Java Tutorial/PDF/PDF Page
Версия от 17:44, 31 мая 2010; (обсуждение)
Add a new page
import java.awt.Color;
import java.io.FileOutputStream;
import com.lowagie.text.Chunk;
import com.lowagie.text.Document;
import com.lowagie.text.Font;
import com.lowagie.text.FontFactory;
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();
PdfWriter writerA = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
PdfWriter writerB = PdfWriter.getInstance(document, new FileOutputStream("3.pdf"));
document.open();
Font font = FontFactory.getFont(FontFactory.HELVETICA, 12, Font.UNDERLINE, new Color(0, 0, 255));
Paragraph p1 = new Paragraph("1");
Chunk chunk = new Chunk(" 2", font);
chunk.setRemoteGoto("dog.pdf", "2");
p1.add(chunk);
Paragraph p2 = new Paragraph("test");
writerB.pause();
document.add(p1);
writerB.resume();
document.add(p2);
writerA.resume();
writerB.pause();
document.newPage();
document.add(new Paragraph("page 2"));
document.newPage();
document.add(new Paragraph("page 3"));
writerB.resume();
document.close();
}
}
Import pages as an Image
import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.Image;
import com.lowagie.text.PageSize;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.GrayColor;
import com.lowagie.text.pdf.PdfImportedPage;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfWriter;
public class MainClass {
public static void main(String[] args) throws Exception {
Document document = new Document(PageSize.A4);
PdfReader reader = new PdfReader("HelloWorldToImport.pdf");
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(
"HelloWorldImportedPages.pdf"));
document.open();
document.add(new Paragraph("This is page 1:"));
PdfImportedPage page = writer.getImportedPage(reader, 1);
Image image = Image.getInstance(page);
image.scalePercent(15f);
image.setBorder(Rectangle.BOX);
image.setBorderWidth(3f);
image.setBorderColor(new GrayColor(0.5f));
document.add(image);
document.add(new Paragraph("This is page 2:"));
page = writer.getImportedPage(reader, 2);
image = Image.getInstance(page);
image.scalePercent(15f);
image.setBorder(Rectangle.BOX);
image.setBorderWidth(3f);
image.setBorderColor(new GrayColor(0.5f));
document.add(image);
document.add(new Paragraph("This is page 3:"));
page = writer.getImportedPage(reader, 4);
image = Image.getInstance(page);
image.scalePercent(15f);
image.setBorder(Rectangle.BOX);
image.setBorderWidth(3f);
image.setBorderColor(new GrayColor(0.5f));
document.add(image);
System.out.println("Tampered? " + reader.isTampered());
document.close();
}
}