/// <summary>
/// Processes the power-up - Optimizes it according to its nature.
/// </summary>
/// <param name="powerUp">The power-up to process</param>
/// <param name="gameTime">The current game time</param>
/// <returns>The processed power-up.</returns>
private PowerUp ProcessPowerUp( PowerUp powerUp, GameTime gameTime )
{
PowerUp processedPowerUp = powerUp;
if ( powerUp is SpeedBoost )
{
// One instance of processing is to set the speed boost's factor according to the setting file.
processedPowerUp = new SpeedBoost( gameTime, BoostFactor );
}
return processedPowerUp;
}
public bool AppendPowerUp( PowerUp powerUp, GameTime gameTime )
{
if ( powerUp is AppearingPowerUp )
return false;
else if ( powerUp is InstantPowerUp )
{
if ( PendingPowerUp == null )
{
PendingPowerUp = ( InstantPowerUp )powerUp;
PendingPowerUp.Take( this, gameTime );
return true;
}
else return false;
}
else if ( powerUp is TimedPowerUp )
{
if ( this.powerUp == null )
{
this.powerUp = ( TimedPowerUp )powerUp;
this.powerUp.Take( this, gameTime );
return true;
}
else return false;
}
else
{
throw new Exception( "Liek if this gets thrown, i'm a sheep" );
}
}