B.2.3 Image

Functions for display of images in a window. Supported image formats include GIF, JPEG, PNG and FITS, which may be compressed. The SoG program (http://www.starlink.ac.uk/sog/) will be used if it is available, otherwise a no-frills image viewer will be used instead.

displayImage( label, location )

Displays the file at the given location in an image viewer.

• Parameters:
  • label (String): identifies the window in which the imag will be displayed
  • location (String): image location - may be a filename or URL
• Return value
  • (String): short log message