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class Lightbox { |
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constructor(options) { |
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this.targets = typeof options.targets === 'string' ? document.querySelectorAll(options.targets) : options.targets; |
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this.initClasses(); |
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this.initClone(); |
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this.initClose(); |
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} |
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initClasses() { |
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this.targets.forEach(function (target) { |
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target.classList.add('lightbox'); |
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}); |
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} |
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initHTML(target, position) { |
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let wrapper = document.createElement('div'); |
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wrapper.classList.add('clone-bg'); |
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setTimeout(() => { |
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wrapper.classList.add('active'); |
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}, 100); |
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let clone = document.createElement('div'); |
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clone.classList.add('clone'); |
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clone.style.top = position.top + 'px'; |
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clone.style.left = position.left + 'px'; |
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clone.style.width = target.naturalWidth + 'px'; |
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clone.style.height = target.naturalHeight + 'px'; |
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setTimeout(() => { |
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clone.classList.add('centered'); |
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}, 100); |
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let cloneImg = document.createElement('img'); |
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cloneImg.src = target.src; |
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clone.appendChild(cloneImg); |
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wrapper.appendChild(clone); |
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document.body.appendChild(wrapper); |
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} |
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initClone() { |
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let that = this; |
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this.targets.forEach(function (target) { |
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target.addEventListener('click', function (e) { |
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that.initHTML(e.target, that.getTargetPosition(target)); |
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}) |
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}); |
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} |
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getTargetPosition(target) { |
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let targetPosition = target.getBoundingClientRect(); |
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return { |
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top: targetPosition.top, |
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left: targetPosition.left |
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} |
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} |
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initClose() { |
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this.bodyClose(); |
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this.scrollClose(); |
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} |
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static close() { |
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let parent = document.querySelector('.clone-bg'); |
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let child = parent.querySelector('.clone'); |
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child.classList.remove('centered'); |
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setTimeout(() => { |
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parent.remove(); |
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}, 500); |
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} |
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bodyClose() { |
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let that = this; |
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document.addEventListener('click', function (e) { |
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e.preventDefault(); |
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if(e.target.closest('.clone-bg')) { |
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Lightbox.close(); |
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} |
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}); |
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} |
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scrollClose() { |
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let that = this; |
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document.addEventListener('scroll', function () { |
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Lightbox.close(); |
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}); |
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} |
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} |