CAAnimation
@_spi(FW) extension CAAnimation
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设置动画开始回调,需要在add之前添加,因为add时会自动拷贝一份对象
Declaration
Swift
public var fw_startBlock: ((CAAnimation) -> Void)? { get set }
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设置动画停止回调
Declaration
Swift
public var fw_stopBlock: ((CAAnimation, Bool) -> Void)? { get set }