pl.edu.agh.cast.schema.editor.layout.algorithm
Class RandomLayoutAlgorithm

java.lang.Object
  pl.edu.agh.cast.schema.editor.layout.algorithm.AbstractLayoutAlgorithm
      pl.edu.agh.cast.schema.editor.layout.algorithm.RandomLayoutAlgorithm

All Implemented Interfaces:

ILayoutAlgorithm

public class RandomLayoutAlgorithm
extends AbstractLayoutAlgorithm

An example algorithm, laying out nodes randomly.

Author:

AGH CAST Team

Constructor Summary

RandomLayoutAlgorithm()

Method Summary

protected int	getWorkUnits(int nodesCount) Queries for number of planned work units in the algorithm
protected void	setNodesPositions(Collection<ISchemaNode> positionNodes, org.eclipse.core.runtime.IProgressMonitor monitor) Sets positions of given nodes.

Methods inherited from class pl.edu.agh.cast.schema.editor.layout.algorithm.AbstractLayoutAlgorithm

getCenterOfGravity, getUpperLeftCorner, layoutNodes

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RandomLayoutAlgorithm

public RandomLayoutAlgorithm()

Method Detail

setNodesPositions

protected void setNodesPositions(Collection<ISchemaNode> positionNodes,
                                 org.eclipse.core.runtime.IProgressMonitor monitor)

Sets positions of given nodes.

Specified by:

setNodesPositions in class AbstractLayoutAlgorithm

Parameters:

positionNodes - nodes to layout

monitor - non-null progress monitor

See Also:

#setNodesPositions(java.util.Collection, org.eclipse.core.runtime.IProgressMonitor)

getWorkUnits

protected int getWorkUnits(int nodesCount)

Description copied from class: AbstractLayoutAlgorithm

Queries for number of planned work units in the algorithm

Specified by:

getWorkUnits in class AbstractLayoutAlgorithm

Parameters:

nodesCount - number of nodes to layout

Returns:

number of units that will be added to progress monitor's maximum range