Initial commit

node_modules/dom-helpers/query/position.js

@@ -0,0 +1,61 @@
+'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'];