source/libmarklin/layout.cpp

   1 /* $Id$
   2
   3 This file is part of the MSP Märklin suite
   4 Copyright © 2006-2008 Mikkosoft Productions, Mikko Rasa
   5 Distributed under the GPL
   6 */
   7
   8 #include <fstream>
   9 #include <msp/core/refptr.h>
  10 #include <msp/datafile/parser.h>
  11 #include "catalogue.h"
  12 #include "layout.h"
  13 #include "tracktype.h"
  14
  15 using namespace std;
  16 using namespace Msp;
  17
  18 namespace Marklin {
  19
  20 Layout::Layout(Catalogue &c):
  21         catalogue(c)
  22 { }
  23
  24 Layout::~Layout()
  25 {
  26         for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
  27                 delete *i;
  28 }
  29
  30 void Layout::add_track(Track &t)
  31 {
  32         if(tracks.insert(&t).second)
  33                 signal_track_added.emit(t);
  34 }
  35
  36 void Layout::remove_track(Track &t)
  37 {
  38         if(tracks.count(&t))
  39         {
  40                 tracks.erase(&t);
  41                 signal_track_removed.emit(t);
  42         }
  43 }
  44
  45 void Layout::check_links()
  46 {
  47         for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
  48                 (*i)->break_links();
  49
  50         for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
  51                 for(set<Track *>::iterator j=i; j!=tracks.end(); ++j)
  52                         if(j!=i)
  53                                 (*i)->snap_to(**j, true);
  54 }
  55
  56 void Layout::load(const string &fn)
  57 {
  58         IO::File in(fn);
  59         IO::Buffered inb(in);
  60
  61         filename=fn;
  62         DataFile::Parser parser(inb, fn);
  63         Loader loader(*this);
  64         loader.load(parser);
  65
  66         check_links();
  67
  68         for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
  69                 (*i)->check_slope();
  70 }
  71
  72 int Layout::save(const string &fn)
  73 {
  74         ofstream out(fn.c_str());
  75         if(!out) return -1;
  76
  77         filename=fn;
  78
  79         if(!base.empty())
  80                 out<<"base \""<<base<<"\";\n";
  81         for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
  82         {
  83                 out<<"track "<<(*i)->get_type().get_article_number()<<"\n{\n";
  84                 const Point &p=(*i)->get_position();
  85                 out<<"\tposition "<<p.x<<' '<<p.y<<' '<<p.z<<";\n";
  86                 out<<"\trotation "<<(*i)->get_rotation()<<";\n";
  87                 out<<"\tslope "<<(*i)->get_slope()<<";\n";
  88
  89                 unsigned id=(*i)->get_turnout_id();
  90                 if(id)
  91                         out<<"\tturnout_id "<<id<<";\n";
  92
  93                 id=(*i)->get_sensor_id();
  94                 if(id)
  95                         out<<"\tsensor_id "<<id<<";\n";
  96
  97                 if((*i)->get_flex())
  98                         out<<"\tflex true;\n";
  99
 100                 out<<"};\n";
 101         }
 102
 103         return 0;
 104 }
 105
 106
 107 Layout::Loader::Loader(Layout &l):
 108         layout(l)
 109 {
 110         add("base",  &Layout::base);
 111         add("track", &Loader::track);
 112 }
 113
 114 void Layout::Loader::track(unsigned art_nr)
 115 {
 116         TrackType &type=layout.catalogue.get_track(art_nr);
 117
 118         RefPtr<Track> trk=new Track(type);
 119         load_sub(*trk);
 120         layout.add_track(*trk.release());
 121 }
 122
 123 } // namespace Marklin