/// <summary>
/// Pauses lerp if lerping. Use Resume() to continue
/// </summary>
public void Pause()
{
if (_lerpState == AutoLerpState.Lerping)
{
_lerpState = AutoLerpState.Paused;
}
}
/// <summary>
/// Resumes paused lerp.
/// </summary>
public void Resume()
{
if (_lerpState == AutoLerpState.Paused)
{
_lerpState = AutoLerpState.Lerping;
_lastUpdateTime = Time.time;
}
}
/// <summary>
/// Creates instance of TimedLerp class
/// </summary>
/// <param name="startValue">Start value for lerp</param>
/// <param name="endValue">End value for lerp</param>
/// <param name="time">Time in seconds to lerp from startValue to endValue</param>
public TimedLerp(T startValue, T endValue, float time)
{
_startValue = startValue;
_endValue = endValue;
_lerpTime = time;
_lerpTimer = 0f;
_lerpValue = startValue;
_lerpState = AutoLerpState.Ready;
_lastUpdateTime = 0f;
}
/// <summary>
/// Updates internal lerp time and value
/// </summary>
/// <returns>Lerped value based on time</returns>
public T GetValue()
{
if (_lerpState != AutoLerpState.Lerping)
{
return(_lerpValue);
}
UpdateDeltaTime();
_lerpTimer += _deltaTime;
if (_lerpTimer >= _lerpTime)
{
_lerpState = AutoLerpState.Done;
_lerpValue = _endValue;
return(_lerpValue);
}
_lerpValue = Lerp();
return(_lerpValue);
}
/// <summary>
/// Starts lerping. Resets values to start.
/// </summary>
public void Start()
{
_lerpTimer = 0f;
_lerpValue = _startValue;
_lerpState = AutoLerpState.Lerping;
}