JavaScript基於面向物件實現的無縫滾動輪播示例
阿新 • • 發佈:2020-01-18
本文例項講述了JavaScript基於面向物件實現的無縫滾動輪播。分享給大家供大家參考,具體如下:
無縫輪播 面向物件
一、HTML及CSS部分同前文《原生JavaScript實現的無縫滾動功能》。
JavaScript面向物件部分如下:
function Seamless(obj) { this.obj = document.getElementById(obj); this.oXSlide = GLOBAL.Dom.getElementsByClassName('J_XSlide',this.obj)[0]; this.li = this.oXSlide.getElementsByTagName('li'); this.liTabs = GLOBAL.Dom.getElementsByClassName('tabs',this.obj)[0].getElementsByTagName('li'); this.iNow = 0; this.timer = null; this.playTime = 2000; this.init(); } Seamless.prototype = { // 初始化 init: function() { var _this = this; this.timer = setInterval(function(){ _this.autoPlay(); },this.playTime); this.overOut(); this.tab(); },tab: function() { var _this = this; var btn = GLOBAL.Dom.getElementsByClassName('btn',this.obj); this.oXSlide.style.width = this.li.length * this.li[0].offsetWidth + 'px'; for(var i = 0,len = this.liTabs.length; i < len; i++) { this.liTabs[i].index = i; GLOBAL.Event.addHandler(this.liTabs[i],'mouseover',function() { _this.showItem(this.index); }); } GLOBAL.Event.addHandler(btn[0],'click',function() { _this.moveLeft(); }); GLOBAL.Event.addHandler(btn[1],function() { _this.moveRight(); }); },// 移入移出時,輪播暫停與開始 overOut: function() { var _this = this; GLOBAL.Event.addHandler(this.obj,function() { clearInterval(_this.timer); }); GLOBAL.Event.addHandler(this.obj,'mouseout',function() { _this.timer = setInterval(function() { _this.autoPlay(); },_this.playTime); }); },autoPlay: function() { this.moveRight(); },// 選項卡 showItem:function (n) { for(var i = 0,len = this.liTabs.length; i < len; i++) { this.liTabs[i].className = 'tab'; } if(n == this.liTabs.length) { this.liTabs[0].className = 'tab cur'; } else { this.liTabs[n].className = 'tab cur'; } startMove(this.oXSlide,{'left': -n * this.li[0].offsetWidth}); },moveLeft:function () { this.iNow--; if(this.iNow == -1) { this.oXSlide.style.left = -this.liTabs.length * this.li[0].offsetWidth + 'px'; this.iNow = this.liTabs.length - 1; } this.showItem(this.iNow); },moveRight:function () { this.iNow++; if(this.iNow == this.li.length) { this.oXSlide.style.left = 0; this.iNow = 1; } this.showItem(this.iNow); } }; new Seamless('box');
更多關於JavaScript相關內容感興趣的讀者可檢視本站專題:《JavaScript切換特效與技巧總結》、《JavaScript查詢演算法技巧總結》、《JavaScript動畫特效與技巧彙總》、《JavaScript錯誤與除錯技巧總結》、《JavaScript資料結構與演算法技巧總結》、《JavaScript遍歷演算法與技巧總結》及《JavaScript數學運算用法總結》
希望本文所述對大家JavaScript程式設計有所幫助。