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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Pianco online</title>
<meta
name="description"
content="Virtual piano - with multiplayer. Play just for fun or cooperate with friends. Connect your digital piano via MIDI and show your skill to others online!"
/>
<meta name="theme-color" content="#212121"/>
<link rel="canonical" href="https://pian.co/" />
<link rel="apple-touch-icon" href="/img/logo-192.png">
<link rel="icon" href="/img/logo.svg">
<link rel='manifest' href='/manifest.json'>
<!-- <link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🎹</text></svg>"> -->
<!-- fonts -->
<link rel="preload" fetchpriority="high" href="/font/Bravura.woff2" as="font" type="font/woff2" crossorigin />
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Baloo+2&display=swap">
<!-- Sentry -->
<script
src="https://browser.sentry-cdn.com/7.34.0/bundle.min.js"
integrity="sha384-VbKYDKfqD/Ot8dcfLdRuwWu7DcsQt0X19E5IlKO4n/VMcYrBaLWebQIOFpsJYO9N"
crossorigin="anonymous"
></script>
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-21351225-3"></script>
<script>
window.dataLayer = window.dataLayer || []
function gtag(){dataLayer.push(arguments)}
gtag('js', new Date())
gtag('config', 'UA-21351225-3')
</script>
<script>
if ('serviceWorker' in window.navigator && window.location.origin === 'https://pian.co') {
window.navigator.serviceWorker.register('/service-worker.js')
}
</script>
<link rel="stylesheet" href="/css/main.css" />
<script defer src="https://cdn.jsdelivr.net/npm/vue/dist/vue.min.js"></script>
<script defer src="https://cdn.jsdelivr.net/npm/vue-tippy/dist/vue-tippy.min.js"></script>
<script defer src="https://cdnjs.cloudflare.com/ajax/libs/tone/14.7.77/Tone.js"></script>
<script defer type="module" src="js/main.js"></script>
<script src="https://code.iconify.design/1/1.0.6/iconify.min.js"></script>
<script type="text/x-template" id="prompt-template">
<section class="modal-mask" @keypress.esc="$emit('submit', null)" @click="$emit('submit', null)">
<div class="modal" @click.stop>
<div class="modal-header">
<slot name="header"></slot>
</div>
<form class="modal-content" @submit="$emit('submit', value, $event)">
<label for="prompt">
<slot></slot>
</label>
<input
class="prompt"
id="prompt"
type="text"
autocomplete="off"
size="12"
ref="input"
:maxlength="singleChar ? 3 : 24"
v-model:value="value"
@keydown.esc="$emit('submit', null)"
@keyup.stop
@keydown.stop
>
<button type="submit"><slot name="ok">OK</slot></button>
</form>
</div>
</section>
</script>
</head>
<body id="app">
<div class="back-background"></div>
<div class="background">
<div class="_smoke"></div>
<div class="_smoke"></div>
<div class="_smoke"></div>
<div class="_smoke"></div>
<div class="_smoke"></div>
<div class="_smoke"></div>
<div class="_smoke"></div>
<div class="_smoke"></div>
</div>
<header class="bar">
<div>
<a id="home-link" href="/">
<h1 id="logo">Pianco</h1>
</a>
</div>
<div>
<div>
<button id="toggle-score" title="show staff" aria-label="toggle show staff">
<span class="iconify" data-icon="mdi-music-clef-treble"></span>
</button>
<button id="toggle-qwerty" hidden title="show keyboard mapping" aria-label="toggle show keyboard mapping">
<span class="iconify" data-icon="mdi-keyboard-outline"></span>
</button>
<button id="toggle-labels" title="show note labels" aria-label="toggle show note labels">
<span class="iconify" data-icon="mdi-label-outline"></span>
</button>
<button id="toggle-velocity" title="show velocity" aria-label="toggle show velocity">
<span class="iconify" data-icon="mdi-glass-stange"></span>
</button>
</div>
<div>
<button id="toggle-cinema" title="cinema mode" aria-label="enter cinema mode">
<span class="iconify" data-icon="mdi-television-clean"></span>
</button>
</div>
</div>
</header>
<div class="content">
<div class="chat-sidebar"></div>
<div class="main-content">
<div class="info-row"> <!-- info row -->
<div class="staff-paper">
<div class="staffs">
<div class="staff treble" hidden>
<span><i>𝄞</i>𝄚𝄚𝄚𝄚𝄚𝄚𝄚𝄚𝄚</span>
<span>𝅗</span>
</div>
<div class="staff bass" hidden>
<span><i>𝄢</i>𝄚𝄚𝄚𝄚𝄚𝄚𝄚𝄚𝄚</span>
<span>𝅗</span>
</div>
</div>
<div class="chord-info">
<b id="chord-name"></b>
</div>
</div>
</div> <!-- end info row -->
<div class="keyboard letters"> <!-- piano row -->
<div class="pianoroll"></div>
<div class="top-keys"></div>
<div class="bottom-keys"></div>
<div class="hint" hidden>
<button tabindex="-1" data-note="C">A</button>
<button tabindex="-1" data-note="C#">W</button>
<button tabindex="-1" data-note="D">S</button>
<button tabindex="-1" data-note="D#">E</button>
<button tabindex="-1" data-note="E">D</button>
<button tabindex="-1" data-note="F">F</button>
<button tabindex="-1" data-note="F#">T</button>
<button tabindex="-1" data-note="G">G</button>
<button tabindex="-1" data-note="G#">Y</button>
<button tabindex="-1" data-note="A">H</button>
<button tabindex="-1" data-note="A#">U</button>
<button tabindex="-1" data-note="B">J</button>
<button tabindex="-1" data-note="C">K</button>
<button tabindex="-1" data-note="C#">O</button>
<button tabindex="-1" data-note="D">L</button>
<button tabindex="-1" data-note="D#">P</button>
<button tabindex="-1" data-note="E">;</button>
<button tabindex="-1" data-note="F">'</button>
</div>
</div> <!-- end piano row -->
<div class="bar tool-bar"> <!-- tool bar row -->
<div id="instrument-app" class="tool-bar" v-cloak>
<div v-if="midiEnabled && isFramed" class="midi-status-icon" v-tippy :content="midiTooltip" >
<span class="iconify" data-icon="mdi-midi"></span>
</div>
<div>
<button v-if="!isFramed" id="midi" v-tippy :content="midiTooltip" :aria-label="midiTooltip">
<span class="iconify" data-icon="mdi-midi"></span>
</button>
<label id="instrument-label" for="instrument" v-tippy :content="`out: ${instrument}`"
@keyup.enter.space="changeInstrument"
>
<span>
<span v-if="instrument.includes('piano')" class="iconify" data-icon="mdi-piano"></span>
<span v-else-if="instrument === 'midiout'" class="iconify" data-icon="mdi-midi"></span>
<span v-else-if="instrument === 'none'" class="iconify" data-icon="mdi-dots-horizontal"></span>
<span v-else class="iconify" data-icon="mdi-music-note"></span>
</span>
<select id="instrument" name="instrument" hidden v-model="instrument" @click="changeInstrument">
<!-- <option value="sampledPiano"> piano</option>
<option value="midiout" :hidden="!midiEnabled">MIDI out</option>
<option value="none" selected hidden>...</option> -->
</select>
</label>
<label class="volume-label" title="volume" @wheel="scrollVolume" tabindex="0"
@keyup.enter.space="toggleMute"
>
<span class="volume-icon" id="mute-span" @click="toggleMute">
<span class="iconify" data-icon="mdi-volume-mute" v-if="muted" ></span>
<span class="iconify" data-icon="mdi-volume-high" v-else-if="volume > 65" ></span>
<span class="iconify" data-icon="mdi-volume-medium" v-else-if="volume > 30" ></span>
<span class="iconify" data-icon="mdi-volume-low" v-else ></span>
</span>
<input
id="volume"
type="range"
class="volume"
:min="minVolume" :max="maxVolume" :step="stepVolume"
v-model.number="volume"
:disabled="muted"
tabindex="-1"
/>
</label>
</div>
</div>
<div id="arrows-app">
<button id="go-down" title="shift left" aria-label="shift octave down">
<span class="iconify" data-icon="mdi-chevron-left"></span>
</button>
<button id="go-mid" title="shift to middle" aria-label="return to mid octave">
<span class="iconify" data-icon="mdi-chevron-up"></span>
</button>
<button id="go-up" title="shift right" aria-label="=shift octave up">
<span class="iconify" data-icon="mdi-chevron-right"></span>
</button>
</div>
<div id="recorder-app" v-cloak>
<div
v-if="visible"
:class="{ isRecording, isPlaying }"
>
<button @click="toggleRecord"
v-tippy :content="(isRecording || isPlaying) ? 'stop' : 'record'"
:aria-label="(isRecording || isPlaying) ? 'stop' : 'record'"
>
<span v-if="!isRecording && !isPlaying" class="iconify" data-icon="mdi-record"></span>
<span v-if="isRecording || isPlaying" class="iconify" data-icon="mdi-stop"></span>
</button>
<button @click="togglePlay"
v-tippy :content="!isPlaying ? 'replay' : 'pause'"
:aria-label="!isPlaying ? 'replay' : 'pause'"
>
<span v-if="!isPlaying" class="iconify" data-icon="mdi-play"></span>
<span v-if="isPlaying" class="iconify" data-icon="mdi-pause"></span>
</button>
</div>
</div>
</div> <!-- end toolbar row -->
</div>
</div>
<footer class="bar" id="networking-app" v-cloak>
<div>
<div class="reacter" v-show="showReacter && gid !== OFFLINE_GID">
<span
v-for="(label, symbol) of {
...defaultEmojis,
'': '',
...lastEmojisMap,
}"
:content="label"
v-tippy="label ? { placement : 'right', arrow: true } : false"
:tabindex="showReacter ? 0 : -1"
:disabled="!!reactions[uid]"
@click="react(symbol)"
:class="!symbol ? 'sep': ''"
>
{{symbol}}
</span>
<span
content="custom"
v-tippy="{ placement : 'right', arrow: true }"
tabindex="-1"
:disabled="!!reactions[uid]"
@click="react()"
>
<span class="iconify" data-icon="mdi-dots-horizontal"></span>
</span>
</div>
<div v-if="gid !== OFFLINE_GID">
<button content="react" v-tippy @click="toggleReacter()" aria-label="make raction">
<span class="iconify" data-icon="mdi-chat"></span>
</button>
</div>
<div>
<button v-if="!isOnline" content="disconnected" v-tippy tabindex="-1" >
<span class="iconify" data-icon="mdi-close-network"></span>
</button>
<label
v-if="isOnline"
v-for="u of users"
:key="u.name"
>
<button
@click="userClick(u.id, $event)"
:content="u.name" v-tippy
:aria-label="`${u.isMuted ? 'un': ''}mute ${u.name}`"
>
<span class="user-flags">
<!-- left -->
<span class="iconify flag self-muted" data-icon="mdi-microphone-off" v-if="u.isMe && u.isMuted"></span>
<span class="iconify flag mic" data-icon="mdi-microphone" v-if="u.hasMic"></span>
<!-- right -->
<span class="iconify flag muted" data-icon="mdi-volume-mute" v-if="!u.isMe && u.isMuted"></span>
<span class="iconify flag mod" data-icon="mdi-tie" v-else-if="u.isMod && u.avatar"></span>
<!-- bottom -->
<span class="iconify flag self" data-icon="mdi-dots-horizontal" v-if="u.id === uid"></span>
</span>
<span
v-if="!u.avatar"
class="user-icon"
:style="{'--color': userColor(u.id)}"
:data-uid="u.id"
>
<span class="iconify" data-icon="mdi-account-tie" v-if="u.id===0"></span>
<span class="iconify" data-icon="mdi-account-tie" v-else-if="u.isMod"></span>
<span class="iconify" data-icon="mdi-account" v-else ></span>
</span>
<span
v-if="u.avatar"
class="user-avatar"
:data-uid="u.id"
>
<img :src="u.avatar" width="20px" height="24px" />
</span>
<span v-if="reactions[u.id]" class="reaction">{{reactions[u.id]}}</span>
</button>
</label>
</div>
</div>
<div id="tabs" class="tabs">
<button
class="notab"
v-tippy content="share room link"
aria-label="share room link"
@click="showShareLink = true && !copied"
:disabled="myRooms.length >= 10"
>
<span
v-if="!copied"
class="iconify"
data-icon="mdi-link"
></span>
<span
v-else
class="iconify"
data-icon="mdi-clipboard-check-outline"
></span>
</button>
<button
:class="gid === 0 ? 'on' : ''"
v-tippy content="main room"
aria-label="main room"
@click="changeRoom(0)"
:data-user-dots="dotsOfRoom(0)"
>
<span class="iconify" data-icon="mdi-globe"></span>
</button>
<button
v-for="room of myRooms"
:key="room"
:class="gid === room ? 'on' : ''"
v-tippy :content="labelOfRoom(room)"
:aria-label="labelOfRoom(room)"
@click="changeRoom(room)"
:data-user-dots="dotsOfRoom(room)"
>
<span class="iconify" :data-icon="iconOfRoom(room)"></span>
<span
v-if="room !== gid && (myRooms.length >= 10 || !dotsOfRoom(room))"
class="close"
@click="removeRoom(room)"
>
×
</span>
</button>
<button
:class="gid === OFFLINE_GID ? 'on' : ''"
v-tippy content="offline room"
aria-label="go to offline room"
@click="changeRoom(-1)"
>
<span class="iconify" data-icon="mdi-lock"></span>
</button>
<button
class="notab"
v-tippy :content="myRooms.length >= 10 ? 'limit reached' : 'new empty room'"
aria-label="go to empty room"
@click="goToEmptyRoom()"
:disabled="myRooms.length >= 10"
>
<span class="iconify" data-icon="mdi-plus-thick"></span>
</button>
</div>
<prompt v-if="showRename" @submit="userRename" :val="showRename">
Your name
</prompt>
<prompt v-if="showCustomEmoji" @submit="react" :val="showCustomEmoji" single-char>
Insert custom emoji
</prompt>
<prompt v-if="showShareLink" @submit="copyUrl" :val="window.location.href">
Room link
<template v-slot:ok>copy</template>
</prompt>
<div id="links">
<span class="copy">
© <a href="https://draho.cz/" rel="me">draho.cz</a>
<!--  | 
<a href="#about">about</a>
</span> -->
</div>
</footer>
<div class="cinema-bar">
<button id="fullscreen" title="toggle fullscreen" data-placement="bottom">
<span class="iconify" data-icon="mdi-fullscreen" ></span>
<span class="iconify" data-icon="mdi-fullscreen-exit" hidden ></span>
</button>
<button id="cinema-off" title="close cinema mode" data-placement="bottom">
<span class="iconify" data-icon="mdi-close"></span>
</button>
</div>
<script> // render keyboard (moved from main, to speed up LCP)
const allNotes = []
allNotes.push("A0","A#0","B0")
;[1,2,3,4,5,6,7].forEach(octave => {
"CDEFGAB".split('').forEach(letter => {
allNotes.push(`${letter}${octave}`)
if (letter !== 'E' && letter !== 'B') {
allNotes.push(`${letter}#${octave}`)
}
})
})
allNotes.push('C8')
// create keys
const keyboard = document.querySelector('.keyboard')
const pianoroll = document.querySelector('.pianoroll')
const noteToLabel = (note) => {
if (note.includes('#')) {
const [ A, _, octave ] = note.split('')
const aSharp = A + '♯'
const B = A === 'G' ? 'A' : String.fromCharCode(A.charCodeAt(0)+1)
const bFlat = B + '♭'
return `<span>${aSharp}<sub>${octave}</sub></span></br><span>${bFlat}<sub>${octave}</sub></span>`
} else {
const [ letter, octave ] = note.split('')
return letter + `<sub>${octave}</sub>`
}
}
allNotes.forEach((note, i, { length }) => {
const key = document.createElement('button')
key.dataset.note = note
key.innerHTML = note.replace(/([A-G])(#?)(\d)/g, (note, n, s, i) =>
`<span>${noteToLabel(note)}</span>`
)
key.tabIndex = -1
keyboard.querySelector('.top-keys').appendChild(key)
const hue = 360*((i-3)/(12))
key.style.setProperty('--key-hue', hue)
if (!note.includes('#')) {
const wideKey = key.cloneNode(true)
keyboard.querySelector('.bottom-keys').appendChild(wideKey)
}
const column = document.createElement('div')
column.dataset.note = note
column.style.setProperty('--key-hue', hue)
pianoroll.appendChild(column)
})
// init staff
const staffBoxes = [...document.querySelectorAll('.staff')]
const notes = [
[
'C4', 'D4', 'E4', 'F4', 'G4', 'A4', 'B4',
'C5', 'D5', 'E5', 'F5', 'G5', 'A5', 'B5',
'C6',
],
[
'C2', 'D2', 'E2', 'F2', 'G2', 'A2', 'B2',
'C3', 'D3', 'E3', 'F3', 'G3', 'A3', 'B3',
'C4',
],
]
staffBoxes.forEach((staffBox, j) => {
const wholeNote = [...staffBox.children].pop()
notes[j].forEach((ch, i) => {
const hspace = 0.25
const hoffset = 3.6
const vspace = 0.125
const voffset = (j === 0 ? -0.125 : +0.125)
const note = wholeNote.cloneNode(true)
note.dataset.note = ch
note.style.top = (-i+3) * vspace + voffset + 'em'
note.style.right = i * -hspace + hoffset + 'em'
staffBox.appendChild(note)
if (j === 0 ? ch === 'C6' : ch === "C4") return
const sharpNote = wholeNote.cloneNode(true)
sharpNote.innerHTML = `♯ ` + sharpNote.innerText
sharpNote.dataset.note = ch.split('').join('#')
sharpNote.style.top = (-i+3) * vspace + voffset + 'em'
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