class BoundingBox
attr_reader :min_lon, :min_lat, :max_lon, :max_lat
-private
LON_LIMIT = 180.0
LAT_LIMIT = 90.0
SCALED_LON_LIMIT = LON_LIMIT * GeoRecord::SCALE
SCALED_LAT_LIMIT = LAT_LIMIT * GeoRecord::SCALE
-public
+ public
+
def initialize(min_lon, min_lat, max_lon, max_lat)
@min_lon = min_lon.to_f unless min_lon.nil?
@min_lat = min_lat.to_f unless min_lat.nil?
end
def self.from_s(s)
- if s.count(',') == 3
- BoundingBox.new(*s.split(/,/))
- else
- nil
- end
+ BoundingBox.new(*s.split(/,/)) if s.count(",") == 3
end
def self.from_bbox_params(params)
- if params[:bbox] and params[:bbox].count(',') == 3
- bbox_array = params[:bbox].split(',')
+ if params[:bbox] && params[:bbox].count(",") == 3
+ bbox_array = params[:bbox].split(",")
end
from_bbox_array(bbox_array)
end
def self.from_lon_lat_params(params)
- if params[:minlon] and params[:minlat] and params[:maxlon] and params[:maxlat]
+ if params[:minlon] && params[:minlat] && params[:maxlon] && params[:maxlat]
bbox_array = [params[:minlon], params[:minlat], params[:maxlon], params[:maxlat]]
end
from_bbox_array(bbox_array)
end
def self.from_lrbt_params(params)
- if params[:l] and params[:b] and params[:t] and params[:t]
+ if params[:l] && params[:b] && params[:t] && params[:t]
bbox_array = [params[:l], params[:b], params[:r], params[:t]]
end
from_bbox_array(bbox_array)
def check_boundaries
# check the bbox is sane
if min_lon > max_lon
- raise OSM::APIBadBoundingBox.new(
+ fail OSM::APIBadBoundingBox.new(
"The minimum longitude must be less than the maximum longitude, but it wasn't")
end
if min_lat > max_lat
- raise OSM::APIBadBoundingBox.new(
+ fail OSM::APIBadBoundingBox.new(
"The minimum latitude must be less than the maximum latitude, but it wasn't")
end
if min_lon < -LON_LIMIT || min_lat < -LAT_LIMIT || max_lon > +LON_LIMIT || max_lat > +LAT_LIMIT
- raise OSM::APIBadBoundingBox.new("The latitudes must be between #{-LAT_LIMIT} and #{LAT_LIMIT}," +
+ fail OSM::APIBadBoundingBox.new("The latitudes must be between #{-LAT_LIMIT} and #{LAT_LIMIT}," +
" and longitudes between #{-LON_LIMIT} and #{LON_LIMIT}")
end
self
def check_size(max_area = MAX_REQUEST_AREA)
# check the bbox isn't too large
if area > max_area
- raise OSM::APIBadBoundingBox.new("The maximum bbox size is " + max_area.to_s +
+ fail OSM::APIBadBoundingBox.new("The maximum bbox size is " + max_area.to_s +
", and your request was too large. Either request a smaller area, or use planet.osm")
end
self
end
def complete?
- not to_a.include?(nil)
+ !to_a.include?(nil)
end
def centre_lon
end
def slippy_width(zoom)
- width * 256.0 * 2.0 ** zoom / 360.0
+ width * 256.0 * 2.0**zoom / 360.0
end
def slippy_height(zoom)
Math.log((Math.tan(max) + 1.0 / Math.cos(max)) /
(Math.tan(min) + 1.0 / Math.cos(min))) *
- (128.0 * 2.0 ** zoom / Math::PI)
+ (128.0 * 2.0**zoom / Math::PI)
end
# there are two forms used for bounds with and without an underscore,
end
private
+
def self.from_bbox_array(bbox_array)
unless bbox_array
- raise OSM::APIBadUserInput.new(
+ fail OSM::APIBadUserInput.new(
"The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat")
end
# Take an array of length 4, create a bounding box with min_lon, min_lat, max_lon and