CHORDPLAYER.JS

Installation:

You may import the code into an existing node.js project or import it directly into your HTML code

• Node module import

  # local install to your project
  npm install --save-dev chordplayer

  // import module into your js code
  var cp = require('chordplayer') 

• plain JS import

  <!-- minified version, not human friendly, 56kb-->
  <script type="text/javascript" src="https://github.com/laopunk/chordPlayer/raw/master/chordPlayer.min.js"></script>
  <!-- uncompressed version, human friendly, 418kb -->
  <script type="text/javascript" src="https://github.com/laopunk/chordPlayer/raw/master/chordPlayer.js"></script>

  The module is instanciated in the object cp, which you can use right away

  cp.buildChordPlayer("Cmin7b5").play()

Constructors

There are several ways to instanciate the class:

• buildChordPlayer(chordName,[audioContext])

  Builds a chordPlayer from a specific name. audioContext is created if not provided.

  c = cp.buildChordPlayer("Cmin7b5");     //will return a chord with 4 notes ("C", "D#", "F#", "A#")
  c = cp.buildChordPlayer("Cdim");        //will return a chord with 3 notes ("C", "D#", "F#")
  c = cp.buildChordPlayer("A#maj");       //will return a chord with 3 notes ("A#", "D", "F")
  c = cp.buildChordPlayer("Bbmaj");       //will return a chord with 3 notes ("A#", "D", "F")

Methods

• play([callback])

  Plays the chord

  c = cp.buildChordPlayer("Amaj")
  c.play(function(){
  console.log("end play")
  })

• getChordInfo()

  Returns the notes present in the chord

  cp.buildChordPlayer("Bbmaj").getChordInfo()

Setters:

• setAudioContext(audioContext)
• setDestinationNode(node)
• setDuration(duration)
• setOctave(octaveNb)
• setVolume(volume)