Munzir Taha wrote:
Third, I am still searching for the right font but can't find it yet. Can
you help me?
I was looking at some old type book, specifically at the Linotype Pi
characters catalog, and they apparently had an Arabic Maths Pi family
with two fonts. Those fonts have mirorred
On 04/01/2002 07:24:40 PM Markus Scherer wrote:
I believe that the current mirrored and mirrored glyph properties are
useful only when no help can be obtained from the font; otherwise, the
resolved directionality should be provided to the font, which should
then select the appropriate shape
[EMAIL PROTECTED] wrote:
This raises a question in my mind: how is an app to know whether the layout
engine+font are smart enough? ...
In other words, it seems to me that it must be agreed that an
app should assume it is handled by Uniscribe/OT, or should assume that it
is not.
Yes, I
Eric Muller wrote:
I believe that the current mirrored and mirrored glyph properties are
useful only when no help can be obtained from the font; otherwise, the
resolved directionality should be provided to the font, which should
then select the appropriate shape for each and every
font but can't find it yet. Can
you help me?
- Original Message -
From: Marco Cimarosti [EMAIL PROTECTED]
To: 'Munzir Taha' [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Sent: Thursday, March 28, 2002 12:37 PM
Subject: RE: how can I write an arabic square root- I think I've understoo d
a little
Munzir Taha wrote:
Second, why then Unicode choose some characters like parantheses to have two
glyphs whereas others like sqrt haven't. What's the point?
I think of the mirrored stuff as: We (Unicode) do not want to encode
separate characters for ltr and rtl contexts (just like we do not
Eric Muller wrote:
Munzir Taha wrote:
Second, why then Unicode choose some characters like
parantheses to have two
glyphs whereas others like sqrt haven't. What's the point?
There is a misunderstanding here: the square root character *does* have the
mirrored property, just like
write an arabic square root- I think I've
understood a little.-thanks and why
Eric Muller wrote:
Munzir Taha wrote:
Second, why then Unicode choose some characters like
parantheses to have two
glyphs whereas others like sqrt haven't. What's the point?
There is a misunderstanding here
At 23:44 3/27/2002, Asmus Freytag wrote:
That's what's supposed to happen, when system and font designers correctly
implement the mirrored glyphs.
It might be a good idea if someone explained to us font designers exactly
what is required of us. Some mirrored forms such as the parentheses, are
Munzir Taha wrote:
No: common characters, such as parentheses or double quotes
are supported
even on my system. So, the mechanism is already in place on
many systems.
Please, execuse me but I need more explanation in this issue.
When I need to enter parentheses or double quotes, I
John Hudson wrote:
It might be a good idea if someone explained to us font designers
exactly what is required of us. Some mirrored forms such as the
parentheses, are being handled in character processing, not glyph
processing, and I have yet to see any set of requirements (e.g. in
Eric Muller wrote:
[...] what makes the selection of a shape appropriate for
rtl or ltr context any different? in particular, why
should we rule out the use of an alternate shape for A
based on the directionality?
This is particularly relevant for alphabets (such as Old Italic or Greek)
, 2002 3:44 PM
Subject: RE: how can I write an arabic square root
Take a look at this page
http://www.unicode.org/Public/UNIDATA/BidiMirroring.txt
It says: The following characters have no appropriate
mirroring character
... #221A
Yes. And have you read the explanation at the top
: Marco Cimarosti [EMAIL PROTECTED]
To: 'Munzir Taha' [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Sent: Wednesday, March 27, 2002 1:27 PM
Subject: RE: how can I write an arabic square root
Munzir Taha wrote (privately):
Thanks, what I can understand now is that it's practically
impossible to
insert
It's just a english square root symbol flipped horizontally. I think there
should be one in the unicode, doesn't it?
_
Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp.
munzir taha wrote:
It's just a english square root symbol flipped horizontally. I think
there should be one in the unicode, doesn't it?
It is the task of the font and the layout engine to mirror certain character's glyphs
in a right-to-left context.
Sometimes there is another character
Munzir Taha wrote:
It's just a english square root symbol flipped horizontally.
I think there should be one in the unicode, doesn't it?
In Unicode, there is no need for right-to-left versions of mathematical
symbols. The square root character U+221A is the same for English and
Arabic.
The
In Unicode, there is no need for right-to-left versions of mathematical
symbols. The square root character U+221A is the same for English and
Arabic.
The trick is that this kind of characters (punctuation, operators, symbol)
have a property, called "mirrored", which causes them to be displayed
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