src/pos.cc

   1 /* pos.cc
   2  * Export from Aven as Survex .pos.
   3  */
   4 /* Copyright (C) 2001,2002,2011,2013,2014,2015 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 #ifdef HAVE_CONFIG_H
  22 # include <config.h>
  23 #endif
  24
  25 #include "pos.h"
  26
  27 #include "export.h" // For LABELS, etc
  28
  29 #include <algorithm>
  30 #include <stdio.h>
  31 #include <string.h>
  32
  33 #include "message.h"
  34 #include "namecompare.h"
  35 #include "osalloc.h"
  36 #include "useful.h"
  37
  38 using namespace std;
  39
  40 POS::~POS()
  41 {
  42     vector<pos_label*>::const_iterator i;
  43     for (i = todo.begin(); i != todo.end(); ++i) {
  44         delete [] *i;
  45     }
  46     todo.clear();
  47 }
  48
  49 const int *
  50 POS::passes() const
  51 {
  52     static const int default_passes[] = { LABELS|ENTS|FIXES|EXPORTS, 0 };
  53     return default_passes;
  54 }
  55
  56 void POS::header(const char *, const char *, time_t,
  57                  double, double, double, double, double, double)
  58 {
  59     fputsnl(msg(/*( Easting, Northing, Altitude )*/195), fh);
  60 }
  61
  62 void
  63 POS::label(const img_point *p, const char *s, bool /*fSurface*/, int /*type*/)
  64 {
  65     size_t len = strlen(s);
  66     pos_label * l = (pos_label*)new char[offsetof(pos_label, name) + len + 1];
  67     l->x = p->x;
  68     l->y = p->y;
  69     l->z = p->z;
  70     memcpy(l->name, s, len + 1);
  71     todo.push_back(l);
  72 }
  73
  74 class pos_label_ptr_cmp {
  75     char separator;
  76
  77   public:
  78     explicit pos_label_ptr_cmp(char separator_) : separator(separator_) { }
  79
  80     bool operator()(const POS::pos_label* a, const POS::pos_label* b) {
  81         return name_cmp(a->name, b->name, separator) < 0;
  82     }
  83 };
  84
  85 void
  86 POS::footer()
  87 {
  88     sort(todo.begin(), todo.end(), pos_label_ptr_cmp(separator));
  89     vector<pos_label*>::const_iterator i;
  90     for (i = todo.begin(); i != todo.end(); ++i) {
  91         fprintf(fh, "(%8.2f, %8.2f, %8.2f ) %s\n",
  92                 (*i)->x, (*i)->y, (*i)->z, (*i)->name);
  93     }
  94 }