void dessineLab(Graphics g){
		int[][] tab = monLab.defLab;
		int x = -1;
		int y = -1;
		for (int i=0;i<tab.length;i++){
			if (tab[i][NORD]==-1){
				x = (i%Labyrinthe.DIM)*dimCase;
				y = (i/Labyrinthe.DIM)*dimCase;
				g.drawLine(x,y,x+dimCase,y);
			}
			if (tab[i][SUD]==-1){
				x = (i%Labyrinthe.DIM)*dimCase;
				y = (i/Labyrinthe.DIM+1)*dimCase;
				g.drawLine(x,y,x+dimCase,y);
			}
			if (tab[i][OUEST]==-1){
				x = (i%Labyrinthe.DIM)*dimCase;
				y = (i/Labyrinthe.DIM)*dimCase;
				g.drawLine(x,y,x,y+dimCase);
			}
			if (tab[i][EST]==-1){
				x = (i%Labyrinthe.DIM+1)*dimCase;
				y = (i/Labyrinthe.DIM)*dimCase;
				g.drawLine(x,y,x,y+dimCase);
			}
		}
	}