java itext 设计器,Java开源工具iText生成PDF简单实例

Myth丶恋晨 2023-01-13 09:14 162阅读 0赞

package console.pdf;

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import com.itextpdf.text.Document;

import com.itextpdf.text.DocumentException;

import com.itextpdf.text.PageSize;

import com.itextpdf.text.Paragraph;

import com.itextpdf.text.pdf.PdfWriter;

/\*\*

\* 使用iText生成PDF文件

\*/

public class CreatePDF \{

public static void main(String\[\] args) \{

CreatePDF p001 = new CreatePDF();

String filename = "P001.pdf";

p001.createPDF(filename);

public void createPDF(String filename) \{

// step 1

Document document = new Document(PageSize.A4);

// step 2

try \{

PdfWriter.getInstance(document, new FileOutputStream(filename));

document.addTitle("ID.NET");

document.addAuthor("dotuian");

document.addSubject("This is the subject of the PDF file.");

document.addKeywords("This is the keyword of the PDF file.");

// step 3

document.open();

// step 4

document.add(new Paragraph("Hello World!"));

\} catch (FileNotFoundException e) \{

e.printStackTrace();

\} catch (DocumentException e) \{

e.printStackTrace();

\} finally \{

// step 5

document.close();

2.在PDF文件中添加Table

package console.pdf;

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import com.itextpdf.text.BaseColor;

import com.itextpdf.text.Document;

import com.itextpdf.text.DocumentException;

import com.itextpdf.text.PageSize;

import com.itextpdf.text.Phrase;

import com.itextpdf.text.Rectangle;

import com.itextpdf.text.pdf.PdfPCell;

import com.itextpdf.text.pdf.PdfPTable;

import com.itextpdf.text.pdf.PdfWriter;

/\*\*

\* 使用iText生成PDF文件

\* 在PDF文件中创建表格

\*/

public class TableOfPDF \{

public static void main(String\[\] args) \{

TableOfPDF p001 = new TableOfPDF();

String filename = "P002.pdf";

p001.createPDF(filename);

public void createPDF(String filename) \{

// step 1

Document document = new Document(PageSize.A4);

// step 2

try \{

PdfWriter.getInstance(document, new FileOutputStream(filename));

document.addTitle("ID.NET");

document.addAuthor("dotuian");

document.addSubject("This is the subject of the PDF file.");

document.addKeywords("This is the keyword of the PDF file.");

// step 3

document.open();

// step 4

PdfPTable table = createTable1();

document.add(table);

table = createTable2();

table.setSpacingBefore(5);

table.setSpacingAfter(5);

document.add(table);

table = createTable3();

document.add(table);

table = createTable4();

table.setSpacingBefore(5);

table.setSpacingAfter(5);

document.add(table);

table = createTable5();

document.add(table);

table = createTable6();

document.add(table);

\} catch (FileNotFoundException e) \{

e.printStackTrace();

\} catch (DocumentException e) \{

e.printStackTrace();

\} finally \{

// step 5

document.close();

/\*\*

\* Creates a table; widths are set with setWidths().

\* @return a PdfPTable

\* @throws DocumentException

\*/

public static PdfPTable createTable1() throws DocumentException \{

PdfPTable table = new PdfPTable(3);

table.setWidthPercentage(288 / 5.23f);

table.setWidths(new int\[\] \{ 2, 1, 1 \});

PdfPCell cell;

cell = new PdfPCell(new Phrase("Table 1"));

cell.setColspan(3);

table.addCell(cell);

cell = new PdfPCell(new Phrase("Cell with rowspan 2"));

cell.setRowspan(2);

table.addCell(cell);

table.addCell("row 1; cell 1");

table.addCell("row 1; cell 2");

table.addCell("row 2; cell 1");

table.addCell("row 2; cell 2");

return table;

/\*\*

\* Creates a table; widths are set with setWidths().

\* @return a PdfPTable

\* @throws DocumentException

\*/

public static PdfPTable createTable2() throws DocumentException \{

PdfPTable table = new PdfPTable(3);

table.setTotalWidth(288);

table.setLockedWidth(true);

table.setWidths(new float\[\] \{ 2, 1, 1 \});

PdfPCell cell;

cell = new PdfPCell(new Phrase("Table 2"));

cell.setColspan(3);

table.addCell(cell);

cell = new PdfPCell(new Phrase("Cell with rowspan 2"));

cell.setRowspan(2);

table.addCell(cell);

table.addCell("row 1; cell 1");

table.addCell("row 1; cell 2");

table.addCell("row 2; cell 1");

table.addCell("row 2; cell 2");

return table;

/\*\*

\* Creates a table; widths are set in the constructor.

\* @return a PdfPTable

\* @throws DocumentException

\*/

public static PdfPTable createTable3() throws DocumentException \{

PdfPTable table = new PdfPTable(new float\[\] \{ 2, 1, 1 \});

table.setWidthPercentage(55.067f);

PdfPCell cell;

cell = new PdfPCell(new Phrase("Table 3"));

cell.setColspan(3);

table.addCell(cell);

cell = new PdfPCell(new Phrase("Cell with rowspan 2"));

cell.setRowspan(2);

table.addCell(cell);

table.addCell("row 1; cell 1");

table.addCell("row 1; cell 2");

table.addCell("row 2; cell 1");

table.addCell("row 2; cell 2");

return table;

/\*\*

\* Creates a table; widths are set with special setWidthPercentage() method.

\* @return a PdfPTable

\* @throws DocumentException

\*/

public static PdfPTable createTable4() throws DocumentException \{

PdfPTable table = new PdfPTable(3);

Rectangle rect = new Rectangle(523, 770);

table.setWidthPercentage(new float\[\] \{ 144, 72, 72 \}, rect);

PdfPCell cell;

cell = new PdfPCell(new Phrase("Table 4"));

cell.setColspan(3);

table.addCell(cell);

cell = new PdfPCell(new Phrase("Cell with rowspan 2"));

cell.setRowspan(2);

table.addCell(cell);

table.addCell("row 1; cell 1");

table.addCell("row 1; cell 2");

table.addCell("row 2; cell 1");

table.addCell("row 2; cell 2");

return table;

/\*\*

\* Creates a table; widths are set with setTotalWidth().

\* @return a PdfPTable

\* @throws DocumentException

\*/

public static PdfPTable createTable5() throws DocumentException \{

PdfPTable table = new PdfPTable(3);

table.setTotalWidth(new float\[\] \{ 144, 72, 72 \});

table.setLockedWidth(true);

PdfPCell cell;

cell = new PdfPCell(new Phrase("Table 5"));

cell.setColspan(3);

table.addCell(cell);

cell = new PdfPCell(new Phrase("Cell with rowspan 2"));

cell.setRowspan(2);

table.addCell(cell);

table.addCell("row 1; cell 1");

table.addCell("row 1; cell 2");

table.addCell("row 2; cell 1");

table.addCell("row 2; cell 2");

return table;

public static PdfPTable createTable6() throws DocumentException\{

PdfPTable table = new PdfPTable(10);

table.setTotalWidth(595);

//table.setLockedWidth(true);

PdfPCell cell;

cell = new PdfPCell(new Phrase("Table 6"));

cell.setColspan(10);

table.addCell(cell);

for (int i = 1; i < 100; i++) \{

cell = new PdfPCell(new Phrase(String.valueOf(i)));

cell.setBackgroundColor(BaseColor.LIGHT\_GRAY);

table.addCell(cell);

// cell = new PdfPCell(new Phrase("Cell with rowspan 2"));

// cell.setRowspan(2);

// table.addCell(cell);

// table.addCell("row 1; cell 1");

// table.addCell("row 1; cell 2");

// table.addCell("row 2; cell 1");

// table.addCell("row 2; cell 2");

return table;

3.在PDF文件中添加图片，并且指定文本位置

package console.pdf;

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import com.itextpdf.text.Document;

import com.itextpdf.text.DocumentException;

import com.itextpdf.text.Image;

import com.itextpdf.text.PageSize;

import com.itextpdf.text.pdf.BaseFont;

import com.itextpdf.text.pdf.PdfContentByte;

import com.itextpdf.text.pdf.PdfWriter;

/\*\*

\* 使用iText生成PDF文件

\* 在PDF文件中添加背景图片，并指定文本在PDF文件中的位置

\*/

public class BackgroundImageOfPDF \{

public static void main(String\[\] args) \{

BackgroundImageOfPDF p001 = new BackgroundImageOfPDF();

String filename = "P003.pdf";

p001.createPDF(filename);

public void createPDF(String filename) \{

// step 1

Document document = new Document(PageSize.A4.rotate(),0,0,0,0);

// step 2

try \{

PdfWriter pdfwriter = PdfWriter.getInstance(document, new FileOutputStream(filename));

document.addTitle("ID.NET");

document.addAuthor("dotuian");

document.addSubject("This is the subject of the PDF file.");

document.addKeywords("This is the keyword of the PDF file.");

// step 3

document.open();

// step 4

Image image = Image.getInstance("bg.jpg");

document.add(image);

PdfContentByte pdfContentByte = pdfwriter.getDirectContent();

pdfContentByte.beginText();

BaseFont bf = BaseFont.createFont(BaseFont.TIMES\_ROMAN,BaseFont.WINANSI,BaseFont.EMBEDDED);

pdfContentByte.setFontAndSize(bf, 12);

for (int i = 0; i <= 842; i = i + 50) \{

for (int j = 0; j <= 595; j = j + 20) \{

pdfContentByte.setTextMatrix(i, j);

pdfContentByte.showText("(" + i + ":" + j + ")");

pdfContentByte.endText();

\} catch (FileNotFoundException e) \{

e.printStackTrace();

\} catch (DocumentException e) \{

e.printStackTrace();

\} catch (Exception e) \{

e.printStackTrace();

\} finally \{

// step 5

document.close();

java itext 设计器,Java开源工具iText生成PDF简单实例

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