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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="../../../dist/css/bootstrap.min.css" rel="stylesheet">
<title>Carousel</title>
<style>
.carousel-item {
transition: transform 2s ease, opacity .5s ease;
}
</style>
</head>
<body>
<div class="container">
<h1>Carousel <small>Bootstrap Visual Test</small></h1>
<p>The transition duration should be around 2s. Also, the carousel shouldn't slide when its window/tab is hidden. Check the console log.</p>
<div id="carousel-example-generic" class="carousel slide" data-bs-ride="carousel">
<div class="carousel-indicators">
<button type="button" data-bs-target="#carousel-example-generic" data-bs-slide-to="0" class="active" aria-current="true" aria-label="Slide 1"></button>
<button type="button" data-bs-target="#carousel-example-generic" data-bs-slide-to="1" aria-label="Slide 2"></button>
<button type="button" data-bs-target="#carousel-example-generic" data-bs-slide-to="2" aria-label="Slide 3"></button>
</div>
<div class="carousel-inner">
<div class="carousel-item active">
<img src="https://i.imgur.com/iEZgY7Y.jpg" alt="First slide">
</div>
<div class="carousel-item">
<img src="https://i.imgur.com/eNWn1Xs.jpg" alt="Second slide">
</div>
<div class="carousel-item">
<img src="https://i.imgur.com/Nm7xoti.jpg" alt="Third slide">
</div>
</div>
<button class="carousel-control-prev" data-bs-target="#carousel-example-generic" type="button" data-bs-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="visually-hidden">Previous</span>
</button>
<button class="carousel-control-next" data-bs-target="#carousel-example-generic" type="button" data-bs-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="visually-hidden">Next</span>
</button>
</div>
</div>
<script src="../../../dist/js/bootstrap.bundle.js"></script>
<script>
let t0
let t1
const carousel = document.getElementById('carousel-example-generic')
// Test to show that the carousel doesn't slide when the current tab isn't visible
// Test to show that transition-duration can be changed with css
carousel.addEventListener('slid.bs.carousel', event => {
t1 = performance.now()
console.log(`transition-duration took ${t1 - t0}ms, slid at ${event.timeStamp}`)
})
carousel.addEventListener('slide.bs.carousel', () => {
t0 = performance.now()
})
</script>
</body>
</html>
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