source/engineer/routerpanel.cpp

   1 #include <msp/core/maputils.h>
   2 #include <msp/core/raii.h>
   3 #include <msp/gltk/button.h>
   4 #include <msp/gltk/column.h>
   5 #include "libr2c2/layout.h"
   6 #include "libr2c2/route.h"
   7 #include "libr2c2/trainrouter.h"
   8 #include "engineer.h"
   9 #include "routerpanel.h"
  10
  11 using namespace std;
  12 using namespace Msp;
  13 using namespace R2C2;
  14
  15 string route_name(const Route *const &route)
  16 {
  17         return route->get_name();
  18 }
  19
  20 RouterPanel::RouterPanel(Engineer &e, Train &t):
  21         engineer(e),
  22         train(t),
  23         routes(&route_name),
  24         updating(false),
  25         goto_pick(false),
  26         goto_target(0),
  27         goto_highlight(0)
  28 {
  29         Loader::WidgetMap widgets;
  30         DataFile::load(*this, "data/routerpanel.ui", widgets);
  31
  32         lbl_route = dynamic_cast<GLtk::Label *>(get_item(widgets, "lbl_route"));
  33         drp_routes = dynamic_cast<GLtk::Dropdown *>(get_item(widgets, "drp_routes"));
  34         drp_routes->set_data(routes);
  35         drp_routes->signal_item_selected.connect(sigc::mem_fun(this, &RouterPanel::route_selected));
  36
  37         dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_goto"))->signal_clicked.connect(sigc::mem_fun(this, &RouterPanel::goto_clicked));
  38
  39         const set<Route *> &lroutes = train.get_layout().get_all<Route>();
  40         for(set<Route *>::const_iterator i=lroutes.begin(); i!=lroutes.end(); ++i)
  41                 routes.append(*i);
  42
  43         TrainRouter *router = train.get_ai_of_type<TrainRouter>();
  44         if(!router)
  45                 router = new TrainRouter(train);
  46         update_route(router->get_route());
  47
  48         train.signal_ai_event.connect(sigc::mem_fun(this, &RouterPanel::ai_event));
  49 }
  50
  51 void RouterPanel::ai_event(TrainAI &, const TrainAI::Message &msg)
  52 {
  53         if(msg.type=="route-changed")
  54                 update_route(msg.value.value<const Route *>());
  55 }
  56
  57 void RouterPanel::update_route(const Route *route)
  58 {
  59         SetFlag setf(updating);
  60         if(route)
  61                 lbl_route->set_text(route->get_name());
  62         else
  63                 lbl_route->set_text("Free run");
  64         drp_routes->set_selected_index(routes.find(route));
  65 }
  66
  67 void RouterPanel::route_selected(unsigned index)
  68 {
  69         if(!updating)
  70         {
  71                 const Route *route = routes.get(index);
  72                 train.ai_message(TrainAI::Message("set-route", route));
  73         }
  74 }
  75
  76 void RouterPanel::goto_clicked()
  77 {
  78         goto_pick = true;
  79         signal_grab_pointer.emit();
  80 }
  81
  82 void RouterPanel::button_press(int x, int y, unsigned btn)
  83 {
  84         Panel::button_press(x, y, btn);
  85
  86         if(goto_pick)
  87         {
  88                 signal_ungrab_pointer.emit();
  89                 goto_pick = false;
  90
  91                 delete goto_highlight;
  92                 goto_highlight = 0;
  93
  94                 if(goto_target && btn==1)
  95                         train.ai_message(TrainAI::Message("set-destination-block", goto_target));
  96         }
  97 }
  98
  99 void RouterPanel::pointer_motion(int x, int y)
 100 {
 101         Panel::pointer_motion(x, y);
 102
 103         if(goto_pick)
 104         {
 105                 int rx = x;
 106                 int ry = y;
 107                 map_coords_to_ancestor(rx, ry, *find_ancestor<GLtk::Root>());
 108                 Ray ray = engineer.get_main_view().create_ray(rx, ry);
 109                 Track *track = engineer.get_layout().pick<Track>(ray);
 110                 if(track)
 111                 {
 112                         goto_target = &track->get_block();
 113                         delete goto_highlight;
 114                         goto_highlight = new TrackChain3D(engineer.get_layout_3d(), *goto_target);
 115                         goto_highlight->set_color(GL::Color(0.7));
 116                         goto_highlight->set_layer(2);
 117                 }
 118         }
 119 }