Печать с android

package com.example.jaroslavh.print1;
import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.os.Bundle;import android.support.v4.print.PrintHelper;import android.support.v7.app.AppCompatActivity;import android.view.View;
public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }

    public void doPhotoPrint(View view) {
        PrintHelper photoPrinter = new PrintHelper(this);
        photoPrinter.setScaleMode(PrintHelper.SCALE_MODE_FIT);
        Bitmap bitmap = BitmapFactory.decodeResource(getResources(),
                R.drawable.droids); // предварительно нужно добавив фотку droids в папку drawable
        photoPrinter.printBitmap("droids.jpg - test print", bitmap);
    }

}