xref: /illumos-gate/usr/src/cmd/lp/lib/lp/set_pitch.c (revision 55fea89d)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
227c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
237c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
247c478bd9Sstevel@tonic-gate 
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.9	*/
277c478bd9Sstevel@tonic-gate /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #include "string.h"
307c478bd9Sstevel@tonic-gate #include "stdlib.h"
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate #include "lp.h"
337c478bd9Sstevel@tonic-gate #include "lp.set.h"
347c478bd9Sstevel@tonic-gate 
357c478bd9Sstevel@tonic-gate extern char		*tparm();
367c478bd9Sstevel@tonic-gate 
377c478bd9Sstevel@tonic-gate short			output_res_char		= -1,
387c478bd9Sstevel@tonic-gate 			output_res_line		= -1,
397c478bd9Sstevel@tonic-gate 			output_res_horz_inch	= -1,
407c478bd9Sstevel@tonic-gate 			output_res_vert_inch	= -1;
417c478bd9Sstevel@tonic-gate 
427c478bd9Sstevel@tonic-gate /**
437c478bd9Sstevel@tonic-gate  ** set_pitch()
447c478bd9Sstevel@tonic-gate  **/
457c478bd9Sstevel@tonic-gate 
467c478bd9Sstevel@tonic-gate int
477c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
set_pitch(char * str,int which,int putout)487c478bd9Sstevel@tonic-gate set_pitch (
497c478bd9Sstevel@tonic-gate 	char *			str,
507c478bd9Sstevel@tonic-gate 	int			which,
517c478bd9Sstevel@tonic-gate 	int			putout
527c478bd9Sstevel@tonic-gate )
537c478bd9Sstevel@tonic-gate #else
547c478bd9Sstevel@tonic-gate set_pitch (str, which, putout)
557c478bd9Sstevel@tonic-gate 	char			*str;
567c478bd9Sstevel@tonic-gate 	int			which,
577c478bd9Sstevel@tonic-gate 				putout;
587c478bd9Sstevel@tonic-gate #endif
597c478bd9Sstevel@tonic-gate {
607c478bd9Sstevel@tonic-gate 	double			xpi;
617c478bd9Sstevel@tonic-gate 
627c478bd9Sstevel@tonic-gate 	int			ixpi;
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate 	short			*output_res_p,
657c478bd9Sstevel@tonic-gate 				*output_res_inch_p;
667c478bd9Sstevel@tonic-gate 
677c478bd9Sstevel@tonic-gate 	unsigned short		xpi_changes_res;
687c478bd9Sstevel@tonic-gate 
697c478bd9Sstevel@tonic-gate 	char			*rest,
707c478bd9Sstevel@tonic-gate 				*change_pitch,
717c478bd9Sstevel@tonic-gate 				*change_res,
727c478bd9Sstevel@tonic-gate 				*p;
737c478bd9Sstevel@tonic-gate 
747c478bd9Sstevel@tonic-gate 
757c478bd9Sstevel@tonic-gate 	if (which == 'H') {
767c478bd9Sstevel@tonic-gate 
777c478bd9Sstevel@tonic-gate 		tidbit ((char *)0, "cpi", &change_pitch);
787c478bd9Sstevel@tonic-gate 		tidbit ((char *)0, "chr", &change_res);
797c478bd9Sstevel@tonic-gate 
807c478bd9Sstevel@tonic-gate 		output_res_inch_p = &output_res_horz_inch;
817c478bd9Sstevel@tonic-gate 		if (output_res_horz_inch == -1)
827c478bd9Sstevel@tonic-gate 			tidbit ((char *)0, "orhi", output_res_inch_p);
837c478bd9Sstevel@tonic-gate 
847c478bd9Sstevel@tonic-gate 		output_res_p = &output_res_char;
857c478bd9Sstevel@tonic-gate 		if (output_res_char == -1)
867c478bd9Sstevel@tonic-gate 			tidbit ((char *)0, "orc", output_res_p);
877c478bd9Sstevel@tonic-gate 
887c478bd9Sstevel@tonic-gate 		tidbit ((char *)0, "cpix", &xpi_changes_res);
897c478bd9Sstevel@tonic-gate 
907c478bd9Sstevel@tonic-gate 	} else {
917c478bd9Sstevel@tonic-gate 
927c478bd9Sstevel@tonic-gate 		tidbit ((char *)0, "lpi", &change_pitch);;
937c478bd9Sstevel@tonic-gate 		tidbit ((char *)0, "cvr", &change_res);;
94*55fea89dSDan Cross 
957c478bd9Sstevel@tonic-gate 		output_res_inch_p = &output_res_vert_inch;
967c478bd9Sstevel@tonic-gate 		if (output_res_vert_inch == -1)
977c478bd9Sstevel@tonic-gate 			tidbit ((char *)0, "orvi", output_res_inch_p);
987c478bd9Sstevel@tonic-gate 
997c478bd9Sstevel@tonic-gate 		output_res_p = &output_res_line;
1007c478bd9Sstevel@tonic-gate 		if (output_res_line == -1)
1017c478bd9Sstevel@tonic-gate 			tidbit ((char *)0, "orl", output_res_p);
1027c478bd9Sstevel@tonic-gate 
1037c478bd9Sstevel@tonic-gate 		tidbit ((char *)0, "lpix", &xpi_changes_res);;
1047c478bd9Sstevel@tonic-gate 
1057c478bd9Sstevel@tonic-gate 	}
1067c478bd9Sstevel@tonic-gate 
1077c478bd9Sstevel@tonic-gate 	xpi = strtod(str, &rest);
1087c478bd9Sstevel@tonic-gate 	if (which == 'H' && STREQU(str, NAME_PICA))
1097c478bd9Sstevel@tonic-gate 		ixpi = R(xpi = 10);
1107c478bd9Sstevel@tonic-gate 
1117c478bd9Sstevel@tonic-gate 	else if (which == 'H' && STREQU(str, NAME_ELITE))
1127c478bd9Sstevel@tonic-gate 		ixpi = R(xpi = 12);
1137c478bd9Sstevel@tonic-gate 
1147c478bd9Sstevel@tonic-gate 	else if (
1157c478bd9Sstevel@tonic-gate 		which == 'H'
1167c478bd9Sstevel@tonic-gate 	     && (
1177c478bd9Sstevel@tonic-gate 			STREQU(str, NAME_COMPRESSED)
1187c478bd9Sstevel@tonic-gate 		     || xpi >= N_COMPRESSED
1197c478bd9Sstevel@tonic-gate 		)
1207c478bd9Sstevel@tonic-gate 	) {
1217c478bd9Sstevel@tonic-gate 		if (change_pitch) {
1227c478bd9Sstevel@tonic-gate 
1237c478bd9Sstevel@tonic-gate 			for (ixpi = MAX_COMPRESSED; ixpi; ixpi--)
1247c478bd9Sstevel@tonic-gate 				if ((p = tparm(change_pitch, ixpi)) && *p)
1257c478bd9Sstevel@tonic-gate 					break;
1267c478bd9Sstevel@tonic-gate 			if (!ixpi)
1277c478bd9Sstevel@tonic-gate 				ixpi = 10;
1287c478bd9Sstevel@tonic-gate 			xpi = (double)ixpi;
1297c478bd9Sstevel@tonic-gate 
1307c478bd9Sstevel@tonic-gate 		} else if (change_res && *output_res_inch_p != -1) {
1317c478bd9Sstevel@tonic-gate 
1327c478bd9Sstevel@tonic-gate 			for (xpi = MAX_COMPRESSED; xpi >= 1.; xpi -= 1.)
1337c478bd9Sstevel@tonic-gate 				if (
1347c478bd9Sstevel@tonic-gate 			(p = tparm(change_res, R(*output_res_inch_p / xpi)))
1357c478bd9Sstevel@tonic-gate 				     && *p
1367c478bd9Sstevel@tonic-gate 				)
1377c478bd9Sstevel@tonic-gate 					break;
1387c478bd9Sstevel@tonic-gate 			if (xpi < 1.)
1397c478bd9Sstevel@tonic-gate 				xpi = 10.;
1407c478bd9Sstevel@tonic-gate 			ixpi = R(xpi);
1417c478bd9Sstevel@tonic-gate 
1427c478bd9Sstevel@tonic-gate 		} else
1437c478bd9Sstevel@tonic-gate 			return (E_FAILURE);
1447c478bd9Sstevel@tonic-gate 
1457c478bd9Sstevel@tonic-gate 	} else {
1467c478bd9Sstevel@tonic-gate 
1477c478bd9Sstevel@tonic-gate 		if (xpi <= 0)
1487c478bd9Sstevel@tonic-gate 			return (E_BAD_ARGS);
1497c478bd9Sstevel@tonic-gate 
1507c478bd9Sstevel@tonic-gate 		switch (*rest) {
1517c478bd9Sstevel@tonic-gate 		case ' ':
1527c478bd9Sstevel@tonic-gate 		case 0:
1537c478bd9Sstevel@tonic-gate 			break;
1547c478bd9Sstevel@tonic-gate 		case 'c':
1557c478bd9Sstevel@tonic-gate 			/*
1567c478bd9Sstevel@tonic-gate 			 * Convert to [lines|chars] per inch.
1577c478bd9Sstevel@tonic-gate 			 */
1587c478bd9Sstevel@tonic-gate 			xpi *= 2.54;
1597c478bd9Sstevel@tonic-gate 			/* fall through */
1607c478bd9Sstevel@tonic-gate 		case 'i':
1617c478bd9Sstevel@tonic-gate 			break;
1627c478bd9Sstevel@tonic-gate 		default:
1637c478bd9Sstevel@tonic-gate 			return (E_BAD_ARGS);
1647c478bd9Sstevel@tonic-gate 		}
1657c478bd9Sstevel@tonic-gate 
1667c478bd9Sstevel@tonic-gate 		ixpi = R(xpi);
1677c478bd9Sstevel@tonic-gate 
1687c478bd9Sstevel@tonic-gate 	}
1697c478bd9Sstevel@tonic-gate 
1707c478bd9Sstevel@tonic-gate 	if (
1717c478bd9Sstevel@tonic-gate 		*output_res_inch_p != -1
1727c478bd9Sstevel@tonic-gate 	     && *output_res_p != -1
1737c478bd9Sstevel@tonic-gate 	     && R(*output_res_inch_p / (double)*output_res_p) == ixpi
1747c478bd9Sstevel@tonic-gate 	)
1757c478bd9Sstevel@tonic-gate 		return (E_SUCCESS);
1767c478bd9Sstevel@tonic-gate 
1777c478bd9Sstevel@tonic-gate 	else if (
1787c478bd9Sstevel@tonic-gate 		change_pitch
1797c478bd9Sstevel@tonic-gate 	     && (p = tparm(change_pitch, ixpi))
1807c478bd9Sstevel@tonic-gate 	     && *p
1817c478bd9Sstevel@tonic-gate 	) {
1827c478bd9Sstevel@tonic-gate 
1837c478bd9Sstevel@tonic-gate 		if (putout)
1847c478bd9Sstevel@tonic-gate 			putp (p);
1857c478bd9Sstevel@tonic-gate 		if (xpi_changes_res) {
1867c478bd9Sstevel@tonic-gate 			if (*output_res_inch_p != -1)
1877c478bd9Sstevel@tonic-gate 				*output_res_inch_p = R(*output_res_p * xpi);
1887c478bd9Sstevel@tonic-gate 		} else {
1897c478bd9Sstevel@tonic-gate 			if (*output_res_p != -1)
1907c478bd9Sstevel@tonic-gate 				*output_res_p = R(*output_res_inch_p / xpi);
1917c478bd9Sstevel@tonic-gate 		}
1927c478bd9Sstevel@tonic-gate 		return (E_SUCCESS);
1937c478bd9Sstevel@tonic-gate 
1947c478bd9Sstevel@tonic-gate 	} else if (
1957c478bd9Sstevel@tonic-gate 		change_res
1967c478bd9Sstevel@tonic-gate 	     && *output_res_inch_p != -1
1977c478bd9Sstevel@tonic-gate 	     && (p = tparm(change_res, R(*output_res_inch_p / xpi)))
1987c478bd9Sstevel@tonic-gate 	     && *p
1997c478bd9Sstevel@tonic-gate 	) {
2007c478bd9Sstevel@tonic-gate 
2017c478bd9Sstevel@tonic-gate 		if (putout)
2027c478bd9Sstevel@tonic-gate 			putp (p);
2037c478bd9Sstevel@tonic-gate 		if (*output_res_p != -1)
2047c478bd9Sstevel@tonic-gate 			*output_res_p = R(*output_res_inch_p / xpi);
2057c478bd9Sstevel@tonic-gate 		return (E_SUCCESS);
2067c478bd9Sstevel@tonic-gate 
2077c478bd9Sstevel@tonic-gate 	} else
2087c478bd9Sstevel@tonic-gate 
2097c478bd9Sstevel@tonic-gate 		return (E_FAILURE);
2107c478bd9Sstevel@tonic-gate }
211