void OnGUI()
{
// before using the spline, ensure it's initialized and the Controller is available
if (mSpline == null || !mSpline.IsInitialized || !Controller)
{
return;
}
var e = Event.current;
switch (e.type)
{
case EventType.MouseDrag:
// Start a new line?
if (mResetSpline)
{
mSpline.Clear(); // delete all Control Points
addCP(e.mousePosition); // add the first Control Point
Controller.gameObject.SetActive(true);
Controller.Position = 0;
mLastControlPointPos = e.mousePosition; // Store current mouse position
mResetSpline = false;
}
else
{
// only create a new Control Point if the minimum distance is reached
float dist = (e.mousePosition - mLastControlPointPos).magnitude;
if (dist >= StepDistance)
{
mLastControlPointPos = e.mousePosition;
addCP(e.mousePosition);
if (!Controller.IsPlaying)
{
Controller.Play();
}
}
}
break;
case EventType.MouseUp:
mResetSpline = true;
break;
}
}