[mapserver-dev] Call for vote on RFC 40

Stephen Woodbridge woodbri at swoodbridge.com
Tue May 6 14:43:09 EDT 2008


Thank you for looking into these questions, I think no1 below would be 
great if you can work that in.

I'm +1 to get this into 5.2.

Improved labeling seems to be the area that I get the most requests for 
tweaking of mapfiles.

-Steve W

thomas bonfort wrote:
> On Tue, May 6, 2008 at 4:14 PM, Stephen Woodbridge
> <woodbri at swoodbridge.com> wrote:
>> thomas bonfort wrote:
>>> hi all,
>>> I've let time slip since first proposing this, so I'd like to call for
>>> vote on rfc40 which concerns text alignment and line breaking to have
>>> this in for 5.2
>>> http://mapserver.gis.umn.edu/development/rfc/ms-rfc-40/
>>  Thomas,
>>  This would be great to get into 5.2.
>>  1) Have you given any thought into rendering right to left labels and if
>> that has any impact with this. I'm thinking of the new fribidi code that was
>> recently integrated. I might just work as you have it planned.
> I've never yet looked at bidi text until now, but it seems that the
> proposed implementation fits in well with rtl text.
>>  2) If label quality if more important that speed for a user that is doing
>> say tiles. What is the level of effort to get good quality right alignment?
>> Given that you say right aligment will not look that good with the current
>> plan.
> I'd see two ways at going at this:
> * in the msdrawtext functions, you could split the text into
> individual lines, compute the exact length of each line and adjust the
> starting point of each line before feeding it to the renderer
> * have each renderer implement its own text centering
> no1 is probably the way to go, I'll have a look to see how complicated
> that would be
> --
> thomas

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