LoveIt/assets/lib/lightgallery/plugins/zoom/lg-zoom.min.js

/**
 * lightgallery | 2.5.0 | June 13th 2022
 * http://www.lightgalleryjs.com/
 * Copyright (c) 2020 Sachin Neravath;
 * @license GPLv3
 */

 !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).lgZoom=e()}(this,(function(){"use strict";var t=function(){return(t=Object.assign||function(t){for(var e,o=1,i=arguments.length;o<i;o++)for(var s in e=arguments[o])Object.prototype.hasOwnProperty.call(e,s)&&(t[s]=e[s]);return t}).apply(this,arguments)},e={scale:1,zoom:!0,actualSize:!0,showZoomInOutIcons:!1,actualSizeIcons:{zoomIn:"lg-zoom-in",zoomOut:"lg-zoom-out"},enableZoomAfter:300,zoomPluginStrings:{zoomIn:"Zoom in",zoomOut:"Zoom out",viewActualSize:"View actual size"}},o="lgContainerResize",i="lgBeforeOpen",s="lgAfterOpen",a="lgSlideItemLoad",r="lgAfterSlide",n="lgRotateLeft",l="lgRotateRight",g="lgFlipHorizontal",c="lgFlipVertical";return function(){function h(o,i){return this.core=o,this.$LG=i,this.settings=t(t({},e),this.core.settings),this}return h.prototype.buildTemplates=function(){var t=this.settings.showZoomInOutIcons?'<button id="'+this.core.getIdName("lg-zoom-in")+'" type="button" aria-label="'+this.settings.zoomPluginStrings.zoomIn+'" class="lg-zoom-in lg-icon"></button><button id="'+this.core.getIdName("lg-zoom-out")+'" type="button" aria-label="'+this.settings.zoomPluginStrings.zoomIn+'" class="lg-zoom-out lg-icon"></button>':"";this.settings.actualSize&&(t+='<button id="'+this.core.getIdName("lg-actual-size")+'" type="button" aria-label="'+this.settings.zoomPluginStrings.viewActualSize+'" class="'+this.settings.actualSizeIcons.zoomIn+' lg-icon"></button>'),this.core.outer.addClass("lg-use-transition-for-zoom"),this.core.$toolbar.first().append(t)},h.prototype.enableZoom=function(t){var e=this,o=this.settings.enableZoomAfter+t.detail.delay;this.$LG("body").first().hasClass("lg-from-hash")&&t.detail.delay?o=0:this.$LG("body").first().removeClass("lg-from-hash"),this.zoomableTimeout=setTimeout((function(){e.isImageSlide()&&(e.core.getSlideItem(t.detail.index).addClass("lg-zoomable"),t.detail.index===e.core.index&&e.setZoomEssentials())}),o+30)},h.prototype.enableZoomOnSlideItemLoad=function(){this.core.LGel.on(a+".zoom",this.enableZoom.bind(this))},h.prototype.getModifier=function(t,e,o){var i=t;t=Math.abs(t);var s=this.getCurrentTransform(o);if(!s)return 1;var a=1;if("X"===e){var r=Math.sign(parseFloat(s[0]));0===t||180===t?a=1:90===t&&(a=-90===i&&1===r||90===i&&-1===r?-1:1),a*=r}else{var n=Math.sign(parseFloat(s[3]));if(0===t||180===t)a=1;else if(90===t){var l=parseFloat(s[1]),g=parseFloat(s[2]);a=Math.sign(l*g*i*n)}a*=n}return a},h.prototype.getImageSize=function(t,e,o){return 90===Math.abs(e)&&(o="x"===o?"y":"x"),t[{y:"offsetHeight",x:"offsetWidth"}[o]]},h.prototype.getDragCords=function(t,e){return 90===e?{x:t.pageY,y:t.pageX}:{x:t.pageX,y:t.pageY}},h.prototype.getSwipeCords=function(t,e){var o=t.targetTouches[0].pageX,i=t.targetTouches[0].pageY;return 90===e?{x:i,y:o}:{x:o,y:i}},h.prototype.getDragAllowedAxises=function(t,e){e=e||this.scale||1;var o=this.imageYSize*e>this.containerRect.height,i=this.imageXSize*e>this.containerRect.width;return 90===t?{allowX:o,allowY:i}:{allowX:i,allowY:o}},h.prototype.getCurrentTransform=function(t){if(t){var e=window.getComputedStyle(t,null),o=e.getPropertyValue("-webkit-transform")||e.getPropertyValue("-moz-transform")||e.getPropertyValue("-ms-transform")||e.getPropertyValue("-o-transform")||e.getPropertyValue("transform")||"none";return"none"!==o?o.split("(")[1].split(")")[0].split(","):void 0}},h.prototype.getCurrentRotation=function(t){if(!t)return 0;var e=this.getCurrentTransform(t);return e?Math.round(Math.atan2(parseFloat(e[1]),parseFloat(e[0]))*(180/Math.PI)):0},h.prototype.setZoomEssentials=function(){var t=this.core.getSlideItem(this.core.index).find(".lg-image").first(),e=this.core.getSlideItem(this.core.index).find(".lg-img-rotate").first().get();this.rotateValue=this.getCurrentRotation(e),this.imageYSize=this.getImageSize(t.get(),this.rotateValue,"y"),this.imageXSize=this.getImageSize(t.get(),this.rotateValue,"x"),this.containerRect=this.core.outer.get().getBoundi