CONTENTS | PREV | NEXT Java Print Service API User Guide


APPENDIX D

Example: Print2DGraphics.java

import java.io.*;
import java.awt.*;
import java.net.*;
import java.awt.image.*;
import java.awt.print.*;
import javax.print.*;
import javax.print.attribute.*;
import javax.print.attribute.standard.*;

public class Print2DGraphics implements Printable {

    public Print2DGraphics() {

        /* Construct the print request specification.
        * The print data is a Printable object.
        * the request additonally specifies a job name, 2 copies, and
        * landscape orientation of the media.
        */
        DocFlavor flavor = DocFlavor.SERVICE_FORMATTED.PRINTABLE;
        PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
        aset.add(OrientationRequested.LANDSCAPE);
        aset.add(new Copies(2));
        aset.add(new JobName("My job", null));

        /* locate a print service that can handle the request */
        PrintService[] services =
            PrintServiceLookup.lookupPrintServices(flavor, aset);

        if (services.length > 0) {
            System.out.println("selected printer " + services[0].getName());

            /* create a print job for the chosen service */
            DocPrintJob pj = services[0].createPrintJob();

            try {
                /* 
                * Create a Doc object to hold the print data.
                */
                Doc doc = new SimpleDoc(this, flavor, null);

                /* print the doc as specified */
                pj.print(doc, aset);

                /*
                * Do not explicitly call System.exit() when print returns.
                * Printing can be asynchronous so may be executing in a
                * separate thread.
                * If you want to explicitly exit the VM, use a print job 
                * listener to be notified when it is safe to do so.
                */

            } catch (PrintException e) { 
                System.err.println(e);
            }
        }
    }

    public int print Graphics(g,PageFormat pf,int pageIndex) {

        if (pageIndex == 0) {
            Graphics2D g2d= (Graphics2D)g;
            g2d.translate(pf.getImageableX(), pf.getImageableY()); 
            g2d.setColor(Color.black);
            g2d.drawString("example string", 250, 250);
            g2d.fillRect(0, 0, 200, 200);
            return Printable.PAGE_EXISTS;                            
        } else {
            return Printable.NO_SUCH_PAGE;
        }
    }

    public static void main(String arg[]) {
        Print2DGraphics sp = new Print2DGraphics();
    }
}


CONTENTS | PREV | NEXT