2021-10-11 18:37:13 -03:00

30 lines
992 B
C

/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/* @(#)dumb.h 1.1 94/10/31 SMI; from UCB 5.1 5/7/85 */
/*
* This accepts plot file formats and produces the appropriate plots
* for dumb terminals. It can also be used for printing terminals and
* lineprinter listings, although there is no way to specify number of
* lines and columns different from your terminal. This would be easy
* to change, and is left as an exercise for the reader.
*/
#include <math.h>
#define scale(x,y) y = LINES-1-(LINES*y/rangeY +minY); x = COLS*x/rangeX + minX
extern int minX, rangeX; /* min and range of x */
extern int minY, rangeY; /* min and range of y */
extern int currentx, currenty;
extern int COLS, LINES;
/* A very large screen! (probably should use malloc) */
#define MAXCOLS 132
#define MAXLINES 90
extern char screenmat[MAXCOLS][MAXLINES];