/// <summary>
/// used to handle firing the specified weapon from the tank playerTank.
/// </summary>
/// <param name="weapon">The weapon chosen from ListWeapons</param>
/// <param name="playerTank">The tank that is shooting the weapons</param>
/// <param name="currentGame">The battle the shot takes place in</param>
public override void ShootWeapon(int weapon, GameplayTank playerTank, Battle currentGame)
{
float x = playerTank.XPos();
float y = playerTank.GetY();
//find the center of the tank
x = x + Chassis.WIDTH / 2;
y = y + Chassis.HEIGHT / 2;
GenericPlayer player = playerTank.GetPlayerNumber();
Boom boom = new Boom(100, 4, 4);
Shell shell = new Shell(x, y, playerTank.GetTankAngle(), playerTank.GetTankPower(), 0.01f, boom, player);
Shell shell2 = new Shell(x, y, playerTank.GetTankAngle(), playerTank.GetTankPower() + 10, 0.01f, boom, player);
Shell shell3 = new Shell(x, y, playerTank.GetTankAngle(), playerTank.GetTankPower() - 10, 0.01f, boom, player);
currentGame.AddWeaponEffect(shell);
currentGame.AddWeaponEffect(shell2);
currentGame.AddWeaponEffect(shell3);
}