Steps to Reproduce

Run attached example (zul + java)
Click on the button

Current Result

Values are removed but not added

Expected Result

Values should be removed and added

Debug Info

Root Cause

Point DESTROY event was changed into Series DESTROY event, which is wrong (should be REMOVED).

Workaround

Extend charts such as:

public class ChartsWorkaround extends Charts {

	@Override
	public void onSyncModel() {
		super.onSyncModel();
		invalidate();
	}
	
}

in zul:

<charts id="chart" type="spline" model="@bind(vm.model)" use="org.zkoss.support.ChartsWorkaround" />