Examples with PrinterData org.eclipse.swt.printing.PrinterData used on opensource projects

Example 11 with PrinterData

use of org.eclipse.swt.printing.PrinterData in project yamcs-studio by yamcs.

the class PrintDisplayAction method run.

/**
 * @see org.eclipse.jface.action.Action#run()
 */
@Override
public void run() {
    final GraphicalViewer viewer = getWorkbenchPart().getAdapter(GraphicalViewer.class);
    viewer.getControl().getDisplay().asyncExec(new Runnable() {

        @Override
        public void run() {
            final ImageLoader loader = new ImageLoader();
            ImageData[] imageData;
            try {
                imageData = loader.load(ResourceUtil.getScreenshotFile(viewer));
                if (imageData.length > 0) {
                    PrintDialog dialog = new PrintDialog(viewer.getControl().getShell(), SWT.NULL);
                    final PrinterData data = dialog.open();
                    if (data != null) {
                        Printer printer = new Printer(data);
                        // Calculate the scale factor between the screen resolution
                        // and printer
                        // resolution in order to correctly size the image for the
                        // printer
                        Point screenDPI = viewer.getControl().getDisplay().getDPI();
                        Point printerDPI = printer.getDPI();
                        int scaleFactor = printerDPI.x / screenDPI.x;
                        // Determine the bounds of the entire area of the printer
                        Rectangle trim = printer.computeTrim(0, 0, 0, 0);
                        Image printerImage = new Image(printer, imageData[0]);
                        if (printer.startJob("Printing OPI")) {
                            if (printer.startPage()) {
                                GC gc = new GC(printer);
                                Rectangle printArea = printer.getClientArea();
                                if (imageData[0].width * scaleFactor <= printArea.width) {
                                    printArea.width = imageData[0].width * scaleFactor;
                                    printArea.height = imageData[0].height * scaleFactor;
                                } else {
                                    printArea.height = printArea.width * imageData[0].height / imageData[0].width;
                                }
                                gc.drawImage(printerImage, 0, 0, imageData[0].width, imageData[0].height, -trim.x, -trim.y, printArea.width, printArea.height);
                                gc.dispose();
                                printer.endPage();
                            }
                        }
                        printer.endJob();
                        printer.dispose();
                        printerImage.dispose();
                    }
                }
            } catch (Exception e) {
                ErrorHandlerUtil.handleError("Failed to print OPI", e);
                return;
            }
        }
    });
}

Example 12 with PrinterData

use of org.eclipse.swt.printing.PrinterData in project org.csstudio.display.builder by kasemir.

the class PrintAction method run.

@Override
public void run() {
    // Not optimal:
    // Creates screenshot file for JFX scene,
    // then loads that file as SWT image..
    final Image snapshot;
    try {
        final Screenshot screenshot = new Screenshot(scene);
        final File image_file = screenshot.writeToTempfile("display");
        final ImageLoader loader = new ImageLoader();
        final ImageData[] data = loader.load(new FileInputStream(image_file));
        snapshot = new Image(shell.getDisplay(), data[0]);
    } catch (Exception ex) {
        ExceptionDetailsErrorDialog.openError(shell, "Cannot obtain screenshot", ex);
        return;
    }
    // SWT Printer GUI
    final PrintDialog dlg = new PrintDialog(shell);
    PrinterData data = dlg.open();
    if (data == null) {
        logger.fine("Cannot obtain printer");
        return;
    }
    // Access to SWT Printer must be on UI thread.
    // Printing in other thread can deadlock with UI thread.
    final Printer printer = new Printer(data);
    try {
        if (!printer.startJob("Display Builder")) {
            Logger.getLogger(getClass().getName()).fine("Cannot start print job");
            return;
        }
        try {
            // Printer page info
            final Rectangle area = printer.getClientArea();
            final Rectangle trim = printer.computeTrim(0, 0, 0, 0);
            final Point dpi = printer.getDPI();
            // Compute layout
            final Rectangle image_rect = snapshot.getBounds();
            // Leave one inch on each border.
            // (copied the computeTrim stuff from an SWT example.
            // Really no clue...)
            final int left_right = dpi.x + trim.x;
            final int top_bottom = dpi.y + trim.y;
            final int printed_width = area.width - 2 * left_right;
            // Try to scale height according to on-screen aspect ratio.
            final int max_height = area.height - 2 * top_bottom;
            final int printed_height = Math.min(max_height, image_rect.height * printed_width / image_rect.width);
            // Print one page
            printer.startPage();
            final GC gc = new GC(printer);
            gc.drawImage(snapshot, 0, 0, image_rect.width, image_rect.height, left_right, top_bottom, printed_width, printed_height);
            printer.endPage();
        } finally {
            printer.endJob();
        }
    } finally {
        printer.dispose();
    }
    // Image used by printer must only be disposed after the printer that used it.
    // Otherwise crash, https://github.com/ControlSystemStudio/cs-studio/issues/1937
    snapshot.dispose();
}

Example 13 with PrinterData

use of org.eclipse.swt.printing.PrinterData in project dbeaver by serge-rider.

the class ERDEditorPart method printDiagram.

public void printDiagram() {
    GraphicalViewer viewer = getGraphicalViewer();
    PrintDialog dialog = new PrintDialog(viewer.getControl().getShell(), SWT.NULL);
    PrinterData data = dialog.open();
    if (data != null) {
        IFigure rootFigure = rootPart.getLayer(ScalableFreeformRootEditPart.PRINTABLE_LAYERS);
        // EntityDiagramFigure diagramFigure = findFigure(rootFigure, EntityDiagramFigure.class);
        if (rootFigure != null) {
            PrintFigureOperation printOp = new PrintFigureOperation(new Printer(data), rootFigure);
            // Set print preferences
            DBPPreferenceStore store = ERDUIActivator.getDefault().getPreferences();
            printOp.setPrintMode(store.getInt(ERDUIConstants.PREF_PRINT_PAGE_MODE));
            printOp.setPrintMargin(new Insets(store.getInt(ERDUIConstants.PREF_PRINT_MARGIN_TOP), store.getInt(ERDUIConstants.PREF_PRINT_MARGIN_LEFT), store.getInt(ERDUIConstants.PREF_PRINT_MARGIN_BOTTOM), store.getInt(ERDUIConstants.PREF_PRINT_MARGIN_RIGHT)));
            // Run print
            printOp.run("Print ER diagram");
        }
    }
// new PrintAction(this).run();
}

Example 14 with PrinterData

use of org.eclipse.swt.printing.PrinterData in project dbeaver by serge-rider.

the class ERDEditorPart method printDiagram.

public void printDiagram() {
    GraphicalViewer viewer = getGraphicalViewer();
    PrintDialog dialog = new PrintDialog(viewer.getControl().getShell(), SWT.NULL);
    PrinterData data = dialog.open();
    if (data != null) {
        IFigure rootFigure = rootPart.getLayer(ScalableFreeformRootEditPart.PRINTABLE_LAYERS);
        //EntityDiagramFigure diagramFigure = findFigure(rootFigure, EntityDiagramFigure.class);
        if (rootFigure != null) {
            PrintFigureOperation printOp = new PrintFigureOperation(new Printer(data), rootFigure);
            // Set print preferences
            IPreferenceStore store = ERDActivator.getDefault().getPreferenceStore();
            printOp.setPrintMode(store.getInt(ERDConstants.PREF_PRINT_PAGE_MODE));
            printOp.setPrintMargin(new Insets(store.getInt(ERDConstants.PREF_PRINT_MARGIN_TOP), store.getInt(ERDConstants.PREF_PRINT_MARGIN_LEFT), store.getInt(ERDConstants.PREF_PRINT_MARGIN_BOTTOM), store.getInt(ERDConstants.PREF_PRINT_MARGIN_RIGHT)));
            // Run print
            printOp.run("Print ER diagram");
        }
    }
//new PrintAction(this).run();
}

Example 15 with PrinterData

use of org.eclipse.swt.printing.PrinterData in project eclipse.platform.text by eclipse.

the class TextViewer method print.

/**
 * {@inheritDoc}
 *
 * @since 3.4
 */
@Override
public void print(StyledTextPrintOptions options) {
    final Shell shell = fTextWidget.getShell();
    if (Printer.getPrinterList().length == 0) {
        // $NON-NLS-1$
        String title = JFaceTextMessages.getString("TextViewer.warning.noPrinter.title");
        // $NON-NLS-1$
        String msg = JFaceTextMessages.getString("TextViewer.warning.noPrinter.message");
        MessageDialog.openWarning(shell, title, msg);
        return;
    }
    final PrintDialog dialog = new PrintDialog(shell, SWT.PRIMARY_MODAL);
    dialog.setPrinterData(fgPrinterData);
    final PrinterData data = dialog.open();
    if (data != null) {
        final Printer printer = new Printer(data);
        final Runnable styledTextPrinter = fTextWidget.print(printer, options);
        Thread printingThread = new // $NON-NLS-1$
        Thread(// $NON-NLS-1$
        "Printing") {

            @Override
            public void run() {
                styledTextPrinter.run();
                printer.dispose();
            }
        };
        printingThread.start();
        /*
			 * FIXME:
			 * 	Should copy the printer data to avoid threading issues,
			 *	but this is currently not possible, see http://bugs.eclipse.org/297957
			 */
        fgPrinterData = data;
        fgPrinterData.startPage = 1;
        fgPrinterData.endPage = 1;
        fgPrinterData.scope = PrinterData.ALL_PAGES;
        fgPrinterData.copyCount = 1;
    }
}