TNGraph::TEdgeI Class Reference

Edge iterator. Only forward iteration (operator++) is supported. More...

#include <graph.h>

Collaboration diagram for TNGraph::TEdgeI:

Public Member Functions
	TEdgeI ()
	TEdgeI (const TNodeI &NodeI, const TNodeI &EndNodeI, const int &EdgeN=0)
	TEdgeI (const TEdgeI &EdgeI)
TEdgeI &	operator= (const TEdgeI &EdgeI)
TEdgeI &	operator++ (int)
	Increment iterator. More...
bool	operator< (const TEdgeI &EdgeI) const
bool	operator== (const TEdgeI &EdgeI) const
int	GetId () const
	Returns edge ID. Always returns -1 since only edges in multigraphs have explicit IDs. More...
int	GetSrcNId () const
	Returns the source node of the edge. More...
int	GetDstNId () const
	Returns the destination node of the edge. More...

Private Attributes
TNodeI	CurNode
TNodeI	EndNode
int	CurEdge

Friends
class	TNGraph

Detailed Description

Edge iterator. Only forward iteration (operator++) is supported.

Definition at line 430 of file graph.h.

Constructor & Destructor Documentation

TNGraph::TEdgeI::TEdgeI ( )

inline

Definition at line 435 of file graph.h.

: CurNode(), EndNode(), CurEdge(0) { }

TNGraph::TEdgeI::TEdgeI ( const TNodeI &  NodeI, const TNodeI &  EndNodeI, const int &  EdgeN = 0  )

inline

Definition at line 436 of file graph.h.

: CurNode(NodeI), EndNode(EndNodeI), CurEdge(EdgeN) { }

TNGraph::TEdgeI::TEdgeI ( const TEdgeI &  EdgeI )

inline

Definition at line 437 of file graph.h.

: CurNode(EdgeI.CurNode), EndNode(EdgeI.EndNode), CurEdge(EdgeI.CurEdge) { }

Member Function Documentation

int TNGraph::TEdgeI::GetDstNId ( ) const

inline

Returns the destination node of the edge.

Definition at line 449 of file graph.h.

References TNGraph::TNodeI::GetOutNId().

Referenced by TNGraph::AddEdge().

{ return CurNode.GetOutNId(CurEdge); }

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int TNGraph::TEdgeI::GetId ( ) const

inline

Returns edge ID. Always returns -1 since only edges in multigraphs have explicit IDs.

Definition at line 445 of file graph.h.

{ return -1; }

int TNGraph::TEdgeI::GetSrcNId ( ) const

inline

Returns the source node of the edge.

Definition at line 447 of file graph.h.

References TNGraph::TNodeI::GetId().

Referenced by TNGraph::AddEdge().

{ return CurNode.GetId(); }

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TEdgeI& TNGraph::TEdgeI::operator++ ( int  )

inline

Increment iterator.

Definition at line 440 of file graph.h.

References TNGraph::TNodeI::GetOutDeg().

                             { CurEdge++; if (CurEdge >= CurNode.GetOutDeg()) { CurEdge=0; CurNode++;
      while (CurNode < EndNode && CurNode.GetOutDeg()==0) { CurNode++; } }  return *this; }

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bool TNGraph::TEdgeI::operator< ( const TEdgeI &  EdgeI ) const

inline

Definition at line 442 of file graph.h.

References CurEdge, and CurNode.

{ return CurNode<EdgeI.CurNode || (CurNode==EdgeI.CurNode && CurEdge<EdgeI.CurEdge); }

TEdgeI& TNGraph::TEdgeI::operator= ( const TEdgeI &  EdgeI )

inline

Definition at line 438 of file graph.h.

References CurEdge, CurNode, and EndNode.

{ if (this!=&EdgeI) { CurNode=EdgeI.CurNode; EndNode=EdgeI.EndNode; CurEdge=EdgeI.CurEdge; }  return *this; }

bool TNGraph::TEdgeI::operator== ( const TEdgeI &  EdgeI ) const

inline

Definition at line 443 of file graph.h.

References CurEdge, and CurNode.

{ return CurNode == EdgeI.CurNode && CurEdge == EdgeI.CurEdge; }

Friends And Related Function Documentation

friend class TNGraph

friend

Definition at line 450 of file graph.h.

Member Data Documentation

int TNGraph::TEdgeI::CurEdge

private

Definition at line 433 of file graph.h.

Referenced by operator<(), operator=(), and operator==().

TNodeI TNGraph::TEdgeI::CurNode

private

Definition at line 432 of file graph.h.

Referenced by operator<(), operator=(), and operator==().

TNodeI TNGraph::TEdgeI::EndNode

private

Definition at line 432 of file graph.h.

Referenced by operator=().

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The documentation for this class was generated from the following file:

• snap-core/graph.h