X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Froute.h;h=5ea86be167781d3f4ca4b400b5f20bb3207c5a3c;hb=8b828fc32fd210b6e335ac6614d269aa892d4d57;hp=4f5d0564934e665bbc86c9c7f0827965141e535e;hpb=d15ac13f2e170f155b4bbd124df48400c339b644;p=r2c2.git

diff --git a/source/libr2c2/route.h b/source/libr2c2/route.h
index 4f5d056..5ea86be 100644
--- a/source/libr2c2/route.h
+++ b/source/libr2c2/route.h
@@ -14,6 +14,26 @@ class Track;
 class TrackIter;
 class Zone;
 
+enum RouteValidityMask
+{
+	ROUTE_INVALID = 0,
+	ROUTE_LINKED = 1,
+	ROUTE_LINEAR = 2,
+	ROUTE_SMOOTH = 4,
+	ROUTE_VALID = 7
+};
+
+class bad_route: public std::logic_error
+{
+public:
+	bad_route(RouteValidityMask m): std::logic_error(get_message(m)) { }
+	virtual ~bad_route() throw() { }
+
+private:
+	static std::string get_message(RouteValidityMask);
+};
+
+
 class Route: public sigc::trackable
 {
 public:
@@ -60,7 +80,7 @@ public:
 	bool has_track(Track &) const;
 	void save(std::list<Msp::DataFile::Statement> &) const;
 private:
-	unsigned check_validity(Track &) const;
+	RouteValidityMask check_validity(Track &) const;
 	void track_removed(Track &);
 
 public: