artshooter

feat: candlestick chart support CandleMarkerPainter

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Hi, I've made improvements and refinements based on the feedback from the previous PR. --- Feature Summary This PR adds a candle marker system to CandlestickChart for marking trading signals...

## Summary This PR implements the customization features for RadarChart as discussed in #2002. **Note**: This is a follow-up to PR #2007. The previous PR was submitted from the GitHub...

fix: wrong bar chart color with small value

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Fixed incorrect bar chart color display when bar data values are small with large border radius set. Fixes #1757 Root Cause 1. The bar's main body (background) has a default...