Package elki.visualization.visualizers.scatterplot.cluster

Class ClusterConvexHullVisualization.Instance

java.lang.Object

elki.visualization.visualizers.AbstractVisualization

elki.visualization.visualizers.scatterplot.AbstractScatterplotVisualization

elki.visualization.visualizers.scatterplot.cluster.ClusterConvexHullVisualization.Instance

All Implemented Interfaces:

DataStoreListener, ResultListener, VisualizationListener, Visualization, java.util.EventListener

Enclosing class:

ClusterConvexHullVisualization

public static class ClusterConvexHullVisualization.Instance
extends AbstractScatterplotVisualization

Instance.

Author:

Robert Rödler, Erich Schubert

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	CLUSTERHULL	Generic tags to indicate the type of element.

Fields inherited from class elki.visualization.visualizers.scatterplot.AbstractScatterplotVisualization

proj, rel, sample

Fields inherited from class elki.visualization.visualizers.AbstractVisualization

context, layer, svgp, task

Constructor Summary

Constructors

Constructor	Description
Instance(VisualizerContext context, VisualizationTask task, VisualizationPlot plot, double width, double height, Projection proj)	Constructor

Method Summary

Modifier and Type	Method	Description
private void	addCSSClasses(SVGPlot svgp, int clusterID, double opac)	Adds the required CSS-Classes
private DoubleObjPair<Polygon>	buildHullsRecursively(Cluster<Model> clu, Hierarchy<Cluster<Model>> hier, java.util.Map<java.lang.Object,DoubleObjPair<Polygon>> hulls)	Recursively step through the clusters to build the hulls.
void	fullRedraw()	Request a full redrawing of the visualization.

Methods inherited from class elki.visualization.visualizers.scatterplot.AbstractScatterplotVisualization

setupCanvas, setupCanvas, visualizationChanged

Methods inherited from class elki.visualization.visualizers.AbstractVisualization

addListeners, contentChanged, destroy, getHeight, getLayer, getWidth, incrementalRedraw, resultChanged

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.result.ResultListener

resultAdded, resultRemoved

Field Detail

CLUSTERHULL

public static final java.lang.String CLUSTERHULL

Generic tags to indicate the type of element. Used in IDs, CSS-Classes etc.

See Also:

Constant Field Values

Constructor Detail

Instance

public Instance(VisualizerContext context,
                VisualizationTask task,
                VisualizationPlot plot,
                double width,
                double height,
                Projection proj)

Constructor

Parameters:

context - Visualizer context

task - Visualization task

plot - Plot to draw to

width - Embedding width

height - Embedding height

proj - Projection

Method Detail

fullRedraw

public void fullRedraw()

Description copied from interface: Visualization

Request a full redrawing of the visualization.

Specified by:

fullRedraw in interface Visualization

Specified by:

fullRedraw in class AbstractVisualization

buildHullsRecursively

private DoubleObjPair<Polygon> buildHullsRecursively(Cluster<Model> clu,
                                                     Hierarchy<Cluster<Model>> hier,
                                                     java.util.Map<java.lang.Object,DoubleObjPair<Polygon>> hulls)

Recursively step through the clusters to build the hulls.

Parameters:

clu - Current cluster

hier - Clustering hierarchy

hulls - Hull map

addCSSClasses

private void addCSSClasses(SVGPlot svgp,
                           int clusterID,
                           double opac)

Adds the required CSS-Classes

Parameters:

svgp - SVG-Plot