private void createGazePointer()
{
UIGazePointer pointer = new UIGazePointer();
pointer.GazeCanvas = gazeCanvas;
pointer.GazeProgressBar = gazeProgressBar;
pointer.GazeClickTimer = gazeClickTimer;
pointer.GazeClickTimerDelay = gazeClickTimerDelay;
initPointer(pointer);
}
public override void Process()
{
foreach (var pair in controllerData)
{
UIGazePointer controller = pair.Key;
VRInputControllerData data = pair.Value;
// test if UICamera is looking at a GUI element
UpdateCameraPosition(controller);
if (data.pointerEvent == null)
{
data.pointerEvent = new VRInputEventData(eventSystem);
}
else
{
data.pointerEvent.Reset();
}
data.pointerEvent.controller = controller;
data.pointerEvent.delta = Vector2.zero;
data.pointerEvent.position = new Vector2(GetCameraSize().x * 0.5f, GetCameraSize().y * 0.5f);
// trigger a raycast
eventSystem.RaycastAll(data.pointerEvent, m_RaycastResultCache);
data.pointerEvent.pointerCurrentRaycast = FindFirstRaycast(m_RaycastResultCache);
m_RaycastResultCache.Clear();
// make sure our controller knows about the raycast result
if (data.pointerEvent.pointerCurrentRaycast.distance > 0.0f)
{
controller.LimitLaserDistance(data.pointerEvent.pointerCurrentRaycast.distance + 0.01f);
}
// send control enter and exit events to our controller
var hitControl = data.pointerEvent.pointerCurrentRaycast.gameObject;
if (data.currentPoint != hitControl)
{
if (data.currentPoint != null)
{
ExecuteEvents.ExecuteHierarchy(data.currentPressed, data.pointerEvent, ExecuteEvents.pointerUpHandler);
controller.OnExitControl(data.currentPoint);
}
if (hitControl != null)
{
controller.OnEnterControl(hitControl);
}
}
data.currentPoint = hitControl;
currentLook = hitControl;
if (hitControl == null)
{
ClearSelection();
}
// handle enter and exit events on the GUI controlls that are hit
base.HandlePointerExitAndEnter(data.pointerEvent, data.currentPoint);
Image circleProgressBar = controller.GazeProgressBar;
float timeToLookPress = controller.GazeClickTimer;
float timeToLookPressDelay = controller.GazeClickTimerDelay;
if ((currentLook != null) && (timeToLookPress > 0))
{
bool clickable = false;
if (currentLook.transform.gameObject.GetComponent <Button>() != null)
{
clickable = true;
}
if (currentLook.transform.parent != null)
{
if (currentLook.transform.parent.gameObject.GetComponent <Button>() != null)
{
clickable = true;
}
if (currentLook.transform.parent.gameObject.GetComponent <Toggle>() != null)
{
clickable = true;
}
if (currentLook.transform.parent.gameObject.GetComponent <Slider>() != null)
{
clickable = true;
}
if (currentLook.transform.parent.parent != null)
{
if (currentLook.transform.parent.parent.gameObject.GetComponent <Slider>() != null)
{
if (currentLook.name != "Handle")
{
clickable = true;
}
}
if (currentLook.transform.parent.parent.gameObject.GetComponent <Toggle>() != null)
{
clickable = true;
}
}
}
if (clickable)
{
if (lastActiveButton == currentLook)
{
if (circleProgressBar)
{
if (circleProgressBar.isActiveAndEnabled)
{
circleProgressBar.fillAmount = (Time.realtimeSinceStartup - lookTimer) / timeToLookPress;
}
else if (Time.realtimeSinceStartup - lookTimer > 0)
{
circleProgressBar.fillAmount = 0f;
circleProgressBar.gameObject.SetActive(true);
ExecuteEvents.ExecuteHierarchy(data.currentPressed, data.pointerEvent, ExecuteEvents.pointerUpHandler);
}
}
if (Time.realtimeSinceStartup - lookTimer > timeToLookPress)
{
if (circleProgressBar)
{
circleProgressBar.gameObject.SetActive(false);
}
// simulate Press state
data.pointerEvent.pressPosition = data.pointerEvent.position;
data.pointerEvent.pointerPressRaycast = data.pointerEvent.pointerCurrentRaycast;
data.pointerEvent.pointerPress = null;
// update current pressed if the curser is over an element
if (data.currentPoint != null)
{
data.currentPressed = data.currentPoint;
data.pointerEvent.current = data.currentPressed;
GameObject newPressed = ExecuteEvents.ExecuteHierarchy(data.currentPressed, data.pointerEvent, ExecuteEvents.pointerDownHandler);
ExecuteEvents.Execute(controller.target.gameObject, data.pointerEvent, ExecuteEvents.pointerDownHandler);
if (newPressed == null)
{
// some UI elements might only have click handler and not pointer down handler
newPressed = ExecuteEvents.ExecuteHierarchy(data.currentPressed, data.pointerEvent, ExecuteEvents.pointerClickHandler);
ExecuteEvents.Execute(controller.target.gameObject, data.pointerEvent, ExecuteEvents.pointerClickHandler);
if (newPressed != null)
{
data.currentPressed = newPressed;
}
}
else
{
data.currentPressed = newPressed;
ExecuteEvents.Execute(newPressed, data.pointerEvent, ExecuteEvents.pointerClickHandler);
ExecuteEvents.Execute(controller.target.gameObject, data.pointerEvent, ExecuteEvents.pointerClickHandler);
}
}
// end simulation
lookTimer = Time.realtimeSinceStartup + timeToLookPress * timeToLookPressDelay;
}
}
else
{
lastActiveButton = currentLook;
lookTimer = Time.realtimeSinceStartup;
if (circleProgressBar && circleProgressBar.isActiveAndEnabled)
{
circleProgressBar.gameObject.SetActive(false);
}
}
}
else
{
lastActiveButton = null;
if (circleProgressBar && circleProgressBar.isActiveAndEnabled)
{
circleProgressBar.gameObject.SetActive(false);
}
ClearSelection();
}
}
else
{
if (circleProgressBar)
{
circleProgressBar.gameObject.SetActive(false);
}
lastActiveButton = null;
ClearSelection();
}
}
}
