14 lines
514 B
JavaScript
14 lines
514 B
JavaScript
import { useEffect, useState } from 'react';
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import { off, on } from './misc/util';
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export default (function () {
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var _a = useState(0), mouseWheelScrolled = _a[0], setMouseWheelScrolled = _a[1];
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useEffect(function () {
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var updateScroll = function (e) {
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setMouseWheelScrolled(e.deltaY + mouseWheelScrolled);
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};
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on(window, 'wheel', updateScroll, false);
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return function () { return off(window, 'wheel', updateScroll); };
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});
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return mouseWheelScrolled;
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});
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