// use screen midpoint as locked pointer location, enabling look location to be the "mouse"
private PointerEventData GetLookPointerEventData()
{
VRCursorController cursor = VRCursorController.GetInstance();
Vector3 lookPosition = cursor.GetCursorRaycastPosition(RAYCAST_OFFSET);
RaycastHit testRayResult = new RaycastHit();
if (m_hoverData == null)
{
m_hoverData = new PointerEventData(eventSystem);
}
m_hoverData.Reset();
m_hoverData.delta = Vector2.zero;
m_hoverData.position = lookPosition;
m_hoverData.scrollDelta = Vector2.zero;
// Only bother trying to raycast to UI on the XY plane
if (cursor.CursorPlane == VRCursorController.eCursorPlane.XYPlane)
{
Vector3 lookDirection = cursor.GetCursorRaycastDirection();
Ray testRay = new Ray(lookPosition, lookDirection);
if (Physics.Raycast(testRay, out testRayResult, RAYCAST_OFFSET + 1.0f, UI_COLLISION_LAYER_MASK))
{
RaycastResult raycastResult = new RaycastResult();
raycastResult.Clear();
raycastResult.gameObject = testRayResult.collider.gameObject;
raycastResult.depth = 0;
raycastResult.distance = testRayResult.distance;
m_hoverData.pointerCurrentRaycast = raycastResult;
}
}
if (m_hoverData.pointerCurrentRaycast.gameObject != null)
{
m_guiRaycastHit = true;
}
else
{
m_guiRaycastHit = false;
}
return(m_hoverData);
}
public override string ToString()
{
VRCursorController cursor = VRCursorController.GetInstance();
Vector3 position = cursor.GetCursorPosition();
StringBuilder outputText = new StringBuilder();
outputText.AppendFormat("Cursor Position: ({0}, {1}, {2})\n", position.x, position.y, position.z);
outputText.AppendFormat("Cursor Pressed: {0}\n", cursor.GetCursorPressed() ? "yes" : "no");
outputText.AppendFormat("Cursor Scroll Amount: {0}\n", cursor.GetCursorScroll());
outputText.AppendFormat("Raycast Hit: {0}\n", m_guiRaycastHit ? "yes" : "no");
outputText.AppendFormat("Hover Object: {0}\n",
m_currentHoverObject != null ? m_currentHoverObject.name : "(null)");
outputText.AppendFormat("Pressed Object: {0}\n",
m_currentPressedObject != null ? m_currentPressedObject.name : "(null)");
outputText.AppendFormat("Dragging Object: {0}\n",
m_currentDraggingObject != null ? m_currentDraggingObject.name : "(null)");
return(outputText.ToString());
}
void Awake()
{
m_instance = this;
m_defaultCursorConstraintsIndex = FindCursorConstraints(DEFAULT_CURSOR_CONSTRAINTS);
if (m_defaultCursorConstraintsIndex == -1)
{
CursorConstraints[] newConstraintsList = new CursorConstraints[CursorConstraintList.Length + 1];
newConstraintsList[0] = new CursorConstraints();
newConstraintsList[0].Name = DEFAULT_CURSOR_CONSTRAINTS;
CursorConstraintList.CopyTo(newConstraintsList, 1);
CursorConstraintList = newConstraintsList;
m_defaultCursorConstraintsIndex = 0;
}
m_activeCursorConstraintsIndex = m_defaultCursorConstraintsIndex;
}
void OnDestroy()
{
m_instance = null;
}
void Awake()
{
m_instance = this;
}
// Process is called by UI system to process events
public override void Process()
{
VRCursorController cursor = VRCursorController.GetInstance();
// send update events if there is a selected object - this is important for InputField to receive keyboard events
SendUpdateEventToSelectedObject();
// see if there is a UI element that is currently being looked at
PointerEventData lookData = GetLookPointerEventData();
m_currentHoverObject = lookData.pointerCurrentRaycast.gameObject;
// handle enter and exit events (highlight)
// using the function that is already defined in BaseInputModule
HandlePointerExitAndEnter(lookData, m_currentHoverObject);
// Cursor Pressed Handling
if (cursor.GetCursorPressed())
{
ClearSelection();
lookData.pressPosition = lookData.position;
lookData.pointerPressRaycast = lookData.pointerCurrentRaycast;
lookData.pointerPress = null;
if (m_currentHoverObject != null)
{
GameObject newPressed = null;
m_currentPressedObject = m_currentHoverObject;
newPressed = ExecuteEvents.ExecuteHierarchy(m_currentPressedObject, lookData, ExecuteEvents.pointerDownHandler);
if (newPressed == null)
{
// some UI elements might only have click handler and not pointer down handler
newPressed = ExecuteEvents.ExecuteHierarchy(m_currentPressedObject, lookData, ExecuteEvents.pointerClickHandler);
if (newPressed != null)
{
m_currentPressedObject = newPressed;
}
}
else
{
m_currentPressedObject = newPressed;
// we want to do click on button down at same time, unlike regular mouse processing
// which does click when mouse goes up over same object it went down on
// reason to do this is head tracking might be jittery and this makes it easier to click buttons
ExecuteEvents.Execute(newPressed, lookData, ExecuteEvents.pointerClickHandler);
}
if (newPressed != null)
{
lookData.pointerPress = newPressed;
m_currentPressedObject = newPressed;
Select(m_currentPressedObject);
}
if (ExecuteEvents.Execute(m_currentPressedObject, lookData, ExecuteEvents.beginDragHandler))
{
lookData.pointerDrag = m_currentPressedObject;
m_currentDraggingObject = m_currentPressedObject;
}
}
}
// Cursor release handling
if (cursor.GetCursorReleased())
{
if (m_currentDraggingObject)
{
ExecuteEvents.Execute(m_currentDraggingObject, lookData, ExecuteEvents.endDragHandler);
if (m_currentHoverObject != null)
{
ExecuteEvents.ExecuteHierarchy(m_currentHoverObject, lookData, ExecuteEvents.dropHandler);
}
lookData.pointerDrag = null;
m_currentDraggingObject = null;
}
if (m_currentPressedObject)
{
ExecuteEvents.Execute(m_currentPressedObject, lookData, ExecuteEvents.pointerUpHandler);
lookData.rawPointerPress = null;
lookData.pointerPress = null;
m_currentPressedObject = null;
}
}
// Drag handling
if (m_currentDraggingObject != null)
{
ExecuteEvents.Execute(m_currentDraggingObject, lookData, ExecuteEvents.dragHandler);
}
// Scroll Handling
if (eventSystem.currentSelectedGameObject != null)
{
float scrollAmount = cursor.GetCursorScroll();
if (scrollAmount > 0.01f || scrollAmount < -0.01f)
{
Slider slider = eventSystem.currentSelectedGameObject.GetComponent <Slider>();
if (slider != null)
{
float multiplier = slider.maxValue - slider.minValue;
slider.value += scrollAmount * ScrollSpeedMultiplier * multiplier;
}
else
{
Scrollbar scrollBar = eventSystem.currentSelectedGameObject.GetComponent <Scrollbar>();
if (scrollBar != null)
{
scrollBar.value += scrollAmount * ScrollSpeedMultiplier;
}
}
}
}
// Tab Handling
if (eventSystem.currentSelectedGameObject != null && Input.GetKeyUp(KeyCode.Tab))
{
AxisEventData axisData = new AxisEventData(this.eventSystem);
axisData.moveDir = MoveDirection.Down;
ExecuteEvents.Execute(eventSystem.currentSelectedGameObject, axisData, ExecuteEvents.moveHandler);
}
}
void OnDestroy()
{
m_instance = null;
}
void Awake()
{
m_instance = this;
m_defaultCursorConstraintsIndex = FindCursorConstraints(DEFAULT_CURSOR_CONSTRAINTS);
if (m_defaultCursorConstraintsIndex == -1)
{
CursorConstraints[] newConstraintsList = new CursorConstraints[CursorConstraintList.Length+1];
newConstraintsList[0] = new CursorConstraints();
newConstraintsList[0].Name = DEFAULT_CURSOR_CONSTRAINTS;
CursorConstraintList.CopyTo(newConstraintsList, 1);
CursorConstraintList = newConstraintsList;
m_defaultCursorConstraintsIndex = 0;
}
m_activeCursorConstraintsIndex = m_defaultCursorConstraintsIndex;
}
