Package uk.ac.starlink.ttools.plottask

Class CartesianTablePlotData

  • All Implemented Interfaces:
    PlotData
    public class CartesianTablePlotData
extends TablePlotData
    PlotData concrete subclass for Cartesian data.
    Since:
    13 Aug 2008
    Author:
    Mark Taylor

    • Constructor Detail

      • CartesianTablePlotData

        public CartesianTablePlotData​(uk.ac.starlink.table.StarTable table,
                              java.lang.String[] setExprs,
                              java.lang.String[] setNames,
                              Style[] setStyles,
                              java.lang.String labelExpr,
                              java.lang.String[] coordExprs,
                              java.lang.String[] errExprs)
                       throws gnu.jel.CompilationException
        Constructor.
        Parameters:
        table - table this data is based on
        setExprs - nset-element array of JEL boolean expressions for subset inclusion criteria
        setNames - nset-element array of subset names
        setStyles - nset-element array of subset plot styles
        labelExpr - JEL String expression for text label
        coordExprs - ndim-element array of JEL numeric expressions for coords (numeric = widenable to double)
        errExprs - array of expression pairs giving error lower and/or upper bounds
        Throws:
        gnu.jel.CompilationException

    • Method Detail

      • getNdim

        public int getNdim()
        Description copied from interface: PlotData
        Returns the dimensionality of data points in this object.
        Returns:
        length of PointSequence.getPoint() return values

      • getNerror

        public int getNerror()
        Description copied from interface: PlotData
        Returns the number of error points per data point in this object.
        Returns:
        length of PointSequence.getErrors() return values

      • createPointSequence

        protected PointSequence createPointSequence​(SequentialJELRowReader rseq)
                                     throws gnu.jel.CompilationException
        Description copied from class: TablePlotData
        Constructs a point sequence suitable for dispensing by this plot data.
        Specified by:
        createPointSequence in class TablePlotData
        Parameters:
        rseq - row reader representing this data's table
        Returns:
        new point sequence for plotting
        Throws:
        gnu.jel.CompilationException