Specifies predefined sizes, in thousandths of an inch, for TXT (ASCII) PAGE_WIDTH, PAGE_HEIGHT filter control parameters.

Values:

IG_ASCIIXSIZELETTER	Letter size width (8 1/2").
IG_ASCIIYSIZELETTER	Letter size height (11").
IG_ASCIIXSIZELEGAL	Legal size width (8 1/2").
IG_ASCIIYSIZELEGAL	Legal size height (14").
IG_ASCIIXSIZEEXECUTIVE	Executive size width (7 1/4").
IG_ASCIIYSIZEEXECUTIVE	Executive size height (10 1/2").
IG_ASCIIXSIZEENVELOPE	Envelope size width (4 1/8").
IG_ASCIIYSIZEENVELOPE	Envelope size height (9 1/2").