from django.contrib.gis.db import models

class City(models.Model):

    name = models.CharField(max_length=30)

    point = models.PointField(geography=True)

    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.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])