/*
  * (non-Javadoc)
  *
  * @see com.afunms.report.ExportInterface#insertChart(java.lang.String)
  */
 public void insertChart(String path) throws Exception {
   if (!document.isOpen()) {
     document.open();
   }
   Image png = Image.getInstance(path);
   // png.scaleAbsolute(560, 320);
   png.scalePercent(90);
   Table pngtable = new Table(1);
   pngtable.setAutoFillEmptyCells(true);
   pngtable.setAlignment(Element.ALIGN_CENTER);
   pngtable.setCellsFitPage(true);
   pngtable.setWidth(100);
   pngtable.setBorder(0);
   RtfCell cell = new RtfCell(png);
   cell.setBorder(0);
   pngtable.addCell(cell);
   document.add(pngtable);
 }
 /*
  * (non-Javadoc)
  *
  * @see com.afunms.report.ExportInterface#insertTable(java.util.ArrayList)
  */
 public void insertTable(ArrayList<String[]> tableal) throws Exception {
   // step 3: we open the document
   if (!document.isOpen()) {
     document.open();
   }
   Table pdfTable = new Table(tableal.get(0).length);
   for (int k = 0; k < tableal.size(); k++) {
     String[] row = tableal.get(k);
     for (int j = 0; j < row.length; j++) {
       Cell pdfcell = new Cell();
       if (k == 0) {
         pdfcell.addElement(new Paragraph(row[j], FontChineseTitle));
         pdfcell.setBackgroundColor(Color.gray);
         pdfTable.endHeaders();
       } else {
         pdfcell.addElement(new Paragraph(row[j], FontChineseRow));
         if (k % 2 == 0) {
           pdfcell.setBackgroundColor(Color.LIGHT_GRAY);
         }
       }
       // 合并单元格
       // pdfcell.setColspan(1);
       // pdfcell.setRowspan(1);
       // 对齐方式
       pdfcell.setHorizontalAlignment(Element.ALIGN_CENTER);
       pdfcell.setVerticalAlignment(Element.ALIGN_MIDDLE);
       pdfTable.addCell(pdfcell);
     }
   }
   pdfTable.setWidth(100);
   // 设置表格填距
   pdfTable.setPadding(5);
   pdfTable.setAlignment(Element.ALIGN_CENTER);
   // pdfTable.setTableFitsPage(true);
   document.add(pdfTable);
   // step 5: we close the document
 }
 /**
  * Creates a Table object based on this TableAttributes object.
  *
  * @return a com.lowagie.text.Table object
  * @throws BadElementException
  */
 public Table createTable() throws BadElementException {
   if (content.isEmpty()) throw new BadElementException("Trying to create a table without rows.");
   SimpleCell row = (SimpleCell) content.get(0);
   SimpleCell cell;
   int columns = 0;
   for (Iterator i = row.getContent().iterator(); i.hasNext(); ) {
     cell = (SimpleCell) i.next();
     columns += cell.getColspan();
   }
   float[] widths = new float[columns];
   float[] widthpercentages = new float[columns];
   Table table = new Table(columns);
   table.setAlignment(alignment);
   table.setSpacing(cellspacing);
   table.setPadding(cellpadding);
   table.cloneNonPositionParameters(this);
   int pos;
   for (Iterator rows = content.iterator(); rows.hasNext(); ) {
     row = (SimpleCell) rows.next();
     pos = 0;
     for (Iterator cells = row.getContent().iterator(); cells.hasNext(); ) {
       cell = (SimpleCell) cells.next();
       table.addCell(cell.createCell(row));
       if (cell.getColspan() == 1) {
         if (cell.getWidth() > 0) widths[pos] = cell.getWidth();
         if (cell.getWidthpercentage() > 0) widthpercentages[pos] = cell.getWidthpercentage();
       }
       pos += cell.getColspan();
     }
   }
   float sumWidths = 0f;
   for (int i = 0; i < columns; i++) {
     if (widths[i] == 0) {
       sumWidths = 0;
       break;
     }
     sumWidths += widths[i];
   }
   if (sumWidths > 0) {
     table.setWidth(sumWidths);
     table.setLocked(true);
     table.setWidths(widths);
   } else {
     for (int i = 0; i < columns; i++) {
       if (widthpercentages[i] == 0) {
         sumWidths = 0;
         break;
       }
       sumWidths += widthpercentages[i];
     }
     if (sumWidths > 0) {
       table.setWidths(widthpercentages);
     }
   }
   if (width > 0) {
     table.setWidth(width);
     table.setLocked(true);
   } else if (widthpercentage > 0) {
     table.setWidth(widthpercentage);
   }
   return table;
 }