Java Tutorial/PDF/Character

Материал из Java эксперт
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implements SplitCharacter

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.SplitCharacter; import com.lowagie.text.pdf.PdfChunk; import com.lowagie.text.pdf.PdfWriter; public class MainClass {

 public static void main(String[] args) throws Exception {
   Document document = new Document();
   PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
   document.open();
   Font font = new Font(Font.HELVETICA, 18);
   String text = "this is a test";
   String url = "http://www.jexp.ru";
   document.add(new Paragraph("Default split behavior."));
   Paragraph p = new Paragraph(24, new Chunk(text, font));
   Chunk urlChunk = new Chunk(url, font);
   p.add(urlChunk);
   document.add(p);
   document.add(new Paragraph("this is a test."));
   p = new Paragraph(24, new Chunk(text, font));
   urlChunk = new Chunk(url, font);
   urlChunk.setSplitCharacter(new MySplitCharacter());
   p.add(urlChunk);
   document.add(p);
   document.close();
 }

} class MySplitCharacter implements SplitCharacter {

 public boolean isSplitCharacter(int start, int current, int end, char[] cc, PdfChunk[] ck) {
   char c;
   if (ck == null)
     c = cc[current];
   else
     c = ck[Math.min(current, ck.length - 1)].getUnicodeEquivalent(cc[current]);
   return (c == "/" || c == " ");
 }

}</source>





Set Character Spacing

   <source lang="java">

import java.awt.Color; import java.io.FileOutputStream; import java.io.IOException; import com.lowagie.text.Document; import com.lowagie.text.DocumentException; import com.lowagie.text.pdf.BaseFont; import com.lowagie.text.pdf.PdfContentByte; import com.lowagie.text.pdf.PdfTemplate; import com.lowagie.text.pdf.PdfTextArray; import com.lowagie.text.pdf.PdfWriter; public class MainClass {

 public static void main(String[] args) throws Exception {
   Document document = new Document();
     PdfWriter writer = PdfWriter.getInstance(
         document,
         new FileOutputStream("2.pdf"));
     document.open();
     String text = "jexp";
     PdfContentByte cb = writer.getDirectContent();
     BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA,
         BaseFont.WINANSI, BaseFont.NOT_EMBEDDED);
     cb.beginText();
     cb.moveText(36, 806);
     cb.setFontAndSize(bf, 24);
     cb.moveTextWithLeading(0, -36);
     cb.showText(text);
     cb.newlineText();
     
     PdfTextArray array = new PdfTextArray("J");
     array.add(120);
     array.add("a");
     array.add(120);
     array.add("v");
     array.add(95);
     array.add("a2s");
     cb.showText(array);
     cb.setWordSpacing(0);
     cb.setCharacterSpacing(0);
     cb.endText();
   document.close();
 }

}</source>