Java Print Service API User Guide: - Example: Print2DPrinterJob.java - JDK 5 Documentation v1.4.1, Java 2 SDK 英文文档

Java^TM Print Service API User Guide

APPENDIX C

Example: Print2DPrinterJob.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 Print2DPrinterJob implements Printable {

	public Print2DPrinterJob() {

		/* 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.
		*/
		PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
		aset.add(OrientationRequested.LANDSCAPE);
		aset.add(new Copies(2));
		aset.add(new JobName("My job", null));

		/* Create a print job */
		PrinterJob pj = PrinterJob.getPrinterJob();       
		pj.setPrintable(this);
		/* locate a print service that can handle the request */
		PrintService[] services =
			PrinterJob.lookupPrintServices();

		if (services.length > 0) {
			System.out.println("selected printer " + services[0].getName());
			try {
				pj.setPrintService(services[0]);
				pj.pageDialog(aset);
				if(pj.printDialog(aset)) {
					pj.print(aset);
				}
			} catch (PrinterException pe) { 
				System.err.println(pe);
			}
		}
	}

	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[]) {

		Print2DPrinterJob sp = new Print2DPrinterJob();
	}
}

CONTENTS | PREV | NEXT