private void RaiseOnZoomResetEvent(PinchZoom zoom)
 {
     this.RaiseOnZoomResetEvent(zoom, new EventArgs());
 }
 private void RaiseOnZoomChangingEvent(PinchZoom zoom)
 {
     this.RaiseOnZoomChangingEvent(zoom, new EventArgs());
 }
 private void RaiseOnZoomResetEvent(PinchZoom zoom, EventArgs e)
 {
     OnZoomReset?.Invoke(zoom, e);
 }
 private void RaiseOnZoomChangingEvent(PinchZoom zoom, EventArgs e)
 {
     OnZoomChanging?.Invoke(zoom, e);
 }