May be this test page ?
http://www.i18nguy.com/unicode/supplementary-test.html
2017-11-13 20:38 GMT+01:00 James Kass via Unicode <unicode_at_unicode.org>:
> A font's sample text can be used in place of the default "The quick
> brown fox..." text which is used to illustrate the typeface in
> applications which support that feature.
>
> One approach would be to find a non-gibberish text string using some
> Plane 2 characters and add the BMP glyphs to the font mapped to the
> BMP PUA. Because if only a handful of BMP CJK glyphs were added to
> the font mapped to their standard code points, the font might need to
> claim to support BMP CJK (when in fact it does not) in order to
> display the sample text. Or, (if standard code points are used) the
> font might be auto-detected as supporting BMP CJK by some
> applications, when it doesn't really support that range.
>
> On Mon, Nov 13, 2017 at 10:20 AM, Peter Constable via Unicode
> <unicode_at_unicode.org> wrote:
> > I’m wondering if anyone could come up with a string of 15 to 40
> characters _using only plane 2 characters_ that wouldn’t be gibberish?
> >
> > We are considering adding sample-text strings in some of our fonts. (In
> OpenType, the ‘name’ table can take sample-text strings using name ID 19.)
> One particular issue we have is the Simsun-ExtB and MingLiU-ExtB fonts,
> which have CJK characters from plane 2 only.
> >
> > Background:
> > The Simsun-ExtB and MingLiU-ExtB fonts are meant to complement the
> Simsun and MingLiU fonts: the combined glyph count exceeds the number of
> glyphs that can be added in a single OpenType font, and so the “ExtB” fonts
> are used to contain all of the Plane 2 characters that are supported. For
> example, the Simsun font supports 28738 BMP characters, and no plane 2
> characters, while Simsun-ExtB supports the Basic Latin block from the BMP
> plus 47,293 plane 2 characters. The combined glyph count exceeds 64K, so
> can’t go into a single font.
> >
> >
> >
> > Peter
>
>
Received on Mon Nov 13 2017 - 13:51:57 CST
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