bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/ExportToPDF.java

   1 package org.simantics.document.linking.report;
   2
   3 import java.awt.Font;
   4 import java.io.File;
   5 import java.util.HashMap;
   6 import java.util.List;
   7 import java.util.Map;
   8
   9 import org.eclipse.core.runtime.IProgressMonitor;
  10 import org.eclipse.core.runtime.IStatus;
  11 import org.eclipse.core.runtime.NullProgressMonitor;
  12 import org.eclipse.core.runtime.Status;
  13 import org.eclipse.core.runtime.jobs.Job;
  14 import org.simantics.Simantics;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.Resource;
  17 import org.simantics.db.Session;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.db.request.Read;
  20 import org.simantics.document.linking.Activator;
  21 import org.simantics.document.linking.report.html.HTMLDocument;
  22 import org.simantics.document.linking.report.pdf.PDFDocument;
  23 import org.simantics.document.linking.report.templates.CompleteStructureWriter;
  24 import org.simantics.document.linking.report.templates.DocumentStructureWriter;
  25 import org.simantics.document.linking.report.templates.ReportWriter;
  26
  27
  28 public class ExportToPDF {
  29         public static final int DOCUMENT_BROWSE_STRCTURE = 0;
  30         public static final int DOCUMENT_STRUCTURE = 1;
  31         public static final int DIAGRAM_STRUCTURE = 2;
  32         public static final int COMPLETE_STRUCTURE = 3;
  33
  34         private Session session;
  35         private Resource model;
  36
  37         public ExportToPDF(Session session,Resource model) {
  38                 this.model = model;
  39                 this.session = session;
  40         }
  41
  42         public  void exportPDF(String filename, int report) {
  43                 ReportWriter<?> reportWriter = null;
  44                 switch (report) {
  45                 case DOCUMENT_BROWSE_STRCTURE:
  46
  47                         break;
  48                 case DOCUMENT_STRUCTURE:
  49                         reportWriter = new DocumentStructureWriter();
  50                         break;
  51                 case DIAGRAM_STRUCTURE:
  52
  53                         break;
  54                 case COMPLETE_STRUCTURE:
  55                         reportWriter = new CompleteStructureWriter();
  56                         break;
  57                 default:
  58                         break;
  59                 }
  60                 ExportJob job = new ExportJob(filename, reportWriter);
  61                 job.setUser(true);
  62                 job.schedule();
  63
  64         }
  65
  66         private class ExportJob extends Job {
  67
  68                 String filename;
  69                 ReportWriter<?> reportWriter;
  70
  71                 public ExportJob(String filename, ReportWriter<?> reportWriter) {
  72                         super(reportWriter.getName());
  73                         this.filename = filename;
  74                         this.reportWriter = reportWriter;
  75                 }
  76
  77                 @Override
  78                 protected IStatus run(IProgressMonitor monitor) {
  79                         return export(filename, reportWriter, monitor);
  80                 }
  81         }
  82
  83         public <T> IStatus export(String filename, ReportWriter<T> reportWriter, IProgressMonitor monitor) {
  84
  85                 Document lineWriter = null;
  86                 try {
  87                         if (filename.toLowerCase().endsWith(".pdf")) //$NON-NLS-1$
  88                                 lineWriter = new PDFDocument(filename, new Font("Arial", Font.PLAIN, 10),new Font("Arial", Font.BOLD, 10)); //$NON-NLS-1$ //$NON-NLS-2$
  89                         else if (filename.toLowerCase().endsWith(".html") || //$NON-NLS-1$
  90                                         filename.toLowerCase().endsWith(".htm")) //$NON-NLS-1$
  91                                 lineWriter = new HTMLDocument(new File(filename));
  92                         else {
  93                                 throw new Exception("File has unknow extension " + filename); //$NON-NLS-1$
  94                         }
  95                         export(lineWriter, reportWriter, monitor);
  96
  97                 } catch (Exception e) {
  98                         return new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.ExportToPDF_ActivatorCouldNotGenerateReport, e);
  99                 } finally {
 100                         if (lineWriter != null) {
 101                                 try {
 102                                         lineWriter.close();
 103                                 } catch (Exception e) {
 104                                         e.printStackTrace();
 105                                 }
 106                         }
 107
 108                 }
 109                 String status  = Messages.ExportToPDF_ReportGenerated;
 110 //              if (lineWriter instanceof PDFTableWriter) {
 111 //                      status += " Report size " + ((PDFTableWriter)lineWriter).getCurrentPageIndex() + " pages.";
 112 //              }
 113
 114                 return new Status(IStatus.OK, Activator.PLUGIN_ID, status);
 115         }
 116
 117
 118
 119
 120         private <T> void export(final Document document, final ReportWriter<T> reportWriter, final IProgressMonitor monitor) throws DatabaseException{
 121                 session.syncRequest(new Read<Object>() {
 122                         @Override
 123                         public Object perform(ReadGraph graph) throws DatabaseException {
 124
 125                                 try {
 126                                         Map<Object, Object> context = new HashMap<Object, Object>();
 127                                         context.put("model", model); //$NON-NLS-1$
 128                                         context.put(Document.class, document);
 129                                         context.put(ReportWriter.class, reportWriter);
 130                                         context.put("DocumentName", reportWriter.getName()); //$NON-NLS-1$
 131
 132                                         reportWriter.start(graph, model, document, context);
 133
 134                                         List<T> list = reportWriter.getReportItems(graph);
 135
 136                                 monitor.beginTask(Messages.ExportToPDF_MonitorWriteReport, list.size());
 137
 138                                 T previous = null;
 139                                 T current = null;
 140                                 T next = null;
 141                                 for (int i = 0; i < list.size(); i++) {
 142                                         current = list.get(i);
 143                                         if (i > 0)
 144                                                 previous = list.get(i-1);
 145                                         else
 146                                                 previous = null;
 147                                         if (i < list.size()-1)
 148                                                 next = list.get(i+1);
 149                                         else
 150                                                 next = null;
 151                                         reportWriter.write(previous, current, next, document);
 152                                         monitor.worked(1);
 153                                 }
 154                                 } catch (Exception e) {
 155                                         throw new DatabaseException(e);
 156                                 }
 157                         monitor.done();
 158                         return null;
 159                         }
 160                 });
 161
 162         }
 163
 164         public static void exportDocumentToPDF(Resource model, String filename) {
 165             ExportToPDF exportPdf = new ExportToPDF(Simantics.getSession(), model);
 166             exportPdf.export(filename, new DocumentStructureWriter(), new NullProgressMonitor());
 167         }
 168 }