Package elki.visualization.visualizers.parallel.selection

Class SelectionToolAxisRangeVisualization.Instance

java.lang.Object

elki.visualization.visualizers.AbstractVisualization

elki.visualization.visualizers.parallel.AbstractParallelVisualization<NumberVector>

elki.visualization.visualizers.parallel.selection.SelectionToolAxisRangeVisualization.Instance

All Implemented Interfaces:

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

Enclosing class:

SelectionToolAxisRangeVisualization

public class SelectionToolAxisRangeVisualization.Instance
extends AbstractParallelVisualization<NumberVector>
implements DragableArea.DragListener

Instance

Author:

Robert Rödler

Field Summary

Fields

Modifier and Type	Field	Description
private static java.lang.String	CSS_RANGEMARKER	Generic tag to indicate the type of element.
private org.w3c.dom.Element	rtag	Element for selection rectangle

Fields inherited from class elki.visualization.visualizers.parallel.AbstractParallelVisualization

axsep, proj, relation

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
protected void	addCSSClasses(SVGPlot svgp)	Adds the required CSS-Classes
private void	deleteChildren(org.w3c.dom.Element container)	Delete the children of the element
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.
boolean	startDrag(org.w3c.dom.svg.SVGPoint startPoint, org.w3c.dom.events.Event evt)	Action to do on drag start.
private void	updateSelection(Projection proj, org.w3c.dom.svg.SVGPoint p1, org.w3c.dom.svg.SVGPoint p2)	Update the selection in the context.
private void	updateSelectionRectKoordinates(double x1, double x2, double y1, double y2, ModifiableHyperBoundingBox ranges)	Set the selected ranges and the mask for the actual dimensions in the context

Methods inherited from class elki.visualization.visualizers.parallel.AbstractParallelVisualization

getAxisSep, getMarginLeft, getMarginTop, getSizeX, getSizeY, getVisibleAxisX, 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

CSS_RANGEMARKER

private static final java.lang.String CSS_RANGEMARKER

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

See Also:

Constant Field Values

rtag

private org.w3c.dom.Element rtag

Element for selection rectangle

Constructor Detail

Instance

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

Constructor.

Parameters:

context - Visualizer context

task - 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

Overrides:

fullRedraw in class AbstractParallelVisualization<NumberVector>

deleteChildren

private void deleteChildren(org.w3c.dom.Element container)

Delete the children of the element

Parameters:

container - SVG-Element

updateSelectionRectKoordinates

private void updateSelectionRectKoordinates(double x1,
                                            double x2,
                                            double y1,
                                            double y2,
                                            ModifiableHyperBoundingBox ranges)

Set the selected ranges and the mask for the actual dimensions in the context

Parameters:

x1 - min x-value

x2 - max x-value

y1 - min y-value

y2 - max y-value

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

updateSelection

private void updateSelection(Projection proj,
                             org.w3c.dom.svg.SVGPoint p1,
                             org.w3c.dom.svg.SVGPoint p2)

Update the selection in the context.

Parameters:

proj - The projection

p1 - First Point of the selected rectangle

p2 - Second Point of the selected rectangle

addCSSClasses

protected void addCSSClasses(SVGPlot svgp)

Adds the required CSS-Classes

Parameters:

svgp - SVG-Plot