-
Notifications
You must be signed in to change notification settings - Fork 0
/
index.html
124 lines (113 loc) · 3.85 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
<html>
<head>
<meta charset="UTF-8" />
<style>
html, body, canvas {
/* to make touch input work on safari (disable zoom and such) */
touch-action: none;
}
body,
html {
margin: 0;
padding: 0;
background: linear-gradient(-45deg, #f6a6f6, #5ac05a, #262626, #f6a6f6);
background-size: 400% 400%;
animation: gradient 15s ease infinite;
width: 100vw;
height: 100%;
display: flex;
justify-content: center;
align-items: center;
overflow: hidden;
/* disable accidental page selection from tap inputs */
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
canvas {
background-color: white;
display: block;
}
@keyframes gradient {
0% {
background-position: 0% 50%;
}
50% {
background-position: 100% 50%;
}
100% {
background-position: 0% 50%;
}
}
</style>
</head>
<script type="module">
import init from './out/wasm_battle_arena.js'
init()
</script>
<!-- from https://github.com/jakobhellermann/wasm-server-runner/blob/main/static/index.html -->
<script>
// document.body.addEventListener("contextmenu", (e) => {
// e.preventDefault();
// e.stopPropagation();
// });
// Insert hack to make sound autoplay on Chrome as soon as the user interacts with the tab:
// https://developers.google.com/web/updates/2018/11/web-audio-autoplay#moving-forward
// the following function keeps track of all AudioContexts and resumes them on the first user
// interaction with the page. If the function is called and all contexts are already running,
// it will remove itself from all event listeners.
(function () {
// An array of all contexts to resume on the page
const audioContextList = [];
// An array of various user interaction events we should listen for
const userInputEventNames = [
"click",
"contextmenu",
"auxclick",
"dblclick",
"mousedown",
"mouseup",
"pointerup",
"touchend",
"keydown",
"keyup",
];
// A proxy object to intercept AudioContexts and
// add them to the array for tracking and resuming later
self.AudioContext = new Proxy(self.AudioContext, {
construct(target, args) {
const result = new target(...args);
audioContextList.push(result);
return result;
},
});
// To resume all AudioContexts being tracked
function resumeAllContexts(_event) {
let count = 0;
audioContextList.forEach((context) => {
if (context.state !== "running") {
context.resume();
} else {
count++;
}
});
// If all the AudioContexts have now resumed then we unbind all
// the event listeners from the page to prevent unnecessary resume attempts
// Checking count > 0 ensures that the user interaction happens AFTER the game started up
if (count > 0 && count === audioContextList.length) {
userInputEventNames.forEach((eventName) => {
document.removeEventListener(eventName, resumeAllContexts);
});
}
}
// We bind the resume function for each user interaction
// event on the page
userInputEventNames.forEach((eventName) => {
document.addEventListener(eventName, resumeAllContexts);
});
})();
</script>
</html>