/* $Id$
This file is part of the MSP Märklin suite
-Copyright © 2006-2009 Mikkosoft Productions, Mikko Rasa
+Copyright © 2006-2010 Mikkosoft Productions, Mikko Rasa
Distributed under the GPL
*/
+#include <algorithm>
#include <msp/core/refptr.h>
#include <msp/datafile/parser.h>
#include <msp/datafile/writer.h>
+#include <msp/io/print.h>
+#include <msp/time/utils.h>
+#include "block.h"
#include "catalogue.h"
+#include "driver.h"
#include "layout.h"
+#include "route.h"
+#include "track.h"
#include "tracktype.h"
+#include "train.h"
+#include "vehicletype.h"
using namespace std;
using namespace Msp;
namespace Marklin {
-Layout::Layout(const Catalogue &c):
- catalogue(c)
-{ }
+Layout::Layout(Catalogue &c, Driver *d):
+ catalogue(c),
+ driver(d),
+ next_turnout_id(0x800)
+{
+ if(driver)
+ driver->signal_sensor.connect(sigc::mem_fun(this, &Layout::sensor_event));
+}
Layout::~Layout()
{
- for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
- delete *i;
+ delete driver;
+ while(!trains.empty())
+ delete trains.begin()->second;
+ while(!routes.empty())
+ delete *routes.begin();
+ while(!tracks.empty())
+ delete *tracks.begin();
+ while(!blocks.empty())
+ delete *blocks.begin();
+}
+
+Driver &Layout::get_driver() const
+{
+ if(!driver)
+ throw InvalidState("No driver");
+ return *driver;
}
void Layout::add_track(Track &t)
{
if(tracks.insert(&t).second)
+ {
+ create_blocks();
signal_track_added.emit(t);
+ }
}
void Layout::remove_track(Track &t)
{
if(tracks.erase(&t))
+ {
+ create_blocks(t);
signal_track_removed.emit(t);
+ }
+}
+
+unsigned Layout::allocate_turnout_id(bool dbl)
+{
+ set<unsigned> used_ids;
+ for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+ if((*i)->get_turnout_id())
+ used_ids.insert((*i)->get_turnout_id());
+
+ unsigned result = next_turnout_id;
+ while(used_ids.count(result) || (dbl && used_ids.count(result+1)))
+ ++result;
+ next_turnout_id = result+1+dbl;
+
+ return result;
+}
+
+void Layout::add_block(Block &b)
+{
+ blocks.insert(&b);
+}
+
+Block &Layout::get_block(unsigned id) const
+{
+ for(set<Block *>::const_iterator i=blocks.begin(); i!=blocks.end(); ++i)
+ if((*i)->get_id()==id)
+ return **i;
+
+ throw KeyError("Unknown block", lexical_cast(id));
+}
+
+void Layout::create_blocks()
+{
+ set<Track *> used_tracks;
+ for(set<Block *>::const_iterator i=blocks.begin(); i!=blocks.end(); ++i)
+ {
+ const set<Track *> &btracks = (*i)->get_tracks();
+ used_tracks.insert(btracks.begin(), btracks.end());
+ }
+
+ for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+ if(used_tracks.count(*i)==0)
+ {
+ Block *block = new Block(*this, **i);
+ used_tracks.insert(block->get_tracks().begin(), block->get_tracks().end());
+ }
+
+ for(set<Block *>::iterator i=blocks.begin(); i!=blocks.end(); ++i)
+ for(set<Block *>::iterator j=i; j!=blocks.end(); ++j)
+ if(j!=i)
+ (*i)->check_link(**j);
+}
+
+void Layout::create_blocks(Track &track)
+{
+ /* Must collect the blocks in a set first while all tracks are still
+ guaranteed to have blocks and to avoid duplicate deletes */
+ set<Block *> del_blocks;
+
+ del_blocks.insert(&track.get_block());
+
+ const vector<Track *> &links = track.get_links();
+ for(vector<Track *>::const_iterator i=links.begin(); i!=links.end(); ++i)
+ if(*i)
+ del_blocks.insert(&(*i)->get_block());
+
+ for(set<Block *>::iterator i=del_blocks.begin(); i!=del_blocks.end(); ++i)
+ delete *i;
+
+ create_blocks();
+}
+
+void Layout::remove_block(Block &b)
+{
+ blocks.erase(&b);
}
void Layout::add_route(Route &r)
{
- if(routes.count(r.get_name()))
- throw KeyError("Duplicate route name");
- routes[r.get_name()] = &r;
- signal_route_added.emit(r);
+ if(routes.insert(&r).second)
+ signal_route_added.emit(r);
}
Route &Layout::get_route(const string &name) const
{
- map<string, Route *>::const_iterator i = routes.find(name);
- if(i==routes.end())
- throw KeyError("Unknown route", name);
- return *i->second;
+ for(set<Route *>::const_iterator i=routes.begin(); i!=routes.end(); ++i)
+ if((*i)->get_name()==name)
+ return **i;
+ throw KeyError("Unknown route", name);
+}
+
+void Layout::update_routes()
+{
+ for(set<Route *>::iterator i=routes.begin(); i!=routes.end(); ++i)
+ (*i)->update_turnouts();
}
void Layout::remove_route(Route &r)
{
- if(routes.erase(r.get_name()))
+ if(routes.erase(&r))
signal_route_removed.emit(r);
}
+void Layout::add_train(Train &t)
+{
+ if(trains.count(t.get_address()))
+ throw KeyError("Duplicate train address", lexical_cast(t.get_address()));
+
+ trains[t.get_address()] = &t;
+ signal_train_added.emit(t);
+}
+
+Train &Layout::get_train(unsigned addr) const
+{
+ map<unsigned, Train *>::const_iterator i = trains.find(addr);
+ if(i==trains.end())
+ throw KeyError("Unknown train", lexical_cast(addr));
+ return *i->second;
+}
+
+void Layout::remove_train(Train &t)
+{
+ if(trains.erase(t.get_address()))
+ signal_train_removed.emit(t);
+}
+
+void Layout::add_vehicle(Vehicle &v)
+{
+ if(vehicles.insert(&v).second)
+ signal_vehicle_added.emit(v);
+}
+
+void Layout::remove_vehicle(Vehicle &v)
+{
+ if(vehicles.erase(&v))
+ signal_vehicle_removed.emit(v);
+}
+
+void Layout::tick()
+{
+ if(driver)
+ driver->tick();
+
+ Time::TimeStamp t = Time::now();
+ Time::TimeDelta dt;
+ if(last_tick)
+ dt = t-last_tick;
+ last_tick = t;
+
+ for(map<unsigned, Train *>::iterator i=trains.begin(); i!=trains.end(); ++i)
+ i->second->tick(t, dt);
+}
+
+void Layout::emergency(const string &msg)
+{
+ if(driver)
+ driver->halt(true);
+ IO::print("Emergency: %s\n", msg);
+ signal_emergency.emit(msg);
+}
+
void Layout::save(const string &fn)
{
IO::BufferedFile out(fn, IO::M_WRITE);
writer.write(st);
}
- for(map<string, Route *>::iterator i=routes.begin(); i!=routes.end(); ++i)
+ for(set<Route *>::iterator i=routes.begin(); i!=routes.end(); ++i)
{
+ if((*i)->is_temporary())
+ continue;
+
DataFile::Statement st("route");
- st.append(i->first);
- i->second->save(st.sub);
+ (*i)->save(st.sub);
writer.write(st);
}
}
-void Layout::check_links()
+void Layout::save_trains(const string &fn)
{
- for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
- (*i)->break_links();
+ IO::BufferedFile out(fn, IO::M_WRITE);
+ DataFile::Writer writer(out);
- list<Track *> flext;
- for(set<Track *>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
+ for(map<unsigned, Train *>::const_iterator i=trains.begin(); i!=trains.end(); ++i)
{
- if((*i)->get_flex())
- flext.push_back(*i);
- else
- {
- for(set<Track *>::iterator j=i; j!=tracks.end(); ++j)
- if(j!=i)
- (*i)->snap_to(**j, true);
- }
+ DataFile::Statement st("train");
+ st.append(i->second->get_locomotive_type().get_article_number());
+ st.append(i->second->get_address());
+ st.append(i->second->get_protocol());
+ i->second->save(st.sub);
+ writer.write(st);
}
-
- for(list<Track *>::iterator i=flext.begin(); i!=flext.end(); ++i)
- for(set<Track *>::iterator j=tracks.begin(); j!=tracks.end(); ++j)
- if(*j!=*i)
- (*i)->snap_to(**j, true);
}
-void Layout::check_routes()
+void Layout::sensor_event(unsigned addr, bool state)
{
- for(map<string, Route *>::iterator i=routes.begin(); i!=routes.end(); ++i)
+ if(state)
{
- /* We must copy the turnout map, since adding tracks to the route will
- (temporarily) mess it up */
- const map<unsigned, int> turnouts = i->second->get_turnouts();
-
- // Find any turnout in the route
- Track *track = 0;
- unsigned trk_path = 0;
- for(set<Track *>::const_iterator j=tracks.begin(); j!=tracks.end(); ++j)
- {
- map<unsigned, int>::const_iterator k = turnouts.find((*j)->get_turnout_id());
- if(k!=turnouts.end())
+ for(set<Block *>::iterator i=blocks.begin(); i!=blocks.end(); ++i)
+ if((*i)->get_sensor_id()==addr)
{
- track = *j;
- trk_path = k->second;
+ if(!(*i)->get_train())
+ emergency(format("Unreserved sensor %d triggered", addr));
break;
}
- }
-
- if(!track)
- continue;
-
- // Find an applicable endpoint
- const vector<Endpoint> &eps = track->get_type().get_endpoints();
- unsigned ep = 0;
- for(unsigned j=0; j<eps.size(); ++j)
- if(eps[j].paths&(1<<trk_path))
- {
- ep = j;
- break;
- }
-
- Track *start = 0;
- while(1)
- {
- // Traverse the track and get the next one
- unsigned out_ep = track->traverse(ep, trk_path);
- Track *next = track->get_links()[out_ep];
- if(!next || next == start)
- break;
-
- ep = next->get_endpoint_by_link(*track);
- if(next->get_type().get_n_paths()>1)
- {
- // Select correct path across the turnout, or break if we hit an unknown turnout
- map<unsigned, int>::const_iterator j = turnouts.find(next->get_turnout_id());
- if(j==turnouts.end())
- break;
- trk_path = j->second;
- }
- else
- {
- trk_path = 0;
-
- /* Start adding tracks when we find the first non-turnout. This
- prevents the occurrence of ambiguities while adding the tracks */
- if(!start)
- start = next;
- }
-
- if(start)
- i->second->add_track(*next);
-
- track = next;
- }
}
}
Layout::Loader::Loader(Layout &l):
- DataFile::BasicLoader<Layout>(l)
+ DataFile::BasicLoader<Layout>(l),
+ new_tracks(false)
{
add("base", &Layout::base);
- add("route", &Loader::route);
- add("track", &Loader::track);
+ add("route", static_cast<void (Loader::*)()>(&Loader::route));
+ add("route", static_cast<void (Loader::*)(const string &)>(&Loader::route));
+ add("track", static_cast<void (Loader::*)(unsigned)>(&Loader::track));
+ add("track", static_cast<void (Loader::*)(ArticleNumber)>(&Loader::track));
+ add("train", static_cast<void (Loader::*)(unsigned, unsigned, const std::string &)>(&Loader::train));
+ add("train", static_cast<void (Loader::*)(ArticleNumber, unsigned, const std::string &)>(&Loader::train));
}
void Layout::Loader::finish()
{
- obj.check_links();
- obj.check_routes();
-
for(set<Track *>::iterator i=obj.tracks.begin(); i!=obj.tracks.end(); ++i)
(*i)->check_slope();
}
+void Layout::Loader::route()
+{
+ Route *rte = new Route(obj);
+ load_sub(*rte);
+}
+
void Layout::Loader::route(const string &n)
{
- RefPtr<Route> rte = new Route(obj, n);
+ Route *rte = new Route(obj);
+ rte->set_name(n);
load_sub(*rte);
- obj.add_route(*rte.release());
}
void Layout::Loader::track(unsigned art_nr)
{
- TrackType &type = obj.catalogue.get_track(art_nr);
+ track(ArticleNumber(art_nr));
+}
- RefPtr<Track> trk = new Track(type);
+void Layout::Loader::track(ArticleNumber art_nr)
+{
+ Track *trk = new Track(obj, obj.catalogue.get_track(art_nr));
load_sub(*trk);
- obj.add_track(*trk.release());
+ new_tracks = true;
+ for(set<Track *>::iterator i=obj.tracks.begin(); i!=obj.tracks.end(); ++i)
+ if(*i!=trk)
+ trk->snap_to(**i, true);
+}
+
+void Layout::Loader::train(unsigned art_nr, unsigned addr, const std::string &proto)
+{
+ train(ArticleNumber(art_nr), addr, proto);
+}
+
+void Layout::Loader::train(ArticleNumber art_nr, unsigned addr, const std::string &proto)
+{
+ Train *trn = new Train(obj, obj.catalogue.get_vehicle(art_nr), addr, proto);
+ load_sub(*trn);
}
} // namespace Marklin
projects / r2c2.git / blobdiff