first commit

This commit is contained in:
Artem Anufrij
2026-10-07 18:56:27 +02:00
commit 2a8a60b725
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<script setup>
import { ref, onBeforeUnmount } from "vue";
import { FontAwesomeIcon } from "@fortawesome/vue-fontawesome";
import { faMinus, faPlus, faPlay, faStop, faTrash, faArrowDown } from "@fortawesome/free-solid-svg-icons";
const MIN_BPM = 20;
const MAX_BPM = 300;
const STORAGE_KEY = "ClickPresets"
// Reaktiver Zustand (für die UI)
const bpm = ref(120);
const isRunning = ref(false);
// Nicht-reaktiver Zustand (reine Audio-Logik)
let audioContext = null;
let clickBuffer = null;
let nextNoteTime = 0;
let timerID = null;
const presets = ref(loadPresets());
let selectedPreset = null;
// Wie weit im Voraus Audio geplant wird
const scheduleAheadTime = 0.1; // 100 ms
// Wie häufig wir nach neuen Events schauen
const lookahead = 25; // ms
function clampBpm() {
if (!Number.isFinite(bpm.value)) {
bpm.value = 120;
}
bpm.value = Math.min(MAX_BPM, Math.max(MIN_BPM, Math.round(bpm.value)));
}
function changeBpm(delta) {
bpm.value = (Number.isFinite(bpm.value) ? bpm.value : 120) + delta;
clampBpm();
selectedPreset = null;
}
async function loadClickSound() {
const response = await fetch("/click.wav");
if (!response.ok) {
throw new Error(`click.wav konnte nicht geladen werden (${response.status})`);
}
const arrayBuffer = await response.arrayBuffer();
clickBuffer = await audioContext.decodeAudioData(arrayBuffer);
}
function playClick(time) {
const source = audioContext.createBufferSource();
source.buffer = clickBuffer;
source.connect(audioContext.destination);
source.start(time);
}
function scheduleNote() {
const secondsPerBeat = 60 / bpm.value;
playClick(nextNoteTime);
nextNoteTime += secondsPerBeat;
}
function scheduler() {
while (nextNoteTime < audioContext.currentTime + scheduleAheadTime) {
scheduleNote();
}
if (isRunning.value) {
timerID = setTimeout(scheduler, lookahead);
}
}
async function start() {
if (isRunning.value) return;
clampBpm();
try {
// AudioContext erst durch User-Interaktion starten
if (!audioContext) {
audioContext = new AudioContext();
}
if (!clickBuffer) {
await loadClickSound();
}
if (audioContext.state === "suspended") {
await audioContext.resume();
}
} catch (error) {
console.error("Metronom konnte nicht gestartet werden:", error);
return;
}
isRunning.value = true;
// Erster Klick sehr kurz in der Zukunft
nextNoteTime = audioContext.currentTime + 0.05;
scheduler();
}
function stop() {
isRunning.value = false;
if (timerID !== null) {
clearTimeout(timerID);
timerID = null;
}
}
onBeforeUnmount(() => {
stop();
if (audioContext) {
audioContext.close();
audioContext = null;
}
});
//PRESETS
function loadPresets() {
try {
const raw = localStorage.getItem(STORAGE_KEY);
return raw ? JSON.parse(raw) : [];
} catch (error) {
console.error("Presets could not be loaded:", error);
return [];
}
}
function addPreset() {
const nextId = Math.max(0, ...presets.value.map(p => p.id)) + 1;
const preset = { tempo: bpm.value, id: nextId };
presets.value.push(preset);
localStorage.setItem(STORAGE_KEY, JSON.stringify(presets.value));
}
function deletePreset() {
presets.value = presets.value.filter(f => f.id != selectedPreset.id);
localStorage.setItem(STORAGE_KEY, JSON.stringify(presets.value));
stop();
selectedPreset = null;
}
function startPreset(preset) {
selectedPreset = preset;
bpm.value = preset.tempo;
stop();
start();
}
</script>
<template>
<header>
<div id="controls">
<h1>Speed</h1>
<div id="speedControls">
<button id="speedDown" class="thinButton" @click="changeBpm(-1)">
<font-awesome-icon :icon="faMinus" size="xl" />
</button>
<input id="bpm" type="number" v-model.number="bpm" :min="MIN_BPM" :max="MAX_BPM" @change="clampBpm">
<button id="speedUp" class="thinButton" @click="changeBpm(1)">
<font-awesome-icon :icon="faPlus" size="xl" />
</button>
</div>
<div id="presetsControls">
<button id="deletePreset" :disabled="selectedPreset === null" style="background: var(--red)" class="presetsControl" @click="deletePreset">
<font-awesome-icon :icon="faTrash" size="xl" />
</button>
<div id="playControls">
<button id="start" :hidden="isRunning" @click="start">
<font-awesome-icon :icon="faPlay" size="xl" />
</button>
<button id="stop" :hidden="!isRunning" @click="stop">
<font-awesome-icon :icon="faStop" size="xl" />
</button>
</div>
<button id="addPreset" style="background: var(--blue)" class="presetsControl" @click="addPreset">
<font-awesome-icon :icon="faArrowDown" size="xl" />
</button>
</div>
</div>
</header>
<main>
<hr>
<div id="presets">
<h1>Presets</h1>
<div id="presetsItems">
<div v-for="preset in presets" :key="preset.id" class="presetItem" :class="{ selected: selectedPreset === preset }" @click="startPreset(preset)">
<h2>{{ preset.tempo }}</h2>
BPM
</div>
</div>
</div>
</main>
</template>
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/* color palette from <https://github.com/vuejs/theme> */
:root {
--white: #fcfcfc;
--background: #eff0f1;
--dark: #31363b;
--dark90: #31363be0;
--dark75: #31363bb0;
--dark50: #31363b80;
--dark25: #31363b40;
--shadow: #23262940;
--glow: #eff0f180;
--light-gray: #d9dfe3;
--dim-gray: #bdc3c7;
--dark-gray: #7f8c8d;
--neutral-gray: #606060;
--primary: #3daee9;
--secondary: #bdc3c7;
--selected: #3daee9;
--selected50: #3daee980;
--selected25: #3daee940;
--gray: #4d4d4d;
--gray25: #4d4d4d40;
--red: #da4453;
--red25: #da445340;
--red50: #da445380;
--orange: #f47750;
--orange25: #f4775040;
--yellow: #fdbc4b;
--yellow25: #fdbc4b40;
--yellow50: #fdbc4b80;
--green: #2ecc71;
--green25: #2ecc7140;
--blue: #1d99f3;
--blue25: #1d99f340;
--success: #1cdc9a;
--success25: #1cdc9a40;
--danger: #ed1515;
--danger25: #ed151540;
--danger50: #ed151580;
--indigo: #8e44ad;
--indigo25: #8e44ad40;
--info: #3daee9;
--info25: #3daee940;
--nav: var(--background);
--nav-button-hover: var(--light-gray);
--nav-button-selected: var(--dark);
--nav-secondary: var(--neutral-gray);
--nav-secondary-button-hover: var(--gray);
--dark-border: var(--dark-gray);
--light-border: var(--light-gray);
--focused-border: var(--gray);
--button-hover: var(--background);
}
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<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 261.76 226.69"><path d="M161.096.001l-30.225 52.351L100.647.001H-.005l130.877 226.688L261.749.001z" fill="#41b883"/><path d="M161.096.001l-30.225 52.351L100.647.001H52.346l78.526 136.01L209.398.001z" fill="#34495e"/></svg>

After

Width:  |  Height:  |  Size: 276 B

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@import './base.css';
html,
body {
touch-action: manipulation;
}
body,
textarea,
input,
pre {
margin: 0;
font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
body,
button,
a,
label {
color: var(--dark);
}
input,
button {
border-radius: 8px;
border: 0;
text-align: center;
}
button.thinButton {
width: 56px;
}
button#start,
button#stop {
width: 128px;
padding: 24px;
margin: 16px;
}
button#start {
background: var(--green);
}
button#stop {
background: var(--orange);
}
#controls,
#presets {
display: flex;
flex-direction: column;
align-items: center;
}
#speedControls {
display: flex;
}
#bpm {
font-size: 32pt;
width: 140px;
}
#presetsControls {
display: flex;
align-items: center;
width: 100%;
}
#playControls {
flex-grow: 1;
text-align: center;
}
.presetsControl {
width: 48px;
height: 48px;
margin: 16px;
}
.presetsControl:disabled {
opacity: 0.25;
}
#presetsItems {
display: flex;
justify-content: center;
align-self: center;
flex-wrap: wrap;
}
.presetItem {
min-width: 86px;
border-width: 1px;
border-color: var(--light-gray);
border-style: solid;
border-radius: 4px;
margin: 4px;
padding: 4px;
text-align: center;
}
.presetItem.selected {
background-color: var(--primary);
}
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
-webkit-appearance: none;
margin: 0;
}
input[type="number"] {
-moz-appearance: textfield;
appearance: textfield;
}
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<template>
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor">
<path
d="M15 4a1 1 0 1 0 0 2V4zm0 11v-1a1 1 0 0 0-1 1h1zm0 4l-.707.707A1 1 0 0 0 16 19h-1zm-4-4l.707-.707A1 1 0 0 0 11 14v1zm-4.707-1.293a1 1 0 0 0-1.414 1.414l1.414-1.414zm-.707.707l-.707-.707.707.707zM9 11v-1a1 1 0 0 0-.707.293L9 11zm-4 0h1a1 1 0 0 0-1-1v1zm0 4H4a1 1 0 0 0 1.707.707L5 15zm10-9h2V4h-2v2zm2 0a1 1 0 0 1 1 1h2a3 3 0 0 0-3-3v2zm1 1v6h2V7h-2zm0 6a1 1 0 0 1-1 1v2a3 3 0 0 0 3-3h-2zm-1 1h-2v2h2v-2zm-3 1v4h2v-4h-2zm1.707 3.293l-4-4-1.414 1.414 4 4 1.414-1.414zM11 14H7v2h4v-2zm-4 0c-.276 0-.525-.111-.707-.293l-1.414 1.414C5.42 15.663 6.172 16 7 16v-2zm-.707 1.121l3.414-3.414-1.414-1.414-3.414 3.414 1.414 1.414zM9 12h4v-2H9v2zm4 0a3 3 0 0 0 3-3h-2a1 1 0 0 1-1 1v2zm3-3V3h-2v6h2zm0-6a3 3 0 0 0-3-3v2a1 1 0 0 1 1 1h2zm-3-3H3v2h10V0zM3 0a3 3 0 0 0-3 3h2a1 1 0 0 1 1-1V0zM0 3v6h2V3H0zm0 6a3 3 0 0 0 3 3v-2a1 1 0 0 1-1-1H0zm3 3h2v-2H3v2zm1-1v4h2v-4H4zm1.707 4.707l.586-.586-1.414-1.414-.586.586 1.414 1.414z"
/>
</svg>
</template>
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<template>
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="17" fill="currentColor">
<path
d="M11 2.253a1 1 0 1 0-2 0h2zm-2 13a1 1 0 1 0 2 0H9zm.447-12.167a1 1 0 1 0 1.107-1.666L9.447 3.086zM1 2.253L.447 1.42A1 1 0 0 0 0 2.253h1zm0 13H0a1 1 0 0 0 1.553.833L1 15.253zm8.447.833a1 1 0 1 0 1.107-1.666l-1.107 1.666zm0-14.666a1 1 0 1 0 1.107 1.666L9.447 1.42zM19 2.253h1a1 1 0 0 0-.447-.833L19 2.253zm0 13l-.553.833A1 1 0 0 0 20 15.253h-1zm-9.553-.833a1 1 0 1 0 1.107 1.666L9.447 14.42zM9 2.253v13h2v-13H9zm1.553-.833C9.203.523 7.42 0 5.5 0v2c1.572 0 2.961.431 3.947 1.086l1.107-1.666zM5.5 0C3.58 0 1.797.523.447 1.42l1.107 1.666C2.539 2.431 3.928 2 5.5 2V0zM0 2.253v13h2v-13H0zm1.553 13.833C2.539 15.431 3.928 15 5.5 15v-2c-1.92 0-3.703.523-5.053 1.42l1.107 1.666zM5.5 15c1.572 0 2.961.431 3.947 1.086l1.107-1.666C9.203 13.523 7.42 13 5.5 13v2zm5.053-11.914C11.539 2.431 12.928 2 14.5 2V0c-1.92 0-3.703.523-5.053 1.42l1.107 1.666zM14.5 2c1.573 0 2.961.431 3.947 1.086l1.107-1.666C18.203.523 16.421 0 14.5 0v2zm3.5.253v13h2v-13h-2zm1.553 12.167C18.203 13.523 16.421 13 14.5 13v2c1.573 0 2.961.431 3.947 1.086l1.107-1.666zM14.5 13c-1.92 0-3.703.523-5.053 1.42l1.107 1.666C11.539 15.431 12.928 15 14.5 15v-2z"
/>
</svg>
</template>
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<template>
<svg xmlns="http://www.w3.org/2000/svg" width="18" height="20" fill="currentColor">
<path
d="M11.447 8.894a1 1 0 1 0-.894-1.789l.894 1.789zm-2.894-.789a1 1 0 1 0 .894 1.789l-.894-1.789zm0 1.789a1 1 0 1 0 .894-1.789l-.894 1.789zM7.447 7.106a1 1 0 1 0-.894 1.789l.894-1.789zM10 9a1 1 0 1 0-2 0h2zm-2 2.5a1 1 0 1 0 2 0H8zm9.447-5.606a1 1 0 1 0-.894-1.789l.894 1.789zm-2.894-.789a1 1 0 1 0 .894 1.789l-.894-1.789zm2 .789a1 1 0 1 0 .894-1.789l-.894 1.789zm-1.106-2.789a1 1 0 1 0-.894 1.789l.894-1.789zM18 5a1 1 0 1 0-2 0h2zm-2 2.5a1 1 0 1 0 2 0h-2zm-5.447-4.606a1 1 0 1 0 .894-1.789l-.894 1.789zM9 1l.447-.894a1 1 0 0 0-.894 0L9 1zm-2.447.106a1 1 0 1 0 .894 1.789l-.894-1.789zm-6 3a1 1 0 1 0 .894 1.789L.553 4.106zm2.894.789a1 1 0 1 0-.894-1.789l.894 1.789zm-2-.789a1 1 0 1 0-.894 1.789l.894-1.789zm1.106 2.789a1 1 0 1 0 .894-1.789l-.894 1.789zM2 5a1 1 0 1 0-2 0h2zM0 7.5a1 1 0 1 0 2 0H0zm8.553 12.394a1 1 0 1 0 .894-1.789l-.894 1.789zm-1.106-2.789a1 1 0 1 0-.894 1.789l.894-1.789zm1.106 1a1 1 0 1 0 .894 1.789l-.894-1.789zm2.894.789a1 1 0 1 0-.894-1.789l.894 1.789zM8 19a1 1 0 1 0 2 0H8zm2-2.5a1 1 0 1 0-2 0h2zm-7.447.394a1 1 0 1 0 .894-1.789l-.894 1.789zM1 15H0a1 1 0 0 0 .553.894L1 15zm1-2.5a1 1 0 1 0-2 0h2zm12.553 2.606a1 1 0 1 0 .894 1.789l-.894-1.789zM17 15l.447.894A1 1 0 0 0 18 15h-1zm1-2.5a1 1 0 1 0-2 0h2zm-7.447-5.394l-2 1 .894 1.789 2-1-.894-1.789zm-1.106 1l-2-1-.894 1.789 2 1 .894-1.789zM8 9v2.5h2V9H8zm8.553-4.894l-2 1 .894 1.789 2-1-.894-1.789zm.894 0l-2-1-.894 1.789 2 1 .894-1.789zM16 5v2.5h2V5h-2zm-4.553-3.894l-2-1-.894 1.789 2 1 .894-1.789zm-2.894-1l-2 1 .894 1.789 2-1L8.553.106zM1.447 5.894l2-1-.894-1.789-2 1 .894 1.789zm-.894 0l2 1 .894-1.789-2-1-.894 1.789zM0 5v2.5h2V5H0zm9.447 13.106l-2-1-.894 1.789 2 1 .894-1.789zm0 1.789l2-1-.894-1.789-2 1 .894 1.789zM10 19v-2.5H8V19h2zm-6.553-3.894l-2-1-.894 1.789 2 1 .894-1.789zM2 15v-2.5H0V15h2zm13.447 1.894l2-1-.894-1.789-2 1 .894 1.789zM18 15v-2.5h-2V15h2z"
/>
</svg>
</template>
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<template>
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor">
<path
d="M10 3.22l-.61-.6a5.5 5.5 0 0 0-7.666.105 5.5 5.5 0 0 0-.114 7.665L10 18.78l8.39-8.4a5.5 5.5 0 0 0-.114-7.665 5.5 5.5 0 0 0-7.666-.105l-.61.61z"
/>
</svg>
</template>
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<!-- This icon is from <https://github.com/Templarian/MaterialDesign>, distributed under Apache 2.0 (https://www.apache.org/licenses/LICENSE-2.0) license-->
<template>
<svg
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink"
aria-hidden="true"
role="img"
class="iconify iconify--mdi"
width="24"
height="24"
preserveAspectRatio="xMidYMid meet"
viewBox="0 0 24 24"
>
<path
d="M20 18v-4h-3v1h-2v-1H9v1H7v-1H4v4h16M6.33 8l-1.74 4H7v-1h2v1h6v-1h2v1h2.41l-1.74-4H6.33M9 5v1h6V5H9m12.84 7.61c.1.22.16.48.16.8V18c0 .53-.21 1-.6 1.41c-.4.4-.85.59-1.4.59H4c-.55 0-1-.19-1.4-.59C2.21 19 2 18.53 2 18v-4.59c0-.32.06-.58.16-.8L4.5 7.22C4.84 6.41 5.45 6 6.33 6H7V5c0-.55.18-1 .57-1.41C7.96 3.2 8.44 3 9 3h6c.56 0 1.04.2 1.43.59c.39.41.57.86.57 1.41v1h.67c.88 0 1.49.41 1.83 1.22l2.34 5.39z"
fill="currentColor"
></path>
</svg>
</template>
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import './assets/main.css'
import { createApp } from 'vue'
import App from './App.vue'
import { library } from '@fortawesome/fontawesome-svg-core'
import { FontAwesomeIcon } from '@fortawesome/vue-fontawesome'
import { faMinus, faPlus, faPlay, faStop, faTrash } from '@fortawesome/free-solid-svg-icons'
library.add(faMinus, faPlus, faPlay, faStop, faTrash)
createApp(App).component('font-awesome-icon', FontAwesomeIcon).mount('#app')