2D Canvas with React-Typescript

A simple HTML Canvas App based on a college Computer Graphics project. Developed to learn React with Typescript.

Original project can be founded here.

React concepts used and learned

• React Functional Components
• Hooks
  • useState
  • useReducer
  • useEffect

How to interact with the Canvas

• First, select a tool in the Tool Menu above the Canvas
• Click on the Canvas to select points to create the shapes
  • Each tool has its own required number of points
  • The number of points left to select are shown below the Tool Menu
• You can select any shape on the Canvas by clicking on the Object List
  • Selected shapes turn blue
  • The corresponding shape changes color when your mouse hover on the item in the Object List
  • Clicking the "X" removes the shape from the Canvas
• The header contains common Computer Graphic functions to interact with the shapes on canvas
  • Translation, Scale and Rotation require selected objects to work

Available Scripts

In the project directory, you can run:

yarn start

Runs the app in the development mode.
Open http://localhost:3000 to view it in the browser.

The page will reload if you make edits.
You will also see any lint errors in the console.

yarn build

Builds the app for production to the build folder.
It correctly bundles React in production mode and optimizes the build for the best performance.

The build is minified and the filenames include the hashes.
Your app is ready to be deployed!

See the section about deployment for more information.

Learn More

You can learn more in the Create React App documentation.

To learn React, check out the React documentation.