public void Handle(IEntity entity, IEntity target, Side side)
{
IProjectile fireball = (IProjectile)entity;
// Fireball is colliding into a block
if (target is IBlock)
{
IBlock block = (IBlock)target;
// Fireball bounces on the top side of all kinds of blocks except hidden block
if (side == Side.TOP && block.Type != "HiddenBlock")
{
fireball.Bounce();
}
// Fire booms when colliding into a block if it is not a hidden block
else if (block.Type != "HiddenBlock")
{
SoundEffects.Instance.PlayBumpSound();
fireball.Boom();
}
}
// Fireball is colliding into an enemy
else if (target is IEnemy)
{
IEnemy enemy = (IEnemy)target;
fireball.Attack(enemy);
SoundEffects.Instance.PlayKickSound();
fireball.Boom();
}
}
public void HandleCollision()
{
collision.ResolveOverlap(fireball, side);
if (side is TopSideCollision && !(block.State is HiddenBlockState))
{
fireball.Bounce();
}
else if (!(block.State is HiddenBlockState))
{
fireball.Explode();
}
}
public static void ProjectileBlockCollision(IProjectile proj, Block block) {
Vector2 direction = GetCollisionDirection(proj.Bounds, block.Bounds);
int penetration = GetPenetration(proj.Bounds, block.Bounds, direction);
proj.Position += direction * penetration;
proj.Bounce(direction);
}