[QGIS-trac] Re: [Quantum GIS] #3593: Cannot split donut polygon

Quantum GIS qgis at qgis.org
Sat Mar 12 14:25:29 EST 2011


#3593: Cannot split donut polygon
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   Reporter:  neumann                           |              Owner:  nobody       
       Type:  bug                               |             Status:  new          
   Priority:  major: does not work as expected  |          Milestone:  Version 1.7.0
  Component:  Digitising                        |            Version:               
   Keywords:                                    |   Platform_version:               
   Platform:  All                               |           Must_fix:  No           
Status_info:  0                                 |  
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Comment(by jef):

 I don't think that is a bug - although it's not very obvious.

 If you split the donut with one line, you get the same polygon (ie. one
 covering the same area), but it would be self-intersecting.

 Splitting out a segment with a "V" line works fine.

-- 
Ticket URL: <https://trac.osgeo.org/qgis/ticket/3593#comment:1>
Quantum GIS <http://qgis.org>
Quantum GIS is an Open Source GIS viewer/editor supporting OGR, PostGIS, and GRASS formats


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