Package elki.visualization.visualizers.silhouette

Class SilhouettePlotSelectionToolVisualization.Instance

java.lang.Object

elki.visualization.visualizers.AbstractVisualization

elki.visualization.visualizers.silhouette.AbstractSilhouetteVisualization

elki.visualization.visualizers.silhouette.SilhouettePlotSelectionToolVisualization.Instance

All Implemented Interfaces:

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

Enclosing class:

SilhouettePlotSelectionToolVisualization

public static class SilhouettePlotSelectionToolVisualization.Instance
extends AbstractSilhouetteVisualization
implements DragableArea.DragListener

Instance.

Author:

Robert Gehde

Field Summary

Fields

Modifier and Type	Field	Description
protected static java.lang.String	CSS_MARKER	CSS class for markers
protected static java.lang.String	CSS_RANGEMARKER	CSS class for markers
private org.w3c.dom.Element	mtag	Element for the marker
private int	plotSize	Nmber of points pllus spaces in the plot

Fields inherited from class elki.visualization.visualizers.silhouette.AbstractSilhouetteVisualization

plotheight, plotwidth, silhouette

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()	Adds the required CSS-Classes
org.w3c.dom.Element	addMarkerRect(double x1, double width)	Create a rectangle as marker (Marker higher than plot!)
boolean	duringDrag(org.w3c.dom.svg.SVGPoint startPoint, org.w3c.dom.svg.SVGPoint dragPoint, org.w3c.dom.events.Event evt, boolean inside)	Method called during drags.
boolean	endDrag(org.w3c.dom.svg.SVGPoint startPoint, org.w3c.dom.svg.SVGPoint dragPoint, org.w3c.dom.events.Event evt, boolean inside)	Method called when a drag was ended.
void	fullRedraw()	Request a full redrawing of the visualization.
private SilhouettePlotSelectionToolVisualization.Mode	getInputMode(org.w3c.dom.events.Event evt)	Get the current input mode, on each mouse event.
private int	getSelectedIndex(org.w3c.dom.svg.SVGPoint cPt)	Gets the Index of the ClusterOrderEntry where the event occurred
boolean	startDrag(org.w3c.dom.svg.SVGPoint startPoint, org.w3c.dom.events.Event evt)	Action to do on drag start.
protected void	updateSelection(SilhouettePlotSelectionToolVisualization.Mode mode, int begin, int end)	Updates the selection for the given ClusterOrderEntry.

Methods inherited from class elki.visualization.visualizers.silhouette.AbstractSilhouetteVisualization

makeLayerElement

Methods inherited from class elki.visualization.visualizers.AbstractVisualization

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

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

CSS_MARKER

protected static final java.lang.String CSS_MARKER

CSS class for markers

See Also:

Constant Field Values

CSS_RANGEMARKER

protected static final java.lang.String CSS_RANGEMARKER

CSS class for markers

See Also:

Constant Field Values

mtag

private org.w3c.dom.Element mtag

Element for the marker

plotSize

private int plotSize

Nmber of points pllus spaces in the plot

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

addMarkerRect

public org.w3c.dom.Element addMarkerRect(double x1,
                                         double width)

Create a rectangle as marker (Marker higher than plot!)

Parameters:

x1 - X-Value for the marker

width - Width of an entry

Returns:

SVG-Element svg-rectangle

startDrag

public boolean startDrag(org.w3c.dom.svg.SVGPoint startPoint,
                         org.w3c.dom.events.Event evt)

Description copied from interface: DragableArea.DragListener

Action to do on drag start.

Specified by:

startDrag in interface DragableArea.DragListener

Parameters:

startPoint - Point where the drag was started.

evt - The event object

Returns:

true to start the drag operation

duringDrag

public boolean duringDrag(org.w3c.dom.svg.SVGPoint startPoint,
                          org.w3c.dom.svg.SVGPoint dragPoint,
                          org.w3c.dom.events.Event evt,
                          boolean inside)

Description copied from interface: DragableArea.DragListener

Method called during drags.

Specified by:

duringDrag in interface DragableArea.DragListener

Parameters:

startPoint - Drag starting point

dragPoint - Drag end point

evt - The event object

inside - Inside the tracked element

Returns:

true to continue the drag

endDrag

public boolean endDrag(org.w3c.dom.svg.SVGPoint startPoint,
                       org.w3c.dom.svg.SVGPoint dragPoint,
                       org.w3c.dom.events.Event evt,
                       boolean inside)

Description copied from interface: DragableArea.DragListener

Method called when a drag was ended.

Specified by:

endDrag in interface DragableArea.DragListener

Parameters:

startPoint - Drag starting point

dragPoint - Drag end point

evt - The event object

inside - Whether the end point was inside the area

Returns:

true to complete the drag

getInputMode

private SilhouettePlotSelectionToolVisualization.Mode getInputMode(org.w3c.dom.events.Event evt)

Get the current input mode, on each mouse event.

Parameters:

evt - Mouse event.

Returns:

Input mode

getSelectedIndex

private int getSelectedIndex(org.w3c.dom.svg.SVGPoint cPt)

Gets the Index of the ClusterOrderEntry where the event occurred

Parameters:

cPt - clicked point

Returns:

Index of the object

updateSelection

protected void updateSelection(SilhouettePlotSelectionToolVisualization.Mode mode,
                               int begin,
                               int end)

Updates the selection for the given ClusterOrderEntry.

Parameters:

mode - Input mode

begin - first index to select

end - last index to select

addCSSClasses

private void addCSSClasses()

Adds the required CSS-Classes