-void Manipulator::axis_motion(unsigned axis, float value, float)
-{
- if(axis==0)
- pointer.x = value;
- else if(axis==1)
- pointer.y = value;
- gpointer = designer.map_pointer_to_ground(pointer);
-
- if(mode==MOVE)
- {
- Vector delta(gpointer.x-move_origin.x, gpointer.y-move_origin.y, 0);
- Vector offset(center.x+delta.x, center.y+delta.y, center.z);
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- i->object->set_position(Vector(offset.x+i->pos.x, offset.y+i->pos.y, offset.z+i->pos.z));
- i->object->set_rotation(i->rot);
- }
-
- const set<Track *> <racks = designer.get_layout().get_tracks();
- float limit = max(designer.get_layout().get_catalogue().get_gauge(),
- designer.get_camera_controller().get_view_scale()/100.0f);
- MObject *snapped = 0;
- for(set<Track *>::const_iterator i=ltracks.begin(); (i!=ltracks.end() && !snapped); ++i)
- {
- bool ok = true;
- for(vector<MObject>::iterator j=objects.begin(); (j!=objects.end() && ok); ++j)
- ok = (j->object!=*i);
- if(!ok)
- continue;
-
- for(vector<MObject>::iterator j=objects.begin(); (j!=objects.end() && !snapped); ++j)
- if(j->object->snap_to(**i, limit))
- snapped = &*j;
- }
-
- if(snapped)
- {
- float da = snapped->object->get_rotation()-snapped->rot;
- float c = cos(da);
- float s = sin(da);
- const Vector &sp = snapped->object->get_position();
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- if(&*i==snapped)
- continue;
-
- Vector dp(i->pos.x-snapped->pos.x, i->pos.y-snapped->pos.y, 0);
- i->object->set_position(Vector(sp.x+c*dp.x-s*dp.y, sp.y+s*dp.x+c*dp.y, sp.z+i->pos.z-snapped->pos.z));
- i->object->set_rotation(i->rot+da);
- }
- }
- }
- else if(mode==ROTATE)
- {
- float a = atan2(gpointer.y-center.y, gpointer.x-center.x);
- angle += a-rot_origin;
- rot_origin = a;
-
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- float c = cos(angle);
- float s = sin(angle);
- i->object->set_position(Vector(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));
- i->object->set_rotation(angle+i->rot);
- }
- }
- else if(mode==ELEVATE && axis==1)
- {
- float dz = pointer.y-elev_origin;
-
- signal_status.emit(format("Elevation: %+.0fmm (%.0fmm)", dz*1000, (center.z+dz)*1000));
-
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- i->object->set_position(Vector(center.x+i->pos.x, center.y+i->pos.y, center.z+i->pos.z+dz));
- }
- else if(mode==EXTEND)
- {
- Vector pos;
- float dir = 0;
- 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);
- float c = cos(sn.rotation);
- float s = sin(sn.rotation);
- float dx = gpointer.x-sn.position.x;
- float dy = gpointer.y-sn.position.y;
-
- float len = dx*c+dy*s;
- if(len<length)
- continue;
-
- pos = sn.position;
- dir = sn.rotation;
- length = len;
- }
- }
-
- 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 = Vector((minp.x+maxp.x)/2, (minp.y+maxp.y)/2, minp.z);
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- const Vector &p = i->object->get_position();
- i->pos = Vector(p.x-center.x, p.y-center.y, p.z-center.z);
- i->rot = i->object->get_rotation();
- }
-}
-
-void Manipulator::update_neighbors()
-{
- neighbors.clear();
- for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
- {
- Track *track = dynamic_cast<Track *>(i->object);
- if(!track)
- continue;
-
- const vector<Track *> &links = track->get_links();
- for(vector<Track *>::const_iterator j=links.begin(); j!=links.end(); ++j)
- {
- if(!*j)
- continue;
- if(neighbors.count(*j))
- continue;
-
- bool ok = true;
- for(vector<MObject>::iterator k=objects.begin(); (k!=objects.end() && ok); ++k)
- ok = (k->object!=*j);
-
- if(ok)
- neighbors.insert(*j);
- }
- }
-}
-
-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, float 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;
- float c = cos(dir);
- float s = sin(dir);
- 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.x += c**i;
- pos.y += s**i;
- }
- }
-
- return trks;
-}
-