1 #include <msp/strings/format.h>
2 #include "libr2c2/articlenumber.h"
4 #include "extendtool.h"
10 ExtendTool::ExtendTool(Designer &d, Input::Keyboard &k, Input::Mouse &m, const set<Object *> &objects):
13 for(set<Object *>::const_iterator i=objects.begin(); i!=objects.end(); ++i)
14 if(Track *t = dynamic_cast<Track *>(*i))
16 unsigned nls = t->get_n_link_slots();
17 for(unsigned j=0; j<nls; ++j)
19 unlinked_endpoints.push_back(TrackIter(t, j));
22 if(unlinked_endpoints.empty())
25 set_status("No free endpoints");
29 ExtendTool::~ExtendTool()
33 for(vector<R2C2::Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
38 void ExtendTool::connect()
40 float limit = designer.get_layout().get_catalogue().get_gauge()/10;
42 Track *start_track = 0;
47 for(vector<TrackIter>::const_iterator i=unlinked_endpoints.begin(); i!=unlinked_endpoints.end(); ++i)
49 start_sn = (*i)->get_snap_node(i->entry());
51 for(vector<TrackIter>::const_iterator j=i; ++j!=unlinked_endpoints.end(); )
53 Snap end_sn = (*j)->get_snap_node(j->entry());
55 float dz = end_sn.position.z-start_sn.position.z;
59 Angle adiff = wrap_balanced(start_sn.rotation+Angle::half_turn()-end_sn.rotation);
60 if(abs(adiff).radians()>0.01)
63 Vector delta = rotated_vector(end_sn.position-start_sn.position, -start_sn.rotation);
64 if(abs(delta.y)>limit)
80 set_status("No aligned endpoints found");
84 extend_tracks = create_straight(start_sn.position, start_sn.rotation, gap, limit);
86 if(extend_tracks.empty())
88 set_status("No connection possible");
92 extend_tracks.front()->link_to(*start_track);
93 extend_tracks.back()->link_to(*end_track);
98 void ExtendTool::pointer_motion()
104 for(vector<TrackIter>::const_iterator i=unlinked_endpoints.begin(); i!=unlinked_endpoints.end(); ++i)
106 Snap sn = (*i)->get_snap_node(i->entry());
107 Vector delta = rotated_vector(ground_pointer-sn.position, -sn.rotation);
119 vector<Track *> trks = create_straight(pos, dir, length, max(length/500, 0.001f));
123 for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
125 extend_tracks = trks;
127 map<ArticleNumber, unsigned> counts;
129 for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
131 length += (*i)->get_type().get_total_length();
132 ++counts[(*i)->get_type().get_article_number()];
136 for(map<ArticleNumber, unsigned>::const_iterator i=counts.begin(); i!=counts.end(); ++i)
140 detail += format("%dx %s", i->second, i->first);
143 signal_status.emit(format("Extend: %.0fmm (%s)", length*1000, detail));
148 void ExtendTool::finish()
150 for(vector<TrackIter>::const_iterator i=unlinked_endpoints.begin(); i!=unlinked_endpoints.end(); ++i)
151 if(extend_tracks.front()->link_to(**i))
155 vector<Track *> ExtendTool::create_straight(const Vector &start, const Angle &dir, float length, float limit)
157 const Catalogue::TrackMap &track_types = designer.get_catalogue().get_tracks();
158 map<float, const TrackType *> types_by_length;
159 unsigned preference = 0;
160 for(Catalogue::TrackMap::const_iterator i=track_types.begin(); i!=track_types.end(); ++i)
162 const vector<TrackPart> &parts = i->second->get_parts();
165 if(parts.front().is_curved() || parts.front().is_dead_end())
168 types_by_length[parts.front().get_length()] = i->second;
169 preference = max(preference, i->second->get_autofit_preference());
172 vector<float> lengths;
177 for(map<float, const TrackType *>::iterator i=types_by_length.end(); i!=types_by_length.begin(); )
180 if(i->second->get_autofit_preference()<preference)
182 if((!removed || i->first<removed) && i->first<length+limit)
184 unsigned n = static_cast<unsigned>((length+limit)/i->first);
185 lengths.insert(lengths.end(), n, i->first);
186 length -= n*i->first;
206 length += lengths.back();
207 removed = lengths.back();
211 vector<Track *> trks;
216 Transform trans = Transform::rotation(dir, Vector(0, 0, 1));
217 for(vector<float>::iterator i=lengths.begin(); i!=lengths.end(); ++i)
219 Track *track = new Track(designer.get_layout(), *get_item(types_by_length, *i));
220 track->set_position(pos);
221 track->set_rotation(dir);
224 track->link_to(*trks.back());
225 trks.push_back(track);
227 pos += trans.transform(Vector(*i, 0, 0));
234 void ExtendTool::update_selection(Selection &sel) const
237 sel.replace(extend_tracks.begin(), extend_tracks.end());