添加輪廓以視覺化圖表資料的漸層

LightningChart JS is a high-performance JavaScript charting library that utilizes WebGL rendering and GPU acceleration to deliver exceptional performance for a wide range of data visualization needs. It is designed to handle large datasets and complex visualizations with ease, enabling developers to create interactive and visually appealing 2D and 3D charts. Ideal for applications demanding smooth real-time data updates, such as financial platforms, engineering tools, scientific research dashboards, and industrial monitoring systems, LightningChart JS provides a comprehensive API for customization and integration into web-based projects.

The LightningChart JS v8.1 update introduces built-in contour rendering for heatmap and surface charts, giving developers a straightforward way to highlight value transitions and gradients within complex datasets. The new contour capabilities automatically generate level lines and labels, while offering control over stroke and text styling for each contour level. This improves the clarity and interpretability of dense numerical data, reduces the need for custom rendering logic, and maintains high performance even when working with detailed datasets.

To see a full list of what's new in v8.1, see our release notes.

LightningChart JS is licensed per developer and is available as an annual license with 1 year support. See our LightningChart JS licensing page for full details.

For more information, see our LightningChart JS product page.