Animation Class Java

package Graphics;

import java.awt.image.BufferedImage;

public class Animation {

	private int speed,index;
	private long lastTime, timer;
	private BufferedImage[] frames;
	protected int count = 0;
	public Animation(int speed, BufferedImage[] frames){
		this.speed = speed;
		this.frames = frames;
		index = 0;
		lastTime = System.currentTimeMillis();
	}

	public void tick(){
		timer += System.currentTimeMillis() - lastTime;
		lastTime = System.currentTimeMillis();
		if(frames != null)
		if(timer > speed){
			index++;
			timer = 0;
			if(index >= frames.length){
				index = 0;
				count += 1;
				resetAni =true;
			}
		}
	}

	public BufferedImage getCurrentFrame(){
		return frames[index];
	}
	public boolean resetAni = false;
	public int getCount(){
	return count;
	}

	public void setSpeed(int s){
		this.speed=s;
	}
	public void setCount(int i) {
		count = i;

	}

}