PaperModX/assets/js/medium-zoom.min.js

3 lines
9.2 KiB
JavaScript

/*! medium-zoom 1.0.6 | MIT License | https://github.com/francoischalifour/medium-zoom */
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e=e||self).mediumZoom=t()}(this,(function(){"use strict";var e=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var o=arguments[t];for(var n in o)Object.prototype.hasOwnProperty.call(o,n)&&(e[n]=o[n])}return e},t=function(e){return"IMG"===e.tagName},o=function(e){return e&&1===e.nodeType},n=function(e){return".svg"===(e.currentSrc||e.src).substr(-4).toLowerCase()},i=function(e){try{return Array.isArray(e)?e.filter(t):function(e){return NodeList.prototype.isPrototypeOf(e)}(e)?[].slice.call(e).filter(t):o(e)?[e].filter(t):"string"==typeof e?[].slice.call(document.querySelectorAll(e)).filter(t):[]}catch(e){throw new TypeError("The provided selector is invalid.\nExpects a CSS selector, a Node element, a NodeList or an array.\nSee: https://github.com/francoischalifour/medium-zoom")}},r=function(e){var t=document.createElement("div");return t.classList.add("medium-zoom-overlay"),t.style.background=e,t},d=function(e){var t=e.getBoundingClientRect(),o=t.top,n=t.left,i=t.width,r=t.height,d=e.cloneNode(),m=window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0,a=window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft||0;return d.removeAttribute("id"),d.style.position="absolute",d.style.top=o+m+"px",d.style.left=n+a+"px",d.style.width=i+"px",d.style.height=r+"px",d.style.transform="",d},m=function(t,o){var n=e({bubbles:!1,cancelable:!1,detail:void 0},o);if("function"==typeof window.CustomEvent)return new CustomEvent(t,n);var i=document.createEvent("CustomEvent");return i.initCustomEvent(t,n.bubbles,n.cancelable,n.detail),i};return function(e,t){void 0===t&&(t={});var o=t.insertAt;if(e&&"undefined"!=typeof document){var n=document.head||document.getElementsByTagName("head")[0],i=document.createElement("style");i.type="text/css","top"===o&&n.firstChild?n.insertBefore(i,n.firstChild):n.appendChild(i),i.styleSheet?i.styleSheet.cssText=e:i.appendChild(document.createTextNode(e))}}(".medium-zoom-overlay{position:fixed;top:0;right:0;bottom:0;left:0;opacity:0;transition:opacity .3s;will-change:opacity}.medium-zoom--opened .medium-zoom-overlay{cursor:pointer;cursor:zoom-out;opacity:1}.medium-zoom-image{cursor:pointer;cursor:zoom-in;transition:transform .3s cubic-bezier(.2,0,.2,1)!important}.medium-zoom-image--hidden{visibility:hidden}.medium-zoom-image--opened{position:relative;cursor:pointer;cursor:zoom-out;will-change:transform}"),function t(a){var l=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},c=window.Promise||function(e){function t(){}e(t,t)},u=function(e){var t=e.target;t!==N?-1!==O.indexOf(t)&&w({target:t}):E()},s=function(){if(!A&&T.original){var e=window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0;Math.abs(k-e)>S.scrollOffset&&setTimeout(E,150)}},f=function(e){var t=e.key||e.keyCode;"Escape"!==t&&"Esc"!==t&&27!==t||E()},p=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},n=t;if(t.background&&(N.style.background=t.background),t.container&&t.container instanceof Object&&(n.container=e({},S.container,t.container)),t.template){var i=o(t.template)?t.template:document.querySelector(t.template);n.template=i}return S=e({},S,n),O.forEach((function(e){e.dispatchEvent(m("medium-zoom:update",{detail:{zoom:j}}))})),j},g=function(){var o=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return t(e({},S,o))},v=function(){for(var e=arguments.length,t=Array(e),o=0;o<e;o++)t[o]=arguments[o];var n=t.reduce((function(e,t){return[].concat(e,i(t))}),[]);return n.filter((function(e){return-1===O.indexOf(e)})).forEach((function(e){O.push(e),e.classList.add("medium-zoom-image")})),x.forEach((function(e){var t=e.type,o=e.listener,i=e.options;n.forEach((function(e){e.addEventListener(t,o,i)}))})),j},h=function(){for(var e=arguments.length,t=Array(e),o=0;o<e;o++)t[o]=arguments[o];T.zoomed&&E();var n=t.length>0?t.reduce((function(e,t){return[].concat(e,i(t))}),[]):O;return n.forEach((function(e){e.classList.remove("medium-zoom-image"),e.dispatchEvent(m("medium-zoom:detach",{detail:{zoom:j}}))})),O=O.filter((function(e){return-1===n.indexOf(e)})),j},z=function(e,t){var o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return O.forEach((function(n){n.addEventListener("medium-zoom:"+e,t,o)})),x.push({type:"medium-zoom:"+e,listener:t,options:o}),j},y=function(e,t){var o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return O.forEach((function(n){n.removeEventListener("medium-zoom:"+e,t,o)})),x=x.filter((function(o){return!(o.type==="medium-zoom:"+e&&o.listener.toString()===t.toString())})),j},b=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=t.target,r=function(){var t={width:document.documentElement.clientWidth,height:document.documentElement.clientHeight,left:0,top:0,right:0,bottom:0},i=void 0,r=void 0;if(S.container)if(S.container instanceof Object)i=(t=e({},t,S.container)).width-t.left-t.right-2*S.margin,r=t.height-t.top-t.bottom-2*S.margin;else{var d=(o(S.container)?S.container:document.querySelector(S.container)).getBoundingClientRect(),m=d.width,a=d.height,l=d.left,c=d.top;t=e({},t,{width:m,height:a,left:l,top:c})}i=i||t.width-2*S.margin,r=r||t.height-2*S.margin;var u=T.zoomedHd||T.original,s=n(u)?i:u.naturalWidth||i,f=n(u)?r:u.naturalHeight||r,p=u.getBoundingClientRect(),g=p.top,v=p.left,h=p.width,z=p.height,y=Math.min(s,i)/h,b=Math.min(f,r)/z,E=Math.min(y,b),w="scale("+E+") translate3d("+((i-h)/2-v+S.margin+t.left)/E+"px, "+((r-z)/2-g+S.margin+t.top)/E+"px, 0)";T.zoomed.style.transform=w,T.zoomedHd&&(T.zoomedHd.style.transform=w)};return new c((function(e){if(i&&-1===O.indexOf(i))e(j);else{if(T.zoomed)e(j);else{if(i)T.original=i;else{if(!(O.length>0))return void e(j);var t=O;T.original=t[0]}if(T.original.dispatchEvent(m("medium-zoom:open",{detail:{zoom:j}})),k=window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0,A=!0,T.zoomed=d(T.original),document.body.appendChild(N),S.template){var n=o(S.template)?S.template:document.querySelector(S.template);T.template=document.createElement("div"),T.template.appendChild(n.content.cloneNode(!0)),document.body.appendChild(T.template)}if(document.body.appendChild(T.zoomed),window.requestAnimationFrame((function(){document.body.classList.add("medium-zoom--opened")})),T.original.classList.add("medium-zoom-image--hidden"),T.zoomed.classList.add("medium-zoom-image--opened"),T.zoomed.addEventListener("click",E),T.zoomed.addEventListener("transitionend",(function t(){A=!1,T.zoomed.removeEventListener("transitionend",t),T.original.dispatchEvent(m("medium-zoom:opened",{detail:{zoom:j}})),e(j)})),T.original.getAttribute("data-zoom-src")){T.zoomedHd=T.zoomed.cloneNode(),T.zoomedHd.removeAttribute("srcset"),T.zoomedHd.removeAttribute("sizes"),T.zoomedHd.src=T.zoomed.getAttribute("data-zoom-src"),T.zoomedHd.onerror=function(){clearInterval(a),console.warn("Unable to reach the zoom image target "+T.zoomedHd.src),T.zoomedHd=null,r()};var a=setInterval((function(){T.zoomedHd.complete&&(clearInterval(a),T.zoomedHd.classList.add("medium-zoom-image--opened"),T.zoomedHd.addEventListener("click",E),document.body.appendChild(T.zoomedHd),r())}),10)}else if(T.original.hasAttribute("srcset")){T.zoomedHd=T.zoomed.cloneNode(),T.zoomedHd.removeAttribute("sizes"),T.zoomedHd.removeAttribute("loading");var l=T.zoomedHd.addEventListener("load",(function(){T.zoomedHd.removeEventListener("load",l),T.zoomedHd.classList.add("medium-zoom-image--opened"),T.zoomedHd.addEventListener("click",E),document.body.appendChild(T.zoomedHd),r()}))}else r()}}}))},E=function(){return new c((function(e){if(!A&&T.original){A=!0,document.body.classList.remove("medium-zoom--opened"),T.zoomed.style.transform="",T.zoomedHd&&(T.zoomedHd.style.transform=""),T.template&&(T.template.style.transition="opacity 150ms",T.template.style.opacity=0),T.original.dispatchEvent(m("medium-zoom:close",{detail:{zoom:j}})),T.zoomed.addEventListener("transitionend",(function t(){T.original.classList.remove("medium-zoom-image--hidden"),document.body.removeChild(T.zoomed),T.zoomedHd&&document.body.removeChild(T.zoomedHd),document.body.removeChild(N),T.zoomed.classList.remove("medium-zoom-image--opened"),T.template&&document.body.removeChild(T.template),A=!1,T.zoomed.removeEventListener("transitionend",t),T.original.dispatchEvent(m("medium-zoom:closed",{detail:{zoom:j}})),T.original=null,T.zoomed=null,T.zoomedHd=null,T.template=null,e(j)}))}else e(j)}))},w=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.target;return T.original?E():b({target:t})},L=function(){return S},H=function(){return O},C=function(){return T.original},O=[],x=[],A=!1,k=0,S=l,T={original:null,zoomed:null,zoomedHd:null,template:null};"[object Object]"===Object.prototype.toString.call(a)?S=a:(a||"string"==typeof a)&&v(a),S=e({margin:0,background:"#fff",scrollOffset:40,container:null,template:null},S);var N=r(S.background);document.addEventListener("click",u),document.addEventListener("keyup",f),document.addEventListener("scroll",s),window.addEventListener("resize",E);var j={open:b,close:E,toggle:w,update:p,clone:g,attach:v,detach:h,on:z,off:y,getOptions:L,getImages:H,getZoomedImage:C};return j}}));