这是一款效果超酷堆叠相片转瀑布流网格布局动画效果设计。该效果的灵感来源于takeit网站，它上面的一组堆叠相片在点击按钮或向下滚动鼠标时，会动画转换为网格瀑布流布局。
该效果中的元素动画使用dynamic.js来制作，而瀑布流布局则使用flexbox来制作。
HTML结构
该堆叠相片转瀑布流网格布局动画效果的基本HTML结构如下：
<div class=”view”>
<header class=”header”>
<!– some links –>
</header><section class=”page page–mover”>
<div class=”la-square-loader”><div></div></div>
</section><div class=”title-wrap”>
<h1 class=”title title–main”>OH<em>!</em>SNAP</h1>
<p class=”title title–sub”>Smart Auto-Filtering for your shots.</p>
</div><section class=”page page–static”>
<div class=”page__title”>
<h2 class=”page__title-main”>……</h2>
<p class=”page__title-sub”>……</p>
</div><ul class=”grid”>
<li class=”grid__item”>
<a class=”grid__link” href=”#”>
<img class=”grid__img” src=”img/photos/1.jpg” alt=”Some image” />
<h3 class=”grid__item-title”>Natural saturation effects</h3>
</a>
</li>
<li class=”grid__item”><!– … –></li>
<li class=”grid__item”><!– … –></li>
<li class=”grid__item”><!– … –></li>
<!– … –>
</ul><button class=”button button–load” aria-label=”Load more images”>
<svg class=”polaroid” width=”100%” height=”100%” viewBox=”0 0 220 243″ preserveAspectRatio=”xMidYMid meet”>
<rect class=”polaroid__base” x=”0″ y=”0″ width=”220″ height=”243″ rx=”5″></rect>
<rect class=”polaroid__inner” x=”16″ y=”20″ width=”189″ height=”149″></rect>
<g class=”polaroid__loader”>
<circle cx=”61.5″ cy=”94.5″ r=”17.5″></circle>
<circle cx=”110.5″ cy=”94.5″ r=”17.5″></circle>
<circle cx=”159.5″ cy=”94.5″ r=”17.5″></circle>
</g>
</svg>
<span class=”button__text”>Load more</span>
</button></section>
<div class=”device”>
<div class=”device__screen”></div>
</div><button id=”showgrid” class=”button button–view” aria-label=”Show me more”>
<svg width=”100%” height=”100%” viewBox=”0 0 310 177″ preserveAspectRatio=”xMidYMid meet”>
<path fill=”#FFFFFF” d=”M159.875,174.481L306.945,27.41c2.93-2.929,2.93-7.678,0-10.606L292.803,2.661c-1.406-1.407-3.314-2.197-5.303-2.197c-1.989,0-3.896,0.79-5.303,2.197L154.572,130.287L26.946,2.661c-1.406-1.407-3.314-2.197-5.303-2.197c-1.989,0-3.897,0.79-5.303,2.197L2.197,16.804C0.733,18.269,0,20.188,0,22.107s0.732,3.839,2.197,5.303l147.071,147.071C152.197,177.411,156.945,177.411,159.875,174.481L159.875,174.481z” />
</svg>
</button>
</div><!– /view –>
下面是该堆叠相片转瀑布流网格布局动画效果的一些截图效果：
