source/engineer/routeselect.cpp

   1 #include <msp/gltk/label.h>
   2 #include "engineer.h"
   3 #include "libr2c2/route.h"
   4 #include "libr2c2/trainrouter.h"
   5 #include "routeselect.h"
   6
   7 using namespace std;
   8 using namespace Msp;
   9 using namespace R2C2;
  10
  11 RouteSelect::RouteSelect(Engineer &e, Train &t):
  12         engineer(e),
  13         train(t)
  14 {
  15         set_size(200, 95);
  16
  17         GLtk::Label *label;
  18         add(*(label = new GLtk::Label("Select route")));
  19         label->set_geometry(GLtk::Geometry(10, geom.h-25, geom.w-20, 20));
  20
  21         add(*(drp_route = new GLtk::Dropdown));
  22         drp_route->set_geometry(GLtk::Geometry(10, geom.h-50, geom.w-20, 20));
  23         drp_route->append("(none)");
  24         drp_route->set_selected_index(0);
  25
  26         const Route *current_route = 0;
  27         if(TrainRouter *router = dynamic_cast<TrainRouter *>(train.get_tagged_ai("router")))
  28                 current_route = router->get_route();
  29
  30         const set<Route *> &routes = engineer.get_layout().get_routes();
  31         unsigned n = 1;
  32         for(set<Route *>::const_iterator i=routes.begin(); i!=routes.end(); ++i)
  33                 if(!(*i)->is_temporary())
  34                 {
  35                         drp_route->append((*i)->get_name());
  36                         if(*i==current_route)
  37                                 drp_route->set_selected_index(n);
  38                         ++n;
  39                 }
  40 }
  41
  42 void RouteSelect::on_ok_clicked()
  43 {
  44         if(drp_route->get_selected_index()>0)
  45         {
  46                 const set<Route *> &routes = engineer.get_layout().get_routes();
  47                 set<Route *>::const_iterator i = routes.begin();
  48                 unsigned n = drp_route->get_selected_index()-1;
  49                 while(i!=routes.end())
  50                 {
  51                         if(!(*i)->is_temporary())
  52                         {
  53                                 if(!n)
  54                                         break;
  55                                 --n;
  56                         }
  57                         ++i;
  58                 }
  59
  60                 train.ai_message(TrainAI::Message("set-route", *i));
  61         }
  62         else
  63                 train.ai_message(TrainAI::Message("clear-route"));
  64 }