ColumnText.hasMoreText : Column « PDF « Java Tutorial

1. Java Tutorial
2. PDF
3. Column

import java.io.FileOutputStream;

import com.lowagie.text.Document;
import com.lowagie.text.Element;
import com.lowagie.text.PageSize;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.ColumnText;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfWriter;

public class MainClass {
  public static void main(String[] args) throws Exception {
    Document document = new Document(PageSize.A4);
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
    document.open();
    PdfContentByte cb = writer.getDirectContent();

    ColumnText ct = new ColumnText(cb);
    ct.setAlignment(Element.ALIGN_JUSTIFIED);
    ct.setText(new Phrase("string"));
    float[] left = { 36, (PageSize.A4.width() / 2) + 18 };
    float[] right = { (PageSize.A4.width() / 2) - 18, PageSize.A4.width() - 36 };
    int status = ColumnText.START_COLUMN;
    int column = 0;
    while (ColumnText.hasMoreText(status)) {
      ct.setSimpleColumn(left[column], 36, right[column], PageSize.A4.height() - 36);
      status = ct.go();
      column++;
      if (column > 1) {
        column = 0;
        document.newPage();
      }
    }
    document.close();
  }
}