@Override public ImmutableBitmap difference(ImmutableBitmap otherBitmap) { WrappedBitSetBitmap retval = new WrappedBitSetBitmap((BitSet) bitmap.clone()); retval.andNot((WrappedBitSetBitmap) otherBitmap); return retval; }
@Override public ImmutableBitmap intersection(ImmutableBitmap otherBitmap) { WrappedBitSetBitmap retval = new WrappedBitSetBitmap((BitSet) bitmap.clone()); retval.and((WrappedBitSetBitmap) otherBitmap); return retval; }