Isotope - multiple filters with checkboxes

re: https://github.com/desandro/isotope/issues/83

by Dave Mednick

HTML

<script src="http://isotope.metafizzy.co/jquery.isotope.min.js"></script>
<div id="filters">
    
    <select>
        <option value="*">All</option>
        <option value=".red">Red</option>
        <option value=".green">Green</option>
        <option value=".blue">Blue</option>
        <option value=".yellow">Yellow</option>        
    </select>    
</div>

<div id="container">
    <div class="item red"></div>
    <div class="item blue"></div>
    <div class="item green"></div>
    <div class="item yellow"></div>
    <div class="item red"></div>
    <div class="item blue"></div>
    <div class="item green"></div>
    <div class="item yellow"></div>
    <div class="item red"></div>
    <div class="item blue"></div>
    <div class="item green"></div>
    <div class="item yellow"></div>
    <div class="item red"></div>
    <div class="item blue"></div>
    <div class="item green"></div>
    <div class="item yellow"></div>
    <div class="item red"></div>
    <div class="item blue"></div>
    <div class="item green"></div>
    <div class="item yellow"></div>
</div>

CSS

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

#container {
    border: 1px solid;
    padding: 3px;
}

.item {
    width: 70px;
    height: 70px;
    margin: 3px;
    float: left;
}

.red { background: red; }
.blue { background: blue; }
.green { background: green; }
.yellow { background: yellow; }

/* Start: Recommended Isotope styles */

/**** Isotope Filtering ****/

.isotope-item {
    z-index: 2;
}

.isotope-hidden.isotope-item {
    pointer-events: none;
    z-index: 1;
}

/**** Isotope CSS3 transitions ****/

.isotope,
.isotope .isotope-item {
    -webkit-transition-duration: 0.8s;
    -moz-transition-duration: 0.8s;
    transition-duration: 0.8s;
}

.isotope {
    -webkit-transition-property: height, width;
    -moz-transition-property: height, width;
    transition-property: height, width;
}

.isotope .isotope-item {
    -webkit-transition-property: -webkit-transform, opacity;
    -moz-transition-property:    -moz-transform, opacity;
    transition-property:         transform, opacity;
}

/**** disabling Isotope CSS3 transitions ****/

.isotope.no-transition,
.isotope.no-transition .isotope-item,
.isotope .isotope-item.no-transition {
    -webkit-transition-duration: 0s;
    -moz-transition-duration: 0s;
    transition-duration: 0s;
}

/* End: Recommended Isotope styles */

JavaScript

$(function() {

    var $container = $('#container'),
        $select = $('#filters select');

    $container.isotope({
        itemSelector: '.item'
    });

    $select.change(function() {
        var filters = $(this).val();
;
        $container.isotope({
            filter: filters
        });
    });

});