Add a generic link interface as well

[r2c2.git] / source / designer / manipulator.cpp

diff --git a/source/designer/manipulator.cpp b/source/designer/manipulator.cpp
index 5b95d5c4bddab072fbdce0c4d3b0588aa1925e70..5bf02e9760ab2765cc01e0842c111b760b89b429 100644 (file)
--- a/source/designer/manipulator.cpp
+++ b/source/designer/manipulator.cpp
@@ -83,12 +83,8 @@ void Manipulator::duplicate()
        for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
        {
                Object *obj = i->object->clone(&designer.get_layout());
-               if(Track *track = dynamic_cast<Track *>(obj))
-               {
-                       for(list<Object *>::iterator j=new_objs.begin(); j!=new_objs.end(); ++j)
-                               if(Track *track2 = dynamic_cast<Track *>(*j))
-                                       track->snap_to(*track2, true);
-               }
+               for(list<Object *>::iterator j=new_objs.begin(); j!=new_objs.end(); ++j)
+                       obj->link_to(**j);
                new_objs.push_back(obj);
        }
 
@@ -135,9 +131,8 @@ void Manipulator::even_slope(bool smooth)
                return;
 
        for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
-               if(Track *track = dynamic_cast<Track *>(i->object))
-                       if(track->get_type().get_endpoints().size()!=2)
-                               return;
+               if(i->object->get_n_link_slots()!=2)
+                       return;
 
        list<Track *> tracks2;
        for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
@@ -173,11 +168,11 @@ void Manipulator::even_slope(bool smooth)
        }
 
        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;
+       int epi = (*nb)->get_link_slot(*order.front().track);
+       float start_z = (*nb)->get_snap_node(epi).position.z;
        ++nb;
-       epi = (*nb)->get_endpoint_by_link(*order.back().track);
-       float end_z = (*nb)->get_endpoint_position(epi).z;
+       epi = (*nb)->get_link_slot(*order.back().track);
+       float end_z = (*nb)->get_snap_node(epi).position.z;
 
        if(smooth)
        {
@@ -233,8 +228,7 @@ void Manipulator::connect()
 
        float limit = designer.get_layout().get_catalogue().get_gauge()/10;
 
-       Vector pos1;
-       float dir1;
+       Snap sn1;
        bool ok = false;
        float gap = 0;
        for(unsigned i=0; i<track1->get_type().get_endpoints().size(); ++i)
@@ -242,22 +236,20 @@ void Manipulator::connect()
                if(track1->get_link(i))
                        continue;
 
-               pos1 = track1->get_endpoint_position(i);
-               dir1 = track1->get_endpoint_direction(i);
+               sn1 = track1->get_snap_node(i);
 
                for(unsigned j=0; j<track2->get_type().get_endpoints().size(); ++j)
                {
                        if(track2->get_link(j))
                                continue;
 
-                       Vector pos2 = track2->get_endpoint_position(j);
-                       float dir2 = track2->get_endpoint_direction(j);
+                       Snap sn2 = track2->get_snap_node(j);
 
-                       float dz = pos2.z-pos1.z;
+                       float dz = sn2.position.z-sn1.position.z;
                        if(abs(dz)>0.02)
                                continue;
 
-                       float adiff = dir1+M_PI-dir2;
+                       float adiff = sn1.rotation+M_PI-sn2.rotation;
                        while(adiff<-M_PI)
                                adiff += M_PI*2;
                        while(adiff>M_PI)
@@ -265,10 +257,10 @@ void Manipulator::connect()
                        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;
+                       float c = cos(sn1.rotation);
+                       float s = sin(sn1.rotation);
+                       float dx = sn2.position.x-sn1.position.x;
+                       float dy = sn2.position.y-sn1.position.y;
                        if(abs(dx*s-dy*c)>limit)
                                continue;
 
@@ -289,7 +281,7 @@ void Manipulator::connect()
                return;
        }
 
-       vector<Track *> trks = create_straight(pos1, dir1, gap, limit);
+       vector<Track *> trks = create_straight(sn1.position, sn1.rotation, gap, limit);
 
        if(trks.empty())
        {
@@ -297,8 +289,8 @@ void Manipulator::connect()
                return;
        }
 
-       trks.front()->snap_to(*track1, true);
-       trks.back()->snap_to(*track2, true);
+       trks.front()->link_to(*track1);
+       trks.back()->link_to(*track2);
 
        selection.replace(trks.begin(), trks.end());
 }
@@ -344,8 +336,7 @@ void Manipulator::button_press(unsigned btn)
                {
                        for(set<Track *>::iterator i=neighbors.begin(); i!=neighbors.end(); ++i)
                                for(vector<MObject>::iterator j=objects.begin(); j!=objects.end(); ++j)
-                                       if(Track *track = dynamic_cast<Track *>(j->object))
-                                               track->break_link(**i);
+                                       j->object->break_link(**i);
                }
 
                const set<Track *> &ltracks = designer.get_layout().get_tracks();
@@ -357,8 +348,7 @@ void Manipulator::button_press(unsigned btn)
                        if(!ok) continue;
 
                        for(vector<MObject>::iterator j=objects.begin(); j!=objects.end(); ++j)
-                               if(Track *track = dynamic_cast<Track *>(j->object))
-                                       track->snap_to(**i, true);
+                               j->object->link_to(**i);
                }
 
                if(m==EXTEND)
@@ -407,9 +397,8 @@ void Manipulator::axis_motion(unsigned axis, float value, float)
                                continue;
 
                        for(vector<MObject>::iterator j=objects.begin(); (j!=objects.end() && !snapped); ++j)
-                               if(Track *track = dynamic_cast<Track *>(j->object))
-                                       if(track->snap_to(**i, false, limit))
-                                               snapped = &*j;
+                               if(j->object->snap_to(**i, limit))
+                                       snapped = &*j;
                }
 
                if(snapped)
@@ -462,29 +451,24 @@ void Manipulator::axis_motion(unsigned axis, float value, float)
                float length = 0;
                for(vector<MObject>::iterator i=objects.begin(); i!=objects.end(); ++i)
                {
-                       Track *track = dynamic_cast<Track *>(i->object);
-                       if(!track)
-                               continue;
-
-                       unsigned n_endpoints = track->get_type().get_endpoints().size();
-                       for(unsigned j=0; j<n_endpoints; ++j)
+                       unsigned nls = i->object->get_n_link_slots();
+                       for(unsigned j=0; j<nls; ++j)
                        {
-                               if(track->get_link(j))
+                               if(i->object->get_link(j))
                                        continue;
 
-                               Vector ep_pos = track->get_endpoint_position(j);
-                               float ep_dir = 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;
+                               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 = ep_pos;
-                               dir = ep_dir;
+                               pos = sn.position;
+                               dir = sn.rotation;
                                length = len;
                        }
                }
@@ -557,7 +541,7 @@ void Manipulator::update_objects()
                        unsigned n_endpoints = track->get_type().get_endpoints().size();
                        for(unsigned j=0; j<n_endpoints; ++j)
                        {
-                               Vector p = track->get_endpoint_position(j);
+                               Vector p = track->get_snap_node(j).position;
                                if(i==objects.begin() && j==0)
                                        minp = maxp = p;
                                else
@@ -702,7 +686,7 @@ vector<Track *> Manipulator::create_straight(const R2C2::Vector &start, float di
                        track->set_rotation(dir);
 
                        if(!trks.empty())
-                               track->snap_to(*trks.back(), true);
+                               track->link_to(*trks.back());
                        trks.push_back(track);
 
                        pos.x += c**i;