W3C home > Mailing lists > Public > www-svg@w3.org > November 2008

RE: [1.2T-LC] i18n comment 1: Explanation of ligatures (ISSUE-2102)

From: Richard Ishida <ishida@w3.org>
Date: Mon, 3 Nov 2008 18:29:08 -0000
To: "'Doug Schepers'" <schepers@w3.org>
Cc: <www-svg@w3.org>, <public-i18n-core@w3.org>
Message-ID: <015f01c93de2$0fc0b300$2f421900$@org>

Looks good. Thanks.

RI

============
Richard Ishida
Internationalization Lead
W3C (World Wide Web Consortium)

http://www.w3.org/International/
http://rishida.net/



> -----Original Message-----
> From: Doug Schepers [mailto:schepers@w3.org]
> Sent: 03 November 2008 17:49
> To: Richard Ishida
> Cc: www-svg@w3.org; public-i18n-core@w3.org
> Subject: Re: [1.2T-LC] i18n comment 1: Explanation of ligatures (ISSUE-2102)
> 
> Hi, Richard-
> 
> Thanks very much for the suggested additions, that is most helpful.  I
> have added them all, as requested, and marked the issue as closed, with
> your disposition as satisfied.  Please let us know if this works for you.
> 
> Thanks-
> -Doug
> 
> Richard Ishida wrote (on 11/3/08 11:45 AM):
> > Here are some suggestions for wording in 10.2:
> >
> > [1] Remove the parens from "(Note that for proper rendering of many
> > languages, ligatures are required for certain character
> > combinations.)" and tack on to the end "and are not optional
> > typographic features.  For example, this is the case for most
> > languages throughout South and South East Asia."
> >
> > [2] Add another bullet point, perhaps in 3rd position, that says
> > something along the lines of
> >
> > [[ Context-sensitive glyph positioning - In many scripts, the precise
> > positioning of the glyph for a given character (especially
> > diacritics) will vary according to the visual context.  For example,
> > Thai tone marks are rendered above the base consonant, but need to be
> > moved upwards further if a vowel-sign also appears above the base
> > consonant. The same character is used in memory, but the final
> > location of the glyph is sensitive to context. ]]
> >
> >
> >
> > [3] Add another bullet just after the one above something like...
> >
> > [[ Complex positioning of character glyphs - In scripts, such as
> > those used for Indian languages, a combining vowel character that
> > appears after a base consonant in memory may be displayed to the left
> > of the base consonant, or on two sides of the base consonant, ie. the
> > left-most glyph in rendered text may not be the first character in a
> > text element.  Indeed, such vowel characters may be rendered to the
> > left of, or on more than one side of, a <em>cluster</em> of
> > consonants that ends with the character they follow in memory.  On
> > the other hand, a Hindi RA character at the beginning of a consonant
> > cluster in memory may be displayed over a following vowel sign to the
> > right of the following syllabic cluster.  The location in which
> > glyphs are displayed, from left to right, in these scripts can differ
> > significantly from the order of the characters in memory. ]]
> >
> >
> > If you add some additional wording along the lines of the above, and
> > given the changes already made,  I believe you will satisfy our
> > comment.
> >
> > Thank you.
> >
> > RI
> >
> >
Received on Monday, 3 November 2008 18:29:13 GMT

This archive was generated by hypermail 2.3.1 : Friday, 8 March 2013 15:54:41 GMT