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package javafx.animation;


A value that can be interpolated. It defines single interpolate(Object, double) method, which returns interpolated value of given fraction. 
Since:JavaFX 2.0
/**
 * A value that can be interpolated. It defines single
 * {@link #interpolate(Object, double)} method, which returns interpolated value
 * of given fraction.
 * @since JavaFX 2.0
 */
@FunctionalInterface
public interface Interpolatable<T> {

    
The function calculates an interpolated value along the fraction t between 0.0 and 1.0. When t = 1.0, endVal is returned. 
Params:
  • endValue – 
           target value
  • t –  fraction between 0.0 and 1.0
Returns:interpolated value
/**
     * The function calculates an interpolated value along the fraction
     * {@code t} between {@code 0.0} and {@code 1.0}. When {@code t} = 1.0,
     * {@code endVal} is returned.
     *
     * @param endValue
     *            target value
     * @param t
     *            fraction between {@code 0.0} and {@code 1.0}
     * @return interpolated value
     */
    public T interpolate(T endValue, double t);
}