@ucloud-pccl/react-components/lib/libs/rc-align/util.js

UCloud pccl react components

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.buffer = buffer;
exports.isSamePoint = isSamePoint;
exports.isSimilarValue = isSimilarValue;
exports.isWindow = isWindow;
exports.restoreFocus = restoreFocus;
var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));
var _contains = _interopRequireDefault(require("rc-util/lib/Dom/contains"));
function buffer(fn, ms) {
  var timer;
  function clear() {
    if (timer) {
      clearTimeout(timer);
      timer = null;
    }
  }
  function bufferFn() {
    clear();
    timer = setTimeout(fn, ms);
  }
  bufferFn.clear = clear;
  return bufferFn;
}
function isSamePoint(prev, next) {
  if (prev === next) return true;
  if (!prev || !next) return false;
  if ('pageX' in next && 'pageY' in next) {
    return prev.pageX === next.pageX && prev.pageY === next.pageY;
  }
  if ('clientX' in next && 'clientY' in next) {
    return prev.clientX === next.clientX && prev.clientY === next.clientY;
  }
  return false;
}
function isWindow(obj) {
  return obj && (0, _typeof2.default)(obj) === 'object' && obj.window === obj;
}
function isSimilarValue(val1, val2) {
  var int1 = Math.floor(val1);
  var int2 = Math.floor(val2);
  return Math.abs(int1 - int2) <= 1;
}
function restoreFocus(activeElement, container) {
  // Focus back if is in the container
  if (activeElement !== document.activeElement && (0, _contains.default)(container, activeElement)) {
    activeElement.focus();
  }
}