using System;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework;

class Animation
{
    protected Texture2D sprite;
    protected float frameTime;
    protected bool isLooping;

    public Animation(GameWorld gameWorld, string assetname, bool isLooping)
    {
        this.sprite = gameWorld.ResourceManager.getSprite(assetname);
        this.frameTime = 0.1f;
        this.isLooping = isLooping;
    }

    public Texture2D Sprite
    {
        get { return sprite; }
    }

    public float FrameTime
    {
        get { return frameTime; }
    }

    public bool IsLooping
    {
        get { return isLooping; }
    }

    public int CountFrames
    {
        get { return sprite.Width / sprite.Height; }
    }

    public int FrameWidth
    {
        get { return sprite.Height; }
    }

    public int FrameHeight
    {
        get { return sprite.Height; }
    }

    public Vector2 Origin
    {
        get { return new Vector2(FrameWidth / 2, FrameHeight); }
    }

    public Rectangle calculateFrame(int frameIndex)
    {
        return new Rectangle(frameIndex * FrameWidth, 0, FrameWidth, FrameHeight);
    }
}