-
Notifications
You must be signed in to change notification settings - Fork 0
/
index.html
420 lines (379 loc) · 11.8 KB
/
index.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>wavvy</title>
<script src="wasm_exec.js"></script>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap" rel="stylesheet">
<link rel="apple-touch-icon" sizes="180x180" href="assets/apple-touch-icon.png">
<link rel="icon" type="image/png" sizes="32x32" href="assets/favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="assets/favicon-16x16.png">
<link rel="manifest" href="assets/site.webmanifest">
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/highlight.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/languages/go.min.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/rose-pine/hljs@main/rose-pine.min.css">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/rose-pine/hljs@main/rose-pine-dawn.min.css"
media="(prefers-color-scheme: light)">
<!--I don't know CSS and I don't want to know. So I had an LLM generate all of this.-->
<style>
:root {
--rosePineDawn-base: #faf4ed;
--rosePineDawn-surface: #fffaf3;
--rosePineDawn-overlay: #f2e9e1;
--rosePineDawn-muted: #9893a5;
--rosePineDawn-subtle: #797593;
--rosePineDawn-text: #575279;
--rosePineDawn-love: #b4637a;
--rosePineDawn-gold: #ea9d34;
--rosePineDawn-rose: #d7827e;
--rosePineDawn-pine: #286983;
--rosePineDawn-foam: #56949f;
--rosePineDawn-iris: #907aa9;
--rosePineDawn-highlightLow: #f4ede8;
--rosePineDawn-highlightMed: #dfdad9;
--rosePineDawn-highlightHigh: #cecacd;
--main-background: var(--rosePineDawn-base);
--container: var(--rosePineDawn-overlay);
--primary: var(--rosePineDawn-love);
--secondary: var(--rosePineDawn-gold);
--border: var(--rosePineDawn-muted);
--text: var(--rosePineDawn-text);
--gradient-start: var(--rosePineDawn-pine);
--gradient-end: var(--rosePineDawn-iris);
--accent: var(--rosePineDawn-rose);
--hover: var(--rosePineDawn-gold);
--play: var(--rosePineDawn-foam);
--pause: var(--rosePineDawn-love);
}
@media (prefers-color-scheme: dark) {
:root {
--rosePineMoon-base: #232136;
--rosePineMoon-surface: #2a273f;
--rosePineMoon-overlay: #393552;
--rosePineMoon-muted: #6e6a86;
--rosePineMoon-subtle: #908caa;
--rosePineMoon-text: #e0def4;
--rosePineMoon-love: #eb6f92;
--rosePineMoon-gold: #f6c177;
--rosePineMoon-rose: #ea9a97;
--rosePineMoon-pine: #3e8fb0;
--rosePineMoon-foam: #9ccfd8;
--rosePineMoon-iris: #c4a7e7;
--rosePineMoon-highlightLow: #2a283e;
--rosePineMoon-highlightMed: #44415a;
--rosePineMoon-highlightHigh: #56526e;
--main-background: var(--rosePineMoon-base);
--container: var(--rosePineMoon-overlay);
--primary: var(--rosePineMoon-iris);
--secondary: var(--rosePineMoon-rose);
--accent: var(--rosePineMoon-gold);
--border: var(--rosePineMoon-highlightLow);
--text: var(--rosePineMoon-highlightMed);
--gradient-start: var(--rosePineMoon-rose);
--gradient-end: var(--rosePineMoon-iris);
--hover: var(--rosePineMoon-highlightMed);
--play: var(--rosePineMoon-foam);
--pause: var(--rosePineDawn-love);
}
}
body {
font-family: 'Press Start 2P', 'Courier New', Courier, monospace;
background: var(--main-background);
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
transition: background 0.3s, color 0.3s;
}
.container {
background: var(--container);
padding: 20px;
border-radius: 10px;
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
text-align: center;
transition: background 0.3s;
z-index: 1;
display: flex;
flex-direction: column;
align-items: center;
/* Center items on small screens */
}
h1 {
color: var(--primary);
font-size: 24px;
text-transform: uppercase;
margin-bottom: 5px;
}
p {
color: var(--secondary);
font-size: 16px;
margin-top: 0;
}
.progress-container {
background: var(--border);
border: 1px solid var(--border);
height: 20px;
width: 100%;
border-radius: 5px;
margin: 20px 0;
}
.progress-bar {
background: linear-gradient(90deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
height: 100%;
width: 0%;
border-radius: 5px;
transition: width 0.3s ease-in-out;
}
.file-upload {
position: relative;
display: inline-block;
}
.file-upload input[type='file'] {
font-size: 1px;
position: absolute;
top: 0;
right: 0;
opacity: 0;
}
.file-upload-button {
font-family: 'Press Start 2P', 'Courier New', Courier, monospace;
background-color: var(--primary);
border: 2px solid var(--border);
color: var(--text);
padding: 10px 20px;
text-align: center;
display: inline-block;
font-size: 16px;
margin: 4px 2px;
cursor: pointer;
border-radius: 5px;
width: 375px;
transition: all 0.3s;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
}
.file-upload-button:hover {
background-color: var(--text);
color: var(--accent);
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
.playpause label {
display: block;
box-sizing: border-box;
width: 0;
height: 74px;
border-color: transparent transparent transparent transparent;
border-left-color: var(--play);
transition: 100ms all ease;
cursor: pointer;
border-width: 37px 0 37px 60px;
border-style: solid;
font-family: 'Press Start 2P', 'Courier New', Courier, monospace;
display: inline-block;
margin: 4px 2px;
border-radius: 5px;
}
.playpause input[type=checkbox] {
position: absolute;
left: -9999px;
}
.playpause input[type=checkbox]:checked+label {
border-style: double;
border-width: 0px 0 0px 60px;
border-left-color: var(--pause);
}
.playpause input[type=checkbox]:hover+label {
border-left-color: var(--accent);
}
.playpause input[type=checkbox]:checked:hover+label {
border-left-color: var(--accent);
}
.github-link {
position: fixed;
/* Fixed positioning relative to the viewport */
right: 20px;
/* 20 pixels from the right edge of the viewport */
bottom: 20px;
/* 20 pixels from the bottom edge of the viewport */
}
.github-link img {
width: 40px;
/* Set the size of the SVG */
height: auto;
/* Maintain aspect ratio */
transition: transform 0.3s ease;
/* Smooth transition for hover effect */
}
.github-link:hover img {
transform: scale(1.5);
/* Slightly enlarge the icon on hover */
}
.code-background {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
width: 100%;
height: 100%;
overflow: scroll;
font-family: 'Courier New', Courier, monospace;
white-space: pre-wrap;
padding: 10px 20px;
font-size: 85%;
pointer-events: auto;
}
</style>
</head>
<body>
<!--https://stackoverflow.com/questions/21147149/flash-of-unstyled-content-fouc-in-firefox-only-is-ff-slow-renderer-->
<script>0</script>
<div id="code" class="code-background"></div>
<div class="container">
<h1>Wavvy</h1>
<p>🎵🎵 Play a WAV File 🎵🎵</p>
<div class="file-upload">
<button class="file-upload-button" onclick="document.getElementById('wavFile').click();">Choose
File</button>
<input type="file" id="wavFile" accept=".wav" onchange="fileNameDisplay(); loadWavFile()">
</div>
<div class="progress-container">
<div class="progress-bar" id="progressBar"></div>
</div>
<div class="playpause">
<input type="checkbox" value="None" id="playpause" name="check" onclick="togglePlayPause()" />
<label for="playpause" tabindex=1></label>
</div>
</div>
<div class="github-link">
<a href="https://github.com/braheezy/wavvy" target="_blank" title="View Source on GitHub">
<img src="https://raw.githubusercontent.com/hackernoon/pixel-icon-library/main/Icons/SVG/brands/github.svg"
alt="GitHub Link" />
</a>
</div>
<script>
hljs.configure({ tabReplace: ' ' });
const go = new Go();
let mod, inst;
let audioDuration = 0;
let audioStartTime = 0;
let audioPauseTime = 0;
let started = false;
let isPlaying = false
let loaded = false
let progressInterval = null
// Go code background
fetch('main.go').then(res => res.text()).then(res => {
let codeEl = document.getElementById("code")
codeEl.innerHTML = res.replace(/&/g, "&")
.replace(/>/g, ">")
.replace(/</g, "<")
hljs.highlightBlock(codeEl)
})
async function loadWasm() {
const wasm = await WebAssembly.instantiateStreaming(fetch("main.wasm"), go.importObject);
mod = wasm.module;
inst = wasm.instance;
go.run(inst);
}
function togglePlayPause() {
if (loaded) {
if (!isPlaying) {
playWav()
audioStartTime = new Date().getTime() - (audioPauseTime - audioStartTime)
updateProgressBar()
isPlaying = true
} else {
pauseWav()
audioPauseTime = new Date().getTime()
isPlaying = false
}
}
const playpause = document.getElementById("playpause");
playpause.checked = isPlaying;
}
function loadWavFile() {
const file = document.getElementById('wavFile').files[0];
if (file) {
if (file.type !== 'audio/x-wav') {
alert('Please select a WAV file.');
return false;
}
const reader = new FileReader();
reader.onload = function (event) {
const data = new Uint8Array(event.target.result);
console.log(window.loadWav(data))
loaded = true
resetProgressBar();
};
reader.readAsArrayBuffer(file);
}
}
function fileNameDisplay() {
const fileInput = document.getElementById('wavFile');
const button = document.querySelector('.file-upload-button');
if (fileInput.files.length > 0) {
const fileName = fileInput.files[0].name;
button.textContent = fileName; // Display the file name on the button
}
}
function resetProgressBar() {
const progressBar = document.getElementById('progressBar');
if (progressInterval !== null) {
clearInterval(progressInterval); // Clear existing interval
progressInterval = null;
}
progressBar.style.width = '0%'; // Reset progress bar width
audioStartTime = 0; // Reset the start time for new playback
audioPauseTime = 0; // Reset any pause time
}
function updateProgressBar() {
const progressBar = document.getElementById('progressBar');
if (progressInterval !== null) {
clearInterval(progressInterval); // Clear existing interval when starting a new one
}
progressInterval = setInterval(function () {
if (isPlaying) {
const currentTime = new Date().getTime();
const elapsedTime = currentTime - audioStartTime;
const progressPercent = Math.min((elapsedTime / audioDuration) * 100, 100);
progressBar.style.width = progressPercent + '%';
if (progressPercent >= 100) {
clearInterval(progressInterval);
}
} else {
clearInterval(progressInterval); // Stop updating the progress bar when audio is paused
}
}, 100);
}
// Needs to be called by Go when it knows the duration
function setAudioDuration(duration) {
audioDuration = duration;
}
async function preloadWavFile() {
const url = '/assets/chiptune-funk.wav';
//const url = 'four_tet_baby.wav';
try {
const response = await fetch(url);
const arrayBuffer = await response.arrayBuffer();
const data = new Uint8Array(arrayBuffer);
console.log("preloadWavFile", window.loadWav(data))
loaded = true
console.log("Audio preloaded successfully.");
document.querySelector('.file-upload-button').textContent = "chiptune-funk.wav";
} catch (error) {
console.error('Error preloading WAV file:', error);
}
}
window.onload = async function () {
await loadWasm();
await preloadWavFile();
};
</script>
</body>
</html>