bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/pdf/PDFDocument.java

   1 package org.simantics.document.linking.report.pdf;
   2
   3 import java.awt.Font;
   4 import java.util.HashMap;
   5 import java.util.Map;
   6
   7 import org.simantics.document.linking.report.Document;
   8 import org.simantics.document.linking.report.DocumentElement;
   9 import org.simantics.document.linking.report.DocumentItem;
  10 import org.simantics.document.linking.report.DocumentTitlePage;
  11 import org.simantics.document.linking.report.Table;
  12 import org.simantics.document.linking.report.TableOfContents;
  13 import org.simantics.document.linking.report.TextItem;
  14 import org.simantics.document.linking.report.URLItem;
  15 import org.simantics.document.linking.report.base.TextItemImpl;
  16 import org.simantics.document.linking.report.base.URLItemImpl;
  17 import org.simantics.utils.datastructures.Arrays;
  18
  19
  20 /**
  21  * PDF format reporter.
  22  *
  23  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
  24  *
  25  */
  26 public class PDFDocument implements Document {
  27         private String filename;
  28
  29         Map<TextSize, Font> fonts = new HashMap<TextSize, Font>();
  30
  31         PDFPageStream contentStream;
  32         PDFTable currentTable;
  33         PDFTitlePage titlePage;
  34         PDFTocElement toc;
  35
  36         public PDFDocument(String filename) throws Exception {
  37                 this.filename = filename;
  38                 contentStream = new PDFPageStream();
  39                 defaultFonts();
  40                 contentStream.setDefaultFont(fonts.get(TextSize.SMALL));
  41         }
  42
  43         public PDFDocument(String filename, Font font) throws Exception {
  44                 this.filename = filename;
  45                 contentStream = new PDFPageStream();
  46                 defaultFonts();
  47                 fonts.put(TextSize.SMALL, font);
  48         }
  49
  50         public PDFDocument(String filename, Font font, Font headerFont) throws Exception {
  51                 this.filename = filename;
  52                 contentStream = new PDFPageStream();
  53                 defaultFonts();
  54                 fonts.put(TextSize.SMALL, font);
  55                 fonts.put(TextSize.MEDIUM, headerFont);
  56         }
  57
  58         private void defaultFonts() {
  59                 fonts.put(TextSize.TINY, new Font("Arial", Font.PLAIN, 6));
  60                 fonts.put(TextSize.SMALL, new Font("Arial", Font.PLAIN, 8));
  61                 fonts.put(TextSize.MEDIUM, new Font("Arial", Font.PLAIN, 10));
  62                 fonts.put(TextSize.LARGE, new Font("Arial", Font.PLAIN, 16));
  63                 fonts.put(TextSize.HUGE, new Font("Arial", Font.BOLD, 24));
  64                 contentStream.setDefaultFont(fonts.get(TextSize.SMALL));
  65         }
  66
  67         Font getFont(TextSize size) {
  68                 return fonts.get(size);
  69         }
  70
  71         @Override
  72         public int getAvailableLines() {
  73                 return contentStream.getAvailableLines();
  74         }
  75
  76         @Override
  77         public int getCurrentLine() {
  78                 return contentStream.getCurrentLine();
  79         }
  80
  81         public void close() throws Exception{
  82                 if (toc != null) {
  83                         // hackety hack.
  84                         toc.create(contentStream, contentStream.getPages().get(0));
  85                 }
  86                 contentStream.close(filename);
  87         }
  88
  89         /* (non-Javadoc)
  90          * @see org.simantics.document.linking.report.Document#nextPage()
  91          */
  92         @Override
  93         public void nextPage() throws Exception{
  94                 contentStream.nextPage();
  95         }
  96
  97         @SuppressWarnings("unchecked")
  98         @Override
  99         public <T extends DocumentElement> T newElement(Class<T> cls, String...options) throws Exception {
 100                 if (cls == Table.class) {
 101                         return (T)newTable();
 102                 } else if (cls == TableOfContents.class) {
 103                         return (T)getOrCreateToc();
 104                 } else if (cls == DocumentTitlePage.class) {
 105                         if (titlePage != null)
 106                                 throw new Exception("Report may contain only one title page");
 107                         titlePage =  new PDFTitlePage(this);
 108                         return (T)titlePage;
 109                 }
 110                 return null;
 111         }
 112
 113         @SuppressWarnings("unchecked")
 114         @Override
 115         public <T extends DocumentElement> T nextElement(Class<T> cls, String...options) throws Exception {
 116                 if (cls == Table.class) {
 117                         return (T)nextTable(Arrays.contains(options, Document.TOC));
 118                 } else if (cls == TableOfContents.class) {
 119                         return (T)getOrCreateToc();
 120                 }
 121                 return null;
 122         }
 123
 124         @SuppressWarnings("unchecked")
 125         @Override
 126         public <T extends DocumentElement> T getCurrentElement(Class<T> cls) {
 127                 if (cls == Table.class) {
 128                         return (T)getCurrentTable();
 129                 } else if (cls == TableOfContents.class) {
 130                         return (T)toc;
 131                 } else if (cls == DocumentTitlePage.class) {
 132                         return (T)titlePage;
 133                 }
 134                 return null;
 135         }
 136
 137         @SuppressWarnings("unchecked")
 138         @Override
 139         public <T extends DocumentItem> T newItem(Class<T> cls, String... options)
 140                         throws Exception {
 141                 if (cls == TextItem.class)
 142                         return (T)new TextItemImpl();
 143                 if (cls == URLItem.class)
 144                         return (T)new URLItemImpl();
 145                 return null;
 146         }
 147
 148         public Table nextTable(boolean id) throws Exception {
 149                 if (currentTable!= null) {
 150                         closeTable();
 151                         currentTable = new PDFTable(currentTable);
 152                         return currentTable;
 153                 } else {
 154                         return newTable();
 155                 }
 156
 157         }
 158
 159         private void closeTable() throws Exception {
 160                 if (currentTable != null && currentTable.currentLine > 0) {
 161                         currentTable.setLinesVisible(false);
 162                         currentTable.setHeaderVisible(false);
 163                         currentTable.writeLine("");
 164                 }
 165         }
 166
 167
 168         public Table newTable() throws Exception {
 169                 closeTable();
 170                 currentTable = new PDFTable(this,contentStream);
 171                 return currentTable;
 172         }
 173
 174
 175         Table getCurrentTable() {
 176                 return currentTable;
 177         }
 178
 179         TableOfContents getOrCreateToc() throws Exception{
 180                 if (toc == null)
 181                         toc = new PDFTocElement(this);
 182                 return toc;
 183         }
 184
 185
 186
 187
 188 }