From 90142bd07f926ef8a7f3ea86a563ec0ca648ca5d Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Tue, 3 Jun 2014 17:51:34 -0400
Subject: pulling in more stuff from posthang

---
 public/assets/javascripts/vendor/polyfill.js | 80 ++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 public/assets/javascripts/vendor/polyfill.js

(limited to 'public/assets/javascripts/vendor/polyfill.js')

diff --git a/public/assets/javascripts/vendor/polyfill.js b/public/assets/javascripts/vendor/polyfill.js
new file mode 100644
index 0000000..f97e438
--- /dev/null
+++ b/public/assets/javascripts/vendor/polyfill.js
@@ -0,0 +1,80 @@
+// Check if supports 3D transforms
+function has3d(){
+	var el = $('<p>')[0], $iframe = $('<iframe>'), has3d, t,
+		transforms = {
+			'webkitTransform': '-webkit-transform',
+			'OTransform': '-o-transform',
+			'msTransform': '-ms-transform',
+			'transform': 'transform'
+		};
+ 
+	// Add it to the body to get the computed style
+	// Sandbox it inside an iframe to avoid Android Browser quirks
+	$iframe.appendTo('body').contents().find('body').append( el );
+ 
+	for (t in transforms) {
+		if (el.style[t] !== undefined) {
+			el.style[t] = 'translate3d(1px,1px,1px)';
+			has3d = window.getComputedStyle(el).getPropertyValue(transforms[t]);
+		}
+	}
+ 
+	$iframe.remove();
+ 
+	return has3d !== undefined && has3d.length > 0 && has3d !== "none";
+}
+
+// Identify browser based on useragent string
+(function( ua ) {
+  ua = ua.toLowerCase();
+  var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
+    /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
+    /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
+    /(msie) ([\w.]+)/.exec( ua ) ||
+    ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
+    [];
+  var matched = {
+    browser: match[ 1 ] || "",
+    version: match[ 2 ] || "0"
+  };
+  browser = {};
+  if ( matched.browser ) {
+      browser[ matched.browser ] = true;
+      browser.version = matched.version;
+  }
+  // Chrome is Webkit, but Webkit is also Safari.
+  if ( browser.chrome ) {
+    browser.webkit = true;
+  } else if ( browser.webkit ) {
+    browser.safari = true;
+  }
+  $.browser = browser;
+  return browser;
+})( navigator.userAgent );
+
+
+// rAF shim
+(function() {
+    var lastTime = 0;
+    var vendors = ['ms', 'moz', 'webkit', 'o'];
+    for(var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
+        window.requestAnimationFrame = window[vendors[x]+'RequestAnimationFrame'];
+        window.cancelAnimationFrame = window[vendors[x]+'CancelAnimationFrame'] 
+                                   || window[vendors[x]+'CancelRequestAnimationFrame'];
+    }
+ 
+    if (!window.requestAnimationFrame)
+        window.requestAnimationFrame = function(callback, element) {
+            var currTime = new Date().getTime();
+            var timeToCall = Math.max(0, 16 - (currTime - lastTime));
+            var id = window.setTimeout(function() { callback(currTime + timeToCall); }, 
+              timeToCall);
+            lastTime = currTime + timeToCall;
+            return id;
+        };
+ 
+    if (!window.cancelAnimationFrame)
+        window.cancelAnimationFrame = function(id) {
+            clearTimeout(id);
+        };
+}());
-- 
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