forgeplus-react/node_modules/dom-lib/lib/query/getPosition.js

60 lines
2.2 KiB
JavaScript

"use strict";
exports.__esModule = true;
exports["default"] = void 0;
var _getOffsetParent = _interopRequireDefault(require("./getOffsetParent"));
var _getOffset = _interopRequireDefault(require("./getOffset"));
var _style = require("../style");
var _scrollTop = _interopRequireDefault(require("./scrollTop"));
var _scrollLeft = _interopRequireDefault(require("./scrollLeft"));
var _nodeName = _interopRequireDefault(require("./nodeName"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
var _default = function _default(node, offsetParent) {
var parentOffset = {
top: 0,
left: 0
};
var offset = null; // Fixed elements are offset from window (parentOffset = {top:0, left: 0},
// because it is its only offset parent
if ((0, _style.getStyle)(node, 'position') === 'fixed') {
offset = node.getBoundingClientRect();
} else {
offsetParent = offsetParent || (0, _getOffsetParent["default"])(node);
offset = (0, _getOffset["default"])(node);
if ((0, _nodeName["default"])(offsetParent) !== 'html') {
var nextParentOffset = (0, _getOffset["default"])(offsetParent);
if (nextParentOffset) {
parentOffset.top = nextParentOffset.top;
parentOffset.left = nextParentOffset.left;
}
}
parentOffset.top += parseInt((0, _style.getStyle)(offsetParent, 'borderTopWidth'), 10) - (0, _scrollTop["default"])(offsetParent) || 0;
parentOffset.left += parseInt((0, _style.getStyle)(offsetParent, 'borderLeftWidth'), 10) - (0, _scrollLeft["default"])(offsetParent) || 0;
} // Subtract parent offsets and node margins
if (offset) {
return _extends({}, offset, {
top: offset.top - parentOffset.top - (parseInt((0, _style.getStyle)(node, 'marginTop'), 10) || 0),
left: offset.left - parentOffset.left - (parseInt((0, _style.getStyle)(node, 'marginLeft'), 10) || 0)
});
}
return null;
};
exports["default"] = _default;