2025-summer/team-3
12
Fork 0
Code Issues Pull requests Projects Releases Activity

improve good_representative_point

Browse source
This commit is contained in:
Laura Klünder 2019-12-21 23:24:19 +01:00
parent fcf8867cbf
commit 3ce5e663c5
1 changed files with 5 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

7
src/c3nav/mapdata/utils/geometry.py
View file

@ -118,8 +118,11 @@ def good_representative_point(geometry):
if isinstance(geometry, Point): if isinstance(geometry, Point):
return geometry return geometry
c = geometry.centroid c = geometry.centroid
if geometry.contains(c): if not isinstance(geometry, (Polygon, MultiPolygon)):
return c raise ValueError
for polygon in assert_multipolygon(geometry):
if Polygon(polygon.exterior.coords).contains(c):
return c
x1, y1, x2, y2 = geometry.bounds x1, y1, x2, y2 = geometry.bounds
lines = (tuple(assert_multilinestring(LineString(((x1, c.y), (x2, c.y))).intersection(geometry))) + lines = (tuple(assert_multilinestring(LineString(((x1, c.y), (x2, c.y))).intersection(geometry))) +
tuple(assert_multilinestring(LineString(((c.x, y1), (c.x, y2))).intersection(geometry)))) tuple(assert_multilinestring(LineString(((c.x, y1), (c.x, y2))).intersection(geometry))))