lightgallery/modules/lg-rotate.min.js

A lightweight, customizable, modular, responsive, lightbox gallery plugin for jQuery.

/*! lg-rotate - v1.2.1-beta.0 - 2020-10-05
* http://sachinchoolur.github.io/lightGallery
* Copyright (c) 2020 Sachin N; Licensed GPLv3 */
!function(a,b){"function"==typeof define&&define.amd?define(["jquery"],function(a){return b(a)}):"object"==typeof module&&module.exports?module.exports=b(require("jquery")):b(a.jQuery)}(this,function(a){!function(){"use strict";var b={rotate:!0,rotateLeft:!0,rotateRight:!0,flipHorizontal:!0,flipVertical:!0},c=function(c){return this.core=a(c).data("lightGallery"),this.core.s=a.extend({},b,this.core.s),this.core.s.rotate&&this.core.doCss()&&this.init(),this};c.prototype.buildTemplates=function(){var a="";this.core.s.flipVertical&&(a+='<button aria-label="Flip vertical" class="lg-flip-ver lg-icon"></button>'),this.core.s.flipHorizontal&&(a+='<button aria-label="flip horizontal" class="lg-flip-hor lg-icon"></button>'),this.core.s.rotateLeft&&(a+='<button aria-label="Rotate left" class="lg-rotate-left lg-icon"></button>'),this.core.s.rotateRight&&(a+='<button aria-label="Rotate right" class="lg-rotate-right lg-icon"></button>'),this.core.$outer.find(".lg-toolbar").append(a)},c.prototype.init=function(){var a=this;this.buildTemplates(),this.rotateValuesList={},this.core.$el.on("onAferAppendSlide.lg.tm.rotate",function(b,c){a.core.$slide.eq(c).find(".lg-img-wrap").wrap('<div class="lg-img-rotate"></div>')}),this.core.$outer.find(".lg-rotate-left").on("click.lg",this.rotateLeft.bind(this)),this.core.$outer.find(".lg-rotate-right").on("click.lg",this.rotateRight.bind(this)),this.core.$outer.find(".lg-flip-hor").on("click.lg",this.flipHorizontal.bind(this)),this.core.$outer.find(".lg-flip-ver").on("click.lg",this.flipVertical.bind(this)),this.core.$el.on("onBeforeSlide.lg.tm.rotate",function(b,c,d){a.rotateValuesList[d]||(a.rotateValuesList[d]={rotate:0,flipHorizontal:1,flipVertical:1})})},c.prototype.applyStyles=function(){this.core.$slide.eq(this.core.index).find(".lg-img-rotate").css("transform","rotate("+this.rotateValuesList[this.core.index].rotate+"deg) scale3d("+this.rotateValuesList[this.core.index].flipHorizontal+", "+this.rotateValuesList[this.core.index].flipVertical+", 1)")},c.prototype.getCurrentRotation=function(a){if(!a)return 0;var b=window.getComputedStyle(a,null),c=b.getPropertyValue("-webkit-transform")||b.getPropertyValue("-moz-transform")||b.getPropertyValue("-ms-transform")||b.getPropertyValue("-o-transform")||b.getPropertyValue("transform")||"none";if("none"!==c){var d=c.split("(")[1].split(")")[0].split(",");if(d){var e=Math.round(Math.atan2(d[1],d[0])*(180/Math.PI));return e<0?e+360:e}}return 0},c.prototype.rotateLeft=function(){this.rotateValuesList[this.core.index].rotate-=90,this.applyStyles()},c.prototype.rotateRight=function(){this.rotateValuesList[this.core.index].rotate+=90,this.applyStyles()},c.prototype.flipHorizontal=function(){var a=this.core.$slide.eq(this.core.index).find(".lg-img-rotate")[0],b=this.getCurrentRotation(a),c="flipHorizontal";90!==b&&270!==b||(c="flipVertical"),this.rotateValuesList[this.core.index][c]*=-1,this.applyStyles()},c.prototype.flipVertical=function(){var a=this.core.$slide.eq(this.core.index).find(".lg-img-rotate")[0],b=this.getCurrentRotation(a),c="flipVertical";90!==b&&270!==b||(c="flipHorizontal"),this.rotateValuesList[this.core.index][c]*=-1,this.applyStyles()},c.prototype.destroy=function(){this.core.$el.off(".lg.tm.rotate"),this.rotateValuesList={}},a.fn.lightGallery.modules.rotate=c}()});