Isotope - filtering, vanilla JS
* { box-sizing: border-box; }
body {
font-family: sans-serif;
}
/* ---- button ---- */
.button {
display: inline-block;
padding: 10px 18px;
margin-bottom: 10px;
background: #EEE;
border: none;
border-radius: 7px;
background-image: linear-gradient( to bottom, hsla(0, 0%, 0%, 0), hsla(0, 0%, 0%, 0.2) );
color: #222;
font-family: sans-serif;
font-size: 16px;
text-shadow: 0 1px white;
cursor: pointer;
}
.button:hover {
background-color: #8CF;
text-shadow: 0 1px hsla(0, 0%, 100%, 0.5);
color: #222;
}
.button:active,
.button.is-checked {
background-color: #28F;
}
.button.is-checked {
color: white;
text-shadow: 0 -1px hsla(0, 0%, 0%, 0.8);
}
.button:active {
box-shadow: inset 0 1px 10px hsla(0, 0%, 0%, 0.8);
}
/* ---- button-group ---- */
.button-group:after {
content: '';
display: block;
clear: both;
}
.button-group .button {
float: left;
border-radius: 0;
margin-left: 0;
margin-right: 1px;
}
.button-group .button:first-child { border-radius: 0.5em 0 0 0.5em; }
.button-group .button:last-child { border-radius: 0 0.5em 0.5em 0; }
/* ---- isotope ---- */
.grid {
border: 1px solid #333;
}
/* clear fix */
.grid:after {
content: '';
display: block;
clear: both;
}
/* ---- .element-item ---- */
.element-item {
position: relative;
float: left;
width: 100px;
height: 100px;
margin: 5px;
padding: 10px;
background: #888;
color: #262524;
}
.element-item > * {
margin: 0;
padding: 0;
}
.element-item .name {
position: absolute;
left: 10px;
top: 60px;
text-transform: none;
letter-spacing: 0;
font-size: 12px;
font-weight: normal;
}
.element-item .symbol {
position: absolute;
left: 10px;
top: 0px;
font-size: 42px;
font-weight: bold;
color: white;
}
.element-item .number {
position: absolute;
right: 8px;
top: 5px;
}
.element-item .weight {
position: absolute;
left: 10px;
top: 76px;
font-size: 12px;
}
.element-item.alkali { background: #F00; background: hsl( 0, 100%, 50%); }
.element-item.alkaline-earth { background: #F80; background: hsl( 36, 100%, 50%); }
.element-item.lanthanoid { background: #FF0; background: hsl( 72, 100%, 50%); }
.element-item.actinoid { background: #0F0; background: hsl( 108, 100%, 50%); }
.element-item.transition { background: #0F8; background: hsl( 144, 100%, 50%); }
.element-item.post-transition { background: #0FF; background: hsl( 180, 100%, 50%); }
.element-item.metalloid { background: #08F; background: hsl( 216, 100%, 50%); }
.element-item.diatomic { background: #00F; background: hsl( 252, 100%, 50%); }
.element-item.halogen { background: #F0F; background: hsl( 288, 100%, 50%); }
.element-item.noble-gas { background: #F08; background: hsl( 324, 100%, 50%); }
<script src="//npmcdn.com/isotope-layout@3/dist/isotope.pkgd.js"></script>
// external js: isotope.pkgd.js
// init Isotope
var iso = new Isotope( '.grid', {
itemSelector: '.element-item',
layoutMode: 'fitRows'
});
// filter functions
var filterFns = {
// show if number is greater than 50
numberGreaterThan50: function( itemElem ) {
var number = itemElem.querySelector('.number').textContent;
return parseInt( number, 10 ) > 50;
},
// show if name ends with -ium
ium: function( itemElem ) {
var name = itemElem.querySelector('.name').textContent;
return name.match( /ium$/ );
}
};
// bind filter button click
var filtersElem = document.querySelector('.filters-button-group');
filtersElem.addEventListener( 'click', function( event ) {
// only work with buttons
if ( !matchesSelector( event.target, 'button' ) ) {
return;
}
var filterValue = event.target.getAttribute('data-filter');
// use matching filter function
filterValue = filterFns[ filterValue ] || filterValue;
iso.arrange({ filter: filterValue });
});
// change is-checked class on buttons
var buttonGroups = document.querySelectorAll('.button-group');
for ( var i=0, len = buttonGroups.length; i < len; i++ ) {
var buttonGroup = buttonGroups[i];
radioButtonGroup( buttonGroup );
}
function radioButtonGroup( buttonGroup ) {
buttonGroup.addEventListener( 'click', function( event ) {
// only work with buttons
if ( !matchesSelector( event.target, 'button' ) ) {
return;
}
buttonGroup.querySelector('.is-checked').classList.remove('is-checked');
event.target.classList.add('is-checked');
});
}
<h1>Isotope - filtering</h1>
<div class="button-group filters-button-group">
<button class="button is-checked" data-filter="*">show all</button>
<button class="button" data-filter=".metal">metal</button>
<button class="button" data-filter=".transition">transition</button>
<button class="button" data-filter=".alkali, .alkaline-earth">alkali and alkaline-earth</button>
<button class="button" data-filter=":not(.transition)">not transition</button>
<button class="button" data-filter=".metal:not(.transition)">metal but not transition</button>
<button class="button" data-filter="numberGreaterThan50">number > 50</button>
<button class="button" data-filter="ium">name ends with –ium</button>
</div>
<div class="grid">
<div class="element-item transition metal " data-category="transition">
<h3 class="name">Mercury</h3>
<p class="symbol">Hg</p>
<p class="number">80</p>
<p class="weight">200.59</p>
</div>
<div class="element-item metalloid " data-category="metalloid">
<h3 class="name">Tellurium</h3>
<p class="symbol">Te</p>
<p class="number">52</p>
<p class="weight">127.6</p>
</div>
<div class="element-item post-transition metal " data-category="post-transition">
<h3 class="name">Bismuth</h3>
<p class="symbol">Bi</p>
<p class="number">83</p>
<p class="weight">208.980</p>
</div>
<div class="element-item post-transition metal " data-category="post-transition">
<h3 class="name">Lead</h3>
<p class="symbol">Pb</p>
<p class="number">82</p>
<p class="weight">207.2</p>
</div>
<div class="element-item transition metal " data-category="transition">
<h3 class="name">Gold</h3>
<p class="symbol">Au</p>
<p class="number">79</p>
<p class="weight">196.967</p>
</div>
<div class="element-item alkali metal " data-category="alkali">
<h3 class="name">Potassium</h3>
<p class="symbol">K</p>
<p class="number">19</p>
<p class="weight">39.0983</p>
</div>
<div class="element-item alkali metal " data-category="alkali">
<h3 class="name">Sodium</h3>
<p class="symbol">Na</p>
<p class="number">11</p>
<p class="weight">22.99</p>
</div>
<div class="element-item transition metal " data-category="transition">
<h3 class="name">Cadmium</h3>
<p class="symbol">Cd</p>
<p class="number">48</p>
<p class="weight">112.411</p>
</div>
<div class="element-item alkaline-earth metal " data-category="alkaline-earth">
<h3 class="name">Calcium</h3>
<p class="symbol">Ca</p>
<p class="number">20</p>
<p class="weight">40.078</p>
</div>
<div class="element-item transition metal " data-category="transition">
<h3 class="name">Rhenium</h3>
<p class="symbol">Re</p>
<p class="number">75</p>
<p class="weight">186.207</p>
</div>
<div class="element-item post-transition metal " data-category="post-transition">
<h3 class="name">Thallium</h3>
<p class="symbol">Tl</p>
<p class="number">81</p>
<p class="weight">204.383</p>
</div>
<div class="element-item metalloid " data-category="metalloid">
<h3 class="name">Antimony</h3>
<p class="symbol">Sb</p>
<p class="number">51</p>
<p class="weight">121.76</p>
</div>
<div class="element-item transition metal " data-category="transition">
<h3 class="name">Cobalt</h3>
<p class="symbol">Co</p>
<p class="number">27</p>
<p class="weight">58.933</p>
</div>
<div class="element-item lanthanoid metal inner-transition " data-category="lanthanoid">
<h3 class="name">Ytterbium</h3>
<p class="symbol">Yb</p>
<p class="number">70</p>
<p class="weight">173.054</p>
</div>
<div class="element-item noble-gas nonmetal " data-category="noble-gas">
<h3 class="name">Argon</h3>
<p class="symbol">Ar</p>
<p class="number">18</p>
<p class="weight">39.948</p>
</div>
<div class="element-item diatomic nonmetal " data-category="diatomic">
<h3 class="name">Nitrogen</h3>
<p class="symbol">N</p>
<p class="number">7</p>
<p class="weight">14.007</p>
</div>
<div class="element-item actinoid metal inner-transition " data-category="actinoid">
<h3 class="name">Uranium</h3>
<p class="symbol">U</p>
<p class="number">92</p>
<p class="weight">238.029</p>
</div>
<div class="element-item actinoid metal inner-transition " data-category="actinoid">
<h3 class="name">Plutonium</h3>
<p class="symbol">Pu</p>
<p class="number">94</p>
<p class="weight">(244)</p>
</div>
</div>