| 
							
							
							
						 |  |  | @@ -1,11 +1,11 @@ | 
		
	
		
			
				|  |  |  |  | import $ from 'jquery'; | 
		
	
		
			
				|  |  |  |  | import {GET} from '../modules/fetch.js'; | 
		
	
		
			
				|  |  |  |  | import {hideElem, loadElem, queryElemChildren} from '../utils/dom.js'; | 
		
	
		
			
				|  |  |  |  | import {hideElem, loadElem, queryElemChildren, queryElems} from '../utils/dom.js'; | 
		
	
		
			
				|  |  |  |  | import {parseDom} from '../utils.js'; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  | function getDefaultSvgBoundsIfUndefined(text, src) { | 
		
	
		
			
				|  |  |  |  |   const DefaultSize = 300; | 
		
	
		
			
				|  |  |  |  |   const MaxSize = 99999; | 
		
	
		
			
				|  |  |  |  |   const defaultSize = 300; | 
		
	
		
			
				|  |  |  |  |   const maxSize = 99999; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |   const svgDoc = parseDom(text, 'image/svg+xml'); | 
		
	
		
			
				|  |  |  |  |   const svg = svgDoc.documentElement; | 
		
	
	
		
			
				
					
					|  |  |  | @@ -17,7 +17,7 @@ function getDefaultSvgBoundsIfUndefined(text, src) { | 
		
	
		
			
				|  |  |  |  |   if (width.unitType === SVGLength.SVG_LENGTHTYPE_PERCENTAGE || height.unitType === SVGLength.SVG_LENGTHTYPE_PERCENTAGE) { | 
		
	
		
			
				|  |  |  |  |     const img = new Image(); | 
		
	
		
			
				|  |  |  |  |     img.src = src; | 
		
	
		
			
				|  |  |  |  |     if (img.width > 1 && img.width < MaxSize && img.height > 1 && img.height < MaxSize) { | 
		
	
		
			
				|  |  |  |  |     if (img.width > 1 && img.width < maxSize && img.height > 1 && img.height < maxSize) { | 
		
	
		
			
				|  |  |  |  |       return { | 
		
	
		
			
				|  |  |  |  |         width: img.width, | 
		
	
		
			
				|  |  |  |  |         height: img.height, | 
		
	
	
		
			
				
					
					|  |  |  | @@ -26,13 +26,13 @@ function getDefaultSvgBoundsIfUndefined(text, src) { | 
		
	
		
			
				|  |  |  |  |     if (svg.hasAttribute('viewBox')) { | 
		
	
		
			
				|  |  |  |  |       const viewBox = svg.viewBox.baseVal; | 
		
	
		
			
				|  |  |  |  |       return { | 
		
	
		
			
				|  |  |  |  |         width: DefaultSize, | 
		
	
		
			
				|  |  |  |  |         height: DefaultSize * viewBox.width / viewBox.height, | 
		
	
		
			
				|  |  |  |  |         width: defaultSize, | 
		
	
		
			
				|  |  |  |  |         height: defaultSize * viewBox.width / viewBox.height, | 
		
	
		
			
				|  |  |  |  |       }; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |     return { | 
		
	
		
			
				|  |  |  |  |       width: DefaultSize, | 
		
	
		
			
				|  |  |  |  |       height: DefaultSize, | 
		
	
		
			
				|  |  |  |  |       width: defaultSize, | 
		
	
		
			
				|  |  |  |  |       height: defaultSize, | 
		
	
		
			
				|  |  |  |  |     }; | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  |   return null; | 
		
	
	
		
			
				
					
					|  |  |  | @@ -67,28 +67,31 @@ function createContext(imageAfter, imageBefore) { | 
		
	
		
			
				|  |  |  |  |   }; | 
		
	
		
			
				|  |  |  |  | } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  | export function initImageDiff() { | 
		
	
		
			
				|  |  |  |  |   $('.image-diff:not([data-image-diff-loaded])').each(async function() { | 
		
	
		
			
				|  |  |  |  |     const $container = $(this); | 
		
	
		
			
				|  |  |  |  |     this.setAttribute('data-image-diff-loaded', 'true'); | 
		
	
		
			
				|  |  |  |  | class ImageDiff { | 
		
	
		
			
				|  |  |  |  |   async init(containerEl) { | 
		
	
		
			
				|  |  |  |  |     this.containerEl = containerEl; | 
		
	
		
			
				|  |  |  |  |     containerEl.setAttribute('data-image-diff-loaded', 'true'); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     // the only jQuery usage in this file | 
		
	
		
			
				|  |  |  |  |     $(containerEl).find('.ui.menu.tabular .item').tab({autoTabActivation: false}); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     // the container may be hidden by "viewed" checkbox, so use the parent's width for reference | 
		
	
		
			
				|  |  |  |  |     const diffContainerWidth = Math.max($container.closest('.diff-file-box').width() - 300, 100); | 
		
	
		
			
				|  |  |  |  |     this.diffContainerWidth = Math.max(containerEl.closest('.diff-file-box').clientWidth - 300, 100); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     const imageInfos = [{ | 
		
	
		
			
				|  |  |  |  |       path: this.getAttribute('data-path-after'), | 
		
	
		
			
				|  |  |  |  |       mime: this.getAttribute('data-mime-after'), | 
		
	
		
			
				|  |  |  |  |       $images: $container.find('img.image-after'), // matches 3 <img> | 
		
	
		
			
				|  |  |  |  |       boundsInfo: this.querySelector('.bounds-info-after'), | 
		
	
		
			
				|  |  |  |  |       path: containerEl.getAttribute('data-path-after'), | 
		
	
		
			
				|  |  |  |  |       mime: containerEl.getAttribute('data-mime-after'), | 
		
	
		
			
				|  |  |  |  |       images: containerEl.querySelectorAll('img.image-after'), // matches 3 <img> | 
		
	
		
			
				|  |  |  |  |       boundsInfo: containerEl.querySelector('.bounds-info-after'), | 
		
	
		
			
				|  |  |  |  |     }, { | 
		
	
		
			
				|  |  |  |  |       path: this.getAttribute('data-path-before'), | 
		
	
		
			
				|  |  |  |  |       mime: this.getAttribute('data-mime-before'), | 
		
	
		
			
				|  |  |  |  |       $images: $container.find('img.image-before'), // matches 3 <img> | 
		
	
		
			
				|  |  |  |  |       boundsInfo: this.querySelector('.bounds-info-before'), | 
		
	
		
			
				|  |  |  |  |       path: containerEl.getAttribute('data-path-before'), | 
		
	
		
			
				|  |  |  |  |       mime: containerEl.getAttribute('data-mime-before'), | 
		
	
		
			
				|  |  |  |  |       images: containerEl.querySelectorAll('img.image-before'), // matches 3 <img> | 
		
	
		
			
				|  |  |  |  |       boundsInfo: containerEl.querySelector('.bounds-info-before'), | 
		
	
		
			
				|  |  |  |  |     }]; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     await Promise.all(imageInfos.map(async (info) => { | 
		
	
		
			
				|  |  |  |  |       const [success] = await Promise.all(Array.from(info.$images, (img) => { | 
		
	
		
			
				|  |  |  |  |       const [success] = await Promise.all(Array.from(info.images, (img) => { | 
		
	
		
			
				|  |  |  |  |         return loadElem(img, info.path); | 
		
	
		
			
				|  |  |  |  |       })); | 
		
	
		
			
				|  |  |  |  |       // only the first images is associated with boundsInfo | 
		
	
	
		
			
				
					
					|  |  |  | @@ -98,174 +101,184 @@ export function initImageDiff() { | 
		
	
		
			
				|  |  |  |  |         const text = await resp.text(); | 
		
	
		
			
				|  |  |  |  |         const bounds = getDefaultSvgBoundsIfUndefined(text, info.path); | 
		
	
		
			
				|  |  |  |  |         if (bounds) { | 
		
	
		
			
				|  |  |  |  |           info.$images.each(function() { | 
		
	
		
			
				|  |  |  |  |             this.setAttribute('width', bounds.width); | 
		
	
		
			
				|  |  |  |  |             this.setAttribute('height', bounds.height); | 
		
	
		
			
				|  |  |  |  |           }); | 
		
	
		
			
				|  |  |  |  |           for (const el of info.images) { | 
		
	
		
			
				|  |  |  |  |             el.setAttribute('width', bounds.width); | 
		
	
		
			
				|  |  |  |  |             el.setAttribute('height', bounds.height); | 
		
	
		
			
				|  |  |  |  |           } | 
		
	
		
			
				|  |  |  |  |           hideElem(info.boundsInfo); | 
		
	
		
			
				|  |  |  |  |         } | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |     })); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     const $imagesAfter = imageInfos[0].$images; | 
		
	
		
			
				|  |  |  |  |     const $imagesBefore = imageInfos[1].$images; | 
		
	
		
			
				|  |  |  |  |     const imagesAfter = imageInfos[0].images; | 
		
	
		
			
				|  |  |  |  |     const imagesBefore = imageInfos[1].images; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     initSideBySide(this, createContext($imagesAfter[0], $imagesBefore[0])); | 
		
	
		
			
				|  |  |  |  |     if ($imagesAfter.length > 0 && $imagesBefore.length > 0) { | 
		
	
		
			
				|  |  |  |  |       initSwipe(createContext($imagesAfter[1], $imagesBefore[1])); | 
		
	
		
			
				|  |  |  |  |       initOverlay(createContext($imagesAfter[2], $imagesBefore[2])); | 
		
	
		
			
				|  |  |  |  |     this.initSideBySide(createContext(imagesAfter[0], imagesBefore[0])); | 
		
	
		
			
				|  |  |  |  |     if (imagesAfter.length > 0 && imagesBefore.length > 0) { | 
		
	
		
			
				|  |  |  |  |       this.initSwipe(createContext(imagesAfter[1], imagesBefore[1])); | 
		
	
		
			
				|  |  |  |  |       this.initOverlay(createContext(imagesAfter[2], imagesBefore[2])); | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |     queryElemChildren(containerEl, '.image-diff-tabs', (el) => el.classList.remove('is-loading')); | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |   initSideBySide(sizes) { | 
		
	
		
			
				|  |  |  |  |     let factor = 1; | 
		
	
		
			
				|  |  |  |  |     if (sizes.maxSize.width > (this.diffContainerWidth - 24) / 2) { | 
		
	
		
			
				|  |  |  |  |       factor = (this.diffContainerWidth - 24) / 2 / sizes.maxSize.width; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     queryElemChildren(this, '.image-diff-tabs', (el) => el.classList.remove('is-loading')); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     function initSideBySide(container, sizes) { | 
		
	
		
			
				|  |  |  |  |       let factor = 1; | 
		
	
		
			
				|  |  |  |  |       if (sizes.maxSize.width > (diffContainerWidth - 24) / 2) { | 
		
	
		
			
				|  |  |  |  |         factor = (diffContainerWidth - 24) / 2 / sizes.maxSize.width; | 
		
	
		
			
				|  |  |  |  |     const widthChanged = sizes.imageAfter && sizes.imageBefore && sizes.imageAfter.naturalWidth !== sizes.imageBefore.naturalWidth; | 
		
	
		
			
				|  |  |  |  |     const heightChanged = sizes.imageAfter && sizes.imageBefore && sizes.imageAfter.naturalHeight !== sizes.imageBefore.naturalHeight; | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |       const boundsInfoAfterWidth = this.containerEl.querySelector('.bounds-info-after .bounds-info-width'); | 
		
	
		
			
				|  |  |  |  |       if (boundsInfoAfterWidth) { | 
		
	
		
			
				|  |  |  |  |         boundsInfoAfterWidth.textContent = `${sizes.imageAfter.naturalWidth}px`; | 
		
	
		
			
				|  |  |  |  |         boundsInfoAfterWidth.classList.toggle('green', widthChanged); | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       const widthChanged = sizes.imageAfter && sizes.imageBefore && sizes.imageAfter.naturalWidth !== sizes.imageBefore.naturalWidth; | 
		
	
		
			
				|  |  |  |  |       const heightChanged = sizes.imageAfter && sizes.imageBefore && sizes.imageAfter.naturalHeight !== sizes.imageBefore.naturalHeight; | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |         const boundsInfoAfterWidth = container.querySelector('.bounds-info-after .bounds-info-width'); | 
		
	
		
			
				|  |  |  |  |         if (boundsInfoAfterWidth) { | 
		
	
		
			
				|  |  |  |  |           boundsInfoAfterWidth.textContent = `${sizes.imageAfter.naturalWidth}px`; | 
		
	
		
			
				|  |  |  |  |           boundsInfoAfterWidth.classList.toggle('green', widthChanged); | 
		
	
		
			
				|  |  |  |  |         } | 
		
	
		
			
				|  |  |  |  |         const boundsInfoAfterHeight = container.querySelector('.bounds-info-after .bounds-info-height'); | 
		
	
		
			
				|  |  |  |  |         if (boundsInfoAfterHeight) { | 
		
	
		
			
				|  |  |  |  |           boundsInfoAfterHeight.textContent = `${sizes.imageAfter.naturalHeight}px`; | 
		
	
		
			
				|  |  |  |  |           boundsInfoAfterHeight.classList.toggle('green', heightChanged); | 
		
	
		
			
				|  |  |  |  |         } | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |         const boundsInfoBeforeWidth = container.querySelector('.bounds-info-before .bounds-info-width'); | 
		
	
		
			
				|  |  |  |  |         if (boundsInfoBeforeWidth) { | 
		
	
		
			
				|  |  |  |  |           boundsInfoBeforeWidth.textContent = `${sizes.imageBefore.naturalWidth}px`; | 
		
	
		
			
				|  |  |  |  |           boundsInfoBeforeWidth.classList.toggle('red', widthChanged); | 
		
	
		
			
				|  |  |  |  |         } | 
		
	
		
			
				|  |  |  |  |         const boundsInfoBeforeHeight = container.querySelector('.bounds-info-before .bounds-info-height'); | 
		
	
		
			
				|  |  |  |  |         if (boundsInfoBeforeHeight) { | 
		
	
		
			
				|  |  |  |  |           boundsInfoBeforeHeight.textContent = `${sizes.imageBefore.naturalHeight}px`; | 
		
	
		
			
				|  |  |  |  |           boundsInfoBeforeHeight.classList.add('red', heightChanged); | 
		
	
		
			
				|  |  |  |  |         } | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |         const container = sizes.imageAfter.parentNode; | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.margin = '10px auto'; | 
		
	
		
			
				|  |  |  |  |         container.style.width = `${sizes.sizeAfter.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.height = `${sizes.sizeAfter.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |         const container = sizes.imageBefore.parentNode; | 
		
	
		
			
				|  |  |  |  |         sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |         sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.margin = '10px auto'; | 
		
	
		
			
				|  |  |  |  |         container.style.width = `${sizes.sizeBefore.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.height = `${sizes.sizeBefore.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       const boundsInfoAfterHeight = this.containerEl.querySelector('.bounds-info-after .bounds-info-height'); | 
		
	
		
			
				|  |  |  |  |       if (boundsInfoAfterHeight) { | 
		
	
		
			
				|  |  |  |  |         boundsInfoAfterHeight.textContent = `${sizes.imageAfter.naturalHeight}px`; | 
		
	
		
			
				|  |  |  |  |         boundsInfoAfterHeight.classList.toggle('green', heightChanged); | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     function initSwipe(sizes) { | 
		
	
		
			
				|  |  |  |  |       let factor = 1; | 
		
	
		
			
				|  |  |  |  |       if (sizes.maxSize.width > diffContainerWidth - 12) { | 
		
	
		
			
				|  |  |  |  |         factor = (diffContainerWidth - 12) / sizes.maxSize.width; | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |       const boundsInfoBeforeWidth = this.containerEl.querySelector('.bounds-info-before .bounds-info-width'); | 
		
	
		
			
				|  |  |  |  |       if (boundsInfoBeforeWidth) { | 
		
	
		
			
				|  |  |  |  |         boundsInfoBeforeWidth.textContent = `${sizes.imageBefore.naturalWidth}px`; | 
		
	
		
			
				|  |  |  |  |         boundsInfoBeforeWidth.classList.toggle('red', widthChanged); | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |         const container = sizes.imageAfter.parentNode; | 
		
	
		
			
				|  |  |  |  |         const swipeFrame = container.parentNode; | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.margin = `0px ${sizes.ratio[0] * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.width = `${sizes.sizeAfter.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.height = `${sizes.sizeAfter.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         swipeFrame.style.padding = `${sizes.ratio[1] * factor}px 0 0 0`; | 
		
	
		
			
				|  |  |  |  |         swipeFrame.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       const boundsInfoBeforeHeight = this.containerEl.querySelector('.bounds-info-before .bounds-info-height'); | 
		
	
		
			
				|  |  |  |  |       if (boundsInfoBeforeHeight) { | 
		
	
		
			
				|  |  |  |  |         boundsInfoBeforeHeight.textContent = `${sizes.imageBefore.naturalHeight}px`; | 
		
	
		
			
				|  |  |  |  |         boundsInfoBeforeHeight.classList.add('red', heightChanged); | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |         const container = sizes.imageBefore.parentNode; | 
		
	
		
			
				|  |  |  |  |         const swipeFrame = container.parentNode; | 
		
	
		
			
				|  |  |  |  |         sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |         sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.margin = `${sizes.ratio[3] * factor}px ${sizes.ratio[2] * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.width = `${sizes.sizeBefore.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.height = `${sizes.sizeBefore.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         swipeFrame.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         swipeFrame.style.height = `${sizes.maxSize.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       // extra height for inner "position: absolute" elements | 
		
	
		
			
				|  |  |  |  |       const swipe = $container.find('.diff-swipe')[0]; | 
		
	
		
			
				|  |  |  |  |       if (swipe) { | 
		
	
		
			
				|  |  |  |  |         swipe.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         swipe.style.height = `${sizes.maxSize.height * factor + 30}px`; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       $container.find('.swipe-bar').on('mousedown', function(e) { | 
		
	
		
			
				|  |  |  |  |         e.preventDefault(); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |         const $swipeBar = $(this); | 
		
	
		
			
				|  |  |  |  |         const $swipeFrame = $swipeBar.parent(); | 
		
	
		
			
				|  |  |  |  |         const width = $swipeFrame.width() - $swipeBar.width() - 2; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |         $(document).on('mousemove.diff-swipe', (e2) => { | 
		
	
		
			
				|  |  |  |  |           e2.preventDefault(); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |           const value = Math.max(0, Math.min(e2.clientX - $swipeFrame.offset().left, width)); | 
		
	
		
			
				|  |  |  |  |           $swipeBar[0].style.left = `${value}px`; | 
		
	
		
			
				|  |  |  |  |           $container.find('.swipe-container')[0].style.width = `${$swipeFrame.width() - value}px`; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |           $(document).on('mouseup.diff-swipe', () => { | 
		
	
		
			
				|  |  |  |  |             $(document).off('.diff-swipe'); | 
		
	
		
			
				|  |  |  |  |           }); | 
		
	
		
			
				|  |  |  |  |         }); | 
		
	
		
			
				|  |  |  |  |       }); | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     function initOverlay(sizes) { | 
		
	
		
			
				|  |  |  |  |       let factor = 1; | 
		
	
		
			
				|  |  |  |  |       if (sizes.maxSize.width > diffContainerWidth - 12) { | 
		
	
		
			
				|  |  |  |  |         factor = (diffContainerWidth - 12) / sizes.maxSize.width; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |         const container = sizes.imageAfter.parentNode; | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.margin = `${sizes.ratio[1] * factor}px ${sizes.ratio[0] * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.width = `${sizes.sizeAfter.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.height = `${sizes.sizeAfter.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |         const container = sizes.imageBefore.parentNode; | 
		
	
		
			
				|  |  |  |  |         const overlayFrame = container.parentNode; | 
		
	
		
			
				|  |  |  |  |         sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |         sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.margin = `${sizes.ratio[3] * factor}px ${sizes.ratio[2] * factor}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.width = `${sizes.sizeBefore.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         container.style.height = `${sizes.sizeBefore.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |         // some inner elements are `position: absolute`, so the container's height must be large enough | 
		
	
		
			
				|  |  |  |  |         overlayFrame.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |         overlayFrame.style.height = `${sizes.maxSize.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       const rangeInput = $container[0].querySelector('input[type="range"]'); | 
		
	
		
			
				|  |  |  |  |       function updateOpacity() { | 
		
	
		
			
				|  |  |  |  |         if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |           sizes.imageAfter.parentNode.style.opacity = `${rangeInput.value / 100}`; | 
		
	
		
			
				|  |  |  |  |         } | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |       rangeInput?.addEventListener('input', updateOpacity); | 
		
	
		
			
				|  |  |  |  |       updateOpacity(); | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |       const container = sizes.imageAfter.parentNode; | 
		
	
		
			
				|  |  |  |  |       sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |       sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.margin = '10px auto'; | 
		
	
		
			
				|  |  |  |  |       container.style.width = `${sizes.sizeAfter.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.height = `${sizes.sizeAfter.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |   }); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |       const container = sizes.imageBefore.parentNode; | 
		
	
		
			
				|  |  |  |  |       sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |       sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.margin = '10px auto'; | 
		
	
		
			
				|  |  |  |  |       container.style.width = `${sizes.sizeBefore.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.height = `${sizes.sizeBefore.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |   initSwipe(sizes) { | 
		
	
		
			
				|  |  |  |  |     let factor = 1; | 
		
	
		
			
				|  |  |  |  |     if (sizes.maxSize.width > this.diffContainerWidth - 12) { | 
		
	
		
			
				|  |  |  |  |       factor = (this.diffContainerWidth - 12) / sizes.maxSize.width; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |       const imgParent = sizes.imageAfter.parentNode; | 
		
	
		
			
				|  |  |  |  |       const swipeFrame = imgParent.parentNode; | 
		
	
		
			
				|  |  |  |  |       sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |       sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |       imgParent.style.margin = `0px ${sizes.ratio[0] * factor}px`; | 
		
	
		
			
				|  |  |  |  |       imgParent.style.width = `${sizes.sizeAfter.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       imgParent.style.height = `${sizes.sizeAfter.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       swipeFrame.style.padding = `${sizes.ratio[1] * factor}px 0 0 0`; | 
		
	
		
			
				|  |  |  |  |       swipeFrame.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |       const imgParent = sizes.imageBefore.parentNode; | 
		
	
		
			
				|  |  |  |  |       const swipeFrame = imgParent.parentNode; | 
		
	
		
			
				|  |  |  |  |       sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |       sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |       imgParent.style.margin = `${sizes.ratio[3] * factor}px ${sizes.ratio[2] * factor}px`; | 
		
	
		
			
				|  |  |  |  |       imgParent.style.width = `${sizes.sizeBefore.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       imgParent.style.height = `${sizes.sizeBefore.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       swipeFrame.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       swipeFrame.style.height = `${sizes.maxSize.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     // extra height for inner "position: absolute" elements | 
		
	
		
			
				|  |  |  |  |     const swipe = this.containerEl.querySelector('.diff-swipe'); | 
		
	
		
			
				|  |  |  |  |     if (swipe) { | 
		
	
		
			
				|  |  |  |  |       swipe.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       swipe.style.height = `${sizes.maxSize.height * factor + 30}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     this.containerEl.querySelector('.swipe-bar').addEventListener('mousedown', (e) => { | 
		
	
		
			
				|  |  |  |  |       e.preventDefault(); | 
		
	
		
			
				|  |  |  |  |       this.initSwipeEventListeners(e.currentTarget); | 
		
	
		
			
				|  |  |  |  |     }); | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |   initSwipeEventListeners(swipeBar) { | 
		
	
		
			
				|  |  |  |  |     const swipeFrame = swipeBar.parentNode; | 
		
	
		
			
				|  |  |  |  |     const width = swipeFrame.clientWidth; | 
		
	
		
			
				|  |  |  |  |     const onSwipeMouseMove = (e) => { | 
		
	
		
			
				|  |  |  |  |       e.preventDefault(); | 
		
	
		
			
				|  |  |  |  |       const rect = swipeFrame.getBoundingClientRect(); | 
		
	
		
			
				|  |  |  |  |       const value = Math.max(0, Math.min(e.clientX - rect.left, width)); | 
		
	
		
			
				|  |  |  |  |       swipeBar.style.left = `${value}px`; | 
		
	
		
			
				|  |  |  |  |       this.containerEl.querySelector('.swipe-container').style.width = `${swipeFrame.clientWidth - value}px`; | 
		
	
		
			
				|  |  |  |  |     }; | 
		
	
		
			
				|  |  |  |  |     const removeEventListeners = () => { | 
		
	
		
			
				|  |  |  |  |       document.removeEventListener('mousemove', onSwipeMouseMove); | 
		
	
		
			
				|  |  |  |  |       document.removeEventListener('mouseup', removeEventListeners); | 
		
	
		
			
				|  |  |  |  |     }; | 
		
	
		
			
				|  |  |  |  |     document.addEventListener('mousemove', onSwipeMouseMove); | 
		
	
		
			
				|  |  |  |  |     document.addEventListener('mouseup', removeEventListeners); | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |   initOverlay(sizes) { | 
		
	
		
			
				|  |  |  |  |     let factor = 1; | 
		
	
		
			
				|  |  |  |  |     if (sizes.maxSize.width > this.diffContainerWidth - 12) { | 
		
	
		
			
				|  |  |  |  |       factor = (this.diffContainerWidth - 12) / sizes.maxSize.width; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |       const container = sizes.imageAfter.parentNode; | 
		
	
		
			
				|  |  |  |  |       sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |       sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.margin = `${sizes.ratio[1] * factor}px ${sizes.ratio[0] * factor}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.width = `${sizes.sizeAfter.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.height = `${sizes.sizeAfter.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     if (sizes.imageBefore) { | 
		
	
		
			
				|  |  |  |  |       const container = sizes.imageBefore.parentNode; | 
		
	
		
			
				|  |  |  |  |       const overlayFrame = container.parentNode; | 
		
	
		
			
				|  |  |  |  |       sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`; | 
		
	
		
			
				|  |  |  |  |       sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.margin = `${sizes.ratio[3] * factor}px ${sizes.ratio[2] * factor}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.width = `${sizes.sizeBefore.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       container.style.height = `${sizes.sizeBefore.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |       // some inner elements are `position: absolute`, so the container's height must be large enough | 
		
	
		
			
				|  |  |  |  |       overlayFrame.style.width = `${sizes.maxSize.width * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |       overlayFrame.style.height = `${sizes.maxSize.height * factor + 2}px`; | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     const rangeInput = this.containerEl.querySelector('input[type="range"]'); | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     function updateOpacity() { | 
		
	
		
			
				|  |  |  |  |       if (sizes.imageAfter) { | 
		
	
		
			
				|  |  |  |  |         sizes.imageAfter.parentNode.style.opacity = `${rangeInput.value / 100}`; | 
		
	
		
			
				|  |  |  |  |       } | 
		
	
		
			
				|  |  |  |  |     } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  |     rangeInput?.addEventListener('input', updateOpacity); | 
		
	
		
			
				|  |  |  |  |     updateOpacity(); | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  | } | 
		
	
		
			
				|  |  |  |  |  | 
		
	
		
			
				|  |  |  |  | export function initImageDiff() { | 
		
	
		
			
				|  |  |  |  |   for (const el of queryElems('.image-diff:not([data-image-diff-loaded])')) { | 
		
	
		
			
				|  |  |  |  |     (new ImageDiff()).init(el); // it is async, but we don't need to await for it | 
		
	
		
			
				|  |  |  |  |   } | 
		
	
		
			
				|  |  |  |  | } | 
		
	
	
		
			
				
					
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