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最新推荐文章于 2022-05-20 22:44:34 发布
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#import #alignment #string #float #class #c
/*
 * $Id: ComplexText.java,v 1.3 2005/05/09 11:52:08 blowagie Exp $
 * $Name:  $
 *
 * This code is part of the 'iText Tutorial'.
 * You can find the complete tutorial at the following address:
 * http://itextdocs.lowagie.com/tutorial/
 *
 * This code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 * itext-questions@lists.sourceforge.net
 */
package com.lowagie.examples.fonts.styles;

import java.io.FileOutputStream;
import java.io.IOException;

import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Font;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.ColumnText;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfWriter;
/**
 * Adding text at an absolute position.
 */
public class ComplexText {
    /**
     * Adding text at absolute positions.
     * @param args no arguments needed
     */
    public static void main(String[] args) {
        
        System.out.println("Text at absolute positions");
        
        // step 1: creation of a document-object
        Document document = new Document();
        
        try {
            
            // step 2: creation of the writer
            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("complextext.pdf"));
            
            // step 3: we open the document
            document.open();
            
            // step 4: we grab the ContentByte and do some stuff with it
            PdfContentByte cb = writer.getDirectContent();
            
            // first we draw some lines to be able to visualize the text alignment functions
            cb.setLineWidth(0f);
            cb.moveTo(250, 500);
            cb.lineTo(250, 800);
            cb.moveTo(50, 700);
            cb.lineTo(400, 700);
            cb.moveTo(50, 650);
            cb.lineTo(400, 650);
            cb.moveTo(50, 600);
            cb.lineTo(400, 600);
            cb.stroke();
            
            // we construct a font
            BaseFont bf = BaseFont.createFont("c://windows//fonts//arialuni.ttf", BaseFont.IDENTITY_H, true);
            Font ft = new Font(bf, 12);
            // This is the text:
            String text = "/u0623/u0648/u0631/u0648/u0628/u0627, /u0628/u0631/u0645/u062c/u064a/u0627/u062a /u0627/u0644/u062d/u0627/u0633/u0648/u0628 + /u0627/u0646/u062a/u0631/u0646/u064a/u062a :";
            Phrase center = new Phrase(text + " Center", ft);
            ColumnText.showTextAligned(cb, PdfContentByte.ALIGN_CENTER, center, 250, 700, 0, PdfWriter.RUN_DIRECTION_RTL, 0);
            ColumnText.showTextAligned(cb, PdfContentByte.ALIGN_RIGHT, new Phrase(text + " Right", ft), 250, 650, 20, PdfWriter.RUN_DIRECTION_RTL, 0);
            ColumnText.showTextAligned(cb, PdfContentByte.ALIGN_LEFT, new Phrase("Some text Left aligned", ft), 250, 600, 20);
            float size = ColumnText.getWidth(center, PdfWriter.RUN_DIRECTION_RTL, 0);
            cb.setRGBColorStroke(255, 0, 0);
            cb.rectangle(250 - size/2, 690, size, 30);
            cb.stroke();
        }
        catch(DocumentException de) {
            System.err.println(de.getMessage());
        }
        catch(IOException ioe) {
            System.err.println(ioe.getMessage());
        }
        
        // step 5: we close the document
        document.close();
    }
}