4.4BSD/usr/src/lib/libplot/hp7221/open.c

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/*-
 * Copyright (c) 1980, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This module is believed to contain source code proprietary to AT&T.
 * Use and redistribution is subject to the Berkeley Software License
 * Agreement and your Software Agreement with AT&T (Western Electric).
 */

#ifndef lint
static char sccsid[] = "@(#)open.c	8.1 (Berkeley) 6/4/93";
#endif /* not lint */

/*
 * Displays plot files on an HP7221 plotter.
 * Cloned from bgplot.c and gigiplot.c by Jim Kleckner
 * Thu Jun 30 13:35:04 PDT 1983
 *
 * Requires a handshaking program such as hp7221cat to get the plotter
 * open and ready.
 */

#include <signal.h>
#include "hp7221.h"

int currentx = 0;
int currenty = 0;
double lowx = 0.0;
double lowy = 0.0;
double scale = 1.0;

openpl()
{
	void closepl();

	/* catch interupts */
	signal(SIGINT, closepl);
	currentx = 0;
	currenty = 0;
	printf( "~VR~W" );
	putMBP( 800, 2000 );
	putMBP( 7600, 9600 );
	printf( "~S" );
	putMBP( XMAX, YMAX );
	printf( "vA~*z" );

	space(0,0,XMAX,YMAX);
}