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The Margin Convention

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AAnthony Zornig
Last edited Oct 3, 2021
Created on Oct 3, 2021

This example demonstrates the Margin Convention by rendering a horizontal bar chart of the ten most populous countries from the 2019 UN Population dataset. The visualization uses React state to manage data loading via `d3.csv` and translates an SVG `<g>` element by the margin values to position the chart inside a 960×500 viewport. Bars are drawn with `scaleBand` for the y-axis (country names) and `scaleLinear` for the x-axis (population), with each rectangle’s width proportional to the data value. The code explicitly separates the outer SVG dimensions from the inner plotting area using the defined margin object.

AI-generated description

A program that loads in some [data about css named Colors] https://gist.github.com/curran/b236990081a24761f7000567094914e0 using D3 utilities, and uses React statr to render the Data.

MIT Licensed

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The Margin Convention

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