UCSD applet Sun - 1

package codopedia;

import processing.core.*;
import java.util.Calendar;
import java.text.SimpleDateFormat;//getTimeInstance()

public class MyPApplet extends PApplet{
    private String url = "http://i.imgur.com/ZZoY9Ni.jpg";
    private PImage backgroundImage;

    int hours, minutes, seconds = 0;

    public void setup(){
        size(200, 200);
        backgroundImage = loadImage(url, "jpg");
    }

    public void draw(){
        backgroundImage.resize(0, height);//height == height of the canvas and width == 0 means let java decide the width to keep the width and height ratio aspect
        image(backgroundImage, 0, 0);
        determineTime();
/*      //We can test if the Sun changes color using the seconds variable
        if(seconds >= 1 && seconds <= 20){
            fill(255, 209, 0);
        }else if(seconds > 20 && seconds <= 40){
            fill(209, 0, 0);
        }else{
            fill(0, 0, 255);
        }*/
        if(hours >= 9 && hours <= 16){
            fill(255, 209, 0);
        }else if(hours > 16 && hours <= 18){
            fill(209, 0, 0);
        }else{
            fill(0, 0, 255);
        }
        ellipse(width-width/6, height/5, width/5, height/5);
    }

    private void determineTime() {
        Calendar cal = Calendar.getInstance();
        SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss");
        String hourMinuteSecond = sdf.format(cal.getTime());
        int colonBetweenMinutesAndSeconds = hourMinuteSecond.lastIndexOf(":");
        if(colonBetweenMinutesAndSeconds > 0){
            seconds = Integer.parseInt(hourMinuteSecond.substring(colonBetweenMinutesAndSeconds + 1));
        }
        int colonBetweenHoursAndMinutes = hourMinuteSecond.indexOf(":");
        if(colonBetweenHoursAndMinutes > 0){
            minutes = Integer.parseInt(hourMinuteSecond.substring(colonBetweenHoursAndMinutes + 1, colonBetweenMinutesAndSeconds));
            hours = Integer.parseInt(hourMinuteSecond.substring(0, colonBetweenHoursAndMinutes));
        }
    }//method determineTime ends here.
}//class MyPApplet ends here.