[XeTeX] Polyglossia does not recognize greek fonts

[François Charette]

Jonathan Kew a écrit :
> On 28 Feb 2009, at 18:15, Nikos Platis wrote:
>
>   
>> I am trying to use polyglossia with some of the "old" Microsoft fonts
>> such as Georgia and Times New Roman for greek texts, and I receive the
>> error message
>>
>> ! Package polyglossia Error:
>> The current font does not contain the Greek script!
>> Please define \greekfont with \newfontfamily.
>>
>> while it is certain that these fonts contain the Greek script.
>>     
>
> Hmmmm, this is a bit misleading. The fonts do contain Greek  
> characters, but do not have OpenType support for the Greek script.  
> However, as Greek is a "simple" script, at least in its unaccented  
> form or using precomposed accented characters, it can work OK without  
> specific OpenType support....
>
>   
>> If I just skip all these errors, the pdf comes out correctly.
>>     
>
> ....as shown by the fact that the result is correct.
>
>   
>> Moreover,
>> if I use \newfontfamily\greekfont{Georgia}(with \setmainfont{Georgia})
>> the document also compiles without errors.
>>     
>
> If you define \greekfont, then I guess polyglossia assumes you know  
> what you're doing, and simply uses it. If you don't define this, then  
> it attempts to turn on the appropriate OpenType behavior in your  
> current font, finds that Greek isn't supported, and complains.
>
>   
>> I believe this should not be happening...
>>     
>
> Yes, I agree. In other cases such as Arabic, the error would be more  
> helpful, as a font that lacks OpenType Arabic support will not render  
> correctly (even if it includes the characters -- yes, there are such  
> fonts). But for "simple" scripts like Cyrillic or Greek, perhaps it  
> would be better to just write a message to the log, rather than  
> actually consider it an error.
>
> François, what do you think?
>   

I fully agree. I will change that!

Thanks for the suggestion,

F