[haiku-development] Re: Font Encoding
- From: François Revol <revol@xxxxxxx>
- To: haiku-development@xxxxxxxxxxxxx
- Date: Wed, 16 Feb 2011 11:23:55 +0100
Le 16 févr. 2011 à 10:56, Ingo Weinhold a écrit :
>>
>> iconv (and ICU) need to open then close the context. With this API, we
>> don't know when to close the context, which has two problems :
>
> But that is, as Michael said, just a problem of our implementation. No one
> forces us to use iconv or ICU to convert between UTF-* and UTF-8. We need
> only 21 bits to represent a Unicode code point and have 32 state bits
> available. So there should be sufficient space for the algorithm to cache
> the not-yet-processed bits of the current/next character, which I believe
> is all that's needed to convert between different Unicode encodings.
This doesn't solve the pending chars issue though...
We discussed this some time ago but didn't find a solution.
Maybe we could agree that calling the thing with a NULL input buffer means
close the context and flush the remaining chars ?
Wouldn't fix existing binaries but would keep the API.
François.
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