uk.ac.starlink.topcat.plot2

Class SingleZoneLayerManager

java.lang.Object

uk.ac.starlink.topcat.plot2.SingleZoneLayerManager

All Implemented Interfaces:

ZoneLayerManager

public class SingleZoneLayerManager
extends Object
implements ZoneLayerManager

ZoneLayerManager implementation for a single FormLayerControl working with a single plot zone.

Since:

18 Aug 2023

Author:

Mark Taylor

Constructor Summary

Constructors

Constructor and Description
SingleZoneLayerManager(FormLayerControl flc) Constructor.

Method Summary

Modifier and Type	Method and Description
TopcatLayer[]	getLayers(uk.ac.starlink.ttools.plot2.Ganger<?,?> ganger) Returns the layers contributed by this control.
Map<FormControl,List<uk.ac.starlink.ttools.plot2.PlotLayer>>	getLayersByControl(uk.ac.starlink.ttools.plot2.Ganger<?,?> ganger) Returns a map associating plot layers with form controls that are associated with this object.
Map<RowSubset,List<uk.ac.starlink.ttools.plot.Style>>	getStylesBySubset() Returns a map associating plot styles with RowSubsets for the current configuration.
boolean	hasLayers() Indicates whether this control will yield any layers in its current state.

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleZoneLayerManager

public SingleZoneLayerManager(FormLayerControl flc)

Constructor.

Parameters:

flc - layer control

Method Detail

hasLayers

public boolean hasLayers()

Description copied from interface: ZoneLayerManager

Indicates whether this control will yield any layers in its current state. It returns true if getLayers will return a non-empty array. False positives are best avoided, but permitted.

Specified by:

hasLayers in interface ZoneLayerManager

Returns:

true if there is a non-zero number of layers

getStylesBySubset

public Map<RowSubset,List<uk.ac.starlink.ttools.plot.Style>> getStylesBySubset()

Description copied from interface: ZoneLayerManager

Returns a map associating plot styles with RowSubsets for the current configuration.

Specified by:

getStylesBySubset in interface ZoneLayerManager

Returns:

ordered RowSubset->Styles map

getLayersByControl

public Map<FormControl,List<uk.ac.starlink.ttools.plot2.PlotLayer>> getLayersByControl(uk.ac.starlink.ttools.plot2.Ganger<?,?> ganger)

Description copied from interface: ZoneLayerManager

Returns a map associating plot layers with form controls that are associated with this object.

Specified by:

getLayersByControl in interface ZoneLayerManager

Parameters:

ganger - ganger

Returns:

FormControl->PlotLayers map

getLayers

public TopcatLayer[] getLayers(uk.ac.starlink.ttools.plot2.Ganger<?,?> ganger)

Description copied from interface: ZoneLayerManager

Returns the layers contributed by this control.

Specified by:

getLayers in interface ZoneLayerManager

Parameters:

ganger - ganger within which layers will be used

Returns:

layers