Default size in CSS pixels for selection corner-handles AND their
hit-test radius, at targetScale = 1. Used by the SceneCanvas defaults;
consumers override via selectTool.handleHitRadius or
layers.selectionOverlay.handles.size.
Deliberately unscaled: consumers reading this constant keep getting the
number they always got. Kit-internal use sites multiply by
DeviceProfile.targetScale.
Default size in CSS pixels for selection corner-handles AND their hit-test radius, at
targetScale = 1. Used by the SceneCanvas defaults; consumers override viaselectTool.handleHitRadiusorlayers.selectionOverlay.handles.size.Deliberately unscaled: consumers reading this constant keep getting the number they always got. Kit-internal use sites multiply by
DeviceProfile.targetScale.