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qbc-viz.html
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<!-- Author: Anna Xambó (a.xambo@qmul.ac.uk) -->
<!-- Contributors: Johan Pauwels (j.pauwels@qmul.ac.uk), Gerard Roma (g.roma@hud.ac.uk)-->
<!-- Copyright (c) 2018 Queen Mary University of London -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- here any additional <meta> tags -->
<!-- Force HTTP to avoid mixed protocol errors with API -->
<title>Prototype Jam with Jamendo</title>
<script>
if (window.location.protocol == "https:"){
window.location.protocol = "http";
}
</script>
<!-- jQuery CDN -->
<script src="https://ajax.aspnetcdn.com/ajax/jquery/jquery-3.3.1.min.js"></script>
<!-- jQuery local fallback -->
<script>window.jQuery || document.write('<script src="js/jquery-3.3.1.min.js">\x3C/script>')</script>
<!-- Bootstrap JS CDN -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u"
crossorigin="anonymous">
<script src="https://d3js.org/d3.v4.min.js"></script>
<script language="javascript">
var sList = new Array();
var songs = new Array();
var chords = new Array();
var durations = new Array();
//var chordarray = new Array();
var myObj;
var i = 0;
var j = 0;
var k = [0, 0, 0];
var pastchord = "";
var total_checkboxes = 0;
var currentchord, nextchord;
var chords_v;
$(document).ready(function () {
$("#selectionForm").hide();
$("#circular").hide();
uncheckCheckboxes();
$("#btn1").click(function () {
// change view
var x = document.getElementById("circular");
var y = document.getElementById("linear");
if (x.style.display === "none") {
x.style.display = "block";
y.style.display = "none";
} else {
x.style.display = "none";
y.style.display = "block";
}
});
});
function handleChordsSubmission() {
sList = new Array();
chords_v = "";
$('#loading').html('Loading...');
countCheckboxes();
chords_v = sList.join('-');
$(".chords_chosen").html(chords_v);
var url = "http://c4dm-xenserv-virt5.eecs.qmul.ac.uk:5000/qbc/" + chords_v;
// Query to DB
// ajax
var jqxhr = $.ajax(url)
.done(function (data) {
songs = new Array();
chords = new Array();
for (i = 0; i < data.length; i++) {
songs.push(data[i]._id);
chords.push(data[i].chordSequence);
durations.push(data[i].duration);
}
$("#chordsForm").hide();
$("#selectionForm").show();
renderPlayers(songs);
$('#loading').html('');
})
.fail(function () {
alert("error, try again");
})
return false;
}
function renderPlayers(list) {
var audio = $("<audio>");
var api = "https://api.jamendo.com/v3.0/tracks/file/";
var client = "?client_id=cfa3a50f";
var id_p = "&id=";
// debugger;
var id_v1 = list[0];
var id_v2 = list[1];
var id_v3 = list[2];
var action = "&action=stream";
var widget_pre = "http://widgets.jamendo.com/v3/track/";
var widget_post = "?width=500";
var new_jamendo_url = "http://jamen.do/t/";
var sourceUrl1 = api + client + id_p + id_v1 + action;
var widgetUrl1 = new_jamendo_url + id_v1;
var sourceUrl2 = api + client + id_p + id_v2 + action;
var widgetUrl2 = new_jamendo_url + id_v2;
var sourceUrl3 = api + client + id_p + id_v3 + action;
var widgetUrl3 = new_jamendo_url + id_v3;
//var sourceUrl = "https://api.jamendo.com/v3.0/tracks/file/?client_id=cfa3a50f&id=1285606&action=stream";
//loop
$("audio#player1").attr("src", sourceUrl1);
$("a#player1_link").attr("href", widgetUrl1).attr("target", "_blank");
$("audio#player2").attr("src", sourceUrl2);
$("a#player2_link").attr("href", widgetUrl2).attr("target", "_blank");
$("audio#player3").attr("src", sourceUrl3);
$("a#player3_link").attr("href", widgetUrl3).attr("target", "_blank");
}
function countCheckboxes() {
$('input[type=checkbox]').each(function () {
// code from: https://stackoverflow.com/questions/1965075/loop-through-checkboxes-and-count-each-one-checked-or-unchecked
var sThisVal = (this.checked ? sList.push(this.id) : "");
});
}
function uncheckCheckboxes() {
$('input:checkbox').removeAttr('checked');
$(this).val('check all');
}
function clearChords() {
var selchords = chords_v.split(",");
for (i = 0; i < selchords.length; i++) {
$(selchords[i]).css("font-weight", "normal");
$(selchords[i]).css("font-size", "14px");
}
}
function callme(id, numsong, j) {
i = document.getElementById(id).currentTime;
var maxtime = durations[numsong];
console.log("maxtime: " + maxtime);
if (i >= maxtime) {
console.log("done!!");
}
else {
if (i < Math.floor(chords[numsong][j].end) && (j < chords[numsong].length)) {
currentchord = chords[numsong][j].label;
if (j < chords[numsong].length - 1) {
nextchord = chords[numsong][j + 1].label;
} else {
nextchord = "";
}
console.log("!!!!!!!!!!!" + currentchord);
// Printing chords
//linear
document.getElementById("linearcurrent").innerHTML = currentchord;
document.getElementById("linearnext").innerHTML = nextchord;
//local to each player
switch (numsong) {
case 0:
document.getElementById("currentchord-player1").innerHTML = currentchord;
document.getElementById("nextchord-player1").innerHTML = nextchord;
break;
case 1:
document.getElementById("currentchord-player2").innerHTML = currentchord;
document.getElementById("nextchord-player2").innerHTML = nextchord;
break;
case 2:
document.getElementById("currentchord-player3").innerHTML = currentchord;
document.getElementById("nextchord-player3").innerHTML = nextchord;
break;
}
// circle visualization
currentchordstr = String("text#" + currentchord);
nextchordstr = String("text#" + nextchord);
pastchordstr = String("text#" + pastchord);
$(currentchordstr).css("font-weight", "bold");
$(currentchordstr).css("font-size", "24px");
$(currentchordstr).attr("fill", "black");
if ((j < chords[numsong].length) && (currentchord != nextchord)) {
$(nextchordstr).css("font-size", "24px");
$(nextchordstr).css("font-weight", "bold");
$(nextchordstr).attr("fill", "grey");
} else {
nextchordstr = String("text#" + currentchord);
}
if (pastchord != "" && pastchord != currentchord) {
$(pastchordstr).css("font-size", "14px");
$(pastchordstr).css("font-weight", "normal");
$(pastchordstr).attr("fill", "black");
}
pastchord = chords[numsong][j].label;
}
}
if ((j < chords[numsong].length) && i >= chords[numsong][j].end) {
console.log(chords[numsong][j].end);
// counter for each player
j++;
k[numsong] = j;
if (j >= chords[numsong].length && i >= maxtime) {
k[numsong] = 0;
console.log("restart of song " + numsong + 1);
};
}
console.log("i" + i);
console.log("j" + j);
}
</script>
<style>
@import url('https://fonts.googleapis.com/css?family=Raleway');
body {
/* background: url(img/QbC_bg_alpha.png) no-repeat bottom right; */
background-color: rgba(255, 255, 255, 0.3);
font-family: "Raleway", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
.tab_title {
font-size: 20px;
color: orange;
}
.big-checkbox {
width: 30px;
height: 30px;
}
.row-header {
border-bottom: 1px solid #CDCDCD;
padding: 10px 0;
}
#submit-QbC,
#submit-voting,
#submit-all-data {
margin: 20px 50%;
}
h1 {
text-align: center;
}
#comment {
background-color: rgba(86, 61, 124, .15);
}
#loading,
#loadingrecap {
text-align: center;
font-weight: bold;
font-size: 18px;
color: rgba(86, 61, 124);
}
.warning,
.chords_chosen {
color: rgba(86, 61, 124);
}
</style>
</head>
<body>
<form id="chordsForm" onsubmit="return handleChordsSubmission()">
<div class="container">
<!-- start of container -->
<h1>Pick some chords!</h1>
<h2>What chords would you like to practice? </h2>
<div class="row row-header">
<div class="col-md-3">
<span class="tab_title">Type \ Root</span>
</div>
<div class="col-md-9">
<div class="row">
<div class="col-sm-1 col-md-1">
<span class="tab_title">A</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">Bb</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">B</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">C</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">Db</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">D</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">Eb</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">E</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">F</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">Gb</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">G</span>
</div>
<div class="col-sm-1 col-md-1">
<span class="tab_title">Ab</span>
</div>
</div>
</div>
</div>
<div class="row row-header">
<div class="col-md-3">
<span class="tab_title">major</span>
</div>
<div class="col-md-9">
<div class="row">
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Amaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Amaj">Amaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bbmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Bbmaj">Bbmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Bmaj">Bmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Cmaj" name="recruiter_contact" class=".form-check big-checkbox">
<label class="form-check-label" for="Cmaj">Cmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dbmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Dbmaj">Dbmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Dmaj">Dmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Ebmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Ebmaj">Ebmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Emaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Emaj">Emaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Fmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Fmaj">Fmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gbmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Gbmaj">Gbmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Gmaj">Gmaj</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Abmaj" class=".form-check big-checkbox">
<label class="form-check-label" for="Abmaj">Abmaj</label>
</div>
</div>
</div>
</div>
<div class="row row-header">
<div class="col-md-3">
<span class="tab_title">minor</span>
</div>
<div class="col-md-9">
<div class="row">
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Amin" class=".form-check big-checkbox">
<label class="form-check-label" for="Amin">Amin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bbmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Bbmin">Bbmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Bmin">Bmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Cmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Cmin">Cmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dbmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Dbmin">Dbmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Dmin">Dmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Ebmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Ebmin">Ebmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Emin" class=".form-check big-checkbox">
<label class="form-check-label" for="Emin">Emin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Fmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Fmin">Fmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gbmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Gbmin">Gbmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Gmin">Gmin</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Abmin" class=".form-check big-checkbox">
<label class="form-check-label" for="Abmin">Abmin</label>
</div>
</div>
</div>
</div>
<div class="row row-header">
<div class="col-md-3">
<span class="tab_title">7</span>
</div>
<div class="col-md-9">
<div class="row">
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="A7" class=".form-check big-checkbox">
<label class="form-check-label" for="A7">A7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bb7" class=".form-check big-checkbox">
<label class="form-check-label" for="Bb7">Bb7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="B7" class=".form-check big-checkbox">
<label class="form-check-label" for="B7">B7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="C7" class=".form-check big-checkbox">
<label class="form-check-label" for="C7">C7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Db7" class=".form-check big-checkbox">
<label class="form-check-label" for="Db7">Db7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="D7" class=".form-check big-checkbox">
<label class="form-check-label" for="D7">D7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Eb7" class=".form-check big-checkbox">
<label class="form-check-label" for="Eb7">Eb7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="E7" class=".form-check big-checkbox">
<label class="form-check-label" for="E7">E7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="F7" class=".form-check big-checkbox">
<label class="form-check-label" for="F7">F7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gb7" class=".form-check big-checkbox">
<label class="form-check-label" for="Gb7">Gb7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="G7" class=".form-check big-checkbox">
<label class="form-check-label" for="G7">G7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Ab7" class=".form-check big-checkbox">
<label class="form-check-label" for="Ab7">Ab7</label>
</div>
</div>
</div>
</div>
<div class="row row-header">
<div class="col-md-3">
<span class="tab_title">major 7</span>
</div>
<div class="col-md-9">
<div class="row">
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Amaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Amaj7">Amaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bbmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Bbmaj7">Bbmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Bmaj7">Bmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Cmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Cmaj7">Cmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dbmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Dbmaj7">Dbmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Dmaj7">Dmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Ebmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Ebmaj7">Ebmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Emaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Emaj7">Emaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Fmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Fmaj7">Fmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gbmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Gbmaj7">Gbmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Gmaj7">Gmaj7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Abmaj7" class=".form-check big-checkbox">
<label class="form-check-label" for="Abmaj7">Abmaj7</label>
</div>
</div>
</div>
</div>
<div class="row row-header">
<div class="col-md-3">
<span class="tab_title">minor 7</span>
</div>
<div class="col-md-9">
<div class="row">
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Amin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Amin7">Amin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bbmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Bbmin7">Bbmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Bmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Bmin7">Bmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Cmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Cmin7">Cmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dbmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Dbmin7">Dbmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Dmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Dmin7">Dmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Ebmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Ebmin7">Ebmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Emin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Emin7">Emin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Fmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Fmin7">Fmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gbmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Gbmin7">Gbmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Gmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Gmin7">Gmin7</label>
</div>
<div class="col-sm-1">
<input type="checkbox" autocomplete="off" id="Abmin7" class=".form-check big-checkbox">
<label class="form-check-label" for="Abmin7">Abmin7</label>
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-12">
<button type="submit" id="submit-QbC" class="btn btn-primary">Submit Chords</button>
</div>
</div>
<div class="row">
<div class="col-sm-12">
<p id="loading"></p>
</div>
</div>
</div>
<!-- end of container -->
</form>
<form id="selectionForm">
<div class="container">
<h2>Chords selected:
<span class="chords_chosen"></span>
</h2>
<div class="row">
<div id="circular">
<svg id="svgcircular"></svg>
</div>
<div id="linear" width="800px" height="150px" style="padding-top:40px">
<svg id="svglinear" width="800px" height="150px">
<text x="80" y="80" font-family="sans-serif" font-size="100px" fill="black" id="linearcurrent">current</text>
<text x="500" y="80" font-family="sans-serif" font-size="100px" fill="grey" id="linearnext">next</text>
</svg>
</div>
<p id="btn1">Change View</p>
<div class="col-md-3 col-xs-9">
<audio id="player1" controls="controls" crossorigin="anonymous" ontimeupdate="callme('player1', 0, k[0])" onplay="clearChords()"></audio>
<p>
<a id="player1_link">Listen to full track here</a>
</p>
</div>
<div class="col-md-3 col-xs-9">
<span id="currentchord-player1"></span>
<span id="nextchord-player1" style="color:grey"></span>
</div>
</div>
<div class="row">
<div class="col-md-3 col-xs-9">
<audio id="player2" controls="controls" crossorigin="anonymous" ontimeupdate="callme('player2', 1, k[1])"></audio>
<p>
<a id="player2_link">Listen to full track here</a>
</p>
</div>
<div class="col-md-3 col-xs-9">
<span id="currentchord-player2"></span>
<span id="nextchord-player2" style="color:grey"></span>
</div>
</div>
<div class="row">
<div class="col-md-3 col-xs-9">
<audio id="player3" controls="controls" crossorigin="anonymous" ontimeupdate="callme('player3', 2, k[2])"></audio>
<p>
<a id="player3_link">Listen to full track here</a>
</p>
</div>
<div class="col-md-3 col-xs-9">
<span id="currentchord-player3"></span>
<span id="nextchord-player3" style="color:grey"></span>
</div>
</div>
</div>
<!-- end of container -->
</form>
<script>
// Script for the circular visualization, sources:
// https://bl.ocks.org/denjn5/f059c1f78f9c39d922b1c208815d18af
// https://bl.ocks.org/denjn5/e1cdbbe586ac31747b4a304f8f86efa5
// JSON data
var nodeData =
{
"name": "CHORDS",
"children":
[
{
"name": "Amaj",
"children": [{ "name": "Amin", "children": [{ "name": "A7", "children": [{ "name": "Amaj7", "children": [{ "name": "Amin7", "size": 2 }] }] }] },],
},
{
"name": "Bbmaj",
"children": [{ "name": "Bbmin", "children": [{ "name": "Bb7", "children": [{ "name": "Bbmaj7", "children": [{ "name": "Bbmin7", "size": 2 }] }] }] },],
},
{
"name": "Bmaj",
"children": [{ "name": "Bmin", "children": [{ "name": "B7", "children": [{ "name": "Bmaj7", "children": [{ "name": "Bmin7", "size": 2 }] }] }] },],
},
{
"name": "Cmaj",
"children": [{ "name": "Cmin", "children": [{ "name": "C7", "children": [{ "name": "Cmaj7", "children": [{ "name": "Cmin7", "size": 2 }] }] }] },],
},
{
"name": "Dbmaj",
"children": [{ "name": "Dbmin", "children": [{ "name": "Db7", "children": [{ "name": "Dbmaj7", "children": [{ "name": "Dbmin7", "size": 2 }] }] }] },],
},
{
"name": "Dmaj",
"children": [{ "name": "Dmin", "children": [{ "name": "D7", "children": [{ "name": "Dmaj7", "children": [{ "name": "Dmin7", "size": 2 }] }] }] },],
},
{
"name": "Ebmaj",
"children": [{ "name": "Ebmin", "children": [{ "name": "Eb7", "children": [{ "name": "Ebmaj7", "children": [{ "name": "Ebmin7", "size": 2 }] }] }] },],
},
{
"name": "Emaj",
"children": [{ "name": "Emin", "children": [{ "name": "E7", "children": [{ "name": "Emaj7", "children": [{ "name": "Emin7", "size": 2 }] }] }] },],
},
{
"name": "Fmaj",
"children": [{ "name": "Fmin", "children": [{ "name": "F7", "children": [{ "name": "Fmaj7", "children": [{ "name": "Fmin7", "size": 2 }] }] }] },],
},
{
"name": "Gbmaj",
"children": [{ "name": "Gbmin", "children": [{ "name": "Gb7", "children": [{ "name": "Gbmaj7", "children": [{ "name": "Gbmin7", "size": 2 }] }] }] },],
},
{
"name": "Gmaj",
"children": [{ "name": "Gmin", "children": [{ "name": "G7", "children": [{ "name": "Gmaj7", "children": [{ "name": "Gmin7", "size": 2 }] }] }] },],
},
{
"name": "Abmaj",
"children": [{ "name": "Abmin", "children": [{ "name": "Ab7", "children": [{ "name": "Abmaj7", "children": [{ "name": "Abmin7", "size": 2 }] }] }] },],
},
]
};
// Variables
var width = 600;
var height = 600;
var radius = Math.min(width, height) / 2;
var color = d3.scaleOrdinal(d3.schemeCategory20b);
// Create primary <g> element
// Size our <svg> element, add a <g> element, and move translate 0,0 to the center of the element.
var g = d3.select('#svgcircular')
.attr('width', width)
.attr('height', height)
.append('g')
.attr('transform', 'translate(' + width / 2 + ',' + height / 2 + ')');
// Data strucure
// Create our sunburst data structure and size it.
var partition = d3.partition()
.size([2 * Math.PI, radius]);
// Find data root
// Get the data from our JSON file
// Find the root node of our data, and begin sizing process.
var root = d3.hierarchy(nodeData)
.sum(function (d) { return d.size });
// Size arcs
// Calculate the sizes of each arc that we'll draw later.
partition(root);
var arc = d3.arc()
.startAngle(function (d) { return d.x0 })
.endAngle(function (d) { return d.x1 })
.innerRadius(function (d) { return d.y0 })
.outerRadius(function (d) { return d.y1 });
// Put it all together
g.selectAll('g')
.data(root.descendants())
.enter().append('g').attr("class", "node").append('path')
.attr("display", function (d) { return d.depth ? null : "none"; })
.attr("d", arc)
.style('stroke', '#fff')
.style("fill", function (d) { return color((d.children ? d : d.parent).data.name); });
// Populate the <text> elements with our data-driven titles.
g.selectAll(".node")
.append("text")
.attr("transform", function (d) {
return "translate(" + arc.centroid(d) + ")rotate(" + computeTextRotation(d) + ")";
})
.attr("dx", "-12") // radius margin
.attr("dy", ".5em") // rotation align
//.attr("text-anchor", "middle")
//.attr("z-index", "100")
.attr("id", function (d) { return d.data.name; })
.text(function (d) { return d.parent ? d.data.name : "" });
/**
* Calculate the correct distance to rotate each label based on its location in the sunburst.
* @param {Node} d
* @return {Number}
*/
function computeTextRotation(d) {
var angle = (d.x0 + d.x1) / Math.PI * 90;
// Avoid upside-down labels
return (angle < 120 || angle > 270) ? angle : angle + 180; // labels as rims
//return (angle < 180) ? angle - 90 : angle + 90; // labels as spokes
}
</script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</body>
</html>