import staticorg.geomajas.hammergwt.client.event.EventType.*;
HammerTime hammerTime = HammerGwt.create(drawingPaper);HammerGwt.on(hammerTime, new HammerHandler() {
@Override public void onHammerEvent(NativeHammerEvent event) { EventType eventType = event.getType(); MaterialToast.fireToast(eventType.toString(), 5000); }}, DOUBLETAP, DRAG, DRAGDOWN, DRAGEND, DRAGLEFT, DRAGRIGHT, DRAGSTART, DRAGUP, GESTURE, HOLD, PINCH, PINCHIN, PINCHOUT, RELEASE, ROTATE, SWIPE, SWIPEDOWN, SWIPELEFT, SWIPERIGHT, SWIPEUP, TAP, TOUCH, TRANSFORM, TRANSFORMEND, TRANSFORMSTART);