[mapserver-dev] UTF8 - direction control characters

Ian Walberg ian.walberg at airborne.aero
Mon May 13 14:40:48 PDT 2013


We are also chasing the Hindi issue and as you say this could well be
related to fribidi.



-----Original Message-----
From: mapserver-dev-bounces at lists.osgeo.org
[mailto:mapserver-dev-bounces at lists.osgeo.org] On Behalf Of Stephen
Sent: Monday, May 13, 2013 9:37 AM
To: mapserver-dev at lists.osgeo.org
Subject: Re: [mapserver-dev] UTF8 - direction control characters

On 5/13/2013 11:43 AM, Ian Walberg wrote:
> Folks,
> We are trying to display labels with UTF8 direction control characters

> in them and we are seeing boxes in the text.
> For example inserting a RLE code does seem to change the rendering 
> order as expected but also displays a box.
> Our guess is that the control character has not been removed when the 
> text is rendered so gets rendered as an unknown character.
> We are happy to look into this in more detail but could do with some 
> guidance on where to look.


Since mapserver does nothing with the text except to pass it to fribidi
and then it renders the fribidi text using freetype, I suspect you need
to ask this question on the fribidi list.

There was alos a thead a while back that might shead some light on this
on this in spite of the fact this this thread was about rendering Hindi


-Steve W
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