Source: plotting/hs_plot__set_x_dump_format.pro
hs_plot::set_x_dump_format Set whether screen dumps are to be stored in PNG or JPEG format. Usage: plotref -> set_x_dump_format, <key> Keywords: png Set the format to png jpeg Set the format to jpeg Notes: A key must be given, but jpeg=0 is allowed as a synonym for /png. History: Original: 17/7/02; SJT