+
+ // When emplace_annotation() inserts instead of appends an annotation,
+ // the pointers in all_annotations that follow the inserted annotation and
+ // point to annotations for this row are off by one and must be updated
+ if (&(row_data.annotations().back()) != ann) {
+ // Search backwards until we find the annotation we just added
+ auto row_it = row_data.annotations().end();
+ auto all_it = all_annotations.end();
+ do {
+ all_it--;
+ if ((*all_it)->row_data() == &row_data)
+ row_it--;
+ } while (&(*row_it) != ann);
+
+ // Update the annotation addresses for this row's annotations until the end
+ do {
+ if ((*all_it)->row_data() == &row_data) {
+ *all_it = &(*row_it);
+ row_it++;
+ }
+ all_it++;
+ } while (all_it != all_annotations.end());
+ }