String rowInfo = "0:0;40 | 1:1;40 | 2:2;40 | 3:3;40";
String cellInfo = "A0 | B0 | C0 | D0 \n" + "A1 | B1 | C1 | D1 \n"
+ "A2 | B2 | C2 | D2 \n" + "A3 | B3 | C3 | D3 \n";
dataLayer = new TestLayer(4, 4, columnInfo, rowInfo, cellInfo);
viewportLayer = new ViewportLayer(dataLayer);
viewportLayer.setClientAreaProvider(new IClientAreaProvider() {
public Rectangle getClientArea() {