JSFiddle - React, Tailwind, and code Playground
by KARTHIKEYAN K
HTML
<script src="http://ricostacruz.com/jquery.transit/jquery.transit.min.js"></script>
<div class="wheel-wrap">
<img class="wheel" src="https://enigmaticcode.files.wordpress.com/2013/02/enigma-1417.png?w=290" />
<img class="marker" src="http://aoindia.in/img/icon-arrow-down-b-128.png" />
</div>
CSS
.wheel-wrap {
position: relative;
width: 550px;
height: 550px;
overflow: hidden;
margin: 0 auto;http://jsfiddle.net/KarthikeyanK/wsL9cydy/#share
z-index: 1;
}
.marker {
top: 10px;
left: 250px;
z-index: 2;
position: absolute;
}
.wheel {
top: 90px;
left: 75px;
width: 550px;
z-index: 1;
}
JavaScript
window.WHEELOFFORTUNE = {
cache: {},
init: function () {
console.log('controller init...');
var _this = this;
this.cache.wheel = $('.wheel');
this.cache.wheelMarker = $('.marker');
this.cache.wheelSpinBtn = $('.wheel');
this.cache.wheelMapping = [400, 120, 80, 750, 150, 300, 60, 175, 500, 125, 75, 1000, 120, 200, 90, 600, 100, 250].reverse();
this.cache.wheelSpinBtn.on('click', function (e) {
e.preventDefault();
if (!$(this).hasClass('disabled')) _this.spin();
});
//reset wheel
this.resetSpin();
//setup prize events
this.prizeEvents();
},
spin: function () {
console.log('spinning wheel');
var _this = this;
// reset wheel
this.resetSpin();
//disable spin button while in progress
this.cache.wheelSpinBtn.addClass('disabled');
/*
Wheel has 10 sections.
Each section is 360/10 = 36deg.
*/
var deg = 1500 + Math.round(Math.random() * 1500),
duration = 6000; //optimal 6 secs
_this.cache.wheelPos = deg;
//transition queuing
//ff bug with easeOutBack
this.cache.wheel.transition({
rotate: '0deg'
}, 0)
.transition({
rotate: deg + 'deg'
}, duration, 'easeOutCubic');
//move marker
_this.cache.wheelMarker.transition({
rotate: '-20deg'
}, 0, 'snap');
//just before wheel finish
setTimeout(function () {
//reset marker
...