public void majNumObjetSelec(Tuple mouse) {
		for (int i = 0; i<5; i++) {
			for (int j = 0; j<5; j++) {
				if (inventaire[i*5+j] != null) {
					Tuple pos = new Tuple(tailleEcran.x/2*32 -62 + j*36, tailleEcran.y/2*32 -104 +i*36);
					if(mouse.x >= pos.x && mouse.y >= pos.y && mouse.x <= pos.x+32 && mouse.y <= pos.y+32) {
						this.numObjetSelec = i*5+j;
						return;
					}
				}
			}
		}
		this.numObjetSelec =-1;
	}