413 行
16 KiB
JavaScript
413 行
16 KiB
JavaScript
/*
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* 版权所有 (C) 2015 知启蒙(ZHIQIM) 保留所有权利。
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*
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* 指定登记&发行网站： https://www.zhiqim.com/ 欢迎加盟知启蒙，[编程有你，知启蒙一路随行]。
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*
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* 本文采用《知启蒙登记发行许可证》，除非符合许可证，否则不可使用该文件！
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* 1、您可以免费使用、修改、合并、出版发行和分发，再授权软件、软件副本及衍生软件；
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* 2、您用于商业用途时，必须在原作者指定的登记网站，按原作者要求进行登记；
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* 3、您在使用、修改、合并、出版发行和分发时，必须包含版权声明、许可声明，及保留原作者的著作权、商标和专利等知识产权；
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* 4、您在互联网、移动互联网等大众网络下发行和分发再授权软件、软件副本及衍生软件时，必须在原作者指定的发行网站进行发行和分发；
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* 5、您可以在以下链接获取一个完整的许可证副本。
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*
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* 许可证链接：http://zhiqim.org/licenses/zhiqim_register_publish_license.htm
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*
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* 除非法律需要或书面同意，软件由原始码方式提供，无任何明示或暗示的保证和条件。详见完整许可证的权限和限制。
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*/
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+(function(Z)
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{
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/****************************************/
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//“轮播图”
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/****************************************/
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// 1、配置举例：
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// <ul id="zoomSlider">
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// <li><img src="https://www.zhiqim.com/document/inc/www/tutorial/guest.jpg"></li>
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// <li><img src="https://www.zhiqim.com/document/inc/www/tutorial/guest.jpg"></li>
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// <li><img src="https://www.zhiqim.com/document/inc/www/tutorial/guest.jpg"></li>
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// <li><img src="https://www.zhiqim.com/document/inc/www/tutorial/guest.jpg"></li>
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// </ul>
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//
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// <script>
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// var newZslider = new Z.Zslider();
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// newZslider.elem = Z("#zoomSlider"); // 列表对象
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// newZslider.width = -1; // 容器宽度，默认为 -1，动态计算
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// newZslider.hasBtn = true; // 左右按钮是否显示，默认为 true
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// newZslider.slideStyle = "slide"; // 播放类型：slide（滑动）fade（渐显），默认为 slide
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// newZslider.tabStyle = "disc"; // tab 菜单类型：disc（实心圆点）circle（空心圆）square（实心方块），默认为 disc
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// newZslider.tabEvent = "click"; // tab 菜单触发方式：click（点击）hover（悬浮），默认为 click
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// newZslider.execute();
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// </script>
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Z.Zslider = Z.Class.newInstance();
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Z.Zslider.prototype =
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{
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//start of Z.Zslider.prototype
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defaults:
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{//定义
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elem: null, // 列表对象
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width: 0, // 容器宽度
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height: 300, // 容器高度
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hasBtn: true, // 左右按钮是否显示，默认为 true
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doResize: false, // 是否自适应缩放
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slideStyle: "slide", // 播放类型：slide（滑动）fade（渐显），默认为 slide
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tabStyle: "disc", // tab 菜单类型：disc（实心圆点）circle（空心圆）square（实心方块），默认为 disc
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tabEvent: "click", // tab 菜单触发方式：click（点击）hover（悬浮）
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playGapless: true, // 无缝轮播
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playAuto: true, // 设定自动滚动
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playSpeed: 4000, // 播放间隔
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playDuration: 800, // 动画时长
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},
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init: function()
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{//初始化
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},
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validate: function()
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{//验证参数
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this.$ul = Z.$elem(this.elem, "Z.Zslider");
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if (!Z.AR.contains(["slide", "fade"], this.slideStyle))
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return false;
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if (!Z.AR.contains(["disc", "circle", "square"], this.tabStyle))
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return false;
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if (!Z.AR.contains(["click", "hover"], this.tabEvent))
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return false;
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return true;
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},
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execute: function()
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{//执行
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//1：检验、设置参数
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if (!this.validate())
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return;
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this.height = this.getRectSize(this.height, this.$ul.offsetHeight());
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if (this.width)
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{
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this.doResize = false;
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this.width = this.getRectSize(this.width, this.$ul.offsetWidth());
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} else {
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this.width = Math.round(this.$ul.offsetWidth());
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}
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if (this.playSpeed < this.playDuration){
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this.playSpeed = this.playDuration;
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}
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if (!this.width || !this.height)
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return Z.alert("[Z.Zslider]参数[width][height]设置有误！");
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//2：重新组装排版
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var wrapHtml = '<div class="z-slider z-relative" style="width:'+this.width+'px;height:'+this.height+'px;">';
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wrapHtml += '<div class="z-sliderList z-absolute z-w100p z-h100p z-overflow-hidden"></div>';
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wrapHtml += '<div class="z-sliderTab z-sliderTab-'+this.tabStyle+' z-w100p z-h0 z-absolute z-l0 z-b0 z-text-center"></div>';
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wrapHtml += '</div>';
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this.$wrap = Z(wrapHtml).insertAfter(this.$ul);
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this.$list = this.$wrap.find(".z-sliderList").append(this.$ul);
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this.$$items = this.$ul.find("li");
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this.$tab = this.$wrap.find(".z-sliderTab");
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this.length = this.$$items.length;
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//3：左右操作按钮
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if (this.hasBtn){
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var btnHtml = '<div class="z-sliderBtn z-w100p z-h0 z-absolute z-l0 z-text-center">';
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btnHtml += '<div class="z-sliderBtn-prev z-absolute z-l0 z-t0 z-w60 z-h100 z-pointer">';
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btnHtml += '<i class="z-font z-text-gray z-arrowhead-left z-absolute z-l0 z-r0 z-mg-lr-auto"></i>';
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btnHtml += '</div>';
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btnHtml += '<div class="z-sliderBtn-next z-absolute z-r0 z-t0 z-w60 z-h100 z-pointer">';
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btnHtml += '<i class="z-font z-text-gray z-arrowhead-right z-absolute z-l0 z-r0 z-mg-lr-auto"></i>';
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btnHtml += '</div>';
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btnHtml += '</div>';
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this.$btn = Z(btnHtml).appendTo(this.$wrap);
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this.$btn.find(".z-sliderBtn-prev").on("click", this.sliderPrev, this);
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this.$btn.find(".z-sliderBtn-next").on("click", this.sliderNext, this);
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}
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//4：底部导航 tab 按钮
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var tabsHtml = "";
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var i = 0;
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for (i;i < this.length;i++){
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tabsHtml += '<div></div>';
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}
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this.$tab[0].insertAdjacentHTML("beforeend",tabsHtml);
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this.$$tabs = this.$tab.find("div");
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Z(this.$$tabs[0]).addClass("z-active");
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//5：list 样式
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if (this.slideStyle === "slide")
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{//滑动处理
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this.$ul.css("width", this.length * this.width).css("transition-duration",this.playDuration+"ms");
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var $item;
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for (i = 0;i < this.length;i++)
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{
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$item = this.$$items[i];
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Z($item).css({
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"width": this.width,
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"transform": "translate3d(" + i * this.width + "px,0,0)"
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});
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if (i === 0){
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this.$firstClone = Z($item.cloneNode("deep")).css("transform","translate3d(" + this.length * this.width + "px,0,0)");
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}
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if (i === this.length - 1){
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this.$lastClone = Z($item.cloneNode("deep")).css("transform","translate3d(-" + this.width + "px,0,0)");
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}
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}
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//插入克隆体
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this.$firstClone.appendTo(this.$ul);
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this.$lastClone.appendTo(this.$ul);
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//滑动结束，判断是否可滑动
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this.$ul.on(this.transitionFixed(), this.slideEnd, this);
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}
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else if (this.slideStyle === "fade")
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{//渐显处理
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this.$$items.css("top","0").css("transition-property","opacity,top");
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Z(this.$$items[0]).css("opacity",1).siblings("li").css("opacity",0).addClass("z-hide");
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//渐隐结束，隐藏该元素
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this.$$items.on(this.transitionFixed(), this.fadeEnd, this);
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}
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this.$$items.css("transition-duration",this.playDuration+"ms");
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Z(this.$$items[0]).addClass("z-active");
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//6：绑定事件
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var tabEvent = (this.tabEvent === "click")?"click":"mouseenter";
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this.$$tabs.on(tabEvent, this.tabTrigger, this);
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this.$wrap.on("mouseenter", this.wrapEnter, this);
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this.$wrap.on("mouseleave", this.wrapLeave, this);
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if (this.doResize)
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Z(window).on('resize', this.resize, this);
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//7：开始执行动画
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this.autoPlay();
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},
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autoPlay: function()
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{//自动播放
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if(this.playAuto && !this.playAutoTimer)
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this.playAutoTimer = setInterval(this.sliderNext, this.playSpeed, null, this);
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},
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wrapEnter: function()
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{
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if(this.$btn){
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this.$btn.addClass("z-active");
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}
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//清除自动
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clearInterval(this.playAutoTimer);
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this.playAutoTimer = null;
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},
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wrapLeave: function()
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{
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if(this.$btn){
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this.$btn.removeClass("z-active");
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}
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this.autoPlay();
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},
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sliderNext: function(event, thisObj)
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{//后一个展示
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thisObj = thisObj || this;
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thisObj.sliderPlay(1);
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},
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sliderStay: function ()
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{//保持展示
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this.sliderPlay(0);
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},
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sliderPrev: function()
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{//前一个展示
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this.sliderPlay(-1);
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},
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sliderPlay: function(step)
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{//播放方法
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if (this.sliding){
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return;
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}
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this[this.slideStyle+"ToPlay"](step);
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},
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slideToPlay: function(step)
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{//滑动方法
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this.sliding = true;
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step = +step;
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var $activeItem = this.$ul.find(".z-active");
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var activeIndex = Z.AR.indexOf(this.$$items, $activeItem[0]);
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$activeItem.removeClass("z-active");
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//即将展示对象的索引值
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var shouldIndex = activeIndex + step;
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if (shouldIndex >= this.length) shouldIndex = 0;
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if (shouldIndex <= -1) shouldIndex = this.length - 1;
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//定义定位
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var $shouldActive = Z(this.$$items[shouldIndex]);
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var ulTrans = -shouldIndex * this.width;
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//逐步滚动 |step| = 1 到边缘时，实现无缝滚动
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if (this.playGapless)
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{
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if (step === 1 && shouldIndex === 0) {
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$shouldActive = this.$firstClone;
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ulTrans = -this.length * this.width;
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}
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if (step === -1 && shouldIndex === this.length - 1) {
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$shouldActive = this.$lastClone;
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ulTrans = this.width;
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}
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}
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// 新定位
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this.$ul.css("transform", "translate3d("+ulTrans+"px,0,0)");
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if (this.$ul.css("transition-property") === "none"){
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this.$ul.css("transition-property", "transform");
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}
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$shouldActive.addClass("z-active");
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//tab 展示
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Z(this.$$tabs[shouldIndex]).addClass("z-active").siblings("div").removeClass("z-active");
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},
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fadeToPlay: function(step)
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{//渐显方法
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step = +step;
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var $activeItem = this.$ul.find(".z-active");
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var activeIndex = Z.AR.indexOf(this.$$items, $activeItem[0]);
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$activeItem.removeClass("z-active").css("opacity",0).css("top",-10);
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var shouldIndex = activeIndex + step;
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if (shouldIndex >= this.length) shouldIndex = 0;
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if (shouldIndex <= -1) shouldIndex = this.length - 1;
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var $shouldActive = Z(this.$$items[shouldIndex]);
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$shouldActive.removeClass("z-hide").addClass("z-active").css("opacity",1);
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//tab 展示
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Z(this.$$tabs[shouldIndex]).addClass("z-active").siblings("div").removeClass("z-active");
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},
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fadeEnd: function(ev)
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{
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var $thisItem = Z(Z.E.current(ev));
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if (!$thisItem.hasClass("z-active")){
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$thisItem.addClass("z-hide").css("top",0);
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}
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},
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slideEnd: function(ev)
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{
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//判断是否处于 list 边缘
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var $activeItem = this.$ul.find(".z-active");
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var activeIndex = Z.AR.indexOf(this.$$items, $activeItem[0]);
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if (activeIndex > -1){
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return this.sliding = false;
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}
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$activeItem.removeClass("z-active");
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//无缝播放
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if (this.playGapless)
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{
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this.$ul.css("transition-property","none");
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if ($activeItem[0] === this.$firstClone[0]){
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this.$ul.css("transform","translate3d(0,0,0)");
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Z(this.$$items[0]).addClass("z-active");
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}
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if ($activeItem[0] === this.$lastClone[0]){
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this.$ul.css("transform","translate3d(-"+(this.length - 1) * this.width+"px,0,0)");
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Z(this.$$items[this.length - 1]).addClass("z-active");
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}
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}
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this.sliding = false;
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},
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tabTrigger: function(ev)
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{//tab 触发
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var $activeTab = this.$tab.find(".z-active");
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var activeIndex = Z.AR.indexOf(this.$$tabs, $activeTab[0]);
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var $shouldTab = Z(Z.E.current(ev));
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var shouldIndex = Z.AR.indexOf(this.$$tabs, $shouldTab[0]);
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var step = shouldIndex - activeIndex;
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this.sliderPlay(step);
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},
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resize: function()
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{
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// 停止自动播放
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this.sliding = true;
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if (this.playAutoTimer)
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{
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clearInterval(this.playAutoTimer);
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this.playAutoTimer = null;
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}
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// 设置延迟，自动播放
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if (!this.resizeStep)
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this.resizeStep = 0;
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this.resizeStep++;
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if (this.delayAutoPlay)
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clearTimeout(this.delayAutoPlay);
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this.delayAutoPlay = setTimeout(this.delayResize, this.playDuration, this, this.resizeStep);
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// 重置大小
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this.$wrap.css('width', 'auto');
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this.width = this.$wrap.offsetWidth();
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this.$wrap.css({
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"width": this.width,
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});
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this.$ul.css("width", this.length * this.width);
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this.$ul.find('li').css('width', this.width);
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for (var i = 0;i < this.length;i++) {
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Z(this.$$items[i]).css({"transform": "translate3d(" + i * this.width + "px,0,0)"});
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}
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this.$firstClone.css({"transform": "translate3d(" + this.length * this.width + "px,0,0)"});
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this.$lastClone.css({"transform":"translate3d(-" + this.width + "px,0,0)"});
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// 定位当前
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var $activeItem = this.$ul.find(".z-active");
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var activeIndex = Z.AR.indexOf(this.$$items, $activeItem[0]);
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var ulTrans = -activeIndex * this.width;
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this.$ul.css("transform", "translate3d("+ ulTrans +"px,0,0)");
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},
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delayResize: function(thisObj, resizeStep)
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{
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clearTimeout(thisObj.delayAutoPlay);
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if (resizeStep !== thisObj.resizeStep)
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return;
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thisObj.resizeStep = null;
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thisObj.autoPlay();
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},
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transitionFixed: function()
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{//兼容写法
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var $div = document.createElement('div');
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if ($div.style["transition"] !== undefined ){
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$div = null;
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return "transitionend";
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}
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if ($div.style["OTransition"] !== undefined ){
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$div = null;
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return "oTransitionEnd";
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}
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if ($div.style["WebkitTransition"] !== undefined ){
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$div = null;
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return "webkitTransitionEnd";
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}
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},
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getRectSize: function(val, all)
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{
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if (/^\d+(\.\d+)?%$/.test(val))
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{
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val = parseFloat(val) / 100 * all;
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}
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else
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{
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val = parseFloat(val) || all;
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if (val < 0)
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val = all;
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}
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return Math.round(val);
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},
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//end of Z.Zslider.prototype
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}
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//END
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})(zhiqim); |