PaperSize.from_ppd
Description:
[ CCode ( has_construct_function = false ) ]
[ Version ( since = "2.10" ) ]
public PaperSize.from_ppd (string ppd_name, string ppd_display_name, double width, double height)
  [ Version ( since = "2.10" ) ]
public PaperSize.from_ppd (string ppd_name, string ppd_display_name, double width, double height)
Creates a new PaperSize object by using PPD information.
If ppd_name is not a recognized PPD paper name, ppd_display_name, width and height are used
       to construct a custom PaperSize object.
Parameters:
| ppd_name | a PPD paper name | 
| ppd_display_name | the corresponding human-readable name | 
| width | the paper width, in points | 
| height | the paper height in points |