https://www.mail-archive.com/lyx-devel@lists.lyx.org/msg219612.html
///
int bottomOffset(BufferView const *) const override { return 0; }
///
- int leftOffset(BufferView const *) const override { return 0; }
+ int leftOffset(BufferView const *) const override { return 3; }
///
- int rightOffset(BufferView const *) const override { return 0; }
+ int rightOffset(BufferView const *) const override { return 2; }
///
void metrics(MetricsInfo &, Dimension &) const override;