public void setEditBrush(int b){
						brushtype = b;
						switch(brushtype){
							// 1x1
						case 1: sigmund = new onebrush(); break;
							//2x2
						case 2: sigmund = new twobrush(); break;
							//3x3
						case 3: sigmund = new threebrush(); break;
							//Glider
						case 4: sigmund = new gliderbrush(); sigmund.setOrientation(0); break;
							//R-pentomino
						case 5: sigmund = new rpentbrush(); sigmund.setOrientation(0); break;
						    //Extended vonNeumann
						case 6: sigmund = new evbrush(); break;
						   //vonNeumann Brush
						case 7: sigmund = new vonNeumannbrush(); break;
						
						default : sigmund = new onebrush(); break;}
					}