6 lines
6.4 KiB
JavaScript
6 lines
6.4 KiB
JavaScript
/*!
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* Chirpy v5.3.0 (https://github.com/cotes2020/jekyll-theme-chirpy/)
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* © 2019 Cotes Chung
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* MIT Licensed
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*/
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$(function(){$(window).scroll(()=>{50<$(this).scrollTop()&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){$(".mode-toggle").click(e=>{e=$(e.target);(e.prop("tagName")==="button".toUpperCase()?e:e.parent()).blur(),flipMode()})});const ScrollHelper=function(){const e=$("body"),t="data-topbar-visible",o=$("#topbar-wrapper").outerHeight();let r=0,a=!1,l=!1;return{hideTopbar:()=>e.attr(t,!1),showTopbar:()=>e.attr(t,!0),addScrollUpTask:()=>{r+=1,a=a||!0},popScrollUpTask:()=>--r,hasScrollUpTask:()=>0<r,topbarLocked:()=>!0===a,unlockTopbar:()=>a=!1,getTopbarHeight:()=>o,orientationLocked:()=>!0===l,lockOrientation:()=>l=!0,unLockOrientation:()=>l=!1}}();$(function(){const 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e=$("#topbar-title"),s="scroll-focus";$("a[href*='#']").not("[href='#']").not("[href='#0']").click(function(a){if(this.pathname.replace(/^\//,"")===location.pathname.replace(/^\//,"")&&location.hostname===this.hostname){var l=decodeURI(this.hash);let t=RegExp(/^#fnref:/).test(l),o=!t&&RegExp(/^#fn:/).test(l);var n=l.includes(":")?l.replace(/:/g,"\\:"):l;let r=$(n);var n=e.is(":visible"),i=$(window).width()<$(window).height();if(void 0!==r){a.preventDefault(),history.pushState&&history.pushState(null,null,l);a=$(window).scrollTop();let e=r.offset().top-=8;e<a&&(ScrollHelper.hideTopbar(),ScrollHelper.addScrollUpTask()),n&&i&&(e-=ScrollHelper.getTopbarHeight()),$("html").animate({scrollTop:e},500,()=>{if(r.focus(),$(`[${s}=true]`).length&&$(`[${s}=true]`).attr(s,!1),$(":target").length&&$(":target").attr(s,!1),(o||t)&&r.attr(s,!0),r.is(":focus"))return!1;r.attr("tabindex","-1"),r.focus(),ScrollHelper.hasScrollUpTask()&&ScrollHelper.popScrollUpTask()})}}})});
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