lib/geokit-rails/adapters/mysql2.rb in geokit-rails-2.0.0.rc1 vs lib/geokit-rails/adapters/mysql2.rb in geokit-rails-2.0.0

@@ -1,22 +1,8 @@
+require 'geokit-rails/adapters/mysql'
+
 module Geokit
   module Adapters
-    class Mysql2 < Abstract
-      
-      def sphere_distance_sql(lat, lng, multiplier)
-        %|
-          (ACOS(least(1,COS(#{lat})*COS(#{lng})*COS(RADIANS(#{qualified_lat_column_name}))*COS(RADIANS(#{qualified_lng_column_name}))+
-          COS(#{lat})*SIN(#{lng})*COS(RADIANS(#{qualified_lat_column_name}))*SIN(RADIANS(#{qualified_lng_column_name}))+
-          SIN(#{lat})*SIN(RADIANS(#{qualified_lat_column_name}))))*#{multiplier})
-         |
-      end
-      
-      def flat_distance_sql(origin, lat_degree_units, lng_degree_units)
-        %|
-          SQRT(POW(#{lat_degree_units}*(#{origin.lat}-#{qualified_lat_column_name}),2)+
-          POW(#{lng_degree_units}*(#{origin.lng}-#{qualified_lng_column_name}),2))
-         |
-      end
-      
+    class Mysql2 < MySQL
     end
   end
-end
\ No newline at end of file
+end