| /****************************************************************************** |
| * Copyright (c) 2008 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.internal.util; |
| |
| import java.text.NumberFormat; |
| import java.text.ParseException; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.gmf.runtime.common.core.util.Log; |
| import org.eclipse.gmf.runtime.common.ui.printing.IPrintHelper; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.pagesetup.PageSetupPageType; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.properties.WorkspaceViewerProperties; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramGraphicalViewer; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.DiagramPrintingPlugin; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.DiagramPrintingStatusCodes; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.swt.printing.PrinterData; |
| 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. |
| * |
| * Basic functionality was factored into this class from the DiagramPrinterUtil. |
| * This class and its specializing classes: |
| * |
| * @author James Bruck (jbruck) |
| */ |
| public class DiagramPrinterHelper { |
| |
| /** |
| * Prints a diagram with the settings from the helper onto the printer |
| * |
| * @param diagramPrinter |
| * the diagram printer that does the work of actually |
| * printing the diagrams |
| * @param helper |
| * IPrintHelper with the user's choice of settings |
| */ |
| protected void printDiagrams(DiagramPrinter diagramPrinter, |
| IPrintHelper helper) { |
| |
| if (helper.getDlgPrintRangePages()) { |
| diagramPrinter.setPrintRangePageSelection(true); |
| diagramPrinter.setPrintRangePages(helper.getDlgPagesFrom(), helper |
| .getDlgPagesTo()); |
| diagramPrinter.setFitToPage(false); |
| } |
| |
| if (helper.getDlgScalePercent() == -1) { |
| diagramPrinter.setColumns(helper.getDlgScaleFitToM()); |
| diagramPrinter.setRows(helper.getDlgScaleFitToN()); |
| diagramPrinter.setFitToPage(true); |
| } else { |
| diagramPrinter.setScaledPercent(helper.getDlgScalePercent()); |
| diagramPrinter.setFitToPage(false); |
| } |
| |
| diagramPrinter.run(); |
| } |
| |
| /** |
| * A helper that simply collects printing information. |
| * |
| * @param diagramPrinter |
| * @param helper |
| * @param diagramNames |
| * @param editorPart |
| * @param diagramMap |
| * @return |
| */ |
| protected PrinterData collectPrintInformation( |
| DiagramPrinter diagramPrinter, IPrintHelper helper, |
| List diagramNames, IEditorPart editorPart, Map diagramMap) { |
| |
| PrinterData printerData; |
| |
| IPreferenceStore pref = null; |
| |
| if (editorPart instanceof IDiagramWorkbenchPart) { |
| |
| IDiagramGraphicalViewer viewer = ((IDiagramWorkbenchPart) editorPart) |
| .getDiagramGraphicalViewer(); |
| if (viewer instanceof DiagramGraphicalViewer) { |
| |
| pref = ((DiagramGraphicalViewer) viewer) |
| .getWorkspaceViewerPreferenceStore(); |
| |
| if (pref |
| .getBoolean(WorkspaceViewerProperties.PREF_USE_WORKSPACE_SETTINGS)) { |
| |
| if (((IDiagramWorkbenchPart) editorPart) |
| .getDiagramEditPart().getDiagramPreferencesHint() |
| .getPreferenceStore() != null) { |
| pref = (IPreferenceStore) ((IDiagramWorkbenchPart) editorPart) |
| .getDiagramEditPart() |
| .getDiagramPreferencesHint() |
| .getPreferenceStore(); |
| } |
| } |
| } |
| } |
| if (pref != null) { |
| helper.setDlgOrientation(pref |
| .getBoolean(WorkspaceViewerProperties.PREF_USE_LANDSCAPE)); |
| |
| PageSetupPageType storedPageType = PageSetupPageType.LETTER; //default value |
| String strPageType = pref |
| .getString(WorkspaceViewerProperties.PREF_PAGE_SIZE); |
| for (int i = 0; i < PageSetupPageType.pages.length; i++) { |
| if (strPageType |
| .startsWith(PageSetupPageType.pages[i].getName())) { |
| storedPageType = PageSetupPageType.pages[i]; |
| break; |
| } |
| } |
| if (storedPageType.getIndex() == PageSetupPageType.USER_DEFINED |
| .getIndex()) { |
| |
| NumberFormat fNumberFormat = NumberFormat.getNumberInstance(); |
| |
| String strWidth = pref |
| .getString(WorkspaceViewerProperties.PREF_PAGE_WIDTH); |
| String strHeight = pref |
| .getString(WorkspaceViewerProperties.PREF_PAGE_HEIGHT); |
| double width = 0, height = 0; |
| |
| try { |
| Number num = fNumberFormat.parse(strWidth); |
| width = num.doubleValue() / 0.0394d; //convert from inches to mm |
| |
| num = fNumberFormat.parse(strHeight); |
| height = num.doubleValue() / 0.0394d; |
| |
| helper.setDlgPaperSize(PageSetupPageType.USER_DEFINED |
| .getIndex(), width, height); |
| } catch (ParseException e) { |
| Log |
| .warning( |
| DiagramPrintingPlugin.getInstance(), |
| DiagramPrintingStatusCodes.IGNORED_EXCEPTION_WARNING, |
| e.getMessage(), e); |
| } |
| } else { |
| helper.setDlgPaperSize(storedPageType.getIndex(), 0, 0); |
| } |
| } |
| helper.setScaleFactor(PrintHelperUtil.getScale()); |
| helper.setScaleToWidthHeight(PrintHelperUtil.getScaleToWidth(), PrintHelperUtil.getScaleToHeight()); |
| |
| printerData = helper.openPrintDlg(diagramNames); |
| |
| if (printerData != null) { |
| if (helper.getDlgScalePercent() != -1) { |
| PrintHelperUtil.setScale(helper.getDlgScalePercent()); |
| } |
| if (helper.getDlgScaleFitToM() != -1) { |
| PrintHelperUtil.setScaleToWidth(helper.getDlgScaleFitToM()); |
| } |
| if (helper.getDlgScaleFitToN() != -1) { |
| PrintHelperUtil.setScaleToHeight(helper.getDlgScaleFitToN()); |
| } |
| } |
| |
| return printerData; |
| } |
| |
| } |