private IEnumerator SwapPickups()
{
//We only need to swap to/from the slots that actually have something equipped
bool sourceFinished = !dragSlot.IsEquipped();
bool targetFinished = !currentDropTarget.IsEquipped();
//Lerp the pickup icons between the swapped slot locations
while (!sourceFinished || !targetFinished)
{
if (!sourceFinished)
{
dragSlot.GetTransform().position = Vector3.MoveTowards(dragSlot.GetTransform().position, currentDropTarget.GetHomeCoords(), Time.deltaTime * swapSpeed);
sourceFinished = dragSlot.GetTransform().position.Equals(currentDropTarget.GetHomeCoords());
}
if (!targetFinished)
{
currentDropTarget.GetTransform().position = Vector3.MoveTowards(currentDropTarget.GetTransform().position, dragSlot.GetHomeCoords(), Time.deltaTime * swapSpeed);
targetFinished = currentDropTarget.GetTransform().position.Equals(dragSlot.GetHomeCoords());
}
yield return(0);
}
//Remove the highlights that were established as part of the drag
dragSlot.RemovePickupHighlight();
currentDropTarget.RemoveSlotHighlight();
//Complete the actual swap of the pickups
dragSlot.SwapPickup(currentDropTarget);
//The slots that have pickups equipped may have changed so recalculate which ones need to be visible
ResetVisibilityOnAllSlots();
//End this drag
dragSlot = null;
currentDropTarget = null;
}
public void SwapPickup(PickupSlot pickupSlot)
{
Pickup temp = this.pickup;
this.EquipPickup(pickupSlot.GetPickup());
pickupSlot.EquipPickup(temp);
}
private void Start()
{
// Set up the references to other game objects
ball = GetComponent <BallController> ();
PickupSlot[] slots = HUD.controller.GetComponentsInChildren <PickupSlot> ();
foreach (PickupSlot slot in slots)
{
if (slot.name == "LeftPickupSlot")
{
leftSlot = slot;
}
else if (slot.name == "RightPickupSlot")
{
rightSlot = slot;
}
else if (slot.name == "UpperLeftPickupSlot")
{
upperLeftSlot = slot;
}
else if (slot.name == "UpperRightPickupSlot")
{
upperRightSlot = slot;
}
}
dragManager = HUD.controller.GetComponentInChildren <DragManager> ();
}
//Highlights the pickup slot where the pickup would go if the player released their finger this frame
private void UpdateCurrentDropTarget()
{
PickupSlot newDropTarget = DetermineDropTarget();
if (newDropTarget != currentDropTarget)
{
if (currentDropTarget != null)
{
currentDropTarget.RemoveSlotHighlight();
}
newDropTarget.AddSlotHighlight();
currentDropTarget = newDropTarget;
}
}
private PickupSlot FindBestAvailableSlot()
{
PickupSlot slot = null;
if (rightHander)
{
if (!rightSlot.IsEquipped())
{
slot = rightSlot;
}
else if (!leftSlot.IsEquipped())
{
slot = leftSlot;
}
else if (upperRightSlot != null && !upperRightSlot.IsEquipped())
{
slot = upperRightSlot;
}
else if (upperLeftSlot != null && !upperLeftSlot.IsEquipped())
{
slot = upperLeftSlot;
}
}
else
{
if (!leftSlot.IsEquipped())
{
slot = leftSlot;
}
else if (!rightSlot.IsEquipped())
{
slot = rightSlot;
}
else if (upperLeftSlot != null && !upperLeftSlot.IsEquipped())
{
slot = upperLeftSlot;
}
else if (upperRightSlot != null && !upperRightSlot.IsEquipped())
{
slot = upperRightSlot;
}
}
return(slot);
}
public void AddPickup(Pickup pickup)
{
//Play a particle effect
pickupEffect.Play();
HUD.controller.SendMessage("PickupAcquired", pickup);
//Before adding pickup to a new slot, check if we already have it equipped somewhere...
PickupSlot slot = FindSlotWithPickup(pickup);
if (slot == null)
{
//... Otherwise find the best available slot for it to go
slot = FindBestAvailableSlot();
}
if (slot != null)
{
slot.EquipPickup(pickup);
}
//PulseAllSlots ();
}
private PickupSlot FindSlotWithPickup(Pickup pickup)
{
PickupSlot slot = null;
if (pickup.Equals(rightSlot.GetPickup()))
{
slot = rightSlot;
}
else if (pickup.Equals(leftSlot.GetPickup()))
{
slot = leftSlot;
}
else if (pickup.Equals(upperRightSlot != null && upperRightSlot.GetPickup()))
{
slot = upperRightSlot;
}
else if (pickup.Equals(upperLeftSlot != null && upperLeftSlot.GetPickup()))
{
slot = upperLeftSlot;
}
return(slot);
}
public void StartDragging(PickupSlot dragSlot, int reflectXAxis, Vector2 fingerPosition)
{
if (IsDragging())
{
Debug.Log("Received request to start a drag but we are already dragging something else so it will be ignored");
}
else
{
this.dragSlot = dragSlot;
//Note that reflect x axis is used here so that we can snap either to the left or right of the origin depending on what side of the screen the origin is
this.dragCentre = dragSlot.GetTransform().position + new Vector3((dragSnapDistance + currentSlotBias) * reflectXAxis, dragSnapDistance + currentSlotBias);
this.lastFrameFingerPosition = fingerPosition;
//Snap the icon to the specified bias from the dragCentre
Vector3 biasToOrigin = new Vector3(-currentSlotBias * reflectXAxis, -currentSlotBias);
dragSlot.GetTransform().position = dragCentre + biasToOrigin;
dragTargetPosition = dragSlot.GetTransform().position;
UpdateCurrentDropTarget();
//Make all slots visible during a drag so we can see the highlighted slot where the player is dragging towards
ShowAllSlots();
}
}