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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Music Blocks</title>
<meta name="description"
content="Learn to code through music with Music Blocks. Arrange colorful blocks to create everything from simple melodies to interactive games.">
<meta name="mobile-web-app-capable" content="yes">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta id="theme-color" name="theme-color" content="#2196F3">
<!-- Icons & PWA -->
<link rel="icon" sizes="192x192" href="favicon.ico">
<link rel="apple-touch-icon" href="/activity/activity-icon-color-512.png">
<link rel="manifest" href="android_chrome_manifest.json">
<!-- Stylesheets -->
<link rel="preload" href="https://fonts.googleapis.com/icon?family=Material+Icons" as="style"
onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="fonts/material-icons.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<!-- NOTE: The exact query-string URL here must be listed in sw.js `precacheFiles`.
If you change `?v=fixed` (or remove/add a query param), update sw.js so offline still works. -->
<link rel="preload" href="css/activities.css?v=fixed" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="dist/css/style.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="dist/css/keyboard.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="dist/css/windows.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="lib/materialize-iso.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="css/darkmode.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="preload" href="css/viral-loops.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
<link rel="prefetch" as="video" href="loading-animation.webm" type="video/webm">
<link rel="prefetch" as="video" href="loading-animation.mp4" type="video/mp4">
<!-- <script src="js/utils/detectIE.js"></script> -->
<!-- <script src="sounds/samples/manifest.js"></script> -->
<!-- <script src="lib/mespeak.js"></script> -->
<script src="lib/reqwest.js" defer></script>
<script src="lib/jquery-3.7.1.min.js"></script>
<script src="lib/jquery-ui.js"></script>
<script src="lib/materialize.min.js"></script>
<link rel="stylesheet" href="https://code.jquery.com/ui/1.13.2/themes/base/jquery-ui.css">
<script>
jQuery(document).ready(function () {
if (jQuery.ui && jQuery.ui.autocomplete) {
jQuery.fn.materializeAutocomplete = jQuery.fn.autocomplete;
jQuery.widget.bridge("autocomplete", jQuery.ui.autocomplete);
}
});
</script>
<script>
jQuery(document).ready(function () {
const fixAutocompletePosition = function () {
const $search = jQuery('#search');
if ($search.length && $search.data('ui-autocomplete')) {
const instance = $search.autocomplete('instance');
if (instance) {
const originalRenderMenu = instance._renderMenu;
instance._renderMenu = function (ul, items) {
originalRenderMenu.call(this, ul, items);
setTimeout(() => {
const searchInput = document.querySelector('#search');
const dropdown = ul[0];
if (searchInput && dropdown) {
const rect = searchInput.getBoundingClientRect();
dropdown.style.position = 'fixed';
dropdown.style.left = rect.left + 'px';
dropdown.style.top = (rect.bottom + 2) + 'px';
dropdown.style.width = rect.width + 'px';
}
}, 0);
};
}
} else {
setTimeout(fixAutocompletePosition, 500);
}
};
setTimeout(fixAutocompletePosition, 1000);
});
</script>
<script src="lib/Tone.js" defer></script>
<script src="lib/midi.js" defer></script>
<script src="lib/jquery.ruler.js" defer></script>
<script src="lib/modernizr-2.6.2.min.js" defer></script>
<script src="lib/raphael.min.js" defer></script>
<script src="lib/wheelnav.js" defer></script>
<script src="lib/abc.min.js" defer></script>
<script src="lib/codejar/codejar.min.js" defer></script>
<script src="lib/codejar/highlight.pack.js" defer></script>
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/11.7.0/styles/atom-one-dark.min.css">
<!-- libgif.js (SuperGif) provides low-level GIF frame extraction.
Browsers expose only the first frame of a GIF; SuperGif lets us
step through frames so animated GIFs can be drawn onto our canvas. -->
<script src="https://cdn.jsdelivr.net/gh/buzzfeed/libgif-js/libgif.js" defer></script>
<!-- gif-animator.js integrates SuperGif with Music Blocks. It manages
decoding and drawing GIF frames onto the turtle's overlay canvas.
Canvas refreshing is handled separately by CreateJS Ticker. -->
<script src="js/gif-animator.js" defer></script>
<script defer>
document.addEventListener("DOMContentLoaded", function () {
if (window.hljs) hljs.highlightAll();
});
</script>
<script src="lib/astring.min.js" defer></script>
<script src="lib/acorn.min.js" defer></script>
<script src="env.js"></script>
<script src="js/ViralLoops.js" defer></script>
<script data-main="js/loader" src="lib/require.js" defer></script>
<link type="text/css" href="fonts/material-icons.css" rel="stylesheet">
<link rel="preload" href="/fonts/material-icons.woff2" as="font" type="font/woff2" crossorigin="anonymous">
<link rel="stylesheet" href="lib/materialize-iso.css">
<link rel="stylesheet" href="css/themes.css?v=fixed">
<script src="lib/easeljs.min.js" defer></script>
<script src="lib/tweenjs.min.js" defer></script>
<script>
let ast2blocklist_config;
document.addEventListener("DOMContentLoaded", function () {
fetch("js/js-export/ast2blocks.min.json")
.then(response => response.json())
.then(data => { ast2blocklist_config = data });
});
</script>
</head>
<body id="body" data-title="index" style="background: #f9f9f9;">
<!-- Fallback for browsers that don't support preload -->
<noscript>
JavaScript is required to view this page.
</noscript>
<header>
<div id="loading-image-container"
style="position: fixed; top: 0; left: 0; width: 100%; height: calc(var(--vh) * 100); display: flex; flex-direction: column; align-items: center; justify-content: center; background-color: #FFFFFF; z-index: 9999; contain: paint;">
<div id="loading-media" style="width: 100%; padding: 0 20px; box-sizing: border-box;"></div>
<div class="loading-text" id="loadingText"
style="color:#333; margin-top: 2rem; min-height: 1.5em; font-size: 1.2rem;">
</div>
<a href="https://www.sugarlabs.org/" target="_blank" id="link-to-sugarLabs"
style="position: fixed; bottom: 20px; right: 20px;">
<div class="logo-container" id="bottom-right-logo">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 501 167" height="50" width="150">
<!-- Logo paths -->
<path
d="m63.05 117.52c-11.05 0-21.12-5.5-21.12-11.539 0-3.157 2.303-5.63 5.244-5.63 2.02 0 3.719 1.183 5.515 2.435 2.592 1.809 5.529 3.855 10.651 3.855 5.139 0 8.21-2.647 8.21-5.209 0-3.416-5.271-5.607-10.852-7.927-7.799-3.243-16.639-6.918-16.639-15.886 0-10.573 9.933-16.279 19.28-16.279 7.89 0 18.895 4.132 18.895 10.86 0 2.526-1.763 5.244-5.632 5.244-2.068 0-3.558-1.125-4.997-2.212-1.872-1.414-3.994-3.02-8.266-3.02-1.209 0-7.242.227-7.242 4.726 0 2.729 4.879 4.613 10.04 6.608 7.772 3 17.446 6.739 17.446 16.333.002 12.12-10.646 17.636-20.538 17.636"
class="color-change" />
<path
d="m117.65 117.52c-10.726 0-22.19-5.854-22.19-22.281v-27.59c0-3.773 2.418-6.309 6.02-6.309s6.02 2.536 6.02 6.309v27.299c0 7.979 3.224 11.693 10.146 11.693 6.922 0 10.146-3.715 10.146-11.693v-27.3c0-3.773 2.418-6.309 6.02-6.309 3.6 0 6.02 2.536 6.02 6.309v27.59c0 16.428-11.46 22.282-22.18 22.282"
class="color-change" />
<path
d="m175.53 137.85c-8.493 0-21.509-4.994-21.509-11.149 0-2.758 1.671-5.729 5.342-5.729 2.02 0 3.766 1.074 5.785 2.317 2.804 1.728 5.981 3.683 11.06 3.683 10.827 0 12.215-9.426 12.273-13.816-3.037 2.818-7.04 4.37-11.498 4.37-16.03 0-24.414-14.13-24.414-28.09s8.386-28.09 24.414-28.09c4.424 0 8.692 1.905 11.688 4.32.654-2.638 2.95-4.32 6.122-4.32 2.778 0 5.731 2.077 5.731 5.923v44.24c0 16-9.811 26.346-24.993 26.346m1.452-65.63c-9.132 0-12.372 9.271-12.372 17.212s3.24 17.211 12.372 17.211c9.13 0 12.371-9.271 12.371-17.211s-3.241-17.212-12.371-17.212"
class="color-change" />
<path
d="m256.26 117.52c-2.625 0-5.279-1.729-5.68-5.04-3.492 3.314-7.752 5.04-12.52 5.04-16.03 0-24.411-14.13-24.411-28.09 0-13.958 8.385-28.09 24.411-28.09 4.755 0 8.745 1.484 12.563 4.743.52-3.119 3.091-4.743 5.636-4.743 2.776 0 5.727 2.076 5.727 5.923v44.33c.001 3.846-2.95 5.923-5.726 5.923m-18.199-45.3c-9.132 0-12.373 9.273-12.373 17.212 0 7.94 3.241 17.212 12.373 17.212 9.133 0 12.373-9.272 12.373-17.212 0-7.939-3.24-17.212-12.373-17.212"
class="color-change" />
<path
d="m282.98 117.52c-3.601 0-6.02-2.536-6.02-6.311v-43.561c0-3.774 2.419-6.309 6.02-6.309 3.289 0 5.593 2.118 5.965 5.361 2.537-2.849 6.103-5.361 10.1-5.361 3.768 0 6.503 2.572 6.503 6.115 0 2.326-1.173 5.322-6.76 6.375-2.961.515-9.793 2.788-9.793 12.89v24.49c0 3.774-2.419 6.311-6.02 6.311"
class="color-change" />
<path
d="m324.99 111.21c0 2.808-1.646 4.551-4.259 4.551-2.614 0-4.26-1.743-4.26-4.551v-66.21c0-2.808 1.646-4.55 4.26-4.55 2.613 0 4.259 1.743 4.259 4.55z"
fill="#969696" stroke-width="0" />
<path
d="m386.07 111.59c0 3-2.324 4.164-3.969 4.164-1.742 0-3.969-1.162-3.969-4.164v-3.581h-.193c-3.68 5.228-8.52 7.745-14.04 7.745-14.52 0-22.65-12.682-22.65-26.331s8.131-26.33 22.65-26.33c5.906 0 10.07 2.516 14.04 6.873h.193v-2.71c0-3 2.227-4.163 3.969-4.163 1.645 0 3.969 1.162 3.969 4.163zm-22.17-3.195c10.455 0 14.13-10.26 14.13-18.972 0-8.712-3.678-18.973-14.13-18.973-10.453 0-14.13 10.261-14.13 18.973 0 8.713 3.679 18.972 14.13 18.972"
fill="#969696" stroke-width="0" />
<path
d="m404.95 44.997c0-2.808 1.646-4.55 4.26-4.55s4.26 1.743 4.26 4.55v25.07h.192c2.227-3.194 6.97-6.969 13.745-6.969 13.941 0 21.975 12.681 21.975 26.33s-8.03 26.331-21.975 26.331c-6.775 0-11.324-2.421-13.745-7.07h-.192v2.518c0 2.808-1.646 4.551-4.26 4.551s-4.26-1.743-4.26-4.551zm21.781 63.4c10.453 0 14.13-10.26 14.13-18.972 0-8.712-3.678-18.973-14.13-18.973-10.455 0-14.13 10.261-14.13 18.973 0 8.713 3.68 18.972 14.13 18.972"
fill="#969696" stroke-width="0" />
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fill="#969696" stroke-width="0" />
</svg>
</div>
</a>
</div>
</header>
<main>
<!-- #96D3F3-->
<div id="chooseKeyDiv" style="display: none;" tabindex="-1"></div>
<div id="movable" tabindex="-1">
<p>Solfege Pitch Preview</p>
<input class="radioBtn" type="radio" name="movable" value="true" id="movabledo">
<label for="movabledo">Movable Do</label>
<input class="radioBtn" type="radio" name="movable" id="fixed" checked="checked" value="false">
<label for="fixed">Fixed</label>
</div>
<!-- #92B5C8 width = 3790 height = 1743-->
<canvas id="canvas" style="background-color:#FFFFFF; width:100%; height:100%;"></canvas>
<!--hidden at the beginning whilst everything loads-->
<div id="hideContents" style="display: none;" tabindex="-1">
<div class="canvasHolder" id="canvasHolder">
<div class="popupMsg" id="printText" tabindex="-1">
<div class="contentWrapper">
<span id="printTextContent"></span>
<img class="msgCloseIcon" onclick="hidePrintText()" src="images/close.svg" alt="Close">
</div>
</div>
<div class="popupMsg" id="errorText" tabindex="-1">
<div class="contentWrapper">
<span id="errorTextContent"></span>
<img class="msgCloseIcon" onclick="hideErrorText()" src="images/close.svg" alt="Close">
</div>
</div>
<div id="clear-modal-container"
style="display: none; z-index: 999; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.4); align-items: center; justify-content: center;">
<div id="cleardropdown"
style="background-color: white; padding: 24px; border-radius: 8px; width: 400px; box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);">
</div>
</div>
<div id="canvasContainer">
<canvas id="myCanvas" width="1200" height="900"></canvas>
</div>
<!--Load Animation Container-->
<div style="text-align:center">
<div id="load-container">
<div id="load-content">
<p id="messageText"></p>
<amp-img id="loading-image" src="images/loading.gif" alt="Loading..."></amp-img>
</div>
</div>
</div>
<canvas id="overlayCanvas" width="1200" height="900"
style="position:absolute; pointer-events:none; left:0; top:0; z-index:-100; visibility:hidden;"></canvas>
<canvas id="myChart" width="600" height="600" tabindex="-1"></canvas>
<video id="camVideo" style="visibility:hidden;" tabindex="-1"></video>
<canvas id="camCanvas" style="visibility:hidden;" tabindex="-1"></canvas>
<div id="languageDiv" tabindex="-1"></div>
<div id="labelDiv" tabindex="-1"></div>
<div id="textLabel" tabindex="-1"></div>
<div id="ioDiv" style="display:none" tabindex="-1">
<input class="file" type="file" id="myMedia" accept="image/*" tabindex="-1">
<input class="file" type="file" id="myOpenFile" accept=".ta, .tb, .html,.mid,.midi" tabindex="-1">
<input class="file" type="file" id="myOpenPlugin" accept=".json" tabindex="-1">
<input class="file" type="file" id="audioInput" accept=".mp3, .wav" tabindex="-1">
<input class="file" type="file" id="myOpenAll" tabindex="-1">
</div>
</div>
<!-- canvasHolder -->
<footer>
<div id="audio" tabindex="-1"></div>
<div id="tourData" tabindex="-1"></div>
<div id="popdown-palette" tabindex="-1"></div>
<div id="loader"></div>
<iframe src="planet/index.html" id="planet-iframe" style="display: none;"></iframe>
<div id="floatingWindows"></div>
<div id="helpElem" tabindex="-1"></div>
<div id="wheelDiv" class="wheelNav"
style=" display: none; background-size: contain;background-image: url(./images/gray.svg)"
tabindex="-1"></div>
<div id="wheelDiv2" class="wheelNav"
style="display: none; background-size: contain;background-image: url(./images/gray.svg);visibility: hidden"
tabindex="-1">
</div>
<div id="meterWheelDiv" class="wheelNav" tabindex="-1"></div>
<div id="contextWheelDiv" class="wheelNav" tabindex="-1"></div>
<div id="helpfulWheelDiv" class="wheelNav" style="display: none;" tabindex="-1"></div>
<div id="submenuWheelDiv" class="wheelNav" tabindex="-1"></div>
<div id="wheelDivptm" class="wheelNav"
style="background-size: contain; background-image: url(./images/gray.svg); display: none; left: 400px; top: 400px;"
tabindex="-1"></div>
<div id="pastecode" tabindex="-1">
<input type="text" name="paste" id="paste" class="ui-autocomplete"
placeholder="Paste Music Blocks code here" style="visibility:hidden" tabindex="-1">
<ul class="matches"></ul>
<input onkeypress="doPaste()" type="submit" value="" tabindex="-1">
</div>
<div id="myProgress" tabindex="-1">
<div id="myBar" tabindex="-1"></div>
</div>
</footer>
<dialog id="lilypondModal" class="modal" tabindex="-1">
<!-- Modal content for Lilypond save dialog -->
<div class="modal-content" tabindex="-1">
<span class="close">×</span>
<div id="fileNameText"></div>
<input type="text" id="fileName" tabindex="-1">
<p></p>
<div id="titleText"></div>
<input type="text" id="title" tabindex="-1">
<p></p>
<div id="authorText"></div>
<input type="text" id="author" tabindex="-1">
<p></p>
<div id="MIDIText"></div>
<input type="checkbox" id="MIDICheck" tabindex="-1">
<p></p>
<div id="guitarText"></div>
<input type="checkbox" id="guitarCheck" tabindex="-1">
<p></p>
<p><button class="confirm-button" id="submitLilypond"></button></p>
<!-- <button id="submitPDF"></button></p> -->
</div>
</dialog>
<div class="materialize-iso" tabindex="-1">
<nav id="toolbars" class="nav-wrapper">
<div class="blue nav-wrapper" tabindex="-1">
<div id="mb-logo" class="logo left tooltipped"
style="display: flex; align-items: center; line-height: 0; height: 100%; padding-right: 0;"
data-position="bottom">
<amp-img alt="MusicBlocks Logo" width="100%" src="images/logo.svg">
</amp-img>
</div>
<ul class="main left">
<li>
<a id="play" class="left tooltipped" role="button" tabindex="0"><i
class="material-icons main">play_circle_filled</i></a>
</li>
<li>
<a id="stop" class="left tooltipped" role="button" tabindex="0"><i
class="material-icons main">stop</i></a>
</li>
<li style="display: flex; align-items: center;">
<a id="record" class="left tooltipped" data-position="bottom" data-tooltip="Record"
role="button" tabindex="0"></a>
<a id="recordDropdownArrow" class="left dropdown-trigger"
data-activates="recorddropdown"
style="margin-left: -5px; padding: 0; font-size: 28px;" role="button"
tabindex="0"></a>
</li>
</ul>
<ul class="main right">
<li>
<a id="FullScreen" class="FullScreen tooltipped dropdown-trigger" data-position="bottom"
role="button" tabindex="0" onclick="setIcon()">
<i class="material-icons" id="FullScrIcon">fullscreen</i>
</a>
</li>
<li>
<a id="newFile" class="tooltipped dropdown-trigger" data-position="bottom" role="button"
tabindex="0" data-activates="newdropdown">
<i class="material-icons md-48">note_add</i>
</a>
</li>
<li>
<a id="load" class="tooltipped" data-position="bottom" role="button" tabindex="0">
<i class="material-icons md-48">folder</i>
</a>
</li>
<li>
<a id="saveButton" class="tooltipped dropdown-trigger" data-position="bottom"
role="button" tabindex="0" data-activates="saveddropdownbeg">
<i id="save1" class="material-icons md-48">save_alt</i>
</a>
</li>
<li>
<a id="saveButtonAdvanced" style="display: none;" class="tooltipped dropdown-trigger"
role="button" tabindex="0" data-position="bottom" data-activates="saveddropdown">
<i id="save2" class="material-icons md-48">save_alt</i>
</a>
</li>
<li>
<a id="planetIcon" class="tooltipped" data-position="bottom" role="button" tabindex="0">
<i class="material-icons md-48">public</i>
</a>
</li>
<li>
<a style="display: none;" id="planetIconDisabled" class="tooltipped" role="button"
tabindex="0" data-position="bottom">
<i style="color: #a5acba;" class="material-icons md-48">public</i>
</a>
</li>
<li>
<a id="toggleAuxBtn" class="tooltipped" data-position="bottom" role="button"
tabindex="0">
<i id="menu" class="animated-icon material-icons md-48">menu</i>
</a>
</li>
<li>
<a id="helpIcon" class="tooltipped" data-position="bottom" role="button" tabindex="0">
<i class="material-icons md-48">help</i>
</a>
</li>
<li>
<a id="installButton" class="tooltipped hidden" data-position="bottom" role="button"
tabindex="0" data-tooltip="Install App" aria-label="Install App">
<i class="material-icons md-48">file_download</i>
</a>
</li>
</ul>
</div>
<div class="nav-wrapper" id="aux-toolbar" style="display: none;" tabindex="-1">
<div class="blue darken-1 nav-wrapper" tabindex="-1">
<ul class="aux left">
<li>
<a id="runSlowlyIcon" class="tooltipped" data-position="bottom" data-delay="10"
role="button" tabindex="0">
<i class="material-icons md-48">play_circle_outline</i>
</a>
</li>
<li>
<a id="runStepByStepIcon" class="tooltipped" data-position="bottom" data-delay="10"
role="button" tabindex="0">
<i class="material-icons md-48">video_library</i>
</a>
</li>
</ul>
<ul class="aux right">
<li>
<a id="displayStatsIcon" class="tooltipped" data-position="bottom" role="button"
tabindex="0" data-delay="10"><i class="material-icons md-48">poll</i></a>
</li>
<li>
<a id="loadPluginIcon" class="tooltipped" data-position="bottom" data-delay="10"
role="button" tabindex="0"><i class="material-icons md-48">add_circle</i></a>
</li>
<li>
<a id="delPluginIcon" class="tooltipped" data-position="bottom" data-delay="10"
role="button" tabindex="0"><i class="material-icons md-48">remove_circle</i></a>
</li>
<li>
<a id="enableHorizScrollIcon" class="tooltipped" data-position="bottom"
role="button" tabindex="0"><i
class="material-icons md-48">compare_arrows</i></a>
</li>
<li>
<a style="display: none;" id="disableHorizScrollIcon" class="tooltipped"
role="button" tabindex="0" data-position="bottom"><i
class="material-icons md-48">lock</i></a>
</li>
<li>
<a id="themeSelectIcon" class="tooltipped dropdown-trigger" data-position="bottom"
role="button" tabindex="0" data-activates="themedropdown"
data-tooltip="Select Theme"><i class="material-icons md-48">brightness_7</i></a>
</li>
<li>
<a id="mergeWithCurrentIcon" class="tooltipped" data-position="bottom" role="button"
tabindex="0"><i class="material-icons md-48">merge_type</i></a>
</li>
<li>
<a id="wrapTurtle" class="tooltipped" data-position="bottom" role="button"
tabindex="0"><i class="material-icons md-48">wrap_text</i></a>
</li>
<li>
<a id="chooseKeyIcon" class="tooltipped" data-position="bottom" role="button"
tabindex="0"><i class="material-icons md-48">music_note</i></a>
</li>
<li>
<a id="toggleJavaScriptIcon" class="tooltipped" data-position="bottom" role="button"
tabindex="0"><i class="material-icons md-48">code</i></a>
</li>
<li class="filler" id="aligns_merge_under_load"
style="user-select: none; visibility: hidden;">
<a style="color: transparent;">space </a>
</li>
<li>
<a id="restoreIcon" class="tooltipped" data-position="bottom" role="button"
tabindex="0" data-tooltip="Restore"><i
class="material-icons md-48">restore_from_trash</i></a>
<div id="trashList"></div>
</li>
<li>
<a id="beginnerMode" class="tooltipped" data-position="bottom" role="button"
tabindex="0"><i id="begIconText" class="material-icons md-48">star</i></a>
</li>
<li>
<a id="advancedMode" class="tooltipped" data-position="bottom" role="button"
tabindex="0"><i id="advIconText"
class="material-icons md-48">star_border</i></a>
</li>
<li>
<a id="languageSelectIcon" class="tooltipped dropdown-trigger" role="button"
tabindex="0" data-position="bottom" data-activates="languagedropdown"
data-tooltip="Select Language"><i class="material-icons md-48">translate</i></a>
</li>
</ul>
</div>
</div>
</nav>
<ul id="saveddropdownbeg" class="dropdown-content">
<li><a id="save-html-beg" role="button" tabindex="0"></a></li>
<li><a id="save-png-beg" role="button" tabindex="0"></a></li>
</ul>
<ul id="saveddropdown" class="dropdown-content">
<li><a id="save-html" role="button" tabindex="0"></a></li>
<li><a id="save-midi" role="button" tabindex="0"></a></li>
<li><a id="save-svg" role="button" tabindex="0"></a></li>
<li><a id="save-png" role="button" tabindex="0"></a></li>
<li><a id="save-wav" role="button" tabindex="0"></a></li>
<li><a id="save-abc" role="button" tabindex="0"> </a></li>
<li><a id="save-ly" role="button" tabindex="0"></a></li>
<li><a id="save-mxml" role="button" tabindex="0"></a></li>
<li><a id="save-blockartwork-svg" role="button" tabindex="0"></a></li>
<li><a id="save-blockartwork-png" role="button" tabindex="0"></a></li>
</ul>
<ul id="recorddropdown" class="dropdown-content">
<li><a id="record-with-menus" role="button" tabindex="0">Record canvas and toolbars</a></li>
<li><a id="record-canvas-only" role="button" tabindex="0">Record canvas only</a></li>
</ul>
<ul id="languagedropdown" class="dropdown-content">
<li><a id="enUS" role="button" tabindex="0"></a></li>
<li><a id="enUK" role="button" tabindex="0"></a></li>
<li><a id="es" role="button" tabindex="0"></a></li>
<li><a id="pt" role="button" tabindex="0"></a></li>
<li><a id="ja" role="button" tabindex="0"></a></li>
<li><a id="kana" role="button" tabindex="0"></a></li>
<li><a id="ko" role="button" tabindex="0"></a></li>
<li><a id="zhCN" role="button" tabindex="0"></a></li>
<li><a id="th" role="button" tabindex="0"></a></li>
<li><a id="tr" role="button" tabindex="0"></a></li>
<li><a id="ayc" role="button" tabindex="0"></a></li>
<li><a id="quz" role="button" tabindex="0"></a></li>
<li><a id="gug" role="button" tabindex="0"></a></li>
<li><a id="hi" role="button" tabindex="0"></a></li>
<li><a id="te" role="button" tabindex="0"></a></li>
<li><a id="ibo" role="button" tabindex="0"></a></li>
<li><a id="ar" role="button" tabindex="0"></a></li>
<li><a id="bn" role="button" tabindex="0"></a></li>
<li><a id="he" role="button" tabindex="0"></a></li>
<li><a id="ur" role="button" tabindex="0"></a></li>
</ul>
<ul style="display: none;" id="themedropdown" class="dropdown-content">
<li><a id="light" class="tooltipped" data-tooltip="Light Mode" role="button" tabindex="0"><i
class='material-icons'>brightness_7</i></a></li>
<li><a id="dark" class="tooltipped" data-tooltip="Dark Mode" role="button" tabindex="0"><i
class='material-icons'>brightness_4</i></a>
</li>
</ul>
<div id="modal-container" style="display: none;z-index: 999;">
<ul id="newdropdown" class="dropdown-content" style="padding: 24px;">
</ul>
</div>
</div>
</div>
<div id="searchBar" tabindex="-1">
<input type="text" name="search" id="search" class="ui-autocomplete" placeholder="Search for Blocks"
tabindex="-1">
<ul class="matches" id="searchResults"></ul>
</div>
</main>
<!-- Initialize Scripts -->
<script>
let canvas, stage;
function init() {
// Defensive check: ensure createjs is loaded before using it
if (typeof createjs === "undefined") {
// Retry after a short delay if createjs isn't ready yet
setTimeout(init, 50);
return;
}
canvas = document.getElementById("canvas");
stage = new createjs.Stage(canvas);
createjs.Ticker.framerate = 60;
// createjs.Ticker.addEventListener("tick", stage); // Managed by Activity class
}
document.addEventListener("DOMContentLoaded", init);
</script>
<script>
// Register service worker only in production (not on localhost)
if ("serviceWorker" in navigator) {
// Localhost SW is disabled to avoid caching; set allowLocalPwa to test installs.
const allowLocalPwa = localStorage.getItem("allowLocalPwa") === "true";
// Detect if running on localhost for development
const runtimeEnv = window.MB_ENV
const isDevMode = runtimeEnv !== "production";
if (!isDevMode || allowLocalPwa) {
// Production: Register service worker for offline mode
if (navigator.serviceWorker.controller) {
console.debug(
"[PWA Builder] Active service worker found, no need to register"
);
} else {
// Register the service worker
navigator.serviceWorker
.register("/sw.js")
.then(function (reg) {
console.debug(
"[PWA Builder] Service worker registered for scope: " +
reg.scope
);
})
.catch(function (err) {
console.error("[PWA Builder] Service worker registration failed:", err);
});
}
} else {
// Development: Skip service worker for instant updates
console.log(
"🔥 [DEV MODE] Service worker disabled for instant code updates"
);
console.log(
"Set localStorage.allowLocalPwa = 'true' to enable PWA install testing on localhost."
);
}
}
</script>
<script>
let deferredPrompt;
window.addEventListener("beforeinstallprompt", (event) => {
event.preventDefault(); // Prevent automatic browser prompt
deferredPrompt = event;
// Show the install button
const installButton = document.getElementById("installButton");
if (installButton) {
installButton.classList.remove("hidden");
}
});
// Handle install button click
document.addEventListener("DOMContentLoaded", function () {
const installButton = document.getElementById("installButton");
if (installButton) {
installButton.addEventListener("click", async function () {
if (deferredPrompt) {
// Show the install prompt
deferredPrompt.prompt();
// Wait for user choice
const { outcome } = await deferredPrompt.userChoice;
console.log(`User response to the install prompt: ${outcome}`);
// Clear the deferredPrompt
deferredPrompt = null;
// Hide the button
installButton.classList.add("hidden");
}
});
}
});
</script>
<!-- Loading Dialog Script -->
<script>
document.addEventListener("DOMContentLoaded", function () {
let loadL10nSplashScreen = function () {
console.debug("The browser is set to " + navigator.language);
let lang = navigator.language;
if (localStorage.languagePreference) {
console.debug(
"Music Blocks is set to " + localStorage.languagePreference
);
lang = localStorage.languagePreference;
}
console.debug("Using " + lang);
if (lang === undefined) {
lang = "enUS";
console.debug("Reverting to " + lang);
}
const container = document.getElementById("loading-media");
const content = lang.startsWith("ja")
? `<img src="loading-animation-ja.png" loading="eager" fetchpriority="high" style="width: 70%; height: 90%; object-fit: contain;" alt="Loading animation">`
: `<video loop autoplay muted playsinline fetchpriority="high" style="width: 90%; height: 100%; object-fit: contain;">
<source src="loading-animation.webm" type="video/webm">
<source src="loading-animation.mp4" type="video/mp4">
</video>`;
container.innerHTML = `<div class="media-wrapper" style="width: 100%; aspect-ratio: 16/9; max-height: 500px; display: flex; justify-content: center; align-items: center;">${content}</div>`;
};
loadL10nSplashScreen();
setTimeout(function () {
const loadingText = document.getElementById("loadingText");
const texts = [_("Do, Re, Mi, Fa, Sol, La, Ti, Do"), _("Loading Music Blocks..."), _("Reading Music...")];
let index = 0;
window.intervalId = setInterval(function () {
loadingText.textContent = texts[index];
index = (index + 1) % texts.length;
}, 1500);
}, 3000);
const languageDropdown = document.getElementById("languagedropdown");
if (languageDropdown) {
const langLinks = languageDropdown.querySelectorAll("a");
langLinks.forEach(link => {
link.addEventListener("click", function (e) {
e.preventDefault(); // prevent default <a> behavior
const selectedLang = this.id; // ID corresponds to language code
const currentLang = localStorage.getItem("languagePreference");
if (currentLang !== selectedLang) {
localStorage.setItem("languagePreference", selectedLang);
location.reload(); // automatically reload
}
});
});
}
});
</script>
<script>
(function ($) {
$.fn.fixMe = function () {
return this.each(function () {
let $this = $(this),
$t_fixed;
function init() {
$this.wrap('<div class="container" />');
$t_fixed = $this.clone();
$t_fixed
.find("tbody")
.remove()
.end()
.addClass("fixed")
.insertBefore($this);
resizeFixed();
}
function resizeFixed() {
setTimeout(function () {
$t_fixed.find("th").each(function (index) {
$(this).css(
"width",
$this
.find("th")
.eq(index)
.outerWidth() + "px"
);
});
}, 100);
}
function scrollFixed() {
let offset = $(this).scrollTop(),
tableOffsetTop = $this.offset().top,
tableOffsetBottom =
tableOffsetTop +
$this.height() -
$this.find("thead").height();
if (
offset < tableOffsetTop ||
offset > tableOffsetBottom
) {
$t_fixed.hide();
} else if (
offset >= tableOffsetTop &&
offset <= tableOffsetBottom &&
$t_fixed.is(":hidden")
) {
$t_fixed.show();
}
}
$(window).resize(resizeFixed);
$(window).scroll(scrollFixed);
init();
});
};
jQuery;
$(document).ready(function () {
$("solfa").fixMe();
$(".up").click(function () {
$("html, body").animate(
{
scrollTop: 0
},
2000
);
});
});
});
let isDragging = false;
</script>
<script>
var elem = document.documentElement;
function openFullscreen() {
if (elem.requestFullscreen) {
elem.requestFullscreen();
} else if (elem.webkitRequestFullscreen) {
elem.webkitRequestFullscreen();
} else if (elem.msRequestFullscreen) {
elem.msRequestFullscreen();
} else if (elem.mozRequestFullscreen) {
elem.mozRequestFullscreen();
}
}
function closeFullscreen() {
if (document.exitFullscreen) {
document.exitFullscreen();
} else if (document.webkitExitFullscreen) {
document.webkitExitFullscreen();
} else if (document.msExitFullscreen) {
document.msExitFullscreen();
} else if (document.mozExitFullscreen) {
document.mozExitFullscreen();
}
}
function setIcon() {
var iconCode = document.querySelector('#FullScrIcon');
// Determine fullscreen state using the browser fullscreen API
// instead of relying on a manual counter. This keeps the icon
// in sync when fullscreen is exited via ESC or browser controls.
var isFullscreen =
document.fullscreenElement ||
document.webkitFullscreenElement ||
document.mozFullScreenElement ||
document.msFullscreenElement;
if (!isFullscreen) {
openFullscreen();
iconCode.textContent = '\ue5d1'; // fullscreen_exit icon
} else {
closeFullscreen();
iconCode.textContent = '\ue5d0'; // fullscreen icon
}
}
function handleFullscreenChange() {
var iconCode = document.querySelector('#FullScrIcon');
// Update fullscreen icon based on actual fullscreen state.
// This removes the need for a separate state variable and
// prevents incorrect icon state when fullscreen is toggled
// outside the button (e.g., ESC key).
var isFullscreen =
document.fullscreenElement ||
document.webkitFullscreenElement ||
document.mozFullScreenElement ||
document.msFullscreenElement;
iconCode.textContent = isFullscreen ? '\ue5d1' : '\ue5d0';
}
document.addEventListener('fullscreenchange', handleFullscreenChange);
document.addEventListener('webkitfullscreenchange', handleFullscreenChange);
document.addEventListener('mozfullscreenchange', handleFullscreenChange);
document.addEventListener('MSFullscreenChange', handleFullscreenChange);
</script>
<style>
#installButton.hidden {
display: none !important;
}
</style>
<script>
document.addEventListener('DOMContentLoaded', function () {
let persistentNotification = null;
function showPersistentNotification() {
if (!persistentNotification) {
persistentNotification = document.createElement("div");
persistentNotification.id = "persistentNotification";
persistentNotification.innerHTML = "Play only mode enabled. For full Music Blocks experience, use a larger display.";
document.body.appendChild(persistentNotification);
}
}
function removePersistentNotification() {
if (persistentNotification) {
persistentNotification.remove();
persistentNotification = null;
}
}
function hideElementById(elementId) {
const elem = document.getElementById(elementId);
if (elem) {
elem.style.display = "none";
}
}
function showElementById(elementId) {
const elem = document.getElementById(elementId);
if (elem) {
elem.style.display = "";
}
}
function togglePlayOnlyMode() {
const isSmallScreen = (window.innerWidth < 768) || (window.innerHeight < 600);
const body = document.body;
const homeButton = document.getElementById("Home [HOME]");
const buttonContainer = document.getElementById("buttoncontainerBOTTOM");
if (isSmallScreen) {
// Enable play-only mode
body.classList.add("play-only");
showPersistentNotification();
// Hide certain elements
hideElementById("Show/hide blocks");
hideElementById("Expand/collapse blocks");
hideElementById("Decrease block size");
hideElementById("Increase block size");
hideElementById("grid");
hideElementById("palette");
} else {
// Disable play-only mode
body.classList.remove("play-only");
removePersistentNotification();
showElementById("Show/hide blocks");
showElementById("Expand/collapse blocks");
showElementById("Decrease block size");
showElementById("Increase block size");
showElementById("grid");
showElementById("palette");
}
}
togglePlayOnlyMode();
window.addEventListener("resize", togglePlayOnlyMode);
});
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function setAppHeight() {
const vh = window.innerHeight * 0.01;
document.documentElement.style.setProperty('--vh', `${vh}px`);
}
window.addEventListener('resize', setAppHeight);
document.addEventListener('fullscreenchange', setAppHeight);
setAppHeight();
})();
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function resizeCanvasesToScreen() {
const canvases = document.querySelectorAll("canvas");
const width = window.innerWidth;
const height = window.innerHeight;
canvases.forEach(c => {
c.width = width;
c.height = height;
c.style.width = "100%";
c.style.height = "100%";
});
}
window.addEventListener("resize", resizeCanvasesToScreen);
document.addEventListener("fullscreenchange", resizeCanvasesToScreen);
setTimeout(resizeCanvasesToScreen, 150);
})();
</script>
</body>
</html>