| /****************************************************************************** |
| * Copyright (c) 2008, 2009 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| ****************************************************************************/ |
| package org.eclipse.gmf.runtime.diagram.ui.printing.render.internal; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.gmf.runtime.common.core.util.Log; |
| import org.eclipse.gmf.runtime.common.core.util.Trace; |
| import org.eclipse.gmf.runtime.common.ui.printing.IPrintHelper; |
| import org.eclipse.gmf.runtime.common.ui.util.DisplayUtils; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.DiagramPrintingDebugOptions; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.DiagramPrintingPlugin; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.DiagramPrintingStatusCodes; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.l10n.DiagramUIPrintingMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.util.DiagramPrinterHelper; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.render.util.PrintHelper; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.util.DiagramPrinterUtil; |
| import org.eclipse.gmf.runtime.notation.Diagram; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.swt.printing.PrinterData; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.IEditorPart; |
| |
| /** |
| * Utility for using the DiagramPrinter to print diagrams after displaying |
| * a print dialog box to the user. Diagrams are printed using the |
| * DiagramPrinter and respect the settings chosen by the user in the print |
| * dialog. |
| * |
| * This class uses the java print service API to accomplish its task. |
| * This class was derived from @see org.eclipse.gmf.runtime.diagram.ui.printing.util.DiagramPrinterUtil |
| * |
| * |
| * @author James Bruck (jbruck) |
| */ |
| public class JPSDiagramPrinterHelper extends DiagramPrinterHelper { |
| |
| private static JPSDiagramPrinterHelper jpsDiagramPrinterHelper; |
| |
| public static JPSDiagramPrinterHelper getDiagramPrinterHelper() { |
| if(jpsDiagramPrinterHelper == null){ |
| jpsDiagramPrinterHelper = new JPSDiagramPrinterHelper(); |
| } |
| return jpsDiagramPrinterHelper; |
| } |
| |
| /** |
| * Prevent instantiation. |
| */ |
| private JPSDiagramPrinterHelper() { |
| super(); |
| } |
| |
| /** |
| * Opens up the print diagrams dialog, allows the user to choose the |
| * settings, and prints. |
| * |
| * @param editorPart |
| * current editor part |
| * @param diagramMap |
| * map of String names to Diagram objects. Should be initialized |
| * by caller of this method. String names will show up in the |
| * print dialog that allows the user to choose which diagrams to |
| * print from a list. |
| * @param jpsDiagramPrinter |
| * the diagram printer that does the work of actually printing the diagrams |
| */ |
| public void printWithSettings(IEditorPart editorPart, |
| Map<String, Diagram> diagramMap, JPSDiagramPrinter jpsDiagramPrinter) { |
| |
| Display display = DisplayUtils.getDisplay(); |
| |
| try { |
| IPrintHelper helper = new PrintHelper(); |
| List<String> diagramNames = new ArrayList<String>(diagramMap |
| .keySet()); |
| |
| PrinterData printerData = collectPrintInformation( |
| jpsDiagramPrinter, helper, diagramNames, editorPart, |
| diagramMap); |
| |
| if (printerData != null) { |
| |
| jpsDiagramPrinter.setPrinter(printerData.name); |
| jpsDiagramPrinter.setDisplayDPI(display.getDPI()); |
| jpsDiagramPrinter.setPrintHelper(helper); |
| |
| if (helper.getDlgDiagramPrintRangeCurrent()) { |
| DiagramEditPart dgrmEP = ((IDiagramWorkbenchPart) editorPart) |
| .getDiagramEditPart(); |
| assert dgrmEP != null; |
| jpsDiagramPrinter |
| .setDiagrams(Collections.singletonList(dgrmEP |
| .getDiagramView().getDiagram())); |
| } else if (helper.getDlgDiagramPrintRangeAll()) { |
| jpsDiagramPrinter.setDiagrams(diagramMap.values()); |
| } else if (helper.getDlgDiagramPrintRangeSelection()) { |
| Object obj; |
| List<Diagram> list = new ArrayList<Diagram>(); |
| for (int i = 0; i < diagramNames.size(); i++) { |
| if (helper.isDlgDiagramSelected(i)) { |
| obj = diagramMap.get(diagramNames.get(i)); |
| if (obj instanceof Diagram) { |
| list.add((Diagram) obj); |
| } |
| } |
| } |
| jpsDiagramPrinter.setDiagrams(list); |
| } |
| printDiagrams(jpsDiagramPrinter, helper); |
| } |
| } catch (Throwable e) { |
| |
| Trace.catching(DiagramPrintingPlugin.getInstance(), |
| DiagramPrintingDebugOptions.EXCEPTIONS_CATCHING, |
| DiagramPrinterUtil.class, e.getMessage(), e); |
| Log.warning(DiagramPrintingPlugin.getInstance(), |
| DiagramPrintingStatusCodes.RESOURCE_FAILURE, |
| e.getMessage(), e); |
| |
| MessageDialog |
| .openError( |
| display.getActiveShell(), |
| DiagramUIPrintingMessages.JPSDiagramPrinterUtil_ErrorTitle, |
| DiagramUIPrintingMessages.JPSDiagramPrinterUtil_ErrorMessage); |
| } |
| } |
| } |