masonry-layout
Version:
Cascading grid layout library
104 lines (80 loc) • 2.33 kB
HTML
<html>
<head>
<meta charset="utf-8">
<title>add items</title>
<style>
* {
-webkit-box-sizing: border-box;
box-sizing: border-box;
}
.grid {
background: #DDD;
}
/* clearfix */
.grid:after {
display: block;
content: '';
clear: both;
}
.grid-sizer,
.grid-item {
width: 25%;
}
.grid-item {
border: 1px solid;
background: #09F;
height: 100px;
}
.grid-item--width2 { width: 50%; }
.grid-item--height2 { height: 160px; }
.grid-item--height3 { height: 220px; }
</style>
</head>
<body>
<h1>add items</h1>
<p>
<button class="prepend-button">Prepend button</button>
<button class="append-button">Append button</button>
</p>
<div class="grid">
<div class="grid-sizer"></div>
<div class="grid-item grid-item--width2"></div>
<div class="grid-item grid-item--height2"></div>
</div>
<script src="../bower_components/ev-emitter/ev-emitter.js"></script>
<script src="../bower_components/get-size/get-size.js"></script>
<script src="../bower_components/desandro-matches-selector/matches-selector.js"></script>
<script src="../bower_components/fizzy-ui-utils/utils.js"></script>
<script src="../bower_components/outlayer/item.js"></script>
<script src="../bower_components/outlayer/outlayer.js"></script>
<script src="../masonry.js"></script>
<script>
function getItemElement() {
var elem = document.createElement('div');
var wRand = Math.random();
var hRand = Math.random();
var widthClass = wRand > 0.8 ? 'grid-item--width3' :
wRand > 0.6 ? 'grid-item--width2' : '';
var heightClass = hRand > 0.8 ? 'grid-item--height3' :
hRand > 0.5 ? 'grid-item--height2' : '';
elem.className = 'grid-item ' + widthClass + ' ' + heightClass;
return elem;
};
var msnry = new Masonry( '.grid', {
columnWidth: '.grid-sizer',
percentPosition: true
});
document.querySelector('.prepend-button').addEventListener( 'click', function() {
var itemElem = getItemElement();
msnry.element.insertBefore( itemElem, msnry.element.firstChild );
msnry.prepended( itemElem );
});
document.querySelector('.append-button').addEventListener( 'click', function() {
var itemElem = getItemElement();
msnry.element.appendChild( itemElem );
msnry.appended( itemElem );
});
</script>
</body>
</html>