X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Ftrackchain.cpp;h=0c3282ad4845a4893f2c776fef7d2f49d2c48413;hb=c52c0e591be55cb2c7251689c69c642e3cb3601c;hp=3d9d66a915e78bc5ecf7b50da83ac7bf9a340922;hpb=73edcbd8841752a2722fc8b3927fee2abbbba750;p=r2c2.git

diff --git a/source/libr2c2/trackchain.cpp b/source/libr2c2/trackchain.cpp
index 3d9d66a..0c3282a 100644
--- a/source/libr2c2/trackchain.cpp
+++ b/source/libr2c2/trackchain.cpp
@@ -3,6 +3,8 @@
 #include "track.h"
 #include "trackchain.h"
 
+using namespace std;
+
 namespace R2C2 {
 
 TrackChain::TrackChain(Layout &l):
@@ -11,6 +13,12 @@ TrackChain::TrackChain(Layout &l):
 	layout.signal_object_removed.connect(sigc::mem_fun(this, &TrackChain::object_removed));
 }
 
+void TrackChain::set_name(const string &n)
+{
+	name = n;
+	signal_name_changed.emit(name);
+}
+
 void TrackChain::add_track(Track &track)
 {
 	if(tracks.count(&track))
@@ -23,6 +31,7 @@ void TrackChain::add_track(Track &track)
 	tracks.insert(&track);
 	update_ends(track);
 	on_track_added(track);
+	signal_track_added.emit(track);
 }
 
 void TrackChain::add_tracks(const TrackSet &trks)
@@ -38,10 +47,12 @@ void TrackChain::add_tracks(const TrackSet &trks)
 		for(TrackSet::iterator i=pending.begin(); i!=pending.end(); ++i)
 			if((valid=check_validity(**i))==VALID)
 			{
-				tracks.insert(*i);
-				update_ends(**i);
-				on_track_added(**i);
+				Track *t = *i;
 				pending.erase(i);
+				tracks.insert(t);
+				update_ends(*t);
+				on_track_added(*t);
+				signal_track_added.emit(*t);
 				break;
 			}
 
@@ -124,12 +135,20 @@ bool TrackChain::has_track(Track &t) const
 	return tracks.count(&t);
 }
 
+bool TrackChain::is_loop() const
+{
+	return !tracks.empty() && !ends[0] && !ends[1];
+}
+
 void TrackChain::object_removed(Object &obj)
 {
 	if(Track *track = dynamic_cast<Track *>(&obj))
+	{
 		tracks.erase(track);
 		/* TODO If the track was in the middle of the chain, keep only the
 		longest fragment */
+		signal_track_removed.emit(*track);
+	}
 }
 
 } // namespace R2C2