61 lines
2.1 KiB
JavaScript
61 lines
2.1 KiB
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
Object.defineProperty(exports, "__esModule", {
|
||
|
|
value: true
|
||
|
|
});
|
||
|
|
|
||
|
|
var _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; };
|
||
|
|
|
||
|
|
exports.default = position;
|
||
|
|
|
||
|
|
var _offset = require('./offset');
|
||
|
|
|
||
|
|
var _offset2 = _interopRequireDefault(_offset);
|
||
|
|
|
||
|
|
var _offsetParent = require('./offsetParent');
|
||
|
|
|
||
|
|
var _offsetParent2 = _interopRequireDefault(_offsetParent);
|
||
|
|
|
||
|
|
var _scrollTop = require('./scrollTop');
|
||
|
|
|
||
|
|
var _scrollTop2 = _interopRequireDefault(_scrollTop);
|
||
|
|
|
||
|
|
var _scrollLeft = require('./scrollLeft');
|
||
|
|
|
||
|
|
var _scrollLeft2 = _interopRequireDefault(_scrollLeft);
|
||
|
|
|
||
|
|
var _style = require('../style');
|
||
|
|
|
||
|
|
var _style2 = _interopRequireDefault(_style);
|
||
|
|
|
||
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
||
|
|
|
||
|
|
function nodeName(node) {
|
||
|
|
return node.nodeName && node.nodeName.toLowerCase();
|
||
|
|
}
|
||
|
|
|
||
|
|
function position(node, offsetParent) {
|
||
|
|
var parentOffset = { top: 0, left: 0 },
|
||
|
|
offset;
|
||
|
|
|
||
|
|
// Fixed elements are offset from window (parentOffset = {top:0, left: 0},
|
||
|
|
// because it is its only offset parent
|
||
|
|
if ((0, _style2.default)(node, 'position') === 'fixed') {
|
||
|
|
offset = node.getBoundingClientRect();
|
||
|
|
} else {
|
||
|
|
offsetParent = offsetParent || (0, _offsetParent2.default)(node);
|
||
|
|
offset = (0, _offset2.default)(node);
|
||
|
|
|
||
|
|
if (nodeName(offsetParent) !== 'html') parentOffset = (0, _offset2.default)(offsetParent);
|
||
|
|
|
||
|
|
parentOffset.top += parseInt((0, _style2.default)(offsetParent, 'borderTopWidth'), 10) - (0, _scrollTop2.default)(offsetParent) || 0;
|
||
|
|
parentOffset.left += parseInt((0, _style2.default)(offsetParent, 'borderLeftWidth'), 10) - (0, _scrollLeft2.default)(offsetParent) || 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Subtract parent offsets and node margins
|
||
|
|
return _extends({}, offset, {
|
||
|
|
top: offset.top - parentOffset.top - (parseInt((0, _style2.default)(node, 'marginTop'), 10) || 0),
|
||
|
|
left: offset.left - parentOffset.left - (parseInt((0, _style2.default)(node, 'marginLeft'), 10) || 0)
|
||
|
|
});
|
||
|
|
}
|
||
|
|
module.exports = exports['default'];
|