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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Color control on the canvas – coloring figures
The previous section focused on the selection of colors from a canvas but this selection didn't really have an effect yet. In this section, we will actually use the selected color. Assigning a color can be tricky if we are not careful. If you recall, in Chapter 3, Widget Events – Binding Actions, Color is a context instruction that we must add to the canvas. Moreover, we have to be sure that we add the instruction before we draw the actual figure. Basically, selecting a color is similar to picking a crayon color to draw on a piece of paper. Until you change the crayon, you will continue drawing with its color.
Note
When the color of the context changes, it stays in that state until some other instruction ...
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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.
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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.