386BSD 0.1 development

Work on file usr/othersrc/public/ghostscript-2.4.1/gdevtrfx.c

Co-Authored-By: Lynne Greer Jolitz <ljolitz@cardio.ucsf.edu>
Synthesized-from: 386BSD-0.1

diff --git a/usr/othersrc/public/ghostscript-2.4.1/gdevtrfx.c b/usr/othersrc/public/ghostscript-2.4.1/gdevtrfx.c
new file mode 100644 (file)
index 0000000..dc71240
--- /dev/null
+++ b/usr/othersrc/public/ghostscript-2.4.1/gdevtrfx.c
@@ -0,0 +1,70 @@
+/* Copyright (C) 1989, 1990, 1991 Aladdin Enterprises.  All rights reserved.
+   Distributed by Free Software Foundation, Inc.
+
+This file is part of Ghostscript.
+
+Ghostscript is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility
+to anyone for the consequences of using it or for whether it serves any
+particular purpose or works at all, unless he says so in writing.  Refer
+to the Ghostscript General Public License for full details.
+
+Everyone is granted permission to copy, modify and redistribute
+Ghostscript, but only under the conditions described in the Ghostscript
+General Public License.  A copy of this license is supposed to have been
+given to you along with Ghostscript so you can know your rights and
+responsibilities.  It should be in a file named COPYING.  Among other
+things, the copyright notice and this notice must be preserved on all
+copies.  */
+
+/* gdevtrfx.c */
+/* TruFax driver for Ghostscript. */
+/******
+ ****** Note: this file requires encode_l.o as supplied by TruFax.
+ ******/
+#include "gdevprn.h"
+
+/* The device descriptor */
+#define X_DPI 204
+#define Y_DPI 196
+#define LINE_SIZE ((X_DPI * 85 / 10 + 7) / 8)  /* bytes per line */
+private dev_proc_print_page(trufax_print_page);
+gx_device_printer gs_trufax_device =
+  prn_device(prn_std_procs, "TruFax",
+       85,                             /* width_10ths, 8.5" */
+       110,                            /* height_10ths, 11" */
+       X_DPI, Y_DPI,
+       0,0,0,0,                        /* margins */
+       1, trufax_print_page);
+
+/* ------ Internal routines ------ */
+
+private int
+trufax_print_page(gx_device_printer *pdev, FILE *prn_stream)
+{      char data[LINE_SIZE + 4];
+       int lnum;
+       int line_size;
+       char out_data[5 * 1734];        /* Sized according to TruFax */
+       int out_count;
+ 
+       /* write TruFax header */
+       strcpy(out_data, "COSIf2");
+       out_data[6]=1;
+       out_data[7]=0;
+       out_data[8]=1;
+       out_data[9]=0;
+       fwrite(out_data, sizeof(char), 10, prn_stream);
+
+       line_size = gdev_mem_bytes_per_scan_line((gx_device *)pdev);
+       for ( lnum = 0; lnum < pdev->height; lnum++ )
+          {
+               gdev_prn_copy_scan_lines(pdev, lnum, (byte *)data, line_size);
+/* 1728 = Sized according to TruFax */
+               out_count = encode_line(1728, data, out_data);
+               putc(out_count % 256, prn_stream);
+               putc(out_count / 256, prn_stream);
+               /* send the row */
+               fwrite(out_data, sizeof(char), out_count, prn_stream);
+          }
+       return 0;
+}