Re: [pdf-devel] Request for a new Text module method: pdf_text_get_printable ()

[Aleksander Morgado]

>  > >  > * Initially, the printable string is not allocated.
>  > >  > * The first time this pdf_text_get_printable() method is called in a
>  > >  > given pdf_text_t, it will internally setup the proper string contents 
> to
>  > >  > be returned.
>  > >  > * The following times this method is called, and IF the pdf_text_t
>  > >  > contents have not been modified, the same internal string is returned.
>  > >  > * Whenever the contents of the pdf_text_t are modified, the internal
>  > >  > buffer should be freed, so that any new call to 
> pdf_text_get_printable()
>  > >  > will re-create the printable string again with the proper contents.
>  > >  > 
>  > > 
>  > > Hey Aleks,
>  > > 
>  > > We shouldn't forget about multi-threading in that case, right ?
>  > > 
>  > 
>  > Not really. Note that the internal buffer will not be common to all
>  > pdf_text_t objects, but a different internal buffer in each pdf_text_t
>  > (just as the standard internal buffer containing the UTF-32HE encoded
>  > string). So, if the same object is to be used by different threads, then
>  > the app using the object should provide proper sync mechanisms to access
>  > the object.
>  > 
> 
> I understand, that's a good point. :-)
> 

BTW, this is a pretty easy enhancement, so perfect for anyone willing to
start contributing...