June 2015
Intermediate to advanced
206 pages
4h 32m
English
Content preview from Kivy - Interactive Applications and Games in PythonBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Rotating, translating, and scaling the coordinate space
Rotate, Translate, and Scale are context instructions that are applied to the vertex instructions, which are displayed in the coordinate space. They could bring unexpected results if we forget that the coordinate space is shared among all widgets, and it occupies the size of the window (actually bigger than that because there is no restriction on the coordinates and we can draw outside the window). First, we are going to understand the behavior of this instruction in this section and, in the next section, we can analyze the problems they bring in a deeper way, and learn techniques to make things easier.
Let's start with the new drawing.kv code:
114. # File name: drawing.kv (Rotate, Translate ...
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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.