pwSaveFigures

 A primary figure is a figure that displays U, X, Y, or Z, depending
 on the current state of the corresponding toggle buttons in
 the main or equalizer window.

 The figure saving type can be specified in the configuration:

  config.plotting.saveFIG
  config.plotting.savePNG
  config.plotting.savePNGsmall
  config.plotting.saveEPS
  config.plotting.saveTIFFEPS
  config.plotting.saveJPG
  config.plotting.savePDF
  config.plotting.saveEMF