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magic-ball.html
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magic-ball.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" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<link href="https://fonts.googleapis.com/css?family=Press+Start+2P|Source+Sans+Pro&display=swap" rel="stylesheet">
<title>Magic Ball</title>
<style type="text/css">
h1 {
font-family: 'Press Start 2P', cursive;
margin-bottom: 5rem;
}
body {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
height: 90vh;
}
#volume {
width: 80px;
height: 80px;
border: none;
background: none;
cursor: pointer;
margin-top: 2rem;
outline: none;
opacity: 0;
border: 1px solid white;
background: white;
border-radius: 4px;
}
#volume:active {
background: WhiteSmoke;
}
#volume:hover {
border: 1px solid lightgray;
}
#volume svg {
outline: none;
transition: transform 0.2s ease-in-out;
}
.ball {
display: flex;
align-items: center;
justify-content: center;
height: 50vh;
width: 50vh;
background-color: black;
background: radial-gradient(#444849, #000000);
border-radius: 25vh;
opacity: 0;
}
.window {
display: flex;
align-items: center;
justify-content: center;
overflow: hidden;
height: 25vh;
width: 25 vh;
background-color: black;
border-radius: 14vh;
border-style: solid;
border-width: 5px;
border-color: rgb(92, 96, 104);
}
.triangle-container {
width: 25vh;
height: 25vh;
display: flex;
justify-content: center;
align-items: center;
cursor: pointer;
}
.triangle {
height: 0;
width: 0;
border-left: 18vh solid transparent;
border-right: 18vh solid transparent;
border-top: 28vh solid green;
margin-top: 9vh;
}
.circle-gradient {
position: absolute;
width: 68%;
height: 68%;
background: radial-gradient(
circle at 50% 50%,
rgba(255, 255, 255, 0.5),
rgba(255, 255, 255, 0) 58%
);
}
.answer {
position: absolute;
color: white;
width: 45%;
text-align: center;
padding-bottom: 1vh;
font-size: larger;
user-select: none;
text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
font-family: 'Source Sans Pro', sans-serif;
}
.fade-out {
visibility: hidden;
opacity: 0;
transition: visibility 0s linear 300ms, opacity 300ms;
}
.fade-in {
visibility: visible;
opacity: 1;
transition: visibility 0s linear 0s, opacity 300ms;
}
</style>
</head>
<body>
<h1 id="title">Loading...</h1>
<div class="ball">
<div class="window">
<div class="triangle-container" onclick="onBallClick(event)">
<div class="triangle"></div>
<div class="circle-gradient"></div>
<span class="answer" id="answer"></span>
</div>
</div>
</div>
<button id="volume" onclick="handleVolume()">
<svg id="volume-on" aria-hidden="true" focusable="false" data-prefix="fas" data-icon="volume-up" class="svg-inline--fa fa-volume-up fa-w-18" role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 576 512"><path fill="currentColor" d="M215.03 71.05L126.06 160H24c-13.26 0-24 10.74-24 24v144c0 13.25 10.74 24 24 24h102.06l88.97 88.95c15.03 15.03 40.97 4.47 40.97-16.97V88.02c0-21.46-25.96-31.98-40.97-16.97zm233.32-51.08c-11.17-7.33-26.18-4.24-33.51 6.95-7.34 11.17-4.22 26.18 6.95 33.51 66.27 43.49 105.82 116.6 105.82 195.58 0 78.98-39.55 152.09-105.82 195.58-11.17 7.32-14.29 22.34-6.95 33.5 7.04 10.71 21.93 14.56 33.51 6.95C528.27 439.58 576 351.33 576 256S528.27 72.43 448.35 19.97zM480 256c0-63.53-32.06-121.94-85.77-156.24-11.19-7.14-26.03-3.82-33.12 7.46s-3.78 26.21 7.41 33.36C408.27 165.97 432 209.11 432 256s-23.73 90.03-63.48 115.42c-11.19 7.14-14.5 22.07-7.41 33.36 6.51 10.36 21.12 15.14 33.12 7.46C447.94 377.94 480 319.54 480 256zm-141.77-76.87c-11.58-6.33-26.19-2.16-32.61 9.45-6.39 11.61-2.16 26.2 9.45 32.61C327.98 228.28 336 241.63 336 256c0 14.38-8.02 27.72-20.92 34.81-11.61 6.41-15.84 21-9.45 32.61 6.43 11.66 21.05 15.8 32.61 9.45 28.23-15.55 45.77-45 45.77-76.88s-17.54-61.32-45.78-76.86z"></path></svg>
<svg id="volume-off" aria-hidden="true" focusable="false" data-prefix="fas" data-icon="volume-mute" class="svg-inline--fa fa-volume-mute fa-w-16" role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path fill="currentColor" d="M215.03 71.05L126.06 160H24c-13.26 0-24 10.74-24 24v144c0 13.25 10.74 24 24 24h102.06l88.97 88.95c15.03 15.03 40.97 4.47 40.97-16.97V88.02c0-21.46-25.96-31.98-40.97-16.97zM461.64 256l45.64-45.64c6.3-6.3 6.3-16.52 0-22.82l-22.82-22.82c-6.3-6.3-16.52-6.3-22.82 0L416 210.36l-45.64-45.64c-6.3-6.3-16.52-6.3-22.82 0l-22.82 22.82c-6.3 6.3-6.3 16.52 0 22.82L370.36 256l-45.63 45.63c-6.3 6.3-6.3 16.52 0 22.82l22.82 22.82c6.3 6.3 16.52 6.3 22.82 0L416 301.64l45.64 45.64c6.3 6.3 16.52 6.3 22.82 0l22.82-22.82c6.3-6.3 6.3-16.52 0-22.82L461.64 256z"></path></svg>
</button>
</body>
<script>
var synth, voice, isVolumeOn
function ready() {
const { readyState } = document;
if (readyState === "complete") {
init();
}
}
document.onreadystatechange = ready;
function init() {
isVolumeOn = false
document.getElementById('title').innerHTML = getString('title')
document.getElementById('answer').innerHTML = getString('answer')
synth = window.speechSynthesis
window.speechSynthesis.onvoiceschanged = () => {
getVoices();
}
const ball = document.getElementsByClassName('ball')[0]
const volume = document.getElementById('volume')
const volumeOn = document.getElementById('volume-on')
shake(ball, 20)
setTimeout(function() {
ball.classList.add('fade-in')
volumeOn.style.display = 'none'
volume.classList.add('fade-in')
volume.style.opacity = 1
}, 300)
}
function handleVolume() {
const volumeOn = document.getElementById('volume-on')
const volumeOff = document.getElementById('volume-off')
isVolumeOn = !isVolumeOn
volumeOn.style.display = isVolumeOn ? 'block' : 'none'
volumeOff.style.display = isVolumeOn ? 'none' : 'block'
if (isVolumeOn) {
say(getString('soundOn'))
}
}
function getVoices() {
voice = synth.getVoices().find(v => v.lang.slice(0, 2) === navigator.language.slice(0, 2))
if (!voice) {
voice = synth.getVoices().find(v => v.lang === 'en-US')
}
}
function say(text) {
if (!isVolumeOn) {
return
}
if (synth.speaking) {
console.log('already speaking')
return
}
const utterThis = new SpeechSynthesisUtterance(text)
utterThis.voice = voice
synth.speak(utterThis)
}
function getString(id) {
const lang = navigator.language || navigator.userLanguage
let messages = {
title: 'Magic Ball',
answer: 'Ask a question and click me',
soundOn: 'Sound on',
itIsCertain: 'It is certain',
itIsDecidedlySo: 'It is decidedly so',
withoutADoubt: 'Without a doubt',
yesDefinitely: 'Yes — definitely',
youMayRelyOnIt: 'You may rely on it',
asISeeItYes: 'As I see it, yes',
mostLikely: 'Most likely',
outlookGood: 'Outlook good',
signsPointToYes: 'Signs point to yes',
yes: 'Yes',
replyHazyTryAgain: 'Reply hazy, try again',
askAgainLater: 'Ask again later',
betterNotTellYouNow: 'Better not tell you now',
cannotPredictNow: 'Cannot predict now',
concentrateAndAskAgain: 'Concentrate and ask again',
dontCountOnIt: 'Don’t count on it',
myReplyIsNo: 'My reply is no',
mySourcesSayNo: 'My sources say no',
outlookNotSoGood: 'Outlook not so good',
veryDoubtful: 'Very doubtful'
}
if (lang === 'ru' || lang === 'ru-RU') {
messages = {
title: 'Волшебный шар',
answer: 'Задай вопрос и нажми на меня',
soundOn: 'Звук включен',
itIsCertain: 'Бесспорно',
itIsDecidedlySo: 'Предрешено',
withoutADoubt: 'Никаких сомнений',
yesDefinitely: 'Определённо да',
youMayRelyOnIt: 'Можешь быть уверен в этом',
asISeeItYes: 'Мне кажется — «да»',
mostLikely: 'Вероятнее всего',
outlookGood: 'Хорошие перспективы',
signsPointToYes: 'Знаки говорят — «да»',
yes: 'Да',
replyHazyTryAgain: 'Пока не ясно, попробуй снова',
askAgainLater: 'Спроси позже',
betterNotTellYouNow: 'Лучше не рассказывать',
cannotPredictNow: 'Сейчас нельзя предсказать',
concentrateAndAskAgain: 'Сконцентрируйся и спроси опять',
dontCountOnIt: 'Даже не думай',
myReplyIsNo: 'Мой ответ — «нет»',
mySourcesSayNo: 'По моим данным — «нет»',
outlookNotSoGood: 'Перспективы не очень хорошие',
veryDoubtful: 'Весьма сомнительно'
}
}
return messages[id]
}
function answer() {
const answers = [
{ id: 'itIsCertain', color: "#0000ff82" },
{ id: 'itIsDecidedlySo', color: "#0000ff82" },
{ id: 'withoutADoubt', color: "#0000ff82" },
{ id: 'yesDefinitely', color: "#0000ff82" },
{ id: 'youMayRelyOnIt', color: "#0000ff82" },
{ id: 'asISeeItYes', color: "green" },
{ id: 'mostLikely', color: "green" },
{ id: 'outlookGood', color: "green" },
{ id: 'signsPointToYes', color: "green" },
{ id: 'yes', color: "green" },
{ id: 'replyHazyTryAgain', color: "#ffde00a8" },
{ id: 'askAgainLater', color: "#ffde00a8" },
{ id: 'betterNotTellYouNow', color: "#ffde00a8" },
{ id: 'cannotPredictNow', color: "#ffde00a8" },
{ id: 'concentrateAndAskAgain', color: "#ffde00a8" },
{ id: 'dontCountOnIt', color: "#ff000087" },
{ id: 'myReplyIsNo', color: "#ff000087" },
{ id: 'mySourcesSayNo', color: "#ff000087" },
{ id: 'outlookNotSoGood', color: "#ff000087" },
{ id: 'veryDoubtful', color: "#ff000087" }
];
const answer = answers[Math.floor(answers.length * Math.random())]
return { message: getString(answer.id), color: answer.color }
}
function onBallClick(e) {
const ball = document.getElementsByClassName("ball")[0];
shake(ball, 20);
const triangleContainerEl = document.getElementsByClassName(
"triangle-container"
)[0];
triangleContainerEl.classList.remove("fade-in");
triangleContainerEl.classList.add("fade-out");
setTimeout(function() {
const { message, color } = answer();
say(message)
const answerEl = document.getElementsByClassName("answer")[0];
answerEl.innerHTML = message;
const triangleEl = document.getElementsByClassName("triangle")[0];
triangleEl.style["border-top"] = `28vh solid ${color}`;
triangleContainerEl.classList.remove("fade-out");
triangleContainerEl.classList.add("fade-in");
}, 500);
}
// Shake ball
var shakingElements = [];
var shake = function(element, magnitude = 16, angular = false) {
//First set the initial tilt angle to the right (+1)
var tiltAngle = 1;
//A counter to count the number of shakes
var counter = 1;
//The total number of shakes (there will be 1 shake per frame)
var numberOfShakes = 15;
//Capture the element's position and angle so you can
//restore them after the shaking has finished
var startX = 0,
startY = 0,
startAngle = 0;
// Divide the magnitude into 10 units so that you can
// reduce the amount of shake by 10 percent each frame
var magnitudeUnit = magnitude / numberOfShakes;
//The `randomInt` helper function
var randomInt = (min, max) => {
return Math.floor(Math.random() * (max - min + 1)) + min;
};
//Add the element to the `shakingElements` array if it
//isn't already there
if (shakingElements.indexOf(element) === -1) {
//console.log("added")
shakingElements.push(element);
//Add an `updateShake` method to the element.
//The `updateShake` method will be called each frame
//in the game loop. The shake effect type can be either
//up and down (x/y shaking) or angular (rotational shaking).
if (angular) {
angularShake();
} else {
upAndDownShake();
}
}
//The `upAndDownShake` function
function upAndDownShake() {
//Shake the element while the `counter` is less than
//the `numberOfShakes`
if (counter < numberOfShakes) {
//Reset the element's position at the start of each shake
element.style.transform =
"translate(" + startX + "px, " + startY + "px)";
//Reduce the magnitude
magnitude -= magnitudeUnit;
//Randomly change the element's position
var randomX = randomInt(-magnitude, magnitude);
var randomY = randomInt(-magnitude, magnitude);
element.style.transform =
"translate(" + randomX + "px, " + randomY + "px)";
//Add 1 to the counter
counter += 1;
requestAnimationFrame(upAndDownShake);
}
//When the shaking is finished, restore the element to its original
//position and remove it from the `shakingElements` array
if (counter >= numberOfShakes) {
element.style.transform = "translate(" + startX + ", " + startY + ")";
shakingElements.splice(shakingElements.indexOf(element), 1);
}
}
//The `angularShake` function
function angularShake() {
if (counter < numberOfShakes) {
console.log(tiltAngle);
//Reset the element's rotation
element.style.transform = "rotate(" + startAngle + "deg)";
//Reduce the magnitude
magnitude -= magnitudeUnit;
//Rotate the element left or right, depending on the direction,
//by an amount in radians that matches the magnitude
var angle = Number(magnitude * tiltAngle).toFixed(2);
console.log(angle);
element.style.transform = "rotate(" + angle + "deg)";
counter += 1;
//Reverse the tilt angle so that the element is tilted
//in the opposite direction for the next shake
tiltAngle *= -1;
requestAnimationFrame(angularShake);
}
//When the shaking is finished, reset the element's angle and
//remove it from the `shakingElements` array
if (counter >= numberOfShakes) {
element.style.transform = "rotate(" + startAngle + "deg)";
shakingElements.splice(shakingElements.indexOf(element), 1);
//console.log("removed")
}
}
}
</script>
</html>