@difizen/mana-core
Version:
103 lines • 4.53 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import { useRef, useEffect, useLayoutEffect, useState, useCallback } from 'react';
export function useLatest(value) {
var ref = useRef(value);
ref.current = value;
return ref;
}
export var useUnmount = function useUnmount(fn) {
var fnRef = useLatest(fn);
useEffect(function () {
return function () {
fnRef.current();
};
},
// eslint-disable-next-line react-hooks/exhaustive-deps
[]);
};
export var useMount = function useMount(fn) {
useEffect(function () {
fn === null || fn === void 0 || fn();
// eslint-disable-next-line react-hooks/exhaustive-deps
}, []);
};
function useRafState(initialState) {
var ref = useRef(0);
var _useState = useState(initialState),
_useState2 = _slicedToArray(_useState, 2),
state = _useState2[0],
setState = _useState2[1];
var setRafState = useCallback(function (value) {
cancelAnimationFrame(ref.current);
ref.current = requestAnimationFrame(function () {
setState(value);
});
}, []);
useUnmount(function () {
cancelAnimationFrame(ref.current);
});
return [state, setRafState];
}
export function useSize(ref) {
var _useRafState = useRafState(),
_useRafState2 = _slicedToArray(_useRafState, 2),
size = _useRafState2[0],
setSize = _useRafState2[1];
useLayoutEffect(function () {
if (_typeof(ref) !== 'object') {
return;
}
var el = ref === null || ref === void 0 ? void 0 : ref.current;
if (!el) {
return;
}
var resizeObserver = new ResizeObserver(function (entries) {
entries.forEach(function (entry) {
var _entry$target = entry.target,
clientWidth = _entry$target.clientWidth,
clientHeight = _entry$target.clientHeight;
setSize({
width: clientWidth,
height: clientHeight
});
});
});
resizeObserver.observe(el);
return function () {
resizeObserver.disconnect();
};
}, [ref, setSize]);
return size;
}
export function useSizeCallback(fn, ref) {
var callback = useLatest(function (size) {
fn(size);
});
useLayoutEffect(function () {
if (_typeof(ref) !== 'object') {
return;
}
var el = ref === null || ref === void 0 ? void 0 : ref.current;
if (!el || !fn) {
return;
}
var resizeObserver = new ResizeObserver(function (entries) {
entries.forEach(function (entry) {
callback.current({
width: entry.target.clientWidth,
height: entry.target.clientHeight
});
});
});
resizeObserver.observe(el);
return function () {
resizeObserver.disconnect();
};
}, [callback, ref, fn]);
}