1 from django.contrib.gis.db import models

     2 

     3 class SouthTexasCity(models.Model):

     4     "City model on projected coordinate system for South Texas."

     5     name = models.CharField(max_length=30)

     6     point = models.PointField(srid=32140)

     7     objects = models.GeoManager()

     8     def __unicode__(self): return self.name

     9 

    10 class SouthTexasCityFt(models.Model):

    11     "Same City model as above, but U.S. survey feet are the units."

    12     name = models.CharField(max_length=30)

    13     point = models.PointField(srid=2278)

    14     objects = models.GeoManager()

    15     def __unicode__(self): return self.name

    16 

    17 class AustraliaCity(models.Model):

    18     "City model for Australia, using WGS84."

    19     name = models.CharField(max_length=30)

    20     point = models.PointField()

    21     objects = models.GeoManager()

    22     def __unicode__(self): return self.name

    23 

    24 class CensusZipcode(models.Model):

    25     "Model for a few South Texas ZIP codes (in original Census NAD83)."

    26     name = models.CharField(max_length=5)

    27     poly = models.PolygonField(srid=4269)

    28     objects = models.GeoManager()

    29     def __unicode__(self): return self.name

    30 

    31 class SouthTexasZipcode(models.Model):

    32     "Model for a few South Texas ZIP codes."

    33     name = models.CharField(max_length=5)

    34     poly = models.PolygonField(srid=32140, null=True)

    35     objects = models.GeoManager()

    36     def __unicode__(self): return self.name

    37 

    38 class Interstate(models.Model):

    39     "Geodetic model for U.S. Interstates."

    40     name = models.CharField(max_length=10)

    41     path = models.LineStringField()

    42     objects = models.GeoManager()

    43     def __unicode__(self): return self.name

    44 

    45 class SouthTexasInterstate(models.Model):

    46     "Projected model for South Texas Interstates."

    47     name = models.CharField(max_length=10)

    48     path = models.LineStringField(srid=32140)

    49     objects = models.GeoManager()

    50     def __unicode__(self): return self.name