SwiftUI - Preferences, PreferenceKey, AlignmentGuide, coordinateSpace, matchedGeometryEffect
SwiftUI provides several powerful mechanisms for layout control and view coordination. Let’s explore some key concepts: matchedGeometryEffect matchedGeometryEffect allows you to create smooth animations between views that share the same identity. This is particularly useful for transitions where you want elements to morph from one state to another. In the example below, we create a highlight effect that follows selected buttons: struct MatchedGeometryView: View { @Namespace var namespace let groupID = "highlight" var body: some View { VStack { Button("Sign Up") {} ....