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Loading Data with React & D3r Pie Colors

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KKolezhannochka
Last edited Jan 4, 2022
Created on Jan 4, 2022

This example shows a pie chart of named CSS colors, rendering each color as a slice in a full-circle visualization using React and D3 v7. The code loads color data from a CSV file via `d3.csv` during a `useEffect` hook, displaying a loading message until the data arrives. The `d3.pie` layout and `d3.arc` generator create each slice, with the fill set to the color’s RGB hex value from the dataset. The chart is drawn as SVG within a React component, with the pie centered on a 960×500 canvas.

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Smiley face implementation with React.

MIT Licensed

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