@Test
public void testOriginFixedMode() throws Exception {
plot.addSeries(series1, new LineAndPointFormatter());
plot.centerOnDomainOrigin(5, 2, BoundaryMode.FIXED);
plot.calculateMinMaxVals();
assertEquals(3.0, plot.getCalculatedMinX());
assertEquals(7.0, plot.getCalculatedMaxX());
}
@Test
public void testOriginAutoMode() throws Exception {
plot.addSeries(series1, new LineAndPointFormatter());
plot.centerOnDomainOrigin(5);
plot.calculateMinMaxVals();
assertEquals(10.0, plot.getCalculatedMaxX()); // symmetry is @ 10, not 9
assertEquals(0.0, plot.getCalculatedMinX());
plot.centerOnRangeOrigin(50);
plot.calculateMinMaxVals();
assertEquals(100.0, plot.getCalculatedMaxY());
assertEquals(0.0, plot.getCalculatedMinY());
}
@Test
public void testOriginShrinkMode() throws Exception {
plot.addSeries(series1, new LineAndPointFormatter());
plot.centerOnDomainOrigin(5, null, BoundaryMode.SHRINNK);
plot.calculateMinMaxVals();
assertEquals(0.0, plot.getCalculatedMinX());
assertEquals(10.0, plot.getCalculatedMaxX());
// update with more extreme values...nothing should change in shrink mode:
series1.setModel(numList2, SimpleXYSeries.ArrayFormat.Y_VALS_ONLY);
assertEquals(0.0, plot.getCalculatedMinX());
assertEquals(10.0, plot.getCalculatedMaxX());
}
@Test
public void testOriginGrowMode() throws Exception {
plot.addSeries(series1, new LineAndPointFormatter());
plot.centerOnDomainOrigin(5, null, BoundaryMode.GROW);
plot.calculateMinMaxVals();
assertEquals(0.0, plot.getCalculatedMinX());
assertEquals(10.0, plot.getCalculatedMaxX());
// introduce a larger domain set. boundaries should change
series1.setModel(numList2, SimpleXYSeries.ArrayFormat.Y_VALS_ONLY);
plot.calculateMinMaxVals();
assertEquals(-1.0, plot.getCalculatedMinX());
assertEquals(11.0, plot.getCalculatedMaxX());
// revert series model back to the previous set. boundaries should remain the same
series1.setModel(numList1, SimpleXYSeries.ArrayFormat.Y_VALS_ONLY);
plot.calculateMinMaxVals();
assertEquals(-1.0, plot.getCalculatedMinX());
assertEquals(11.0, plot.getCalculatedMaxX());
}