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

Java代码

1. //Step1—CreateaDocument.
2. Documentdocument=newDocument();
3. //Step2—GetaPdfWriterinstance.
4. PdfWriter.getInstance(document,newFileOutputStream(FILE_DIR+"createSamplePDF.pdf"));
5. //Step3—OpentheDocument.
6. document.open();
7. //Step4—Addcontent.
8. document.add(newParagraph("HelloWorld"));
9. //Step5—ClosetheDocument.
10. document.close();

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

Java代码

1. //页面大小
2. Rectanglerect=newRectangle(PageSize.B5.rotate());
3. //页面背景色
4. rect.setBackgroundColor(BaseColor.ORANGE);
6. Documentdoc=newDocument(rect);
8. PdfWriterwriter=PdfWriter.getInstance(doc,out);
10. //PDF版本(默认1.4)
11. writer.setPdfVersion(PdfWriter.PDF_VERSION_1_2);
13. //文档属性
14. doc.addTitle("Title@sample");
15. doc.addAuthor("Author@rensanning");
16. doc.addSubject("Subject@iTextsample");
17. doc.addKeywords("Keywords@iText");
18. doc.addCreator("Creator@iText");
20. //页边空白
21. doc.setMargins(10,20,30,40);
23. doc.open();
24. doc.add(newParagraph("HelloWorld"));

3、设置密码

Java代码

1. PdfWriterwriter=PdfWriter.getInstance(doc,out);
3. //设置密码为："World"
4. writer.setEncryption("Hello".getBytes(),"World".getBytes(),
5. PdfWriter.ALLOW_SCREENREADERS,
6. PdfWriter.STANDARD_ENCRYPTION_128);
8. doc.open();
9. doc.add(newParagraph("HelloWorld"));

4、添加Page

Java代码

1. document.open();
2. document.add(newParagraph("Firstpage"));
3. document.add(newParagraph(Document.getVersion()));
5. document.newPage();
6. writer.setPageEmpty(false);
8. document.newPage();
9. document.add(newParagraph("Newpage"));

5、添加水印(背景图)

Java代码

1. //图片水印
2. PdfReaderreader=newPdfReader(FILE_DIR+"setWatermark.pdf");
3. PdfStamperstamp=newPdfStamper(reader,newFileOutputStream(FILE_DIR
4. +"setWatermark2.pdf"));
6. Imageimg=Image.getInstance("resource/watermark.jpg");
7. img.setAbsolutePosition(200,400);
8. PdfContentByteunder=stamp.getUnderContent(1);
9. under.addImage(img);
11. //文字水印
12. PdfContentByteover=stamp.getOverContent(2);
13. over.beginText();
14. BaseFontbf=BaseFont.createFont(BaseFont.HELVETICA,BaseFont.WINANSI,
15. BaseFont.EMBEDDED);
16. over.setFontAndSize(bf,18);
17. over.setTextMatrix(30,30);
18. over.showTextAligned(Element.ALIGN_LEFT,"DUPLICATE",230,430,45);
19. over.endText();
21. //背景图
22. Imageimg2=Image.getInstance("resource/test.jpg");
23. img2.setAbsolutePosition(0,0);
24. PdfContentByteunder2=stamp.getUnderContent(3);
25. under2.addImage(img2);
27. stamp.close();
28. reader.close();

6、插入Chunk, Phrase, Paragraph, List

Java代码

1. //Chunk对象:aString,aFont,andsomeattributes
2. document.add(newChunk("China"));
3. document.add(newChunk(""));
4. Fontfont=newFont(Font.FontFamily.HELVETICA,6,Font.BOLD,BaseColor.WHITE);
5. Chunkid=newChunk("chinese",font);
6. id.setBackground(BaseColor.BLACK,1f,0.5f,1f,1.5f);
7. id.setTextRise(6);
8. document.add(id);
9. document.add(Chunk.NEWLINE);
11. document.add(newChunk("Japan"));
12. document.add(newChunk(""));
13. Fontfont2=newFont(Font.FontFamily.HELVETICA,6,Font.BOLD,BaseColor.WHITE);
14. Chunkid2=newChunk("japanese",font2);
15. id2.setBackground(BaseColor.BLACK,1f,0.5f,1f,1.5f);
16. id2.setTextRise(6);
17. id2.setUnderline(0.2f,-2f);
18. document.add(id2);
19. document.add(Chunk.NEWLINE);
21. //Phrase对象:aListofChunkswithleading
22. document.newPage();
23. document.add(newPhrase("Phrasepage"));
25. Phrasedirector=newPhrase();
26. Chunkname=newChunk("China");
27. name.setUnderline(0.2f,-2f);
28. director.add(name);
29. director.add(newChunk(","));
30. director.add(newChunk(""));
31. director.add(newChunk("chinese"));
32. director.setLeading(24);
33. document.add(director);
35. Phrasedirector2=newPhrase();
36. Chunkname2=newChunk("Japan");
37. name2.setUnderline(0.2f,-2f);
38. director2.add(name2);
39. director2.add(newChunk(","));
40. director2.add(newChunk(""));
41. director2.add(newChunk("japanese"));
42. director2.setLeading(24);
43. document.add(director2);
45. //Paragraph对象:aPhrasewithextrapropertiesandanewline
46. document.newPage();
47. document.add(newParagraph("Paragraphpage"));
49. Paragraphinfo=newParagraph();
50. info.add(newChunk("China"));
51. info.add(newChunk("chinese"));
52. info.add(Chunk.NEWLINE);
53. info.add(newPhrase("Japan"));
54. info.add(newPhrase("japanese"));
55. document.add(info);
57. //List对象:asequenceofParagraphscalledListItem
58. document.newPage();
59. Listlist=newList(List.ORDERED);
60. for(inti=0;i<10;i++){
61. ListItemitem=newListItem(String.format("%s:%dmovies",
62. "country"+(i+1),(i+1)*100),newFont(
63. Font.FontFamily.HELVETICA,6,Font.BOLD,BaseColor.WHITE));
64. Listmovielist=newList(List.ORDERED,List.ALPHABETICAL);
65. movielist.setLowercase(List.LOWERCASE);
66. for(intj=0;j<5;j++){
67. ListItemmovieitem=newListItem("Title"+(j+1));
68. Listdirectorlist=newList(List.UNORDERED);
69. for(intk=0;k<3;k++){
70. directorlist.add(String.format("%s,%s","Name1"+(k+1),
71. "Name2"+(k+1)));
72. }
73. movieitem.add(directorlist);
74. movielist.add(movieitem);
75. }
76. item.add(movielist);
77. list.add(item);
78. }
79. document.add(list);

7、插入Anchor, Image, Chapter, Section

Java代码

1. //Anchor对象:internalandexternallinks
2. Paragraphcountry=newParagraph();
3. Anchordest=newAnchor("china",newFont(Font.FontFamily.HELVETICA,14,Font.BOLD,BaseColor.BLUE));
4. dest.setName("CN");
5. dest.setReference("http://www.china.com");//external
6. country.add(dest);
7. country.add(String.format(":%dsites",10000));
8. document.add(country);
10. document.newPage();
11. AnchortoUS=newAnchor("Gotofirstpage.",newFont(Font.FontFamily.HELVETICA,14,Font.BOLD,BaseColor.BLUE));
12. toUS.setReference("#CN");//internal
13. document.add(toUS);
15. //Image对象
16. document.newPage();
17. Imageimg=Image.getInstance("resource/test.jpg");
18. img.setAlignment(Image.LEFT|Image.TEXTWRAP);
19. img.setBorder(Image.BOX);
20. img.setBorderWidth(10);
21. img.setBorderColor(BaseColor.WHITE);
22. img.scaleToFit(1000,72);//大小
23. img.setRotationDegrees(-30);//旋转
24. document.add(img);
26. //Chapter,Section对象（目录）
27. document.newPage();
28. Paragraphtitle=newParagraph("Title");
29. Chapterchapter=newChapter(title,1);
31. title=newParagraph("SectionA");
32. Sectionsection=chapter.addSection(title);
33. section.setBookmarkTitle("bmk");
34. section.setIndentation(30);
35. section.setBookmarkOpen(false);
36. section.setNumberStyle(
37. Section.NUMBERSTYLE_DOTTED_WITHOUT_FINAL_DOT);
39. Sectionsubsection=section.addSection(newParagraph("SubSectionA"));
40. subsection.setIndentationLeft(20);
41. subsection.setNumberDepth(1);
43. document.add(chapter);

8、画图

Java代码

1. //左右箭头
2. document.add(newVerticalPositionMark(){
4. publicvoiddraw(PdfContentBytecanvas,floatllx,floatlly,
5. floaturx,floatury,floaty){
6. canvas.beginText();
7. BaseFontbf=null;
8. try{
9. bf=BaseFont.createFont(BaseFont.ZAPFDINGBATS,"",BaseFont.EMBEDDED);
10. }catch(Exceptione){
11. e.printStackTrace();
12. }
13. canvas.setFontAndSize(bf,12);
15. //LEFT
16. canvas.showTextAligned(Element.ALIGN_CENTER,String.valueOf((char)220),llx-10,y,0);
17. //RIGHT
18. canvas.showTextAligned(Element.ALIGN_CENTER,String.valueOf((char)220),urx+10,y+8,180);
20. canvas.endText();
21. }
22. });
24. //直线
25. Paragraphp1=newParagraph("LEFT");
26. p1.add(newChunk(newLineSeparator()));
27. p1.add("R");
28. document.add(p1);
29. //点线
30. Paragraphp2=newParagraph("LEFT");
31. p2.add(newChunk(newDottedLineSeparator()));
32. p2.add("R");
33. document.add(p2);
34. //下滑线
35. LineSeparatorUNDERLINE=newLineSeparator(1,100,null,Element.ALIGN_CENTER,-2);
36. Paragraphp3=newParagraph("NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN");
37. p3.add(UNDERLINE);
38. document.add(p3);

9、设置段落

Java代码

1. Paragraphp=newParagraph("Inthepreviousexample,youaddedaheaderandfooterwiththeshowTextAligned()method.Thisexampledemonstratesthatit’ssometimesmoreinterestingtousePdfPTableandwriteSelectedRows().Youcandefineabottomborderforeachcellsothattheheaderisunderlined.Thisisthemostelegantwaytoaddheadersandfooters,becausethetablemechanismallowsyoutopositionandalignlines,images,andtext.");
3. //默认
4. p.setAlignment(Element.ALIGN_JUSTIFIED);
5. document.add(p);
7. document.newPage();
8. p.setAlignment(Element.ALIGN_JUSTIFIED);
9. p.setIndentationLeft(1*15f);
10. p.setIndentationRight((5-1)*15f);
11. document.add(p);
13. //居右
14. document.newPage();
15. p.setAlignment(Element.ALIGN_RIGHT);
16. p.setSpacingAfter(15f);
17. document.add(p);
19. //居左
20. document.newPage();
21. p.setAlignment(Element.ALIGN_LEFT);
22. p.setSpacingBefore(15f);
23. document.add(p);
25. //居中
26. document.newPage();
27. p.setAlignment(Element.ALIGN_CENTER);
28. p.setSpacingAfter(15f);
29. p.setSpacingBefore(15f);
30. document.add(p);

10、删除Page

Java代码

1. FileOutputStreamout=newFileOutputStream(FILE_DIR+"deletePage.pdf");
3. Documentdocument=newDocument();
5. PdfWriterwriter=PdfWriter.getInstance(document,out);
7. document.open();
8. document.add(newParagraph("Firstpage"));
9. document.add(newParagraph(Document.getVersion()));
11. document.newPage();
12. writer.setPageEmpty(false);
14. document.newPage();
15. document.add(newParagraph("Newpage"));
17. document.close();
19. PdfReaderreader=newPdfReader(FILE_DIR+"deletePage.pdf");
20. reader.selectPages("1,3");
21. PdfStamperstamp=newPdfStamper(reader,newFileOutputStream(FILE_DIR
22. +"deletePage2.pdf"));
23. stamp.close();
24. reader.close();

11、插入Page

Java代码

1. FileOutputStreamout=newFileOutputStream(FILE_DIR+"insertPage.pdf");
3. Documentdocument=newDocument();
5. PdfWriter.getInstance(document,out);
7. document.open();
8. document.add(newParagraph("1page"));
10. document.newPage();
11. document.add(newParagraph("2page"));
13. document.newPage();
14. document.add(newParagraph("3page"));
16. document.close();
18. PdfReaderreader=newPdfReader(FILE_DIR+"insertPage.pdf");
19. PdfStamperstamp=newPdfStamper(reader,newFileOutputStream(FILE_DIR
20. +"insertPage2.pdf"));
22. stamp.insertPage(2,reader.getPageSize(1));
24. ColumnTextct=newColumnText(null);
25. ct.addElement(newParagraph(24,newChunk("INSERTPAGE")));
26. ct.setCanvas(stamp.getOverContent(2));
27. ct.setSimpleColumn(36,36,559,770);
29. stamp.close();
30. reader.close();

12、排序page

Java代码

1. PdfWriterwriter=PdfWriter.getInstance(doc,out);
2. writer.setLinearPageMode();
4. doc.open();
5. doc.add(newParagraph("1page"));
6. doc.newPage();
7. doc.add(newParagraph("2page"));
8. doc.newPage();
9. doc.add(newParagraph("3page"));
10. doc.newPage();
11. doc.add(newParagraph("4page"));
12. doc.newPage();
13. doc.add(newParagraph("5page"));
15. int[]order={4,3,2,1};
16. writer.reorderPages(order);

13、目录

Java代码

1. //Code1
2. document.add(newChunk("Chapter1").setLocalDestination("1"));
4. document.newPage();
5. document.add(newChunk("Chapter2").setLocalDestination("2"));
6. document.add(newParagraph(newChunk("Sub2.1").setLocalDestination("2.1")));
7. document.add(newParagraph(newChunk("Sub2.2").setLocalDestination("2.2")));
9. document.newPage();
10. document.add(newChunk("Chapter3").setLocalDestination("3"));
12. //Code2
13. PdfContentBytecb=writer.getDirectContent();
14. PdfOutlineroot=cb.getRootOutline();
16. //Code3
17. @SuppressWarnings("unused")
18. PdfOutlineoline1=newPdfOutline(root,PdfAction.gotoLocalPage("1",false),"Chapter1");
20. PdfOutlineoline2=newPdfOutline(root,PdfAction.gotoLocalPage("2",false),"Chapter2");
21. oline2.setOpen(false);
23. @SuppressWarnings("unused")
24. PdfOutlineoline2_1=newPdfOutline(oline2,PdfAction.gotoLocalPage("2.1",false),"Sub2.1");
25. @SuppressWarnings("unused")
26. PdfOutlineoline2_2=newPdfOutline(oline2,PdfAction.gotoLocalPage("2.2",false),"Sub2.2");
28. @SuppressWarnings("unused")
29. PdfOutlineoline3=newPdfOutline(root,PdfAction.gotoLocalPage("3",false),"Chapter3");

14、Header, Footer

Java代码

1. PdfWriterwriter=PdfWriter.getInstance(doc,newFileOutputStream(FILE_DIR+"setHeaderFooter.pdf"));
3. writer.setPageEvent(newPdfPageEventHelper(){
5. publicvoidonEndPage(PdfWriterwriter,Documentdocument){
7. PdfContentBytecb=writer.getDirectContent();
8. cb.saveState();
10. cb.beginText();
11. BaseFontbf=null;
12. try{
13. bf=BaseFont.createFont(BaseFont.HELVETICA,BaseFont.WINANSI,BaseFont.EMBEDDED);
14. }catch(Exceptione){
15. e.printStackTrace();
16. }
17. cb.setFontAndSize(bf,10);
19. //Header
20. floatx=document.top(-20);
22. //左
23. cb.showTextAligned(PdfContentByte.ALIGN_LEFT,
24. "H-Left",
25. document.left(),x,0);
26. //中
27. cb.showTextAligned(PdfContentByte.ALIGN_CENTER,
28. writer.getPageNumber()+"page",
29. (document.right()+document.left())/2,
30. x,0);
31. //右
32. cb.showTextAligned(PdfContentByte.ALIGN_RIGHT,
33. "H-Right",
34. document.right(),x,0);
36. //Footer
37. floaty=document.bottom(-20);
39. //左
40. cb.showTextAligned(PdfContentByte.ALIGN_LEFT,
41. "F-Left",
42. document.left(),y,0);
43. //中
44. cb.showTextAligned(PdfContentByte.ALIGN_CENTER,
45. writer.getPageNumber()+"page",
46. (document.right()+document.left())/2,
47. y,0);
48. //右
49. cb.showTextAligned(PdfContentByte.ALIGN_RIGHT,
50. "F-Right",
51. document.right(),y,0);
53. cb.endText();
55. cb.restoreState();
56. }
57. });
59. doc.open();
60. doc.add(newParagraph("1page"));
61. doc.newPage();
62. doc.add(newParagraph("2page"));
63. doc.newPage();
64. doc.add(newParagraph("3page"));
65. doc.newPage();
66. doc.add(newParagraph("4page"));

15、左右文字

Java代码

1. PdfWriterwriter=PdfWriter.getInstance(document,out);
3. document.open();
5. PdfContentBytecanvas=writer.getDirectContent();
7. Phrasephrase1=newPhrase("Thisisatest!left");
8. Phrasephrase2=newPhrase("Thisisatest!right");
9. Phrasephrase3=newPhrase("Thisisatest!center");
10. ColumnText.showTextAligned(canvas,Element.ALIGN_LEFT,phrase1,10,500,0);
11. ColumnText.showTextAligned(canvas,Element.ALIGN_RIGHT,phrase2,10,536,0);
12. ColumnText.showTextAligned(canvas,Element.ALIGN_CENTER,phrase3,10,572,0);

16、幻灯片放映

Java代码

1. PdfWriterwriter=PdfWriter.getInstance(doc,out);
3. writer.setPdfVersion(PdfWriter.VERSION_1_5);
5. writer.setViewerPreferences(PdfWriter.PageModeFullScreen);//全屏
6. writer.setPageEvent(newPdfPageEventHelper(){
7. publicvoidonStartPage(PdfWriterwriter,Documentdocument){
8. writer.setTransition(newPdfTransition(PdfTransition.DISSOLVE,3));
9. writer.setDuration(5);//间隔时间
10. }
11. });
13. doc.open();
14. doc.add(newParagraph("1page"));
15. doc.newPage();
16. doc.add(newParagraph("2page"));
17. doc.newPage();
18. doc.add(newParagraph("3page"));
19. doc.newPage();
20. doc.add(newParagraph("4page"));
21. doc.newPage();
22. doc.add(newParagraph("5page"));

17、压缩PDF到Zip

Java代码

1. ZipOutputStreamzip=newZipOutputStream(newFileOutputStream(FILE_DIR+"zipPDF.zip"));
2. for(inti=1;i<=3;i++){
3. ZipEntryentry=newZipEntry("hello_"+i+".pdf");
4. zip.putNextEntry(entry);
5. Documentdocument=newDocument();
6. PdfWriterwriter=PdfWriter.getInstance(document,zip);
7. writer.setCloseStream(false);
8. document.open();
9. document.add(newParagraph("Hello"+i));
10. document.close();
11. zip.closeEntry();
12. }
13. zip.close();

18、分割PDF

Java代码

1. FileOutputStreamout=newFileOutputStream(FILE_DIR+"splitPDF.pdf");
3. Documentdocument=newDocument();
5. PdfWriter.getInstance(document,out);
7. document.open();
8. document.add(newParagraph("1page"));
10. document.newPage();
11. document.add(newParagraph("2page"));
13. document.newPage();
14. document.add(newParagraph("3page"));
16. document.newPage();
17. document.add(newParagraph("4page"));
19. document.close();
21. PdfReaderreader=newPdfReader(FILE_DIR+"splitPDF.pdf");
23. Documentdd=newDocument();
24. PdfWriterwriter=PdfWriter.getInstance(dd,newFileOutputStream(FILE_DIR+"splitPDF1.pdf"));
25. dd.open();
26. PdfContentBytecb=writer.getDirectContent();
27. dd.newPage();
28. cb.addTemplate(writer.getImportedPage(reader,1),0,0);
29. dd.newPage();
30. cb.addTemplate(writer.getImportedPage(reader,2),0,0);
31. dd.close();
32. writer.close();
34. Documentdd2=newDocument();
35. PdfWriterwriter2=PdfWriter.getInstance(dd2,newFileOutputStream(FILE_DIR+"splitPDF2.pdf"));
36. dd2.open();
37. PdfContentBytecb2=writer2.getDirectContent();
38. dd2.newPage();
39. cb2.addTemplate(writer2.getImportedPage(reader,3),0,0);
40. dd2.newPage();
41. cb2.addTemplate(writer2.getImportedPage(reader,4),0,0);
42. dd2.close();
43. writer2.close();

19、合并PDF

Java代码

1. PdfReaderreader1=newPdfReader(FILE_DIR+"splitPDF1.pdf");
2. PdfReaderreader2=newPdfReader(FILE_DIR+"splitPDF2.pdf");
4. FileOutputStreamout=newFileOutputStream(FILE_DIR+"mergePDF.pdf");
6. Documentdocument=newDocument();
7. PdfWriterwriter=PdfWriter.getInstance(document,out);
9. document.open();
10. PdfContentBytecb=writer.getDirectContent();
12. inttotalPages=0;
13. totalPages+=reader1.getNumberOfPages();
14. totalPages+=reader2.getNumberOfPages();
16. java.util.List<PdfReader>readers=newArrayList<PdfReader>();
17. readers.add(reader1);
18. readers.add(reader2);
20. intpageOfCurrentReaderPDF=0;
21. Iterator<PdfReader>iteratorPDFReader=readers.iterator();
23. //LoopthroughthePDFfilesandaddtotheoutput.
24. while(iteratorPDFReader.hasNext()){
25. PdfReaderpdfReader=iteratorPDFReader.next();
27. //Createanewpageinthetargetforeachsourcepage.
28. while(pageOfCurrentReaderPDF<pdfReader.getNumberOfPages()){
29. document.newPage();
30. pageOfCurrentReaderPDF++;
31. PdfImportedPagepage=writer.getImportedPage(pdfReader,pageOfCurrentReaderPDF);
32. cb.addTemplate(page,0,0);
33. }
34. pageOfCurrentReaderPDF=0;
35. }
36. out.flush();
37. document.close();
38. out.close();

20、Annotation

Java代码

1. PdfWriterwriter=PdfWriter.getInstance(doc,out);
2. writer.setLinearPageMode();
4. doc.open();
5. doc.add(newParagraph("1page"));
6. doc.add(newAnnotation("Title","Thisisaannotation!"));
8. doc.newPage();
9. doc.add(newParagraph("2page"));
10. Chunkchunk=newChunk("\u00a0");
11. chunk.setAnnotation(PdfAnnotation.createText(writer,null,"Title","Thisisaanotherannotation!",false,"Comment"));
12. doc.add(chunk);
14. //添加附件
15. doc.newPage();
16. doc.add(newParagraph("3page"));
17. Chunkchunk2=newChunk("\u00a0\u00a0");
18. PdfAnnotationannotation=PdfAnnotation.createFileAttachment(
19. writer,null,"Title",null,
20. "resource/test2.jpg",
21. "img.jpg");
22. annotation.put(PdfName.NAME,
23. newPdfString("Paperclip"));
24. chunk2.setAnnotation(annotation);
25. doc.add(chunk2);

21、插入一个Table

Java代码

1. PdfPTabletable=newPdfPTable(3);
2. PdfPCellcell;
3. cell=newPdfPCell(newPhrase("Cellwithcolspan3"));
4. cell.setColspan(3);
5. table.addCell(cell);
6. cell=newPdfPCell(newPhrase("Cellwithrowspan2"));
7. cell.setRowspan(2);
8. table.addCell(cell);
9. table.addCell("row1;cell1");
10. table.addCell("row1;cell2");
11. table.addCell("row2;cell1");
12. table.addCell("row2;cell2");
14. document.add(table);

22、表格嵌套

Java代码

1. PdfPTabletable=newPdfPTable(4);
3. //1行2列
4. PdfPTablenested1=newPdfPTable(2);
5. nested1.addCell("1.1");
6. nested1.addCell("1.2");
8. //2行1列
9. PdfPTablenested2=newPdfPTable(1);
10. nested2.addCell("2.1");
11. nested2.addCell("2.2");
13. //将表格插入到指定位置
14. for(intk=0;k<24;++k){
15. if(k==1){
16. table.addCell(nested1);
17. }elseif(k==20){
18. table.addCell(nested2);
19. }else{
20. table.addCell("cell"+k);
21. }
22. }
24. document.add(table);

23、设置表格宽度

Java代码

1. PdfPTabletable=newPdfPTable(3);
2. PdfPCellcell;
3. cell=newPdfPCell(newPhrase("Cellwithcolspan3"));
4. cell.setColspan(3);
5. table.addCell(cell);
6. cell=newPdfPCell(newPhrase("Cellwithrowspan2"));
7. cell.setRowspan(2);
8. table.addCell(cell);
9. table.addCell("row1;cell1");
10. table.addCell("row1;cell2");
11. table.addCell("row2;cell1");
12. table.addCell("row2;cell2");
14. //100%
15. table.setWidthPercentage(100);
16. document.add(table);
17. document.add(newParagraph("\n\n"));
19. //宽度50%居左
20. table.setHorizontalAlignment(Element.ALIGN_LEFT);
21. document.add(table);
22. document.add(newParagraph("\n\n"));
24. //宽度50%居中
25. table.setHorizontalAlignment(Element.ALIGN_CENTER);
26. document.add(table);
27. document.add(newParagraph("\n\n"));
29. //宽度50%居右
30. table.setWidthPercentage(50);
31. table.setHorizontalAlignment(Element.ALIGN_RIGHT);
32. document.add(table);
33. document.add(newParagraph("\n\n"));
35. //固定宽度
36. table.setTotalWidth(300);
37. table.setLockedWidth(true);
38. document.add(table);

24、设置表格前后间隔

Java代码

1. PdfPTabletable=newPdfPTable(3);
2. PdfPCellcell=newPdfPCell(newParagraph("合并3个单元格",fontZH));
3. cell.setColspan(3);
4. table.addCell(cell);
5. table.addCell("1.1");
6. table.addCell("2.1");
7. table.addCell("3.1");
8. table.addCell("1.2");
9. table.addCell("2.2");
10. table.addCell("3.2");
12. cell=newPdfPCell(newParagraph("红色边框",fontZH));
13. cell.setBorderColor(newBaseColor(255,0,0));
14. table.addCell(cell);
16. cell=newPdfPCell(newParagraph("合并单2个元格",fontZH));
17. cell.setColspan(2);
18. cell.setBackgroundColor(newBaseColor(0xC0,0xC0,0xC0));
19. table.addCell(cell);
21. table.setWidthPercentage(50);
23. document.add(newParagraph("追加2个表格",fontZH));
24. document.add(table);
25. document.add(table);
27. document.newPage();
28. document.add(newParagraph("使用'SpacingBefore'和'setSpacingAfter'",fontZH));
29. table.setSpacingBefore(15f);
30. document.add(table);
31. document.add(table);
32. document.add(newParagraph("这里没有间隔",fontZH));
33. table.setSpacingAfter(15f);

25、设置单元格宽度

Java代码

1. //按比例设置单元格宽度
2. float[]widths={0.1f,0.1f,0.05f,0.75f};
3. PdfPTabletable=newPdfPTable(widths);
4. table.addCell("10%");
5. table.addCell("10%");
6. table.addCell("5%");
7. table.addCell("75%");
8. table.addCell("aa");
9. table.addCell("aa");
10. table.addCell("a");
11. table.addCell("aaaaaaaaaaaaaaa");
12. table.addCell("bb");
13. table.addCell("bb");
14. table.addCell("b");
15. table.addCell("bbbbbbbbbbbbbbb");
16. table.addCell("cc");
17. table.addCell("cc");
18. table.addCell("c");
19. table.addCell("ccccccccccccccc");
20. document.add(table);
21. document.add(newParagraph("\n\n"));
23. //调整比例
24. widths[0]=20f;
25. widths[1]=20f;
26. widths[2]=10f;
27. widths[3]=50f;
28. table.setWidths(widths);
29. document.add(table);
31. //按绝对值设置单元格宽度
32. widths[0]=40f;
33. widths[1]=40f;
34. widths[2]=20f;
35. widths[3]=300f;
36. Rectangler=newRectangle(PageSize.A4.getRight(72),PageSize.A4.getTop(72));
37. table.setWidthPercentage(widths,r);
38. document.add(newParagraph("\n\n"));
39. document.add(table);

26、设置单元格高度

Java代码

1. PdfPTabletable=newPdfPTable(2);
3. PdfPCellcell;
5. //折行
6. table.addCell(newPdfPCell(newParagraph("折行",fontZH)));
7. cell=newPdfPCell(newParagraph("blahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblahblah"));
8. cell.setNoWrap(false);
9. table.addCell(cell);
11. //不折行
12. table.addCell(newPdfPCell(newParagraph("不折行",fontZH)));
13. cell.setNoWrap(true);
14. table.addCell(cell);
16. //设置高度
17. table.addCell(newPdfPCell(newParagraph("任意高度",fontZH)));
18. cell=newPdfPCell(newParagraph("1.blahblah\n2.blahblahblah\n3.blahblah\n4.blahblahblah\n5.blahblah\n6.blahblahblah\n7.blahblah\n8.blahblahblah"));
19. table.addCell(cell);
21. //固定高度
22. table.addCell(newPdfPCell(newParagraph("固定高度",fontZH)));
23. cell.setFixedHeight(50f);
24. table.addCell(cell);
26. //最小高度
27. table.addCell(newPdfPCell(newParagraph("最小高度",fontZH)));
28. cell=newPdfPCell(newParagraph("最小高度：50",fontZH));
29. cell.setMinimumHeight(50f);
30. table.addCell(cell);
32. //最后一行拉长到page底部
33. table.setExtendLastRow(true);
34. table.addCell(newPdfPCell(newParagraph("拉长最后一行",fontZH)));
35. cell=newPdfPCell(newParagraph("最后一行拉长到page底部",fontZH));
36. table.addCell(cell);
38. document.add(table);

27、设置单元格颜色

Java代码

1. PdfPTabletable=newPdfPTable(4);
2. PdfPCellcell;
3. cell=newPdfPCell(newParagraph("颜色测试",fontZH));
4. table.addCell(cell);
6. //红色背景，无边框
7. cell=newPdfPCell(newParagraph("红色背景，无边框",fontZH));
8. cell.setBorder(Rectangle.NO_BORDER);
9. cell.setBackgroundColor(BaseColor.RED);
10. table.addCell(cell);
12. //绿色背景，下边框
13. cell=newPdfPCell(newParagraph("绿色背景，下边框",fontZH));
14. cell.setBorder(Rectangle.BOTTOM);
15. cell.setBorderColorBottom(BaseColor.MAGENTA);
16. cell.setBorderWidthBottom(5f);
17. cell.setBackgroundColor(BaseColor.GREEN);
18. table.addCell(cell);
20. //蓝色背景，上边框
21. cell=newPdfPCell(newParagraph("蓝色背景，上边框",fontZH));
22. cell.setBorder(Rectangle.TOP);
23. cell.setUseBorderPadding(true);
24. cell.setBorderWidthTop(5f);
25. cell.setBorderColorTop(BaseColor.CYAN);
26. cell.setBackgroundColor(BaseColor.BLUE);
27. table.addCell(cell);
29. cell=newPdfPCell(newParagraph("背景灰色度",fontZH));
30. table.addCell(cell);
31. cell=newPdfPCell(newParagraph("0.25"));
32. cell.setBorder(Rectangle.NO_BORDER);
33. cell.setGrayFill(0.25f);
34. table.addCell(cell);
35. cell=newPdfPCell(newParagraph("0.5"));
36. cell.setBorder(Rectangle.NO_BORDER);
37. cell.setGrayFill(0.5f);
38. table.addCell(cell);
39. cell=newPdfPCell(newParagraph("0.75"));
40. cell.setBorder(Rectangle.NO_BORDER);
41. cell.setGrayFill(0.75f);
42. table.addCell(cell);
44. document.add(table);

28、插入图像

Java代码

1. Imageimage=Image.getInstance("resource/test2.jpg");
2. float[]widths={1f,4f};
4. PdfPTabletable=newPdfPTable(widths);
6. //插入图片
7. table.addCell(newPdfPCell(newParagraph("图片测试",fontZH)));
8. table.addCell(image);
10. //调整图片大小
11. table.addCell("Thistwo");
12. table.addCell(newPdfPCell(image,true));
14. //不调整
15. table.addCell("Thisthree");
16. table.addCell(newPdfPCell(image,false));
17. document.add(table);

29、设置表头

Java代码

1. String[]bogusData={"M0065920","SL","FR86000P","PCGOLD",
2. "119000","9606","2001-08-13","4350","6011648299",
3. "FLFLMTGP","153","119000.00"};
4. intNumColumns=12;
5. //12
6. PdfPTabledatatable=newPdfPTable(NumColumns);
7. intheaderwidths[]={9,4,8,10,8,11,9,7,9,10,4,10};//percentage
8. datatable.setWidths(headerwidths);
9. datatable.setWidthPercentage(100);
10. datatable.getDefaultCell().setPadding(3);
11. datatable.getDefaultCell().setBorderWidth(2);
12. datatable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_CENTER);
14. datatable.addCell("Clock#");
15. datatable.addCell("TransType");
16. datatable.addCell("Cusip");
17. datatable.addCell("LongName");
18. datatable.addCell("Quantity");
19. datatable.addCell("FractionPrice");
20. datatable.addCell("SettleDate");
21. datatable.addCell("Portfolio");
22. datatable.addCell("ADPNumber");
23. datatable.addCell("AccountID");
24. datatable.addCell("RegRepID");
25. datatable.addCell("AmtToGo");
27. datatable.setHeaderRows(1);
29. //边框
30. datatable.getDefaultCell().setBorderWidth(1);
32. //背景色
33. for(inti=1;i<1000;i++){
34. for(intx=0;x<NumColumns;x++){
35. datatable.addCell(bogusData[x]);
36. }
37. }
39. document.add(datatable);

30、分割表格

Java代码

1. //横向分割
2. PdfContentBytecb=writer.getDirectContent();
3. PdfPTabletable=newPdfPTable(10);
4. for(intk=1;k<=100;++k){
5. table.addCell("Thenumber"+k);
6. }
7. table.setTotalWidth(400);
9. table.writeSelectedRows(0,5,0,-1,5,700,cb);
10. table.writeSelectedRows(5,-1,0,-1,210,700,cb);

31、设置单元格留白

Java代码

1. PdfPTabletable=newPdfPTable(2);
2. PdfPCellcell;
3. Paragraphp=newParagraph("Quickbrownfoxjumpsoverthelazydog.Quickbrownfoxjumpsoverthelazydog.");
4. table.addCell(newPdfPCell(newParagraph("默认",fontZH)));
5. table.addCell(p);
6. table.addCell(newPdfPCell(newParagraph("Padding：10",fontZH)));
7. cell=newPdfPCell(p);
8. cell.setPadding(10f);
9. table.addCell(cell);
10. table.addCell(newPdfPCell(newParagraph("Padding：0",fontZH)));
11. cell=newPdfPCell(p);
12. cell.setPadding(0f);
13. table.addCell(cell);
14. table.addCell(newPdfPCell(newParagraph("上Padding：0左Padding：20",fontZH)));
15. cell=newPdfPCell(p);
16. cell.setPaddingTop(0f);
17. cell.setPaddingLeft(20f);
18. table.addCell(cell);
19. document.add(table);
21. document.newPage();
22. table=newPdfPTable(2);
23. table.addCell(newPdfPCell(newParagraph("没有Leading",fontZH)));
24. table.getDefaultCell().setLeading(0f,0f);
25. table.addCell("blahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\n");
26. table.getDefaultCell().setLeading(14f,0f);
27. table.addCell(newPdfPCell(newParagraph("固定Leading：14pt",fontZH)));
28. table.addCell("blahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\n");
29. table.addCell(newPdfPCell(newParagraph("相对于字体",fontZH)));
30. table.getDefaultCell().setLeading(0f,1.0f);
31. table.addCell("blahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\nblahblah\nblahblahblah\n");
32. document.add(table);

32、设置单元格边框

Java代码

1. //没有边框
2. PdfPTabletable1=newPdfPTable(3);
3. table1.getDefaultCell().setBorder(PdfPCell.NO_BORDER);
4. table1.addCell(newParagraph("Cell1"));
5. table1.addCell(newParagraph("Cell2"));
6. table1.addCell(newParagraph("Cell3"));
7. document.add(table1);
9. //边框粗细颜色
10. document.newPage();
11. Rectangleb1=newRectangle(0f,0f);
12. b1.setBorderWidthLeft(6f);
13. b1.setBorderWidthBottom(5f);
14. b1.setBorderWidthRight(4f);
15. b1.setBorderWidthTop(2f);
16. b1.setBorderColorLeft(BaseColor.RED);
17. b1.setBorderColorBottom(BaseColor.ORANGE);
18. b1.setBorderColorRight(BaseColor.YELLOW);
19. b1.setBorderColorTop(BaseColor.GREEN);
20. PdfPTabletable2=newPdfPTable(1);
21. PdfPCellcell=newPdfPCell(newParagraph("Cell1"));
22. cell.cloneNonPositionParameters(b1);
23. table2.addCell(cell);
24. document.add(table2);

33、PdfPTableEvent

34、PdfPCellEvent

35、PdfPageEventHelper