Marche :
---------
gc = getmetatable(platform.gc())

function gc:test()
	self:setColorRGB(0,0,0)
	self:fillRect(10,10,10,10)
end


function on.paint(gc)
	gc:test()
end





Marche pas :
------------
toto = getmetatable(platform.gc())

function toto:test()
	self:setColorRGB(0,0,0)
	self:fillRect(10,10,10,10)
end


function on.paint(gc)
	toto:test()
end