public TrafficLight()
{
InitializeComponent();
CurrentPhase = TrafficPhase.Go;
RedLight.SetState(LampState.Off);
YellowLight.SetState(LampState.Off);
GreenLight.SetState(LampState.On);
}
private void LightTimer_Tick(object sender, EventArgs e)
{
//Attention phase
if (CurrentPhase == TrafficPhase.Go)
{
CurrentPhase = TrafficPhase.Attention;
RedLight.SetState(LampState.Off);
YellowLight.SetState(LampState.On);
GreenLight.SetState(LampState.Off);
LightTimer.Interval = 3000;
}
//Stop phase
else if (CurrentPhase == TrafficPhase.Attention)
{
CurrentPhase = TrafficPhase.Stop;
RedLight.SetState(LampState.On);
YellowLight.SetState(LampState.Off);//LightStateOff();
GreenLight.SetState(LampState.Off);
LightTimer.Interval = 6000;
}
//Prepare Phase
else if (CurrentPhase == TrafficPhase.Stop)
{
CurrentPhase = TrafficPhase.Prepare;
RedLight.SetState(LampState.On);
YellowLight.SetState(LampState.On);
GreenLight.SetState(LampState.Off);
LightTimer.Interval = 2000;
}
else if (CurrentPhase == TrafficPhase.Prepare)
{
CurrentPhase = TrafficPhase.Go;
RedLight.SetState(LampState.Off);
YellowLight.SetState(LampState.Off);
GreenLight.SetState(LampState.On);
LightTimer.Stop();
}
}