- else if(mode==EXTEND)
- {
- Vector pos;
- Angle dir;
- float length = 0;
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- unsigned nls = i->object->get_n_link_slots();
- for(unsigned j=0; j<nls; ++j)
- {
- if(i->object->get_link(j))
- continue;
-
- Snap sn = i->object->get_snap_node(j);
- Vector delta = rotated_vector(gpointer-sn.position, -sn.rotation);
-
- if(delta.x<length)
- continue;
-
- pos = sn.position;
- dir = sn.rotation;
- length = delta.x;
- }
- }
-
- if(length)
- {
- vector<Track *> trks = create_straight(pos, dir, length, max(length/500, 0.001f));
-
- if(!trks.empty())
- {
- for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
- delete *i;
- extend_tracks = trks;
-
- map<ArticleNumber, unsigned> counts;
- length = 0;
- for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
- {
- length += (*i)->get_type().get_total_length();
- ++counts[(*i)->get_type().get_article_number()];
- }
-
- string detail;
- for(map<ArticleNumber, unsigned>::const_iterator i=counts.begin(); i!=counts.end(); ++i)
- {
- if(!detail.empty())
- detail += ", ";
- detail += format("%dx %s", i->second, i->first);
- }
-
- signal_status.emit(format("Extend: %.0fmm (%s)", length*1000, detail));
- }
- }
- }
-}
-
-void Manipulator::selection_changed()
-{
- if(mode)
- cancel();
-
- objects.clear();
- set<Object *> pending = selection.get_objects();
- while(!pending.empty())
- {
- for(set<Object *>::iterator i=pending.begin(); i!=pending.end(); )
- {
- if((*i)->get_parent() && pending.count((*i)->get_parent()))
- ++i;
- else
- {
- objects.push_back(*i);
- pending.erase(i++);
- }
- }
- }
-
- update_neighbors();
- update_objects();
-}
-
-void Manipulator::update_objects()
-{
- Vector minp, maxp;
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- // XXX Use generic bounding box when it is implemented
- if(Track *track = dynamic_cast<Track *>(i->object))
- {
- unsigned n_endpoints = track->get_type().get_endpoints().size();
- for(unsigned j=0; j<n_endpoints; ++j)
- {
- Vector p = track->get_snap_node(j).position;
- if(i==objects.begin() && j==0)
- minp = maxp = p;
- else
- {
- minp.x = min(minp.x, p.x);
- maxp.x = max(maxp.x, p.x);
- minp.y = min(minp.y, p.y);
- maxp.y = max(maxp.y, p.y);
- minp.z = min(minp.z, p.z);
- }
- }
- }
- else
- {
- const Vector &p = i->object->get_position();
- minp.x = min(minp.x, p.x);
- maxp.x = max(maxp.x, p.x);
- minp.y = min(minp.y, p.y);
- maxp.y = max(maxp.y, p.y);
- minp.z = min(minp.z, p.z);
- }
- }
-
- center = (minp+maxp)/2.0f;
- center.z = minp.z;
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- i->pos = i->object->get_position()-center;
- i->rot = i->object->get_rotation();
- }
-}
-
-void Manipulator::update_neighbors()
-{
- neighbors.clear();
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- unsigned nls = i->object->get_n_link_slots();
- for(unsigned j=0; j<nls; ++j)
- {
- Object *linked = i->object->get_link(j);
- if(!linked)
- continue;
- if(neighbors.count(linked))
- continue;
-
- bool ok = true;
- for(vector<MObject>::iterator k=objects.begin(); (k!=objects.end() && ok); ++k)
- ok = (k->object!=linked);
-
- if(ok)
- neighbors.insert(linked);
- }
- }
-}
-
-void Manipulator::set_slope(TrackOrder &track, float z, float dz)
-{
- const Vector &p = track.track->get_position();
- if(track.rev)
- {
- track.track->set_position(Vector(p.x, p.y, z+dz));
- track.track->set_slope(-dz);
- }
- else
- {
- track.track->set_position(Vector(p.x, p.y, z));
- track.track->set_slope(dz);
- }
-}
-
-vector<Track *> Manipulator::create_straight(const R2C2::Vector &start, const Angle &dir, float length, float limit)
-{
- const Catalogue::TrackMap &track_types = designer.get_catalogue().get_tracks();
- std::map<float, const TrackType *> types_by_length;
- unsigned preference = 0;
- for(Catalogue::TrackMap::const_iterator i=track_types.begin(); i!=track_types.end(); ++i)
- {
- const vector<TrackPart> &parts = i->second->get_parts();
- if(parts.size()!=1)
- continue;
- if(parts.front().is_curved() || parts.front().is_dead_end())
- continue;
-
- types_by_length[parts.front().get_length()] = i->second;
- preference = max(preference, i->second->get_autofit_preference());
- }
-
- vector<float> lengths;
- float removed = 0;
- while(length>limit)
- {
- bool found = false;
- for(map<float, const TrackType *>::iterator i=types_by_length.end(); i!=types_by_length.begin(); )
- {
- --i;
- if(i->second->get_autofit_preference()<preference)
- continue;
- if((!removed || i->first<removed) && i->first<length+limit)
- {
- unsigned n = static_cast<unsigned>((length+limit)/i->first);
- lengths.insert(lengths.end(), n, i->first);
- length -= n*i->first;
- found = true;
- break;
- }
- }
-
- if(found)
- continue;
-
- if(lengths.empty())
- {
- if(preference>0)
- {
- --preference;
- removed = 0;
- continue;
- }
- break;
- }
-
- length += lengths.back();
- removed = lengths.back();
- lengths.pop_back();
- }
-
- vector<Track *> trks;
-
- if(!lengths.empty())
- {
- Vector pos = start;
- Transform trans = Transform::rotation(dir, Vector(0, 0, 1));
- for(vector<float>::iterator i=lengths.begin(); i!=lengths.end(); ++i)
- {
- Track *track = new Track(designer.get_layout(), *get_item(types_by_length, *i));
- track->set_position(pos);
- track->set_rotation(dir);
-
- if(!trks.empty())
- track->link_to(*trks.back());
- trks.push_back(track);
-
- pos += trans.transform(Vector(*i, 0, 0));
- }
- }
-
- return trks;