4.3.1

Lottie 4.3.0 adds many new features, including:

• Official support for SwiftUI!
• A public Core Animation CALayer subclass
• Support for reduced motion
• Support for drop shadow layer effects
• Support for visionOS in the lottie-ios repo

You can learn more about Lottie 4.3.0 in this announcement: Lottie 4.3.0 now available, with official support for SwiftUI #2189

Lottie 4.3.1 fixes a small regression introduced by 4.3.0: airbnb/lottie-ios#2193

New Features

• Add SwiftUI LottieView, which wraps UIKit LottieAnimationView
• Add SwiftUI LottieSwitch, which wraps UIKit AnimatedSwitch (airbnb/lottie-ios#2138)
• Add SwiftUI LottieButton, which wraps AnimatedButton (airbnb/lottie-ios#2139)
• AnimatedSwitch and AnimatedButton now support macOS (airbnb/lottie-ios#2138, airbnb/lottie-ios#2139)
• Add LottieAnimationLayer, a Core Animation CALayer subclass for playing Lottie animations (airbnb/lottie-ios#2073)
• Add support for rendering drop shadow layer effects (airbnb/lottie-ios#2142)
• Add API for playing multiple markers sequentially (airbnb/lottie-ios#2084)
• Play "reduced motion" marker if UIAccessibility.isReduceMotionEnabled is true (airbnb/lottie-ios#2110)
• Update text provider API to use full AnimationKeypath values (airbnb/lottie-ios#2183)
• Add support for visionOS (airbnb/lottie-ios#2152)
• Drop support for Swift 5.5 (airbnb/lottie-ios#2152)
• Add contents gravity configuration to AnimationImageProvider (airbnb/lottie-ios#2177)
• Add support for customizing stroke width values using FloatValueProvider (airbnb/lottie-ios#2179)
• Adopt Sendable to support using Lottie with strict concurrency enabled (airbnb/lottie-ios#2126)
• Add LottiePlaybackMode to support declarative playback configuration (airbnb/lottie-ios#2128)
• Add option make main thread rendering engine force display update on every frame (airbnb/lottie-ios#2168)
• Add a option to prevent caching images from AnimationImageProvider (airbnb/lottie-ios#2171)
• Add support for customizing gradient values using GradientValueProvider (airbnb/lottie-ios#2182)
• Added additional support for multiple animations in DotLottieFile (airbnb/lottie-ios#2074)
• Add helper method to initialize DotLottieFile with data (airbnb/lottie-ios#2090)

Bug fixes

• Remove .../ZipFoundation/README.md from targets and *.md* files from podspec (airbnb/lottie-ios#2057)*
• Fix issue where layers with negative X scale values could be pixelated (airbnb/lottie-ios#2067)
• Fix warnings when building with Swift 5.9 (airbnb/lottie-ios#2072)
• Restructure ValueProviderStore to not accumulate multiple values for the same key (airbnb/lottie-ios#2082)
• Disable bitcode when building XCFramework (airbnb/lottie-ios#2121)
• Fix unhandled file warning when building with SPM (https://github.com/airbnb/lottie-ios/pull/213)
• Fix support for customizing color of SolidLayer using ColorValueProvider (airbnb/lottie-ios#2154)
• Fix issue where shape items could be unexpectedly ignored (airbnb/lottie-ios#2156)
• Fix issue where skew keyframes would unexpectedly not animate (airbnb/lottie-ios#2157)
• Fix issue where value providers could be ignored when falling back to main thread rendering engine (airbnb/lottie-ios#2164)

Thanks to everyone who contributed to this release!