49 lines
1.2 KiB
Python
49 lines
1.2 KiB
Python
"""
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CityGmlBase module abstract class to template the different level of details
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SPDX - License - Identifier: LGPL - 3.0 - or -later
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Copyright © 2021 Project Author Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
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"""
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from abc import ABC
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import numpy as np
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from imports.geometry.helpers.geometry_helper import GeometryHelper
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class CityGmlBase(ABC):
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"""
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CityGmlBase class inherited by the specific level of detail classes.
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"""
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def __init__(self):
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self._surfaces = []
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@property
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def surfaces(self):
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"""
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parsed surfaces
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"""
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return self._surfaces
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@staticmethod
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def _remove_last_point(points):
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array = points.split(' ')
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res = " "
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return res.join(array[0:len(array) - 3])
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@staticmethod
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def _solid_points(coordinates) -> np.ndarray:
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solid_points = np.fromstring(coordinates, dtype=float, sep=' ')
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solid_points = GeometryHelper.to_points_matrix(solid_points)
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return solid_points
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@classmethod
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def _solid(cls, city_object_member):
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raise NotImplementedError
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@classmethod
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def _multi_surface(cls, city_object_member):
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raise NotImplementedError
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@classmethod
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def _multi_curve(cls, city_object_member):
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raise NotImplementedError
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