ba7129a719
* Added clipItem option to LinearRegionItem * Added a clipItem option to LinearRegionItem Handle case when no self.viewBox() is yet available * Implement LinearRegionItem clipItem * Undo unnecessary change * Update clipItem doc * Fixup docstring formatting * Cleanup * Support clearing clipItem via setBounds. Fix initialization bug * Add tests for LinearRegionItem clipItem * Better clipItem demo in crosshair example * Another test to verify claim in docstring Co-authored-by: Arjun Chennu <arjun.chennu@gmail.com> Co-authored-by: Ogi Moore <ognyan.moore@gmail.com> Co-authored-by: Arjun Chennu <achennu@mpi-bremen.de>