Matt Thauvette thauvette
joshbeckman
/ animatedScrollTo.js
Created
September 30, 2013 14:51
ScrollTo animation using pure javascript and no jquery
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| document.getElementsByTagName('button')[0].onclick = function () { | |
| scrollTo(document.body, 0, 1250); | |
| } | |
| function scrollTo(element, to, duration) { | |
| var start = element.scrollTop, | |
| change = to - start, | |
| currentTime = 0, | |
| increment = 20; | |
james2doyle
/ scrollTo.js
Last active
November 29, 2023 11:41
a native scrollTo function in javascript that uses requestAnimationFrame and easing for animation
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| // easing functions http://goo.gl/5HLl8 | |
| Math.easeInOutQuad = function (t, b, c, d) { | |
| t /= d/2; | |
| if (t < 1) { | |
| return c/2*t*t + b | |
| } | |
| t--; | |
| return -c/2 * (t*(t-2) - 1) + b; | |
| }; |