X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Faicontrol.h;h=8d9ff11591eba395c414b6197d99652454eb06d6;hb=dbaa67c30705a9993d2626cec588c7320f1eef17;hp=0d84218875848f69b111cb668ab25348f5150118;hpb=1ff06c5bc46a677fa389ef86c6b26664368f1653;p=r2c2.git

diff --git a/source/libr2c2/aicontrol.h b/source/libr2c2/aicontrol.h
index 0d84218..8d9ff11 100644
--- a/source/libr2c2/aicontrol.h
+++ b/source/libr2c2/aicontrol.h
@@ -18,16 +18,24 @@ class Train;
 class AIControl: public Controller, public sigc::trackable
 {
 private:
+	enum State
+	{
+		NORMAL,
+		APPROACH,
+		BLOCKED,
+		FOLLOW
+	};
+
 	Train &train;
 	Controller *next_ctrl;
 	Control target_speed;
-	bool blocked;
-	bool approach;
+	State state;
 
 public:
 	AIControl(Train &, Controller *);
 	virtual ~AIControl();
 
+	virtual const char *enumerate_controls(unsigned) const;
 	virtual void set_control(const std::string &, float);
 	virtual const Control &get_control(const std::string &) const;