src/imgtest.c

   1 /* imgtest.c */
   2 /* Test img in unhosted mode */
   3 /* Copyright (C) 2014,2020 Olly Betts
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 # include <config.h>
  22 #endif
  23
  24 #include <stdio.h>
  25
  26 #include "img.h"
  27
  28 int
  29 main(int argc, char **argv)
  30 {
  31     char *fnm;
  32     char *survey;
  33     img *pimg;
  34     unsigned long c_stations = 0;
  35     unsigned long c_legs = 0;
  36
  37     if (argc < 2 || argc > 3) {
  38         fprintf(stderr, "Syntax: %s 3DFILE [SURVEY]\n", argv[0]);
  39         return 1;
  40     }
  41
  42     fnm = argv[1];
  43     survey = argv[2];
  44
  45     if (survey) {
  46         pimg = img_open_survey(fnm, survey);
  47     } else {
  48         pimg = img_open(fnm);
  49     }
  50     if (!pimg) {
  51         fprintf(stderr, "%s: Failed to open '%s' (error code %d)\n",
  52                 argv[0], fnm, (int)img_error());
  53         return 1;
  54     }
  55
  56     printf("Title: \"%s\"\n", pimg->title);
  57     printf("Date: \"%s\"\n", pimg->datestamp);
  58     printf("Format-Version: %d\n", pimg->version);
  59     printf("Extended-Elevation: %s\n",
  60            pimg->is_extended_elevation ? "yes" : "no");
  61     while (1) {
  62         img_point pt;
  63         int code = img_read_item(pimg, &pt);
  64         if (code == img_STOP) break;
  65         switch (code) {
  66             case img_LINE:
  67                 c_legs++;
  68                 break;
  69             case img_LABEL:
  70                 c_stations++;
  71                 break;
  72             case img_BAD:
  73                 img_close(pimg);
  74                 fprintf(stderr, "%s: img_read_item failed (error code %d)\n",
  75                         argv[0], (int)img_error());
  76                 return 1;
  77         }
  78     }
  79
  80     printf("Stations: %lu\nLegs: %lu\n", c_stations, c_legs);
  81
  82     img_close(pimg);
  83
  84     return 0;
  85 }