Vector graphic formats:
  eps Encapsulated PostScript
   ai Adobe Illustrator
  p2e pstoedit frontend format
   sk Sketch
  svg Scalable Vector Graphics
  fig XFIG 3.2
  emf Enhanced Metafile format
  mif FrameMaker MIF format
   er Elastic Reality Shape file
dxf12 DXF format (without splines)
  dxf default DXF format
  epd EPD format
  pdf PDF format
  cgm Computer Graphics Metafile