/**
* 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();
}
/**
* 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();
}
}
/** 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();
}
}
}
