handbell-hero/bell.html at master · bucknerbg27/handbell-hero · GitHub

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<!DOCTYPE html>
<html xmlns = "http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="content-type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0"/>
    <link type="text/css" href="css/mycss.css" rel="stylesheet">
    <link href="https://fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet">
    <!-- polyfill -->
    <script src="inc/shim/Base64.js" type="text/javascript"></script>
    <script src="inc/shim/Base64binary.js" type="text/javascript"></script>
    <script src="inc/shim/WebAudioAPI.js" type="text/javascript"></script>
    <script src="inc/shim/WebMIDIAPI.js" type="text/javascript"></script>
    <!-- jasmid package -->
    <script src="inc/jasmid/stream.js"></script>
    <script src="inc/jasmid/midifile.js"></script>
    <script src="inc/jasmid/replayer.js"></script>
    <!-- midi.js package -->
    <script src="js/midi/audioDetect.js" type="text/javascript"></script>
    <script src="js/midi/gm.js" type="text/javascript"></script>
    <script src="js/midi/loader.js" type="text/javascript"></script>
    <script src="js/midi/plugin.audiotag.js" type="text/javascript"></script>
    <script src="js/midi/plugin.webaudio.js" type="text/javascript"></script>
    <script src="js/midi/plugin.webmidi.js" type="text/javascript"></script>
    <script src="js/midi/player.js" type="text/javascript"></script>
    <script src="js/midi/synesthesia.js" type="text/javascript"></script>
    <!-- utils -->
    <script src="js/util/dom_request_xhr.js" type="text/javascript"></script>
    <script src="js/util/dom_request_script.js" type="text/javascript"></script>
    <!-- includes -->
    <script src="inc/timer.js" type="text/javascript"></script>
    <script src="inc/colorspace.js" type="text/javascript"></script>
    <script src="inc/event.js" type="text/javascript"></script>
    <script src="https://code.jquery.com/jquery-3.1.1.slim.js"></script>
</head>
<body style="margin: 0px; background: black; font-family: 'Open Sans', sans-serif; -webkit-touch-callout: none; -webkit-user-select: none; -khtml-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none;">
    <div id="loading" style="position: fixed; width: 100%; height: 100%;">
        <br><br><br>
        <h3 style="text-align: center;"><span style="color: white;">&nbsp;Loading...&nbsp;</span></h3>
    </div>
    <div id="click" style="display: none; position: fixed; width: 100%; height: 100%;">
        <br><br><br>
        <h3 style="text-align: center;"><span style="color: black;">&nbsp;Click/Tap Anywhere to Ring Bell!&nbsp;</span></h3>
    </div>
    <script>
    window.onload = function () {
        var randomIntFromInterval = function(min,max) {
            return Math.floor(Math.random()*(max-min+1)+min);
        }
        var colorMap = {
            1: 'red',
            2: 'orange',
            3: 'yellow',
            4: 'green',
            5: 'cyan',
            6: 'blue',
            7: 'violet'
        };
        var noteMap = {
            1: 60,
            2: 62,
            3: 64,
            4: 65,
            5: 67,
            6: 69,
            7: 71,
        };
        var delay = 0; // play one note every quarter second
        var velocity = 127; // how hard the note hits
        var timeoutId;
        MIDI.loadPlugin({
            soundfontUrl: "./soundfont/",
            instrument: "acoustic_grand_piano",
            onprogress: function(state, progress) {
                console.log(state, progress);
            },
            onsuccess: function() {
                $('#loading').hide();
                $('#click').show();
                var randNum = randomIntFromInterval(1, 7);
                var color = colorMap[randNum];
                $('#click').css('background-color', color);
                MIDI.setVolume(0, 127);

                $("#click").click(function(){
                    MIDI.noteOn(0, noteMap[randNum], velocity, delay);
                    MIDI.noteOff(0, noteMap[randNum], delay + 0.75);
                    $('#click').css('box-shadow', 'inset 0 0 20px black');
                    if(timeoutId){
                        clearTimeout(timeoutId);
                    }
                    timeoutId = setTimeout(function(){
                        $('#click').css('box-shadow', 'inset 0 0 0px black');
                    }, 100);
                });

            }
        });

    };
    </script>
</body>
</html>