private void signal_OnSignalChanged(object sender, SignalChangeType change)
{
if (InvokeRequired)
{
//handle thread safety
SignalChanged d = new SignalChanged(signal_OnSignalChanged);
try
{
if (IsDisposed == false)
{
Invoke(d, new object[] { sender, change });
}
}
catch (ObjectDisposedException)
{
//although it should be not possible, catch it here
}
}
else
{
Size = CheckSize(Size);
if (change == SignalChangeType.SignalGraph)
{
UpdateDrawing();
}
else
{
UpdateBackground();
}
Invalidate();
}
}
internal virtual void OnSignalChanged(string eventDetails, string train, RailwayCrossingLogger railwayCrossingLogger)
{
Console.WriteLine("{0}({1}-{2})", eventDetails, this.Name, train);
SignalChanged?.Invoke(this, eventDetails, railwayCrossingLogger);
}
protected void UpdateSignal(bool?input1, bool?input2, bool?output)
{
SignalChanged?.Invoke(input1, input2, output);
}
public void ResetSignal()
{
SignalChanged?.Invoke(null, null, null);
}
