CityBEM-CityLayers-SaeedRay.../hub/imports/geometry_factory.py

78 lines
2.3 KiB
Python

"""
GeometryFactory retrieve the specific geometric module to load the given format
SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2022 Concordia CERC group
Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
"""
from hub.city_model_structure.city import City
from hub.helpers.utils import validate_import_export_type
from hub.imports.geometry.citygml import CityGml
from hub.imports.geometry.geojson import Geojson
from hub.imports.geometry.obj import Obj
class GeometryFactory:
"""
GeometryFactory class
"""
def __init__(self, file_type,
path=None,
aliases_field=None,
height_field=None,
year_of_construction_field=None,
function_field=None,
function_to_hub=None,
hub_crs=None):
self._file_type = '_' + file_type.lower()
validate_import_export_type(GeometryFactory, file_type)
self._path = path
self._aliases_field = aliases_field
self._height_field = height_field
self._year_of_construction_field = year_of_construction_field
self._function_field = function_field
self._function_to_hub = function_to_hub
self._hub_crs = hub_crs
@property
def _citygml(self) -> City:
"""
Enrich the city by using CityGML information as data source
:return: City
"""
return CityGml(self._path,
self._year_of_construction_field,
self._function_field,
self._function_to_hub,
self._hub_crs).city
@property
def _obj(self) -> City:
"""
Enrich the city by using OBJ information as data source
:return: City
"""
return Obj(self._path).city
@property
def _geojson(self) -> City:
"""
Enrich the city by using Geojson information as data source
:return: City
"""
return Geojson(self._path,
self._aliases_field,
self._height_field,
self._year_of_construction_field,
self._function_field,
self._function_to_hub,
self._hub_crs).city
@property
def city(self) -> City:
"""
Enrich the city given to the class using the class given handler
:return: City
"""
return getattr(self, self._file_type, lambda: None)