JQuery实现侧边栏菜单

 
 
 
 
 
 
 
 
点击左上角的按钮打开菜单
 
适用浏览器：、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗. 
不支持IE及以下浏览器。
 
 
 
 
 
 
 

var paperMenu = { $window: $('#paper-window'), $paperFront: $('#paper-front'), $hamburger: $('.hamburger'), offset: , pageHeight: $('#paper-front').outerHeight(), open: function () { this.$window.addClass('tilt'); this.$hamburger.off('click'); $('#container, .hamburger').on('click', this.close.bind(this)); this.hamburgerFix(true); // console.log('opening...'); }, close: function () { this.$window.removeClass('tilt'); $('#container, .hamburger').off('click'); this.$hamburger.on('click', this.open.bind(this)); this.hamburgerFix(false); // console.log('closing...'); }, updateTransformOrigin: function () { scrollTop = this.$window.scrollTop(); equation = (scrollTop + this.offset) / this.pageHeight * ; this.$paperFront.css('transform-origin', 'center ' + equation + '%'); }, hamburgerFix: function (opening) { if (opening) { $('.hamburger').css({ position: 'absolute', top: this.$window.scrollTop() + + 'px' }); } else { setTimeout(function () { $('.hamburger').css({ position: 'fixed', top: 'px' }); }, ); } }, bindEvents: function () { this.$hamburger.on('click', this.open.bind(this)); $('.close').on('click', this.close.bind(this)); this.$window.on('scroll', this.updateTransformOrigin.bind(this)); }, init: function () { this.bindEvents(); this.updateTransformOrigin(); } }; paperMenu.init();