Translation Modern core graphics with Swift:part 1 (1 writing core graphics with Swift)

Imagine that you have finished your app and run it well, but the interface looks too earthy, you can draw many different sizes of custom controls in Photoshop, and Apple doesn't have a 4x retina screen.

Or you've already made a plan, use the core graphics in your code to create a graphic and scale the device to fit different sizes.

The Core Graphics is an Apple vector drawing framework, which is a very rich and powerful API with a lot of things to learn. Don't be afraid-there will be a series of 3 articles to get you through simple examples, and finally you will be able to draw great graphics in your app.

More content on my other blog

http://www.zoejblog.com/yi-modern-core-graphics-with-swift-part-1-yong-swiftxie-core-graphics/

Translation Modern core graphics with Swift:part 1 (1 writing core graphics with Swift)