/// <summary>
/// Applies damage to a component.
/// </summary>
/// <param name="component">CombatComponent to attack.</param>
/// <param name="damage">Damage to deal.</param>
/// <param name="attacker">Optional: Attacking entity.</param>
public static void ApplyDamage(
CombatComponent component, int damage, Entity attacker = null
)
{
// Record into log
Damage entry = new Damage()
{
Value = damage,
Attacker = attacker
};
if (component.DamageLog.Count == 3)
{
component.DamageLog.RemoveAt(0);
}
component.DamageLog.Add(entry);
// Apply to shield first
if (component.Armour > 0)
{
component.Armour -= damage;
if (component.Armour < 0)
{
damage = -component.Armour;
}
else
{
damage = 0;
}
}
if (damage > 0)
{
component.Health -= damage;
}
}
/// <summary>
/// Update a component of the system.
/// </summary>
/// <param name="component">Component to update.</param>
/// <param name="gameTime">Game frame interval.</param>
protected override void UpdateComponent(
IComponent component, TimeSpan gameTime
)
{
CombatComponent combat = (CombatComponent)component;
if (combat.Health <= 0)
{
combat.Entity.Destroy(Entity.DestroyReason.CombatEvent);
}
}
/// <summary>
/// Applies damage to the target.
/// </summary>
/// <param name="target">Target to apply damage to.</param>
protected void ApplyDamage(CombatComponent target)
{
target.Health -= 20;
}