// A call SetActive(false) calls this, and stops Update() being called.
protected virtual void OnDisable()
{
// Send a pointer exit event if required.
if (previousContact)
{
ServoUnityPointableSurface sups = previousContact.gameObject.GetComponentInParent(typeof(ServoUnityPointableSurface)) as ServoUnityPointableSurface;
sups?.PointerExit();
PointerEventArgs args = new PointerEventArgs();
args.flags = 0;
args.target = previousContact;
OnPointerOut(args);
previousContact = null;
reticle.SetActive(false);
}
}
// A call SetActive(false) calls this, and stops Update() being called.
protected virtual void OnDisable()
{
// Send a pointer exit event if required.
if (previousContact)
{
ServoUnityPointableSurface sups = previousContact.gameObject.GetComponentInParent(typeof(ServoUnityPointableSurface)) as ServoUnityPointableSurface; // Uses GetComponentInParent rather than GetComponent since the MeshCollider is created on VideoSurface, which is a child object of the PointableSurface.
if (sups != null) // Might be null if the VideoSurface has already been destroyed.
{
sups.PointerExit();
}
PointerEventArgs args = new PointerEventArgs();
args.flags = 0;
args.target = previousContact;
OnPointerOut(args);
previousContact = null;
reticle.SetActive(false);
}
}
protected virtual void Update()
{
// ray must be set first in derived class.
rayLength = maximumPointerDistance;
RaycastHit hit;
bool bHit = Physics.Raycast(ray, out hit);
if (bHit && hit.distance > maximumPointerDistance)
{
bHit = false;
}
if (previousContact && (!bHit || previousContact != hit.transform))
{
ServoUnityPointableSurface sups = previousContact.gameObject.GetComponentInParent(typeof(ServoUnityPointableSurface)) as ServoUnityPointableSurface;
sups?.PointerExit();
PointerEventArgs args = new PointerEventArgs();
args.flags = 0;
args.target = previousContact;
OnPointerOut(args);
}
// Target not found for hit testing, so clear state
if (!bHit)
{
reticle.SetActive(false);
previousContact = null;
previousCoord = resetCoord;
if (buttonUp[0])
{
OnPointerAirClick?.Invoke();
}
}
else
{
rayLength = hit.distance;
reticle.SetActive(true);
reticle.transform.position = hit.point;
reticle.transform.rotation = Quaternion.LookRotation(-hit.normal);
ServoUnityPointableSurface sups = hit.transform.gameObject.GetComponentInParent(typeof(ServoUnityPointableSurface)) as ServoUnityPointableSurface;
if (previousContact != hit.transform)
{
sups?.PointerEnter();
PointerEventArgs argsIn = new PointerEventArgs();
argsIn.flags = 0;
argsIn.target = hit.transform;
OnPointerIn(argsIn);
previousContact = hit.transform;
previousCoord = resetCoord;
}
if (buttonDown[0])
{
sups?.PointerPress(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Left, hit.textureCoord);
previousContactButtonDown[0] = previousContact;
PointerEventArgs argsClick = new PointerEventArgs();
argsClick.flags = 0;
argsClick.target = previousContact;
OnPointerDown(argsClick);
}
if (buttonDown[1])
{
sups?.PointerPress(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Right, hit.textureCoord);
previousContactButtonDown[1] = previousContact;
}
if (buttonDown[2])
{
sups?.PointerPress(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Middle, hit.textureCoord);
previousContactButtonDown[2] = previousContact;
}
if (buttonUp[0])
{
sups?.PointerRelease(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Left, hit.textureCoord);
if (previousContactButtonDown[0] == previousContact)
{
sups?.PointerClick(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Left, hit.textureCoord);
}
PointerEventArgs argsClick = new PointerEventArgs();
argsClick.flags = 0;
argsClick.target = previousContact;
if (previousContactButtonDown[0] == previousContact)
{
OnPointerClick(argsClick);
}
OnPointerUp(argsClick);
}
if (buttonUp[1])
{
sups?.PointerRelease(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Right, hit.textureCoord);
if (previousContactButtonDown[1] == previousContact)
{
sups?.PointerClick(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Right, hit.textureCoord);
}
}
if (buttonUp[2])
{
sups?.PointerRelease(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Middle, hit.textureCoord);
if (previousContactButtonDown[2] == previousContact)
{
sups?.PointerClick(ServoUnityPlugin.ServoUnityPointerEventMouseButtonID.Middle, hit.textureCoord);
}
}
if (hit.textureCoord != previousCoord)
{
sups?.PointerOver(hit.textureCoord);
previousCoord = hit.textureCoord;
}
if (scrollDelta != Vector2.zero)
{
sups?.PointerScrollDiscrete(scrollDelta * discreteScrollStepSize, hit.textureCoord);
}
} // bHit
}