public static bool AddTarget(ICanvasRaycastTarget obj)
{
return(obj == null ? false : canvases.AddUnique(obj));
}
public static bool AddNewPosesListener(INewPoseListener listener)
{
return(s_listeners.AddUnique(listener));
}
public void AddRaycastMethod(IRaycastMethod obj)
{
methods.AddUnique(obj);
}
public void AddGenerator(IRaySegmentGenerator generator)
{
generators.AddUnique(generator);
}
public virtual void AddElement(BaseCurved3DElement element)
{
m_elements.AddUnique(element);
}
protected virtual void Update()
{
// need remove because OnTriggerExit doesn't automatically called when collider destroied
hoveredColliderCount.RemoveAll(RemoveDestroiedCollider);
// process enter
var hoveredObjectsPrev = hoveredObjects;
hoveredObjects = IndexedSetPool <GameObject> .Get();
for (int i = hoveredColliderCount.Count - 1; i >= 0; --i)
{
var collider = hoveredColliderCount.GetKeyByIndex(i);
if (!collider.gameObject.activeInHierarchy || !collider.enabled)
{
continue;
}
for (var tr = collider.transform; !ReferenceEquals(tr, null); tr = tr.parent)
{
var go = tr.gameObject;
if (!hoveredObjects.AddUnique(go))
{
break;
}
if (!hoveredObjectsPrev.Remove(go))
{
ExecuteEvents.Execute(go, HoverEventData, ExecuteColliderEvents.HoverEnterHandler);
}
}
}
// process button events
for (int i = 0, imax = buttonEventDataList.Count; i < imax; ++i)
{
var eventData = buttonEventDataList[i];
// process button press
if (!eventData.isPressed)
{
if (eventData.GetPress())
{
ProcessPressDown(eventData);
ProcessPressing(eventData);
}
}
else
{
if (eventData.GetPress())
{
ProcessPressing(eventData);
}
else
{
ProcessPressUp(eventData);
}
}
// process pressed button enter/exit
if (eventData.isPressed)
{
var pressEnteredObjectsPrev = eventData.pressEnteredObjects;
eventData.pressEnteredObjects = IndexedSetPool <GameObject> .Get();
for (int j = hoveredObjects.Count - 1; j >= 0; --j)
{
var go = hoveredObjects[j];
if (!eventData.pressEnteredObjects.AddUnique(go))
{
continue;
}
if (!pressEnteredObjectsPrev.Remove(go))
{
ExecuteEvents.Execute(go, eventData, ExecuteColliderEvents.PressEnterHandler);
}
}
for (int j = pressEnteredObjectsPrev.Count - 1; j >= 0; --j)
{
if (eventData.clickingHandlers.Count > 0)
{
eventData.clickingHandlers.Remove(pressEnteredObjectsPrev[j]);
}
ExecuteEvents.Execute(pressEnteredObjectsPrev[j], eventData, ExecuteColliderEvents.PressExitHandler);
}
IndexedSetPool <GameObject> .Release(pressEnteredObjectsPrev);
}
else
{
for (int j = eventData.pressEnteredObjects.Count - 1; j >= 0; --j)
{
ExecuteEvents.Execute(eventData.pressEnteredObjects[j], eventData, ExecuteColliderEvents.PressExitHandler);
}
eventData.pressEnteredObjects.Clear();
}
}
// process axis events
for (int i = 0, imax = axisEventDataList.Count; i < imax; ++i)
{
var eventData = axisEventDataList[i];
if (!eventData.IsValueChangedThisFrame())
{
continue;
}
for (int j = hoveredColliderCount.Count - 1; j >= 0; --j)
{
var handler = ExecuteEvents.GetEventHandler <IColliderEventAxisChangedHandler>(hoveredColliderCount.GetKeyByIndex(j).gameObject);
if (ReferenceEquals(handler, null))
{
continue;
}
if (!s_gos.Add(handler.GetInstanceID()))
{
continue;
}
ExecuteEvents.Execute(handler, eventData, ExecuteColliderEvents.AxisChangedHandler);
}
}
s_gos.Clear();
// process leave
// now stayingObjectsPrev left with handlers that are exited
for (int i = hoveredObjectsPrev.Count - 1; i >= 0; --i)
{
ExecuteEvents.Execute(hoveredObjectsPrev[i], HoverEventData, ExecuteColliderEvents.HoverExitHandler);
}
IndexedSetPool <GameObject> .Release(hoveredObjectsPrev);
}
protected virtual void Update()
{
isUpdating = true;
// process enter
var hoveredObjectsPrev = hoveredObjects;
hoveredObjects = IndexedSetPool <GameObject> .Get();
for (int i = stayingColliders.Count - 1; i >= 0; --i)
{
var collider = stayingColliders[i];
if (collider == null)
{
continue;
}
// travel from collider's gameObject to its root
for (var tr = collider.transform; !ReferenceEquals(tr, null); tr = tr.parent)
{
var go = tr.gameObject;
if (!hoveredObjects.AddUnique(go))
{
break;
} // hit traveled gameObject, break and travel from the next collider
if (hoveredObjectsPrev.Remove(go))
{
continue;
} // gameObject already existed in last frame, no need to execute enter event
hoverEnterHandlers.Add(go);
}
}
// process leave
for (int i = hoveredObjectsPrev.Count - 1; i >= 0; --i)
{
hoverExitHandlers.Add(hoveredObjectsPrev[i]);
}
IndexedSetPool <GameObject> .Release(hoveredObjectsPrev);
// process button events
for (int i = 0, imax = buttonEventDataList.Count; i < imax; ++i)
{
var eventData = buttonEventDataList[i];
var handlers = GetButtonHandlers(i);
eventData.draggingHandlers.RemoveAll(CannotHandlerDragAnymore);
// process button press
if (!eventData.isPressed)
{
if (eventData.GetPress())
{
ProcessPressDown(eventData, handlers);
ProcessPressing(eventData, handlers);
}
}
else
{
if (eventData.GetPress())
{
ProcessPressing(eventData, handlers);
}
else
{
ProcessPressUp(eventData, handlers);
}
}
// process pressed button enter/exit
if (eventData.isPressed)
{
var pressEnteredObjectsPrev = eventData.pressEnteredObjects;
eventData.pressEnteredObjects = IndexedSetPool <GameObject> .Get();
for (int j = hoveredObjects.Count - 1; j >= 0; --j)
{
eventData.pressEnteredObjects.Add(hoveredObjects[j]);
if (pressEnteredObjectsPrev.Remove(hoveredObjects[j]))
{
continue;
} // gameObject already existed in last frame, no need to execute enter event
handlers.pressEnterHandlers.Add(hoveredObjects[j]);
}
for (int j = pressEnteredObjectsPrev.Count - 1; j >= 0; --j)
{
eventData.clickingHandlers.Remove(pressEnteredObjectsPrev[j]); // remove the obj from clicking obj if it leaved
handlers.pressExitHandlers.Add(pressEnteredObjectsPrev[j]);
}
IndexedSetPool <GameObject> .Release(pressEnteredObjectsPrev);
}
else
{
for (int j = eventData.pressEnteredObjects.Count - 1; j >= 0; --j)
{
handlers.pressExitHandlers.Add(eventData.pressEnteredObjects[j]);
}
eventData.pressEnteredObjects.Clear();
}
}
// process axis events
for (int i = 0, imax = axisEventDataList.Count; i < imax; ++i)
{
var eventData = axisEventDataList[i];
if ((eventData.v4 = eventData.GetDelta()) == Vector4.zero)
{
continue;
}
var handlers = GetAxisHandlers(i);
GetEventHandlersFromHoveredColliders <IColliderEventAxisChangedHandler>(handlers.axisChangedHandlers);
}
ExecuteAllEvents();
if (isDisabled)
{
CleanUp();
}
isUpdating = false;
}
protected virtual void OnTriggerStay(Collider other)
{
stayingColliders.AddUnique(other);
}
protected virtual void OnTriggerStay(Collider other)
{
// 相当于set，只有唯一的成员，是用字典实现的
stayingColliders.AddUnique(other);
}