3 This file is part of the MSP Märklin suite
4 Copyright © 2006-2010 Mikkosoft Productions, Mikko Rasa
5 Distributed under the GPL
10 #include <msp/strings/formatter.h>
11 #include "libmarklin/tracktype.h"
13 #include "manipulator.h"
14 #include "selection.h"
17 using namespace Marklin;
20 Manipulator::Manipulator(Designer &d, Graphics::EventSource &es, Selection &s):
27 event_source.signal_button_press.connect(sigc::mem_fun(this, &Manipulator::button_press));
28 event_source.signal_pointer_motion.connect(sigc::mem_fun(this, &Manipulator::pointer_motion));
29 selection.signal_changed.connect(sigc::mem_fun(this, &Manipulator::selection_changed));
32 void Manipulator::start_move()
37 move_origin = gpointer;
42 void Manipulator::start_rotate()
47 rot_origin = atan2(gpointer.y-center.y, gpointer.x-center.x);
52 void Manipulator::start_elevate()
57 elev_origin = pointer_y;
62 void Manipulator::start_extend()
70 void Manipulator::duplicate()
75 list<Track *> new_tracks;
76 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
78 Track *track = new Track(designer.get_layout(), i->track->get_type());
79 track->set_position(i->track->get_position());
80 track->set_rotation(i->track->get_rotation());
81 new_tracks.push_back(track);
85 for(list<Track *>::iterator i=new_tracks.begin(); i!=new_tracks.end(); ++i)
87 selection.add_track(*i);
88 for(list<Track *>::iterator j=i; j!=new_tracks.end(); ++j)
90 (*i)->snap_to(**j, true);
94 void Manipulator::flatten()
99 if(tracks.empty()) return;
102 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
103 z += i->track->get_position().z+i->track->get_slope()/2;
106 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
108 Point p = i->track->get_position();
109 i->track->set_position(Point(p.x, p.y, z));
110 i->track->set_slope(0);
113 for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
119 void Manipulator::even_slope(bool smooth)
124 if(neighbors.size()!=2)
127 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
128 if(i->track->get_type().get_endpoints().size()!=2)
131 list<Track *> tracks2;
132 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
133 tracks2.push_back(i->track);
137 list<TrackOrder> order;
138 Track *cur = *neighbors.begin();
139 while(tracks2.size())
142 for(list<Track *>::iterator i=tracks2.begin(); i!=tracks2.end(); ++i)
144 const vector<Track *> &links = (*i)->get_links();
151 else if(links[1]==cur)
159 order.push_back(TrackOrder(cur, rev));
160 total_len += cur->get_type().get_total_length();
163 set<Track *>::iterator nb = neighbors.begin();
164 int epi = (*nb)->get_endpoint_by_link(*order.front().track);
165 float start_z = (*nb)->get_endpoint_position(epi).z;
167 epi = (*nb)->get_endpoint_by_link(*order.back().track);
168 float end_z = (*nb)->get_endpoint_position(epi).z;
172 float dir = (end_z>start_z)?1:-1;
174 while((end_z-start_z)*dir/total_len>cur_slope+0.025 && order.size()>2)
178 float dz = order.front().track->get_type().get_total_length()*dir*cur_slope;
179 set_slope(order.front(), start_z, dz);
181 total_len -= order.front().track->get_type().get_total_length();
182 order.erase(order.begin());
184 dz = order.back().track->get_type().get_total_length()*dir*cur_slope;
185 set_slope(order.back(), end_z-dz, dz);
187 total_len -= order.back().track->get_type().get_total_length();
188 order.erase(--order.end());
192 float cur_z = start_z;
193 for(list<TrackOrder>::iterator i=order.begin(); i!=order.end(); ++i)
195 float dz = i->track->get_type().get_total_length()*(end_z-start_z)/total_len;
196 set_slope(*i, cur_z, dz);
200 for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
206 void Manipulator::connect()
210 signal_status.emit("Exactly two tracks must be selected");
214 float limit = designer.get_layout().get_catalogue().get_gauge()/10;
216 Track *track1 = tracks.front().track;
219 Track *track2 = tracks.back().track;
222 for(unsigned i=0; i<track1->get_type().get_endpoints().size(); ++i)
224 if(track1->get_link(i))
227 pos1 = track1->get_endpoint_position(i);
228 dir1 = track1->get_endpoint_direction(i);
230 for(unsigned j=0; j<track2->get_type().get_endpoints().size(); ++j)
232 if(track2->get_link(j))
235 Point pos2 = track2->get_endpoint_position(j);
236 float dir2 = track2->get_endpoint_direction(j);
238 float dz = pos2.z-pos1.z;
242 float adiff = dir1+M_PI-dir2;
252 float dx = pos2.x-pos1.x;
253 float dy = pos2.y-pos1.y;
254 if(abs(dx*s-dy*c)>limit)
270 signal_status.emit("No aligned endpoints found");
274 vector<Track *> trks = create_straight(pos1, dir1, gap, limit);
278 signal_status.emit("No connection possible");
282 trks.front()->snap_to(*track1, true);
283 trks.back()->snap_to(*track2, true);
285 selection.replace(trks.begin(), trks.end());
288 void Manipulator::cancel()
294 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
296 i->track->set_position(Point(center.x+i->pos.x, center.y+i->pos.y, center.z+i->pos.z));
297 i->track->set_rotation(i->rot);
300 for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
303 for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
305 extend_tracks.clear();
309 signal_done.emit(false);
312 void Manipulator::button_press(int, int, unsigned btn, unsigned)
327 for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
328 for(vector<MTrack>::iterator j=tracks.begin(); j!=tracks.end(); ++j)
329 j->track->break_link(**i);
332 const set<Track *> <racks = designer.get_layout().get_tracks();
333 for(set<Track *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
336 for(vector<MTrack>::iterator j=tracks.begin(); (j!=tracks.end() && ok); ++j)
340 for(vector<MTrack>::iterator j=tracks.begin(); j!=tracks.end(); ++j)
341 j->track->snap_to(**i, true);
346 selection.replace(extend_tracks.begin(), extend_tracks.end());
347 extend_tracks.clear();
355 signal_done.emit(true);
359 void Manipulator::pointer_motion(int x, int y)
362 gpointer = designer.map_pointer_to_ground(x, event_source.get_height()-1-y);
366 Point delta(gpointer.x-move_origin.x, gpointer.y-move_origin.y, 0);
367 Point offset(center.x+delta.x, center.y+delta.y, center.z);
368 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
370 i->track->set_position(Point(offset.x+i->pos.x, offset.y+i->pos.y, offset.z+i->pos.z));
371 i->track->set_rotation(i->rot);
374 const set<Track *> <racks = designer.get_layout().get_tracks();
375 float limit = max(designer.get_layout().get_catalogue().get_gauge(),
376 designer.get_camera_controller().get_view_scale()*5/event_source.get_height());
378 for(set<Track *>::const_iterator i=ltracks.begin(); (i!=ltracks.end() && !snapped); ++i)
381 for(vector<MTrack>::iterator j=tracks.begin(); (j!=tracks.end() && ok); ++j)
385 for(vector<MTrack>::iterator j=tracks.begin(); (j!=tracks.end() && !snapped); ++j)
386 if(j->track->snap_to(**i, false, limit))
392 float da = snapped->track->get_rotation()-snapped->rot;
395 const Point &sp = snapped->track->get_position();
396 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
401 Point dp(i->pos.x-snapped->pos.x, i->pos.y-snapped->pos.y, 0);
402 i->track->set_position(Point(sp.x+c*dp.x-s*dp.y, sp.y+s*dp.x+c*dp.y, sp.z+i->pos.z-snapped->pos.z));
403 i->track->set_rotation(i->rot+da);
407 else if(mode==ROTATE)
409 float a = atan2(gpointer.y-center.y, gpointer.x-center.x);
410 angle += a-rot_origin;
413 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
415 float c = cos(angle);
416 float s = sin(angle);
417 i->track->set_position(Point(center.x+c*i->pos.x-s*i->pos.y, center.y+s*i->pos.x+c*i->pos.y, center.z+i->pos.z));
418 i->track->set_rotation(angle+i->rot);
421 else if(mode==ELEVATE)
423 float dz = (y-elev_origin)/1000.;
425 signal_status.emit(format("Elevation: %+.0fmm (%.0fmm)", dz*1000, (center.z+dz)*1000));
427 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
428 i->track->set_position(Point(center.x+i->pos.x, center.y+i->pos.y, center.z+i->pos.z+dz));
430 for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
433 else if(mode==EXTEND)
438 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
440 unsigned n_endpoints = i->track->get_type().get_endpoints().size();
441 for(unsigned j=0; j<n_endpoints; ++j)
443 if(i->track->get_link(j))
446 Point ep_pos = i->track->get_endpoint_position(j);
447 float ep_dir = i->track->get_endpoint_direction(j);
448 float c = cos(ep_dir);
449 float s = sin(ep_dir);
450 float dx = gpointer.x-ep_pos.x;
451 float dy = gpointer.y-ep_pos.y;
453 float len = dx*c+dy*s;
465 vector<Track *> trks = create_straight(pos, dir, length, max(length/500, 0.001f));
469 for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
471 extend_tracks = trks;
474 for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
475 length += (*i)->get_type().get_total_length();
477 signal_status.emit(format("Extend: %.0fmm", length*1000));
483 void Manipulator::selection_changed()
489 const set<Track *> &stracks = selection.get_tracks();
490 tracks.insert(tracks.end(), stracks.begin(), stracks.end());
496 void Manipulator::update_tracks()
499 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
501 unsigned n_endpoints = i->track->get_type().get_endpoints().size();
502 for(unsigned j=0; j<n_endpoints; ++j)
504 Point p = i->track->get_endpoint_position(j);
505 if(i==tracks.begin() && j==0)
509 minp.x = min(minp.x, p.x);
510 maxp.x = max(maxp.x, p.x);
511 minp.y = min(minp.y, p.y);
512 maxp.y = max(maxp.y, p.y);
513 minp.z = min(minp.z, p.z);
518 center = Point((minp.x+maxp.x)/2, (minp.y+maxp.y)/2, minp.z);
519 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
521 const Point &tp = i->track->get_position();
522 i->pos = Point(tp.x-center.x, tp.y-center.y, tp.z-center.z);
523 i->rot = i->track->get_rotation();
527 void Manipulator::update_neighbors()
530 for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
532 const vector<Track *> &links = i->track->get_links();
533 for(vector<Track *>::const_iterator j=links.begin(); j!=links.end(); ++j)
537 if(neighbors.count(*j))
541 for(vector<MTrack>::iterator k=tracks.begin(); (k!=tracks.end() && ok); ++k)
545 neighbors.insert(*j);
550 void Manipulator::set_slope(TrackOrder &track, float z, float dz)
552 const Point &p = track.track->get_position();
555 track.track->set_position(Point(p.x, p.y, z+dz));
556 track.track->set_slope(-dz);
560 track.track->set_position(Point(p.x, p.y, z));
561 track.track->set_slope(dz);
565 vector<Track *> Manipulator::create_straight(const Marklin::Point &start, float dir, float length, float limit)
567 const Catalogue::TrackMap &track_types = designer.get_catalogue().get_tracks();
568 std::map<float, const TrackType *> types_by_length;
569 unsigned preference = 0;
570 for(Catalogue::TrackMap::const_iterator i=track_types.begin(); i!=track_types.end(); ++i)
572 const vector<TrackPart> &parts = i->second->get_parts();
575 if(parts.front().is_curved() || parts.front().is_dead_end())
578 types_by_length[parts.front().get_length()] = i->second;
579 preference = max(preference, i->second->get_autofit_preference());
582 vector<float> lengths;
587 for(map<float, const TrackType *>::iterator i=types_by_length.end(); i!=types_by_length.begin(); )
590 if(i->second->get_autofit_preference()<preference)
592 if((!removed || i->first<removed) && i->first<length+limit)
594 unsigned n = static_cast<unsigned>((length+limit)/i->first);
595 lengths.insert(lengths.end(), n, i->first);
596 length -= n*i->first;
616 length += lengths.back();
617 removed = lengths.back();
621 vector<Track *> trks;
628 for(vector<float>::iterator i=lengths.begin(); i!=lengths.end(); ++i)
630 map<float, const TrackType *>::iterator j = types_by_length.find(*i);
631 if(j==types_by_length.end())
632 throw LogicError("Internal error");
634 Track *track = new Track(designer.get_layout(), *j->second);
635 track->set_position(pos);
636 track->set_rotation(dir);
639 track->snap_to(*trks.back(), true);
640 trks.push_back(track);
651 Manipulator::MTrack::MTrack(Track *t):
653 pos(track->get_position()),
654 rot(track->get_rotation())