private void Activate(AbilityComponent ability, GameManager manager)
{
var activation = CreateActivateAbilityMessage(manager);
activation.ActivatorEntity = ability.OwnerEntity;
activation.TargetEntity = ability.OwnerEntity;
activation.AbilityEntity = ability.Entity;
manager.Process(activation);
}
private Direction GetRequiredHeading(
AbilityComponent ability,
PositionComponent activatorPosition,
Point targetCell)
{
switch (ability.Activation)
{
case ActivationType.Manual:
case ActivationType.WhileToggled:
return(activatorPosition.Heading.Value);
case ActivationType.Targeted:
var targetDirection = activatorPosition.LevelCell.DifferenceTo(targetCell);
if (targetDirection.Length() == 0)
{
return(activatorPosition.Heading.Value);
}
var octantsToTurn = 0;
var targetOctantDifference = targetDirection.OctantsTo(activatorPosition.Heading.Value);
var maxOctantDifference = ability.HeadingDeviation;
if (targetOctantDifference > maxOctantDifference)
{
octantsToTurn = targetOctantDifference - maxOctantDifference;
}
else if (targetOctantDifference < -maxOctantDifference)
{
octantsToTurn = targetOctantDifference + maxOctantDifference;
}
var newDirection = (int)activatorPosition.Heading.Value - octantsToTurn;
if (newDirection < 0)
{
newDirection += 8;
}
else if (newDirection > 8)
{
newDirection -= 8;
}
return((Direction)newDirection);
default:
throw new InvalidOperationException(
$"Ability {ability.Name} on entity {activatorPosition.EntityId} cannot be activated manually.");
}
}
public static ActivationType GetTrigger(AbilityComponent ability)
{
switch (ability.Action)
{
case AbilityAction.Default:
case AbilityAction.Modifier:
case AbilityAction.Drink:
return(ActivationType.Default);
case AbilityAction.Hit:
case AbilityAction.Slash:
case AbilityAction.Chop:
case AbilityAction.Stab:
case AbilityAction.Poke:
case AbilityAction.Impale:
case AbilityAction.Bludgeon:
case AbilityAction.Punch:
case AbilityAction.Kick:
case AbilityAction.Touch:
case AbilityAction.Headbutt:
case AbilityAction.Claw:
case AbilityAction.Bite:
case AbilityAction.Suck:
case AbilityAction.Sting:
case AbilityAction.Hug:
case AbilityAction.Trample:
case AbilityAction.Digestion:
return(ActivationType.OnMeleeAttack);
case AbilityAction.Shoot:
case AbilityAction.Throw:
case AbilityAction.Spit:
case AbilityAction.Breath:
case AbilityAction.Gaze:
case AbilityAction.Scream:
case AbilityAction.Spell:
case AbilityAction.Explosion:
return(ActivationType.OnRangedAttack);
default:
throw new ArgumentOutOfRangeException(nameof(ability), ability.Action.ToString());
}
}
