chartjs/Chart.js
6 articles
Prerequisites
- ›Basic JavaScript/TypeScript familiarity
- ›General understanding of charting concepts (axes, datasets, series)
- ›Familiarity with npm/pnpm package management
01
Chart.js Internals: Architecture Overview and Codebase Tour
A guided tour of the Chart.js repository structure, module organization, build pipeline, and tree-shaking strategy.
02
From new Chart() to Pixels: The Chart Lifecycle and Update Pipeline
Traces the complete lifecycle of a Chart instance from constructor through update, render, and destroy.
03
The Option Resolution Engine: Defaults, Scopes, Proxies, and Scriptable Options
Dissecting Chart.js's multi-layer configuration resolver built on JavaScript Proxies with scope chains and scriptable options.
04
Extensibility by Design: The Registry, Plugin System, and Component Lifecycle
How Chart.js achieves extensibility through its Registry, TypedRegistry, and PluginService with lifecycle hooks.
05
Scales, Elements, and the Rendering Pipeline: How Data Becomes Pixels
Tracing the data-to-pixel pipeline from raw values through Scale transforms, Element geometry, and Canvas rendering.
06
Bringing Charts to Life: Animation System, Event Handling, and Interaction
How Chart.js implements its animation system, processes DOM events, and manages interactive hover state.