/* * Copyright (c) 1980 Regents of the University of California. * All rights reserved. The Berkeley software License Agreement * specifies the terms and conditions for redistribution. */ #ifndef lint static char sccsid[] = "@(#)line.c 5.1 (Berkeley) 4/30/85"; #endif not lint /* * line: draw a line from point 1 to point 2. */ #include "2648.h" line(x1, y1, x2, y2) int x1, y1, x2, y2; { #ifdef TRACE if (trace) fprintf(trace, "line((%d, %d), (%d, %d)),", x1, y1, x2, y2); #endif if (x1==_penx && y1==_peny) { /* * Get around a bug in the HP terminal where one point * lines don't get drawn more than once. */ move(x1, y1+1); sync(); } move(x1, y1); draw(x2, y2); }