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/* This file is part of the GNU plotutils package. Copyright (C) 1995,
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1996, 1997, 1998, 1999, 2000, 2005, Free Software Foundation, Inc.
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The GNU plotutils package is free software. You may redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software foundation; either version 2, or (at your
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option) any later version.
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The GNU plotutils package is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with the GNU plotutils package; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin St., Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#include "libcommon.h"
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#include "plot.h" // libplot header file
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const char *progname = "pic2plot"; // name of this program
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const char *written = "Written by Robert S. Maier.";
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const char *copyright = "Copyright (C) 2005 Free Software Foundation, Inc.";
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const char *usage_appendage = " FILE...\n";
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// is derived from the output class. Any instance of the plot_output
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// class looks at the following global variables, which the user
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// can set on the command line.
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char *display_type = (char *)"meta"; // libplot output format
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char *output_format = (char *)"meta"; // libplot output format
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char *font_name = NULL; // initial font name (if set)
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char *pen_color_name = NULL; // initial pen color (if set)
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double font_size = 10.0/(8.0*72.); // font size as width of graphics display
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static int had_parse_error = 0; // parse error?
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static int lf_flag = 1; // non-zero -> try to parse `.lf' lines
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/* Long options we recognize */
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#define ARG_REQUIRED 1
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#define ARG_OPTIONAL 2
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const char *optstring = "T:OndF:f:W:";
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struct option long_options[] =
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/* The most important option */
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{ "display-type", ARG_REQUIRED, NULL, 'T'},
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/* The most important option ("--display-type" is an obsolete variant) */
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{ "output-format", ARG_REQUIRED, NULL, 'T'},
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{ "display-type", ARG_REQUIRED, NULL, 'T' << 8 }, /* hidden */
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/* Long options, most with no equivalent short option alias */
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{ "bg-color", ARG_REQUIRED, NULL, 'q' << 8 },
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{ "bitmap-size", ARG_REQUIRED, NULL, 'B' << 8 },
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{ NULL, 0, NULL, 0}
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/* null-terminated list of options that we don't show to the user */
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int hidden_options[] = { 0 };
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/* null-terminated list of options, such as obsolete-but-still-maintained
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options or undocumented options, which we don't show to the user */
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const int hidden_options[] = { (int)('T' << 8), 0 };
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// forward references
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void do_file (const char *filename);
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void do_picture (FILE *fp);
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extern "C" int display_fonts (const char *display_type, const char *progname);
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extern "C" int list_fonts (const char *display_type, const char *progname);
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extern "C" void display_usage (const char *progname, const int *omit_vals, const char *appendage, bool fonts);
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extern "C" void display_version (const char *progname);
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extern "C" voidptr_t xcalloc (size_t nmemb, size_t size);
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extern "C" voidptr_t xmalloc (size_t size);
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extern "C" voidptr_t xrealloc (voidptr_t p, size_t length);
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extern "C" char *xstrdup (const char *s);
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//////////////////////////////////////////////////////////////////////
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// TOP_INPUT class.
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//////////////////////////////////////////////////////////////////////
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plotter_params = pl_newplparams ();
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while ((option = getopt_long (argc, argv, "T:OndF:f:W:", long_options, &opt_index)) != EOF)
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while ((option = getopt_long (argc, argv, optstring, long_options, &opt_index)) != EOF)
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option = long_options[opt_index].val;
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case 'T': /* Display type, ARG REQUIRED */
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display_type = (char *)xmalloc (strlen (optarg) + 1);
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strcpy (display_type, optarg);
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case 'T': /* Output format, ARG REQUIRED */
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output_format = (char *)xmalloc (strlen (optarg) + 1);
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strcpy (output_format, optarg);
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case 'O': /* Ascii output */
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pl_setplparam (plotter_params, "META_PORTABLE", (voidptr_t)"yes");
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pl_setplparam (plotter_params, "META_PORTABLE", (void *)"yes");
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case 'n': /* No centering */
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no_centering_flag = 1;
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case 'e' << 8: /* Emulate color via grayscale */
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pl_setplparam (plotter_params, "EMULATE_COLOR", (voidptr_t)optarg);
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pl_setplparam (plotter_params, "EMULATE_COLOR", (void *)optarg);
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case 'C' << 8: /* set the initial pen color */
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pen_color_name = (char *)xmalloc (strlen (optarg) + 1);
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strcpy (pen_color_name, optarg);
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case 'q' << 8: /* set the initial background color */
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pl_setplparam (plotter_params, "BG_COLOR", (voidptr_t)optarg);
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pl_setplparam (plotter_params, "BG_COLOR", (void *)optarg);
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case 'B' << 8: /* Bitmap size */
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pl_setplparam (plotter_params, "BITMAPSIZE", (voidptr_t)optarg);
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pl_setplparam (plotter_params, "BITMAPSIZE", (void *)optarg);
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case 'M' << 8: /* Max line length */
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pl_setplparam (plotter_params, "MAX_LINE_LENGTH", (voidptr_t)optarg);
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pl_setplparam (plotter_params, "MAX_LINE_LENGTH", (void *)optarg);
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case 'P' << 8: /* Page size */
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pl_setplparam (plotter_params, "PAGESIZE", (voidptr_t)optarg);
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pl_setplparam (plotter_params, "PAGESIZE", (void *)optarg);
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case 'r' << 8: /* Rotation angle */
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pl_setplparam (plotter_params, "ROTATION", (voidptr_t)optarg);
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pl_setplparam (plotter_params, "ROTATION", (void *)optarg);
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case 'V' << 8: /* Version */
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show_version = true;
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if (show_version)
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display_version (progname);
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display_version (progname, written, copyright);
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return EXIT_SUCCESS;
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if (do_list_fonts)
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int success = true;
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success = list_fonts (display_type, progname);
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success = list_fonts (output_format, progname);
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return EXIT_SUCCESS;
added
removed
pic2plot/main.cc
