Re: Questions about diacritics

2004-09-17 Thread Philippe Verdy
From: "Doug Ewell" <[EMAIL PROTECTED]> In the case of INVISIBLE LETTER, it seems likely -- based on the comments of experts -- that the benefits outweigh the disadvantages. But new control characters (and quasi-controls like IL) have tended to cause more problems and confusion for Unicode in the pa

Re: Questions about diacritics

2004-09-16 Thread Doug Ewell
Peter Kirk wrote: >> That is to say, the benefits of creating a separate character to >> disunify the diacritic-carrying function from SPACE are certainly >> real, but so is the likelihood that people will confuse its >> functionality with that of ZWSP and ZWJ and ZWNJ and ZWNBSP, and >> invent b

Re: Questions about diacritics

2004-09-15 Thread Peter Kirk
On 15/09/2004 05:48, Doug Ewell wrote: Peter Kirk wrote: I hope that anyone who is reviewing the INVISIBLE LETTER proposal is aware that this kind of usage with ZWNJ (in fact I think you probably mean ZWJ) is not at all part of the proposal, but is nothing more than a speculative extenstion of

Re: Questions about diacritics

2004-09-15 Thread Peter Kirk
On 15/09/2004 04:02, Peter Constable wrote: ... IIRC, the scenario of IL *not* followed by a combining mark was not one explicitly discussed by the proposers before preparing their proposal. I would consider it a possibility that the advance width could be in proportion to the width of the combinin

Re: Questions about diacritics

2004-09-14 Thread Asmus Freytag
At 05:21 PM 9/14/2004, Anto'nio Martins-Tuva'lkin wrote: On 2004.09.14, 17:06, Jörg Knappen <[EMAIL PROTECTED]> wrote: > My classic for this situation is the german -burg abbreviature often > seen in cartography: It is -bg. with breve between b and g. Why not U+0062 U+035D U+0067 ? I guess that the

Re: Questions about diacritics

2004-09-14 Thread Doug Ewell
Peter Kirk wrote: > I hope that anyone who is reviewing the INVISIBLE LETTER proposal is > aware that this kind of usage with ZWNJ (in fact I think you probably > mean ZWJ) is not at all part of the proposal, but is nothing more than > a speculative extenstion of it dreamed up by Philippe. And it

RE: Questions about diacritics

2004-09-14 Thread Peter Constable
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of Philippe Verdy > > Since INVISIBLE LETTER is spacing, wouldn't it make more sense to define > > Isn't rather INVISIBLE LETTER *non-spacing* (zero-width minimum), even > though it is *not combining* ? The intent in the proposal i

Re: Questions about diacritics

2004-09-14 Thread Peter Kirk
On 14/09/2004 18:28, Philippe Verdy wrote: ... So I do think that the LateX2e "compound word mark" should map to rather than just ZWNJ... The "(-)burg" abbreviation as "(-)bËg" (with a non-spacing but non-combining breve) should then be encoded with the invisible letter, in combination with ZWN

Re: Questions about diacritics

2004-09-14 Thread Anto'nio Martins-Tuva'lkin
On 2004.09.14, 17:06, Jörg Knappen <[EMAIL PROTECTED]> wrote: > My classic for this situation is the german -burg abbreviature often > seen in cartography: It is -bg. with breve between b and g. Why not U+0062 U+035D U+0067 ? I guess that the typical presentation of this convention uses a regula

Re: Questions about diacritics

2004-09-14 Thread Philippe Verdy
Since INVISIBLE LETTER is spacing, wouldn't it make more sense to define Isn't rather INVISIBLE LETTER *non-spacing* (zero-width minimum), even though it is *not combining* ? I mean here that its width would be zero unless a visible diacritic expands it. It is then distinct from other whitespaces

Re: Questions about diacritics

2004-09-14 Thread Mark E. Shoulson
Philippe Verdy wrote: Good point, but is the ZWNJ control supposed to be used as a base character with a defined height? I thought it was just a control for indicating where ligatures are preferably to avoid when rendering, leaving it fully ignorable if the renderer has no other option than ren

Re: Questions about diacritics

2004-09-14 Thread Philippe Verdy
Ârg Knappen" <[EMAIL PROTECTED]> To: "Philippe Verdy" <[EMAIL PROTECTED]> Cc: "Doug Ewell" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Tuesday, September 14, 2004 6:06 PM Subject: Re: Questions about diacritics In LaTeX2e with the Cork coding (for TeXni

Re: Questions about diacritics

2004-09-14 Thread Jörg Knappen
In LaTeX2e with the Cork coding (for TeXnicians: \usepackage[T1]{fontenc}) there is a so-called >>compound word mark<<. It has the functions of teh ZERO WIDTH NON JOINER in the UCS: It breaks ligatures, it can be used to produce a final s in the middle of a word. By design, it has zero width but

Re: Questions about diacritics

2004-09-13 Thread Philippe Verdy
From: "Doug Ewell" <[EMAIL PROTECTED]> Philippe Verdy wrote: I also found an acute on diphtongs, placed on the boundary of both letters (au, ei, eu, oe, and ui). Wouldn't such diacritic be hold by the currently proposed invisible base character (in the Public Review section of the Unicode website)

Re: Questions about diacritics

2004-09-13 Thread Peter Kirk
On 13/09/2004 15:45, Philippe Verdy wrote: From: "Gerd Schumacher" <[EMAIL PROTECTED]> 2. Another invisible diacritics carrier I also found an acute on diphtongs, placed on the boundary of both letters (au, ei, eu, oe, and ui). Wouldn't such diacritic be hold by the currently proposed invisible

Re: Questions about diacritics

2004-09-13 Thread Philippe Verdy
From: "Peter Kirk" <[EMAIL PROTECTED]> Surely the intention is for to be equivalent (although it cannot be canonically equivalent) to spacing acute, U+00B4? But then would this kind of ligature mechanism with ZWNJ and U+00B4 be appropriate? I would think not. will not be canonically equivalent

Re: Questions about diacritics

2004-09-13 Thread Doug Ewell
Philippe Verdy wrote: >> I also found an acute on diphtongs, placed on the boundary of both >> letters (au, ei, eu, oe, and ui). > > Wouldn't such diacritic be hold by the currently proposed invisible > base character (in the Public Review section of the Unicode website), > by encoding for exampl

Re: Questions about diacritics

2004-09-13 Thread Philippe Verdy
From: "Gerd Schumacher" <[EMAIL PROTECTED]> 2. Another invisible diacritics carrier I also found an acute on diphtongs, placed on the boundary of both letters (au, ei, eu, oe, and ui). Wouldn't such diacritic be hold by the currently proposed invisible base character (in the Public Review section

RE: Questions about diacritics

2004-09-10 Thread Peter Constable
Gerd: Could you provide some images of the things you're wanting to support, along with further clarification regarding which are in existing usage versus which are hypothetical? Peter Constable > -Original Message- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of Ge