Tencent Music Tech Team
Jul 2, 2020 · Mobile Development
Lottie Animation Principles and Implementation Overview
The article thoroughly examines Lottie animation technology, describing how After Effects projects are converted into JSON, parsed into Objective‑C data models such as LOTComposition and LOTLayer, and rendered on iOS/Android via Core Animation, detailing asset handling, layer hierarchy, frame interpolation, and implementation specifics.
AndroidCoreAnimationJSON
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