krysalis-jplugin/src/java/org/krysalis/swingx PrintUtils.java,NONE,1.1

Update of /cvsroot/metamorphosis/krysalis-jplugin/src/java/org/krysalis/swingx
In directory sc8-pr-cvs1:/tmp/cvs-serv29474/src/java/org/krysalis/swingx

Added Files:
	PrintUtils.java 
Log Message:
Add printutils to be able to print easily a Component and 
handle the UI logic.

--- NEW FILE: PrintUtils.java ---
/*****************************************************************************
 * Copyright (C) The Krysalis project. All rights reserved.                  *
 * ------------------------------------------------------------------------- *
 * This software is published under the terms of the Krysalis Software       *
 * License version 1.1_01, a copy of which has been included  with this      *
 * distribution in the LICENSE file.                                         *
 *****************************************************************************/
package org.krysalis.swingx;

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;

/**
 * @author barozzink 2-ott-2003
 **/
public class PrintUtils {

    public static void print(Printable p) throws PrinterException {
        PrinterJob printJob = PrinterJob.getPrinterJob();
        printJob.setPrintable(p);
        if (printJob.printDialog()) {
            printJob.print();
        }
      }
      
    public static void print(Component component) throws PrinterException {
      print(new PrintUtils.PrintableComponent(component));
    }
    
    public static void disableDoubleBuffering(Component c) {
      RepaintManager.currentManager(c).setDoubleBufferingEnabled(false);
    }

    public static void enableDoubleBuffering(Component c) {
      RepaintManager.currentManager(c).setDoubleBufferingEnabled(true);
    }
      
    protected static class PrintableComponent implements Printable {

          protected Component componentToBePrinted = null;
          
          protected PrintableComponent(Component componentToBePrinted) {
              this.componentToBePrinted = componentToBePrinted;
          }
          
          public int print(Graphics g, PageFormat pageFormat, int pageIndex) {
            if (pageIndex > 0) {
              return(NO_SUCH_PAGE);
            } else {
              Graphics2D g2 = (Graphics2D)g;
              g2.translate(pageFormat.getImageableX(), pageFormat.getImageableY());
              disableDoubleBuffering(componentToBePrinted);
              componentToBePrinted.paint(g2);
              enableDoubleBuffering(componentToBePrinted);
              return(PAGE_EXISTS);
            }
          }
      }
    }



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