Use generic ObjectTypes in Catalogue

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

diff --git a/source/designer/extendtool.cpp b/source/designer/extendtool.cpp
index 3af4cf6cd0b1398f719e79346e3151794ff52939..2a66181f32772c44557aef23fc64cd3479a65c27 100644 (file)
--- a/source/designer/extendtool.cpp
+++ b/source/designer/extendtool.cpp
@@ -154,20 +154,21 @@ void ExtendTool::finish()
 
 vector<Track *> ExtendTool::create_straight(const Vector &start, const Angle &dir, float length, float limit)
 {
-       const Catalogue::TrackMap &track_types = designer.get_catalogue().get_tracks();
+       const Catalogue::ObjectMap &object_types = designer.get_catalogue().get_all();
        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;
+       for(Catalogue::ObjectMap::const_iterator i=object_types.begin(); i!=object_types.end(); ++i)
+               if(const TrackType *tt = dynamic_cast<const TrackType *>(i->second))
+               {
+                       const vector<TrackPart> &parts = tt->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());
-       }
+                       types_by_length[parts.front().get_length()] = tt;
+                       preference = max(preference, tt->get_autofit_preference());
+               }
 
        vector<float> lengths;
        float removed = 0;