def kml(self):
""" Exports trek into KML format, add geometry as linestring and POI
as place marks """
kml = simplekml.Kml()
# Main itinerary
geom3d = self.geom_3d.transform(4326, clone=True) # KML uses WGS84
line = kml.newlinestring(name=self.name,
description=plain_text(self.description),
coords=simplify_coords(geom3d.coords))
line.style.linestyle.color = simplekml.Color.red # Red
line.style.linestyle.width = 4 # pixels
# Place marks
for poi in self.published_pois:
place = poi.geom_3d.transform(settings.API_SRID, clone=True)
kml.newpoint(name=poi.name,
description=plain_text(poi.description),
coords=simplify_coords([place.coords]))
return kml.kml()
def kml(self):
"""Exports sensitivearea into KML format"""
kml = simplekml.Kml()
geom = self.geom
if geom.geom_type == 'Point':
geom = geom.buffer(self.species.radius or settings.SENSITIVITY_DEFAULT_RADIUS, 4)
if self.species.radius:
geometry = ()
for coords in geom.coords[0]:
coords += (self.species.radius, )
geometry += (coords, )
geom = GEOSGeometry(Polygon(geometry), srid=settings.SRID)
geom = geom.transform(4326, clone=True) # KML uses WGS84
line = kml.newpolygon(name=self.species.name,
description=plain_text(self.description),
altitudemode=simplekml.AltitudeMode.relativetoground,
outerboundaryis=simplify_coords(geom.coords[0]))
line.style.linestyle.color = simplekml.Color.red # Red
line.style.linestyle.width = 4 # pixels
return kml.kml()
def to_representation(self, instance):
"""Round bbox coordinates"""
feature = super().to_representation(instance)
feature['bbox'] = simplify_coords(feature['bbox'])
return feature