JSFiddle - React, Tailwind, and code Playground
by Ajith S Punalur
HTML
<div class="demo">
<svg class="progress" width="120" height="120" viewBox="0 0 120 120">
<circle class="progress__meter" cx="60" cy="60" r="54" stroke-width="12" />
<circle class="progress__value" cx="60" cy="60" r="54" stroke-width="12" />
</svg>
<input id="control" type="range" value="60" />
</div>
CSS
.u-absoluteCenter {
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
margin: auto;
}
.u-flexCenter {
display: -webkit-box;
display: -ms-flexbox;
display: flex;
-webkit-box-align: center;
-ms-flex-align: center;
align-items: center;
-webkit-box-pack: center;
-ms-flex-pack: center;
justify-content: center;
}
.u-offscreen {
position: absolute;
left: -999em;
}
.demo {
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
margin: auto;
display: -webkit-box;
display: -ms-flexbox;
display: flex;
-webkit-box-align: center;
-ms-flex-align: center;
align-items: center;
-webkit-box-pack: center;
-ms-flex-pack: center;
justify-content: center;
-webkit-box-orient: vertical;
-webkit-box-direction: normal;
-ms-flex-direction: column;
flex-direction: column;
}
.demo :first-child {
margin-bottom: 20px;
}
.progress {
-webkit-transform: rotate(-90deg);
transform: rotate(-90deg);
}
.progress__meter,
.progress__value {
fill: none;
}
.progress__meter {
stroke: #e6e6e6;
}
.progress__value {
stroke: #f77a52;
stroke-linecap: round;
}
JavaScript
var control = document.getElementById('control');
var progressValue = document.querySelector('.progress__value');
var RADIUS = 54;
var CIRCUMFERENCE = 2 * Math.PI * RADIUS;
function progress(value) {
var progress = value / 100;
var dashoffset = CIRCUMFERENCE * (1 - progress);
console.log('progress:', value + '%', '|', 'offset:', dashoffset)
progressValue.style.strokeDashoffset = dashoffset;
}
control.addEventListener('input', function(event) {
progress(event.target.valueAsNumber);
});
progressValue.style.strokeDasharray = CIRCUMFERENCE;
progress(60);