1package com.android.mail.bitmap;
2
3import android.graphics.drawable.Drawable;
4
5/**
6 * {@link Drawable}s that support a parallax effect when drawing should
7 * implement this interface to receive the current parallax fraction to use when
8 * drawing.
9 */
10public interface Parallaxable {
11    /**
12     * @param fraction the vertical center point for the viewport, in the range [0,1]
13     */
14    void setParallaxFraction(float fraction);
15}