程序包 ohos.agp.animation.util

接口 TypeEstimator<T>

所有已知实现类:

ArgbEstimator, FloatArrayEstimator, FloatEstimator, IntArrayEstimator, IntEstimator, RectEstimator

public interface TypeEstimator<T>

Interface for use with the AnimatorValue.setEstimator(TypeEstimator) function.

This class allows developers to create animations on arbitrary property types, by allowing them to supply custom estimators for types that are not automatically understood and used by the animation system.

从以下版本开始:

7

方法概要

限定符和类型	方法	说明
T	estimate(float progress, T startKeyValue, T endKeyValue)	This function returns the result of linearly interpolating the start and end values, with progress representing the proportion between the start and end values.

方法详细资料

estimate

T estimate(float progress,
           T startKeyValue,
           T endKeyValue)

This function returns the result of linearly interpolating the start and end values, with progress representing the proportion between the start and end values.

参数:

progress - The progress from the starting to the ending values

startKeyValue - The start value.

endKeyValue - The end value.

返回:

A linear interpolation between the start and end values, given the progress parameter.

从以下版本开始:

7