Package weka.gui.visualize

Class PlotData2D

  • public class PlotData2D
extends java.lang.Object
    This class is a container for plottable data. Instances form the primary data. An optional array of classifier/clusterer predictions (associated 1 for 1 with the instances) can also be provided.
    Version:
    $Revision: 7059 $
    Author:
    Mark Hall (mhall@cs.waikato.ac.nz)

    • Field Detail

      • m_useCustomColour

        public boolean m_useCustomColour
        Custom colour for this plot

      • m_customColour

        public java.awt.Color m_customColour

      • m_displayAllPoints

        public boolean m_displayAllPoints
        Display all points (ie. those that map to the same display coords)

      • m_alwaysDisplayPointsOfThisSize

        public int m_alwaysDisplayPointsOfThisSize
        If the shape size of a point equals this size then always plot it (i.e. even if it is obscured by other points)

    • Constructor Detail

      • PlotData2D

        public PlotData2D​(Instances insts)
        Construct a new PlotData2D using the supplied instances
        Parameters:
        insts - the instances to use.

    • Method Detail

      • addInstanceNumberAttribute

        public void addInstanceNumberAttribute()
        Adds an instance number attribute to the plottable instances,

      • getPlotInstances

        public Instances getPlotInstances()
        Returns the instances for this plot
        Returns:
        the instances for this plot

      • setPlotName

        public void setPlotName​(java.lang.String name)
        Set the name of this plot
        Parameters:
        name - the name for this plot

      • getPlotName

        public java.lang.String getPlotName()
        Get the name of this plot
        Returns:
        the name of this plot

      • setPlotNameHTML

        public void setPlotNameHTML​(java.lang.String name)
        Set the plot name for use in a tool tip text.
        Parameters:
        name - the name of the plot for potential use in a tool tip text (may use html).

      • getPlotNameHTML

        public java.lang.String getPlotNameHTML()
        Get the name of the plot for use in a tool tip text. Defaults to the standard plot name if it hasn't been set.
        Returns:
        the name of this plot (possibly in html) for use in a tool tip text.

      • setShapeType

        public void setShapeType​(int[] st)
                  throws java.lang.Exception
        Set the shape type for the plot data
        Parameters:
        st - an array of integers corresponding to shape types (see constants defined in Plot2D)
        Throws:
        java.lang.Exception

      • setShapeType

        public void setShapeType​(FastVector st)
                  throws java.lang.Exception
        Set the shape type for the plot data
        Parameters:
        st - a FastVector of integers corresponding to shape types (see constants defined in Plot2D)
        Throws:
        java.lang.Exception

      • setShapeSize

        public void setShapeSize​(int[] ss)
                  throws java.lang.Exception
        Set the shape sizes for the plot data
        Parameters:
        ss - an array of integers specifying the size of data points
        Throws:
        java.lang.Exception

      • setShapeSize

        public void setShapeSize​(FastVector ss)
                  throws java.lang.Exception
        Set the shape sizes for the plot data
        Parameters:
        ss - a FastVector of integers specifying the size of data points
        Throws:
        java.lang.Exception

      • setConnectPoints

        public void setConnectPoints​(boolean[] cp)
                      throws java.lang.Exception
        Set whether consecutive points should be connected by lines
        Parameters:
        cp - an array of boolean specifying which points should be connected to their preceeding neighbour.
        Throws:
        java.lang.Exception

      • setConnectPoints

        public void setConnectPoints​(FastVector cp)
                      throws java.lang.Exception
        Set whether consecutive points should be connected by lines
        Parameters:
        cp - a FastVector of boolean specifying which points should be connected to their preceeding neighbour.
        Throws:
        java.lang.Exception

      • setCustomColour

        public void setCustomColour​(java.awt.Color c)
        Set a custom colour to use for this plot. This overides any data index to use for colouring. If null, then will revert back to the default (no custom colouring).
        Parameters:
        c - a custom colour to use for this plot or null (default---no colouring).

      • setXindex

        public void setXindex​(int x)
        Set the x index of the data.
        Parameters:
        x - the x index

      • setYindex

        public void setYindex​(int y)
        Set the y index of the data
        Parameters:
        y - the y index

      • setCindex

        public void setCindex​(int c)
        Set the colouring index of the data
        Parameters:
        c - the colouring index

      • getXindex

        public int getXindex()
        Get the currently set x index of the data
        Returns:
        the current x index

      • getYindex

        public int getYindex()
        Get the currently set y index of the data
        Returns:
        the current y index

      • getCindex

        public int getCindex()
        Get the currently set colouring index of the data
        Returns:
        the current colouring index