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index.html
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<!DOCTYPE html>
<html>
<head>
<title>MidiConvert</title>
<script type="text/javascript" src="./build/MidiConvert.js"></script>
<script type="text/javascript" src="https://tonejs.github.io/Logo/build/Logo.js"></script>
</head>
<body>
<style type="text/css">
body {
font-family: "Roboto Mono", monospace;
text-align: center;
margin: 0px;
}
#Topbar {
width: calc(100% - 6px);
height: 35px;
background-color: black;
position: absolute;
left: 3px;
top: 3px;
}
#Topbar #TonejsLogo{
margin-top: 3px;
}
#FileDrop{
position: absolute;
width: 500px;
height: 200px;
margin-left: -250px;
border: 2px dashed black;
left: 50%;
margin-top: 70px;
color: black;
}
#FileDrop.Hover{
background-color: black;
color: white;
}
#FileDrop input {
position: absolute;
width: 100%;
height: 100%;
opacity: 0;
left: 0px;
top: 0px;
}
#FileDrop #Text {
position: absolute;
width: 100%;
height: 100%;
line-height: 200px;
left: 0px;
top: 0px;
text-align: center;
}
textarea {
font-family: "Roboto Mono" monospace;
height: 300px;
width: 100%;
display: inline-block;
position: relative;
float: left;
}
#Results {
position: absolute;
width: 500px;
margin-left: -250px;
top: 300px;
left: 50%;
position: absolute;
}
#Description {
position: absolute;
width: 100%;
height: 40px;
font-size: 20px;
bottom: 0px;
}
#Settings {
background-color: black;
left: 20px;
top: 70px;
width: 125px;
height: auto;
padding-bottom: 10px;
position: absolute;
}
#Settings span {
width: 60px;
float: left;
color: white;
font-size: 12px;
text-align: left;
margin-left: 10px;
margin-top: 10px;
}
#Settings input {
width: 30px;
float: left;
margin-left: 10px;
margin-top: 10px;
}
</style>
<div id="Topbar"></div>
<div id="FileDrop">
<div id="Text">
Drop a midi file here
</div>
<input type="file" accept="audio/midi">
</div>
<div id="Results">
<textarea id="ResultsText"></textarea>
</div>
<div id="Description">Parse a MIDI file into a Tone.js-friendly JSON format.</div>
<a href="https://github.com/Tonejs/MidiConvert" class="github-corner" aria-label="View source on Github"><svg width="80" height="80" viewBox="0 0 250 250" style="fill:#7F33ED; color:#fff; position: absolute; top: 0; border: 0; right: 0;" aria-hidden="true"><path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path><path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path><path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path></svg></a><style>.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}</style>
<script type="text/javascript">
var logo = new Logo({
"width" : 130,
"height" : 30,
"container" : "#Topbar"
});
if (!(window.File && window.FileReader && window.FileList && window.Blob)) {
document.querySelector("#FileDrop #Text").textContent = "Reading files not supported by this browser";
} else {
var fileDrop = document.querySelector("#FileDrop")
fileDrop.addEventListener("dragenter", function(){
fileDrop.classList.add("Hover");
})
fileDrop.addEventListener("dragleave", function(){
fileDrop.classList.remove("Hover");
});
fileDrop.addEventListener("drop", function(){
fileDrop.classList.remove("Hover");
});
document.querySelector("#FileDrop input").addEventListener("change", function(e){
//get the files
var files = e.target.files;
if (files.length > 0){
var file = files[0];
document.querySelector("#FileDrop #Text").textContent = file.name;
parseFile(file);
}
});
}
function parseFile(file){
//read the file
var reader = new FileReader();
reader.onload = function(e){
var partsData = MidiConvert.parse(e.target.result);
document.querySelector("#ResultsText").value = JSON.stringify(partsData, undefined, 2);
};
reader.readAsBinaryString(file);
}
</script>
</body>
</html>