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Fixed #28842 -- Added SpatiaLite support for ForcePolygonCW function.

This commit is contained in:
Sergey Fedoseev 2018-01-07 05:24:44 +05:00 committed by Tim Graham
parent 8f8a93a9ae
commit 762bd34c36
2 changed files with 4 additions and 2 deletions
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3
django/contrib/gis/db/backends/spatialite/operations.py
View File

@ -67,6 +67,7 @@ class SpatiaLiteOperations(BaseSpatialOperations, DatabaseOperations):
return 'CAST (AsEWKB(%s) AS BLOB)' if self.spatial_version >= (4, 3, 0) else 'AsText(%s)'
function_names = {
'ForcePolygonCW': 'ST_ForceLHR',
'Length': 'ST_Length',
'LineLocatePoint': 'ST_Line_Locate_Point',
'NumPoints': 'ST_NPoints',
@ -78,7 +79,7 @@ class SpatiaLiteOperations(BaseSpatialOperations, DatabaseOperations):
@cached_property
def unsupported_functions(self):
unsupported = {'BoundingCircle', 'ForcePolygonCW', 'ForceRHR', 'MemSize'}
unsupported = {'BoundingCircle', 'ForceRHR', 'MemSize'}
if not self.lwgeom_version():
unsupported |= {'Azimuth', 'GeoHash', 'IsValid', 'MakeValid'}
return unsupported

3
docs/ref/contrib/gis/functions.txt
View File

@ -285,7 +285,8 @@ representing the bounding box of the geometry.
.. versionadded:: 2.1
*Availability*: `PostGIS <https://postgis.net/docs/ST_ForcePolygonCW.html>`__
*Availability*: `PostGIS <https://postgis.net/docs/ST_ForcePolygonCW.html>`__,
SpatiaLite
Accepts a single geographic field or expression and returns a modified version
of the polygon/multipolygon in which all exterior rings are oriented clockwise