78 lines
2.2 KiB
Python
78 lines
2.2 KiB
Python
from city_model_structure.city_object import CityObject
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from typing import List, Union
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import pyproj
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import reverse_geocoder as rg
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class City:
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def __init__(self, lower_corner, upper_corner, srs_name, city_objects=None):
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self._city_objects = None
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self._name = None
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self._lower_corner = lower_corner
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self._upper_corner = upper_corner
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self._city_objects = city_objects
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self._srs_name = srs_name
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# todo: right now extracted at city level, in the future should be extracted also at building level if exist
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self._location = None
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@property
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def location(self):
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if self._location is None:
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gps = pyproj.CRS('EPSG:4326') # LatLon with WGS84 datum used by GPS units and Google Earth
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input_reference = None
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try:
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input_reference = pyproj.CRS(self.srs_name) # Projected coordinate system from input data
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except pyproj.exceptions.CRSError:
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print('Invalid projection reference system, please check the input data. (e.g. in CityGML files: srs_name)')
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quit()
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coordinates = pyproj.transform(input_reference, gps, self.lower_corner[0], self.lower_corner[1])
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self._location = rg.search(coordinates)
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return self._location
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@property
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def country_code(self):
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return self.location[0]['cc']
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@property
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def name(self):
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if self._name is None:
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self._name = self.location[0]['name']
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return self._name
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@property
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def city_objects(self) -> Union[List[CityObject], None]:
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return self._city_objects
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@property
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def lower_corner(self):
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return self._lower_corner
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@property
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def upper_corner(self):
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return self._upper_corner
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def city_object(self, name) -> Union[CityObject, None]:
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for c in self.city_objects:
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if c.name == name:
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return c
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return None
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def add_city_object(self, new_city_object):
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if self.city_objects is None:
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self._city_objects = []
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for city_object in self.city_objects:
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# ToDo: Check for shared walls.
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for surface in city_object.surfaces:
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for surface2 in new_city_object.surfaces:
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surface.shared(surface2)
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self._city_objects.append(new_city_object)
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@property
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def srs_name(self):
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return self._srs_name
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@name.setter
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def name(self, value):
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self._name = value
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