class City(models.Model):
name = models.CharField(max_length=25)
population = models.IntegerField()
density = models.DecimalField(max_digits=7, decimal_places=1)
dt = models.DateField()
point = models.PointField()
objects = models.GeoManager()
class Polygon3D(models.Model):
name = models.CharField(max_length=30)
poly = models.PolygonField(dim=3, srid=32140)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class City(models.Model):
name = models.CharField(max_length=30)
point = models.PointField()
objects = models.GeoManager()
def __unicode__(self):
return self.name
class Interstate2D(models.Model):
name = models.CharField(max_length=30)
line = models.LineStringField(srid=4269)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class InterstateProj3D(models.Model):
name = models.CharField(max_length=30)
line = models.LineStringField(dim=3, srid=32140)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class Track(models.Model):
name = models.CharField(max_length=30)
line = models.LineStringField()
objects = models.GeoManager()
def __unicode__(self):
return self.name
class Feature(models.Model):
name = models.CharField(max_length=20)
geom = models.GeometryField()
objects = models.GeoManager()
def __unicode__(self):
return self.name
class Country(models.Model):
name = models.CharField(max_length=30)
mpoly = models.MultiPolygonField() # SRID, by default, is 4326
objects = models.GeoManager()
def __unicode__(self):
return self.name
class Zipcode(models.Model):
code = models.CharField(max_length=10)
poly = models.PolygonField(geography=True)
objects = models.GeoManager()
def __unicode__(self):
return self.code
class State(models.Model):
name = models.CharField(max_length=30)
poly = models.PolygonField(
null=null_flag) # Allowing NULL geometries here.
objects = models.GeoManager()
def __unicode__(self):
return self.name
class SouthTexasInterstate(models.Model):
"Projected model for South Texas Interstates."
name = models.CharField(max_length=10)
path = models.LineStringField(srid=32140)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class AustraliaCity(models.Model):
"City model for Australia, using WGS84."
name = models.CharField(max_length=30)
point = models.PointField()
objects = models.GeoManager()
def __unicode__(self):
return self.name
class CensusZipcode(models.Model):
"Model for a few South Texas ZIP codes (in original Census NAD83)."
name = models.CharField(max_length=5)
poly = models.PolygonField(srid=4269)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class SouthTexasCity(models.Model):
"City model on projected coordinate system for South Texas."
name = models.CharField(max_length=30)
point = models.PointField(srid=32140)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class SouthTexasZipcode(models.Model):
"Model for a few South Texas ZIP codes."
name = models.CharField(max_length=5)
poly = models.PolygonField(srid=32140, null=True)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class County(models.Model):
name = models.CharField(max_length=25)
state = models.CharField(max_length=20)
mpoly = models.MultiPolygonField(geography=True)
objects = models.GeoManager()
def __unicode__(self):
return ' County, '.join([self.name, self.state])
class Interstate(models.Model):
"Geodetic model for U.S. Interstates."
name = models.CharField(max_length=10)
path = models.LineStringField()
objects = models.GeoManager()
def __unicode__(self):
return self.name
class SouthTexasCityFt(models.Model):
"Same City model as above, but U.S. survey feet are the units."
name = models.CharField(max_length=30)
point = models.PointField(srid=2278)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class City(models.Model):
name = models.CharField(max_length=50)
state = USStateField()
location = models.ForeignKey(Location)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class Parcel(models.Model):
name = models.CharField(max_length=30)
city = models.ForeignKey(City)
center1 = models.PointField()
# Throwing a curveball w/`db_column` here.
center2 = models.PointField(srid=2276, db_column='mycenter')
border1 = models.PolygonField()
border2 = models.PolygonField(srid=2276)
objects = models.GeoManager()
def __unicode__(self):
return self.name
class SpatialRefSys(models.Model, SpatialRefSysMixin):
"Maps to the Oracle MDSYS.CS_SRS table."
cs_name = models.CharField(max_length=68)
srid = models.IntegerField(primary_key=True)
auth_srid = models.IntegerField()
auth_name = models.CharField(max_length=256)
wktext = models.CharField(max_length=2046)
# Optional geometry representing the bounds of this coordinate
# system. By default, all are NULL in the table.
cs_bounds = models.PolygonField(null=True)
objects = models.GeoManager()
class Meta:
db_table = 'CS_SRS'
managed = False
@property
def wkt(self):
return self.wktext
@classmethod
def wkt_col(cls):
return 'wktext'
class Book(models.Model):
title = models.CharField(max_length=100)
author = models.ForeignKey(Author, related_name='books', null=True)
objects = models.GeoManager()
class Article(models.Model):
title = models.CharField(max_length=100)
author = models.ForeignKey(Author, unique=True)
objects = models.GeoManager()
class Author(models.Model):
name = models.CharField(max_length=100)
dob = models.DateField()
objects = models.GeoManager()
class PennsylvaniaCity(City):
county = models.CharField(max_length=30)
founded = models.DateTimeField(null=True)
objects = models.GeoManager() # TODO: This should be implicitly inherited.
class AugmentedLocation(Location):
extra_text = models.TextField(blank=True)
objects = models.GeoManager()
class Location(models.Model):
point = models.PointField()
objects = models.GeoManager()
def __unicode__(self):
return self.point.wkt
class Truth(models.Model):
val = models.BooleanField()
objects = models.GeoManager()
class DirectoryEntry(models.Model):
listing_text = models.CharField(max_length=50)
location = models.ForeignKey(AugmentedLocation)
objects = models.GeoManager()
class MinusOneSRID(models.Model):
geom = models.PointField(srid=-1) # Minus one SRID.
objects = models.GeoManager()
