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Cheap Tricks for Interaction

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SShahAlvi
Last edited Jun 11, 2020
Created on Jun 11, 2020

This example demonstrates a world map rendered as a light green SVG with hover highlighting, using a natural Earth projection and zoom/pan interaction. The map displays a single polygon outlining the region of British Columbia and its surrounding area. Built with D3 v5, it uses `geoNaturalEarth1` for projection, `geoPath` for geographic drawing, and D3’s `zoom` behavior to apply transforms on user input. The data is loaded from a local GeoJSON file, and hover effects change country fill colors via CSS. The visualization showcases cheap, effective ways to add interactive feedback to maps.

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