Color circles and polygons with annotations (#73)
* added support for circles
* added affine transformations
* minor fix
* cleanup
* added color circles by obs
* [pre-commit.ci] auto fixes from pre-commit.com hooks
for more information, see https://pre-commit.ci
* added polygons
* pre-commit fix
* [pre-commit.ci] auto fixes from pre-commit.com hooks
for more information, see https://pre-commit.ci
* cleanup
* cleanup
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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
