March 2025
Intermediate to advanced
186 pages
4h 24m
Portuguese (Portugal, Brazil)
Content preview from Leis de UX, 2ª Edição
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Capítulo 2. A Lei de Fitts
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O tempo de aquisição de um alvo é uma função da distância e do tamanho do alvo.
Visão geral
A usabilidade é um aspeto fundamental de um bom design. Implica facilidade de utilização, o que significa que a interface deve ser fácil para os utilizadores compreenderem e navegarem. A interação deve ser indolor e direta, exigindo um esforço mínimo. O tempo que os utilizadores demoram a chegar a um objeto interativo e a interagir com ele é um fator crítico. É importante que os designers dimensionem e posicionem os objectos interactivos de forma adequada para garantir que são facilmente selecionáveis e que satisfazem as expectativas dos utilizadores no que diz respeito à região selecionável - um desafio agravado pela precisão diferente da gama de métodos de introdução disponíveis atualmente (rato, dedo, etc.) e pela destreza variável dos utilizadores.
Para ajudar neste esforço, podemos aplicar a lei de Fitts, que afirma que o tempo que um utilizador ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.