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- !function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports["Scrollload.js"]=e():t["Scrollload.js"]=e()}(this,function(){return function(t){function e(i){if(o[i])return o[i].exports;var n=o[i]={i:i,l:!1,exports:{}};return t[i].call(n.exports,n,n.exports,e),n.l=!0,n.exports}var o={};return e.m=t,e.c=o,e.i=function(t){return t},e.d=function(t,o,i){e.o(t,o)||Object.defineProperty(t,o,{configurable:!1,enumerable:!0,get:i})},e.n=function(t){var o=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(o,"a",o),o},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="",e(e.s=8)}([function(t,e,o){"use strict";function i(t,e){"transform"in e&&(e.webkitTransform=e.transform),"transition"in e&&(e.webkitTransition=e.transition),t.forEach(function(t){return t&&o.i(r.a)(t.style,e)})}function n(t){var e=document.createElement("style");e.appendChild(document.createTextNode(t)),document.getElementsByTagName("head")[0].appendChild(e)}function s(){}var r=o(1);e.a=i,e.b=n,e.c=s},function(t,e,o){"use strict";var i=function(t,e){if(null==t)throw new TypeError("Cannot convert undefined or null to object");for(var o=Object(t),i=1;i<arguments.length;i++){var n=arguments[i];if(null!=n)for(var s in n)Object.prototype.hasOwnProperty.call(n,s)&&(o[s]=n[s])}return o};e.a=i},function(t,e){t.exports=function(){var t=[];return t.toString=function(){for(var t=[],e=0;e<this.length;e++){var o=this[e];o[2]?t.push("@media "+o[2]+"{"+o[1]+"}"):t.push(o[1])}return t.join("")},t.i=function(e,o){"string"==typeof e&&(e=[[null,e,""]]);for(var i={},n=0;n<this.length;n++){var s=this[n][0];"number"==typeof s&&(i[s]=!0)}for(n=0;n<e.length;n++){var r=e[n];"number"==typeof r[0]&&i[r[0]]||(o&&!r[2]?r[2]=o:o&&(r[2]="("+r[2]+") and ("+o+")"),t.push(r))}},t}},,,function(t,e,o){"use strict";function i(t){return'<div style="text-align: center;font-size: 12px;line-height: 50px;">'+t+"</div>"}function n(t,e,i){o.i(s.a)([t],{transform:"translate3d(-"+18*i+"px, 0, 0)"}),o.i(s.a)([e],{transform:"translate3d("+18*i+"px, 0, 0)"})}var s=o(0);o.i(s.b)(o(7)[0][1]);var r='\n <div style="height: 50px;">\n <div class="sl-ld">\n <div class="sl-ld-ball"></div>\n <div class="sl-ld-ball"></div>\n </div>\n </div>\n',a='\n <div style="height: 50px;">\n <div class="sl-ld">\n <div class="sl-ld-ball sl-ld-ball-anim"></div>\n <div class="sl-ld-ball sl-ld-ball-anim"></div>\n </div>\n </div>\n',l={loadingHtml:a,noMoreDataHtml:i("没有更多数据了"),exceptionHtml:i("出现异常"),notEnoughRefreshPortHtml:r,overRefreshPortHtml:r,refreshingHtml:a,notEnoughRefreshPortHandler:function(t){n(t.ball1,t.ball2,t.distance/t.topContentDomHeight)},initedHandler:function(t){var e=t.container.querySelectorAll(".sl-ld-ball");t.ball1=e[0],t.ball2=e[1]}};e.a=l},function(t,e,o){"use strict";e.a=function(t,e,o){var i,n,s,r,a=0;o||(o={});var l=function(){a=!1===o.leading?0:Date.now(),i=null,r=t.apply(n,s),i||(n=s=null)},h=function(){var h=Date.now();a||!1!==o.leading||(a=h);var c=e-(h-a);return n=this,s=arguments,c<=0||c>e?(i&&(clearTimeout(i),i=null),a=h,r=t.apply(n,s),i||(n=s=null)):i||!1===o.trailing||(i=setTimeout(l,c)),r};return h.cancel=function(){clearTimeout(i),a=0,i=n=s=null},h}},function(t,e,o){e=t.exports=o(2)(),e.push([t.i,"@-webkit-keyframes sl-ld-ball-anim1{0%{z-index:1;-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0)}50%{-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0)}to{z-index:2;-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0)}}@keyframes sl-ld-ball-anim1{0%{z-index:1;-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0)}50%{-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0)}to{z-index:2;-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0)}}@-webkit-keyframes sl-ld-ball-anim2{0%{z-index:2;-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0)}50%{-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0)}to{z-index:1;-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0)}}@keyframes sl-ld-ball-anim2{0%{z-index:2;-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0)}50%{-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0)}to{z-index:1;-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0)}}.sl-ld{position:relative;width:0;margin:0 auto;height:50px}.sl-ld-ball{width:16px;height:16px;border-radius:50%;position:absolute;top:17px;left:-8px}.sl-ld-ball:first-of-type{-webkit-transform:translate3d(-18px,0,0);transform:translate3d(-18px,0,0);background:#0462dc;z-index:1}.sl-ld-ball:nth-of-type(2){-webkit-transform:translate3d(18px,0,0);transform:translate3d(18px,0,0);background:#fc0284;z-index:2}.sl-ld-ball-anim:first-of-type{-webkit-animation:sl-ld-ball-anim1 1.2s linear infinite;animation:sl-ld-ball-anim1 1.2s linear infinite}.sl-ld-ball-anim:nth-of-type(2){-webkit-animation:sl-ld-ball-anim2 1.2s linear infinite;animation:sl-ld-ball-anim2 1.2s linear infinite}",""])},function(t,e,o){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var n=o(6),s=o(1),r=o(0),a=o(5),l=function(){function t(t,e){for(var o=0;o<e.length;o++){var i=e[o];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,o,i){return o&&t(e.prototype,o),i&&t(e,i),e}}(),h=function(){function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};i(this,t),this._options=o.i(s.a)({},t.defaultOptions,e);var r=this._options.container||document.querySelector(".scrollload-container");if(this.container=r,!(r instanceof HTMLElement))throw new Error("container must be a HTMLElement instance!");if(this.win=this._options.window,this.isGlobalScroll=this.win===window,this.contentDom=this._options.content||this.container.querySelector(".scrollload-content"),!(this.contentDom instanceof HTMLElement))throw new Error("content must be a HTMLElement instance!");this._options.enableLoadMore&&(this.windowHeight=window.innerHeight,this.isLock=this._options.isInitLock,this.hasMoreData=!0,this.createBottomDom(),this.scrollListener=this.scrollListener.bind(this),this.resizeListener=this.resizeListener.bind(this),this.scrollListenerWrapThrottle=o.i(n.a)(this.scrollListener,50),this.resizeListenerWrapThrottle=o.i(n.a)(this.resizeListener,50),this.attachScrollListener()),this._options.enablePullRefresh&&(this.createTopDom(),this.startPageY=0,this.prePageY=0,this.isMoving=!1,this.isMovingDown=!0,this.isRefreshing=!1,this.distance=0,this.enterTouchStart=!1,this.touchStart=this.touchStart.bind(this),this.touchMove=this.touchMove.bind(this),this.touchEnd=this.touchEnd.bind(this),this.attachTouchListener()),this._options.initedHandler.call(this,this)}return l(t,[{key:"createBottomDom",value:function(){this.container.insertAdjacentHTML("beforeend",'<div class="scrollload-bottom">'+this._options.loadingHtml+"</div>"),this.bottomDom=this.container.querySelector(".scrollload-bottom")}},{key:"createTopDom",value:function(){var t=this._options,e=t.notEnoughRefreshPortHtml,o=t.overRefreshPortHtml,i=t.refreshingHtml;this.container.insertAdjacentHTML("afterbegin",'<div class="scrollload-top" style="position: relative;">\n <div class="scrollload-top-content" style="position: absolute; left: 0; right: 0;">\n <div class="scrollload-notEnoughRefreshPort" style="display: block">'+e+'</div>\n <div class="scrollload-overRefreshPort" style="display: none">'+o+'</div>\n <div class="scrollload-refreshing" style="display: none">'+i+"</div>\n </div>\n </div>");var n=this.container.querySelector(".scrollload-top"),s=n.querySelector(".scrollload-top-content");this.notEnoughRefreshPortDom=s.querySelector(".scrollload-notEnoughRefreshPort"),this.overRefreshPortDom=s.querySelector(".scrollload-overRefreshPort"),this.refreshingDom=s.querySelector(".scrollload-refreshing");var r=s.clientHeight,a=s.clientWidth;n.style.top="-"+r+"px",s.style.clip="rect("+r+"px "+a+"px "+r+"px 0)",this.topContentDomHeight=r,this.topContentDomWidth=a,this.topDom=n,this.topContentDom=s}},{key:"showNoMoreDataDom",value:function(){this.bottomDom.innerHTML=this._options.noMoreDataHtml}},{key:"showLoadingDom",value:function(){this.bottomDom.innerHTML=this._options.loadingHtml}},{key:"showExceptionDom",value:function(){this.bottomDom.innerHTML=this._options.exceptionHtml}},{key:"showNotEnoughRefreshPortDom",value:function(){o.i(r.a)([this.overRefreshPortDom,this.refreshingDom],{display:"none"}),o.i(r.a)([this.notEnoughRefreshPortDom],{display:"block"})}},{key:"showOverRefreshPortDom",value:function(){o.i(r.a)([this.notEnoughRefreshPortDom,this.refreshingDom],{display:"none"}),o.i(r.a)([this.overRefreshPortDom],{display:"block"})}},{key:"showRefreshingDom",value:function(){o.i(r.a)([this.notEnoughRefreshPortDom,this.overRefreshPortDom],{display:"none"}),o.i(r.a)([this.refreshingDom],{display:"block"})}},{key:"calMovingDistance",value:function(t){this.distance=this._options.calMovingDistance(t)}},{key:"setTopDomClipTop",value:function(t){this.topContentDom.style.clip="rect("+t+"px "+this.topContentDomWidth+"px "+this.topContentDomHeight+"px 0)"}},{key:"isTop",value:function(){return this.isGlobalScroll?window.pageYOffset<=0:this.win.scrollTop<=1}},{key:"refreshComplete",value:function(){o.i(r.a)([this.topDom,this.contentDom,this.bottomDom],{transition:"all 300ms",transform:"translate3d(0, 0, 0)"}),o.i(r.a)([this.topContentDom],{transition:"all 300ms"}),this.setTopDomClipTop(this.topContentDomHeight),this.isRefreshing=!1}},{key:"movingHandler",value:function(){this.isArrivedRefreshPort()&&this.arrivedRefreshPortHandler(),this.isOverRefreshPort()?this.overRefreshPortHandler():this.notEnoughRefreshPortHandler();var t=Math.max(this.distance,0);0===t&&(this.isMoving=!1),o.i(r.a)([this.topDom,this.contentDom,this.bottomDom],{transform:"translate3d(0, "+t+"px, 0)"}),this.setTopDomClipTop(Math.max(this.topContentDomHeight-t,0))}},{key:"isOverRefreshPort",value:function(){return this.distance>=this.topContentDomHeight}},{key:"triggerPullResfresh",value:function(){this.showRefreshingDom(),this.isRefreshing=!0,o.i(r.a)([this.topDom,this.contentDom,this.bottomDom],{transition:"all 300ms",transform:"translate3d(0, "+this.topContentDomHeight+"px, 0)"}),this._options.pullRefresh.call(this,this)}},{key:"overRefreshPortHandler",value:function(){this._options.overRefreshPortHandler.call(this,this)}},{key:"notEnoughRefreshPortHandler",value:function(){this._options.notEnoughRefreshPortHandler.call(this,this)}},{key:"isArrivedRefreshPort",value:function(){var t=this._options.calMovingDistance(this.prePageY-this.startPageY);return this.distance>=this.topContentDomHeight&&t<this.topContentDomHeight||this.distance<=this.topContentDomHeight&&t>this.topContentDomHeight}},{key:"arrivedRefreshPortHandler",value:function(){this.isMovingDown?this.showOverRefreshPortDom():this.showNotEnoughRefreshPortDom(),this._options.arrivedRefreshPortHandler.call(this,this)}},{key:"attachTouchListener",value:function(){this.container.addEventListener("touchstart",this.touchStart),this.container.addEventListener("touchmove",this.touchMove),this.container.addEventListener("touchend",this.touchEnd)}},{key:"touchStart",value:function(t){if(this.isRefreshing)return void(this.enterTouchStart=!1);this.enterTouchStart=!0,this.startPageY=this.prePageY=t.touches[0].pageY,o.i(r.a)([this.topDom,this.contentDom,this.bottomDom,this.topContentDom],{transition:"none"}),this.showNotEnoughRefreshPortDom(),0===this.topContentDomHeight&&(this.topContentDomHeight=this.topContentDom.clientHeight,this.topContentDomWidth=this.topContentDom.clientWidth,this.topDom.style.top="-"+this.topContentDomHeight+"px"),this._options.touchStart.call(this,this)}},{key:"touchMove",value:function(t){if(this.enterTouchStart){var e=t.touches[0].pageY;this.isMovingDown=e>=this.prePageY,this.isMoving?(this.calMovingDistance(e-this.startPageY),this.movingHandler(),t.preventDefault()):this.isTop()&&this.isMovingDown&&(this.isMoving=!0,t.preventDefault()),this._options.touchMove.call(this,this),this.prePageY=e}}},{key:"touchEnd",value:function(t){this.isMoving&&(this._options.touchEnd.call(this,this),this.isOverRefreshPort()?this.triggerPullResfresh():this.refreshComplete(),this.startPageY=this.prePageY=0,this.isMoving=!1)}},{key:"scrollListener",value:function(){this.isLock||this.isBottom()&&(this.isLock=!0,this._options.loadMore.call(this,this))}},{key:"isBottom",value:function(){var t=this.win,e=this.bottomDom,o=this.windowHeight,i=e.getBoundingClientRect().top,n=void 0;if(this.isGlobalScroll)n=o;else{var s=t.getBoundingClientRect(),r=s.height,a=s.top;n=r,i-=a}return i-n<=this._options.threshold}},{key:"resizeListener",value:function(){this.isGlobalScroll&&(this.windowHeight=window.innerHeight),this.scrollListener()}},{key:"attachScrollListener",value:function(){this.win.addEventListener("scroll",this.scrollListenerWrapThrottle),this.win.addEventListener("resize",this.resizeListenerWrapThrottle),this.scrollListener()}},{key:"detachScrollListener",value:function(){this.win.removeEventListener("scroll",this.scrollListenerWrapThrottle),this.win.removeEventListener("resize",this.resizeListenerWrapThrottle)}},{key:"lock",value:function(){this.isLock=!0}},{key:"unLock",value:function(){this.isLock=!1,this.hasMoreData&&this.scrollListener()}},{key:"noMoreData",value:function(){this.lock(),this.hasMoreData=!1,this.showNoMoreDataDom(),this.detachScrollListener()}},{key:"refreshData",value:function(){this.showLoadingDom(),this.isLock=!1,this.hasMoreData=!0,this.attachScrollListener()}},{key:"throwException",value:function(){this.showExceptionDom()}},{key:"solveException",value:function(){this.hasMoreData?(this.showLoadingDom(),this.unLock()):this.showNoMoreDataDom()}},{key:"setOptions",value:function(t){o.i(s.a)(this._options,t)}},{key:"getOptions",value:function(){return o.i(s.a)({},this._options)}}],[{key:"setGlobalOptions",value:function(e){o.i(s.a)(t.defaultOptions,e)}}]),t}();h.defaultOptions={enableLoadMore:!0,isInitLock:!1,threshold:10,window:window,loadingHtml:"",noMoreDataHtml:"",exceptionHtml:"",loadMore:r.c,enablePullRefresh:!1,notEnoughRefreshPortHtml:"",overRefreshPortHtml:"",refreshingHtml:"",pullRefresh:r.c,arrivedRefreshPortHandler:r.c,touchStart:r.c,touchMove:r.c,touchEnd:r.c,overRefreshPortHandler:r.c,notEnoughRefreshPortHandler:r.c,calMovingDistance:function(t){return t/3},initedHandler:r.c},e.default=h,h.setGlobalOptions(a.a),window.Scrollload=h}])});
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