November 2019
Beginner
436 pages
8h 52m
English
Content preview from Electron Projects
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Resizing and cropping the image
Now that we have a thumbnail image, we need to perform two additional steps before saving it to local storage:
- The first thing we need to do is resize the image so that it fits the screen size. As you may recall, we make a square image based on the maximum dimension, which is based on either the screen's height or the screen's width. It is easy to resize the NativeImage instance because you already have a dedicated resize method for this very purpose.
- The second step is to crop the image. When we take a screenshot of the whole screen area, our users may only want a portion of the screen or a frameless and transparent window. Therefore, we need to crop it and leave only the rectangle based on the window boundaries. ...
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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.