tobz

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace WCell.Core.Timers
{
	public struct TimerEntry
	{
		private float _totalTime;
		public float InitialDelay, Interval;
		Action<float> Callback;

		public TimerEntry(float delay, float interval, Action<float> callback)
		{
			_totalTime = 0.0f;
			InitialDelay = delay;
			Interval = interval;
			Callback = callback;
		}

		public void Start()
		{
			_totalTime = 0.0f;
		}

		public void Stop()
		{
			_totalTime = -1.0f;
		}

		public void Update(float updateDelta)
		{
			// means this timer is not running.
			if (_totalTime == -1.0f)
				return;

			if (InitialDelay > 0.0f)
			{
				InitialDelay -= updateDelta;

				if (InitialDelay <= 0.0f)
				{
					// initial fire.
					Callback(_totalTime);
				}
			}
			else
			{
				_totalTime += updateDelta;

				if (_totalTime >= Interval)
				{
					// time to fire off? i tink so!
					Callback(_totalTime);
					_totalTime = 0.0f;
				}
			}
		}
	}
}