User-Driven Applications for Research and Science: Building Programs for Fields with Open Scenarios and Unpredictable User Actions

© Sergey Andreyev 2020

S. AndreyevUser-Driven Applications for Research and Sciencehttps://doi.org/10.1007/978-1-4842-6488-1_2

2. Simple Objects

Sergey Andreyev¹  

(1)

Moscow, Russia

 

This chapter demonstrates the movability of simple objects of the most often used shapes. It is difficult to see an object of a single point, so it is represented by a small spot. Then come the line, rectangle, polygon, circle, ring, and arc. The cover design for each element is discussed. Going from one shape to another, we see that the same basic ideas are applied in the design of different covers. Some ideas, like transparent nodes, may look a bit strange at first, but they allow you to simplify the design of covers for many objects. Each example is simple, but the ...