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Import gnuplot 3.7.1

/*
 * $Id: hppj.trm,v 1.7 1998/11/25 21:06:44 lhecking Exp $
 *
 */

/* GNUPLOT - hppj.trm */

/*[
 * Copyright 1990 - 1993, 1998
 *
 * Permission to use, copy, and distribute this software and its
 * documentation for any purpose with or without fee is hereby granted,
 * provided that the above copyright notice appear in all copies and
 * that both that copyright notice and this permission notice appear
 * in supporting documentation.
 *
 * Permission to modify the software is granted, but not the right to
 * distribute the complete modified source code.  Modifications are to
 * be distributed as patches to the released version.  Permission to
 * distribute binaries produced by compiling modified sources is granted,
 * provided you
 *   1. distribute the corresponding source modifications from the
 *    released version in the form of a patch file along with the binaries,
 *   2. add special version identification to distinguish your version
 *    in addition to the base release version number,
 *   3. provide your name and address as the primary contact for the
 *    support of your modified version, and
 *   4. retain our contact information in regard to use of the base
 *    software.
 * Permission to distribute the released version of the source code along
 * with corresponding source modifications in the form of a patch file is
 * granted with same provisions 2 through 4 for binary distributions.
 *
 * This software is provided "as is" without express or implied warranty
 * to the extent permitted by applicable law.
]*/

/*
 * This file is included by ../term.c.
 *
 * This terminal driver supports:
 *  hppj
 *
 * AUTHORS
 *  Dan Merget (danm@sr.hp.com)
 *
 * This file was based on the hpljii file by:
 *  John Engels
 *  Russell Lang
 *  Maurice Castro
 *
 * send your comments or suggestions to (info-gnuplot@dartmouth.edu).
 * 
 */

/* The following HP laserjet series II driver uses generic bit mapped graphics
 * routines from bitmap.c to build up a bit map in memory.
 */

/*
 * adapted to the new terminal layout by Stefan Bodewig (Dec. 1995)
 */

#include "driver.h"

#ifdef TERM_REGISTER
register_term(hppj)
#endif

#ifdef TERM_PROTO
TERM_PUBLIC void HPPJoptions __PROTO((void));
TERM_PUBLIC void HPPJinit __PROTO((void));
TERM_PUBLIC void HPPJreset __PROTO((void));
TERM_PUBLIC void HPPJgraphics __PROTO((void));
TERM_PUBLIC void HPPJtext __PROTO((void));
TERM_PUBLIC void HPPJlinetype __PROTO((int linetype));
#define HPPJmove       b_move
#define HPPJvector     b_vector
#define HPPJtext_angle b_text_angle
#define HPPJput_text   b_put_text

/* We define 3 different font sizes: 5x9, 9x17, and 13x25 */

#define HPPJ_DPI 180		/* dots per inch */
#define HPPJ_PLANES 3		/* color planes */
#define HPPJ_COLORS (1 << HPPJ_PLANES)
/* make XMAX and YMAX a multiple of 8 */
#define HPPJ_XMAX (8*(unsigned int)(9.5 * HPPJ_DPI / 8.0 + 0.9))
#define HPPJ_YMAX (8 * HPPJ_DPI)

/* default values for term_tbl */
#define HPPJ_9x17_VCHAR FNT9X17_VCHAR
#define HPPJ_9x17_HCHAR FNT9X17_HCHAR
#define HPPJ_9x17_VTIC (FNT9X17_VCHAR / 2)
#define HPPJ_9x17_HTIC (FNT9X17_HCHAR / 2)
#endif /* TERM_PROTO */

#ifndef TERM_PROTO_ONLY
#ifdef TERM_BODY
static int hppj_font = FNT9X17;

TERM_PUBLIC void HPPJoptions()
{
    char opt[10];
#define HPPJERROR "expecting font size FNT5X9, FNT9X17, or FNT13X25"

    term_options[0] = NUL;	/* default to empty string and 9x17 font */
    hppj_font = FNT9X17;	/* in case of error or empty options     */

    if (!END_OF_COMMAND) {
	if (token[c_token].length > 8) {
	    int_error(HPPJERROR, c_token);
	}
	capture(opt, c_token, c_token, /*4 */ 9);	/* HBB 980226 */
	if (!strcmp(opt, "FNT5X9")) {
	    hppj_font = FNT5X9;
	    strcpy(term_options, "FNT5X9");
	} else if (!strcmp(opt, "FNT9X17")) {
	    hppj_font = FNT9X17;
	    strcpy(term_options, "FNT9X17");
	} else if (!strcmp(opt, "FNT13X25")) {
	    hppj_font = FNT13X25;
	    strcpy(term_options, "FNT13X25");
	} else {
	    int_error(HPPJERROR, c_token);
	}
	c_token++;
    }
}


TERM_PUBLIC void HPPJinit()
{
    /* HBB 980226: moved this here, from graphics(): only init() may
     * change fields of *term ! */
    switch (hppj_font) {
    case FNT5X9:
	term->v_char = FNT5X9_VCHAR;
	term->h_char = FNT5X9_HCHAR;
	term->v_tic = FNT5X9_VCHAR / 2;
	term->h_tic = FNT5X9_HCHAR / 2;
	break;
    case FNT9X17:
	term->v_char = FNT9X17_VCHAR;
	term->h_char = FNT9X17_HCHAR;
	term->v_tic = FNT9X17_VCHAR / 2;
	term->h_tic = FNT9X17_HCHAR / 2;
	break;
    case FNT13X25:
	term->v_char = FNT13X25_VCHAR;
	term->h_char = FNT13X25_HCHAR;
	term->v_tic = FNT13X25_VCHAR / 2;
	term->h_tic = FNT13X25_HCHAR / 2;
	break;
    }
}


TERM_PUBLIC void HPPJreset()
{
#ifdef VMS
    fflush_binary();
#endif /* VMS */
}


TERM_PUBLIC void HPPJgraphics()
{
    /* HBB 980226: move a block of code from here to init() */
    b_charsize(hppj_font);

    b_makebitmap(HPPJ_XMAX, HPPJ_YMAX, HPPJ_PLANES);
}


TERM_PUBLIC void HPPJtext()
{
    int x, plane, y;		/* loop indexes */
    int minRow, maxRow;		/* loop bounds */
    int numBytes;		/* Number of run-length coded bytes to output */
    int numReps;		/* Number of times the current byte is repeated */

    fprintf(gpoutfile, "\
\033E\033*t%dR\033*r%dS\
\033*b0X\033*b0Y\033*r%dU\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*v%dA\033*v%dB\033*v%dC\033*v%dI\
\033*b1M\033*r1A",
	    HPPJ_DPI, HPPJ_YMAX,
	    HPPJ_PLANES,
	    90, 88, 85, 0,
	    53, 8, 14, 1,
	    3, 26, 22, 2,
	    4, 4, 29, 3,
	    53, 5, 25, 4,
	    2, 22, 64, 5,
	    89, 83, 13, 6,
	    4, 4, 6, 7);

    /* dump bitmap in raster mode using run-length encoding */
    for (x = HPPJ_XMAX - 1; x >= 0; --x) {
	for (plane = 0; plane < HPPJ_PLANES; plane++) {
	    minRow = b_psize * plane;
	    maxRow = b_psize * plane + b_psize - 1;

	    /* Print column header */
	    numBytes = 0;
	    for (y = maxRow; y >= minRow; --y) {
		if (y == minRow || *((*b_p)[y] + x) != *((*b_p)[y - 1] + x)) {
		    numBytes += 2;
		}
	    }
	    fprintf(gpoutfile, "\033*b%d", numBytes);
	    (void) fputc((char) (plane < HPPJ_PLANES - 1 ? 'V' : 'W'), gpoutfile);

	    /* Print remainder of column */
	    numReps = 0;
	    for (y = maxRow; y >= minRow; --y) {
		if (y == minRow || *((*b_p)[y] + x) != *((*b_p)[y - 1] + x)) {
		    (void) fputc((char) (numReps), gpoutfile);
		    (void) fputc((char) (*((*b_p)[y] + x)), gpoutfile);
		    numReps = 0;
		} else {
		    numReps++;
		}
	    }
	}
    }
    fputs("\033*r1B\033E", gpoutfile);

    b_freebitmap();
}


TERM_PUBLIC void HPPJlinetype(linetype)
int linetype;
{
    if (linetype >= 0) {
	b_setlinetype(0);
	b_setvalue((linetype % (HPPJ_COLORS - 1)) + 1);
    } else {
	b_setlinetype(linetype + 2);
	b_setvalue(HPPJ_COLORS - 1);
    }
}

#endif /* TERM_BODY */

#ifdef TERM_TABLE

TERM_TABLE_START(hppj_driver)
    "hppj", "HP PaintJet and HP3630 [FNT5X9 FNT9X17 FNT13X25]",
    HPPJ_XMAX, HPPJ_YMAX,
    HPPJ_9x17_VCHAR, HPPJ_9x17_HCHAR, HPPJ_9x17_VTIC, HPPJ_9x17_HTIC,
    HPPJoptions, HPPJinit, HPPJreset, HPPJtext, null_scale, HPPJgraphics,
    HPPJmove, HPPJvector, HPPJlinetype, HPPJput_text, HPPJtext_angle,
    null_justify_text, do_point, do_arrow, set_font_null, 0, TERM_BINARY
TERM_TABLE_END(hppj_driver)

#undef LAST_TERM
#define LAST_TERM hppj_driver

#endif /* TERM_TABLE */
#endif /* TERM_PROTO_ONLY */

#ifdef TERM_HELP
START_HELP(hppj)
"1 hppj",
"?commands set terminal hppj",
"?set terminal hppj",
"?set term hppj",
"?terminal hppj",
"?term hppj",
"?hppj",
" The `hppj` terminal driver supports the HP PaintJet and HP3630 printers.  The",
" only option is the choice of font.",
"",
" Syntax:",
"       set terminal hppj {FNT5X9 | FNT9X17 | FNT13X25}",
"",
" with the middle-sized font (FNT9X17) being the default."
END_HELP(hppj)
#endif