octave: Area Series

 
 15.4.6.2 Area Series
 ....................
 
 Area series objects are created by the ‘area’ function.  Each of the
 ‘hggroup’ elements contains a single patch object.  The properties of
 the area series are
 
 ‘basevalue’
      The value where the base of the area plot is drawn.
 
 ‘linewidth’
 ‘linestyle’
      The line width and style of the edge of the patch objects making up
      the areas.  SeeLine Styles.
 
 ‘edgecolor’
 ‘facecolor’
      The line and fill color of the patch objects making up the areas.
      SeeColors.
 
 ‘xdata’
 ‘ydata’
      The x and y coordinates of the original columns of the data passed
      to ‘area’ prior to the cumulative summation used in the ‘area’
      function.
 
 ‘xdatasource’
 ‘ydatasource’
      Data source variables.