From fbf05115c17163d91e9f649a348e3e6800a22d5e Mon Sep 17 00:00:00 2001
From: Jules <jules@asdf.us>
Date: Sun, 11 Sep 2016 10:19:07 -0400
Subject: init latest version of harp

---
 js/vendor/util.js | 177 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 177 insertions(+)
 create mode 100644 js/vendor/util.js

(limited to 'js/vendor/util.js')

diff --git a/js/vendor/util.js b/js/vendor/util.js
new file mode 100644
index 0000000..0aabd29
--- /dev/null
+++ b/js/vendor/util.js
@@ -0,0 +1,177 @@
+window.addEventListener('message', function(e) {
+  console.log(e.data)
+  if (e.data == "click") {
+    document.body.click()
+  }
+  if (e.data == "ready") {
+    app.ready()
+  }
+})
+
+function rand(n){ return (Math.random()*n) }
+function randint(n){ return rand(n)|0 }
+function randrange(a,b){ return a + rand(b-a) }
+function choice(a){ return a[randint(a.length)] }
+function clamp(n,a,b){ return n<a?a:n<b?n:b }
+function lerp(n,a,b){ return (b-a)*n+a }
+function avg(m,n,a){ return (m*(a-1)+n)/a }
+function mod(n,m){ return n-(m * Math.floor(n/m)) }
+function quantize(a,b){ return Math.round(a/b)*b }
+function dist(x0,y0,x1,y1){
+  var dx = x1-x0
+  var dy = y1-y0
+  return Math.sqrt(dx*dx + dy*dy)
+}
+function angle(x0,y0,x1,y1){ return Math.atan2(y1-y0,x1-x0) }
+function pluck(h,a){
+  var hh = {}
+  if (typeof a == "string") a = a.split(" ");
+  a.forEach(function(s){ hh[s] = h[s] })
+  return hh
+}
+
+function defaults (dest, src) {
+	dest = dest || {}
+	for (var i in src) {
+		dest[i] = typeof dest[i] == 'undefined' ? src[i] : dest[i]
+	}
+	return dest
+}
+
+function getFirstTouch(fn){
+  return function(e){
+    e.preventDefault()
+    var touch = e.touches[0]
+    fn(touch)
+  }
+}
+
+function offsetFromPoint(event, element) {
+  function a(width) {
+    var l = 0, r = 200;
+    while (r - l > 0.0001) {
+      var mid = (r + l) / 2;
+      var a = document.createElement('div');
+      a.style.cssText = 'position: absolute;left:0;top:0;background: red;z-index: 1000;';
+      a.style[width ? 'width' : 'height'] = mid.toFixed(3) + '%';
+      a.style[width ? 'height' : 'width'] = '100%';
+      element.appendChild(a);
+      var x = document.elementFromPoint(event.clientX, event.clientY);
+      element.removeChild(a);
+      if (x === a) {
+        r = mid;
+      } else {
+        if (r === 200) {
+          return null;
+        }
+        l = mid;
+      }
+    }
+    return mid;
+  }
+  var l = a(1), 
+      t = a(0);
+  return l && t ? {
+    left: l / 100,
+    top: t / 100,
+    toString: function () {
+      return 'left: ' + l + '%, top: ' + t + '%';
+    }
+  } : null;
+}
+
+// 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]);
+		}
+	}
+ 
+	$iframe.remove();
+ 
+	return has3d !== undefined && has3d.length > 0 && has3d !== "none";
+}
+
+// Identify browser based on useragent string
+;(function( ua ) {
+  ua = ua.toLowerCase();
+  var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
+    /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
+    /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
+    /(msie) ([\w.]+)/.exec( ua ) ||
+    ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
+    [];
+  var matched = {
+    browser: match[ 1 ] || "",
+    version: match[ 2 ] || "0"
+  };
+  browser = {};
+  if ( matched.browser ) {
+      browser[ matched.browser ] = true;
+      browser.version = matched.version;
+  }
+  // Chrome is Webkit, but Webkit is also Safari.
+  if ( browser.chrome ) {
+    browser.webkit = true;
+  } else if ( browser.webkit ) {
+    browser.safari = true;
+  }
+  if (window.$) $.browser = browser;
+  return browser;
+})( navigator.userAgent );
+
+// Naive useragent detection pattern
+var is_iphone = (navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i))
+var is_ipad = (navigator.userAgent.match(/iPad/i))
+var is_android = (navigator.userAgent.match(/Android/i))
+var is_mobile = is_iphone || is_ipad || is_android
+var is_desktop = ! is_mobile;
+var app_devicePixelRatio = 1;
+var transformProp = browser.safari ? "WebkitTransform" : "transform";
+
+if (is_mobile) {
+	$("html").addClass("mobile")
+}
+else {
+  $("html").addClass("desktop")
+}
+
+// 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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