GNGEdge.hpp

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00001 //-----------------------------------------------------------------------------
00002 // Author: Jim Holmström
00003 // Date:   2002-02-13
00004 //-----------------------------------------------------------------------------
00005 
00006 #ifndef __GNGEDGE_H
00007 #define __GNGEDGE_H
00008 
00009 class GNGNode;
00010 
00017 class GNGEdge
00018 {
00019 public:
00025   GNGEdge(GNGNode * h1, GNGNode * h2);
00026 
00029   virtual ~GNGEdge();
00030   
00036   GNGNode const & GetOtherNode(GNGNode const & node) const; // throws Exception
00037 
00043   GNGNode & GetOtherNode(GNGNode const & node); // throws Exception
00044 
00049   GNGNode & GetNode1() const; 
00050 
00055   GNGNode & GetNode2() const; 
00056 
00061   double GetAge();
00062 
00067   void SetAge(double d);
00068 
00069 
00070   friend bool operator== (GNGEdge const & e1, GNGEdge const & e2);
00071   friend bool operator< (GNGEdge const & e1, GNGEdge const & e2);
00072 
00073 protected:
00074   double    m_age;
00075   GNGNode * m_node1;
00076   GNGNode * m_node2;  
00077 };
00078 
00079 
00080 #endif

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