ogdf::MedianHeuristic Class Reference

The median heuristic for 2-layer crossing minimization. More...

#include <ogdf/layered/MedianHeuristic.h>

Inheritance diagram for ogdf::MedianHeuristic:

Public Member Functions
	MedianHeuristic ()
	Creates a new instance of the median heuristic.
	MedianHeuristic (const MedianHeuristic &crossMin)
	Creates a new instance of the median heuristic.
virtual void	call (Level &L) override
	Calls the median heuristic for level L.
virtual void	cleanup () override
	Does some clean-up after calls.
virtual LayerByLayerSweep *	clone () const override
	Returns a new instance of the median heuristic with the same option settings.
virtual void	init (const HierarchyLevels &levels) override
	Initializes crossing minimization for hierarchy H.
Public Member Functions inherited from ogdf::LayerByLayerSweep
	LayerByLayerSweep ()
	Initializes a two-layer crossing minimization module.
virtual	~LayerByLayerSweep ()
void	operator() (Level &L)
	Performs crossing minimization for level L.
virtual const HierarchyLevels *	reduceCrossings (const SugiyamaLayout &sugi, const Hierarchy &H, int &nCrossings)
virtual const HierarchyLevels *	reduceCrossings (const SugiyamaLayout &sugi, Hierarchy &H, int &nCrossings) override
	Template method implementation of reduceCrossings from LayeredCrossMinModule.
Public Member Functions inherited from ogdf::LayeredCrossMinModule
	LayeredCrossMinModule ()
	Creates empty module.
virtual	~LayeredCrossMinModule ()
	Destruct.

Private Attributes
NodeArray< int >	m_weight
	The median weight of a node.

Detailed Description

The median heuristic for 2-layer crossing minimization.

Definition at line 48 of file MedianHeuristic.h.

Constructor & Destructor Documentation

MedianHeuristic() [1/2]

ogdf::MedianHeuristic::MedianHeuristic ( )

inline

Creates a new instance of the median heuristic.

Definition at line 51 of file MedianHeuristic.h.

MedianHeuristic() [2/2]

ogdf::MedianHeuristic::MedianHeuristic ( const MedianHeuristic &  crossMin )

inline

Creates a new instance of the median heuristic.

Definition at line 54 of file MedianHeuristic.h.

Member Function Documentation

call()

virtual void ogdf::MedianHeuristic::call ( Level &  L )

overridevirtual

Calls the median heuristic for level L.

Implements ogdf::LayerByLayerSweep.

cleanup()

virtual void ogdf::MedianHeuristic::cleanup ( )

inlineoverridevirtual

Does some clean-up after calls.

Reimplemented from ogdf::LayerByLayerSweep.

Definition at line 66 of file MedianHeuristic.h.

clone()

virtual LayerByLayerSweep * ogdf::MedianHeuristic::clone ( ) const

inlineoverridevirtual

Returns a new instance of the median heuristic with the same option settings.

Implements ogdf::LayerByLayerSweep.

Definition at line 57 of file MedianHeuristic.h.

init()

virtual void ogdf::MedianHeuristic::init ( const HierarchyLevels &  levels )

inlineoverridevirtual

Initializes crossing minimization for hierarchy H.

Reimplemented from ogdf::LayerByLayerSweep.

Definition at line 60 of file MedianHeuristic.h.

Member Data Documentation

m_weight

NodeArray<int> ogdf::MedianHeuristic::m_weight

private

The median weight of a node.

Definition at line 69 of file MedianHeuristic.h.

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

• include/ogdf/layered/MedianHeuristic.h