diff -r 000000000000 -r d970ebf37754 enmi12/glossaire/_posts/custom-layout-modes/2011-10-18-spine-align.html
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/enmi12/glossaire/_posts/custom-layout-modes/2011-10-18-spine-align.html	Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,139 @@
+---
+title: Spine align
+layout: default
+category: custom-layout-modes
+---
+
+<section id="copy">
+  <p><a href="../docs/extending-isotope.html">Custom layout mode</a> that aligns items to the center, placing them either left or right of the spine. <code>gutterWidth</code> option available.</p>
+
+{% highlight javascript %}
+
+$container.isotope({
+  layoutMode: 'spineAlign',
+  spineAlign: {
+    gutterWidth: 20
+  },
+  // options...
+});
+
+{% endhighlight %}
+
+  <p>To use this layout mode, grab the <code>$.Isotope.prototype</code> methods from the script at the bottom of this page's source.</p>
+
+</section>
+
+<section id="options" class="clearfix">
+
+  {% include filter-buttons.html %}
+
+  {% include sort-buttons.html %}
+
+  <h3>Etc</h3>
+
+  <ul id="etc" class="clearfix">
+    <li id="toggle-sizes"><a href="#toggle-sizes">Toggle variable sizes</a></li>
+    <li id="insert"><a href="#insert">Insert new elements</a></li>
+    <li id="append"><a href='#append'>Append new elements</a></li>
+    <li id="shuffle"><a href='#shuffle'>Shuffle</a></li>
+  </ul>
+
+</section> <!-- #options -->
+
+<div id="container" class="clickable variable-sizes clearfix">
+  {% for elem_number in site.best_of_order %}
+    {% assign element = site.elements[elem_number] %}
+    {% include element-partial.html %}
+  {% endfor %}
+</div> <!-- #container -->
+
+
+<script src="../{{ site.jquery_js }}"></script>
+<script src="../{{ site.isotope_js }}"></script>
+<script src="../js/fake-element.js"></script>
+<script>
+
+  // custom layout mode spineAlign
+  $.Isotope.prototype._spineAlignReset = function() {
+    this.spineAlign = {
+      colA: 0,
+      colB: 0
+    };
+  };
+
+  $.Isotope.prototype._spineAlignLayout = function( $elems ) {
+    var instance = this,
+        props = this.spineAlign,
+        gutterWidth = Math.round( this.options.spineAlign && this.options.spineAlign.gutterWidth ) || 0,
+        centerX = Math.round(this.element.width() / 2);
+
+    $elems.each(function(){
+      var $this = $(this),
+          isColA = props.colB > props.colA,
+          x = isColA ?
+            centerX - ( $this.outerWidth(true) + gutterWidth / 2 ) : // left side
+            centerX + gutterWidth / 2, // right side
+          y = isColA ? props.colA : props.colB;
+      instance._pushPosition( $this, x, y );
+      props[( isColA ? 'colA' : 'colB' )] += $this.outerHeight(true);
+    });
+  };
+
+  $.Isotope.prototype._spineAlignGetContainerSize = function() {
+    var size = {};
+    size.height = this.spineAlign[( this.spineAlign.colB > this.spineAlign.colA ? 'colB' : 'colA' )];
+    return size;
+  };
+
+  $.Isotope.prototype._spineAlignResizeChanged = function() {
+    return true;
+  };
+
+
+  $(function(){
+    
+    var $container = $('#container');
+    
+    {% include random-sizes.js %}
+    
+    $container.isotope({
+      itemSelector : '.element',
+      layoutMode: 'spineAlign',
+      spineAlign: {
+        gutterWidth: 20
+      },
+      getSortData : {
+        symbol : function( $elem ) {
+          return $elem.attr('data-symbol');
+        },
+        category : function( $elem ) {
+          return $elem.attr('data-category');
+        },
+        number : function( $elem ) {
+          return parseInt( $elem.find('.number').text(), 10 );
+        },
+        weight : function( $elem ) {
+          return parseFloat( $elem.find('.weight').text().replace( /[\(\)]/g, '') );
+        },
+        name : function ( $elem ) {
+          return $elem.find('.name').text();
+        }
+      }
+    });
+      
+    {% include option-set-buttons.js %}
+
+    {% include add-buttons.js %}
+
+    {% include change-sizes.js %}
+
+    var $sortBy = $('#sort-by');
+    $('#shuffle a').click(function(){
+      $container.isotope('shuffle');
+      $sortBy.find('.selected').removeClass('selected');
+      $sortBy.find('[data-option-value="random"]').addClass('selected');
+      return false;
+    });
+    
+  });
+</script>
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