def __init__(self,
area_id=None,
lines=None,
left=None,
right=None,
**kargs):
super(Boundary, self).__init__(**kargs)
self.area_id = area_id
self.ilist = Ilist()
self.lines = lines
if lines:
if len(lines) != len(left) or len(lines) != len(right):
str_err = "Left and right must have the same length of lines"
raise ValueError(str_err)
self.left = Ilist()
self.right = Ilist()
# geometry type
self.gtype = libvect.GV_BOUNDARY
def boundaries(self):
"""Creates list of boundaries for given area.
int Vect_get_area_boundaries(const struct Map_info *Map,
int area, struct ilist *List)
"""
ilist = Ilist()
libvect.Vect_get_area_boundaries(self.c_mapinfo, self.id,
ilist.c_ilist)
return ilist
def boundaries(self):
ilist = Ilist()
libvect.Vect_get_isle_boundaries(self.c_mapinfo, self.id,
ilist.c_ilist)
return ilist
def boundaries(self):
"""Returna Ilist object with the line id"""
bounds = Ilist()
libvect.Vect_get_area_boundaries(self.c_mapinfo, self.area_id,
bounds.c_ilist)
return bounds