import from la bonne adresse and first refactoring for ouidade.com

2017-06-19 11:25:19 +02:00
commit 344dae1543
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+// CSS Regions
+// http://www.w3.org/TR/css3-regions/
+// By: Mihai Balan
+
+// We start with a CSS parser test then we check page geometry to see if it's affected by regions
+// Later we might be able to retire the second part, as WebKit builds with the false positives die out
+
+Modernizr.addTest('regions', function() {
+
+	/* Get the 'flowFrom' property name available in the browser. Either default or vendor prefixed.
+	If the property name can't be found we'll get Boolean 'false' and fail quickly */
+	var flowFromProperty = Modernizr.prefixed("flowFrom"),
+		flowIntoProperty = Modernizr.prefixed("flowInto");
+
+	if (!flowFromProperty || !flowIntoProperty){
+		return false;
+	}
+
+	/* If CSS parsing is there, try to determine if regions actually work. */
+	var container		= document.createElement('div'),
+		content			= document.createElement('div'),
+		region			= document.createElement('div'),
+
+	/* we create a random, unlikely to be generated flow number to make sure we don't
+	clash with anything more vanilla, like 'flow', or 'article', or 'f1' */
+	flowName = 'modernizr_flow_for_regions_check';
+
+	/* First create a div with two adjacent divs inside it. The first will be the
+	content, the second will be the region. To be able to distinguish between the two,
+	we'll give the region a particular padding */
+	content.innerText		= 'M';
+	container.style.cssText	= 'top: 150px; left: 150px; padding: 0px;';
+	region.style.cssText	= 'width: 50px; height: 50px; padding: 42px;';
+
+	region.style[flowFromProperty] = flowName;
+	container.appendChild(content);
+	container.appendChild(region);
+	document.documentElement.appendChild(container);
+
+	/* Now compute the bounding client rect, before and after attempting to flow the
+	content div in the region div. If regions are enabled, the after bounding rect
+	should reflect the padding of the region div.*/
+	var flowedRect, delta,
+		plainRect = content.getBoundingClientRect();
+
+
+	content.style[flowIntoProperty] = flowName;
+	flowedRect = content.getBoundingClientRect();
+
+	delta = flowedRect.left - plainRect.left;
+	document.documentElement.removeChild(container);
+	content = region = container = undefined;
+
+	return (delta == 42);
+});