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: / var / canvas / node_modules / react-use / esm /
Filename : useLongPress.js
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import { useCallback, useRef } from 'react';
import { off, on } from './misc/util';
var isTouchEvent = function (ev) {
    return 'touches' in ev;
};
var preventDefault = function (ev) {
    if (!isTouchEvent(ev))
        return;
    if (ev.touches.length < 2 && ev.preventDefault) {
        ev.preventDefault();
    }
};
var useLongPress = function (callback, _a) {
    var _b = _a === void 0 ? {} : _a, _c = _b.isPreventDefault, isPreventDefault = _c === void 0 ? true : _c, _d = _b.delay, delay = _d === void 0 ? 300 : _d;
    var timeout = useRef();
    var target = useRef();
    var start = useCallback(function (event) {
        // prevent ghost click on mobile devices
        if (isPreventDefault && event.target) {
            on(event.target, 'touchend', preventDefault, { passive: false });
            target.current = event.target;
        }
        timeout.current = setTimeout(function () { return callback(event); }, delay);
    }, [callback, delay, isPreventDefault]);
    var clear = useCallback(function () {
        // clearTimeout and removeEventListener
        timeout.current && clearTimeout(timeout.current);
        if (isPreventDefault && target.current) {
            off(target.current, 'touchend', preventDefault);
        }
    }, [isPreventDefault]);
    return {
        onMouseDown: function (e) { return start(e); },
        onTouchStart: function (e) { return start(e); },
        onMouseUp: clear,
        onMouseLeave: clear,
        onTouchEnd: clear,
    };
};
export default useLongPress;