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<!DOCTYPE html>
<html lang="en">
<head>
<!-- Basic Page Needs
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
<meta charset="utf-8">
<title>Zooming</title>
<meta name="description" content="Image zoom that makes sense.">
<meta name="keywords" content="Image,Zoom,Image Zoom,JavaScript">
<meta name="author" content="Pengcheng Ding">
<!-- Mobile Specific Metas
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- FONT
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
<link href="https://fonts.googleapis.com/css?family=Raleway:400,300,600" rel="stylesheet" type="text/css">
<!-- CSS
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/skeleton/2.0.4/skeleton.min.css">
<style>
.container {
max-width: 600px;
}
section.header {
margin-top: 4rem;
text-align: center;
}
section.content {
text-align: center;
}
footer {
text-align: center;
}
.value-img {
display: block;
text-align: center;
margin: 2em 0;
}
img {
max-width: 100%;
}
@media (min-width: 550px) {
.header {
margin-top: 10rem;
}
}
.button.button-primary {
background-color: #f9c04d !important;
border-color: #f9c04d !important;
}
.button.button-secondary {
background-color: #eee !important;
border-color: #eee !important;
}
</style>
</head>
<body>
<!-- Primary Page Layout
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
<div class="container">
<section class="header">
<h2>Zooming</h2>
<div class="value-img">
<img id="img-default" src="assets/img/journey_start_thumbnail.jpg" data-action="zoom" data-original="assets/img/journey_start.jpg"
alt="journey_start_thumbnail" />
</div>
</section>
<section class="content">
<h4>Image zoom that makes sense.</h4>
<ul>
<li>Pure JavaScript & built with mobile in mind.</li>
<li>Smooth animations with intuitive gestures.</li>
<li>Zoom into a hi-res image if supplied.</li>
<li>Easy to integrate & customizable.</li>
</ul>
<div class="value-img">
<a href="assets/img/journey.jpg">
<img id="img-custom" src="assets/img/journey_thumbnail.jpg" alt="journey_thumbnail" />
</a>
</div>
<p>
<small>Options below were designed to affect the second image only.</small>
</p>
<div class="row">
<a class="button" id="btn-fast">faster</a>
<a class="button" id="btn-dark">dark</a>
<a class="button" id="btn-scale-small">smaller</a>
</div>
<br>
<p>
<em>Faced with rolling sand dunes, age-old ruins, caves and howling winds, your passage will not be an easy one. The
goal is to get to the mountaintop, but the experience is discovering who you are, what this place is, and what
is your purpose.</em>
</p>
<br>
<a class="button" href="https://github.com/kingdido999/zooming">GitHub</a>
<a class="button button-primary" href="http://kingdido999.github.io/zooming/docs">Get Started</a>
</section>
<br>
</div>
<hr>
<footer>
<p id="copyright"></p>
<p id="license">
<a href="https://opensource.org/licenses/MIT">The MIT License</a>
</p>
</footer>
<!-- Scripts
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
<script src="build/zooming.js"></script>
<script>
const defaultZooming = new Zooming()
const customZooming = new Zooming()
const config = customZooming.config()
const TRANSITION_DURATION_DEFAULT = config.transitionDuration
const BG_COLOR_DEFAULT = config.bgColor
const SCALE_BASE_DEFAULT = config.scaleBase
const ACTIVE_CLASS = 'button-primary'
const btnFast = document.getElementById('btn-fast')
const btnDark = document.getElementById('btn-dark')
const btnScaleSmall = document.getElementById('btn-scale-small')
document.addEventListener('DOMContentLoaded', function () {
defaultZooming.listen('#img-default')
customZooming.listen('#img-custom')
})
btnFast.addEventListener('click', function (event) {
const transitionDuration = toggleActive(btnFast)
? 0.2
: TRANSITION_DURATION_DEFAULT
customZooming.config({ transitionDuration })
})
btnDark.addEventListener('click', function (event) {
const bgColor = toggleActive(btnDark)
? 'black'
: BG_COLOR_DEFAULT
customZooming.config({ bgColor })
})
btnScaleSmall.addEventListener('click', function (event) {
const scaleBase = toggleActive(btnScaleSmall)
? 0.7
: SCALE_BASE_DEFAULT
customZooming.config({ scaleBase })
})
function isActive(el) {
return el.classList.contains(ACTIVE_CLASS)
}
function activate(el) {
el.classList.add(ACTIVE_CLASS)
}
function deactivate(el) {
el.classList.remove(ACTIVE_CLASS)
}
function toggleActive(el) {
if (isActive(el)) {
deactivate(el)
return false
} else {
activate(el)
return true
}
}
const copyright = 'Copyright © ' +
new Date().getFullYear() +
' <a href="https://github.com/kingdido999">Pengcheng Ding</a>' +
' and other <a href="https://github.com/kingdido999/zooming/graphs/contributors">contributors</a>'
document.getElementById('copyright').innerHTML = copyright
</script>
<!-- End Document
–––––––––––––––––––––––––––––––––––––––––––––––––– -->
</body>
</html>