/** @version 1.11 2004-08-24 @author Cay Horstmann */import java.awt.*; import java.awt.event.*; import java.awt.font.*; import java.awt.geom.*; import java.awt.print.*; import java.util.*; import javax.print.*; import javax.print.attribute.*; import javax.swing.*;/** This program demonstrates how to print 2D graphics */ public class PrintTest { public static void main(String[] args) { JFrame frame = new PrintTestFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } }/** This frame shows a panel with 2D graphics and buttons to print the graphics and to set up the page format. */ class PrintTestFrame extends JFrame { public PrintTestFrame() { setTitle("PrintTest"); setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
canvas = new PrintPanel(); add(canvas, BorderLayout.CENTER); attributes = new HashPrintRequestAttributeSet(); JPanel buttonPanel = new JPanel(); JButton printButton = new JButton("Print"); buttonPanel.add(printButton); printButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { try { PrinterJob job = PrinterJob.getPrinterJob(); job.setPrintable(canvas); if (job.printDialog(attributes)) job.print(attributes); } catch (PrinterException e) { JOptionPane.showMessageDialog(PrintTestFrame.this, e); } } }); JButton pageSetupButton = new JButton("Page setup"); buttonPanel.add(pageSetupButton); pageSetupButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { PrinterJob job = PrinterJob.getPrinterJob(); job.pageDialog(attributes); } }); add(buttonPanel, BorderLayout.NORTH); } private PrintPanel canvas; private PrintRequestAttributeSet attributes; private static final int DEFAULT_WIDTH = 300; private static final int DEFAULT_HEIGHT = 300; }/** This panel generates a 2D graphics image for screen display and printing. */ 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.translate(pf.getImageableX(), pf.getImageableY()); g2.draw(new Rectangle2D.Double(0, 0, pf.getImageableWidth(), pf.getImageableHeight())); drawPage(g2); return Printable.PAGE_EXISTS; } /** This method draws the page both on the screen and the printer graphics context. @param g2 the graphics context */ public void drawPage(Graphics2D g2) { FontRenderContext context = g2.getFontRenderContext(); Font f = new Font("Serif", Font.PLAIN, 72); GeneralPath clipShape = new GeneralPath(); TextLayout layout = new TextLayout("Hello", f, context); AffineTransform transform = AffineTransform.getTranslateInstance(0, 72); Shape outline = layout.getOutline(transform); clipShape.append(outline, false); layout = new TextLayout("World", f, context); transform = AffineTransform.getTranslateInstance(0, 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)); } } }
@version 1.11 2004-08-24
@author Cay Horstmann
*/import java.awt.*;
import java.awt.event.*;
import java.awt.font.*;
import java.awt.geom.*;
import java.awt.print.*;
import java.util.*;
import javax.print.*;
import javax.print.attribute.*;
import javax.swing.*;/**
This program demonstrates how to print 2D graphics
*/
public class PrintTest
{
public static void main(String[] args)
{
JFrame frame = new PrintTestFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}/**
This frame shows a panel with 2D graphics and buttons
to print the graphics and to set up the page format.
*/
class PrintTestFrame extends JFrame
{
public PrintTestFrame()
{
setTitle("PrintTest");
setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
canvas = new PrintPanel();
add(canvas, BorderLayout.CENTER); attributes = new HashPrintRequestAttributeSet(); JPanel buttonPanel = new JPanel();
JButton printButton = new JButton("Print");
buttonPanel.add(printButton);
printButton.addActionListener(new
ActionListener()
{
public void actionPerformed(ActionEvent event)
{
try
{
PrinterJob job = PrinterJob.getPrinterJob();
job.setPrintable(canvas);
if (job.printDialog(attributes))
job.print(attributes);
}
catch (PrinterException e)
{
JOptionPane.showMessageDialog(PrintTestFrame.this, e);
}
}
}); JButton pageSetupButton = new JButton("Page setup");
buttonPanel.add(pageSetupButton);
pageSetupButton.addActionListener(new
ActionListener()
{
public void actionPerformed(ActionEvent event)
{
PrinterJob job = PrinterJob.getPrinterJob();
job.pageDialog(attributes);
}
}); add(buttonPanel, BorderLayout.NORTH);
} private PrintPanel canvas;
private PrintRequestAttributeSet attributes; private static final int DEFAULT_WIDTH = 300;
private static final int DEFAULT_HEIGHT = 300;
}/**
This panel generates a 2D graphics image for screen display
and printing.
*/
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.translate(pf.getImageableX(), pf.getImageableY());
g2.draw(new Rectangle2D.Double(0, 0, pf.getImageableWidth(), pf.getImageableHeight())); drawPage(g2);
return Printable.PAGE_EXISTS;
} /**
This method draws the page both on the screen and the
printer graphics context.
@param g2 the graphics context
*/
public void drawPage(Graphics2D g2)
{
FontRenderContext context = g2.getFontRenderContext();
Font f = new Font("Serif", Font.PLAIN, 72);
GeneralPath clipShape = new GeneralPath(); TextLayout layout = new TextLayout("Hello", f, context);
AffineTransform transform = AffineTransform.getTranslateInstance(0, 72);
Shape outline = layout.getOutline(transform);
clipShape.append(outline, false); layout = new TextLayout("World", f, context);
transform = AffineTransform.getTranslateInstance(0, 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));
}
}
}