iText入门(2012.07.10)

该文转载于博友（http://lichunhui.iteye.com/blog/1550584）

iText是著名的开放项目，是用于生成PDF文档的一个java类库。通过iText不仅可以生成PDF或rtf的文档，而且可以将XML、Html文件转化为PDF文件。

http://itextpdf.com/

版本：itextpdf-5.2.1.jar

1、生成一个PDF

//Step1—CreateaDocument.
Documentdocument=newDocument();
//Step2—GetaPdfWriterinstance.
PdfWriter.getInstance(document,newFileOutputStream(FILE_DIR+"createSamplePDF.pdf"));
//Step3—OpentheDocument.
document.open();
//Step4—Addcontent.
document.add(newParagraph("HelloWorld"));
//Step5—ClosetheDocument.
document.close();

2、页面大小,页面背景色,页边空白,Title,Author,Subject,Keywords

//页面大小
Rectanglerect=newRectangle(PageSize.B5.rotate());
//页面背景色
rect.setBackgroundColor(BaseColor.ORANGE);

Documentdoc=newDocument(rect);

PdfWriterwriter=PdfWriter.getInstance(doc,out);

//PDF版本(默认1.4)
writer.setPdfVersion(PdfWriter.PDF_VERSION_1_2);

//文档属性
doc.addTitle("Title@sample");
doc.addAuthor("Author@rensanning");
doc.addSubject("Subject@iTextsample");
doc.addKeywords("Keywords@iText");
doc.addCreator("Creator@iText");

//页边空白
doc.setMargins(10,20,30,40);

doc.open();
doc.add(newParagraph("HelloWorld"));

3、设置密码

PdfWriterwriter=PdfWriter.getInstance(doc,out);

//设置密码为："World"
writer.setEncryption("Hello".getBytes(),"World".getBytes(),
PdfWriter.ALLOW_SCREENREADERS,
PdfWriter.STANDARD_ENCRYPTION_128);

doc.open();
doc.add(newParagraph("HelloWorld"));

4、添加Page

document.open();
document.add(newParagraph("Firstpage"));
document.add(newParagraph(Document.getVersion()));

document.newPage();
writer.setPageEmpty(false);

document.newPage();
document.add(newParagraph("Newpage"));

5、添加水印(背景图)

//图片水印
PdfReaderreader=newPdfReader(FILE_DIR+"setWatermark.pdf");
PdfStamperstamp=newPdfStamper(reader,newFileOutputStream(FILE_DIR
+"setWatermark2.pdf"));

Imageimg=Image.getInstance("resource/watermark.jpg");
img.setAbsolutePosition(200,400);
PdfContentByteunder=stamp.getUnderContent(1);
under.addImage(img);

//文字水印
PdfContentByteover=stamp.getOverContent(2);
over.beginText();
BaseFontbf=BaseFont.createFont(BaseFont.HELVETICA,BaseFont.WINANSI,
BaseFont.EMBEDDED);
over.setFontAndSize(bf,18);
over.setTextMatrix(30,30);
over.showTextAligned(Element.ALIGN_LEFT,"DUPLICATE",230,430,45);
over.endText();

//背景图
Imageimg2=Image.getInstance("resource/test.jpg");
img2.setAbsolutePosition(0,0);
PdfContentByteunder2=stamp.getUnderContent(3);
under2.addImage(img2);

stamp.close();
reader.close();

6、插入Chunk, Phrase, Paragraph, List

//Chunk对象:aString,aFont,andsomeattributes
document.add(newChunk("China"));
document.add(newChunk(""));
Fontfont=newFont(Font.FontFamily.HELVETICA,6,Font.BOLD,BaseColor.WHITE);
Chunkid=newChunk("chinese",font);
id.setBackground(BaseColor.BLACK,1f,0.5f,1f,1.5f);
id.setTextRise(6);
document.add(id);
document.add(Chunk.NEWLINE);

document.add(newChunk("Japan"));
document.add(newChunk(""));
Fontfont2=newFont(Font.FontFamily.HELVETICA,6,Font.BOLD,BaseColor.WHITE);
Chunkid2=newChunk("japanese",font2);
id2.setBackground(BaseColor.BLACK,1f,0.5f,1f,1.5f);
id2.setTextRise(6);
id2.setUnderline(0.2f,-2f);
document.add(id2);
document.add(Chunk.NEWLINE);

//Phrase对象:aListofChunkswithleading
document.newPage();
document.add(newPhrase("Phrasepage"));

Phrasedirector=newPhrase();
Chunkname=newChunk("China");
name.setUnderline(0.2f,-2f);
director.add(name);
director.add(newChunk(","));
director.add(newChunk(""));
director.add(newChunk("chinese"));
director.setLeading(24);
document.add(director);

Phrasedirector2=newPhrase();
Chunkname2=newChunk("Japan");
name2.setUnderline(0.2f,-2f);
director2.add(name2);
director2.add(newChunk(","));
director2.add(newChunk(""));
director2.add(newChunk("japanese"));
director2.setLeading(24);
document.add(director2);

//Paragraph对象:aPhrasewithextrapropertiesandanewline
document.newPage();
document.add(newParagraph("Paragraphpage"));

Paragraphinfo=newParagraph();
info.add(newChunk("China"));
info.add(newChunk("chinese"));
info.add(Chunk.NEWLINE);
info.add(newPhrase("Japan"));
info.add(newPhrase("japanese"));
document.add(info);

//List对象:asequenceofParagraphscalledListItem
document.newPage();
Listlist=newList(List.ORDERED);
for(inti=0;i<10;i++){
ListItemitem=newListItem(String.format("%s:%dmovies",
"country"+(i+1),(i+1)*100),newFont(
Font.FontFamily.HELVETICA,6,Font.BOLD,BaseColor.WHITE));
Listmovielist=newList(List.ORDERED,List.ALPHABETICAL);
movielist.setLowercase(List.LOWERCASE);
for(intj=0;j<5;j++){
ListItemmovieitem=newListItem("Title"+(j+1));
Listdirectorlist=newList(List.UNORDERED);
for(intk=0;k<3;k++){
directorlist.add(String.format("%s,%s","Name1"+(k+1),
"Name2"+(k+1)));
}
movieitem.add(directorlist);
movielist.add(movieitem);
}
item.add(movielist);
list.add(item);
}
document.add(list);

7、插入Anchor, Image, Chapter, Section

//Anchor对象:internalandexternallinks
Paragraphcountry=newParagraph();
Anchordest=newAnchor("china",newFont(Font.FontFamily.HELVETICA,14,Font.BOLD,BaseColor.BLUE));
dest.setName("CN");
dest.setReference("http://www.china.com");//external
country.add(dest);
country.add(String.format(":%dsites",10000));
document.add(country);

document.newPage();
AnchortoUS=newAnchor("Gotofirstpage.",newFont(Font.FontFamily.HELVETICA,14,Font.BOLD,BaseColor.BLUE));
toUS.setReference("#CN");//internal
document.add(toUS);

//Image对象
document.newPage();
Imageimg=Image.getInstance("resource/test.jpg");
img.setAlignment(Image.LEFT|Image.TEXTWRAP);
img.setBorder(Image.BOX);
img.setBorderWidth(10);
img.setBorderColor(BaseColor.WHITE);
img.scaleToFit(1000,72);//大小
img.setRotationDegrees(-30);//旋转
document.add(img);

//Chapter,Section对象（目录）
document.newPage();
Paragraphtitle=newParagraph("Title");
Chapterchapter=newChapter(title,1);

title=newParagraph("SectionA");
Sectionsection=chapter.addSection(title);
section.setBookmarkTitle("bmk");
section.setIndentation(30);
section.setBookmarkOpen(false);
section.setNumberStyle(
Section.NUMBERSTYLE_DOTTED_WITHOUT_FINAL_DOT);

Sectionsubsection=section.addSection(newParagraph("SubSectionA"));
subsection.setIndentationLeft(20);
subsection.setNumberDepth(1);

document.add(chapter);

8、画图

//左右箭头
document.add(newVerticalPositionMark(){

publicvoiddraw(PdfContentBytecanvas,floatllx,floatlly,
floaturx,floatury,floaty){
canvas.beginText();
BaseFontbf=null;
try{
bf=BaseFont.createFont(BaseFont.ZAPFDINGBATS,"",BaseFont.EMBEDDED);
}catch(Exceptione){
e.printStackTrace();
}
canvas.setFontAndSize(bf,12);

//LEFT
canvas.showTextAligned(Element.ALIGN_CENTER,String.valueOf((char)220),llx-10,y,0);
//RIGHT
canvas.showTextAligned(Element.ALIGN_CENTER,String.valueOf((char)220),urx+10,y+8,180);

canvas.endText();
}
});

//直线
Paragraphp1=newParagraph("LEFT");
p1.add(newChunk(newLineSeparator()));
p1.add("R");
document.add(p1);
//点线
Paragraphp2=newParagraph("LEFT");
p2.add(newChunk(newDottedLineSeparator()));
p2.add("R");
document.add(p2);
//下滑线
LineSeparatorUNDERLINE=newLineSeparator(1,100,null,Element.ALIGN_CENTER,-2);
Paragraphp3=newParagraph("NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN");
p3.add(UNDERLINE);
document.add(p3);

9、设置段落

Paragraphp=newParagraph("Inthepreviousexample,youaddedaheaderandfooterwiththeshowTextAligned()method.Thisexampledemonstratesthatit’ssometimesmoreinterestingtousePdfPTableandwriteSelectedRows().Youcandefineabottomborderforeachcellsothattheheaderisunderlined.Thisisthemostelegantwaytoaddheadersandfooters,becausethetablemechanismallowsyoutopositionandalignlines,images,andtext.");

//默认
p.setAlignment(Element.ALIGN_JUSTIFIED);
document.add(p);

document.newPage();
p.setAlignment(Element.ALIGN_JUSTIFIED);
p.setIndentationLeft(1*15f);
p.setIndentationRight((5-1)*15f);
document.add(p);

//居右
document.newPage();
p.setAlignment(Element.ALIGN_RIGHT);
p.setSpacingAfter(15f);
document.add(p);

//居左
document.newPage();
p.setAlignment(Element.ALIGN_LEFT);
p.setSpacingBefore(15f);
document.add(p);

//居中
document.newPage();
p.setAlignment(Element.ALIGN_CENTER);
p.setSpacingAfter(15f);
p.setSpacingBefore(15f);
document.add(p);

10、删除Page

FileOutputStreamout=newFileOutputStream(FILE_DIR+"deletePage.pdf");

Documentdocument=newDocument();

PdfWriterwriter=PdfWriter.getInstance(document,out);

document.open();
document.add(newParagraph("Firstpage"));
document.add(newParagraph(Document.getVersion()));

document.newPage();
writer.setPageEmpty(false);

document.newPage();
document.add(newParagraph("Newpage"));

document.close();

PdfReaderreader=newPdfReader(FILE_DIR+"deletePage.pdf");
reader.selectPages("1,3");
PdfStamperstamp=newPdfStamper(reader,newFileOutputStream(FILE_DIR
+"deletePage2.pdf"));
stamp.close();
reader.close();

11、插入Page

FileOutputStreamout=newFileOutputStream(FILE_DIR+"insertPage.pdf");

Documentdocument=newDocument();

PdfWriter.getInstance(document,out);

document.open();
document.add(newParagraph("1page"));

document.newPage();
document.add(newParagraph("2page"));

document.newPage();
document.add(newParagraph("3page"));

document.close();

PdfReaderreader=newPdfReader(FILE_DIR+"insertPage.pdf");
PdfStamperstamp=newPdfStamper(reader,newFileOutputStream(FILE_DIR
+"insertPage2.pdf"));

stamp.insertPage(2,reader.getPageSize(1));

ColumnTextct=newColumnText(null);
ct.addElement(newParagraph(24,newChunk("INSERTPAGE")));
ct.setCanvas(stamp.getOverContent(2));
ct.setSimpleColumn(36,36,559,770);

stamp.close();
reader.close();

12、排序page

PdfWriterwriter=PdfWriter.getInstance(doc,out);
writer.setLinearPageMode();

doc.open();
doc.add(newParagraph("1page"));
doc.newPage();
doc.add(newParagraph("2page"));
doc.newPage();
doc.add(newParagraph("3page"));
doc.newPage();
doc.add(newParagraph("4page"));
doc.newPage();
doc.add(newParagraph("5page"));

int[]order={4,3,2,1};
writer.reorderPages(order);

13、目录

//Code1
document.add(newChunk("Chapter1").setLocalDestination("1"));

document.newPage();
document.add(newChunk("Chapter2").setLocalDestination("2"));
document.add(newParagraph(newChunk("Sub2.1").setLocalDestination("2.1")));
document.add(newParagraph(newChunk("Sub2.2").setLocalDestination("2.2")));

document.newPage();
document.add(newChunk("Chapter3").setLocalDestination("3"));

//Code2
PdfContentBytecb=writer.getDirectContent();
PdfOutlineroot=cb.getRootOutline();

//Code3
@SuppressWarnings("unused")
PdfOutlineoline1=newPdfOutline(root,PdfAction.gotoLocalPage("1",false),"Chapter1");

PdfOutlineoline2=newPdfOutline(root,PdfAction.gotoLocalPage("2",false),"Chapter2");
oline2.setOpen(false);

@SuppressWarnings("unused")
PdfOutlineoline2_1=newPdfOutline(oline2,PdfAction.gotoLocalPage("2.1",false),"Sub2.1");
@SuppressWarnings("unused")
PdfOutlineoline2_2=newPdfOutline(oline2,PdfAction.gotoLocalPage("2.2",false),"Sub2.2");

@SuppressWarnings("unused")
PdfOutlineoline3=newPdfOutline(root,PdfAction.gotoLocalPage("3",false),"Chapter3");

14、Header, Footer

PdfWriterwriter=PdfWriter.getInstance(doc,newFileOutputStream(FILE_DIR+"setHeaderFooter.pdf"));

writer.setPageEvent(newPdfPageEventHelper(){

publicvoidonEndPage(PdfWriterwriter,Documentdocument){

PdfContentBytecb=writer.getDirectContent();
cb.saveState();

cb.beginText();
BaseFontbf=null;
try{
bf=BaseFont.createFont(BaseFont.HELVETICA,BaseFont.WINANSI,BaseFont.EMBEDDED);
}catch(Exceptione){
e.printStackTrace();
}
cb.setFontAndSize(bf,10);

//Header
floatx=document.top(-20);

//左
cb.showTextAligned(PdfContentByte.ALIGN_LEFT,
"H-Left",
document.left(),x,0);
//中
cb.showTextAligned(PdfContentByte.ALIGN_CENTER,
writer.getPageNumber()+"page",
(document.right()+document.left())/2,
x,0);
//右
cb.showTextAligned(PdfContentByte.ALIGN_RIGHT,
"H-Right",
document.right(),x,0);

//Footer
floaty=document.bottom(-20);

//左
cb.showTextAligned(PdfContentByte.ALIGN_LEFT,
"F-Left",
document.left(),y,0);
//中
cb.showTextAligned(PdfContentByte.ALIGN_CENTER,
writer.getPageNumber()+"page",
(document.right()+document.left())/2,
y,0);
//右
cb.showTextAligned(PdfContentByte.ALIGN_RIGHT,
"F-Right",
document.right(),y,0);

cb.endText();

cb.restoreState();
}
});

doc.open();
doc.add(newParagraph("1page"));
doc.newPage();
doc.add(newParagraph("2page"));
doc.newPage();
doc.add(newParagraph("3page"));
doc.newPage();
doc.add(newParagraph("4page"));

15、左右文字

PdfWriterwriter=PdfWriter.getInstance(document,out);

document.open();

PdfContentBytecanvas=writer.getDirectContent();

Phrasephrase1=newPhrase("Thisisatest!left");
Phrasephrase2=newPhrase("Thisisatest!right");
Phrasephrase3=newPhrase("Thisisatest!center");
ColumnText.showTextAligned(canvas,Element.ALIGN_LEFT,phrase1,10,500,0);
ColumnText.showTextAligned(canvas,Element.ALIGN_RIGHT,phrase2,10,536,0);
ColumnText.showTextAligned(canvas,Element.ALIGN_CENTER,phrase3,10,572,0);

16、幻灯片放映

PdfWriterwriter=PdfWriter.getInstance(doc,out);

writer.setPdfVersion(PdfWriter.VERSION_1_5);

writer.setViewerPreferences(PdfWriter.PageModeFullScreen);//全屏
writer.setPageEvent(newPdfPageEventHelper(){
publicvoidonStartPage(PdfWriterwriter,Documentdocument){
writer.setTransition(newPdfTransition(PdfTransition.DISSOLVE,3));
writer.setDuration(5);//间隔时间
}
});

doc.open();
doc.add(newParagraph("1page"));
doc.newPage();
doc.add(newParagraph("2page"));
doc.newPage();
doc.add(newParagraph("3page"));
doc.newPage();
doc.add(newParagraph("4page"));
doc.newPage();
doc.add(newParagraph("5page"));

17、压缩PDF到Zip

ZipOutputStreamzip=newZipOutputStream(newFileOutputStream(FILE_DIR+"zipPDF.zip"));
for(inti=1;i<=3;i++){
ZipEntryentry=newZipEntry("hello_"+i+".pdf");
zip.putNextEntry(entry);
Documentdocument=newDocument();
PdfWriterwriter=PdfWriter.getInstance(document,zip);
writer.setCloseStream(false);
document.open();
document.add(newParagraph("Hello"+i));
document.close();
zip.closeEntry();
}
zip.close();

18、分割PDF

FileOutputStreamout=newFileOutputStream(FILE_DIR+"splitPDF.pdf");

Documentdocument=newDocument();

PdfWriter.getInstance(document,out);

document.open();
document.add(newParagraph("1page"));

document.newPage();
document.add(newParagraph("2page"));

document.newPage();
document.add(newParagraph("3page"));

document.newPage();
document.add(newParagraph("4page"));

document.close();

PdfReaderreader=newPdfReader(FILE_DIR+"splitPDF.pdf");

Documentdd=newDocument();
PdfWriterwriter=PdfWriter.getInstance(dd,newFileOutputStream(FILE_DIR+"splitPDF1.pdf"));
dd.open();
PdfContentBytecb=writer.getDirectContent();
dd.newPage();
cb.addTemplate(writer.getImportedPage(reader,1),0,0);
dd.newPage();
cb.addTemplate(writer.getImportedPage(reader,2),0,0);
dd.close();
writer.close();

Documentdd2=newDocument();
PdfWriterwriter2=PdfWriter.getInstance(dd2,newFileOutputStream(FILE_DIR+"splitPDF2.pdf"));
dd2.open();
PdfContentBytecb2=writer2.getDirectContent();
dd2.newPage();
cb2.addTemplate(writer2.getImportedPage(reader,3),0,0);
dd2.newPage();
cb2.addTemplate(writer2.getImportedPage(reader,4),0,0);
dd2.close();
writer2.close();

19、合并PDF

PdfReaderreader1=newPdfReader(FILE_DIR+"splitPDF1.pdf");
PdfReaderreader2=newPdfReader(FILE_DIR+"splitPDF2.pdf");

FileOutputStreamout=newFileOutputStream(FILE_DIR+"mergePDF.pdf");

Documentdocument=newDocument();
PdfWriterwriter=PdfWriter.getInstance(document,out);

document.open();
PdfContentBytecb=writer.getDirectContent();

inttotalPages=0;
totalPages+=reader1.getNumberOfPages();
totalPages+=reader2.getNumberOfPages();

java.util.List<PdfReader>readers=newArrayList<PdfReader>();
readers.add(reader1);
readers.add(reader2);

intpageOfCurrentReaderPDF=0;
Iterator<PdfReader>iteratorPDFReader=readers.iterator();

//LoopthroughthePDFfilesandaddtotheoutput.
while(iteratorPDFReader.hasNext()){
PdfReaderpdfReader=iteratorPDFReader.next();

//Createanewpageinthetargetforeachsourcepage.
while(pageOfCurrentReaderPDF<pdfReader.getNumberOfPages()){
document.newPage();
pageOfCurrentReaderPDF++;
PdfImportedPagepage=writer.getImportedPage(pdfReader,pageOfCurrentReaderPDF);
cb.addTemplate(page,0,0);
}
pageOfCurrentReaderPDF=0;
}
out.flush();
document.close();
out.close();

20、Annotation

PdfWriterwriter=PdfWriter.getInstance(doc,out);
writer.setLinearPageMode();

doc.open();
doc.add(newParagraph("1page"));
doc.add(newAnnotation("Title","Thisisaannotation!"));

doc.newPage();
doc.add(newParagraph("2page"));
Chunkchunk=newChunk("\u00a0");
chunk.setAnnotation(PdfAnnotation.createText(writer,null,"Title","Thisisaanotherannotation!",false,"Comment"));
doc.add(chunk);

//添加附件
doc.newPage();
doc.add(newParagraph("3page"));
Chunkchunk2=newChunk("\u00a0\u00a0");
PdfAnnotationannotation=PdfAnnotation.createFileAttachment(
writer,null,"Title",null,
"resource/test2.jpg",
"img.jpg");
annotation.put(PdfName.NAME,
newPdfString("Paperclip"));
chunk2.setAnnotation(annotation);
doc.add(chunk2);

21、插入一个Table

PdfPTabletable=newPdfPTable(3);
PdfPCellcell;
cell=newPdfPCell(newPhrase("Cellwithcolspan3"));
cell.setColspan(3);
table.addCell(cell);
cell=newPdfPCell(newPhrase("Cellwithrowspan2"));
cell.setRowspan(2);
table.addCell(cell);
table.addCell("row1;cell1");
table.addCell("row1;cell2");
table.addCell("row2;cell1");
table.addCell("row2;cell2");

document.add(table);

22、表格嵌套

PdfPTabletable=newPdfPTable(4);

//1行2列
PdfPTablenested1=newPdfPTable(2);
nested1.addCell("1.1");
nested1.addCell("1.2");

//2行1列
PdfPTablenested2=newPdfPTable(1);
nested2.addCell("2.1");
nested2.addCell("2.2");

//将表格插入到指定位置
for(intk=0;k<24;++k){
if(k==1){
table.addCell(nested1);
}elseif(k==20){
table.addCell(nested2);
}else{
table.addCell("cell"+k);
}
}

document.add(table);

23、设置表格宽度

PdfPTabletable=newPdfPTable(3);
PdfPCellcell;
cell=newPdfPCell(newPhrase("Cellwithcolspan3"));
cell.setColspan(3);
table.addCell(cell);
cell=newPdfPCell(newPhrase("Cellwithrowspan2"));
cell.setRowspan(2);
table.addCell(cell);
table.addCell("row1;cell1");
table.addCell("row1;cell2");
table.addCell("row2;cell1");
table.addCell("row2;cell2");

//100%
table.setWidthPercentage(100);
document.add(table);
document.add(newParagraph("\n\n"));

//宽度50%居左
table.setHorizontalAlignment(Element.ALIGN_LEFT);
document.add(table);
document.add(newParagraph("\n\n"));

//宽度50%居中
table.setHorizontalAlignment(Element.ALIGN_CENTER);
document.add(table);
document.add(newParagraph("\n\n"));

//宽度50%居右
table.setWidthPercentage(50);
table.setHorizontalAlignment(Element.ALIGN_RIGHT);
document.add(table);
document.add(newParagraph("\n\n"));

//固定宽度
table.setTotalWidth(300);
table.setLockedWidth(true);
document.add(table);

24、设置表格前后间隔

PdfPTabletable=newPdfPTable(3);
PdfPCellcell=newPdfPCell(newParagraph("合并3个单元格",fontZH));
cell.setColspan(3);
table.addCell(cell);
table.addCell("1.1");
table.addCell("2.1");
table.addCell("3.1");
table.addCell("1.2");
table.addCell("2.2");
table.addCell("3.2");

cell=newPdfPCell(newParagraph("红色边框",fontZH));
cell.setBorderColor(newBaseColor(255,0,0));
table.addCell(cell);

cell=newPdfPCell(newParagraph("合并单2个元格",fontZH));
cell.setColspan(2);
cell.setBackgroundColor(newBaseColor(0xC0,0xC0,0xC0));
table.addCell(cell);

table.setWidthPercentage(50);

document.add(newParagraph("追加2个表格",fontZH));
document.add(table);
document.add(table);

document.newPage();
document.add(newParagraph("使用'SpacingBefore'和'setSpacingAfter'",fontZH));
table.setSpacingBefore(15f);
document.add(table);
document.add(table);
document.add(newParagraph("这里没有间隔",fontZH));
table.setSpacingAfter(15f);

25、设置单元格宽度

//按比例设置单元格宽度
float[]widths={0.1f,0.1f,0.05f,0.75f};
PdfPTabletable=newPdfPTable(widths);
table.addCell("10%");
table.addCell("10%");
table.addCell("5%");
table.addCell("75%");
table.addCell("aa");
table.addCell("aa");
table.addCell("a");
table.addCell("aaaaaaaaaaaaaaa");
table.addCell("bb");
table.addCell("bb");
table.addCell("b");
table.addCell("bbbbbbbbbbbbbbb");
table.addCell("cc");
table.addCell("cc");
table.addCell("c");
table.addCell("ccccccccccccccc");
document.add(table);
document.add(newParagraph("\n\n"));

//调整比例
widths[0]=20f;
widths[1]=20f;
widths[2]=10f;
widths[3]=50f;
table.setWidths(widths);
document.add(table);

//按绝对值设置单元格宽度
widths[0]=40f;
widths[1]=40f;
widths[2]=20f;
widths[3]=300f;
Rectangler=newRectangle(PageSize.A4.getRight(72),PageSize.A4.getTop(72));
table.setWidthPercentage(widths,r);
document.add(newParagraph("\n\n"));
document.add(table);

26、设置单元格高度

PdfPTabletable=newPdfPTable(2);

PdfPCellcell;

//折行
table.addCell(newPdfPCell(newParagraph("折行",fontZH)));
cell=newPdfPCell(newParagraph("blahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblah"));
cell.setNoWrap(false);
table.addCell(cell);

//不折行
table.addCell(newPdfPCell(newParagraph("不折行",fontZH)));
cell.setNoWrap(true);
table.addCell(cell);

//设置高度
table.addCell(newPdfPCell(newParagraph("任意高度",fontZH)));
cell=newPdfPCell(newParagraph("1.blahblah\n2.blahblahblah\n3.blahblah\n4.blahblahblah\n5.blahblah\n6.blahblahblah\n7.blahblah\n8.blahblahblah"));
table.addCell(cell);

//固定高度
table.addCell(newPdfPCell(newParagraph("固定高度",fontZH)));
cell.setFixedHeight(50f);
table.addCell(cell);

//最小高度
table.addCell(newPdfPCell(newParagraph("最小高度",fontZH)));
cell=newPdfPCell(newParagraph("最小高度：50",fontZH));
cell.setMinimumHeight(50f);
table.addCell(cell);

//最后一行拉长到page底部
table.setExtendLastRow(true);
table.addCell(newPdfPCell(newParagraph("拉长最后一行",fontZH)));
cell=newPdfPCell(newParagraph("最后一行拉长到page底部",fontZH));
table.addCell(cell);

document.add(table);

27、设置单元格颜色

PdfPTabletable=newPdfPTable(4);
PdfPCellcell;
cell=newPdfPCell(newParagraph("颜色测试",fontZH));
table.addCell(cell);

//红色背景，无边框
cell=newPdfPCell(newParagraph("红色背景，无边框",fontZH));
cell.setBorder(Rectangle.NO_BORDER);
cell.setBackgroundColor(BaseColor.RED);
table.addCell(cell);

//绿色背景，下边框
cell=newPdfPCell(newParagraph("绿色背景，下边框",fontZH));
cell.setBorder(Rectangle.BOTTOM);
cell.setBorderColorBottom(BaseColor.MAGENTA);
cell.setBorderWidthBottom(5f);
cell.setBackgroundColor(BaseColor.GREEN);
table.addCell(cell);

//蓝色背景，上边框
cell=newPdfPCell(newParagraph("蓝色背景，上边框",fontZH));
cell.setBorder(Rectangle.TOP);
cell.setUseBorderPadding(true);
cell.setBorderWidthTop(5f);
cell.setBorderColorTop(BaseColor.CYAN);
cell.setBackgroundColor(BaseColor.BLUE);
table.addCell(cell);

cell=newPdfPCell(newParagraph("背景灰色度",fontZH));
table.addCell(cell);
cell=newPdfPCell(newParagraph("0.25"));
cell.setBorder(Rectangle.NO_BORDER);
cell.setGrayFill(0.25f);
table.addCell(cell);
cell=newPdfPCell(newParagraph("0.5"));
cell.setBorder(Rectangle.NO_BORDER);
cell.setGrayFill(0.5f);
table.addCell(cell);
cell=newPdfPCell(newParagraph("0.75"));
cell.setBorder(Rectangle.NO_BORDER);
cell.setGrayFill(0.75f);
table.addCell(cell);

document.add(table);

28、插入图像

Imageimage=Image.getInstance("resource/test2.jpg");
float[]widths={1f,4f};

PdfPTabletable=newPdfPTable(widths);

//插入图片
table.addCell(newPdfPCell(newParagraph("图片测试",fontZH)));
table.addCell(image);

//调整图片大小
table.addCell("Thistwo");
table.addCell(newPdfPCell(image,true));

//不调整
table.addCell("Thisthree");
table.addCell(newPdfPCell(image,false));
document.add(table);

29、设置表头

String[]bogusData={"M0065920","SL","FR86000P","PCGOLD",
"119000","9606","2001-08-13","4350","6011648299",
"FLFLMTGP","153","119000.00"};
intNumColumns=12;
//12
PdfPTabledatatable=newPdfPTable(NumColumns);
intheaderwidths[]={9,4,8,10,8,11,9,7,9,10,4,10};//percentage
datatable.setWidths(headerwidths);
datatable.setWidthPercentage(100);
datatable.getDefaultCell().setPadding(3);
datatable.getDefaultCell().setBorderWidth(2);
datatable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_CENTER);

datatable.addCell("Clock#");
datatable.addCell("TransType");
datatable.addCell("Cusip");
datatable.addCell("LongName");
datatable.addCell("Quantity");
datatable.addCell("FractionPrice");
datatable.addCell("SettleDate");
datatable.addCell("Portfolio");
datatable.addCell("ADPNumber");
datatable.addCell("AccountID");
datatable.addCell("RegRepID");
datatable.addCell("AmtToGo");

datatable.setHeaderRows(1);

//边框
datatable.getDefaultCell().setBorderWidth(1);

//背景色
for(inti=1;i<1000;i++){
for(intx=0;x<NumColumns;x++){
datatable.addCell(bogusData[x]);
}
}

document.add(datatable);

30、分割表格

//横向分割
PdfContentBytecb=writer.getDirectContent();
PdfPTabletable=newPdfPTable(10);
for(intk=1;k<=100;++k){
table.addCell("Thenumber"+k);
}
table.setTotalWidth(400);

table.writeSelectedRows(0,5,0,-1,5,700,cb);
table.writeSelectedRows(5,-1,0,-1,210,700,cb);

31、设置单元格留白

PdfPTabletable=newPdfPTable(2);
PdfPCellcell;
Paragraphp=newParagraph("Quickbrownfoxjumpsoverthelazydog.Quickbrownfoxjumpsoverthelazydog.");
table.addCell(newPdfPCell(newParagraph("默认",fontZH)));
table.addCell(p);
table.addCell(newPdfPCell(newParagraph("Padding：10",fontZH)));
cell=newPdfPCell(p);
cell.setPadding(10f);
table.addCell(cell);
table.addCell(newPdfPCell(newParagraph("Padding：0",fontZH)));
cell=newPdfPCell(p);
cell.setPadding(0f);
table.addCell(cell);
table.addCell(newPdfPCell(newParagraph("上Padding：0左Padding：20",fontZH)));
cell=newPdfPCell(p);
cell.setPaddingTop(0f);
cell.setPaddingLeft(20f);
table.addCell(cell);
document.add(table);

document.newPage();
table=newPdfPTable(2);
table.addCell(newPdfPCell(newParagraph("没有Leading",fontZH)));
table.getDefaultCell().setLeading(0f,0f);
table.addCell("blahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\n");
table.getDefaultCell().setLeading(14f,0f);
table.addCell(newPdfPCell(newParagraph("固定Leading：14pt",fontZH)));
table.addCell("blahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\n");
table.addCell(newPdfPCell(newParagraph("相对于字体",fontZH)));
table.getDefaultCell().setLeading(0f,1.0f);
table.addCell("blahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\n");
document.add(table);

32、设置单元格边框

//没有边框
PdfPTabletable1=newPdfPTable(3);
table1.getDefaultCell().setBorder(PdfPCell.NO_BORDER);
table1.addCell(newParagraph("Cell1"));
table1.addCell(newParagraph("Cell2"));
table1.addCell(newParagraph("Cell3"));
document.add(table1);

//边框粗细颜色
document.newPage();
Rectangleb1=newRectangle(0f,0f);
b1.setBorderWidthLeft(6f);
b1.setBorderWidthBottom(5f);
b1.setBorderWidthRight(4f);
b1.setBorderWidthTop(2f);
b1.setBorderColorLeft(BaseColor.RED);
b1.setBorderColorBottom(BaseColor.ORANGE);
b1.setBorderColorRight(BaseColor.YELLOW);
b1.setBorderColorTop(BaseColor.GREEN);
PdfPTabletable2=newPdfPTable(1);
PdfPCellcell=newPdfPCell(newParagraph("Cell1"));
cell.cloneNonPositionParameters(b1);
table2.addCell(cell);
document.add(table2);

33、PdfPTableEvent

34、PdfPCellEvent

35、PdfPageEventHelper