formattr.rb in tabulatr-0.4.0

- old
+ new

@@ -21,10 +21,11 @@
 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #++
 
 module Tabulatr::Formattr
   ALLOWED_METHODS = [:euro, :dollar, :percent, :lamp]
+  #include ActionView::TagHelpers
   
   def self.format(nam, val)
     nam = nam.to_sym
     if ALLOWED_METHODS.member?(nam)
       self.send nam, val
@@ -43,9 +44,12 @@
   
   def self.percent(x)
     ("%.2f&thinspace;%%" % 100.0*x).gsub(".", ",")
   end
   
-  def self.lamp(x)
-    
+  def self.lamp(x, mapping)
+    s = mapping[x].to_s
+    return "?" unless %w{g y r n}.member?(s)
+    image_tag("tabulatr/#{s}state.gif").html_safe
   end
+  
 end
\ No newline at end of file