/* $Id$
-This file is part of the MSP Märklin suite
-Copyright © 2006-2008 Mikkosoft Productions, Mikko Rasa
+This file is part of R²C²
+Copyright © 2006-2010 Mikkosoft Productions, Mikko Rasa
Distributed under the GPL
*/
#include <algorithm>
#include <cmath>
-#include <GL/gl.h>
-#include "3d/layout.h"
-#include "libmarklin/tracktype.h"
+#include <msp/strings/formatter.h>
+#include "libr2c2/tracktype.h"
#include "designer.h"
#include "manipulator.h"
#include "selection.h"
using namespace std;
-using namespace Marklin;
+using namespace R2C2;
using namespace Msp;
-#include <iostream>
-
-Manipulator::Manipulator(Designer &d):
+Manipulator::Manipulator(Designer &d, Graphics::EventSource &es, Selection &s):
designer(d),
- selection(0),
- wrap_rot(0),
+ event_source(es),
+ selection(s),
mode(NONE),
angle(0)
-{ }
-
-void Manipulator::set_selection(Selection *s)
{
- selection_changed_conn.disconnect();
-
- selection=s;
- if(selection)
- selection_changed_conn=selection->signal_changed.connect(sigc::mem_fun(this, &Manipulator::selection_changed));
-
- selection_changed();
+ event_source.signal_button_press.connect(sigc::mem_fun(this, &Manipulator::button_press));
+ event_source.signal_pointer_motion.connect(sigc::mem_fun(this, &Manipulator::pointer_motion));
+ selection.signal_changed.connect(sigc::mem_fun(this, &Manipulator::selection_changed));
}
void Manipulator::start_move()
if(mode)
cancel();
- move_origin=gpointer;
+ move_origin = gpointer;
- mode=MOVE;
+ mode = MOVE;
}
void Manipulator::start_rotate()
if(mode)
cancel();
- rot_origin=atan2(gpointer.y-center.y, gpointer.x-center.x);
+ rot_origin = atan2(gpointer.y-center.y, gpointer.x-center.x);
- mode=ROTATE;
+ mode = ROTATE;
}
void Manipulator::start_elevate()
if(mode)
cancel();
- elev_origin=pointer_y;
+ elev_origin = pointer_y;
- mode=ELEVATE;
+ mode = ELEVATE;
+}
+
+void Manipulator::start_extend()
+{
+ if(mode)
+ cancel();
+
+ mode = EXTEND;
}
void Manipulator::duplicate()
list<Track *> new_tracks;
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- Track *track=i->track->copy();
- designer.get_layout()->add_track(*track);
+ Track *track = new Track(designer.get_layout(), i->track->get_type());
+ track->set_position(i->track->get_position());
+ track->set_rotation(i->track->get_rotation());
new_tracks.push_back(track);
}
- selection->clear();
+ selection.clear();
for(list<Track *>::iterator i=new_tracks.begin(); i!=new_tracks.end(); ++i)
{
- selection->add_track(*i);
+ selection.add_track(*i);
for(list<Track *>::iterator j=i; j!=new_tracks.end(); ++j)
if(j!=i)
(*i)->snap_to(**j, true);
if(tracks.empty()) return;
- float z=0;
+ float z = 0;
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
- z+=i->track->get_position().z+i->track->get_slope()/2;
- z/=tracks.size();
+ z += i->track->get_position().z+i->track->get_slope()/2;
+ z /= tracks.size();
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- Point p=i->track->get_position();
+ Point p = i->track->get_position();
i->track->set_position(Point(p.x, p.y, z));
i->track->set_slope(0);
}
for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
(*i)->check_slope();
- update_wrap();
+ update_tracks();
}
void Manipulator::even_slope(bool smooth)
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
tracks2.push_back(i->track);
- float total_len=0;
+ float total_len = 0;
list<TrackOrder> order;
- Track *cur=*neighbors.begin();
+ Track *cur = *neighbors.begin();
while(tracks2.size())
{
- bool rev=false;
+ bool rev = false;
for(list<Track *>::iterator i=tracks2.begin(); i!=tracks2.end(); ++i)
{
- const vector<Track *> &links=(*i)->get_links();
+ const vector<Track *> &links = (*i)->get_links();
if(links[0]==cur)
{
- cur=*i;
+ cur = *i;
tracks2.erase(i);
break;
}
else if(links[1]==cur)
{
- cur=*i;
- rev=true;
+ cur = *i;
+ rev = true;
tracks2.erase(i);
break;
}
}
order.push_back(TrackOrder(cur, rev));
- total_len+=cur->get_type().get_total_length();
+ total_len += cur->get_type().get_total_length();
}
- set<Track *>::iterator nb=neighbors.begin();
- int epi=(*nb)->get_endpoint_by_link(*order.front().track);
- float start_z=(*nb)->get_endpoint_position(epi).z;
+ set<Track *>::iterator nb = neighbors.begin();
+ int epi = (*nb)->get_endpoint_by_link(*order.front().track);
+ float start_z = (*nb)->get_endpoint_position(epi).z;
++nb;
- epi=(*nb)->get_endpoint_by_link(*order.back().track);
- float end_z=(*nb)->get_endpoint_position(epi).z;
+ epi = (*nb)->get_endpoint_by_link(*order.back().track);
+ float end_z = (*nb)->get_endpoint_position(epi).z;
if(smooth)
{
- float dir=(end_z>start_z)?1:-1;
- float cur_slope=0;
+ float dir = (end_z>start_z)?1:-1;
+ float cur_slope = 0;
while((end_z-start_z)*dir/total_len>cur_slope+0.025 && order.size()>2)
{
- cur_slope+=0.025;
+ cur_slope += 0.025;
- float dz=order.front().track->get_type().get_total_length()*dir*cur_slope;
+ float dz = order.front().track->get_type().get_total_length()*dir*cur_slope;
set_slope(order.front(), start_z, dz);
- start_z+=dz;
- total_len-=order.front().track->get_type().get_total_length();
+ start_z += dz;
+ total_len -= order.front().track->get_type().get_total_length();
order.erase(order.begin());
- dz=order.back().track->get_type().get_total_length()*dir*cur_slope;
+ dz = order.back().track->get_type().get_total_length()*dir*cur_slope;
set_slope(order.back(), end_z-dz, dz);
- end_z-=dz;
- total_len-=order.back().track->get_type().get_total_length();
+ end_z -= dz;
+ total_len -= order.back().track->get_type().get_total_length();
order.erase(--order.end());
}
}
- float cur_z=start_z;
+ float cur_z = start_z;
for(list<TrackOrder>::iterator i=order.begin(); i!=order.end(); ++i)
{
- float dz=i->track->get_type().get_total_length()*(end_z-start_z)/total_len;
+ float dz = i->track->get_type().get_total_length()*(end_z-start_z)/total_len;
set_slope(*i, cur_z, dz);
- cur_z+=dz;
+ cur_z += dz;
}
for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
(*i)->check_slope();
- update_wrap();
+ update_tracks();
+}
+
+void Manipulator::connect()
+{
+ if(tracks.size()!=2)
+ {
+ signal_status.emit("Exactly two tracks must be selected");
+ return;
+ }
+
+ float limit = designer.get_layout().get_catalogue().get_gauge()/10;
+
+ Track *track1 = tracks.front().track;
+ Point pos1;
+ float dir1;
+ Track *track2 = tracks.back().track;
+ bool ok = false;
+ float gap = 0;
+ for(unsigned i=0; i<track1->get_type().get_endpoints().size(); ++i)
+ {
+ if(track1->get_link(i))
+ continue;
+
+ pos1 = track1->get_endpoint_position(i);
+ dir1 = track1->get_endpoint_direction(i);
+
+ for(unsigned j=0; j<track2->get_type().get_endpoints().size(); ++j)
+ {
+ if(track2->get_link(j))
+ continue;
+
+ Point pos2 = track2->get_endpoint_position(j);
+ float dir2 = track2->get_endpoint_direction(j);
+
+ float dz = pos2.z-pos1.z;
+ if(abs(dz)>0.02)
+ continue;
+
+ float adiff = dir1+M_PI-dir2;
+ while(adiff<-M_PI)
+ adiff += M_PI*2;
+ while(adiff>M_PI)
+ adiff -= M_PI*2;
+ if(abs(adiff)>0.01)
+ continue;
+
+ float c = cos(dir1);
+ float s = sin(dir1);
+ float dx = pos2.x-pos1.x;
+ float dy = pos2.y-pos1.y;
+ if(abs(dx*s-dy*c)>limit)
+ continue;
+
+ gap = dx*c+dy*s;
+ if(gap<0)
+ continue;
+
+ ok = true;
+ }
+
+ if(ok)
+ break;
+ }
+
+ if(!ok)
+ {
+ signal_status.emit("No aligned endpoints found");
+ return;
+ }
+
+ vector<Track *> trks = create_straight(pos1, dir1, gap, limit);
+
+ if(trks.empty())
+ {
+ signal_status.emit("No connection possible");
+ return;
+ }
+
+ trks.front()->snap_to(*track1, true);
+ trks.back()->snap_to(*track2, true);
+
+ selection.replace(trks.begin(), trks.end());
}
void Manipulator::cancel()
{
if(!mode)
return;
- mode=NONE;
+ mode = NONE;
- wrap_pos=center;
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
i->track->set_position(Point(center.x+i->pos.x, center.y+i->pos.y, center.z+i->pos.z));
for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
(*i)->check_slope();
- angle=0;
- wrap_rot=0;
+ for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
+ delete *i;
+ extend_tracks.clear();
+
+ angle = 0;
signal_done.emit(false);
}
-void Manipulator::button_press(int, int, float, float, unsigned btn)
+void Manipulator::button_press(int, int, unsigned btn, unsigned)
{
+ if(!mode)
+ return;
+
if(btn==3)
cancel();
- else if(mode)
+ else if(btn==1)
{
- mode=NONE;
- update_wrap();
- angle=0;
+ Mode m = mode;
+ mode = NONE;
+ angle = 0;
- for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
- for(vector<MTrack>::iterator j=tracks.begin(); j!=tracks.end(); ++j)
- j->track->break_link(**i);
+ if(m!=EXTEND)
+ {
+ for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
+ for(vector<MTrack>::iterator j=tracks.begin(); j!=tracks.end(); ++j)
+ j->track->break_link(**i);
+ }
- const set<Track *> <racks=designer.get_layout()->get_tracks();
+ const set<Track *> <racks = designer.get_layout().get_tracks();
for(set<Track *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
{
- bool ok=true;
+ bool ok = true;
for(vector<MTrack>::iterator j=tracks.begin(); (j!=tracks.end() && ok); ++j)
- ok=(j->track!=*i);
+ ok = (j->track!=*i);
if(!ok) continue;
for(vector<MTrack>::iterator j=tracks.begin(); j!=tracks.end(); ++j)
j->track->snap_to(**i, true);
}
- for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
- i->rot=i->track->get_rotation();
-
- update_neighbors();
+ if(m==EXTEND)
+ {
+ selection.replace(extend_tracks.begin(), extend_tracks.end());
+ extend_tracks.clear();
+ }
+ else
+ {
+ update_tracks();
+ update_neighbors();
+ }
signal_done.emit(true);
}
}
-void Manipulator::pointer_motion(int, int y, float gx, float gy)
+void Manipulator::pointer_motion(int x, int y)
{
- pointer_y=y;
- gpointer=Point(gx, gy, 0);
+ pointer_y = y;
+ gpointer = designer.map_pointer_to_ground(x, event_source.get_height()-1-y);
if(mode==MOVE)
{
Point delta(gpointer.x-move_origin.x, gpointer.y-move_origin.y, 0);
-
- wrap_pos=Point(center.x+delta.x, center.y+delta.y, center.z);
+ Point offset(center.x+delta.x, center.y+delta.y, center.z);
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- i->track->set_position(Point(wrap_pos.x+i->pos.x, wrap_pos.y+i->pos.y, wrap_pos.z+i->pos.z));
+ i->track->set_position(Point(offset.x+i->pos.x, offset.y+i->pos.y, offset.z+i->pos.z));
i->track->set_rotation(i->rot);
}
- const set<Track *> <racks=designer.get_layout()->get_tracks();
- MTrack *snapped=0;
+ 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()*5/event_source.get_height());
+ MTrack *snapped = 0;
for(set<Track *>::const_iterator i=ltracks.begin(); (i!=ltracks.end() && !snapped); ++i)
{
- bool ok=true;
+ bool ok = true;
for(vector<MTrack>::iterator j=tracks.begin(); (j!=tracks.end() && ok); ++j)
- ok=(j->track!=*i);
+ ok = (j->track!=*i);
if(!ok) continue;
for(vector<MTrack>::iterator j=tracks.begin(); (j!=tracks.end() && !snapped); ++j)
- if(j->track->snap_to(**i, false))
- snapped=&*j;
+ if(j->track->snap_to(**i, false, limit))
+ snapped = &*j;
}
if(snapped)
{
- float da=snapped->track->get_rotation()-snapped->rot;
- float c=cos(da);
- float s=sin(da);
- const Point &sp=snapped->track->get_position();
+ float da = snapped->track->get_rotation()-snapped->rot;
+ float c = cos(da);
+ float s = sin(da);
+ const Point &sp = snapped->track->get_position();
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
if(&*i==snapped)
continue;
Point dp(i->pos.x-snapped->pos.x, i->pos.y-snapped->pos.y, 0);
- i->track->set_position(Point(sp.x+c*dp.x-s*dp.y, sp.y+s*dp.x+c*dp.y, sp.z));
+ 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));
i->track->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;
+ float a = atan2(gpointer.y-center.y, gpointer.x-center.x);
+ angle += a-rot_origin;
+ rot_origin = a;
- wrap_rot=angle;
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- float c=cos(angle);
- float s=sin(angle);
- 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));
+ float c = cos(angle);
+ float s = sin(angle);
+ 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));
i->track->set_rotation(angle+i->rot);
}
}
else if(mode==ELEVATE)
{
- float dz=(y-elev_origin)/1000.;
+ float dz = (y-elev_origin)/1000.;
- ostringstream ss;
- ss.precision(3);
- ss<<"Elevation: "<<dz*1000<<"mm ("<<(center.z+dz)*1000<<"mm)";
- signal_status.emit(ss.str());
+ signal_status.emit(format("Elevation: %+.0fmm (%.0fmm)", dz*1000, (center.z+dz)*1000));
- wrap_pos.z=center.z+dz;
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
i->track->set_position(Point(center.x+i->pos.x, center.y+i->pos.y, center.z+i->pos.z+dz));
for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
(*i)->check_slope();
}
-}
+ else if(mode==EXTEND)
+ {
+ Point pos;
+ float dir = 0;
+ float length = 0;
+ for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
+ {
+ unsigned n_endpoints = i->track->get_type().get_endpoints().size();
+ for(unsigned j=0; j<n_endpoints; ++j)
+ {
+ if(i->track->get_link(j))
+ continue;
-void Manipulator::render()
-{
- glPushMatrix();
- glTranslatef(wrap_pos.x, wrap_pos.y, wrap_pos.z);
- glRotatef(wrap_rot*180/M_PI, 0, 0, 1);
+ Point ep_pos = i->track->get_endpoint_position(j);
+ float ep_dir = i->track->get_endpoint_direction(j);
+ float c = cos(ep_dir);
+ float s = sin(ep_dir);
+ float dx = gpointer.x-ep_pos.x;
+ float dy = gpointer.y-ep_pos.y;
- glLineWidth(2);
- glColor4f(0, 1, 0, 0.5);
- for(list<TrackWrap>::iterator i=wrap.begin(); i!=wrap.end(); ++i)
- {
- glPushMatrix();
- glTranslatef(i->pos.x, i->pos.y, i->pos.z);
- glRotatef(i->rot*180/M_PI, 0, 0, 1);
-
- glBegin(GL_LINE_LOOP);
- glVertex2f(-i->width/2, -i->height/2);
- glVertex2f(i->width/2, -i->height/2);
- glVertex2f(i->width/2, i->height/2);
- glVertex2f(-i->width/2, i->height/2);
- glEnd();
-
- glPopMatrix();
- }
+ float len = dx*c+dy*s;
+ if(len<length)
+ continue;
- glPopMatrix();
-}
+ pos = ep_pos;
+ dir = ep_dir;
+ 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;
-/*** private ***/
+ length = 0;
+ for(vector<Track *>::iterator i=extend_tracks.begin(); i!=extend_tracks.end(); ++i)
+ length += (*i)->get_type().get_total_length();
+
+ signal_status.emit(format("Extend: %.0fmm", length*1000));
+ }
+ }
+ }
+}
void Manipulator::selection_changed()
{
cancel();
tracks.clear();
- if(selection)
- {
- const set<Track *> &stracks=selection->get_tracks();
- tracks.insert(tracks.end(), stracks.begin(), stracks.end());
- }
+ const set<Track *> &stracks = selection.get_tracks();
+ tracks.insert(tracks.end(), stracks.begin(), stracks.end());
update_neighbors();
- update_wrap();
+ update_tracks();
}
-void Manipulator::update_wrap()
+void Manipulator::update_tracks()
{
- wrap.clear();
- float min_x=0, max_x=0;
- float min_y=0, max_y=0;
+ Point minp, maxp;
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- Track3D &t3d=designer.get_layout_3d()->get_track(*i->track);
-
- TrackWrap tw;
- float min_area=100;
- for(float a=0; a<M_PI; a+=0.01)
+ unsigned n_endpoints = i->track->get_type().get_endpoints().size();
+ for(unsigned j=0; j<n_endpoints; ++j)
{
- Point minp, maxp;
- t3d.get_bounds(a, minp, maxp);
- float area=(maxp.x-minp.x)*(maxp.y-minp.y);
- if(area<min_area)
+ Point p = i->track->get_endpoint_position(j);
+ if(i==tracks.begin() && j==0)
+ minp = maxp = p;
+ else
{
- float c=cos(a);
- float s=sin(a);
- float x=(minp.x+maxp.x)/2;
- float y=(minp.y+maxp.y)/2;
- tw.pos=Point(c*x-s*y, s*x+c*y, (minp.z+maxp.z)/2);
- tw.rot=a;
- tw.width=maxp.x-minp.x+0.01;
- tw.height=maxp.y-minp.y+0.01;
-
- min_area=area;
+ 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);
}
}
-
- if(i==tracks.begin())
- {
- min_x=max_x=tw.pos.x;
- min_y=max_y=tw.pos.y;
- }
- else
- {
- min_x=min(min_x, tw.pos.x);
- max_x=max(max_x, tw.pos.x);
- min_y=min(min_y, tw.pos.y);
- max_y=max(max_y, tw.pos.y);
- }
- wrap.push_back(tw);
}
- center=Point((min_x+max_x)/2, (min_y+max_y)/2, 0);
- wrap_pos=center;
- wrap_rot=0;
+ center = Point((minp.x+maxp.x)/2, (minp.y+maxp.y)/2, minp.z);
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- const Point &tp=i->track->get_position();
- i->pos=Point(tp.x-center.x, tp.y-center.y, tp.z);
- }
- for(list<TrackWrap>::iterator i=wrap.begin(); i!=wrap.end(); ++i)
- {
- i->pos.x-=center.x;
- i->pos.y-=center.y;
+ const Point &tp = i->track->get_position();
+ i->pos = Point(tp.x-center.x, tp.y-center.y, tp.z-center.z);
+ i->rot = i->track->get_rotation();
}
}
neighbors.clear();
for(vector<MTrack>::iterator i=tracks.begin(); i!=tracks.end(); ++i)
{
- const vector<Track *> &links=i->track->get_links();
+ const vector<Track *> &links = i->track->get_links();
for(vector<Track *>::const_iterator j=links.begin(); j!=links.end(); ++j)
{
if(!*j)
if(neighbors.count(*j))
continue;
- bool ok=true;
+ bool ok = true;
for(vector<MTrack>::iterator k=tracks.begin(); (k!=tracks.end() && ok); ++k)
- ok=(k->track!=*j);
+ ok = (k->track!=*j);
if(ok)
neighbors.insert(*j);
void Manipulator::set_slope(TrackOrder &track, float z, float dz)
{
- const Point &p=track.track->get_position();
+ const Point &p = track.track->get_position();
if(track.rev)
{
track.track->set_position(Point(p.x, p.y, z+dz));
}
}
+vector<Track *> Manipulator::create_straight(const R2C2::Point &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())
+ {
+ Point pos = start;
+ float c = cos(dir);
+ float s = sin(dir);
+ for(vector<float>::iterator i=lengths.begin(); i!=lengths.end(); ++i)
+ {
+ map<float, const TrackType *>::iterator j = types_by_length.find(*i);
+ if(j==types_by_length.end())
+ throw LogicError("Internal error");
+
+ Track *track = new Track(designer.get_layout(), *j->second);
+ track->set_position(pos);
+ track->set_rotation(dir);
+
+ if(!trks.empty())
+ track->snap_to(*trks.back(), true);
+ trks.push_back(track);
+
+ pos.x += c**i;
+ pos.y += s**i;
+ }
+ }
+
+ return trks;
+}
+
+
Manipulator::MTrack::MTrack(Track *t):
track(t),
pos(track->get_position()),
projects / r2c2.git / blobdiff