Elm-Vega Geo Tests

Choropleths

London boroughs
London boroughs with custom colours

Line maps

London tube lines
London tube lines with styled lines
London tube lines overlaid onto borough map

1D Geographic positioning

positioning that uses only one of longitude or latitude

Default sizes

US map with no explicit sizing
US map with (300,500) sizing set in view config

Geo Data Generators

Global map data without sphere.
Global map data with sphere.
Default graticule and sphere.
Graticule for one quarter of globe with 10 degree step size.
Major extent quarter of sphere, minor extent stopping at 75 degrees north.
Minor step sizes 15 degrees EW and 30 degrees NS. Major step 45 degrees longitude only.

Zooming and Panning

Zoomed in.
Panned.

Map Composition

Minimal example of three concatenated maps with common orthographic projection
Three concatenated layered maps with shared orthographic projection between layers
Three concatenated layered maps with orthographic projections with different rotation parameters
sea,graticule,land in a layered view with different projection parameters in second globe

Zip Code Maps

Zipcode dot map
Zipcodes connected in numeric order
Connected zipcodes coloured by first three digits
Zoom in map via fit

Source