Display a dialog and print the given component. - Java 2D Graphics

Java examples for 2D Graphics:Print

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Description

Display a dialog and print the given component.

Demo Code

/*/*w  ww  .j  a  va  2 s . c o  m*/
 * Get Organized - Organize your schedule, course assignments, and grades
 * Copyright ? 2012 Alex Laird
 * getorganized@alexlaird.com
 * alexlaird.com
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import javax.swing.RepaintManager;

public class Main{
    /**
     * The component that is to be printed.
     */
    private Component printable;
    /**
     * Display a dialog and print the given component.
     *
     * @param c The component to be printed.
     */
    public static void printComponent(Component c) {
        printComponent(c, null);
    }
    /**
     * Print the given component with the given print job.
     *
     * @param c The component to be printed.
     */
    public static void printComponent(Component c, PrinterJob pj) {
        PrintUtilities util = new PrintUtilities(c);
        util.print(pj);
    }
    /**
     * Print this component.
     */
    public void print(PrinterJob pj) {
        if (pj == null) {
            pj = PrinterJob.getPrinterJob();

            pj.setPrintable(this);
            if (pj.printDialog()) {
                try {
                    pj.print();
                } catch (PrinterException pe) {
                    System.out.println("Error printing: " + pe);
                }
            }
        } else {
            pj.setPrintable(this);
            try {
                pj.print();
            } catch (PrinterException pe) {
                System.out.println("Error printing: " + pe);
            }
        }
    }
    @Override
    public int print(Graphics g, PageFormat pageFormat, int pageIndex) {
        if (pageIndex > 0) {
            return (NO_SUCH_PAGE);
        } else {
            Graphics2D g2d = (Graphics2D) g;
            g2d.translate(pageFormat.getImageableX(),
                    pageFormat.getImageableY());
            disableDoubleBuffering(printable);
            printable.paint(g2d);
            enableDoubleBuffering(printable);
            return (PAGE_EXISTS);
        }
    }
    /**
     * The speed and quality of printing suffers dramatically if any of the
     * containers have double buffering turned on. So this turns if off
     * globally.
     *
     * @param c The component to disable double buffering for.
     */
    public static void disableDoubleBuffering(Component c) {
        RepaintManager currentManager = RepaintManager.currentManager(c);
        currentManager.setDoubleBufferingEnabled(false);
    }
    /**
     * Re-enables double buffering globally.
     *
     * @param c The component to enable double buffering for.
     */
    public static void enableDoubleBuffering(Component c) {
        RepaintManager currentManager = RepaintManager.currentManager(c);
        currentManager.setDoubleBufferingEnabled(true);
    }
}

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