[JAVA100例]039、生成PDF文件

import com.lowagie.text.*;

import com.lowagie.text.pdf.*;

import Java.io.*;

import java.util.*;

import java.awt.Color;

/**

* <p>Title: 生成PDF文件</p>

* <p>Description: 本实例通过使用iText包生成一个表格的PDF文件</p>

* <p>Copyright: Copyright (c) 2003</p>

* <p>Filename: myPDF.java</p>

* @version 1.0

*/

public class myPDF{

/**

*<br>方法说明：写PDF文件

*<br>输入参数：

*<br>返回类型：

*/

public void write(){

try{

Document document=new Document(PageSize.A4, 50, 50, 100, 50);

Rectangle pageRect=document.getPageSize();

PdfWriter.getInstance(document, new FileOutputStream("tables.pdf"));

//创建汉字字体

BaseFont bfSong = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", false);

Font fontSong = new Font(bfSong, 10, Font.NORMAL);

// 增加一个水印

try {

Watermark watermark = new Watermark(Image.getInstance("test.jpg"), pageRect.left()+50,pageRect.top()-85);

watermark.scalePercent(50);

document.add(watermark);

}catch(Exception e) {

System.err.println("请查看文件“test.jpg”是否在正确的位置?");

}

// 为页增加页头信息

HeaderFooter header = new HeaderFooter(new Phrase("Java实例一百例",fontSong), false);

header.setBorder(2);

header.setAlignment(Element.ALIGN_RIGHT);

document.setHeader(header);

// 为页增加页脚信息

HeaderFooter footer = new HeaderFooter(new Phrase("第 ",fontSong),new Phrase(" 页",fontSong));

footer.setAlignment(Element.ALIGN_CENTER);

footer.setBorder(1);

document.setFooter(footer);

// 打开文档

document.open();

//构造表格

Table table = new Table(4);

table.setDefaultVerticalAlignment(Element.ALIGN_MIDDLE);

table.setBorder(Rectangle.NO_BORDER);

int hws[] = {10, 20, 10, 20,};

table.setWidths(hws);

table.setWidth(100);

//表头信息

Cell cellmain = new Cell(new Phrase("用户信息",new Font(bfSong, 10, Font.BOLD,new Color(0,0,255))));

cellmain.setHorizontalAlignment(Element.ALIGN_CENTER);

cellmain.setColspan(4);

cellmain.setBorder(Rectangle.NO_BORDER);

cellmain.setBackgroundColor(new Color(0xC0, 0xC0, 0xC0));

table.addCell(cellmain);

//分表头信息

Cell cellleft= new Cell(new Phrase("收货人信息",new Font(bfSong, 10, Font.ITALIC,new Color(0,0,255))));

cellleft.setColspan(2);

cellleft.setHorizontalAlignment(Element.ALIGN_CENTER);

table.addCell(cellleft);

Cell cellright= new Cell(new Phrase("订货人信息",new Font(bfSong, 10, Font.ITALIC,new Color(0,0,255))));

cellright.setColspan(2);

cellright.setHorizontalAlignment(Element.ALIGN_CENTER);

table.addCell(cellright);

//收货和订货人信息，表体内容

table.addCell(new Phrase("姓名",fontSong));

table.addCell(new Phrase("张三",fontSong));

table.addCell(new Phrase("姓名",fontSong));

table.addCell(new Phrase("李四",fontSong));