TNGraph::TEdgeI Class Reference

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

#include <graph.h>

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List of all members.

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.
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.
int	GetSrcNId () const
	Returns the source node of the edge.
int	GetDstNId () const
	Returns the destination node of the edge.
Private Attributes
TNodeI	CurNode
TNodeI	EndNode
int	CurEdge
Friends
class	TNGraph

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Detailed Description

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

Definition at line 366 of file graph.h.

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Constructor & Destructor Documentation

TNGraph::TEdgeI::TEdgeI

(

)

[inline]

Definition at line 371 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 372 of file graph.h.

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

TNGraph::TEdgeI::TEdgeI

(

const TEdgeI &

EdgeI

)

[inline]

Definition at line 373 of file graph.h.

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

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Member Function Documentation

int TNGraph::TEdgeI::GetDstNId

(

)

const [inline]

Returns the destination node of the edge.

Definition at line 385 of file graph.h.

References CurEdge, CurNode, and 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 381 of file graph.h.

{ return -1; }

int TNGraph::TEdgeI::GetSrcNId

(

)

const [inline]

Returns the source node of the edge.

Definition at line 383 of file graph.h.

References CurNode, and 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 376 of file graph.h.

References CurEdge, CurNode, EndNode, and 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 378 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 374 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 379 of file graph.h.

References CurEdge, and CurNode.

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

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Friends And Related Function Documentation

friend class TNGraph [friend]

Definition at line 386 of file graph.h.

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Member Data Documentation

int TNGraph::TEdgeI::CurEdge [private]

Definition at line 369 of file graph.h.

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

TNodeI TNGraph::TEdgeI::CurNode [private]

Definition at line 368 of file graph.h.

Referenced by GetDstNId(), GetSrcNId(), operator++(), operator<(), operator=(), and operator==().

TNodeI TNGraph::TEdgeI::EndNode [private]

Definition at line 368 of file graph.h.

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

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

• snap-core/graph.h