def _calculate_image_size(bbox, zoom_level):
meters_per_pixel = geo_helper.meters_per_pixel(zoom_level, bbox.bottom)
width_meter = bbox.node_left_down().get_distance_in_meter(bbox.node_right_down())
height_meter = bbox.node_left_down().get_distance_in_meter(bbox.node_left_up())
height = int(height_meter / meters_per_pixel)
width = int(width_meter / meters_per_pixel)
return width, height
def _calculate_image_size(bbox, zoom_level):
meters_per_pixel = geo_helper.meters_per_pixel(zoom_level, bbox.bottom)
width_meter = bbox.node_left_down().get_distance_in_meter(bbox.node_right_down())
height_meter = bbox.node_left_down().get_distance_in_meter(bbox.node_left_up())
height = int(height_meter / meters_per_pixel)
width = int(width_meter / meters_per_pixel)
return width, height
def test_meter_to_pixel(node1):
meter_per_pixel = geo_helper.meters_per_pixel(19, node1.latitude)
assert meter_per_pixel > 0
