1 files changed, 71 insertions, 0 deletions
diff --git a/frontend/gamma/js/Zepto/fx_methods.js b/frontend/gamma/js/Zepto/fx_methods.js
new file mode 100644
index 0000000..23daf6e
--- a/dev/null
+++ b/frontend/gamma/js/Zepto/fx_methods.js
@@ -0,0 +1,71 @@
+//     Zepto.js
+//     (c) 2010-2012 Thomas Fuchs
+//     Zepto.js may be freely distributed under the MIT license.
+
+;(function($, undefined){
+  var document = window.document, docElem = document.documentElement,
+    origShow = $.fn.show, origHide = $.fn.hide, origToggle = $.fn.toggle
+
+  function anim(el, speed, opacity, scale, callback) {
+    if (typeof speed == 'function' && !callback) callback = speed, speed = undefined
+    var props = { opacity: opacity }
+    if (scale) {
+      props.scale = scale
+      el.css($.fx.cssPrefix + 'transform-origin', '0 0')
+    }
+    return el.animate(props, speed, null, callback)
+  }
+
+  function hide(el, speed, scale, callback) {
+    return anim(el, speed, 0, scale, function(){
+      origHide.call($(this))
+      callback && callback.call(this)
+    })
+  }
+
+  $.fn.show = function(speed, callback) {
+    origShow.call(this)
+    if (speed === undefined) speed = 0
+    else this.css('opacity', 0)
+    return anim(this, speed, 1, '1,1', callback)
+  }
+
+  $.fn.hide = function(speed, callback) {
+    if (speed === undefined) return origHide.call(this)
+    else return hide(this, speed, '0,0', callback)
+  }
+
+  $.fn.toggle = function(speed, callback) {
+    if (speed === undefined || typeof speed == 'boolean')
+      return origToggle.call(this, speed)
+    else return this.each(function(){
+      var el = $(this)
+      el[el.css('display') == 'none' ? 'show' : 'hide'](speed, callback)
+    })
+  }
+
+  $.fn.fadeTo = function(speed, opacity, callback) {
+    return anim(this, speed, opacity, null, callback)
+  }
+
+  $.fn.fadeIn = function(speed, callback) {
+    var target = this.css('opacity')
+    if (target > 0) this.css('opacity', 0)
+    else target = 1
+    return origShow.call(this).fadeTo(speed, target, callback)
+  }
+
+  $.fn.fadeOut = function(speed, callback) {
+    return hide(this, speed, null, callback)
+  }
+
+  $.fn.fadeToggle = function(speed, callback) {
+    return this.each(function(){
+      var el = $(this)
+      el[
+        (el.css('opacity') == 0 || el.css('display') == 'none') ? 'fadeIn' : 'fadeOut'
+      ](speed, callback)
+    })
+  }
+
+})(Zepto)