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geometry.py
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executable file
·82 lines (72 loc) · 2.47 KB
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# Copyright (C)2014,2015 Philipp Naumann
# Copyright (C)2014,2015 Marcus Soll
#
# This file is part of SPtP.
#
# SPtP is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# SPtP is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with SPtP. If not, see <http://www.gnu.org/licenses/>.
class Node:
def __init__(self, name, tags, point):
"""
A class representing a node.
:param name: Node id
:type name: string
:param tags: Node tags
:type tags: dict
:param point: Node point
:type point: shapely.geometry.Point
:return: None
"""
self.name = name
self.tags = tags
self.point = point
def json_serializable(self):
"""
Returns a JSON representation of the node
:return: JSON representation
:rtype: dict
"""
return {
'name': self.name,
'tags': self.tags,
'point': [self.point.y, self.point.x]
}
def __repr__(self):
return '%s[%s]' % (self.__class__.__name__, ', '.join(['%s = %s' % (str(k), str(v)) for (k, v) in self.__dict__.items()]))
class Way:
def __init__(self, name, tags, polygon):
"""
A class representing a way.
:raise TypeError: if "points" is not a list
:param tags: Tags associated with the point
:type tags: dict
:param polygon: Polygon describing the area
:type polygon: shapely.geometry.Polygon
:return None:
"""
self.name = name
self.tags = tags
self.polygon = polygon
def json_serializable(self):
"""
Returns a JSON representation of the way
:return: JSON representation
:rtype: dict
"""
return {
'name': self.name,
'tags': self.tags,
'polygon': [[y, x] for (x, y) in list(self.polygon.exterior.coords)]
}
def __repr__(self):
return '%s[%s]' % (self.__class__.__name__, ', '.join(['%s = %s' % (str(k), str(v)) for (k, v) in self.__dict__.items()]))