assertFalse(r1.equals(r2));
r2.setDrawBarOutline(!r2.isDrawBarOutline());
assertTrue(r1.equals(r2));
// setGradientPaintTransformer()
r1.setGradientPaintTransformer(new StandardGradientPaintTransformer(
GradientPaintTransformType.CENTER_HORIZONTAL));
assertFalse(r1.equals(r2));
r2.setGradientPaintTransformer(new StandardGradientPaintTransformer(
GradientPaintTransformType.CENTER_HORIZONTAL));
assertTrue(r1.equals(r2));
// legendBar
r1.setLegendBar(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));