private void OnTriggerExit2D(Collider2D col)
{
// if it's not my receptor I'm exiting, there is nothing to do.
if (col.GetComponent <DragAndDropReceptor>() == receptor)
{
if (OverlapsNoReceptor())
{
receptor = null;
OnExitedAllReceptors();
}
else
{
// If this does not hold a receptor, or if the overlappingReceptor priority is enough, cache the overlapping receptor
DragAndDropReceptor receptorCandidate = GetValidOverlappingReceptor();
if (receptor == null)
{
receptor = receptorCandidate;
}
else if (receptorCandidate != null && receptor.Priority <= receptorCandidate.Priority)
{
if (receptorCandidate == receptor)
{
L.ogWarning(this, "Damn, How can this be overlapping something it exited?");
}
receptor = receptorCandidate;
}
else
{
// I exited my receptor and I'm not overlapping nothing interesting enough
receptor = null;
}
}
}
}
protected override void OnEnteredAReceptor(DragAndDropReceptor receptor)
{
bool isTheTipOfHowToUseTips = ((TipReceptor)receptor).Title == text.text;
if (!isTheTipOfHowToUseTips)
{
text.fontStyle = FontStyle.Bold;
}
}
private void IfIsAboveASingleReceptorMakeItBecomeTheReceptor()
{
int count = 0;
ForEachOverlappingValidReceptorDo(() => { count++; });
if (count == 1)
{
receptor = GetValidOverlappingReceptor();
}
}
private void RegisterIfIsReceptorAndCallWhosInterested(Collider2D possibleReceptorCollider)
{
DragAndDropReceptor maybeAReceptor = possibleReceptorCollider.GetComponent <DragAndDropReceptor>();
if (maybeAReceptor.GetDragAndDropReceptorType() == GetDragAndDropType())
{
this.receptor = maybeAReceptor;
OnEnteredAReceptor(maybeAReceptor);
}
}
private void OnTriggerEnter2D(Collider2D col)
{
DragAndDropReceptor maybeAReceptor = col.GetComponent <DragAndDropReceptor>();
if (maybeAReceptor != null)
{
if (ConditionToReplace(maybeAReceptor))
{
RegisterIfIsReceptorAndCallWhosInterested(possibleReceptorCollider: col);
}
}
}
private void ForEachOverlappingValidReceptorDo(DoForEachValidOverlappingReceptor doForEachValidReceptor)
{
// Get all colliders that overlap this object's collider.
Collider2D[] colliders = new Collider2D[10];
ContactFilter2D contactFilter = new ContactFilter2D();
int colliderCount = GetComponent <Collider2D>().OverlapCollider(contactFilter.NoFilter(), colliders);
for (int i = 0; i < colliderCount; i++)
{
maybeAReceptor = colliders[i].GetComponent <DragAndDropReceptor>();
if (maybeAReceptor != null && maybeAReceptor.GetDragAndDropReceptorType() == GetDragAndDropType())
{
doForEachValidReceptor();
}
}
}
public void Drop()
{
if (snap)
{
BeforeDrop();
snap = false;
if (this.receptor != null)
{
this.receptor.OnDroppedInReceptor();
}
else
{
ReturnToOriginalPosition();
}
OnDroppedSpecificBehaviour();
this.receptor = null;
}
}
public DragAndDropReceptor Get()
{
dragAndDrop.ForEachOverlappingValidReceptorDo(() => { validOverlappingReceptor = dragAndDrop.maybeAReceptor; });
return(validOverlappingReceptor);
}
protected abstract void OnEnteredAReceptor(DragAndDropReceptor receptor);
protected virtual bool ConditionToReplace(DragAndDropReceptor maybeAReceptor)
{
return(receptor == null || (receptor != null && receptor.Priority <= maybeAReceptor.Priority));
}
