Rare Earth Juejin Tech Community
May 18, 2024 · Mobile Development
Flutter Karaoke-Style Lyric Gradient Animation Tutorial
This article explains how to create a karaoke‑style per‑word gradient highlight for song lyrics in a Flutter app, covering the visual effect analysis, gradient positioning tricks, ShaderMask usage, animation with Tween and AnimationController, per‑character timing, and progress synchronization.
Shaderanimationflutter
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