// Perform fireball skill
public void performFireballSkill(int entityId, FireballSkill fireballSkill, Vector2 target)
{
PerformingSkillsComponent performingSkillsComponent = EntityManager.getPerformingSkillsComponent(entityId);
ExecuteFireballSkill executeFireballSkill = new ExecuteFireballSkill(
fireballSkill,
target,
() =>
{
PositionComponent positionComponent = EntityManager.getPositionComponent(entityId);
PositionTargetComponent positionTargetComponent = EntityManager.getPositionTargetComponent(entityId);
float distance = Math.Abs(positionTargetComponent.position - positionComponent.position.X);
return distance <= positionTargetComponent.tolerance + SKILL_RANGE_TOLERANCE;
});
performingSkillsComponent.executingSkills.Add(executeFireballSkill);
EntityManager.addComponent(entityId, new PositionTargetComponent(entityId, target.X, fireballSkill.range));
}
// Execute fireball
private void executeFireball(int entityId, ExecuteFireballSkill executeFireballSkill)
{
FactionComponent factionComponent = EntityManager.getFactionComponent(entityId);
PerformingSkillsComponent performingSkillsComponent = EntityManager.getPerformingSkillsComponent(entityId);
FireballSkill fireballSkill = executeFireballSkill.skill as FireballSkill;
List<int> hitEntities = SystemManager.explosionSystem.createExplosion(executeFireballSkill.target, fireballSkill.explosionRadius, Roller.roll(fireballSkill.explosionDamageDie), fireballSkill.explosionForce, factionComponent.attackableFactions);
foreach (int hitEntityId in hitEntities)
{
if (EntityManager.doesEntityExist(hitEntityId))
{
if (Roller.roll(fireballSkill.burnChanceDie) == 1)
{
EntityFactory.createDoTSpell(hitEntityId, DamageType.Fire, fireballSkill.burnDamageDie, fireballSkill.burnTickDelay, fireballSkill.burnTickCount);
}
}
}
EntityManager.removeComponent(entityId, ComponentType.PositionTarget);
resetCooldown(entityId, SkillType.Fireball);
removeExecutedSkill(entityId, executeFireballSkill);
}