QgsGeometry::asCollection works also for single-part geometries

git-svn-id: http://svn.osgeo.org/qgis/trunk@10034 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
wonder 2009-01-27 12:44:59 +00:00
parent 59f2eb3879
commit 3ac50201b5
2 changed files with 7 additions and 5 deletions

View File

@ -278,7 +278,8 @@ not disjoint with existing polygons of the feature*/
/** return contents of the geometry as a list of geometries /** return contents of the geometry as a list of geometries
@note added in version 1.1 */ @note added in version 1.1 */
QList<QgsGeometry*> asGeometryCollection(); // TODO: destruction of created geometries??
QList<QgsGeometry*> asGeometryCollection() /Factory/;
}; // class QgsGeometry }; // class QgsGeometry

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@ -5457,20 +5457,21 @@ QList<QgsGeometry*> QgsGeometry::asGeometryCollection()
int type = GEOSGeomTypeId( mGeos ); int type = GEOSGeomTypeId( mGeos );
QgsDebugMsg("geom type: "+QString::number(type)); QgsDebugMsg("geom type: "+QString::number(type));
QList<QgsGeometry*> geomCollection;
if ( type != GEOS_MULTIPOINT && if ( type != GEOS_MULTIPOINT &&
type != GEOS_MULTILINESTRING && type != GEOS_MULTILINESTRING &&
type != GEOS_MULTIPOLYGON && type != GEOS_MULTIPOLYGON &&
type != GEOS_GEOMETRYCOLLECTION ) type != GEOS_GEOMETRYCOLLECTION )
{ {
// we have a single-part geometry // we have a single-part geometry - put there a copy of this one
return QList<QgsGeometry*>(); geomCollection.append( new QgsGeometry(*this) );
return geomCollection;
} }
int count = GEOSGetNumGeometries( mGeos ); int count = GEOSGetNumGeometries( mGeos );
QgsDebugMsg("geom count: "+QString::number(count)); QgsDebugMsg("geom count: "+QString::number(count));
QList<QgsGeometry*> geomCollection;
for ( int i = 0; i < count; ++i ) for ( int i = 0; i < count; ++i )
{ {
const GEOSGeometry * geometry = GEOSGetGeometryN( mGeos, i ); const GEOSGeometry * geometry = GEOSGetGeometryN( mGeos, i );