[Qgis-user] Check geometry validity tools
Alessio Degioannini
a.degioannini at proterstudio.com
Fri Sep 5 01:06:16 PDT 2014
Hi All,
as i have written in the first message, the polygon is a ring with less
then 4 points...
> You may try to correct the invalid feature with the PlainGeometryEditor
> plugin: https://plugins.qgis.org/plugins/plaingeometryeditor/
>
> Here you can manually edit each ring and vertex by manipulating the
> coordinates in a text-field.
The polygon is not selectable, also in PlainGeometryEditor.
Alessio
*************************************************
Alessio Degioannini - dottore forestale
PROTER - Studio Associato Agronomico e Forestale
C.so Stati Uniti, 27 - 10128 TORINO (ITALY)
Tel: +39 011 817 0767
Fax: +39 011 070 2382
Cell.: +39 329 211 2781
E-mail: a.degioannini at proterstudio.com
P.E.C.: a.degioannini at epap.conafpec.it
*************************************************
Il 05/09/2014 09:13, Bernhard Ströbl ha scritto:
> Hi Andreas,
>
> you maybe right. However we do not know :-) . I was under the
> impression it is a simple polygon with only one ring with less than 4
> points. ring0 is the first (and if it is a plain polygon the only)
> ring, isn't it?
>
> Bernhard
>
> Am 05.09.2014 09:00, schrieb Andreas Neumann:
>> I think that Alessio is trying to select an invalid ring within a
>> polygon or multipolygon. This is not possible in the table.
>>
>> You may try to correct the invalid feature with the PlainGeometryEditor
>> plugin: https://plugins.qgis.org/plugins/plaingeometryeditor/
>>
>> Here you can manually edit each ring and vertex by manipulating the
>> coordinates in a text-field.
>>
>> Hope this helps,
>> Andreas
>>
>> Am 05.09.2014 06:55, schrieb Bernhard Ströbl:
>>> Hi,
>>> if you cannot select it graphically you should select it in the table
>>>
>>> Bernhard
>>>
>>> Am 05.09.2014 08:48, schrieb Alessio Degioannini:
>>>> Yes.
>>>>
>>>> Il 05/09/2014 08:02, Hakala Oiva (MTT) ha scritto:
>>>>> Have you enabled editing?
>>>>>
>>>>> Oiva
>>>>>
>>>>> Well: now i'm trying to select it for delete it, but it seems
>>>>> impossible....
>>>>> Someone can help me?
>>>>> Best regards.
>>>>>
>>>>> Alessio
>>>>>
>>>>>
>>>>
>
>
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