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GeometryManager with within

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Laura Klünder 2017-10-10 17:49:30 +02:00
parent 5cad398951
commit 9a538f8255
1 changed files with 7 additions and 0 deletions
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7
src/c3nav/mapdata/models/geometry/base.py
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@ -8,6 +8,11 @@ from c3nav.mapdata.models.base import SerializableMixin
from c3nav.mapdata.utils.json import format_geojson from c3nav.mapdata.utils.json import format_geojson
class GeometryManager(models.Manager):
def within(self, minx, miny, maxx, maxy):
return self.get_queryset().filter(minx__lte=maxx, maxx__gte=minx, miny__lte=maxy, maxy__gte=miny)
class GeometryMixin(SerializableMixin): class GeometryMixin(SerializableMixin):
""" """
A map feature with a geometry A map feature with a geometry
@ -17,9 +22,11 @@ class GeometryMixin(SerializableMixin):
miny = models.DecimalField(_('min y coordinate'), max_digits=6, decimal_places=2, db_index=True) miny = models.DecimalField(_('min y coordinate'), max_digits=6, decimal_places=2, db_index=True)
maxx = models.DecimalField(_('max x coordinate'), max_digits=6, decimal_places=2, db_index=True) maxx = models.DecimalField(_('max x coordinate'), max_digits=6, decimal_places=2, db_index=True)
maxy = models.DecimalField(_('max y coordinate'), max_digits=6, decimal_places=2, db_index=True) maxy = models.DecimalField(_('max y coordinate'), max_digits=6, decimal_places=2, db_index=True)
objects = GeometryManager()
class Meta: class Meta:
abstract = True abstract = True
base_manager_name = 'objects'
def get_geojson_properties(self, *args, **kwargs) -> dict: def get_geojson_properties(self, *args, **kwargs) -> dict:
result = OrderedDict(( result = OrderedDict((