Here is the complete list of shortcuts:




Open Goldie Ruler
⌥ + ⌘ + G




Flip Horizontally
⌥ + ⇧ + ⌘ + H




Flip Horizontally
⌥ + ⇧ + ⌘ + V




Next Ruler Theme
⌥ + ⇧ + ⌘ + →




Previous Ruler Theme
⌥ + ⇧ + ⌘ + ←




Snap Rotate Ruler every 45°
Hold down shift as you rotate from the dot anchor point




Vertically and Horizontally Lock Ruler
Hold down shift as you drag from the middle white bar