src/json.cc

   1 /* json.cc
   2  * Export from Aven as JSON.
   3  */
   4 /* Copyright (C) 2015,2016,2022,2024 Olly Betts
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #include <config.h>
  22
  23 #include "json.h"
  24
  25 #include "export.h"
  26
  27 #include <stdio.h>
  28
  29 using namespace std;
  30
  31 const int *
  32 JSON::passes() const
  33 {
  34     static const int default_passes[] = { LEGS|SURF, 0 };
  35     return default_passes;
  36 }
  37
  38 void
  39 JSON::header(const char * title, const char *, time_t datestamp_numeric,
  40              double min_x, double min_y, double min_z,
  41              double max_x, double max_y, double max_z)
  42 {
  43     (void)title;
  44     (void)datestamp_numeric;
  45 #if 0
  46     if (title) {
  47         fputs("title: \"", fh);
  48         json_escape(fh, title);
  49         fputs("\",\n", fh);
  50     }
  51     if (datestamp_numeric != time_t(-1)) {
  52         fprintf("date: %ld,\n", (long)datestamp_numeric);
  53     }
  54 #endif
  55     fprintf(fh, "{\"bounds\":[%.2f,%.2f,%.2f,%.2f,%.2f,%.2f],\n\"traverses\":[\n",
  56             min_x, min_z, min_y, max_x, max_z, max_y);
  57 }
  58
  59 void
  60 JSON::line(const img_point *p1, const img_point *p, unsigned /*flags*/, bool fPendingMove)
  61 {
  62     if (fPendingMove) {
  63         if (in_segment) {
  64             fputs("],\n[", fh);
  65         } else {
  66             fputs("[", fh);
  67             in_segment = true;
  68         }
  69         fprintf(fh, "[%.2f,%.2f,%.2f]", p1->x, p1->z, p1->y);
  70     }
  71     fprintf(fh, ",[%.2f,%.2f,%.2f]", p->x, p->z, p->y);
  72 }
  73
  74 void
  75 JSON::label(const img_point *p, const wxString&, int /*sflags*/, int type)
  76 {
  77     (void)p;
  78     (void)type;
  79 }
  80
  81 void
  82 JSON::footer()
  83 {
  84     if (in_segment)
  85         fputs("]\n", fh);
  86     fputs("]}\n", fh);
  87 }