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<!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">
<title>alphaSynth</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap-theme.min.css">
<link rel="stylesheet" href="style.css">
<link rel="stylesheet" href="lib/bootstrap-slider/css/bootstrap-slider.min.css">
</head>
<body>
<nav class="navbar navbar-inverse navbar-fixed-top">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">AlphaSynth</a>
</div>
<div id="navbar" class="collapse navbar-collapse">
<ul class="nav navbar-nav">
<li class="active"><a href="index.html">Simple Demo</a></li>
<li><a href="highQuality.html">High Quality</a></li>
<li><a href="flash.html">Flash Demo</a></li>
</ul>
</div><!--/.nav-collapse -->
</div>
</nav>
<div class="container">
<h1>AlphaSynth Demo</h1>
<p class="lead">This is a simple demonstration of a AlphaSynth based audio player.</p>
<label>Loading song</label>
<div class="progress">
<div id="midiLoad" class="progress-bar" role="progressbar" style="width: 0%;">
0%
</div>
</div>
<label>Loading audio data</label>
<div class="progress">
<div id="sfLoad" class="progress-bar" role="progressbar" style="width: 0%;">
0%
</div>
</div>
<div id="controls">
<button disabled="disabled" class="btn btn-lg btn-default glyphicon glyphicon-play" id="play"></button>
<button disabled="disabled" class="btn btn-lg btn-default glyphicon glyphicon-pause" id="pause"></button>
<button disabled="disabled" class="btn btn-lg btn-default glyphicon glyphicon-stop" id="stop"></button>
<input id="volumeSlider" data-slider-id='volumeSlider' type="text" data-slider-min="0" data-slider-max="5" data-slider-step="0.1" data-slider-value="1"/>
</div>
<div id="positionContainer">
<strong id="positionLabel">00:00/03:00</strong>
<div class="progress">
<div id="position" class="progress-bar progress-bar-success" role="progressbar" style="width: 30%">
</div>
</div>
</div>
</div>
<!-- Initialize JavaScript -->
<script type="text/javascript" src="../../Build/JavaScript/swfobject.js"></script>
<script type="text/javascript" src="../../Build/JavaScript/AlphaSynth.js"></script>
<script type="text/javascript" src="lib/bootstrap-slider/bootstrap-slider.min.js"></script>
<script>
var as = null;
try {
as = AlphaSynth.Main.AlphaSynthApi.Create();
// load data
as.On('ready', function() {
// load default data
as.LoadSoundFont('../data/default.sf2');
as.LoadMidi('../data/Test2.mid');
});
as.On('soundFontLoad', function(data) {
var percent = (((data.loaded/data.total)*100)|0);
document.querySelector('#sfLoad').innerText = percent + '%';
document.querySelector('#sfLoad').style.width = percent + '%';
});
as.On('midiLoad', function(data) {
var percent = (((data.loaded/data.total)*100)|0);
document.querySelector('#midiLoad').innerText = percent + '%';
document.querySelector('#midiLoad').style.width = percent + '%';
});
// init ui
document.querySelector('#play').onclick = function() {
as.Play();
};
document.querySelector('#pause').onclick = function() {
as.Pause();
};
document.querySelector('#stop').onclick = function() {
as.Stop();
};
var slider = new Slider('#volumeSlider', {
formatter: function(value) {
return 'Volume: ' + value;
}
});
slider.on('slide', function(e) {
as.SetMasterVolume(e);
});
as.On('readyForPlayback', function(r) {
updateControls();
});
as.On('playerStateChanged', function(s) {
updateControls();
});
as.On('positionChanged', function(data) {
updatePosition(data.currentTime, data.endTime);
});
var isReady = false;
function updateControls() {
var play = document.querySelector('#play');
var pause = document.querySelector('#pause');
var stop = document.querySelector('#stop');
play.setAttribute('disabled', 'disabled');
pause.setAttribute('disabled', 'disabled');
stop.removeAttribute('disabled');
slider.disable();
slider.enable();
switch(as.get_State()) {
case 0:
play.removeAttribute('disabled');
break;
case 1:
pause.removeAttribute('disabled');
break;
}
}
updateControls();
function pad(num, size) {
var s = "000000000" + num;
return s.substr(s.length-size);
}
function updatePosition(currentTime, endTime) {
var percent = (((currentTime/endTime)*100));
currentTime = (currentTime / 1000) | 0;
endTime = (endTime / 1000) | 0;
var currentTimeMinutes = Math.floor(currentTime/60);
var currentTimeSeconds = currentTime - (currentTimeMinutes * 60);
var endTimeMinutes = Math.floor(endTime/60);
var endTimeSeconds = endTime - (endTimeMinutes * 60);
document.querySelector('#positionLabel').innerText =
pad(currentTimeMinutes, 2) + ':' + pad(currentTimeSeconds, 2) + '/' +
pad(endTimeMinutes, 2) + ':' + pad(endTimeSeconds, 2)
;
document.querySelector('#position').style.width = percent.toFixed(2) + '%';
}
}
catch(e) {
alert('Error initializing AlphaSynth');
console.error(e);
}
</script>
</body>
</html>