[Qgis-user] Can the point displacement center symbol be scaled based on number of corresponding points?

[Nyall Dawson]

On 12 Nov 2015 7:30 AM, "Anita Graser" <anitagraser at gmx.at> wrote:
>
>
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> On Wed, Nov 11, 2015 at 9:09 PM, Nyall Dawson <nyall.dawson at gmail.com>
wrote:
>>
>>
>> On 12 Nov 2015 6:51 AM, "Anita Graser" <anitagraser at gmx.at> wrote:
>> >
>> > Hi,
>> >
>> > Is there a way, maybe a function for expression based styles, which
makes it possible to scale the center symbol of the point displacement
style based on the number of corresponding points?
>> >
>> > So if 5 points are summarized with one center symbol, make it 5 big
and/or label it with "5".
>>
>> Do you also want the ring sizes to change? Or are they constant?
>
> ​Actually, I don't want the ring at all. I'm just looking to reproduce
http://suite.opengeo.org/opengeo-docs/cartography/rt/pointstacker.html

Ah, now I understand. Not possible at the moment, but the displacement
renderer could be extended to allow this style (and be renamed
"displacement/stacker"). Let me think on this - I might launch a crowdfund
to add this feature.

Nyall

>
> Best wishes,
> Anita
>
>
>
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