- private
- def self.from_bbox_array(bbox_array)
- unless bbox_array
- raise OSM::APIBadUserInput.new(
- "The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat")
+ class << self
+ private
+
+ def from_bbox_array(bbox_array)
+ raise OSM::APIBadUserInput, "The parameter bbox must be of the form min_lon,min_lat,max_lon,max_lat" unless bbox_array
+
+ # Take an array of length 4, create a bounding box with min_lon, min_lat, max_lon and
+ # max_lat within their respective boundaries.
+ min_lon = bbox_array[0].to_f.clamp(-LON_LIMIT, +LON_LIMIT)
+ min_lat = bbox_array[1].to_f.clamp(-LAT_LIMIT, +LAT_LIMIT)
+ max_lon = bbox_array[2].to_f.clamp(-LON_LIMIT, +LON_LIMIT)
+ max_lat = bbox_array[3].to_f.clamp(-LAT_LIMIT, +LAT_LIMIT)
+ BoundingBox.new(min_lon, min_lat, max_lon, max_lat)