protected virtual bool AttemptClick(Pvr_UIPointer pointer)
{
if (pointer.pointerEventData.pointerPress)
{
if (!ValidElement(pointer.pointerEventData.pointerPress))
{
pointer.pointerEventData.pointerPress = null;
return(true);
}
if (pointer.pointerEventData.eligibleForClick)
{
if (!IsHovering(pointer))
{
ExecuteEvents.ExecuteHierarchy(pointer.pointerEventData.pointerPress, pointer.pointerEventData, ExecuteEvents.pointerUpHandler);
pointer.pointerEventData.pointerPress = null;
}
}
else
{
pointer.OnUIPointerElementClick(pointer.SetUIPointerEvent(pointer.pointerEventData.pointerPressRaycast, pointer.pointerEventData.pointerPress));
ExecuteEvents.ExecuteHierarchy(pointer.pointerEventData.pointerPress, pointer.pointerEventData, ExecuteEvents.pointerClickHandler);
ExecuteEvents.ExecuteHierarchy(pointer.pointerEventData.pointerPress, pointer.pointerEventData, ExecuteEvents.pointerUpHandler);
pointer.pointerEventData.pointerPress = null;
}
return(true);
}
return(false);
}
public void OnEndDrag(PointerEventData eventData)
{
canvasGroup.blocksRaycasts = true;
dragTransform = null;
transform.position += (transform.forward * moveOffset);
bool validDragEnd = true;
if (restrictToDropZone)
{
if (validDropZone != null && validDropZone != startDropZone)
{
transform.SetParent(validDropZone.transform);
}
else
{
ResetElement();
validDragEnd = false;
}
}
Canvas destinationCanvas = (eventData.pointerEnter != null ? eventData.pointerEnter.GetComponentInParent <Canvas>() : null);
if (restrictToOriginalCanvas)
{
if (destinationCanvas != null && destinationCanvas != startCanvas)
{
ResetElement();
validDragEnd = false;
}
}
if (destinationCanvas == null)
{
//We've been dropped off of a canvas
ResetElement();
validDragEnd = false;
}
if (validDragEnd)
{
Pvr_UIPointer pointer = GetPointer();
if (pointer != null)
{
pointer.OnUIPointerElementDragEnd(pointer.SetUIPointerEvent(pointer.pointerEventData.pointerPressRaycast, gameObject));
}
OnDraggableItemDropped(SetEventPayload(validDropZone));
}
validDropZone = null;
startParent = null;
startCanvas = null;
}
public void OnBeginDrag(PointerEventData eventData)
{
startPosition = transform.position;
startRotation = transform.rotation;
startParent = transform.parent;
startCanvas = GetComponentInParent <Canvas>();
canvasGroup.blocksRaycasts = false;
if (restrictToDropZone)
{
startDropZone = GetComponentInParent <Pvr_UIDropZone>().gameObject;
validDropZone = startDropZone;
}
SetDragPosition(eventData);
Pvr_UIPointer pointer = GetPointer();
if (pointer != null)
{
pointer.OnUIPointerElementDragStart(pointer.SetUIPointerEvent(pointer.pointerEventData.pointerPressRaycast, gameObject));
}
}
protected virtual void Hover(Pvr_UIPointer pointer, List <RaycastResult> results)
{
if (pointer.pointerEventData.pointerEnter)
{
CheckPointerHoverClick(pointer, results);
if (!ValidElement(pointer.pointerEventData.pointerEnter))
{
pointer.pointerEventData.pointerEnter = null;
return;
}
if (NoValidCollision(pointer, results))
{
ExecuteEvents.ExecuteHierarchy(pointer.pointerEventData.pointerEnter, pointer.pointerEventData, ExecuteEvents.pointerExitHandler);
pointer.pointerEventData.hovered.Remove(pointer.pointerEventData.pointerEnter);
pointer.pointerEventData.pointerEnter = null;
}
}
else
{
foreach (var result in results)
{
if (!ValidElement(result.gameObject))
{
continue;
}
var target = ExecuteEvents.ExecuteHierarchy(result.gameObject, pointer.pointerEventData, ExecuteEvents.pointerEnterHandler);
if (target != null)
{
var selectable = target.GetComponent <Selectable>();
if (selectable)
{
var noNavigation = new Navigation();
noNavigation.mode = Navigation.Mode.None;
selectable.navigation = noNavigation;
}
pointer.OnUIPointerElementEnter(pointer.SetUIPointerEvent(result, target, pointer.hoveringElement));
pointer.hoveringElement = target;
pointer.pointerEventData.pointerCurrentRaycast = result;
pointer.pointerEventData.pointerEnter = target;
pointer.pointerEventData.hovered.Add(pointer.pointerEventData.pointerEnter);
break;
}
else
{
if (result.gameObject != pointer.hoveringElement)
{
pointer.OnUIPointerElementEnter(pointer.SetUIPointerEvent(result, result.gameObject, pointer.hoveringElement));
}
pointer.hoveringElement = result.gameObject;
}
}
if (pointer.hoveringElement && results.Count == 0)
{
pointer.OnUIPointerElementExit(pointer.SetUIPointerEvent(new RaycastResult(), null, pointer.hoveringElement));
pointer.hoveringElement = null;
}
}
}