+ /**
+ * Returns the rect of the current caret if the caret is in an empty block before a
+ * BR we insert a temporary invisible character that we get the rect this way we always get a proper rect.
+ *
+ * TODO: This might be useful in core.
+ */
+ function getCaretRect(rng) {
+ var rects, textNode, node, container = rng.startContainer;
+
+ rects = rng.getClientRects();
+ if (rects.length) {
+ return rects[0];
+ }
+
+ if (!rng.collapsed || container.nodeType != 1) {
+ return;
+ }
+
+ node = container.childNodes[lastRng.startOffset];
+
+ // Skip empty whitespace nodes
+ while (node && node.nodeType == 3 && !node.data.length) {
+ node = node.nextSibling;
+ }
+
+ if (!node) {
+ return;
+ }
+
+ // Check if the location is |<br>
+ // TODO: Might need to expand this to say |<table>
+ if (node.tagName == 'BR') {
+ textNode = dom.doc.createTextNode('\uFEFF');
+ node.parentNode.insertBefore(textNode, node);
+
+ rng = dom.createRng();
+ rng.setStartBefore(textNode);
+ rng.setEndAfter(textNode);
+
+ rects = rng.getClientRects();
+ dom.remove(textNode);
+ }
+
+ if (rects.length) {
+ return rects[0];
+ }
+ }
+