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/*
* qmsf.c - output filter for qms printers
*
* Copyright 1985 Massachusetts Institute of Technology
* Author: CJL@OZ
*
*
*/
#include <stdio.h>
#include <signal.h>
#include <sys/types.h>
#include "util.h"
#include "fonts.h"
/* \122 = 'R'. The MOBY_RESET string is constructed this way so
* this source text can be printed out on a QMS printer without resetting
* the printer. */
#define MOBY_RESET "\122eSeTrEsEtReSeT"
#define QUIC_ON "\r^PY^-\r"
#define QUIC_OFF "\r^-^PN^-\r"
#define DEFAULT_FONT "^IS%05.5d^-"
#define DELETE_FONTS "^DFEA^G^-"
#define CLEAR_OVERLAYS "^DOC^Z^-"
#define SYNTAX "^ISYNTAX%1.1d%1.1d%1.1d%1.1d%1.1d^-"
#define PORTRAIT "^IOP^-"
#define V_MARGINS "^IMV%05.5d%05.5d^-"
#define H_MARGINS "^IMH%05.5d%05.5d^-"
#define TRAY "^IF%1.1d%1.1d%1.1d%1.1d^-"
#define CHAR_SP "^IC%04.4d^-"
#define LINE_SP "^IL%04.4d^-"
extern char *rindex();
char *programname;
long charvec[4];
int devwidth,texwidth;
int ready = 0;
int length = 66;
int width = 94;
int charpos,charcol,onfirstpage;
int qms2400 = 0;
init_qms()
{
int i;
char *s = PXLDIR;
/* Reset the printer.
* We can assume nothing about the current state of the printer.
* So first set the printer to a known state.
*/
printf(MOBY_RESET); /* MOBY reset */
printf(QUIC_ON); /* Turn on QUIC */
/* printf(DELETE_FONTS); */ /* Delete all downloaded fonts */
printf(CLEAR_OVERLAYS); /* Clear all overlays */
printf(MOBY_RESET); /* MOBY reset again */
printf(QUIC_ON); /* Turn on QUIC */
printf(SYNTAX,0,0,0,0,0); /* Ensure default SYNTAX */
printf(PORTRAIT); /* Portrait page orientation */
printf(V_MARGINS,250,11000); /* Vertical margins */
printf(H_MARGINS,890,8500); /* Horizontal margins */
printf(CHAR_SP,0); /* Turn off char spacing */
printf(LINE_SP,620); /* Vertical spacing */
printf(DEFAULT_FONT,10); /* Select the font I like */
printf(SYNTAX,0,0,0,1,0); /* Ensure default SYNTAX */
if (qms2400)
printf(TRAY,0,0,0,1); /* Take first page from tray 2 */
f_init(stdout,programname,&s,1,10,157876,1000,0);
for (i = ' ';i < 0377;i++) charvec[i / 32] |= (1 << (i % 32));
f_define_font(1,0,"","amtt10",1095,717619,0);
i = 1;
f_newpage(&i,charvec,1);
f_use_font(1,&i);
onfirstpage = ready = 1;
charpos = charcol = 0;
};
dev_print_log()
{
}
term_qms()
{
if (ready) {
dochar('\f');
ready = 0;
}
printf(QUIC_OFF);
fflush(stdout);
};
main(argc, argv)
int argc;
char *argv[];
{
register int ch;
int i;
programname = argv[0];
if (!access("qms2400",0)) qms2400 = -1;
for (i = 0; i < argc; i++) {
if (argv[i][0] = '-') switch (argv[i][1]) {
case 'w':
sscanf(argv[i]+2,"%d",&width);
break;
case 'l':
sscanf(argv[i]+2,"%d",&length);
break;
}
}
while (!ferror(stdin) && (ch = getchar()) != EOF) switch (ch) {
case '\031':
/*
* lpd needs to use a different filter to
* print data so stop what we are doing and
* wait for lpd to restart us.
*/
if ((ch = getchar()) == '\1') {
term_qms();
kill(getpid(), SIGSTOP);
break;
} else {
ungetc(ch, stdin);
ch = '\031';
}
default:
dochar(ch);
}
term_qms();
exit(0);
}
dochar (ch)
int ch;
{
int i;
if (ch < ' ')
switch (ch) {
case '\b':
if (!ready) break;
if (charpos) {
charpos--;
printf("^TR-%04.4d",devwidth);
}
break;
case '\t':
if (!ready) init_qms();
for (i = 8 - charpos%8; i > 0; i--) dochar(' ');
break;
case '\n':
if (!ready) init_qms();
if (++charcol >= length) dochar('\f');
else {
putchar('\r');
putchar('\n');
charpos = 0;
}
break;
case '\r':
if (!ready) break;
if (charpos != 0) {
charpos = 0;
putchar('\r');
}
break;
case '\f':
if (!ready || ((charpos == 0) && (charcol == 0))) break;
charpos = 0;
charcol = 0;
putchar('\f');
i = 1;
f_newpage(&i,charvec,1);
f_use_font(1,&i);
fflush(stdout);
if (qms2400 && onfirstpage) {
printf(TRAY,2,0,0,0); /* Take rest of paper from tray 1 */
}
onfirstpage = 0;
break;
default:
if (!ready) init_qms();
dochar('^'); dochar('\b'); dochar('|');
dochar(ch+'A'-001);
break;
} else {
if (!ready) init_qms();
if (++charpos > width) {
putchar('!');
dochar('\n');
dochar(ch);
} else {
f_use_char(ch,&texwidth,&devwidth);
switch (ch) {
case ' ':
printf("^TR%04.4d",devwidth);
break;
case '^':
putchar(ch);
default:
putchar(ch);
}
}
}
}
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