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

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

All Implemented Interfaces:

ILayoutAlgorithm

public class GroupLayoutAlgorithm
extends AbstractGroupingLayoutAlgorithm

Group layout algorithm.

Author:

AGH CAST Team

Constructor Summary

GroupLayoutAlgorithm()

Method Summary

protected int	childrenCount(ISchemaNode entity, ISchemaNode parent, List<ISchemaNode> cycle)
protected List<ISchemaNode>	getCycles(Collection<ISchemaNode> entityList, org.eclipse.core.runtime.IProgressMonitor monitor)
protected int	getPosterityCount(ISchemaNode entity, List<ISchemaNode> cycle)
protected int	getWorkUnits(int nodesCount) Queries for number of planned work units in the algorithm
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.AbstractGroupingLayoutAlgorithm

drawNotConnected, getMainEntities, getNeighbors, getNotConnected, isConnected

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

GroupLayoutAlgorithm

public GroupLayoutAlgorithm()

Method Detail

setNodesPositions

public 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)

getCycles

protected List<ISchemaNode> getCycles(Collection<ISchemaNode> entityList,
                                      org.eclipse.core.runtime.IProgressMonitor monitor)

getPosterityCount

protected int getPosterityCount(ISchemaNode entity,
                                List<ISchemaNode> cycle)

childrenCount

protected int childrenCount(ISchemaNode entity,
                            ISchemaNode parent,
                            List<ISchemaNode> cycle)

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