Initial data commit

Task/Bitmap/Oz/bitmap-2.oz

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+%% For real task prefer QTk's images:
+%% http://www.mozart-oz.org/home/doc/mozart-stdlib/wp/qtk/html/node38.html
+
+functor
+import
+   Array2D
+export
+   New
+   Fill
+   GetPixel
+   SetPixel
+define
+   Black = color(0x00 0x00 0x00)
+
+   fun {New Width Height}
+      bitmap( {Array2D.new Width Height Black} )
+   end
+
+   proc {Fill bitmap(Arr) Color}
+      {Array2D.transform Arr fun {$ _} Color end}
+   end
+
+   fun {GetPixel bitmap(Arr) X Y}
+      {Array2D.get Arr X Y}
+   end
+
+   proc {SetPixel bitmap(Arr) X Y Color}
+      {Array2D.set Arr X Y Color}
+   end
+
+   %% Omitted: MaxValue, ForAllPixels, Transform
+end