/// <summary>
/// Start the tweening operation.
/// </summary>
static public CTweenScale Begin(GameObject go, float duration, Vector3 scale)
{
CTweenScale comp = CUITweener.Begin <CTweenScale>(go, duration);
comp.from = comp.value;
comp.to = scale;
if (duration <= 0f)
{
comp.Sample(1f, true);
comp.enabled = false;
}
return(comp);
}
/// <summary>
/// Update the tweening factor and call the virtual update function.
/// </summary>
void Update()
{
float delta = Time.deltaTime;
float time = Time.time;
if (!mStarted)
{
mStarted = true;
mStartTime = time + delay;
}
if (time < mStartTime)
{
return;
}
// Advance the sampling factor
mFactor += amountPerDelta * delta;
// Loop style simply resets the play factor after it exceeds 1.
if (style == Style.Loop)
{
if (mFactor > 1f)
{
mFactor -= Mathf.Floor(mFactor);
}
}
else if (style == Style.PingPong)
{
// Ping-pong style reverses the direction
if (mFactor > 1f)
{
mFactor = 1f - (mFactor - Mathf.Floor(mFactor));
mAmountPerDelta = -mAmountPerDelta;
}
else if (mFactor < 0f)
{
mFactor = -mFactor;
mFactor -= Mathf.Floor(mFactor);
mAmountPerDelta = -mAmountPerDelta;
}
}
// If the factor goes out of range and this is a one-time tweening operation, disable the script
if ((style == Style.Once) && (duration == 0f || mFactor > 1f || mFactor < 0f))
{
mFactor = Mathf.Clamp01(mFactor);
Sample(mFactor, true);
enabled = false;
if (current == null)
{
CUITweener before = current;
current = this;
// Deprecated legacy functionality support
if (eventReceiver != null && !string.IsNullOrEmpty(callWhenFinished))
{
eventReceiver.SendMessage(callWhenFinished, this, SendMessageOptions.DontRequireReceiver);
}
current = before;
}
}
else
{
Sample(mFactor, false);
}
}