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write binary map history index

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Laura Klünder 2017-10-24 00:11:02 +02:00
parent 026926503c
commit 24a2fe9522
5 changed files with 64 additions and 17 deletions
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13
src/c3nav/mapdata/models/geometry/base.py
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@ -82,8 +82,17 @@ class GeometryMixin(SerializableMixin):
@property
def geometry_changed(self):
return self.orig_geometry is None or (self.geometry is not self.orig_geometry and
not self.geometry.almost_equals(self.orig_geometry, 2))
if self.orig_geometry is None:
return True
if self.geometry is self.orig_geometry:
return False
if not self.geometry.almost_equals(self.orig_geometry, 1):
return True
field = self._meta.get_field('geometry')
rounded = field.to_python(field.get_prep_value(self.geometry))
if not rounded.almost_equals(self.orig_geometry, 2):
return True
return False
def get_changed_geometry(self):
return self.geometry if self.orig_geometry is None else self.geometry.symmetric_difference(self.orig_geometry)