JAVA实现打印源代码

package com.project.print;

import java.awt.Color;
import java.awt.Container;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.font.FontRenderContext;
import java.awt.font.TextLayout;
import java.awt.geom.AffineTransform;
import java.awt.geom.GeneralPath;
import java.awt.geom.Line2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;

public class PrintTest extends JFrame implements ActionListener {

private int id ;
public static void main(String[] e){
new PrintTest(1);
}
public PrintTest(int id) {
super("PrintTest");
this.id = id;
setSize(543, 468);
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
Container contentPane = getContentPane();
canvas = new PrintPanel();
contentPane.add(canvas, "Center");
JPanel buttonPanel = new JPanel();
printButton = new JButton("打印");
buttonPanel.add(printButton);
printButton.addActionListener(this);
pageSetupButton = new JButton("页面设置");
buttonPanel.add(pageSetupButton);
pageSetupButton.addActionListener(this);
contentPane.add(buttonPanel, "North");
this.setVisible(true);
}

public void actionPerformed(ActionEvent event) {
Object source = event.getSource();
if (source == printButton) {
PrinterJob printJob = PrinterJob.getPrinterJob();
if (pageFormat == null)
pageFormat = printJob.defaultPage();
printJob.setPrintable(canvas, pageFormat);
if (printJob.printDialog()) {
try {
printJob.print();
} catch (PrinterException exception) {
JOptionPane.showMessageDialog(this, exception);
}
}
} else if (source == pageSetupButton) {
PrinterJob printJob = PrinterJob.getPrinterJob();
if (pageFormat == null)
pageFormat = printJob.defaultPage();
pageFormat = printJob.pageDialog(pageFormat);
}
}

private JButton printButton;
private JButton pageSetupButton;
private PrintPanel canvas;
private PageFormat pageFormat;

class PrintPanel extends JPanel implements Printable {
public void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2 = (Graphics2D) g;
drawPage(g2);
}

public int print(Graphics g, PageFormat pf, int page)
throws PrinterException {
if (page >= 1)
return Printable.NO_SUCH_PAGE;
Graphics2D g2 = (Graphics2D) g;
g2.setPaint(Color.black);
//Rectangle2D page1 = new Rectangle2D.Double(0, 0, pf.getImageableX(), pf.getImageableY()); //绘制页面矩形

//g2.fill(page1);
g2.translate(pf.getImageableX(), pf.getImageableY());
g2.draw(new Rectangle2D.Double(0, 0, pf.getImageableWidth(), pf
.getImageableHeight()));
//g2.setPaint(Color.black);
drawPage(g2);
return Printable.PAGE_EXISTS;
}

public void drawPage(Graphics2D g2) {
g2.drawString("00000000", 10, 100);
/*FontRenderContext context = g2.getFontRenderContext();
Font f = new Font("宋体", Font.PLAIN, 12);
GeneralPath clipShape = new GeneralPath();
TextLayout layout = new TextLayout("2007", f, context);
AffineTransform transform = AffineTransform.getTranslateInstance(0,
0);
layout = new TextLayout("10", f, context);
transform = AffineTransform.getTranslateInstance(180, 92);
layout = new TextLayout("31", f, context);
transform = AffineTransform.getTranslateInstance(220, 92);
Shape outline = layout.getOutline(transform);
clipShape.append(outline, false);
layout = new TextLayout("货物", f, context);
transform = AffineTransform.getTranslateInstance(138, 144);
outline = layout.getOutline(transform);
clipShape.append(outline, false);
g2.draw(clipShape);
g2.clip(clipShape);
final int NLINES = 50;
Point2D p = new Point2D.Double(0, 0);
for (int i = 0; i < NLINES; i++) {
double x = (2 * getWidth() * i) / NLINES;
double y = (2 * getHeight() * (NLINES - 1 - i)) / NLINES;
Point2D q = new Point2D.Double(x, y);
g2.draw(new Line2D.Double(p, q));
}*/
}
}
}