private boolean onTouchStart(MotionEvent event) {
// user is taking control of movement, so stop
// any auto-movement we have going
stopAnimationTimer();
switch (mState) {
case ANIMATED_ZOOM:
// We just interrupted a double-tap animation, so force a redraw in
// case this touchstart is just a tap that doesn't end up triggering
// a redraw
mTarget.setForceRedraw();
// fall through
case FLING:
case BOUNCE:
case NOTHING:
case WAITING_LISTENERS:
startTouch(event.getX(0), event.getY(0), event.getEventTime());
return false;
case TOUCHING:
case PANNING:
case PANNING_LOCKED:
case PANNING_HOLD:
case PANNING_HOLD_LOCKED:
case PINCHING:
Log.e(LOGTAG, "Received impossible touch down while in " + mState);
return false;
}
Log.e(LOGTAG, "Unhandled case " + mState + " in onTouchStart");
return false;
}
private void finishAnimation() {
checkMainThread();
stopAnimationTimer();
// Force a viewport synchronisation
mTarget.setForceRedraw();
}
@Override
public void onScaleEnd(SimpleScaleGestureDetector detector) {
if (mState == PanZoomState.ANIMATED_ZOOM) return;
// switch back to the touching state
startTouch(detector.getFocusX(), detector.getFocusY(), detector.getEventTime());
// Force a viewport synchronisation
mTarget.setForceRedraw();
PointF point = new PointF(detector.getFocusX(), detector.getFocusY());
GeckoEvent event =
GeckoEvent.createNativeGestureEvent(
GeckoEvent.ACTION_MAGNIFY_END, point, getMetrics().zoomFactor);
if (event == null) {
return;
}
GeckoAppShell.sendEventToGecko(event);
}
