Flutter技巧：使用AnimatedBuilder实现高效动画
原文英文，约300词，阅读约需1分钟。发表于：。When you want to add animations that don’t rebuild the entire widget tree, AnimatedBuilder is an efficient way to create smooth, high-performance animations. Example: Rotating Icon Animation This...
使用AnimatedBuilder可以高效地为Flutter应用添加动画，避免重建整个组件树。示例中，AnimatedBuilder用于平滑旋转图标，AnimationController控制动画的持续时间和状态，从而保持流畅性能。
