Sharkey/packages/frontend/src/components/MkModPlayer.vue
2023-12-23 02:09:23 +01:00

423 lines
9.5 KiB
Vue

<template>
<div v-if="hide" class="mod-player-disabled" @click="toggleVisible()">
<div>
<b><i class="ph-eye ph-bold ph-lg"></i> {{ i18n.ts.sensitive }}</b>
<span>{{ i18n.ts.clickToShow }}</span>
</div>
</div>
<div v-else class="mod-player-enabled">
<div class="pattern-display">
<canvas ref="displayCanvas" class="pattern-canvas"></canvas>
</div>
<div class="controls">
<button class="play" @click="playPause()">
<i v-if="playing" class="ph-pause ph-bold ph-lg"></i>
<i v-else class="ph-play ph-bold ph-lg"></i>
</button>
<button class="stop" @click="stop()">
<i class="ph-stop ph-bold ph-lg"></i>
</button>
<input ref="progress" v-model="position" class="progress" type="range" min="0" max="1" step="0.1" @mousedown="initSeek()" @mouseup="performSeek()"/>
<input v-model="player.context.gain.value" type="range" min="0" max="1" step="0.1"/>
<a class="download" :title="i18n.ts.download" :href="module.url" target="_blank">
<i class="ph-download ph-bold ph-lg"></i>
</a>
</div>
<i class="hide ph-eye-slash ph-bold ph-lg" @click="toggleVisible()"></i>
</div>
</template>
<script lang="ts" setup>
import { ref, nextTick, computed } from 'vue';
import * as Misskey from 'misskey-js';
import { i18n } from '@/i18n.js';
import { defaultStore } from '@/store.js';
import { ChiptuneJsPlayer, ChiptuneJsConfig } from '@/scripts/chiptune2.js';
const CHAR_WIDTH = 6;
const CHAR_HEIGHT = 12;
const ROW_OFFSET_Y = 10;
const colours = {
background: '#000000',
default: {
active: '#ffffff',
inactive: '#808080',
},
quarter: {
active: '#ffff00',
inactive: '#ffe135',
},
instr: {
active: '#80e0ff',
inactive: '#0099cc',
},
volume: {
active: '#80ff80',
inactive: '#008000',
},
fx: {
active: '#ff80e0',
inactive: '#800060',
},
operant: {
active: '#ffe080',
inactive: '#806000',
},
};
const props = defineProps<{
module: Misskey.entities.DriveFile
}>();
const isSensitive = computed(() => { return props.module.isSensitive; });
const url = computed(() => { return props.module.url; });
let hide = ref((defaultStore.state.nsfw === 'force') ? true : isSensitive.value && (defaultStore.state.nsfw !== 'ignore'));
let playing = ref(false);
let displayCanvas = ref<HTMLCanvasElement>();
let progress = ref<HTMLProgressElement>();
let position = ref(0);
const player = ref(new ChiptuneJsPlayer(new ChiptuneJsConfig()));
const rowBuffer = 24;
let buffer = null;
let isSeeking = false;
player.value.load(url.value).then((result) => {
buffer = result;
try {
player.value.play(buffer);
progress.value!.max = player.value.duration();
display();
} catch (err) {
console.warn(err);
}
player.value.stop();
}).catch((error) => {
console.error(error);
});
function playPause() {
player.value.addHandler('onRowChange', () => {
progress.value!.max = player.value.duration();
if (!isSeeking) {
position.value = player.value.position() % player.value.duration();
}
display();
});
player.value.addHandler('onEnded', () => {
stop();
});
if (player.value.currentPlayingNode === null) {
player.value.play(buffer);
player.value.seek(position.value);
playing.value = true;
} else {
player.value.togglePause();
playing.value = !player.value.currentPlayingNode.paused;
}
}
function stop(noDisplayUpdate = false) {
player.value.stop();
playing.value = false;
if (!noDisplayUpdate) {
try {
player.value.play(buffer);
display();
} catch (err) {
console.warn(err);
}
}
player.value.stop();
position.value = 0;
player.value.handlers = [];
}
function initSeek() {
isSeeking = true;
}
function performSeek() {
const noNode = !player.value.currentPlayingNode;
if (noNode) {
player.value.play(buffer);
}
player.value.seek(position.value);
display();
if (noNode) {
player.value.stop();
}
isSeeking = false;
}
function toggleVisible() {
hide.value = !hide.value;
nextTick(() => { stop(hide.value); });
}
function display() {
if (!displayCanvas.value) {
stop();
return;
}
const canvas = displayCanvas.value;
const pattern = player.value.getPattern();
const row = player.value.getRow();
let nbChannels = 0;
if (player.value.currentPlayingNode) {
nbChannels = player.value.currentPlayingNode.nbChannels;
}
if (canvas.width !== 12 + 84 * nbChannels + 2) {
canvas.width = 12 + 84 * nbChannels + 2;
canvas.height = 12 * rowBuffer;
}
const nbRows = player.value.getPatternNumRows(pattern);
const ctx = canvas.getContext('2d') as CanvasRenderingContext2D;
ctx.font = '10px monospace';
ctx.fillStyle = colours.background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = colours.default.inactive;
for (let rowOffset = 0; rowOffset < rowBuffer; rowOffset++) {
const rowToDraw = row - rowBuffer / 2 + rowOffset;
if (rowToDraw >= 0 && rowToDraw < nbRows) {
const active = (rowToDraw === row) ? 'active' : 'inactive';
let rowText = parseInt(rowToDraw).toString(16);
if (rowText.length === 1) {
rowText = '0' + rowText;
}
ctx.fillStyle = colours.default[active];
if (rowToDraw % 4 === 0) {
ctx.fillStyle = colours.quarter[active];
}
ctx.fillText(rowText, 0, 10 + rowOffset * 12);
for (let channel = 0; channel < nbChannels; channel++) {
const part = player.value.getPatternRowChannel(pattern, rowToDraw, channel);
const baseOffset = (2 + (part.length + 1) * channel) * CHAR_WIDTH;
const baseRowOffset = ROW_OFFSET_Y + rowOffset * CHAR_HEIGHT;
ctx.fillStyle = colours.default[active];
ctx.fillText('|', baseOffset, baseRowOffset);
const note = part.substring(0, 3);
ctx.fillStyle = colours.default[active];
ctx.fillText(note, baseOffset + CHAR_WIDTH, baseRowOffset);
const instr = part.substring(4, 6);
ctx.fillStyle = colours.instr[active];
ctx.fillText(instr, baseOffset + CHAR_WIDTH * 5, baseRowOffset);
const volume = part.substring(6, 9);
ctx.fillStyle = colours.volume[active];
ctx.fillText(volume, baseOffset + CHAR_WIDTH * 7, baseRowOffset);
const fx = part.substring(10, 11);
ctx.fillStyle = colours.fx[active];
ctx.fillText(fx, baseOffset + CHAR_WIDTH * 11, baseRowOffset);
const op = part.substring(11, 13);
ctx.fillStyle = colours.operant[active];
ctx.fillText(op, baseOffset + CHAR_WIDTH * 12, baseRowOffset);
}
}
}
}
</script>
<style lang="scss" scoped>
.hide {
border-radius: var(--radius-sm) !important;
background-color: black !important;
color: var(--accentLighten) !important;
font-size: 12px !important;
}
.mod-player-enabled {
position: relative;
overflow: hidden;
display: flex;
flex-direction: column;
> i {
display: block;
position: absolute;
border-radius: var(--radius-sm);
background-color: var(--fg);
color: var(--accentLighten);
font-size: 14px;
opacity: .5;
padding: 3px 6px;
text-align: center;
cursor: pointer;
top: 12px;
right: 12px;
}
> .pattern-display {
width: 100%;
height: 100%;
overflow-x: scroll;
overflow-y: hidden;
background-color: black;
text-align: center;
.pattern-canvas {
background-color: black;
height: 100%;
}
}
> .controls {
display: flex;
width: 100%;
background-color: var(--bg);
> * {
padding: 4px 8px;
}
> button, a {
border: none;
background-color: transparent;
color: var(--accent);
cursor: pointer;
&:hover {
background-color: var(--fg);
}
}
> input[type=range] {
height: 21px;
-webkit-appearance: none;
width: 90px;
padding: 0;
margin: 4px 8px;
overflow-x: hidden;
&:focus {
outline: none;
&::-webkit-slider-runnable-track {
background: var(--bg);
}
&::-ms-fill-lower, &::-ms-fill-upper {
background: var(--bg);
}
}
&::-webkit-slider-runnable-track {
width: 100%;
height: 100%;
cursor: pointer;
border-radius: 0;
animate: 0.2s;
background: var(--bg);
border: 1px solid var(--fg);
overflow-x: hidden;
}
&::-webkit-slider-thumb {
border: none;
height: 100%;
width: 14px;
border-radius: 0;
background: var(--accentLighten);
cursor: pointer;
-webkit-appearance: none;
box-shadow: calc(-100vw - 14px) 0 0 100vw var(--accent);
clip-path: polygon(1px 0, 100% 0, 100% 100%, 1px 100%, 1px calc(50% + 10.5px), -100vw calc(50% + 10.5px), -100vw calc(50% - 10.5px), 0 calc(50% - 10.5px));
z-index: 1;
}
&::-moz-range-track {
width: 100%;
height: 100%;
cursor: pointer;
border-radius: 0;
animate: 0.2s;
background: var(--bg);
border: 1px solid var(--fg);
}
&::-moz-range-progress {
cursor: pointer;
height: 100%;
background: var(--accent);
}
&::-moz-range-thumb {
border: none;
height: 100%;
border-radius: 0;
width: 14px;
background: var(--accentLighten);
cursor: pointer;
}
&::-ms-track {
width: 100%;
height: 100%;
cursor: pointer;
border-radius: 0;
animate: 0.2s;
background: transparent;
border-color: transparent;
color: transparent;
}
&::-ms-fill-lower {
background: var(--accent);
border: 1px solid var(--fg);
border-radius: 0;
}
&::-ms-fill-upper {
background: var(--bg);
border: 1px solid var(--fg);
border-radius: 0;
}
&::-ms-thumb {
margin-top: 1px;
border: none;
height: 100%;
width: 14px;
border-radius: 0;
background: var(--accentLighten);
cursor: pointer;
}
&.progress {
flex-grow: 1;
min-width: 0;
}
}
}
}
.mod-player-disabled {
display: flex;
justify-content: center;
align-items: center;
background: #111;
color: #fff;
> div {
display: table-cell;
text-align: center;
font-size: 12px;
> b {
display: block;
}
}
}
</style>