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1 lines
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1 lines
13 KiB
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t;if("modern"===this.type){this.updateModern();for(const t of this.instance.slides||[])this.resizeModernSlide(t);this.onTransformM(),null===(t=this.panzoom)||void 0===t||t.updateMetrics(!0),this.centerModern(0)}}centerModern(t){const e=this.instance,{container:i,panzoom:n}=this;if(!i||!n||n.state===c.Init)return;const s=e.page;let r=this.getModernThumbPos(s),o=r;for(let t=e.page-3;t<e.page+3;t++){if(t<0||t>e.pages.length-1||t===e.page)continue;const i=1-Math.abs(e.getProgress(t));i>0&&i<1&&(o+=i*(this.getModernThumbPos(t)-r))}let a=100;void 0===t&&(t=.2,e.inTransition.size>0&&(t=.12),Math.abs(-1*n.current.e-o)>n.containerRect.width&&(t=.5,a=0)),n.options.maxVelocity=a,n.applyChange({panX:d(-1*o-n.target.e,1e3),friction:null===e.prevPage?0:t})}lazyLoadModern(){const{instance:t,panzoom:e}=this;if(!e)return;const n=-1*e.current.e||0;let r=this.getModernThumbPos(t.page);if(e.state!==c.Init||0===r)for(const r of t.slides||[]){const t=r.thumbSlideEl;if(!t)continue;const o=t.querySelector("img[data-lazy-src]"),a=r.index,l=this.getModernThumbPos(a),h=n-.5*e.containerRect.innerWidth,c=h+e.containerRect.innerWidth;if(!o||l<h||l>c)continue;let u=o.dataset.lazySrc;if(!u||!u.length)continue;if(delete o.dataset.lazySrc,o.src=u,o.complete)continue;s(t,this.cn("isLoading"));const d=i('<div class="f-spinner"><svg viewBox="0 0 50 50"><circle cx="25" cy="25" r="20"></circle><circle cx="25" cy="25" r="20"></circle></svg></div>');t.appendChild(d),o.addEventListener("load",(()=>{t.offsetParent&&(t.classList.remove(this.cn("isLoading")),d.remove())}),!1)}}resizeModernSlide(t){if("modern"!==this.type)return;if(!t.thumbSlideEl)return;const e=t.thumbClipWidth&&t.thumbHeight?Math.round(this.thumbHeight*(t.thumbClipWidth/t.thumbHeight)):this.thumbWidth;t.thumbWidth=e}getModernThumbPos(t){const e=this.instance.slides[t],i=this.panzoom;if(!i||!i.contentRect.fitWidth)return 0;let n=i.containerRect.innerWidth,s=i.contentRect.width;2===this.instance.slides.length&&(t-=1,s=2*this.thumbClipWidth);let r=t*(this.thumbClipWidth+this.thumbGap)+this.thumbExtraGap+.5*(e.thumbWidth||0);return r-=s>n?.5*n:.5*s,d(r||0,1)}isDisabled(){const t=this.option("minCount")||0;if(t){const e=this.instance;let i=0;for(const t of e.slides||[])t.thumbSrc&&i++;if(i<t)return!0}const e=this.option("type");return["modern","classic"].indexOf(e)<0}build(){if(this.state!==t.States.Init)return;if(this.isDisabled())return;const e=this.instance.container,i=this.option("type");this.type=i;const n=document.createElement("div");s(n,this.cn("container")),s(n,`is-${i}`);const r=this.option("parentEl");r?r.appendChild(n):e.after(n),this.container=n,s(e,this.cn("hasThumbs"));const o=document.createElement("div");s(o,this.cn("track")),n.appendChild(o),this.track=o,"classic"===i?this.buildClassic():this.buildModern(),this.state=t.States.Ready}cleanup(){this.carousel&&this.carousel.destroy(),this.carousel=null,this.panzoom&&this.panzoom.destroy(),this.panzoom=null,this.container&&this.container.remove(),this.container=null,this.track=null,this.state=t.States.Init,o(this.instance.container,this.cn("hasThumbs"))}attach(){const t=this,e=t.instance;e.on("initSlide",t.onInitSlide),e.state===u.Init?e.on("initSlides",t.onInitSlides):t.onInitSlides(),e.on("Panzoom.afterTransform",t.onTransformM),e.on("Panzoom.refresh",t.onRefreshM),e.on("change",t.onChangeM)}detach(){const t=this,e=t.instance;e.off("initSlide",t.onInitSlide),e.off("initSlides",t.onInitSlides),e.off("Panzoom.afterTransform",t.onTransformM),e.off("Panzoom.refresh",t.onRefreshM),e.off("change",t.onChangeM),t.cleanup()}}Object.defineProperty(f,"defaults",{enumerable:!0,configurable:!0,writable:!0,value:p}),t.Thumbs=f,t.defaultOptions=p}));
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