de.lmu.ifi.dbs.elki.visualization

Class VisualizerContext

java.lang.Object

de.lmu.ifi.dbs.elki.visualization.VisualizerContext

All Implemented Interfaces:

DataStoreListener, Result, EventListener

public class VisualizerContext
extends Object
implements DataStoreListener, Result

Map to store context information for the visualizer. This can be any data that should to be shared among plots, such as line colors, styles etc.

Field Summary

Fields

Modifier and Type	Field and Description
private Collection<VisFactory>	factories Factories to use
private EventListenerList	listenerList The event listeners for this context.
private static Logging	LOG Logger.
private Collection<ProjectorFactory>	projectors Projectors to use
private HierarchicalResult	result The full result object
private SelectionResult	selection Selection result
private StyleResult	styleresult Styling result

Constructor Summary

Constructors

Constructor and Description
VisualizerContext(HierarchicalResult result, StyleLibrary stylelib, Collection<ProjectorFactory> projectors, Collection<VisFactory> factories) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addDataStoreListener(DataStoreListener l) Adds a listener for the DataStoreEvent posted after the content changes.
void	addResultListener(ResultListener listener) Register a result listener.
void	contentChanged(DataStoreEvent e) Proxy datastore event to child listeners.
private Clustering<Model>	generateDefaultClustering() Generate a default (fallback) clustering.
ResultHierarchy	getHierarchy() Get the hierarchy object
String	getLongName() A "pretty" name for the result, for use in titles, captions and menus.
HierarchicalResult	getResult() Get the full result object
DBIDSelection	getSelection() Get the current selection.
String	getShortName() A short name for the result, useful for file names.
StyleResult	getStyleResult() Get the style result.
protected void	makeStyleResult(StyleLibrary stylelib) Generate a new style result for the given style library.
private void	processNewResult(HierarchicalResult baseResult, Result newResult) Process a particular result.
void	removeDataStoreListener(DataStoreListener l) Removes a listener previously added with addDataStoreListener.
void	removeResultListener(ResultListener listener) Remove a result listener.
void	setSelection(DBIDSelection sel) Set a new selection.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Logging LOG

Logger.

result

private HierarchicalResult result

The full result object

listenerList

private EventListenerList listenerList

The event listeners for this context.

projectors

private Collection<ProjectorFactory> projectors

Projectors to use

factories

private Collection<VisFactory> factories

Factories to use

selection

private SelectionResult selection

Selection result

styleresult

private StyleResult styleresult

Styling result

Constructor Detail

VisualizerContext

public VisualizerContext(HierarchicalResult result,
                 StyleLibrary stylelib,
                 Collection<ProjectorFactory> projectors,
                 Collection<VisFactory> factories)

Constructor. We currently require a Database and a Result.

Parameters:

result - Result

projectors - Projectors to use

factories - Visualizer Factories to use

Method Detail

makeStyleResult

protected void makeStyleResult(StyleLibrary stylelib)

Generate a new style result for the given style library.

Parameters:

stylelib - Style library

getResult

public HierarchicalResult getResult()

Get the full result object

Returns:

result object

getHierarchy

public ResultHierarchy getHierarchy()

Get the hierarchy object

Returns:

hierarchy object

getStyleResult

public StyleResult getStyleResult()

Get the style result.

Returns:

Style result

generateDefaultClustering

private Clustering<Model> generateDefaultClustering()

Generate a default (fallback) clustering.

Returns:

generated clustering

getSelection

public DBIDSelection getSelection()

Get the current selection.

Returns:

selection

setSelection

public void setSelection(DBIDSelection sel)

Set a new selection.

Parameters:

sel - Selection

addDataStoreListener

public void addDataStoreListener(DataStoreListener l)

Adds a listener for the DataStoreEvent posted after the content changes.

Parameters:

l - the listener to add

See Also:

removeDataStoreListener(de.lmu.ifi.dbs.elki.database.datastore.DataStoreListener)

removeDataStoreListener

public void removeDataStoreListener(DataStoreListener l)

Removes a listener previously added with addDataStoreListener.

Parameters:

l - the listener to remove

See Also:

addDataStoreListener(de.lmu.ifi.dbs.elki.database.datastore.DataStoreListener)

contentChanged

public void contentChanged(DataStoreEvent e)

Proxy datastore event to child listeners.

Specified by:

contentChanged in interface DataStoreListener

Parameters:

e - the update event

processNewResult

private void processNewResult(HierarchicalResult baseResult,
                    Result newResult)

Process a particular result.

Parameters:

baseResult - Base Result

newResult - Newly added Result

addResultListener

public void addResultListener(ResultListener listener)

Register a result listener.

Parameters:

listener - Result listener.

removeResultListener

public void removeResultListener(ResultListener listener)

Remove a result listener.

Parameters:

listener - Result listener.

getLongName

public String getLongName()

Description copied from interface: Result

A "pretty" name for the result, for use in titles, captions and menus.

Specified by:

getLongName in interface Result

Returns:

result name

getShortName

public String getShortName()

Description copied from interface: Result

A short name for the result, useful for file names.

Specified by:

getShortName in interface Result

Returns:

result name