December 2013
Beginner
250 pages
6h 52m
English
Content preview from Designing with the Mind in Mind, 2nd Edition
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Chapter 13
Our Hand–Eye Coordination Follows Laws
Abstract
This chapter describes Fitts’ law and the steering law, which govern human pointing behavior for all known types of pointing devices, including fingers on touchscreens. It also discusses the implications of these two laws for user-interface design.
Keywords
Fitts’ law; steering law; pointing devices; pointing; fine-motor control; buttons; links; pop-up menu; pie menu; pulldown menu; pull-right menu; walking menu
Have you ever had trouble hitting a tiny button or link on a computer screen or smartphone, or trouble keeping a screen pointer inside a narrow path required to reach a menu item or link?
Perhaps your hand was jittery because you had recently consumed too much coffee or taken ...
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