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[rails.git] / lib / bounding_box.rb

diff --git a/lib/bounding_box.rb b/lib/bounding_box.rb
index 9eba0a8311911d4bcb842dbcaa0889a339f75343..462f45a9f1ca329ecd7c0096557876e9f06ea724 100644 (file)
--- a/lib/bounding_box.rb
+++ b/lib/bounding_box.rb
@@ -88,6 +88,14 @@ class BoundingBox
     end
   end
 
     end
   end
 

+  def linear_size
+    if complete?
+      (max_lon - min_lon) + (max_lat - min_lat)
+    else
+      0
+    end
+  end
+

   def complete?
     to_a.exclude?(nil)
   end
   def complete?
     to_a.exclude?(nil)
   end


@@ -157,7 +165,7 @@ class BoundingBox
     private
 
     def from_bbox_array(bbox_array)
     private
 
     def from_bbox_array(bbox_array)

-      raise OSM::APIBadUserInput, "The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat" unless 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.
 
       # Take an array of length 4, create a bounding box with min_lon, min_lat, max_lon and
       # max_lat within their respective boundaries.