[Lemon-commits] [lemon_svn] alpar: r70 - hugo/trunk/src/work/alpar

[Lemon SVN]

Author: alpar
Date: Tue Feb  3 14:41:46 2004
New Revision: 70

Modified:
   hugo/trunk/src/work/alpar/emptygraph.h

Log:
aNode(), bNode(), head() and tail() added


Modified: hugo/trunk/src/work/alpar/emptygraph.h
==============================================================================
--- hugo/trunk/src/work/alpar/emptygraph.h	(original)
+++ hugo/trunk/src/work/alpar/emptygraph.h	Tue Feb  3 14:41:46 2004
@@ -30,11 +30,22 @@
   SymEdgeIt &goNext(const SymEdgeIt &);
   EachEdgeIt &goNext(const EachEdgeIt &);
 
-  bool valid(const NodeIt &n);
-  bool valid(const EdgeIt &n);
+  NodeIt head(const EdgeIt &);
+  NodeIt tail(const EdgeIt &);
+  
+  NodeIt aNode(const InEdgeIt &);
+  NodeIt aNode(const OutEdgeIt &);
+  NodeIt aNode(const SymEdgeIt &);
+
+  NodeIt bNode(const InEdgeIt &);
+  NodeIt bNode(const OutEdgeIt &);
+  NodeIt bNode(const SymEdgeIt &);
+
+  bool valid(const NodeIt &);
+  bool valid(const EdgeIt &);
 
-  void setInvalid(const NodeIt &n);
-  void setInvalid(const EdgeIt &n);
+  void setInvalid(const NodeIt &);
+  void setInvalid(const EdgeIt &);
   
   NodeIt addNode();
   EdgeIt addEdge(const NodeIt from,const NodeIt to);