16 Web Cartography: Map Design for Interactive and Mobile Devices
As a cartographer, you must do the same thing. You need to ask yourself:
Which three to ve pieces of information do I want map users to have
ingrained in their brain when they are done looking at my map? With refer-
ence and location-based service maps, you will often let the user decide what
he or she is looking for (e.g., nearby restrooms), and once the user selects
that information, you will design the map to highlight it effectively. With
thematic data, though, you will often need to design a map that shows a map
user what the user needs to know. This is done by highlighting certain data
in the visual hierarchy, weeding out extraneous data, and generalizing data.
Before begi ...