Java 类com.lowagie.text.SimpleTable 实例源码

/**
  * Adds an element. Elements supported are <CODE>Paragraph</CODE>,
  * <CODE>List</CODE>, <CODE>PdfPTable</CODE>, <CODE>Image</CODE> and
  * <CODE>Graphic</CODE>.
  * <p>
  * It removes all the text placed with <CODE>addText()</CODE>.
  * 
  * @param element the <CODE>Element</CODE>
  */    
 public void addElement(Element element) {
     if (element == null)
         return;
     if (element instanceof Image) {
         Image img = (Image)element;
         PdfPTable t = new PdfPTable(1);
         float w = img.getWidthPercentage();
         if (w == 0) {
             t.setTotalWidth(img.getScaledWidth());
             t.setLockedWidth(true);
         }
         else
             t.setWidthPercentage(w);
         t.setSpacingAfter(img.getSpacingAfter());
         t.setSpacingBefore(img.getSpacingBefore());
         switch (img.getAlignment()) {
             case Image.LEFT:
                 t.setHorizontalAlignment(Element.ALIGN_LEFT);
                 break;
             case Image.RIGHT:
                 t.setHorizontalAlignment(Element.ALIGN_RIGHT);
                 break;
             default:
                 t.setHorizontalAlignment(Element.ALIGN_CENTER);
                 break;
         }
         PdfPCell c = new PdfPCell(img, true);
         c.setPadding(0);
         c.setBorder(img.getBorder());
         c.setBorderColor(img.getBorderColor());
         c.setBorderWidth(img.getBorderWidth());
         c.setBackgroundColor(img.getBackgroundColor());
         t.addCell(c);
         element = t;
     }
     if (element.type() == Element.CHUNK) {
        element = new Paragraph((Chunk)element);
     }
     else if (element.type() == Element.PHRASE) {
        element = new Paragraph((Phrase)element);
     }
     if (element instanceof SimpleTable) {
        try {
    element = ((SimpleTable)element).createPdfPTable();
} catch (DocumentException e) {
    throw new IllegalArgumentException("Element not allowed.");
}
     }
     else if (element.type() != Element.PARAGRAPH && element.type() != Element.LIST && element.type() != Element.PTABLE && element.type() != Element.YMARK)
         throw new IllegalArgumentException("Element not allowed.");
     if (!composite) {
         composite = true;
         compositeElements = new LinkedList();
         bidiLine = null;
         waitPhrase = null;
     }
     compositeElements.add(element);
 }