private void StartHandler(Event e)
{
#if DEBUG
if (DebugMode)
{
Debug.Log("StartHandler " + _component.Width + ", " + _component.Height);
}
#endif
if (null != _maskGraphics)
return; // already masking this component
_parent = _component.Parent ?? (_component is Stage ? _component : null);
if (null == _parent)
return; // we are not on the display list, so we have nothing to mask indeed
_maskGraphics = new LoadingMaskAnimator {
IncludeInLayout = false,
X = _component.X,
Y = _component.Y,
Width = _component.Width,
Height = _component.Height,
//Bounds = (Rectangle) _component.Bounds.Clone() // BEWARE! This was the reference bug (without Clone())!!!!!!!!!
};
_parent.AddChild(_maskGraphics);
LoadingEvent le = e as LoadingEvent;
if (null != le)
_maskGraphics.Message = le.Message;
// critical!
//_maskGraphics.Transform.Apply();
_maskGraphics.InvalidateTransform();
// subscribe to MOVE and RESIZE events of the component
// we shall be levitating just over the component
_component.AddEventListener(MoveEvent.MOVE, MoveHandler, EventPhase.Target);
_component.AddEventListener(ResizeEvent.RESIZE, ResizeHandler, EventPhase.Target);
_maskGraphics.Play();
}
private void Cleanup()
{
_maskGraphics.Stop();
_component.RemoveEventListener(MoveEvent.MOVE, MoveHandler, EventPhase.Target);
_component.RemoveEventListener(ResizeEvent.RESIZE, ResizeHandler, EventPhase.Target);
if (null != _parent)
_parent.RemoveChild(_maskGraphics);
_maskGraphics = null;
}