define TOPX 0 /* 80x25 screen margin defaults */
#define TOPY 0
#define BTMX 79
#define BTMY 24
#define SPC ' ' /* blank char, for clreol(), etc. */
/* useful macros */
#define ptrseg(P) ((int)(((long)P)>>16)) /* char far * ONLY! */
#define ptrofs(P) ((int)((long)P))
#define GOXY ((col+((row<<4)+(row<<6)))<<1)
#define getsynch() (synchronized)
#define setsynch(X) {synchronized=(X);}
#define hidecursor() setcursize(32,32)
#define defcursor() setcursize(rasterh,rasterl)
#define fullscreen() setwindow(TOPX,TOPY,BTMX,BTMY)
#define normal_video() {vid_attr=vid[0];}
#define intense_video() {vid_attr=vid[1];}
#define reverse_video() {vid_attr=vid[2];}
#define warning_video() {vid_attr=vid[3];}
#define rptchar(C,N) MSJ_SetFldAttr(C,row,col,vid_attr,N,&video)
/* monochrome monitor attributes :----------------*/
#define INV '\000' /* invisible */
#define UNL '\001' /* underline */
#define NRM '\007' /* normal */
#define BRU '\011' /* bright underline */
#define BRN '\017' /* bright normal */
#define RVR '\160' /* reverse */
#define BLU '\201' /* blinking underline */
#define BLN '\207' /* blinking normal */
#define BBU '\211' /* blinking bright underline */
#define BBN '\217' /* blinking bright normal */
#define BLR '\360' /* blinking reverse */
/*=========== CIAO Global Data ===========*/
extern int vid[16];
extern int rasterh, rasterl;
extern int vid_attr, vid_page, row, col;
extern int lm, rm, tm, bm;
extern int synchronized; /* i.e., hard and soft cursors */
extern char far *hidescreen;
extern char far *scribble;
extern int activescreen, activeoffset;
extern int Initialized;
/*============ CIAO Functions ============*/
/* vidinit.c */
extern void vid_init( int mode );
extern void vid_exit( void );
/* gotoxy.c */
extern void gotoxy( int x, int y );
extern void setcursize( int r1, int r2 );
extern void clrscrn( void );
extern void clreol( void );
extern void clreos( void );
/* swapscrn.c */
extern void setscreen( int n );
extern void swapscreen( int n );
/* savescrn.c */
extern int savecursor( union REGS *x );
extern int restcursor( union REGS *x );
extern char far *savescreen( union REGS *cursor );
extern void restorescreen( char far *scrfptr, union REGS *cursor );
/* scrollup.c */
extern void scrollup( void );
/* scrolldn.c */
extern void scrolldn( void );
/* window.c */
extern void getwindow( int *tx, int *ty, int *bx, int *by );
extern void setwindow( int tx, int ty, int bx, int by );
extern void clrwindow( void );
/* wbox.c */
extern void windowbox( int tx, int ty, int bx, int by );
/* wink.c */
extern void wink( char c );
/* wputs.c */
extern void wputs( char *p );