Tricks for interaction

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Tricks for interaction

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Last edited Mar 28, 2020

Created on Mar 28, 2020

This example demonstrates interactive pan and zoom on a natural Earth projection map. The visualization renders world country boundaries using TopoJSON data, with hover highlighting that changes country fill colors. The implementation uses d3.zoom to apply transform events to the SVG group, updating its translation and scaling. d3.geoPath with geoNaturalEarth1 handles geographic projections, while CSS :hover rules manage the country color transitions. The sphere background is filled with a distinct blue tone to contrast with the green countries.

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MIT Licensed

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