What version of Chart.js does this skill support?

This skill is specifically optimized for Chart.js version 4.5.1, following the latest plugin API and lifecycle hook standards.

How do I optimize plugin performance?

The skill recommends using specific hooks like afterUpdate for heavy calculations and using ctx.save() and ctx.restore() to prevent side effects during the draw cycle.

Does this skill help with TypeScript implementations?

Absolutely, it includes specific patterns for declaring plugin options and ensuring type safety within the Chart.js namespace using interface augmentation.

Can I create global plugins that apply to all my charts?

Yes, the skill provides detailed instructions and code snippets for registering global plugins using the Chart.register() method.

Chart.js Plugin Architect

Name: Chart.js Plugin Architect
Author: sjnims

bysjnims

Design Tools

Architects and implements custom Chart.js v4.5.1 plugins to extend visualization capabilities with custom drawing, events, and lifecycle hooks.

About

This skill provides comprehensive guidance for extending Chart.js v4.5.1 through its plugin architecture, enabling developers to build custom backgrounds, overlays, empty states, and unique interactive elements. It covers the entire plugin lifecycle—from initialization to destruction—offering production-ready patterns for inline, shared, and global registrations. By following these expert patterns, developers can ensure optimal performance using canvas context caching and achieve full type safety with integrated TypeScript support, making it ideal for advanced dashboard and data visualization projects.

Key Features

Comprehensive lifecycle hook documentation including beforeDraw, afterDraw, and event hooks
TypeScript definitions and type-safe plugin configuration guidance
0 GitHub stars
Implementation patterns for Inline, Shared, and Global plugin registrations
Pre-built templates for common needs like canvas backgrounds, borders, and text overlays
Performance optimization strategies using canvas state management and conditional rendering

Use Cases

Implementing user-friendly 'No Data Available' overlays for empty datasets
Creating custom interactive UI elements and annotations directly within the chart canvas
Adding brand-specific watermarks or custom background regions to data visualizations

About

Key Features

Comprehensive lifecycle hook documentation including beforeDraw, afterDraw, and event hooks
TypeScript definitions and type-safe plugin configuration guidance
0 GitHub stars
Implementation patterns for Inline, Shared, and Global plugin registrations
Pre-built templates for common needs like canvas backgrounds, borders, and text overlays
Performance optimization strategies using canvas state management and conditional rendering

Use Cases

Implementing user-friendly 'No Data Available' overlays for empty datasets
Creating custom interactive UI elements and annotations directly within the chart canvas
Adding brand-specific watermarks or custom background regions to data visualizations