Re: Bidirectional text on Lyx-1.5-unicode

2006-07-26 Thread Andre Poenitz
On Tue, Jul 25, 2006 at 12:41:55AM +0200, Charles de Miramon wrote: > One point made by Lars Knoll in his presentation is that the difficulty when > you go down the Unicode lane is not to degradate the performance > for 'normal' users too much. With ucs-4, if I'm correct, you multiply by 4 > the me

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-25 Thread Lars Gullik Bjønnes
Charles de Miramon <[EMAIL PROTECTED]> writes: | Lars Gullik Bjønnes wrote: | | | > So what I plan to do is to stor ucs-4 in our paragraph vector, when | > rendering transforms that in a frontend specific way to something the | > frontend can handle. For Qt this is ucs-2 strings, and use that t

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-25 Thread Jose' Matos
On Monday 24 July 2006 23:41, Charles de Miramon wrote: > I know there is a Ugaritic package for LaTeX. But is it really serious to > multiply the memory cost of LyX for the two thousand people in the world > that can write cuneiforms ? With all the due respect Charles but if you ever saw lyx sp

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-24 Thread Charles de Miramon
Lars Gullik Bjønnes wrote: > So what I plan to do is to stor ucs-4 in our paragraph vector, when > rendering transforms that in a frontend specific way to something the > frontend can handle. For Qt this is ucs-2 strings, and use that to > render. Chars/glyphs outside the basic plane will then h

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-24 Thread Lars Gullik Bjønnes
Charles de Miramon <[EMAIL PROTECTED]> writes: | Lars Gullik Bjønnes wrote: | | > Btw. Does Qt even support utf-16? I thought they only supported ucs-2. | > AFAICS there is not support for surrogate chars in Qt. | | Yes : | | utf16 : | http://doc.trolltech.com/4.2/qstring.html Or no... afaik q

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-24 Thread Charles de Miramon
Lars Gullik Bjønnes wrote: > Btw. Does Qt even support utf-16? I thought they only supported ucs-2. > AFAICS there is not support for surrogate chars in Qt. Yes : utf16 : http://doc.trolltech.com/4.2/qstring.html surrogate : Qt documentation talks about it for grapheme cluster (id est 2 charac

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-23 Thread Lars Gullik Bjønnes
Charles de Miramon <[EMAIL PROTECTED]> writes: | Lars Gullik Bjønnes wrote: | | > That might be the easy way out. | > | > IMHO it is a pity that Qt only supports ucs-2 and not ucs-4. | > (not even for individual codepoints) | > | | I thought that utf-32 (ucs-4) does not work on Windows and th

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-23 Thread Charles de Miramon
Lars Gullik Bjønnes wrote: > That might be the easy way out. > > IMHO it is a pity that Qt only supports ucs-2 and not ucs-4. > (not even for individual codepoints) > I thought that utf-32 (ucs-4) does not work on Windows and that utf-16 is the way to go for cross-platform. Would you consider

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-22 Thread Andre Poenitz
On Tue, Jul 18, 2006 at 05:15:40PM +0200, Lars Gullik Bjønnes wrote: > > Can't we leverage Trolltech's work in LyX ? Lars Knoll told us that > > it was a very difficult library to program because of the multiple > > subtle differences between languages. > > That might be the easy way out. That wo

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-22 Thread Andre Poenitz
On Tue, Jul 18, 2006 at 11:17:45AM +0200, Charles de Miramon wrote: > Can't we leverage Trolltech's work in LyX ? Lars Knoll told us that it was a > very difficult library to program because of the multiple subtle > differences between languages. > > In general, trusting Norwegian software enginee

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-18 Thread Lars Gullik Bjønnes
Charles de Miramon <[EMAIL PROTECTED]> writes: | QT 4.x has made a lot of progress for Unicode rendering in the Scribe | engine : http://doc.trolltech.com/4.0/qt4-scribe.html | | I've watched a demonstration by the developer Lars Knoll and I was quite | impressed. It handles not only RTL language

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-18 Thread Charles de Miramon
Hossein Noorikhah wrote: > Hi. > I'm interested in making LyX bidirectional text work in Unicode branch > work, and I think with some help from you, LyX guys, I can do it. > I will try to use libfribidi, but Is there any document that describes > what's happening in Unicode branch? > And, a questi

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Abdelrazak Younes
Lars Gullik Bjønnes wrote: Abdelrazak Younes <[EMAIL PROTECTED]> writes: | Is there a reason why we don't use the toolkit capability WRT | bidirectional text? Qt is known to handle that perfectly AFAIK. GTK | can use Pango or something like that. Wouldn't that mean a need for a abstraction laye

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Hossein Noorikhah
Hi. I'm interested in making LyX bidirectional text work in Unicode branch work, and I think with some help from you, LyX guys, I can do it. I will try to use libfribidi, but Is there any document that describes what's happening in Unicode branch? And, a question, which level(version) of Unicode s

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Lars Gullik Bjønnes
Abdelrazak Younes <[EMAIL PROTECTED]> writes: | Is there a reason why we don't use the toolkit capability WRT | bidirectional text? Qt is known to handle that perfectly AFAIK. GTK | can use Pango or something like that. Wouldn't that mean a need for a abstraction layer? (I am not sure that all of

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Lars Gullik Bjønnes
"Hossein Noorikhah" <[EMAIL PROTECTED]> writes: | Hi. | I'm using Lars Gullik Bjønnes's Unicode branch of LyX 1.5, and I'm | interested in writing Arabic/Persian documents with it. I want to know | the status of this branch, and also how can I find more information | about it. Highly experimental

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Lars Gullik Bjønnes
Martin Vermeer <[EMAIL PROTECTED]> writes: | On Fri, Jul 14, 2006 at 11:15:23PM +0430, Hossein Noorikhah wrote: | > Hi. | > I'm using Lars Gullik Bjønnes's Unicode branch of LyX 1.5, and I'm | > interested in writing Arabic/Persian documents with it. I want to know | > the status of this branch,

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Georg Baum
Am Freitag, 14. Juli 2006 23:56 schrieb Abdelrazak Younes: > Hossein Noorikhah wrote: > > > I think the bidirectional code should be rewritten to match the > > Unicode branch. > > Are you up to the task? That would be very good news. I don't think > there is any knowledgeable in this field or is

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-15 Thread Martin Vermeer
On Fri, Jul 14, 2006 at 11:15:23PM +0430, Hossein Noorikhah wrote: > Hi. > I'm using Lars Gullik Bjønnes's Unicode branch of LyX 1.5, and I'm > interested in writing Arabic/Persian documents with it. I want to know > the status of this branch, and also how can I find more information > about it. >

Re: Bidirectional text on Lyx-1.5-unicode

2006-07-14 Thread Abdelrazak Younes
Hossein Noorikhah wrote: I think the bidirectional code should be rewritten to match the Unicode branch. Are you up to the task? That would be very good news. I don't think there is any knowledgeable in this field or is there? May be we can use libfribidi(http://www.fribidi.org) to handle

Pictures of Bidirectional text on Lyx-1.5-unicode

2006-07-14 Thread Hossein Noorikhah
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Bidirectional text on Lyx-1.5-unicode

2006-07-14 Thread Hossein Noorikhah
Hi. I'm using Lars Gullik Bjønnes's Unicode branch of LyX 1.5, and I'm interested in writing Arabic/Persian documents with it. I want to know the status of this branch, and also how can I find more information about it. To me, It seems that the original bidirectional algorithm that is used for the