de.jaret.examples.timebars.timeline
Class DistributeOverlapStrategy

java.lang.Object
  de.jaret.examples.timebars.timeline.DistributeOverlapStrategy

All Implemented Interfaces:

de.jaret.util.ui.timebars.strategy.IOverlapStrategy

public class DistributeOverlapStrategy
extends java.lang.Object
implements de.jaret.util.ui.timebars.strategy.IOverlapStrategy

Implementation of an overlap strategy simply distributing the intervals over a number of rows.

Version:

$Id: $

Author:

kliem

Field Summary

protected de.jaret.util.ui.timebars.TimeBarViewerDelegate	_delegate the delegate the stragey works for.
protected int	_numRows
protected java.util.Map<de.jaret.util.ui.timebars.model.TimeBarRow,java.util.Map<de.jaret.util.date.Interval,de.jaret.util.ui.timebars.strategy.OverlapInfo>>	_oiRowCache Cache for overlap infos.

Constructor Summary

DistributeOverlapStrategy(de.jaret.util.ui.timebars.TimeBarViewerDelegate delegate, int numRows)
Construct the strategy.

Method Summary

void	clearCachedData()
void	dispose() Simply helps the garbage collector.
int	getMaxOverlapCount(de.jaret.util.ui.timebars.model.TimeBarRow row)
de.jaret.util.ui.timebars.strategy.OverlapInfo	getOverlapInfo(de.jaret.util.ui.timebars.model.TimeBarRow row, de.jaret.util.date.Interval interval)
java.util.Map<de.jaret.util.date.Interval,de.jaret.util.ui.timebars.strategy.OverlapInfo>	updateOICache(de.jaret.util.ui.timebars.model.TimeBarRow row) Assumes sorted Intervals.

Methods inherited from class java.lang.Object

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

Field Detail

_delegate

protected de.jaret.util.ui.timebars.TimeBarViewerDelegate _delegate

the delegate the stragey works for.

_oiRowCache

protected java.util.Map<de.jaret.util.ui.timebars.model.TimeBarRow,java.util.Map<de.jaret.util.date.Interval,de.jaret.util.ui.timebars.strategy.OverlapInfo>> _oiRowCache

Cache for overlap infos.

_numRows

protected int _numRows

Constructor Detail

DistributeOverlapStrategy

public DistributeOverlapStrategy(de.jaret.util.ui.timebars.TimeBarViewerDelegate delegate,
                                 int numRows)

Construct the strategy.

Parameters:

delegate - the delegate the strategy works for

numRows - number of rows to distribute the intervals on

Method Detail

getOverlapInfo

public de.jaret.util.ui.timebars.strategy.OverlapInfo getOverlapInfo(de.jaret.util.ui.timebars.model.TimeBarRow row,
                                                                     de.jaret.util.date.Interval interval)

Specified by:

getOverlapInfo in interface de.jaret.util.ui.timebars.strategy.IOverlapStrategy

getMaxOverlapCount

public int getMaxOverlapCount(de.jaret.util.ui.timebars.model.TimeBarRow row)

Specified by:

getMaxOverlapCount in interface de.jaret.util.ui.timebars.strategy.IOverlapStrategy

updateOICache

public java.util.Map<de.jaret.util.date.Interval,de.jaret.util.ui.timebars.strategy.OverlapInfo> updateOICache(de.jaret.util.ui.timebars.model.TimeBarRow row)

Assumes sorted Intervals.

Specified by:

updateOICache in interface de.jaret.util.ui.timebars.strategy.IOverlapStrategy

clearCachedData

public void clearCachedData()

Specified by:

clearCachedData in interface de.jaret.util.ui.timebars.strategy.IOverlapStrategy

dispose

public void dispose()

Simply helps the garbage collector.

Specified by:

dispose in interface de.jaret.util.ui.timebars.strategy.IOverlapStrategy