doc: french doc "développez en Nit"

[nit.git] / doc / developpez / poo / listings / polymorphisme_c.nit

diff --git a/doc/developpez/poo/listings/polymorphisme_c.nit b/doc/developpez/poo/listings/polymorphisme_c.nit
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+abstract class Forme 
+       fun aire :Float is abstract
+end
+ 
+class Carre
+       super Forme
+
+       var cote: Float
+
+       init(c: Float) 
+       do
+               cote = c
+       end
+
+       redef fun aire: Float 
+       do
+               return cote * cote
+       end
+end
+ 
+class Cercle
+       super Forme
+   
+       var rayon: Float
+
+       init (r: Float) 
+       do
+               rayon = r
+       end
+
+       redef fun aire: Float 
+       do
+               return  pi * rayon * rayon
+       end
+end