IText是开源的,对与打印PDF做的还不错,下边一个例子关于IText的,列出了大部份常用的功能。
import java.io.FileOutputStream;
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import com.lowagie.text.Cell;
import com.lowagie.text.Document;
import com.lowagie.text.Font;
import com.lowagie.text.PageSize;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Table;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfWriter;
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public class Example
{
private static Font FONT_11;
private static BaseFont msgothic;
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public static void main(String[] args) throws Exception
{
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try
{
//定义字体
msgothic = BaseFont.createFont("D:\\workspace\\UseIText\\MSMINCHO.TTC,0",BaseFont.IDENTITY_H,BaseFont.EMBEDDED);
FONT_11=new Font(msgothic);
FONT_11.setSize(11);
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}catch(Exception e)
{
e.printStackTrace();
}
//为了测试方便,加入自动关闭打开acrord32
Runtime.getRuntime().exec("tskill acrord32").waitFor();
Thread.sleep(1000);
Document document=new Document(PageSize.A4.rotate());
//写文件
PdfWriter writer=PdfWriter.getInstance(document, new FileOutputStream("d:/temp.pdf"));
document.open();
makeDocument(document);
document.close();
//为了测试方便,加入自动关闭打开acrord32
Runtime.getRuntime().exec("\"c:\\Program Files\\Adobe\\Acrobat 7.0\\Reader\\acrord32.exe\" d:/temp.pdf").waitFor();
}
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public static void makeDocument(Document document)throws Exception
{
//table大部份操做类似与html,下边是一些常用的参数
//3是总的列数,也可以同时指定行数和列数new Table(3,4)
Table table=new Table(3);
//table的宽度
table.setWidth(98);
//类似html的cellSpaceing
table.setSpacing(2);
//每一列的宽度,是比例不是固定宽度
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table.setWidths(new int[]
{10,30,60});
//对齐方式
table.setAlignment("CENTER");
//table是否有边框
table.setBorder(0);
//cell默认是否有边框
table.setDefaultCellBorder(0);
//自动填充空白
table.setAutoFillEmptyCells(true);
int n=10;
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for(int i=0;i<n;i++)
{
makeContent(table);
}
//新的一页要加上这句
document.newPage();
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for(int i=0;i<n;i++)
{
makeContent(table);
}
document.add(table);
}
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public static void makeContent(Table table)throws Exception
{
int len = table.columns();
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for(int i=0;i<len;i++)
{
String testStr = "test"+i+"xxxxxxxxxxxxxxxxxxxxxx";
Cell cell=new Cell(testStr);
//max lines ,设置成1防止换行,配合cell宽度,可以实现自动截取
cell.setMaxLines(1);
table.addCell(cell);
}
}
//构造一个自定义的cell
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public static Cell makeCell(int colspan,String align,int maxLines,Font font)
{
Cell cell = null;
Paragraph paragraph =null;
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try
{
//使用自定义字体
paragraph=new Paragraph("testxxx",font);
cell=new Cell(paragraph);
//设置colspan,同样的方法可以设置rowspan
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if(colspan >1)
{
cell.setColspan(colspan);
}
//设置对齐
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if((align != null) && (!align.equals("")))
{
cell.setHorizontalAlignment(align);
}
//设置maxlines
cell.setMaxLines(maxLines);
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}catch(Exception e)
{
e.printStackTrace();
}
return cell;
}
}
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