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https://github.com/gopl-zh/gopl-zh.github.com.git
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2 lines
8.7 KiB
JavaScript
2 lines
8.7 KiB
JavaScript
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var BigPicture=function(){var t,n,e,o,i,r,a,c,p,s,l,d,u,f,m,b,g,h,x,v,y,w,_,T,k,M,S,L,E,A,H,z,I,C=[],D={},O="appendChild",N="createElement",V="removeChild";function W(){var n=t.getBoundingClientRect();return"transform:translate3D("+(n.left-(e.clientWidth-n.width)/2)+"px, "+(n.top-(e.clientHeight-n.height)/2)+"px, 0) scale3D("+t.clientWidth/o.clientWidth+", "+t.clientHeight/o.clientHeight+", 0)"}function q(t){var n=A.length-1;if(!u){if(t>0&&E===n||t<0&&!E){if(!I.loop)return j(i,""),void setTimeout(j,9,i,"animation:"+(t>0?"bpl":"bpf")+" .3s;transition:transform .35s");E=t>0?-1:n+1}if([(E=Math.max(0,Math.min(E+t,n)))-1,E,E+1].forEach(function(t){if(t=Math.max(0,Math.min(t,n)),!D[t]){var e=A[t].src,o=document[N]("IMG");o.addEventListener("load",F.bind(null,e)),o.src=e,D[t]=o}}),D[E].complete)return B(t);u=1,j(m,"opacity:.4;"),e[O](m),D[E].onload=function(){y&&B(t)},D[E].onerror=function(){A[E]={error:"Error loading image"},y&&B(t)}}}function B(n){u&&(e[V](m),u=0);var r=A[E];if(r.error)alert(r.error);else{var a=e.querySelector("img:last-of-type");j(i=o=D[E],"animation:"+(n>0?"bpfl":"bpfr")+" .35s;transition:transform .35s"),j(a,"animation:"+(n>0?"bpfol":"bpfor")+" .35s both"),e[O](i),r.el&&(t=r.el)}H.innerHTML=E+1+"/"+A.length,X(A[E].caption),M&&M([i,A[E]])}function P(){var t,n,e=.95*window.innerHeight,o=.95*window.innerWidth,i=I.dimensions||[1920,1080],r=i[0],a=i[1],p=a/r;p>e/o?n=(t=Math.min(a,e))/p:t=(n=Math.min(r,o))*p,c.style.cssText+="width:"+n+"px;height:"+t+"px;"}function G(t){~[1,4].indexOf(o.readyState)?(U(),setTimeout(function(){o.play()},99)):o.error?U(t):f=setTimeout(G,35,t)}function R(n){I.noLoader||(n&&j(m,"top:"+t.offsetTop+"px;left:"+t.offsetLeft+"px;height:"+t.clientHeight+"px;width:"+t.clientWidth+"px"),t.parentElement[n?O:V](m),u=n)}function X(t){t&&(g.innerHTML=t),j(b,"opacity:"+(t?"1;pointer-events:auto":"0"))}function F(t){!~C.indexOf(t)&&C.push(t)}function U(t){if(u&&R(),T&&T(),"string"==typeof t)return $(),I.onError?I.onError():alert("Error: The requested "+t+" could not be loaded.");_&&F(s),o.style.cssText+=W(),j(e,"opacity:1;pointer-events:auto"),k=setTimeout(k,410),v=1,y=!!A,setTimeout(function(){o.style.cssText+="transition:transform .35s;transform:none",h&&setTimeout(X,250,h)},60)}function Y(t){var n=t?t.target:e,i=[b,x,r,a,g,L,S,m];n.blur(),w||~i.indexOf(n)||(o.style.cssText+=W(),j(e,"pointer-events:auto"),setTimeout($,350),clearTimeout(k),v=0,w=1)}function $(){if((o===c?p:o).removeAttribute("src"),document.body[V](e),e[V](o),j(e,""),j(o,""),X(0),y){for(var t=e.querySelectorAll("img"),n=0;n<t.length;n++)e[V](t[n]);u&&e[V](m),e[V](H),y=A=0,D={},z||e[V](S),z||e[V](L),i.onload=U,i.onerror=U.bind(null,"image")}I.onClose&&I.onClose(),w=u=0}function j(t,n){t.style.cssText=n}return function(w){var D;return n||function(){var t;function s(t){var n=document[N]("button");return n.className=t,n.innerHTML='<svg viewBox="0 0 48 48"><path d="M28 24L47 5a3 3 0 1 0-4-4L24 20 5 1a3 3 0 1 0-4 4l19 19L1 43a3 3 0 1 0 4 4l19-19 19 19a3 3 0 0 0 4 0v-4L28 24z"/></svg>',n}function d(t,n){var e=document[N]("button");return e.className="bp-lr",e.innerHTML='<svg viewBox="0 0 129 129" height="70" fill="#fff"><path d="M88.6 121.3c.8.8 1.8 1.2 2.9 1.2s2.1-.4 2.9-1.2a4.1 4.1 0 0 0 0-5.8l-51-51 51-51a4.1 4.1 0 0 0-5.8-5.8l-54 53.9a4.1 4.1 0 0 0 0 5.8l54 53.9z"/></svg>',j(e,n),e.onclick=function(n){n.stopPropagation(),q(t)},e}var f=document[N]("STYLE");f.innerHTML="#bp_caption,#bp_container{bottom:0;left:0;right:0;position:fixed;opacity:0}#bp_container>*,#bp_loader{position:absolute;right:0;z-index:10}#bp_container,#bp_caption,#bp_container svg{pointer-events:none}#bp_container{top:0;z-index:9999;background:rgba(0,0,0,.7);opacity:0;transition:opacity .35s}#bp_loader{top:0;left:0;bottom:0;display:flex;align-items:center;cursor:wait;background:0;z-index:9}#bp_loader svg{width:50%;max-width:300px;max-height:50%;margin:auto;animation:bpturn 1s infinite linear}#bp_aud,#bp_container img,#bp_sv,#bp_vid{user-select:none;max-height:96%;max-width:96%;top:0;bottom:0;left:0;margin:auto;box-shadow:0 0 3em rgba(0,0,0,.4);z-index:-1}#bp_sv{bac
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