public WindscreenWiper(Windscreen windscreen, WiperPosition restPosition, WiperPosition holdPosition, double wipeSpeed, double holdTime)
{
RestPosition = restPosition;
HoldPosition = holdPosition;
MovementSpeed = wipeSpeed / 100.0;
HoldTime = holdTime;
Windscreen = windscreen;
CurrentPosition = restPosition == WiperPosition.Left ? 100 : 0;
CurrentSpeed = WiperSpeed.Off;
}
/// <summary>Updates the windscreen wipers</summary>
/// <param name="TimeElapsed">The time elapsed since the last call to this method</param>
internal void Update(double TimeElapsed)
{
wiperTimer += TimeElapsed;
if (CurrentSpeed == WiperSpeed.Off)
{
if (RestPosition == WiperPosition.Left && CurrentPosition == 100)
{
wiperTimer = 0;
return;
}
if (RestPosition == WiperPosition.Right && CurrentPosition == 0)
{
wiperTimer = 0;
return;
}
}
//Move the wiper
if (wiperTimer > MovementSpeed)
{
wiperTimer = 0;
switch (currentDirection)
{
case WiperPosition.Left:
if (CurrentPosition > 0)
{
CurrentPosition--;
}
break;
case WiperPosition.Right:
if (CurrentPosition < 100)
{
CurrentPosition++;
}
break;
}
soundTriggered = false;
}
switch (CurrentPosition)
{
//When the wiper is at either end of the travel, determine what to do next
case 0:
if (CurrentSpeed > 0)
{
if (HoldPosition == WiperPosition.Right && CurrentSpeed != WiperSpeed.Fast)
{
holdTimer += TimeElapsed;
if (holdTimer > HoldTime)
{
holdTimer = 0;
currentDirection = WiperPosition.Right;
}
}
else
{
currentDirection = WiperPosition.Right;
}
}
else
{
if (RestPosition == WiperPosition.Left)
{
if (HoldPosition == WiperPosition.Right)
{
holdTimer += TimeElapsed;
if (holdTimer > HoldTime)
{
holdTimer = 0;
currentDirection = WiperPosition.Right;
}
}
else
{
currentDirection = WiperPosition.Right;
}
}
}
break;
case 100:
if (CurrentSpeed > 0)
{
if (HoldPosition == WiperPosition.Left && CurrentSpeed != WiperSpeed.Fast)
{
holdTimer += TimeElapsed;
if (holdTimer > HoldTime)
{
holdTimer = 0;
currentDirection = WiperPosition.Left;
}
}
else
{
currentDirection = WiperPosition.Left;
}
}
else
{
if (RestPosition == WiperPosition.Right)
{
if (HoldPosition == WiperPosition.Left)
{
holdTimer += TimeElapsed;
if (holdTimer > HoldTime)
{
holdTimer = 0;
currentDirection = WiperPosition.Left;
}
}
else
{
currentDirection = WiperPosition.Left;
}
}
}
break;
//Wiper has started moving, determine which sound effect to play
case 1:
if (currentDirection == WiperPosition.Right)
{
if (Windscreen.currentDrops / (double)Windscreen.RainDrops.Length > 0.8)
{
if (soundTriggered == false)
{
WetWipeSound.Play(Windscreen.Car, false);
soundTriggered = true;
}
}
else
{
if (soundTriggered == false)
{
DryWipeSound.Play(Windscreen.Car, false);
soundTriggered = true;
}
}
}
break;
case 99:
if (currentDirection == WiperPosition.Left)
{
if (Windscreen.currentDrops / (double)Windscreen.RainDrops.Length > 0.8)
{
if (soundTriggered == false)
{
WetWipeSound.Play(Windscreen.Car, false);
soundTriggered = true;
}
}
else
{
if (soundTriggered == false)
{
DryWipeSound.Play(Windscreen.Car, false);
soundTriggered = true;
}
}
}
break;
}
int dropToRemove = Windscreen.RainDrops.Length - 1 - Math.Min(Windscreen.RainDrops.Length - 1, (int)(CurrentPosition / (100.0 / Windscreen.RainDrops.Length)));
if (Windscreen.RainDrops[dropToRemove].Visible)
{
Windscreen.RainDrops[dropToRemove].Visible = false;
Windscreen.RainDrops[dropToRemove].IsSnowFlake = false;
Windscreen.RainDrops[dropToRemove].RemainingLife = 0.5 * TrainManagerBase.RandomNumberGenerator.NextDouble() * Windscreen.DropLife;
Windscreen.currentDrops--;
}
}
