Package elki.visualization.gui.detail

Class DetailView

java.lang.Object

elki.visualization.svg.SVGPlot

elki.visualization.gui.VisualizationPlot

elki.visualization.gui.detail.DetailView

All Implemented Interfaces:

ResultListener, VisualizationListener, java.util.EventListener

public class DetailView
extends VisualizationPlot
implements ResultListener, VisualizationListener

Manages a detail view.

Since:

0.4.0

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field	Description
(package private) VisualizerContext	context	The visualizer context
private double	height	The created height
private PlotItem	item	Meta information on the visualizers contained.
private static Logging	LOG	Class logger
(package private) java.util.concurrent.atomic.AtomicReference<java.lang.Runnable>	pendingRefresh	Pending refresh, for lazy refreshing
(package private) double	ratio	Ratio of this view.
(package private) java.util.Map<VisualizationTask,Visualization>	taskmap	Map from tasks to visualizations.
private double	width	The created width

Fields inherited from class elki.visualization.gui.VisualizationPlot

pendingRedraw, updateQueue

Fields inherited from class elki.visualization.svg.SVGPlot

DEFAULT_QUALITY, NO_EXPORT_ATTRIBUTE

Constructor Summary

Constructors

Constructor	Description
DetailView(VisualizerContext context, PlotItem vis, double ratio)	Constructor.

Method Summary

Modifier and Type	Method	Description
private void	addBackground(VisualizerContext context)	Create a background node.
void	destroy()	Cleanup function.
void	dispose()	Clean up the plot.
PlotItem	getPlotItem()	Get the item visualized by this view.
double	getRatio()	Get the plot ratio.
private void	initialize()
private Visualization	instantiateVisualization(VisualizationTask task)	Instantiate a visualization.
private void	lazyRefresh()	Trigger a refresh.
protected void	redraw()	Redraw all pending updates.
private void	refresh()	Do a refresh (when visibilities have changed).
void	resultAdded(java.lang.Object child, java.lang.Object parent)	A new derived result was added.
void	resultChanged(java.lang.Object current)	Notify that the current result has changed substantially.
void	resultRemoved(java.lang.Object child, java.lang.Object parent)	A result was removed.
void	setRatio(double ratio)	Set the plot ratio
void	visualizationChanged(VisualizationItem current)	Visualization has changed.

Methods inherited from class elki.visualization.gui.VisualizationPlot

requestRedraw, synchronizedRedraw

Methods inherited from class elki.visualization.svg.SVGPlot

addCSSClassOrLogError, cloneDocument, dumpDebugFile, elementCoordinatesFromEvent, getAllIds, getCSSClassManager, getDefs, getDisableInteractions, getDocument, getDomImpl, getIdElement, getRoot, makeAWTImage, putIdElement, saveAsANY, saveAsEPS, saveAsJPEG, saveAsJPEG, saveAsPDF, saveAsPNG, saveAsPS, saveAsSVG, scheduleUpdate, setDisableInteractions, svgCircle, svgElement, svgElement, svgLine, svgRect, svgText, synchronizeWith, transcode, unsynchronizeWith, updateStyleElement

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

Class logger

item

private PlotItem item

Meta information on the visualizers contained.

ratio

double ratio

Ratio of this view.

context

VisualizerContext context

The visualizer context

taskmap

java.util.Map<VisualizationTask,Visualization> taskmap

Map from tasks to visualizations.

width

private double width

The created width

height

private double height

The created height

pendingRefresh

java.util.concurrent.atomic.AtomicReference<java.lang.Runnable> pendingRefresh

Pending refresh, for lazy refreshing

Constructor Detail

DetailView

public DetailView(VisualizerContext context,
                  PlotItem vis,
                  double ratio)

Constructor.

Parameters:

vis - Visualizations to use

ratio - Plot ratio

Method Detail

addBackground

private void addBackground(VisualizerContext context)

Create a background node. Note: don't call this at arbitrary times - the background may cover already drawn parts of the image!

Parameters:

context -

initialize

private void initialize()

refresh

private void refresh()

Do a refresh (when visibilities have changed).

instantiateVisualization

private Visualization instantiateVisualization(VisualizationTask task)

Instantiate a visualization.

Parameters:

task - Task to instantiate

Returns:

Visualization

destroy

public void destroy()

Cleanup function. To remove listeners.

dispose

public void dispose()

Description copied from class: SVGPlot

Clean up the plot.

Overrides:

dispose in class SVGPlot

getRatio

public double getRatio()

Get the plot ratio.

Returns:

the current ratio

setRatio

public void setRatio(double ratio)

Set the plot ratio

Parameters:

ratio - the new ratio to set

lazyRefresh

private void lazyRefresh()

Trigger a refresh.

resultAdded

public void resultAdded(java.lang.Object child,
                        java.lang.Object parent)

Description copied from interface: ResultListener

A new derived result was added.

Specified by:

resultAdded in interface ResultListener

Parameters:

child - New child result added

parent - Parent result that was added to

resultChanged

public void resultChanged(java.lang.Object current)

Description copied from interface: ResultListener

Notify that the current result has changed substantially.

Specified by:

resultChanged in interface ResultListener

Parameters:

current - Result that has changed.

resultRemoved

public void resultRemoved(java.lang.Object child,
                          java.lang.Object parent)

Description copied from interface: ResultListener

A result was removed.

Specified by:

resultRemoved in interface ResultListener

Parameters:

child - result that was removed

parent - Parent result that was removed from

visualizationChanged

public void visualizationChanged(VisualizationItem current)

Description copied from interface: VisualizationListener

Visualization has changed.

Specified by:

visualizationChanged in interface VisualizationListener

Parameters:

current - Changed visualization

redraw

protected void redraw()

Description copied from class: VisualizationPlot

Redraw all pending updates.

Overrides:

redraw in class VisualizationPlot

getPlotItem

public PlotItem getPlotItem()

Get the item visualized by this view.

Returns:

Plot item