June 2015
Intermediate to advanced
206 pages
4h 32m
English
Content preview from Kivy - Interactive Applications and Games in Python
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Fleet – infinite concatenation of animations
In this section, we will animate the fleet so that it has perpetual movement from right to left and vice versa, as shown by the arrows in the following screenshot:
In order to do this, we will learn how to concatenate one animation just after another one is completed. Indeed, we will create an infinite loop of animations so that the fleet is in perpetual movement.
Tip
We can concatenate two animations with the on_complete event.
The following code, fragment 1 (of 2), of fleet.py shows how to concatenate these events:
155. # File name: fleet.py (Fragment 1) 156. from kivy.uix.gridlayout import GridLayout 157. ...
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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.