/// <summary>
/// Update the cursor's position and visual state
/// </summary>
/// <param name="eventData"></param>
/// <param name="pressState"></param>
public void UpdateCursor(MetaHandEventData eventData, PressState pressState)
{
float ringScale = _ringPanelProximityScale.Evaluate(eventData.DownDistance);
_ring.transform.position = eventData.ProjectedPanelPosition;
_ring.transform.localPosition = new Vector3(_ring.transform.localPosition.x, _ring.transform.localPosition.y, 0);
_ring.transform.localScale = Vector3.one * ringScale;
_ring.Alpha = _ringPanelProximityAlpha.Evaluate(eventData.DownDistance);
_ring2.transform.position = eventData.ProjectedPanelPosition;
_ring2.transform.localPosition = new Vector3(_ring2.transform.localPosition.x, _ring2.transform.localPosition.y, 0);
_ring2.transform.localScale = Vector3.one * (ringScale + _ring2.Thickness);
_ring2.Alpha = _ring.Alpha;
_fill.transform.position = eventData.ProjectedPanelPosition;
_fill.transform.localPosition = new Vector3(_fill.transform.localPosition.x, _fill.transform.localPosition.y, 0);
_fill.Alpha = eventData.DownDistance < 0 ? _ring.Alpha * FillAlpha : FillAlpha;
_fillOutline.transform.position = eventData.ProjectedPanelPosition;
_fillOutline.Alpha = eventData.DownDistance < 0 ? _ring.Alpha * FillOutlineAlpha : FillOutlineAlpha;
_hoverPower = Mathf.SmoothDamp(_hoverPower, (_isHovering ? 1 : 0), ref _hoverPowerVelocity, HoverEffectSeconds);
_dot.transform.position = eventData.ProjectedPanelPosition;
_dot.transform.localPosition = new Vector3(_dot.transform.localPosition.x, _dot.transform.localPosition.y, 0);
_dot.transform.localScale = Vector3.one * (_fullDotScale * Mathf.Lerp(DotUnhoveredScale, 1, _hoverPower));
float dotAlpha = Mathf.Lerp(DotUnhoveredAlpha, 1, _hoverPower);
_dot.Alpha = eventData.DownDistance < 0 ? _ring.Alpha * dotAlpha : dotAlpha;
if (_isHovering && pressState == PressState.Pressed)
{
_canvasPressIndicator.PlayAnimation(eventData.ProjectedPanelPosition);
}
}
/// <summary>
///
/// </summary>
/// <param name="eventData"></param>
public void ProcessDrag(MetaHandEventData eventData)
{
bool moving = eventData.IsPointerMoving();
if (moving && eventData.pointerDrag != null &&
!eventData.dragging &&
ShouldStartDrag(eventData.pressPosition, eventData.position, EventSystem.pixelDragThreshold, eventData.useDragThreshold))
{
ExecuteEvents.Execute(eventData.pointerDrag, eventData, ExecuteEvents.beginDragHandler);
eventData.dragging = true;
}
// Drag notification
if (eventData.dragging && moving && eventData.pointerDrag != null)
{
// Before doing drag we should cancel any pointer down state
// And clear selection!
if (eventData.pointerPress != eventData.pointerDrag)
{
ExecuteEvents.Execute(eventData.pointerPress, eventData, ExecuteEvents.pointerUpHandler);
eventData.eligibleForClick = false;
eventData.pointerPress = null;
eventData.rawPointerPress = null;
}
ExecuteEvents.Execute(eventData.pointerDrag, eventData, ExecuteEvents.dragHandler);
}
}
/// <summary>
/// Handle when the hand continues hovering over a UI element
/// </summary>
/// <param name="pointerEventData"></param>
public void HoverStay(PointerEventData pointerEventData)
{
if (pointerEventData is MetaHandEventData)
{
MetaHandEventData metaHandEventData = (MetaHandEventData)pointerEventData;
_crosshair.transform.position = metaHandEventData.ProjectedPanelPosition;
_crosshair.transform.localPosition = new Vector3(_crosshair.transform.localPosition.x, _crosshair.transform.localPosition.y, 0);
}
}
/// <summary>
/// Handle when the hand hovers over a UI element
/// </summary>
/// <param name="pointerEventData"></param>
public void HoverBegin(PointerEventData pointerEventData)
{
if (pointerEventData is MetaHandEventData)
{
_isHovering = true;
_crosshair.gameObject.SetActive(true);
MetaHandEventData metaHandEventData = (MetaHandEventData)pointerEventData;
_crosshair.transform.position = metaHandEventData.ProjectedPanelPosition;
_crosshair.transform.localPosition = new Vector3(_crosshair.transform.localPosition.x, _crosshair.transform.localPosition.y, 0);
}
}
/// <summary>
/// Get the correct camera for a pointer
/// </summary>
/// <param name="pointerEventData"></param>
/// <returns></returns>
public static Camera GetMetaHandEventDataPressEventCamera(PointerEventData pointerEventData)
{
MetaHandEventData data = pointerEventData as MetaHandEventData;
if (pointerEventData != null)
{
return(data == null ? pointerEventData.pressEventCamera : data.pressEventCamera);
}
else
{
return(null);
}
}
private void Start()
{
//Get the collider defining the bounds
_collider = GetComponent <BoxCollider>();
if (!_collider.isTrigger)
{
Debug.LogWarning(name + " EventVolume collider must be trigger.");
}
_raycaster = GetComponentInParent <MetaHandGraphicsRaycaster>();
_raycaster.Register(this);
_pointerData = new MetaHandEventData(_raycaster.EventSystem);
_pointerData.pointerId = _nextId++;
}
/// <summary>
/// Get the correct camera for a pointer
/// </summary>
/// <param name="pointerEventData"></param>
/// <returns></returns>
public static Camera GetMetaHandEventDataPressEventCamera(PointerEventData pointerEventData)
{
MetaHandEventData data = pointerEventData as MetaHandEventData;
return(data == null ? pointerEventData.pressEventCamera : data.pressEventCamera);;
}
