/// <summary>
/// Unregister from callbacks.
/// </summary>
private void TearDownCallbacks()
{
miniManager.OnQRAdded -= OnQRCodeAdded;
miniManager.OnQRUpdated -= OnQRCodeUpdated;
miniManager.OnQRRemoved -= OnQRCodeRemoved;
miniManager.OnQREnumerated -= OnQRCodeEnumerated;
miniManager = null;
SimpleConsole.AddLine(trace, "Callbacks torn down");
}
/// <summary>
/// Ensure all required components exist and cache references where appropriate.
/// </summary>
private void CheckComponents()
{
if (miniManager == null)
{
miniManager = GetComponent <QRCodeMiniManager>();
}
if (orienter == null)
{
if (sharedOrienter == null)
{
orienter = gameObject.AddComponent <Orienter>();
}
else
{
orienter = sharedOrienter;
}
}
}