Well, FWIW I increased the radius of the gizmo to 1/3 from 1/4, and made it visible. I'm still not handling drags outside the canvas area - those will cause ju

Well, FWIW I increased the radius of the gizmo to 1/3 from 1/4, and made it visible. I'm still not handling drags outside the canvas area - those will cause jumps, but everything else should feel better.