@txdfe/at/lib/dialog/util.js

一个设计体系组件库

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getPosRegion = exports.Region = void 0;
var Region = exports.Region = {
  LeftTop: 'LeftTop',
  Top: 'Top',
  RightTop: 'RightTop',
  LeftBottom: 'LeftBottom',
  Bottom: 'Bottom',
  RightBottom: 'RightBottom'
};
var RegionMap = [[Region.LeftTop, Region.Top, Region.RightTop], [Region.LeftBottom, Region.Bottom, Region.RightBottom]];
var getRelativePos = function getRelativePos(absPos) {
  var _document$documentEle = document.documentElement,
    scrollLeft = _document$documentEle.scrollLeft,
    scrollTop = _document$documentEle.scrollTop;
  return {
    x: absPos.x - scrollLeft,
    y: absPos.y - scrollTop
  };
};

/**
 * 获取坐标所在区域
 * @param {object} absPos
 * @param {number} absPos.x
 * @param {number} absPos.y
 * @returns {string} Region
 */
var getPosRegion = exports.getPosRegion = function getPosRegion(absPos) {
  var _document$body = document.body,
    clientWidth = _document$body.clientWidth,
    clientHeight = _document$body.clientHeight;
  var pos = getRelativePos(absPos);
  var rows = RegionMap.length;
  var cols = RegionMap[0].length;
  var uw = clientWidth / cols;
  var uh = clientHeight / rows;
  var rowIdx = 0;
  var colIdx = 0;
  for (var i = 0; i < cols; i++) {
    if (pos.x >= uw * i) {
      colIdx = i;
    }
  }
  for (var j = 0; j < rows; j++) {
    if (pos.y >= uh * j) {
      rowIdx = j;
    }
  }
  return RegionMap[rowIdx][colIdx];
};