Countdown Class library for Java, JS & Python

GoToLoop · April 2018

Java Mode Version:

https://Gist.GitHub.com/GoToLoop/ea4db8a8622e27541213da3c9a43ca21

"CountdownClass.pde":

/** 
 * Countdown Class (v1.2.5)
 * GoToLoop (2017/Aug/26)
 *
 * Forum.Processing.org/two/discussion/27733/
 * countdown-class-library-for-java-js-python
 *
 * Forum.Processing.org/two/discussion/23846/
 * time-delay-in-python-mode#Item_11
 *
 * Gist.GitHub.com/GoToLoop/ea4db8a8622e27541213da3c9a43ca21
 */

import gotoloop.countdown.Countdown;

static final float SECS = 7.5;
static final int WAIT_TIME = (int) (SECS * 1000);

static final String AWAIT = "Awaiting " + SECS;
static final String END = "Countdown Finished";

static final color WAITING_BG = PImage.BLUE_MASK | PImage.ALPHA_MASK;
static final color DONE_BG = PImage.RED_MASK | PImage.ALPHA_MASK;

final Countdown countdown = new Countdown(WAIT_TIME);

void setup() {
  size(300, 180);
  smooth(3);
  frameRate(60);

  colorMode(RGB);
  fill(#FFFF00);

  textSize(0100);
  textAlign(CENTER, CENTER);

  final int m = millis(), t = m + WAIT_TIME;
  countdown.start();
  println(m, t, t - m, TAB, countdown);
}

void draw() {
  getSurface().setTitle(countdown.done? END : AWAIT);
  background(countdown.done? DONE_BG : WAITING_BG);

  final String txt = millis() + "\n" + frameCount;
  text(txt, width>>1, height>>1);
}

"Countdown.java":

/** 
 * Countdown Class (v1.2.5)
 * GoToLoop (2017/Aug/26)
 *
 * https://Forum.Processing.org/two/discussion/27733/
 * countdown-class-library-for-java-js-python
 *
 * https://Forum.Processing.org/two/discussion/23846/
 * time-delay-in-python-mode#Item_11
 *
 * https://Gist.GitHub.com/GoToLoop/ea4db8a8622e27541213da3c9a43ca21
 */

package gotoloop.countdown;

import java.util.Timer;
import java.util.TimerTask;

public class Countdown {
  protected static final Timer t = new Timer("Countdown");

  public TimerTask task;
  public int delay;
  public volatile boolean done = true;

  public Countdown() {
  }

  public Countdown(final int waitTime) { // milliseconds
    delay = Math.abs(waitTime);
  }

  @Override public String toString() {
    return "Delay: " + delay + "  -  Done: " + done;
  }

  public Countdown start() {
    if (task != null)  task.cancel();
    done = false;
    t.schedule(task = new Timeout(), delay);
    return this;
  }

  protected class Timeout extends TimerTask {
    @Override public void run() {
      done = true;
    }
  }
}

GoToLoop · April 2018

p5.js JS Version:

http://Bl.ocks.org/GoSubRoutine/1a0d21828319cf18fecf44101764bd60

"index.html":

<script async src=http://CDN.JSDelivr.net/npm/p5></script>
<script defer src=countdown.js></script>
<script defer src=sketch.js></script>

"sketch.js":

/**
 * Countdown Class (v1.2.5)
 * GoToLoop (2017/Aug/29)
 *
 * Forum.Processing.org/two/discussion/27733/
 * countdown-class-library-for-java-js-python#Item_1
 *
 * Forum.Processing.org/two/discussion/23846/
 * time-delay-in-python-mode#Item_16
 *
 * Bl.ocks.org/GoSubRoutine/1a0d21828319cf18fecf44101764bd60
 */

"use strict";

const SECS = 7.5, WAIT_TIME = SECS * 1000 | 0,
      AWAIT = SECS, END = 'Finished', LF = '\n',
      countdown = new Countdown(WAIT_TIME);

let waitingBG, doneBG;

function setup() {
  createCanvas(300, 180);
  frameRate(60);

  colorMode(RGB).blendMode(BLEND);
  fill('yellow').stroke(0).strokeWeight(1.5);
  textSize(0o100).textAlign(CENTER, CENTER);

  waitingBG = color('blue');
  doneBG = color('red');

  const m = ~~millis(), t = m + WAIT_TIME;
  countdown.start();
  console.log(m, t, t - m, countdown.toString());
  status = m + ', ' + t + ', ' + (t - m);
}

function draw() {
  top.document.title = countdown.done && END || AWAIT;
  background(countdown.done && doneBG || waitingBG);

  const txt = ~~millis() + LF + frameCount;
  text(txt, width>>1, height>>1);
}

"countdown.js":

/**
 * Countdown Class (v1.2.5)
 * GoToLoop (2017/Aug/29)
 *
 * https://Forum.Processing.org/two/discussion/27733/
 * countdown-class-library-for-java-js-python#Item_1
 *
 * https://Forum.Processing.org/two/discussion/23846/
 * time-delay-in-python-mode#Item_16
 *
 * http://Bl.ocks.org/GoSubRoutine/1a0d21828319cf18fecf44101764bd60
 */

"use strict";

class Countdown {
  get delay() {
    return this._delay;
  }

  set delay(waitTime) {
    this._delay = ~~Math.abs(waitTime);
  }

  constructor(waitTime=0) { // milliseconds
    this.delay = waitTime;
    this.done = true;
    this._timeout = () => this.done = true;
    this.task = 0;
  }

  toString() {
    return 'Delay: ' + this.delay + '  -  Done: ' + this.done;
  }

  start() {
    clearTimeout(this.task);
    this.done = false;
    this.task = setTimeout(this._timeout, this.delay);
    return this;
  }
}

GoToLoop · April 2018

Python Mode Version based on java.util.Timer

https://Gist.GitHub.com/GoToLoop/a476ac6a01d18700240853fed33c0e57

"CountdownClass.pyde":

"""
 Countdown Class (v1.2.5)
 GoToLoop (2017/Aug/28)

 Forum.Processing.org/two/discussion/27733/
 countdown-class-library-for-java-js-python#Item_2

 Forum.Processing.org/two/discussion/23846/
 time-delay-in-python-mode#Item_14

 Gist.GitHub.com/GoToLoop/a476ac6a01d18700240853fed33c0e57
"""

from countdown import Countdown

SECS = 7.5
WAIT_TIME = int(SECS * 1000)

WAITING_BG = PImage.BLUE_MASK | PImage.ALPHA_MASK
DONE_BG = PImage.RED_MASK | PImage.ALPHA_MASK

countdown = Countdown(WAIT_TIME)

def setup():
    size(300, 180)
    smooth(3)
    frameRate(60)

    colorMode(RGB)
    fill(0xffFFFF00)

    textSize(0100)
    textAlign(CENTER, CENTER)

    m = millis(); t = m + WAIT_TIME
    countdown.start()
    print m, t, t - m, TAB, countdown


def draw(AWAIT='Awaiting ' + `SECS`, END='Finished'):
    this.surface.title = countdown.done and END or AWAIT
    background(DONE_BG if countdown.done else WAITING_BG)

    txt = `millis()` + ENTER + `frameCount`
    text(txt, width>>1, height>>1)

"countdown.py":

"""
 Countdown Class (v1.2.5)
 GoToLoop (2017/Aug/28)

 https://Forum.Processing.org/two/discussion/27733/
 countdown-class-library-for-java-js-python#Item_2

 https://Forum.Processing.org/two/discussion/23846/
 time-delay-in-python-mode#Item_14

 https://Gist.GitHub.com/GoToLoop/a476ac6a01d18700240853fed33c0e57
"""

from java.util import Timer, TimerTask

class Countdown:
    _t = Timer('Countdown')

    def __init__(self, waitTime=0): # milliseconds
        self.delay = abs(int(waitTime))
        self.done = True

        class Job(TimerTask):
            def run(_): self.done = True

        self._Timeout = Job
        self.task = None


    def __str__(self, STR='Delay: %d  -  Done: %s'):
        return STR % (self.delay, self.done)


    def start(self):
        self.task and self.task.cancel()
        self.task = self._Timeout()
        self.done = False
        self._t.schedule(self.task, self.delay)
        return self

GoToLoop · April 2018

Python Mode Version based on threading.Timer

https://Gist.GitHub.com/GoToLoop/893dc18856a7842b76a92d8aea837da1

"CountdownClass2.pyde":

"""
 Countdown Class II (v1.2.5)
 GoToLoop (2017/Aug/30)

 Forum.Processing.org/two/discussion/27733/
 countdown-class-library-for-java-js-python#Item_3

 Forum.Processing.org/two/discussion/23846/
 time-delay-in-python-mode#Item_17

 Gist.GitHub.com/GoToLoop/893dc18856a7842b76a92d8aea837da1
"""

from countdown import Countdown

SECS = 7.5
WAIT_TIME = int(SECS * 1000)

WAITING_BG = PImage.BLUE_MASK | PImage.ALPHA_MASK
DONE_BG = PImage.RED_MASK | PImage.ALPHA_MASK

countdown = Countdown(SECS)

def setup():
    size(300, 180)
    smooth(3)
    frameRate(60)

    colorMode(RGB)
    fill(0xffFFFF00)

    textSize(0100)
    textAlign(CENTER, CENTER)

    m = millis(); t = m + WAIT_TIME
    countdown.start()
    print m, t, t - m, TAB, countdown


def draw(AWAIT='Awaiting ' + `SECS`, END='Finished'):
    this.surface.title = countdown.done and END or AWAIT
    background(DONE_BG if countdown.done else WAITING_BG)

    txt = `millis()` + ENTER + `frameCount`
    text(txt, width>>1, height>>1)

"countdown.py":

"""
 Countdown Class II (v1.2.5)
 GoToLoop (2017/Aug/30)

 https://Forum.Processing.org/two/discussion/27733/
 countdown-class-library-for-java-js-python#Item_3

 https://Forum.Processing.org/two/discussion/23846/
 time-delay-in-python-mode#Item_17

 https://Gist.GitHub.com/GoToLoop/893dc18856a7842b76a92d8aea837da1
"""

from threading import Timer

class Countdown:
    def __init__(self, waitTime=0.0): # seconds
        self.delay = abs(waitTime)
        self.done = True

        def job(): self.done = True

        self._timeout = job
        self.task = None


    def __str__(self, STR='Delay: %.3f  -  Done: %s'):
        return STR % (self.delay, self.done)


    def start(self):
        self.task and self.task.cancel()
        self.task = Timer(self.delay, self._timeout)
        self.done = False
        self.task.start()
        return self

kfrajer · April 2018

Thxs for sharing @GoToLoop.

Kf

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Countdown Class library for Java, JS & Python

Java Mode Version:

https://Gist.GitHub.com/GoToLoop/ea4db8a8622e27541213da3c9a43ca21

"CountdownClass.pde":

"Countdown.java":

Comments

p5.js JS Version:

http://Bl.ocks.org/GoSubRoutine/1a0d21828319cf18fecf44101764bd60

"index.html":

"sketch.js":

"countdown.js":

Python Mode Version based on java.util.Timer

https://Gist.GitHub.com/GoToLoop/a476ac6a01d18700240853fed33c0e57

"CountdownClass.pyde":

"countdown.py":

Python Mode Version based on threading.Timer

https://Gist.GitHub.com/GoToLoop/893dc18856a7842b76a92d8aea837da1

"CountdownClass2.pyde":

"countdown.py":