[mapserver-users] Avoid labels over particular lines

[Brent Fraser]

Steve,

  I wonder if it would be possible/economical to extend the label cache 
to have some kind of feature density "map"/weighted mask to help in 
determining a preferred label location...

Best Regards,
Brent Fraser


On 3/22/2012 6:19 PM, Stephen Woodbridge wrote:
> On 3/22/2012 8:09 PM, Matt McClelland wrote:
>> Hi All
>>
>> Is there a way in mapserver (6.0) to prevent labels appearing over a map
>> feature?
>>
>> I have a highway and I want to prevent labels (town and other names from
>> other layers) sitting over the highway.
>> I guess something like Buffer in labels.
>
> No, when you go to process a label it knows nothing about what 
> features have been rendered. I guess in theory you could add all the 
> features to the label cache. I guessing that to do this you would need 
> some keyword at the LAYER level to indicate that these features need 
> to be added to the label cache, but nothing exists today that would do 
> this.
>
> You might want to open a ticket for an enhancement and paste the 
> cotent of your message and my response above into it.
>
> -Steve W
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