Exemplo n.º 1
0
    // Update is called once per frame
    void Update()
    {
        if (Application.isMobilePlatform)
        {
            touchCount = Input.touchCount;
            if (touchCount > 0)
            {
                touchPhase = Input.GetTouch(0).phase;
            }
            else
            {
                touchPhase = TouchPhase.Stationary;
            }
            if (touchCount > 0)
            {
                touchCount    = 1;
                touchPosition = Input.GetTouch(0).position;
            }
            if (touchPhase == TouchPhase.Ended)
            {
                touchCount = 0;
                if (touchCount > 0)
                {
                    touchPosition = Input.GetTouch(0).position;
                }
            }
        }
        else
        {
            if (Input.GetMouseButton(0))
            {
                touchCount = 1;
            }
            else
            {
                touchCount = 0;
            }
            if (Input.GetMouseButtonDown(0))
            {
                touchPhase = TouchPhase.Began;
            }
            else if (Input.GetMouseButtonUp(0))
            {
                touchPhase = TouchPhase.Ended;
            }
            else
            {
                touchPhase = TouchPhase.Moved;
            }

            if (touchCount >= 0)
            {
                touchPosition = Input.mousePosition;
            }
        }

        if (touchCount > 0 && touchPhase == TouchPhase.Began)
        {
            Vector2        touchRay = Camera.main.ScreenToWorldPoint(touchPosition);
            RaycastHit2D[] hit      = Physics2D.RaycastAll(touchRay, Vector2.zero).OrderBy((h) => {
                Renderer colliderRend = h.collider.GetComponent <Renderer>();
                if (colliderRend != null)
                {
                    if (colliderRend.sortingLayerName == "UI" || colliderRend.sortingLayerName == "SceneChanger")
                    {
                        return(colliderRend.sortingOrder);
                    }
                    else
                    {
                        return(-1);
                    }
                }
                else
                {
                    return(-1);
                }
            }).ToArray();

            if (hit != null)
            {
                for (int i = hit.Length - 1; i >= 0; i--)
                {
                    Collider2D obj = hit [i].collider;
                    if (obj != null)
                    {
                        ITouchable touchable = (ITouchable)obj.GetComponent(typeof(ITouchable));
                        if (touchable != null)
                        {
                            if (touchable.MustFocus)
                            {
                                focusObject = obj;
                            }
                            touchable.TouchBegan(touchPosition);
                            break;
                        }
                    }
                }
            }
        }
        else if (touchCount >= 0 && touchPhase == TouchPhase.Moved)
        {
            Vector2        touchRay = Camera.main.ScreenToWorldPoint(touchPosition);
            RaycastHit2D[] hit      = Physics2D.RaycastAll(touchRay, Vector2.zero).OrderBy((h) => {
                Renderer colliderRend = h.collider.GetComponent <Renderer>();
                if (colliderRend != null)
                {
                    if (colliderRend.sortingLayerName == "UI" || colliderRend.sortingLayerName == "SceneChanger")
                    {
                        return(colliderRend.sortingOrder);
                    }
                    else
                    {
                        return(-1);
                    }
                }
                else
                {
                    return(-1);
                }
            }).ToArray();
            if (focusObject != null)
            {
                bool found = false;
                for (int i = hit.Length - 1; i >= 0; i--)
                {
                    if (hit [i].collider == focusObject)
                    {
                        found = true;
                        break;
                    }
                }
                ITouchable touchable = (ITouchable)focusObject.GetComponent(typeof(ITouchable));
                if (touchable != null)
                {
                    touchable.TouchMoved(touchPosition, found);
                }
            }
        }
        else if (touchCount == 0 && touchPhase == TouchPhase.Ended)
        {
            if (focusObject != null)
            {
                Collider2D obj = focusObject;
                if (obj != null)
                {
                    ITouchable touchable = (ITouchable)obj.GetComponent(typeof(ITouchable));
                    if (touchable != null)
                    {
                        touchable.TouchEnded(touchPosition);
                    }
                }
            }
            else
            {
                /*
                 * Vector2 touchRay = Camera.main.ScreenToWorldPoint (touchPosition);
                 * RaycastHit2D[] hit = Physics2D.RaycastAll (touchRay, Vector2.zero).OrderBy (h => h.collider.GetComponent<Renderer>().sortingOrder).ToArray ();
                 * if (hit != null) {
                 *      for (int i = hit.Length-1; i >= 0; i--) {
                 *              Collider2D obj = hit [i].collider;
                 *              if (obj != null) {
                 *                      ITouchable touchable = (ITouchable)obj.GetComponent (typeof(ITouchable));
                 *                      if (touchable != null) {
                 *                              touchable.TouchEnded (touchPosition);
                 *                      }
                 *              }
                 *      }
                 * }
                 */
            }
            focusObject = null;
        }
    }