[Qgis-user] Drawing of objects from a shape file

[Andrea Peri]

Yes . Evert GIS software i know work this.
Surely mapserver do.
Please nptice if you use PostGIS or spatialitecan do it automatically.

Order by st_area(geometry) desc
Il 08/giu/2014 10:59 "Dave Potts" <dave.potts at pinan.co.uk> ha scritto:

>  On 08/06/14 09:53, Andrea Peri wrote:
> Hi Andrea
>
> Is the drawing controled by the ordering of the polygons in the shapefile ?
>
> So the 1st entry will be draw first, second entry entry next etc
>
> Dave.
>
> Another solution is get an useful utility from mapserver site. It
> reorganize the shape putting the smallest after the largest.
>
> Regards.
>  Il 08/giu/2014 10:51 "Andrea Peri" <aperi2007 at gmail.com> ha scritto:
>
>> You could do a light transparency to show the others under.
>>  Il 08/giu/2014 10:42 "Dave Potts" <dave.potts at pinan.co.uk> ha scritto:
>>
>>> Hi list
>>>
>>> I have a shape file with several overlapping ploygons, is there any way
>>> of telling qgis which order to draw the polygons in?
>>>
>>> Naturally I would a like the smallest polygon to be drawn on top of the
>>> larger polygons so thats its possible to all of the polygons at one time.
>>>
>>> The data has a layer id which has a different value for each of the
>>> polygons, could I use this to force the ordering of the drawing?
>>>
>>>
>>> regards
>>>
>>> Dave.
>>>
>>>
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>>
>
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