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f.firstLayoutCompleted=function(){var a=this.getPlaceholder();a&&a.classList.contains("i-amphtml-blurry-placeholder")&&K(this.win,"blurry-placeholder")?Qe(a,{opacity:0}):this.togglePlaceholder(!1)};function Yh(a){!a.cc&&a.I.classList.contains("i-amphtml-ghost")&&a.getVsync().mutate(function(){a.I.classList.remove("i-amphtml-ghost");a.toggleFallback(!1)})}
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f.Wb=function(){if(!this.Vb){this.Vb=!0;var a=this.win.document.body;a.attachShadow({mode:"open"}).appendChild(this.R);this.De();if(this.win.MutationObserver){var b=new this.win.MutationObserver(this.De.bind(this));b.observe(a,{attributes:!0})}this.Mb()}};f.De=function(){var a=this;if(!this.qd){var b=this.win.document.body;if(b){var c={};this.qd=!0;this.w.run({measure:function(){var d=Ve(a.win,b);om.forEach(function(a){c[a]=d[a]||""})},mutate:function(){a.qd=!1;Qe(a.N,Te(c))}})}}};
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f.getScrollingElement=function(){return this.R};f.getScrollingElementScrollsLikeViewport=function(){return!1};function qm(a){var b=this;this.win=a;this.w=Ie(a);a=this.win.document;var c=a.documentElement,d=c.className;c.classList.add("i-amphtml-ios-embed");var e=a.createElement("html");this.N=e;e.id="i-amphtml-wrapper";e.className=d;this.oa=new Y;this.ma=new Y;this.Da=this.Mb.bind(this);this.Ca=function(){return b.ma.fire()};this.D=K(this.win,"layers");this.P=0;this.Vb=!1;Pb(a,this.Wb.bind(this));Bb(a).then(function(){c.classList.add("i-amphtml-ios-overscroll")})}f=qm.prototype;f.ensureReadyForElements=function(){this.Wb()};
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f.resetScroll=function(){this.win.document.documentElement.classList.remove("i-amphtml-scroll-disabled")};f.updateLightboxMode=function(){return Promise.resolve()};f.getSize=function(){var a=this.win.innerWidth,b=this.win.innerHeight;if(a&&b)return{width:a,height:b};var c=this.win.document.documentElement;return{width:c.clientWidth,height:c.clientHeight}};
f.getScrollTop=function(){var a=this.getScrollingElement().scrollTop||this.win.pageYOffset,b=this.ampdoc.getRootNode().host;return b?a-b.offsetTop:a};f.getScrollLeft=function(){return 0};f.getScrollWidth=function(){return this.getScrollingElement().scrollWidth};f.getScrollHeight=function(){return this.getScrollingElement().scrollHeight};
f.getContentHeight=function(){var a=this.getScrollingElement(),b=a.getBoundingClientRect();a=Ve(this.win,a);var c=b.top+this.getScrollTop();return b.height+c+parseInt(a.marginTop,10)+parseInt(a.marginBottom,10)};f.contentHeightChanged=function(){};f.getLayoutRect=function(a,b,c){a=a.getBoundingClientRect();if(this.D)return F(a.left,a.top,a.width,a.height);c=void 0!=c?c:this.getScrollTop();b=void 0!=b?b:this.getScrollLeft();return F(Math.round(a.left+b),Math.round(a.top+c),Math.round(a.width),Math.round(a.height))};
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f.getOffsetPosition=function(a,b){a=this.add(a).getOffsetPosition(b);return tm(Math.round(a.left),Math.round(a.top))};f.getSize=function(a){a=this.add(a).getSize();return{height:Math.round(a.height),width:Math.round(a.width)}};f.remeasure=function(a,b){a=this.add(a);a=a.getParentLayer()||a;b&&a.dirtyMeasurements();a.remeasure()};f.declareLayer=function(a){ym(this,a,!1,!1)};f.dirty=function(a){(Bm(a)||zm(this.fg)).dirtyMeasurements()};function ym(a,b,c,d){a=a.add(b);a.declareLayer(c,d);return a}
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f.getVerticalDistanceFromParent=function(){var a=this.getParentLayer();if(!a)return 0;var b=this.getOffsetFromParent().top,c=this.getSize().height,d=a.getScrollTop(),e=a.getSize().height;return b+c<d?d-(b+c):d+e<b?b-(d+e):0};f.getVerticalViewportsFromParent=function(){var a=this.getVerticalDistanceFromParent();if(0===a)return 0;var b=this.getParentLayer().getSize().height;return a/b};f.getScrollTop=function(){Fm(this);return this.va};f.getScrollLeft=function(){Fm(this);return this.Wa};
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f.resetTouchZoom=function(){var a=this,b=this.ampdoc.win.innerHeight,c=this.Fd.documentElement.clientHeight;b&&c&&b===c||this.disableTouchZoom()&&this.U.delay(function(){a.restoreOriginalTouchZoom()},50)};
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