lib/postgis_functions/polygon.rb in nofxx-postgis_adapter-0.1.7 vs lib/postgis_functions/polygon.rb in nofxx-postgis_adapter-0.1.8

@@ -13,11 +13,11 @@
     # Area is in the units of the spatial reference system.
     #
     # Returns Float ST_Area(geometry g1);
     #
     def area
-      postgis_calculate(:area, self)
+      postgis_calculate(:area, self).to_f
     end
 
     #
     # Returns the 2D perimeter of the geometry if it is a ST_Surface, ST_MultiSurface
     # (Polygon, Multipolygon). 0 is returned for non-areal geometries. For linestrings
@@ -25,20 +25,20 @@
     # the geometry.
     #
     # Returns Float ST_Perimeter(geometry g1);
     #
     def perimeter
-      postgis_calculate(:perimeter, self)
+      postgis_calculate(:perimeter, self).to_f
     end
 
     #
     # Returns the 3-dimensional perimeter of the geometry, if it is a polygon or multi-polygon.
     # If the geometry is 2-dimensional, then the 2-dimensional perimeter is returned.
     #
     # Returns Float ST_Perimeter3D(geometry geomA);
     #
     def perimeter3d
-      postgis_calculate(:perimeter3d, self)
+      postgis_calculate(:perimeter3d, self).to_f
     end
 
     #
     # True if the LineString's start and end points are coincident.
     #
\ No newline at end of file