Java tutorial
//package com.java2s; import android.graphics.drawable.Drawable; public class Main { public static void overrideColorWithTransparency(int i, Drawable drawable, int j) { drawable.setColorFilter(i, android.graphics.PorterDuff.Mode.MULTIPLY); if (android.os.Build.VERSION.SDK_INT >= 11) { drawable.setAlpha(j); } } }