Fixes #1114 by passing a null ptr when colors is empty
#1120
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when colors is empty a null ptr will be passed instead
sdroege
approved these changes
Sep 13, 2022
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According to the documentation, passing in
NULL/Nonefor thecolorsargument should clear the previously added palettes of the color chooser. This is not possible sincecolorshas to be a&[RGBA]slice.This pull request fixes this by checking if the slice is empty and if so passing on a null pointer instead.