overscroll/es/utils/css.js

scroll

var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

import is from 'whatitis';

var PIXEL_PATTERN = /margin|padding|width|height|max|min|offset/;

var removePixel = {
  left: true,
  top: true
};
var floatMap = {
  cssFloat: 1,
  styleFloat: 1,
  float: 1
};

function getComputedStyle(node) {
  return node.nodeType === 1 ? node.ownerDocument.defaultView.getComputedStyle(node, null) : {};
}

function getStyleValue(node, type, value) {
  type = type.toLowerCase();
  if (value === 'auto') {
    if (type === 'height') {
      return node.offsetHeight;
    }
    if (type === 'width') {
      return node.offsetWidth;
    }
  }
  if (!(type in removePixel)) {
    removePixel[type] = PIXEL_PATTERN.test(type);
  }
  return removePixel[type] ? parseFloat(value) || 0 : value;
}

export function get(node, name) {
  var length = arguments.length;
  var style = getComputedStyle(node);

  name = floatMap[name] ? 'cssFloat' in node.style ? 'cssFloat' : 'styleFloat' : name;

  return length === 1 ? style : getStyleValue(node, name, style[name] || node.style[name]);
}

export function set(node, name, value) {
  var length = arguments.length;
  name = floatMap[name] ? 'cssFloat' in node.style ? 'cssFloat' : 'styleFloat' : name;
  if (length === 3) {
    if (typeof value === 'number' && PIXEL_PATTERN.test(name)) {
      value = value + 'px';
    }
    node.style[name] = value; // Number
    return value;
  }
  if (is.PlainObject(name)) {
    Object.entries(name).forEach(function (_ref) {
      var _ref2 = _slicedToArray(_ref, 2),
          key = _ref2[0],
          value = _ref2[1];

      set(node, key, value);
    });
  }
  // for ( const x in name ) {
  //   if ( name.hasOwnProperty( x )) {
  //     set( node, x, name[x]);
  //   }
  // }
  return getComputedStyle(node);
}