OverviewMap overviewMap = new OverviewMap("mapRasterizingOverview", "appRasterizing", map, false, true); overviewMap.setTargetMaxExtentRectangleStyle(new ShapeStyle("#888888", 0.3f, "#666666", 0.75f, 2)); overviewMap.setRectangleStyle(new ShapeStyle("#6699FF", 0.3f, "#6699CC", 1f, 2)); section1.addItem(overviewMap); sectionStack.addSection(section1);