Interface ZoneLayerManager

All Known Implementing Classes:
MatrixLayerManager, SingleZoneLayerManager

public interface ZoneLayerManager
Abstraction for behaviour of controls that may work with multiple zones, form controls and styles.
Since:
18 Aug 2023
Author:
Mark Taylor
  • Method Summary

    Modifier and Type
    Method
    Description
    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>>
    Returns a map associating plot styles with RowSubsets for the current configuration.
    boolean
    Indicates whether this control will yield any layers in its current state.
  • Method Details

    • hasLayers

      boolean hasLayers()
      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.
      Returns:
      true if there is a non-zero number of layers
    • getLayers

      TopcatLayer[] getLayers(uk.ac.starlink.ttools.plot2.Ganger<?,?> ganger)
      Returns the layers contributed by this control.
      Parameters:
      ganger - ganger within which layers will be used
      Returns:
      layers
    • getStylesBySubset

      Map<RowSubset,List<uk.ac.starlink.ttools.plot.Style>> getStylesBySubset()
      Returns a map associating plot styles with RowSubsets for the current configuration.
      Returns:
      ordered RowSubset->Styles map
    • getLayersByControl

      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.
      Parameters:
      ganger - ganger
      Returns:
      FormControl->PlotLayers map