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jsxgraph-wrapper-typescript

A thin TypeScript wrapper over JSXGraph to maximize VSCode scaffolding.

JSXGraph is amazing for creating geometry constructions, writing games, building dashboards, and teaching coding. But building a JSXGraph construction is finicky.

VSCode could provide scaffolding, type-checking, syntax checking, and object discovery, but JSXGraph's syntax doesn't co-operate. JSXGraph constructions use a single 'create()' function, with over 100 overloads, requiring frequent references to the API Reference and debugging with the browser console.

This wrapper provides a more-typical TypeScript interface, optimized for scaffolding with VSCode. The syntax is familiar if you already know JSXGraph, and delightful if you don't.

JSXGraph TSXGraph comment
board.create('point',[0,0]) TSX.point([0,0]) // looks similar because an immediate address is always [x,y]
board.create('segment' , [p1, p2]) TSX.segment(p1, p2) // much closer to what you would expect
board.create('intersection', [cl,ln]) TSX.intersection(cl,ln)) // VSCode shows order of parameters

With the wrapper, VSCode offers the usual signatures, object keys, and completions.

A wrapper approach is different from providing a d.ts file. The wrapper changes the programming interface by adding a thin layer on top of JSXGraph, typically 2-3 lines per call.

Quick Start Workflow

This package includes a quick-start workflow. It looks for source files in the /src directory.

Install the package, start the workflow, and browse to http://localhost:3000. Add or edit .ts files in /src and refresh your browser.

npm i
npm run start

When you are ready to move your constructions, the .js files you have created are in the dist\src directory. If you don't want to use this workflow, just copy tsxgraph.ts to your own workflow.

JSXGraph is constantly evolving. This wrapper was built around JSXGraph 1.10.1.

This package includes Space Icons by Good Stuff No Nonsense, licensed under CC BY 4.0.

TSX.image("icons/saturn.png",[0,0])    // Use VSCode's `CTRL+I` to list the icons

If you try the wrapper, I'd love to hear from you.