diff -r f97380557656 -r 1bf336c63f25 src/lemon/xy.h
--- a/src/lemon/xy.h	Tue Jan 04 17:05:20 2005 +0000
+++ b/src/lemon/xy.h	Tue Jan 04 17:06:20 2005 +0000
@@ -195,6 +195,36 @@
 	return top_right;
       };
 
+      ///Gives back the bottom right corner (if the bounding box is empty, then the return value is not defined) 
+      xy<T> bottomRight() const {
+	return xy<T>(top_right.x,bottom_left.y);
+      };
+
+      ///Gives back the top left corner (if the bounding box is empty, then the return value is not defined) 
+      xy<T> topLeft() const {
+	return xy<T>(bottom_left.x,top_right.y);
+      };
+
+      ///Gives back the bottom of the box (if the bounding box is empty, then the return value is not defined) 
+      T bottom() const {
+	return bottom_left.y;
+      };
+
+      ///Gives back the top of the box (if the bounding box is empty, then the return value is not defined) 
+      T top() const {
+	return top_right.y;
+      };
+
+      ///Gives back the left side of the box (if the bounding box is empty, then the return value is not defined) 
+      T left() const {
+	return bottom_left.x;
+      };
+
+      ///Gives back the right side of the box (if the bounding box is empty, then the return value is not defined) 
+      T right() const {
+	return top_right.x;
+      };
+
       ///Checks whether a point is inside a bounding box
       bool inside(const xy<T>& u){
 	if (_empty)