Java Tutorial/PDF/Paragraph

Материал из Java эксперт
Перейти к: навигация, поиск

Add a Paragraph to a document

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.PdfWriter; public class CreateParagraph { 

 public static void main(String[] args) throws Exception {
   Document document = new Document();
   PdfWriter.getInstance(document, new FileOutputStream("HelloWorld.pdf"));
   document.open();
   document.add(new Paragraph("Hello World"));
   document.close();
 }

}</source>





Colored Paragraphs

   <source lang="java">

import java.awt.Color; import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.Font; import com.lowagie.text.Image; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.CMYKColor; import com.lowagie.text.pdf.PatternColor; import com.lowagie.text.pdf.PdfContentByte; import com.lowagie.text.pdf.PdfPatternPainter; import com.lowagie.text.pdf.PdfShading; import com.lowagie.text.pdf.PdfShadingPattern; import com.lowagie.text.pdf.PdfSpotColor; import com.lowagie.text.pdf.PdfWriter; import com.lowagie.text.pdf.ShadingColor; import com.lowagie.text.pdf.SpotColor; 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();
   PdfContentByte cb = writer.getDirectContent();
   PdfSpotColor psc_cmyk = new PdfSpotColor("iTextSpotColorCMYK", 0.25f, new CMYKColor(0.3f, .9f,
       .3f, .1f));
   SpotColor sc_cmyk = new SpotColor(psc_cmyk);
   Image img = Image.getInstance("dog.jpg");
   PdfPatternPainter img_pattern = cb.createPattern(img.scaledWidth(), img.scaledHeight(), img
       .scaledWidth(), img.scaledHeight());
   img_pattern.addImage(img, img.scaledWidth(), 0f, 0f, img.scaledHeight(), 0f, 0f);
   img_pattern.setPatternMatrix(1f, 0f, 0f, 1f, 60f, 60f);
   document.add(new Paragraph("This is a paragraph painted using a SpotColor", new Font(
       Font.HELVETICA, 24, Font.BOLD, sc_cmyk)));
   document.close();
 }

}</source>





Element.ALIGN_JUSTIFIED

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.Phrase; 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();
   Chunk space = new Chunk("asdf");
   Paragraph paragraph = new Paragraph();
   paragraph.add(space);
   paragraph.setAlignment(Element.ALIGN_JUSTIFIED);
   document.add(paragraph);
   
   
   document.close();
 }

}</source>





Paragraph Alignment: ALIGN_JUSTIFIED

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.PageSize; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.PdfWriter; public class MainClass { 

 public static void main(String[] args) throws Exception {
   Document document = new Document(PageSize.A8.rotate());
   PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
   document.open();
   String text = "this is a test";
   Paragraph paragraph = new Paragraph(text);
   paragraph.setAlignment(Element.ALIGN_JUSTIFIED);
   document.add(paragraph);
   document.newPage();
   writer.setSpaceCharRatio(PdfWriter.NO_SPACE_CHAR_RATIO);
   document.add(paragraph);
   document.close();
 }

}</source>





Paragraph Alignment: Element.ALIGN_RIGHT

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.Phrase; 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();
   Chunk space = new Chunk("asdf");
   Paragraph paragraph = new Paragraph();
   paragraph.add(space);
   paragraph.setAlignment(Element.ALIGN_RIGHT);
   document.add(paragraph);
   
   
   document.close();
 }

}</source>





Paragraph Indentation Left

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.Phrase; 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();
   Chunk space = new Chunk("asdf");
   Phrase phrase2 = new Phrase(new Chunk("asdf", new Font(Font.TIMES_ROMAN)));
   Paragraph paragraph = new Paragraph();
   paragraph.add(space);
   paragraph.add(phrase2);
   paragraph.setIndentationLeft(20);
   paragraph.setAlignment(Element.ALIGN_JUSTIFIED);
   document.add(paragraph);
   
   
   document.close();
 }

}</source>





Paragraph Indentation Right

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.Phrase; 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();
   Chunk space = new Chunk("asdf");
   Phrase phrase2 = new Phrase(new Chunk("asdf", new Font(Font.TIMES_ROMAN)));
   Paragraph paragraph = new Paragraph();
   paragraph.add(space);
   paragraph.add(phrase2);
   paragraph.setIndentationRight(20);
   
   document.add(paragraph);
   
   
   document.close();
 }

}</source>





Paragraph Positions

   <source lang="java">

import java.io.BufferedReader; import java.io.FileOutputStream; import java.io.FileReader; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.PageSize; import com.lowagie.text.Paragraph; 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();
   BufferedReader reader = new BufferedReader(new FileReader("a.txt"));
   String line;
   Paragraph p;
   float pos;
   while ((line = reader.readLine()) != null) {
     p = new Paragraph("    " + line);
     p.setAlignment(Element.ALIGN_JUSTIFIED);
     document.add(p);
     pos = writer.getVerticalPosition(false);
     cb.moveTo(0, pos);
     cb.lineTo(PageSize.A4.width(), pos);
     cb.stroke();
     if (pos < 90)
       document.newPage();
   }
   reader.close();
   document.close();
 }

}</source>





Paragraph Spacing After

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.Phrase; 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();
   Chunk space = new Chunk("asdf");
   Phrase phrase2 = new Phrase(new Chunk("asdf", new Font(Font.TIMES_ROMAN)));
   Paragraph paragraph = new Paragraph();
   paragraph.add(space);
   paragraph.add(phrase2);
   paragraph.setSpacingBefore(20);
   paragraph.setSpacingAfter(10);
   paragraph.setAlignment(Element.ALIGN_JUSTIFIED);
   document.add(paragraph);
   
   
   document.close();
 }

}</source>





Paragraph Spacing Before

   <source lang="java">

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.Paragraph; import com.lowagie.text.Phrase; 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();
   Chunk space = new Chunk("asdf");
   Paragraph paragraph = new Paragraph();
   paragraph.add(space);
   paragraph.setSpacingBefore(20);
   paragraph.setAlignment(Element.ALIGN_JUSTIFIED);
   document.add(paragraph);
   
   
   document.close();
 }

}</source>





Paragraph text

   <source lang="java">

import java.io.BufferedReader; import java.io.FileOutputStream; import java.io.FileReader; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.PageSize; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.PdfWriter; public class MainClass { 

 public static void main(String[] args) throws Exception {
   Document document = new Document(PageSize.A4);
   PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
   document.open();
   BufferedReader reader = new BufferedReader(new FileReader("a.txt"));
   String line;
   Paragraph p;
   while ((line = reader.readLine()) != null) {
     p = new Paragraph("    " + line);
     p.setAlignment(Element.ALIGN_JUSTIFIED);
     document.add(p);
   }
   reader.close();
   document.close();
 }

}</source>


Источник — «http://www.jexp.ru/index.php?title=Java_Tutorial/PDF/Paragraph&oldid=5546»