public void UpdateBackground(KeyValuePair <int, PTFlatGroupCollection> collection)
{
Collection = collection;
int size = Collection.Value == null ? 0 : Collection.Value.Count;
if (size > 0)
{
List <PTTouch> touchesDraggingThis = PTGlobalInput.FindTouchesDragging(GetComponent <Collider>());
if (touchesDraggingThis == null || touchesDraggingThis.Count == 0)
{
transform.SetLocalPosition(groups.GetComponent <PTZone>().TargetLocalPositionOf(groups.GetSiblingIndex(Collection.Value.content[0])), groups.timerAnimation);
}
}
switch (size)
{
case 0:
StartCoroutine(SetAppearance(false));
break;
case 1:
if (backgroundSize == 0 || backgroundSize == 1)
{
StartCoroutine(SetAppearance(true));
}
else
{
StartCoroutine(SpriteSwap(false));
}
break;
case 2:
if (backgroundSize == 1)
{
StartCoroutine(SpriteSwap(true));
}
else
{
StartCoroutine(Stretch(size));
}
break;
default:
StartCoroutine(Stretch(size));
break;
}
backgroundSize = size;
}
private void Awake()
{
gesture = GetComponent <PTLocalInput>();
gesture.OnDragBegin += (PTTouch touch) =>
{
if (gameObject &&
groups &&
!groups.GetComponent <PTZone>().IsArranging &&
!groups.isDragging &&
touch.hitsBegin.ContainsKey(gesture.GetComponent <Collider>()))
{
if (Collection.Value != null && Collection.Value.isGroup && Collection.Value.Count == 1)
{
//ungroup for a single tile
groups.UnGroup(this);
}
if (groups.OnDragBegan != null)
{
groups.OnDragBegan(touch);
}
}
};
gesture.OnDrag += (PTTouch touch) =>
{
if (gameObject && PTGlobalInput.IsDragging(gesture.GetComponent <Collider>()) && touch.hitsBegin.ContainsKey(gesture.GetComponent <Collider>()))
{
if ((transform.position - groups.transform.position).z > groups.height)
{
//Ungroup when too high
groups.UnGroup(this);
}
if (Collection.Key == CollectionHover.Key)
{
//arrange inside the group
groups.SwapElements(transform.GetSiblingIndex(), SiblingIndexExpected);
}
else
{
if (CollectionHover.Key != Collection.Key && Collection.Value.isGroup)
{
//ungroup
groups.UnGroup(this);
}
else
{
//swap collections
groups.SwapCollections(Collection.Key, CollectionExpected.Key);
}
}
}
};
gesture.OnTouchEnd_BeginOnThis += (PTTouch touch) =>
{
if (gameObject &&
groups &&
(groups.isDragging || groups.GetComponent <PTZone>().IsArranging) &&
gesture.enableDrag)
{
if (groups.OnDragEnd != null)
{
groups.OnDragEnd(touch);
}
}
};
gesture.OnLongHoldBegin += (PTTouch touch) =>
{
if (groups)
{
//Become a group
if (Collection.Key == CollectionHover.Key && Collection.Value.Count == 1)
{
Vector3 positionExpected = PositionExpected;
Vector2 positionExpected2D = new Vector2(positionExpected.x, positionExpected.z);
Vector2 position2D = new Vector2(transform.position.x, transform.position.z);
float distance2D = (positionExpected2D - position2D).magnitude;
//If the distance is close enough from the expected position
if (distance2D < groups.maxCreateGroupDistance)
{
groups.SetIsGroupIfSingle(Collection.Key, !Collection.Value.isGroupIfSingle);
}
}
//Merge with another group
else
{
groups.Merge(Collection.Key, CollectionHover.Key);
}
}
};
}
public static bool IsBeingDragged(this Collider collider)
{
return(PTGlobalInput.IsDragging(collider));
}
