> [...] I want to use the subfonts.pe to generate another *set* of
> subfonts with GBK encoding. If I want to do this thing, can I use
> the following command:
>
> fontforge -script subfonts.pe my_font.ttf my_font_name UGBK.sfd
Yes.
> And I also want to know, if I do this thing, the ttf font, such as
> Sun-ExtB.ttf, can be used or not?
No. The GBK encoding only supports the BMP of Unicode (this is,
characters <= U+FFFF).
> Furthermore, how can I know a ttf font can be manipulate with
> subfonts.pe for GBK encoding rightly, say, can a GB18030 ttf font be
> used for GBK encoding after the processing by subfonts.pe?
Yes. fontforge recognizes the cmaps in the TTF and maps everything to
Unicode internally. Of course, all characters > U+FFFF are lost
because they can't be represented in GBK.
Werner
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