/**
   * Starts the print operation. This is quite expensive, and is kicked off in a separate thread.
   */
  public void print() {
    final PrinterJob job = PrinterJob.getPrinterJob();
    job.setPrintable(this);

    // make a local copy of the object to be printed, for use by the print thread
    // below...

    final Component printMe = getPrintComponent();

    Thread worker =
        new Thread() {
          public void run() {
            if (job.printDialog()) {
              try {
                // need to make sure that no other thread tries to
                // run a print job and set printCompnent at the same
                // time...
                synchronized (this) {
                  printComponent = printMe;
                  job.print();
                  printComponent = null;
                }
              } catch (Exception ex) {
                log.warning("error printing: " + ex);
              }
            }
          }
        };
    worker.start();
  }
Exemple #2
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  /**
   * Show a dialog for printing the current drawing.
   *
   * @param fff the parent frame which will be used for dialogs and message boxes.
   * @param CCr the CircuitPanel containing the drawing to be exported.
   */
  public void printDrawing(JFrame fff, CircuitPanel CCr) {
    cc = CCr;
    DialogPrint dp = new DialogPrint(fff);
    dp.setMirror(printMirror);
    dp.setFit(printFitToPage);
    dp.setBW(printBlackWhite);
    dp.setLandscape(printLandscape);
    dp.setVisible(true);

    // Get some information about the printing options.
    printMirror = dp.getMirror();
    printFitToPage = dp.getFit();
    printLandscape = dp.getLandscape();
    printBlackWhite = dp.getBW();

    Vector<LayerDesc> ol = cc.dmp.getLayers();
    if (dp.shouldPrint()) {
      if (printBlackWhite) {
        Vector<LayerDesc> v = new Vector<LayerDesc>();

        // Here we create an alternative array of layers in
        // which all colors are pitch black. This may be
        // useful for PCB's.

        for (int i = 0; i < LayerDesc.MAX_LAYERS; ++i)
          v.add(
              new LayerDesc(
                  new ColorSwing(Color.black),
                  ((LayerDesc) ol.get(i)).getVisible(),
                  "B/W",
                  ((LayerDesc) ol.get(i)).getAlpha()));
        cc.dmp.setLayers(v);
      }
      PrinterJob job = PrinterJob.getPrinterJob();
      job.setPrintable(this);
      boolean ok = job.printDialog();
      if (ok) {
        try {
          PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
          // Set the correct printing orientation.
          if (printLandscape) {
            aset.add(OrientationRequested.LANDSCAPE);
          } else {
            aset.add(OrientationRequested.PORTRAIT);
          }
          job.print(aset);
        } catch (PrinterException ex) {
          // The job did not successfully complete
          JOptionPane.showMessageDialog(fff, Globals.messages.getString("Print_uncomplete"));
        }
      }
      cc.dmp.setLayers(ol);
    }
  }
 // Graphically print the component to the printer
 protected synchronized void printComponent(Component c) {
   printTarget = c;
   PrinterJob pj = PrinterJob.getPrinterJob();
   pj.setPrintable(this);
   pj.printDialog();
   try {
     pj.print();
   } catch (Exception printException) {
     printException.printStackTrace();
   }
 }
Exemple #4
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 /** print the canvas scaled with factor <code>scale</code> */
 public void print(double scale) {
   printScale = scale;
   PrinterJob printJob = PrinterJob.getPrinterJob();
   printJob.setPrintable(this);
   if (printJob.printDialog()) {
     try {
       printJob.print();
     } catch (Exception ex) {
       ex.printStackTrace();
     }
   }
 }