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     /* TRANSLATORS: Heading line for .pos file.  Please try to ensure the “,”s
  60      * (or at least the columns) are in the same place */
  61     fputsnl(msg(/*( Easting, Northing, Altitude )*/195), fh);
  62 }
  63
  64 void
  65 POS::label(const img_point *p, const char *s, bool /*fSurface*/, int /*type*/)
  66 {
  67     size_t len = strlen(s);
  68     pos_label * l = (pos_label*)new char[offsetof(pos_label, name) + len + 1];
  69     l->x = p->x;
  70     l->y = p->y;
  71     l->z = p->z;
  72     memcpy(l->name, s, len + 1);
  73     todo.push_back(l);
  74 }
  75
  76 class pos_label_ptr_cmp {
  77     char separator;
  78
  79   public:
  80     explicit pos_label_ptr_cmp(char separator_) : separator(separator_) { }
  81
  82     bool operator()(const POS::pos_label* a, const POS::pos_label* b) {
  83         return name_cmp(a->name, b->name, separator) < 0;
  84     }
  85 };
  86
  87 void
  88 POS::footer()
  89 {
  90     sort(todo.begin(), todo.end(), pos_label_ptr_cmp(separator));
  91     vector<pos_label*>::const_iterator i;
  92     for (i = todo.begin(); i != todo.end(); ++i) {
  93         fprintf(fh, "(%8.2f, %8.2f, %8.2f ) %s\n",
  94                 (*i)->x, (*i)->y, (*i)->z, (*i)->name);
  95     }
  96 }