Re: Missing geometric shapes

2012-11-08 Thread Michael Everson
On 8 Nov 2012, at 03:10, Mark E. Shoulson m...@kli.org wrote: We encode *characters*, glyphs that people use (yes, I know I conflated glyphs and characters there.) There are many rating systems out there, yes, but we also don't have to please everyone. I think half-stars see enough

Re: The rules of encoding (from Re: Missing geometric shapes)

2012-11-08 Thread Philippe Verdy
2012/11/8 William_J_G Overington wjgo_10...@btinternet.com: However, an encoding using a Private Use Area encoding has great problems in being implemented as a widespread system. Wrong, this is what has been made during centuries if not millenium ! Initially a private use definition, which was

Re: Missing geometric shapes

2012-11-08 Thread Michael Everson
On 8 Nov 2012, at 09:59, Simon Montagu smont...@smontagu.org wrote: Please take into account that the half-stars should be symmetric-swapped in RTL text. I attach an example from an advertisment for a movie published in Haaretz 2 November 2012 I don't think Geometric Shapes have the mirror

Re: Missing geometric shapes

2012-11-08 Thread Martin J. Dürst
On 2012/11/08 19:15, Michael Everson wrote: On 8 Nov 2012, at 09:59, Simon Montagusmont...@smontagu.org wrote: Please take into account that the half-stars should be symmetric-swapped in RTL text. I attach an example from an advertisment for a movie published in Haaretz 2 November 2012 I

Aw: Re: Missing geometric shapes

2012-11-08 Thread Jörg Knappen
Also the asymmetric geometric shapes dont have the mirror-property (it is restricted to parentheses and mathematical operators). Thats the reason why I have proposed two characters instead of only one. Adding the mirror property to the bicolor staronly would violate the minimum surprise

Re: The rules of encoding (from Re: Missing geometric shapes)

2012-11-08 Thread john knightley
One key criteris for inclusion in Unicode is that a character or symbol be in circulation. Whether these are hand written, printed or electronic. If one creates a new a new character then one first must get others to use it, this takes time. John On 8 Nov 2012 14:57, William_J_G Overington

Re: Missing geometric shapes

2012-11-08 Thread Frédéric Grosshans
Le 08/11/2012 09:47, Michael Everson a écrit : I agree, and will write a proposal if anyone cares to send me examples of in-print usage. (XKCD's handwritten chart kind of doesn't count…) Except that the simple fact that a well known satirical comics like XKCD includes these half-stars in this

Re: The rules of encoding (from Re: Missing geometric shapes)

2012-11-08 Thread Asmus Freytag
I'm not sure I follow this analysis. A./ On 11/8/2012 1:30 AM, Philippe Verdy wrote: 2012/11/8 William_J_G Overington wjgo_10...@btinternet.com: However, an encoding using a Private Use Area encoding has great problems in being implemented as a widespread system. Wrong, this is what has

Re: Missing geometric shapes

2012-11-08 Thread Asmus Freytag
On 11/8/2012 2:27 AM, Martin J. Dürst wrote: On 2012/11/08 19:15, Michael Everson wrote: On 8 Nov 2012, at 09:59, Simon Montagusmont...@smontagu.org wrote: Please take into account that the half-stars should be symmetric-swapped in RTL text. I attach an example from an advertisment for a

Re: Missing geometric shapes

2012-11-08 Thread Kent Karlsson
Den 2012-11-08 14:34, skrev Asmus Freytag asm...@ix.netcom.com: On 11/8/2012 2:27 AM, Martin J. Dürst wrote: On 2012/11/08 19:15, Michael Everson wrote: On 8 Nov 2012, at 09:59, Simon Montagusmont...@smontagu.org wrote: Please take into account that the half-stars should be

Re: Missing geometric shapes

2012-11-08 Thread Michael Everson
On 8 Nov 2012, at 22:54, Kent Karlsson kent.karlsso...@telia.com wrote: 2605;BLACK STAR;So;0;ON;N; 2606;WHITE STAR;So;0;ON;N; The *chart* glyphs for these aren't same-sized (outer outline)… So? Michael Everson * http://www.evertype.com/

Re: Missing geometric shapes

2012-11-08 Thread Philippe Verdy
2012/11/7 Jean-François Colson j...@colson.eu: You missed NEGLECTABLE RATING + NO RATING For this one, would it be a greyed star (meaning no info, N/A) or the existing WHITE STAR for the minimum rating (the maximum rating being the BLACK STAR) ? Usually, we see the high ratings displayed

Re: Missing geometric shapes

2012-11-08 Thread Kent Karlsson
Den 2012-11-09 00:09, skrev Michael Everson ever...@evertype.com: On 8 Nov 2012, at 22:54, Kent Karlsson kent.karlsso...@telia.com wrote: 2605;BLACK STAR;So;0;ON;N; 2606;WHITE STAR;So;0;ON;N; The *chart* glyphs for these aren't same-sized (outer outline)Š So? It is

Re: Missing geometric shapes

2012-11-08 Thread Asmus Freytag
On 11/8/2012 3:40 PM, Philippe Verdy wrote: Usually, we see the high ratings displayed as multiple stars, that are either present or absent, but rarely half filled. Half filled stars are relatively common, whenever there are fractional star ratings possible. Stars are among the most common

Re: The rules of encoding (from Re: Missing geometric shapes)

2012-11-08 Thread Mark E. Shoulson
On 11/08/2012 01:48 AM, William_J_G Overington wrote: Michael Everson ever...@evertype.com wrote: ... collect examples of these in print ... Mark E. Shoulson m...@kli.org wrote: We don't encode it would be nice/useful. We encode *characters*, glyphs that people use (yes, I know I

Re: Missing geometric shapes

2012-11-08 Thread Mark E. Shoulson
On 11/08/2012 05:54 PM, Kent Karlsson wrote: Well, define 3 (4?) brand new characters of g.c. Sm, and the half one(s) (and quarter ones, if those are included too) have the bidi mirrored property... There are plenty of g.c. Sm chars that are bidi mirrored. (E.g. 27E2-27E3, ⟢ ⟣ , which are

Re: Missing geometric shapes

2012-11-08 Thread Kent Karlsson
Den 2012-11-09 01:22, skrev Asmus Freytag asm...@ix.netcom.com: On 11/8/2012 3:40 PM, Philippe Verdy wrote: Usually, we see the high ratings displayed as multiple stars, that are either present or absent, but rarely half filled. Half filled stars are relatively common, whenever there are

RE: Missing geometric shapes

2012-11-08 Thread Murray Sargent
Mark E. Shoulson m...@kli.org wrote: Mirroring tends to be done for glyphs that are used in *pairs*, open/close things and such. Not invariably; consider the integral and summation. They don't have mirrored counterparts and many other mathematical symbols don't either. Murray

Re: Missing geometric shapes

2012-11-08 Thread Stephan Stiller
Mirroring tends to be done for glyphs that are used in *pairs*, open/close things and such. Not invariably; consider the integral and summation. They don't have mirrored counterparts and many other mathematical symbols don't either. The summation and integral signs are not used in pairs,

Re: Missing geometric shapes

2012-11-08 Thread Asmus Freytag
On 11/8/2012 4:42 PM, Kent Karlsson wrote: Den 2012-11-09 01:22, skrev Asmus Freytag asm...@ix.netcom.com: On 11/8/2012 3:40 PM, Philippe Verdy wrote: Usually, we see the high ratings displayed as multiple stars, that are either present or absent, but rarely half filled. Half filled stars

Re: Missing geometric shapes

2012-11-08 Thread Asmus Freytag
On 11/8/2012 4:53 PM, Murray Sargent wrote: Mark E. Shoulson m...@kli.org wrote: Mirroring tends to be done for glyphs that are used in *pairs*, open/close things and such. Not invariably; consider the integral and summation. They don't have mirrored counterparts and many other mathematical

Re: The rules of encoding (from Re: Missing geometric shapes)

2012-11-08 Thread Asmus Freytag
On 11/8/2012 4:39 PM, Mark E. Shoulson wrote: On 11/08/2012 01:48 AM, William_J_G Overington wrote: Michael Everson ever...@evertype.com wrote: ... collect examples of these in print ... Mark E. Shoulson m...@kli.org wrote: We don't encode it would be nice/useful. We encode *characters*,

Re: The rules of encoding (from Re: Missing geometric shapes)

2012-11-08 Thread Mark E. Shoulson
On 11/08/2012 09:00 PM, Asmus Freytag wrote: On 11/8/2012 4:39 PM, Mark E. Shoulson wrote: I stand by it: we don't encode what would be cool to have. We encode what people *use*. Actually, there are certain instances where characters are encoded based on expected usage. ... What these