Ejemplo n.º 1
0
        private void CheckTriggerExit(GameObject other)
        {
            Usable usable = other.GetComponent <Usable>();

            if (usable != null)
            {
                if (usablesInRange.Contains(usable))
                {
                    usablesInRange.Remove(usable);
                }
                if (currentUsable == usable)
                {
                    if (DeselectedUsableObject != null)
                    {
                        DeselectedUsableObject(usable);
                    }
                    currentUsable = null;
                    if (usablesInRange.Count > 0)
                    {
                        currentUsable = usablesInRange[0];
                        if (SelectedUsableObject != null)
                        {
                            SelectedUsableObject(currentUsable);
                        }
                    }
                }
            }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Runs a raycast to see what's under the selection point. Updates the selection and
        /// calls the selection delegates if the selection has changed. If the player hits the
        /// use button, sends an OnUse message to the selection.
        /// </summary>
        void Update()
        {
            // Exit if disabled or paused:
            if (!enabled || (Time.timeScale <= 0))
            {
                return;
            }

            // Exit if there's no camera:
            if (Camera.main == null)
            {
                return;
            }



            // Cast a ray and see what we hit:
            Ray        ray = Camera.main.ScreenPointToRay(GetSelectionPoint());
            RaycastHit hit;

            if (Physics.Raycast(ray, out hit, maxSelectionDistance, layerMask))
            {
                distance = (distanceFrom == DistanceFrom.Camera) ? hit.distance : Vector3.Distance(gameObject.transform.position, hit.collider.transform.position);
                if (selection != hit.collider.gameObject)
                {
                    Usable hitUsable = hit.collider.gameObject.GetComponent <Usable>();
                    if (hitUsable != null)
                    {
                        usable    = hitUsable;
                        selection = hit.collider.gameObject;
                        if (SelectedUsableObject != null)
                        {
                            SelectedUsableObject(usable);
                        }
                    }
                    else
                    {
                        DeselectTarget();
                    }
                }
            }
            else
            {
                DeselectTarget();
            }

            // If the player presses the use key/button, send the OnUse message:
            if (IsUseButtonDown() && (usable != null) && (distance <= usable.maxUseDistance))
            {
                if (broadcastToChildren)
                {
                    usable.gameObject.BroadcastMessage("OnUse", this.transform, SendMessageOptions.DontRequireReceiver);
                }
                else
                {
                    usable.gameObject.SendMessage("OnUse", this.transform, SendMessageOptions.DontRequireReceiver);
                }
            }
        }
Ejemplo n.º 3
0
 private void DeselectTarget()
 {
     if ((usable != null) && (DeselectedUsableObject != null))
     {
         DeselectedUsableObject(usable);
     }
     usable    = null;
     selection = null;
 }
Ejemplo n.º 4
0
        private void CheckTriggerEnter(GameObject other)
        {
            Usable usable = other.GetComponent <Usable>();

            if (usable != null)
            {
                currentUsable = usable;
                if (!usablesInRange.Contains(usable))
                {
                    usablesInRange.Add(usable);
                }
                if (SelectedUsableObject != null)
                {
                    SelectedUsableObject(usable);
                }
            }
        }