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How to navigate to a new view in SwiftUI and then dismissing it? Let's set up a main view in NavigationView and NavigationLink for opening detail view. NavigationLink is a button triggering a navigation to a specified view. Detail view will contain a button for navigating back to the first view. But how do we …
This year Apple added CGAnimateImageAtURLWithBlock and CGAnimateImageDataWithBlock for animating GIFs and APNGs on all the platforms to the ImageIO framework. We can pass in URL or data and get callbacks when animation changes the current frame. In Xcode 11 beta 7 implicit bridging to Swift is disabled for those APIs and therefore we need to …
Continue reading "Animating GIFs and APNGs with CGAnimateImageAtURLWithBlock in SwiftUI"
Apple's Vision framework contains computer vision related functionality and with iOS 13 it can detect text on images as well. Moreover, Apple added a new framework VisionKit what makes it easy to integrate document scanning functionality. For demonstrating the usage of it, let's build a simple UI what can present the scanner and display scanned …
Continue reading "Scanning text using SwiftUI and Vision on iOS"
Let's build a conversation view which shows a list of messages and has input text field with send button. Sent and received messages are managed by Conversation object. Conversation object manages a Session object which is simulating networking stack. This kind of setup allows us to look into how to propagate received messages from Session …
Continue reading "Creating chat view with Combine and SwiftUI"
