ls.object-fit.min.js

/*! lazysizes - v2.0.6-rc2 */
!function(){"use strict";function a(a){var b=getComputedStyle(a,null)||{},c=b.fontFamily||"",d=c.match(f)||"",e=d&&c.match(g)||"";return e&&(e=e[1]),{fit:d&&d[1]||"",position:j[e]||e||"center"}}function b(a,b){var c,d=lazySizes.cfg,e=a.cloneNode(!1),f=e.style,g=function(){var b=a.currentSrc||a.src;b&&(f.backgroundImage="url("+(i.test(b)?JSON.stringify(b):b)+")",c||(c=!0,lazySizes.rC(e,d.loadingClass),lazySizes.aC(e,d.loadedClass)))};a._lazysizesParentFit=b.fit,a.addEventListener("load",function(){lazySizes.rAF(g)},!0),e.addEventListener("load",function(){var a=e.currentSrc||e.src;a&&a!=h&&(e.src=h,e.srcset="")}),lazySizes.rAF(function(){var c=a,i=a.parentNode;"PICTURE"==i.nodeName.toUpperCase()&&(c=i,i=i.parentNode),lazySizes.rC(e,d.loadedClass),lazySizes.rC(e,d.lazyClass),lazySizes.aC(e,d.loadingClass),lazySizes.aC(e,d.objectFitClass||"lazysizes-display-clone"),e.getAttribute(d.srcsetAttr)&&e.setAttribute(d.srcsetAttr,""),e.getAttribute(d.srcAttr)&&e.setAttribute(d.srcAttr,""),e.src=h,e.srcset="",f.backgroundRepeat="no-repeat",f.backgroundPosition=b.position,f.backgroundSize=b.fit,c.style.display="none",a.setAttribute("data-parent-fit",b.fit),a.setAttribute("data-parent-container","prev"),i.insertBefore(e,c),a._lazysizesParentFit&&delete a._lazysizesParentFit,a.complete&&g()})}var c=document.createElement("a").style,d="objectFit"in c,e=d&&"objectPosition"in c,f=/object-fit["']*\s*:\s*["']*(contain|cover)/,g=/object-position["']*\s*:\s*["']*(.+?)(?=($|,|'|"|;))/,h="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",i=/\(|\)|'/,j={center:"center","50% 50%":"center"};d&&e||addEventListener("lazyunveilread",function(c){var e=c.target,f=a(e);!f.fit||d&&"center"==f.position||b(e,f)},!0)}();