super-snuvi/src/me/hammerle/supersnuvi/tiles/FogTile.java

package me.hammerle.supersnuvi.tiles;

import me.hammerle.supersnuvi.javafx.Image;
import me.hammerle.supersnuvi.rendering.IRenderer;
import me.hammerle.supersnuvi.util.Utils;

public class FogTile extends Tile
{
    private int counter;
    private int frame;
    private final double alpha;
    private final Image[] images;
    
    public FogTile(double alpha) 
    {
        counter = 0;
        frame = 0;
        images = new Image[32];
        String path = "fog/fog_f";
        for(int i = 0; i < 32; i++)
        {
            images[i] = Utils.getTileImage(path + (i + 1));
        }
        this.alpha = alpha;
    }

    @Override
    public Image getImage(int x, int y) 
    {
        return images[frame];
    }
    
    @Override
    public void preRender(IRenderer renderer, int x, int y)
    {
        renderer.setGlobalAlpha(alpha);
    }
    
    @Override
    public void postRender(IRenderer renderer, int x, int y)
    {
        renderer.setGlobalAlpha(1.0);
    }

    @Override
    public void tick() 
    {
        counter++;
        if(counter > 12)
        {
            counter = 0;
            frame++;
            if(frame >= images.length)
            {
                frame = 0;
            }
        }
    }
}