GeometryReader in SwiftUI: From Basics to Advanced Techniques

GeometryReader in SwiftUI: From Basics to Advanced Techniques

GeometryReader is one of the most powerful layout tools available in SwiftUI. Geometry Reader enables us to build responsive designs that adapt to different screen sizes and orientations.

In this article, we will explore GeometryReader from fundamental concepts to advanced applications with practical code examples.

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GeometryReader in SwiftUI: From Basics to Advanced Techniques

Introduction

GeometryReader is a container view that provides its child views with a geometry proxy, giving them access to their parent’s size and coordinate space. Unlike many SwiftUI views, GeometryReader takes up all available space by default, similar to some other views like Shape and Color views in SwiftUI.

The GeometryProxy object passed to a GeometryReader's content closure contains information about:

• size: The size of the container
• safeAreaInsets: The safe area insets
• frame(in:): A method to get a view's frame in different coordinate spaces like local and…