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/* Copyright (C) 1998, 1999, 2000 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: gdevcljc.c,v 1.7 2004/05/26 04:10:58 dan Exp $ */
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/*
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* H-P Color LaserJet 5/5M contone device; based on the gdevclj.c.
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*/
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#include "math_.h"
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#include "gdevprn.h"
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#include "gdevpcl.h"
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/* X_DPI and Y_DPI must be the same */
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#define X_DPI 300
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#define Y_DPI 300
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/* Send the page to the printer. Compress each scan line. NB - the
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* render mode as well as color parameters - bpp etc. are all
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* hardwired.
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*/
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private int
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cljc_print_page(gx_device_printer * pdev, FILE * prn_stream)
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{
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gs_memory_t *mem = pdev->memory;
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uint raster = gx_device_raster((gx_device *)pdev, false);
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int i;
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int worst_case_comp_size = raster + (raster / 8) + 1;
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byte *data = 0;
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byte *cdata = 0;
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byte *prow = 0;
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int code = 0;
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/* allocate memory for the raw data and compressed data. */
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if (((data = gs_alloc_bytes(mem, raster, "cljc_print_page(data)")) == 0) ||
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((cdata = gs_alloc_bytes(mem, worst_case_comp_size, "cljc_print_page(cdata)")) == 0) ||
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((prow = gs_alloc_bytes(mem, worst_case_comp_size, "cljc_print_page(prow)")) == 0)) {
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code = gs_note_error(gs_error_VMerror);
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goto out;
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}
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/* send a reset and the the paper definition */
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fprintf(prn_stream, "\033E\033&u300D\033&l%dA",
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gdev_pcl_paper_size((gx_device *) pdev));
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/* turn off source and pattern transparency */
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fprintf(prn_stream, "\033*v1N\033*v1O");
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/* set color render mode and the requested resolution */
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fprintf(prn_stream, "\033*t4J\033*t%dR", (int)(pdev->HWResolution[0]));
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/* set up the color model - NB currently hardwired to direct by
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pixel which requires 8 bits per component. See PCL color
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technical reference manual for other possible encodings. */
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fprintf(prn_stream, "\033*v6W%c%c%c%c%c%c", 0, 3, 0, 8, 8, 8);
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/* set up raster width and height, compression mode 3 */
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fprintf(prn_stream, "\033&l0e-180u36Z\033*p0x0Y\033*r1A\033*b3M");
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/* initialize the seed row */
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memset(prow, 0, worst_case_comp_size);
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/* process each scanline */
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for (i = 0; i < pdev->height; i++) {
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int compressed_size;
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code = gdev_prn_copy_scan_lines(pdev, i, (byte *) data, raster);
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if (code < 0)
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break;
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compressed_size = gdev_pcl_mode3compress(raster, data, prow, cdata);
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fprintf(prn_stream, "\033*b%dW", compressed_size);
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fwrite(cdata, sizeof(byte), compressed_size, prn_stream);
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}
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/* PCL will take care of blank lines at the end */
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fputs("\033*rC\f", prn_stream);
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out:
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gs_free_object(mem, prow, "cljc_print_page(prow)");
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gs_free_object(mem, cdata, "cljc_print_page(cdata)");
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gs_free_object(mem, data, "cljc_print_page(data)");
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return code;
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}
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/* CLJ device methods */
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private gx_device_procs cljc_procs =
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prn_color_procs(gdev_prn_open, gdev_prn_output_page, gdev_prn_close,
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gx_default_rgb_map_rgb_color, gx_default_rgb_map_color_rgb);
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/* the CLJ device */
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const gx_device_printer gs_cljet5c_device =
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{
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prn_device_body(gx_device_printer, cljc_procs, "cljet5c",
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85, 110, X_DPI, Y_DPI,
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0.167, 0.167,
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0.167, 0.167,
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3, 24, 255, 255, 256, 256,
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cljc_print_page)
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};
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