# only try to expand the bbox if there is a value for every coordinate
# which there will be from the previous line as long as array does not contain a nil
if bbox.complete?
- @min_lon = [-SCALED_LON_LIMIT,
- bbox.min_lon + margin * (min_lon - max_lon)].max if bbox.min_lon < min_lon
- @min_lat = [-SCALED_LAT_LIMIT,
- bbox.min_lat + margin * (min_lat - max_lat)].max if bbox.min_lat < min_lat
- @max_lon = [+SCALED_LON_LIMIT,
- bbox.max_lon + margin * (max_lon - min_lon)].min if bbox.max_lon > max_lon
- @max_lat = [+SCALED_LAT_LIMIT,
- bbox.max_lat + margin * (max_lat - min_lat)].min if bbox.max_lat > max_lat
+ if bbox.min_lon < min_lon
+ @min_lon = [-SCALED_LON_LIMIT,
+ bbox.min_lon + margin * (min_lon - max_lon)].max
+ end
+ if bbox.min_lat < min_lat
+ @min_lat = [-SCALED_LAT_LIMIT,
+ bbox.min_lat + margin * (min_lat - max_lat)].max
+ end
+ if bbox.max_lon > max_lon
+ @max_lon = [+SCALED_LON_LIMIT,
+ bbox.max_lon + margin * (max_lon - min_lon)].min
+ end
+ if bbox.max_lat > max_lat
+ @max_lat = [+SCALED_LAT_LIMIT,
+ bbox.max_lat + margin * (max_lat - min_lat)].min
+ end
end
self
end
# there are two forms used for bounds with and without an underscore,
# cater for both forms eg minlon and min_lon
def add_bounds_to(hash, underscore = "")
- hash["min#{underscore}lat"] = min_lat.to_s
- hash["min#{underscore}lon"] = min_lon.to_s
- hash["max#{underscore}lat"] = max_lat.to_s
- hash["max#{underscore}lon"] = max_lon.to_s
+ hash["min#{underscore}lat"] = format("%.7f", min_lat)
+ hash["min#{underscore}lon"] = format("%.7f", min_lon)
+ hash["max#{underscore}lat"] = format("%.7f", max_lat)
+ hash["max#{underscore}lon"] = format("%.7f", max_lon)
hash
end