lib/terraformer/coordinate.rb in terraformer-0.0.6 vs lib/terraformer/coordinate.rb in terraformer-0.0.7

@@ -38,14 +38,16 @@
       case
       when Array === _x
         raise ArgumentError if _y
         self.x = _x[0]
         self.y = _x[1]
+        self.z = _x[2] if _x[2]
       when Numeric === _x || String === _x
         raise ArgumentError unless _y
         self.x = _x
         self.y = _y
+        self.z = _z if _z
       else
         raise ArgumentError.new "invalid argument: #{_x}"
       end
     end
 
@@ -67,10 +69,14 @@
 
     def z
       self[2]
     end
 
-    [:z=, :<<, :*, :&, :|].each do |sym|
+    def z= _z
+      self[2] = Coordinate.big_decimal _z
+    end
+
+    [:<<, :*, :&, :|].each do |sym|
       define_method(sym){|*a| raise NotImplementedError }
     end
 
     def to_geographic
       xerd = (x / EARTH_RADIUS).to_deg