Javascript Drum Kit With Source Code

Javascript Drum Kit With Source Code

The Javascript Drum Kit was developed using JavaScript, CSS and HTML, A drum kit is a set of drums, cymbals, and other percussion instruments that you may have seen at a performance or elsewhere.

But, with the help of a scripting language, have you ever considered creating that drum kit virtually? So, here we are, with the purpose of this article being to create a browser-based drum kit software.

A Drum Kit Javascript major principles are DOM, key events, and CSS animations. So, at the conclusion of this post, you’ll not only know how to add event listeners to buttons and keystrokes so that you can detect when a user is tapping on the keyboard or clicking on a certain button on your Website and respond appropriately, but you’ll also have an awesome Website to show off.

This Javascript Project With Source Code also includes a downloadable javascript source code for free, just find the downloadable source code below and click to start downloading.

I have here a suggested list of Best JavaScript Projects with Source Code Free to download and I’m sure this can help you to improve your skills in JavaScript programming and web development as a whole.

To start executing a Javascript Drum Kit With Source Code,  makes sure that you have any platform in creating a JavaScript, CSS,  bootstrap, and HTML installed in your computer, in my case I will use Sublime Text.

Javascript Drum Kit With Source Code : Steps on how to create the project

The code given below is for the html module

<main>
  <section class="main-wrapper">
    <div class="key-map-wrapper">
      <h2>Key Mapping</h2>
      <ul class="key-map-list">
        <li>
          <kbd class="key-code">E</kbd>
          <span class="key-sound">Crash</span>
        </li>
        <li>
          <kbd class="key-code">R</kbd>
          <span class="key-sound">Ride</span>
        </li>
        <li>
          <kbd class="key-code">F</kbd>
          <span class="key-sound">Floor tom</span>
        </li>
        <li>
          <kbd class="key-code">G</kbd>
          <span class="key-sound">Mid tom</span>
        </li>
        <li>
          <kbd class="key-code">H</kbd>
          <span class="key-sound">High tom</span>
        </li>
        <li>
          <kbd class="key-code">V</kbd>
          <kbd class="key-code">B</kbd>
          <span class="key-sound">Kick</span>
        </li>
        <li>
          <kbd class="key-code">J</kbd>
          <span class="key-sound">Snare</span>
        </li>
        <li>
          <kbd class="key-code">I</kbd>
          <span class="key-sound">Hi-Hat Open</span>
        </li>
        <li>
          <kbd class="key-code">K</kbd>
          <span class="key-sound">Hi-Hat Closed</span>
        </li>
      </ul>
    </div>
    <h1 class="main-title">JavaScript Drum Kit</h1><br><br><br>
    <div class="drum-kit-wrapper">
      <img id="crash-ride" class="crash-cymbal" src="" alt="Crash cymbal">
      <img id="hihat-top" class="hihat-top-cymbal" src="" alt="Hi Hat cymbal">
      <div data-key="74" class="key snare">
        <kbd>J</kbd>
      </div>
      <div data-key="66" class="key kick">
        <kbd>B</kbd>
      </div>
      <div data-key="86" class="key kick2">
        <kbd>V</kbd>
      </div>
      <div data-key="72" class="key tom-high">
        <kbd>H</kbd>
      </div>
      <div data-key="71" class="key tom-mid">
        <kbd>G</kbd>
      </div>
      <div data-key="70" class="key tom-low">
        <kbd>F</kbd>
      </div>
      <div data-key="69" class="key crash">
        <kbd>E</kbd>
      </div>
      <div data-key="82" class="key ride">
        <kbd>R</kbd>
      </div>
      <div data-key="73" class="key hihat-open">
        <kbd>I</kbd>
      </div>
      <div data-key="75" class="key hihat-close">
        <kbd>K</kbd>
      </div>
      <img class="drum-kit" src="drum.png" alt="Drum Kit" />
    </div>
  </section>
</main>
<audio data-key="74" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/snare.wav"></audio>
<audio data-key="66" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/kick.wav"></audio>
<audio data-key="86" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/kick.wav"></audio>
<audio data-key="72" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/tom-high.wav"></audio>
<audio data-key="71" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/tom-mid.wav"></audio>
<audio data-key="70" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/tom-low.wav"></audio>
<audio data-key="69" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/crash.wav"></audio>
<audio data-key="82" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/ride.wav"></audio>
<audio data-key="73" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/hihat-open.wav"></audio>
<audio data-key="75" src="https://raw.githubusercontent.com/ArunMichaelDsouza/javascript-30-course/master/src/01-javascript-drum-kit/sounds/hihat-close.wav"></audio>

In this module which is the html module of the simple project.

The code given below is for the css module

<style type="text/css">
  @import url(https://fonts.googleapis.com/css?family=Handlee|Pacifico);

html,
body {
  padding: 0;
  margin: 0;
  background-color: #fff;
}

.main-wrapper {
  margin: 30px auto 0;
  width: 1080px;
  text-align: center;
}

.main-title {
  font-family: 'jokerman', cursive;
  text-align: center;
  font-size: 3.2em;
  color:blue;
  text-shadow: 1px 1px 1px #5a0b0d;
}

.drum-kit-wrapper {
  position: relative;
  width: 600px;
  margin: -100px auto 0;
}

.drum-kit {
  width: 100%;
  height: 520px;
  position: relative;
}

.crash-cymbal {
  position: absolute;
  top: 114px;
    left: 80px;
    transform: rotate(-7.2deg) scale(1.5);
    transition: all ease-in-out .042s;
}

.hihat-top-cymbal {
  position: absolute;
    top: 166px;
    right: 71px;
    transform: scale(1.35);
    z-index: 0;
    transition: all ease-in-out .042s;
}

.key {
  display: inline-block;
  transition: all ease-in-out .042s;
  position: absolute;
  background: #eaeaea;
    font-size: 1.5em;
    height: 32px;
    width: 32px;
    text-align: center;
    border-radius: 4px;
    border: 3px solid #aaa;
    color: #444;
    box-shadow: 1px 1px 1px rgba(0,0,0,.65);
    z-index: 2;
}

.key.kick {
  top: 355px;
    right: 250px;
}

.key.kick2 {
    top: 355px;
    right: 308px;
}

.key.snare {
  right: 145px;
    top: 280px;
}

.key.tom-high {
  right: 227px;
    top: 240px;
}

.key.tom-mid {
  left: 222px;
    top: 220px;
}

.key.tom-low {
  top: 320px;
    left: 133px;
}

.key.crash {
  top: 80px;
    left: 75px;
}

.key.ride {
  left: 165px;
    top: 87px;
}

.key.hihat-open {
  right: 165px;
    top: 144px;
}

.key.hihat-close {
  right: 60px;
    top: 150px;
}

.playing {
  transform: scale(1.12);
}

.key-map-wrapper {
  position: absolute;
    right: 0;
    top: 0;
    height: 700px;
    background: skyblue;
    width: 250px;
    z-index: 3;
}

.key-map-wrapper > h2 {
  color: #fff;
  font-family: 'Handlee', cursive;
  margin-bottom: 35px;
  border-bottom: 1px solid #fff;
    padding-bottom: 20px;
}

.key-map-list {
  list-style: none;
  color: #fff;
  text-align: left;
}

.key-map-list > li {
  margin-bottom: 25px;
}

.key-code {
  color: #444;
    background-color: #eaeaea;
    font-size: 1.25em;
    padding: 5px 10px;
    border-radius: 4px;
    border: 3px solid #aaa;
}

.key-sound {
  font-size: 1.2em;
  margin-left: 10px;
  font-family: 'Handlee', cursive;
  vertical-align: middle;
}
</style>

In this module which is the css module of the simple project.

The code given below is for the javascript module

<script type="text/javascript">
  {
  const playingClass = 'playing',
    crashRide = document.getElementById('crash-ride'),
    hiHatTop = document.getElementById('hihat-top');

  const animateCrashOrRide = () => {
    crashRide.style.transform = 'rotate(0deg) scale(1.5)';
  };

  const animateHiHatClosed = () => {
    hiHatTop.style.top = '171px';
  };

  const playSound = e => {
    const keyCode = e.keyCode,
      keyElement = document.querySelector(`div[data-key="${keyCode}"]`);

    if(!keyElement) return;

    const audioElement = document.querySelector(`audio[data-key="${keyCode}"]`);
    audioElement.currentTime = 0;
    audioElement.play();

    switch(keyCode) {
      case 69:
      case 82:
        animateCrashOrRide();
        break;
      case 75:
        animateHiHatClosed();
        break;
    }

    keyElement.classList.add(playingClass);
  };

  const removeCrashRideTransition = e => {
    if(e.propertyName !== 'transform') return;

    e.target.style.transform = 'rotate(-7.2deg) scale(1.5)';
  };

  const removeHiHatTopTransition = e => {
    if(e.propertyName !== 'top') return;

    e.target.style.top = '166px';
  };  

  const removeKeyTransition = e => {
    if(e.propertyName !== 'transform') return;

    e.target.classList.remove(playingClass)
  };

  const drumKeys = Array.from(document.querySelectorAll('.key'));

  drumKeys.forEach(key => {
    key.addEventListener('transitionend', removeKeyTransition);
  });

  crashRide.addEventListener('transitionend', removeCrashRideTransition);
  hiHatTop.addEventListener('transitionend', removeHiHatTopTransition);

  window.addEventListener('keydown', playSound);
}
</script>

In this module which is the javascript module of the simple project.

Project Output

Downloadable Source Code

Summary

This JavaScript Project With Source Code is simply in HTML, CSS, and JavaScript. To start creating this Simple Javascript Project With Source Code, make sure that you have basic knowledge in HTML, CSS and Javascript.

This Javascript Game Project also includes a downloadable Javascript Game Project With Source Code for free.

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Inquiries

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