frontblocks-counter-runtime.js
8 months ago
frontblocks-counter.css
8 months ago
frontblocks-counter.js
8 months ago
frontblocks-counter-runtime.js
83 lines
| 1 | const COUNTER_CLASS = 'frontblocks-counter-active'; |
| 2 | |
| 3 | document.addEventListener('DOMContentLoaded', function() { |
| 4 | const counterElements = document.querySelectorAll(`.${COUNTER_CLASS}`); |
| 5 | |
| 6 | if (counterElements.length === 0) return; |
| 7 | |
| 8 | const runCounterAnimation = (element) => { |
| 9 | if (element.classList.contains('count-up-animated')) { |
| 10 | return; |
| 11 | } |
| 12 | |
| 13 | const originalText = element.getAttribute('data-counter-target'); |
| 14 | if (!originalText) return; |
| 15 | |
| 16 | const animationDuration = parseInt(element.getAttribute('data-counter-duration'), 10) || 2000; |
| 17 | const customPrefix = element.getAttribute('data-counter-prefix') || ''; |
| 18 | const customSuffix = element.getAttribute('data-counter-suffix') || ''; |
| 19 | |
| 20 | element.setAttribute('data-original-text', originalText); |
| 21 | |
| 22 | const prefix = customPrefix || ''; |
| 23 | |
| 24 | let numberString = originalText; |
| 25 | |
| 26 | const numberMatch = numberString.match(/[\d\.,]+/); |
| 27 | if (!numberMatch) return; |
| 28 | |
| 29 | let targetString = numberMatch[0].replace(/[^0-9]/g, ''); |
| 30 | const target = parseInt(targetString, 10); |
| 31 | |
| 32 | if (isNaN(target) || target === 0) return; |
| 33 | |
| 34 | let current = 0; |
| 35 | const interval = 10; |
| 36 | const steps = animationDuration / interval; |
| 37 | const stepValue = target / steps; |
| 38 | |
| 39 | const timer = setInterval(() => { |
| 40 | current += stepValue; |
| 41 | |
| 42 | if (current >= target) { |
| 43 | current = target; |
| 44 | clearInterval(timer); |
| 45 | element.classList.add('count-up-animated'); |
| 46 | } |
| 47 | |
| 48 | element.textContent = prefix + Math.floor(current).toLocaleString('en-US') + customSuffix; |
| 49 | }, interval); |
| 50 | }; |
| 51 | |
| 52 | const observerOptions = { |
| 53 | root: null, |
| 54 | rootMargin: '0px', |
| 55 | threshold: 0.5 |
| 56 | }; |
| 57 | |
| 58 | const observer = new IntersectionObserver((entries, observer) => { |
| 59 | entries.forEach(entry => { |
| 60 | if (entry.isIntersecting) { |
| 61 | const element = entry.target; |
| 62 | |
| 63 | if (!element.classList.contains('count-up-animated')) { |
| 64 | runCounterAnimation(element); |
| 65 | } |
| 66 | |
| 67 | observer.unobserve(element); |
| 68 | } |
| 69 | }); |
| 70 | }, observerOptions); |
| 71 | |
| 72 | counterElements.forEach(counter => { |
| 73 | const fullTargetText = counter.getAttribute('data-counter-target'); |
| 74 | if (!fullTargetText) return; |
| 75 | |
| 76 | const customPrefix = counter.getAttribute('data-counter-prefix') || ''; |
| 77 | const customSuffix = counter.getAttribute('data-counter-suffix') || ''; |
| 78 | |
| 79 | counter.textContent = customPrefix + '0' + customSuffix; |
| 80 | |
| 81 | observer.observe(counter); |
| 82 | }); |
| 83 | }); |