protected override void Operation(float percentage)
{
Rect calculatedValue = TweenUtilities.LinearInterpolate(_start, EndValue, percentage);
_valueUpdatedCallback(calculatedValue);
}
protected override void Operation(float percentage)
{
Color calculatedValue = TweenUtilities.LinearInterpolate(_start, EndValue, percentage);
_target.SetColor(_propertyName, calculatedValue);
}
/// <summary>
/// Used internally to update the tween and report status to the main system.
/// </summary>
public bool Tick()
{
//stop where we are:
if (Status == Tween.TweenStatus.Stopped)
{
return(false);
}
//rewind operation and stop:
if (Status == Tween.TweenStatus.Canceled)
{
Operation(0);
Percentage = 0;
return(false);
}
//fast forward operation and stop:
if (Status == Tween.TweenStatus.Finished)
{
Operation(1);
Percentage = 1;
if (CompleteCallback != null)
{
CompleteCallback();
}
return(false);
}
//calculate:
float progress = 0;
if (ObeyTimescale)
{
progress = Mathf.Max((Time.time - _startTime), 0);
}
else
{
progress = Mathf.Max((Time.realtimeSinceStartup - _startTime), 0);
}
//percentage:
float percentage = Mathf.Min(progress / Duration, 1);
//delayed?
if (percentage == 0 && Status != Tween.TweenStatus.Delayed)
{
Status = Tween.TweenStatus.Delayed;
}
//running?
if (percentage > 0 && Status == Tween.TweenStatus.Delayed)
{
Tween.Stop(targetInstanceID, tweenType);
if (SetStartValue())
{
if (StartCallback != null)
{
StartCallback();
}
Status = Tween.TweenStatus.Running;
}
else
{
return(false);
}
}
//evaluate:
float curveValue = percentage;
//using a curve?
if (Curve != null && CurveKeys.Length > 0)
{
curveValue = TweenUtilities.EvaluateCurve(Curve, percentage);
}
//perform operation with minimal overhead of a try/catch to account for anything that has been destroyed while tweening:
if (Status == Tween.TweenStatus.Running)
{
try
{
Operation(curveValue);
Percentage = curveValue;
}
catch (Exception ex)
{
return(false);
}
}
//tween complete:
if (percentage == 1)
{
if (CompleteCallback != null)
{
CompleteCallback();
}
switch (LoopType)
{
case Tween.LoopType.Loop:
Loop();
break;
case Tween.LoopType.PingPong:
PingPong();
break;
default:
Status = Tween.TweenStatus.Finished;
return(false);
}
}
//tell system we are still have work to do:
return(true);
}
protected override void Operation(float percentage)
{
Vector3 calculatedValue = TweenUtilities.LinearInterpolate(_start, EndValue, percentage);
_target.localScale = calculatedValue;
}
protected override void Operation(float percentage)
{
Color calculatedValue = TweenUtilities.LinearInterpolate(_start, EndValue, percentage);
_target.color = calculatedValue;
}
protected override void Operation(float percentage)
{
Quaternion calculatedValue = Quaternion.Euler(TweenUtilities.LinearInterpolateRotational(_start, EndValue, percentage));
_target.localRotation = calculatedValue;
}
protected override void Operation(float percentage)
{
float calculatedValue = TweenUtilities.LinearInterpolate(_start, EndValue, percentage);
_target.fieldOfView = calculatedValue;
}
