srcjar/fr/orsay/lri/varna/applications/VARNAPrinter.java

   1 package fr.orsay.lri.varna.applications;
   2
   3 import java.awt.*;
   4 import javax.swing.*;
   5 import java.awt.print.*;
   6
   7 public class VARNAPrinter implements Printable {
   8   private Component componentToBePrinted;
   9
  10   public static void printComponent(Component c) {
  11     new VARNAPrinter(c).print();
  12   }
  13
  14   public VARNAPrinter(Component componentToBePrinted) {
  15     this.componentToBePrinted = componentToBePrinted;
  16   }
  17
  18   public void print() {
  19     PrinterJob printJob = PrinterJob.getPrinterJob();
  20     printJob.setPrintable(this);
  21     if (printJob.printDialog())
  22       try {
  23         printJob.print();
  24       } catch(PrinterException pe) {
  25         //System.out.println("Error printing: " + pe);
  26       }
  27   }
  28
  29   public int print(Graphics g, PageFormat pageFormat, int pageIndex) {
  30     if (pageIndex > 0) {
  31       return(NO_SUCH_PAGE);
  32     } else {
  33       Graphics2D g2d = (Graphics2D)g;
  34       g2d.translate(pageFormat.getImageableX(), pageFormat.getImageableY());
  35       disableDoubleBuffering(componentToBePrinted);
  36       componentToBePrinted.paint(g2d);
  37       enableDoubleBuffering(componentToBePrinted);
  38       return(PAGE_EXISTS);
  39     }
  40   }
  41
  42   public static void disableDoubleBuffering(Component c) {
  43     RepaintManager currentManager = RepaintManager.currentManager(c);
  44     currentManager.setDoubleBufferingEnabled(false);
  45   }
  46
  47   public static void enableDoubleBuffering(Component c) {
  48     RepaintManager currentManager = RepaintManager.currentManager(c);
  49     currentManager.setDoubleBufferingEnabled(true);
  50   }
  51 }