package grav;

import java.util.Vector;
import java.awt.*;

public class col {
    static int start, times=6, time=1;
    static int size = times*200;
    static Vector colors = new Vector();

    //set up the inital color
    public static void setup(){
        start = (int)(Math.random()*times*200);
        int i=0, a;
        for (a=0;i<(size/times)*time;i++,a++){
            colors.addElement(new Color(225, 25+a, 25));
        }
        time++;
        for (a=0;i<(size/times)*time;i++,a++){
            colors.addElement(new Color(225-a, 225, 25));
        }
        time++;
        for (a=0;i<(size/times)*time;i++,a++){
            colors.addElement(new Color(25, 225, 25+a));
        }
        time++;
        for (a=0;i<(size/times)*time;i++,a++){
            colors.addElement(new Color(25, 225-a, 225));
        }
        time++;
        for (a=0;i<(size/times)*time;i++,a++){
            colors.addElement(new Color(25+a, 25, 225));
        }
        time++;
        for (a=0;i<(size/times)*time;i++,a++){
            colors.addElement(new Color(225, 25, 225-a));
        }
    }

    //check that the color will be good and give back a good one
    public static Color ccheck(int i){
        if (i > size-1)
            i = size-1;
        if (i+start < size)
            return (Color)colors.elementAt((i+start));
        return (Color)colors.elementAt((i+start-size));
    }

    //incremant "time" for the color
    public static void add(){
        start++;
        if (start>=size)
            start = 0;
    }
}