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Thanks for your question. Drawing with mouse is not something we support out of the box, but it is possible to implement. The best way to do this is using our custom Chart Modifiers API:
However, please be aware that to achieve the best performance your data should be sorted in X-direction increasing. I think it isn’t the case when data come from mouse input, so although it will work, but not as fast as it would with sorted data. Please take a look at this article for more details:
Please feel free to ask if you have any further questions,
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