def size(self):
if not self._size:
legend = self.get_legend(
LegendQuery(format='image/png', scale=None))
# TODO image size without as_image?
self._size = legend.as_image().size
return self._size
def legend(self, request):
p = request.params
query = LegendQuery(p.format, p.scale)
for lyr in self.legend_layers:
yield lyr.get_legend(query)