/// <summary>
/// Setup animation-related fields.
/// </summary>
/// <param name="animationFrames">The list of animation frames</param>
/// <param name="startTick">The tick to start on (must be between 0 and the total number of ticks in animationFrames)</param>
protected void SetAnimation(AnimationFrame[] animationFrames, int startTick)
{
if (animationFrames == null) throw new ArgumentNullException("animationFrames");
if (animationFrames.Length < 1) throw new ArgumentException("No animation frames given");
_animationFrames = animationFrames;
_frame = 0;
while (startTick >= _animationFrames[_frame].Ticks)
{
startTick -= _animationFrames[_frame].Ticks;
_frame++;
if(_frame >= _animationFrames.Length) throw new ArgumentException("startTick is higher than the total ticks in the animation");
}
_currentTick = startTick;
Sprite = _animationFrames[_frame].Sprite;
}
protected void SetAnimation(AnimationFrame[] frames)
{
SetAnimation(frames, 0);
}
