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JavaScript: Is element in viewport?
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/* | |
No jQuery necessary. | |
Thanks to Dan's StackOverflow answer for this: | |
http://stackoverflow.com/questions/123999/how-to-tell-if-a-dom-element-is-visible-in-the-current-viewport | |
*/ | |
function isElementInViewport(el) { | |
var rect = el.getBoundingClientRect(); | |
return ( | |
rect.top >= 0 && | |
rect.left >= 0 && | |
rect.bottom <= (window.innerHeight || document. documentElement.clientHeight) && | |
rect.right <= (window.innerWidth || document. documentElement.clientWidth) | |
); | |
} |
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