* 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>
