/// <summary> /// Called when the ZoomLevelChanged event occurs /// </summary> private void ptzControl_ZoomLevelChanged(object sender, System.EventArgs e) { UpdatePTZOverlay(); if ((client == null) || (ChangingSelfValues)) { return; } try { client.ZoomAbsolute(ptzControl.ZoomLevel); } catch (Exception ex) { ErrorLogger.DumpToDebug(ex); Stop(); } }