class MyProgram : public WithMyProgramLayout<TopWindow> 
{
	public:
	
		typedef MyProgram CLASSNAME;

		Image img;      // Fond
		Drawing curve;  // Graphe

		MyProgram();

		virtual void Paint(Draw& w);
}

(...)

void MyProgram::Paint(Draw& w)
{
	Size screen = GetScreenSize();	
	int hauteur = 250;
	int largeur = (int)screen.cx - 2*(255+5) - 4;
	
	w.DrawRect(GetSize(), WhiteGray);
	w.DrawImage(261, 544, img);	
	w.DrawDrawing(261, 544, largeur, hauteur, curve);
	
}