Trace trace = new Trace(new Point(1,1),new Point(3,1));
		System.out.println(trace);
		trace.ajouterPoint(new Point(5,1));
		System.out.println(trace);
		trace.ajouterPoint(new Point(6,1));
		System.out.println(trace);
		trace.setLargeur(10);
		System.out.println(trace);
		Trace trace2 = new Trace(new Point(1,1),new Point(1,3));
		System.out.println(trace2);
		trace2.ajouterPoint(new Point(1,5));
		System.out.println(trace2);
		trace2.ajouterPoint(new Point(1,6));
		System.out.println(trace2);
		trace2.setHauteur(10);
		System.out.println(trace2);