用到的依赖:
<!-- 签名包-->
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itextpdf</artifactId>
<version>5.5.13</version>
</dependency>
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itext-asian</artifactId>
<version>5.2.0</version>
</dependency>
<dependency>
<groupId>org.bouncycastle</groupId>
<artifactId>bcpkix-jdk15on</artifactId>
<version>1.64</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.pdfbox/pdfbox -->
<dependency>
<groupId>org.apache.pdfbox</groupId>
<artifactId>pdfbox</artifactId>
<version>2.0.20</version>
</dependency>
<!-- 签名包-->
直接上代码:
package com.secxiot.common.utils;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Image;
import com.itextpdf.text.pdf.BaseFont;
import com.itextpdf.text.pdf.PdfContentByte;
import com.itextpdf.text.pdf.PdfReader;
import com.itextpdf.text.pdf.PdfStamper;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.rendering.PDFRenderer;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.*;
/**
* 用户签名书
*/
public class SignWriteToPDF {
/**
* signImagePath 签名图片
* inputPDFPath 原文件路径
* outPDFPath 输出文件路径
*/
public static void setWaterPrint(String outPDFPath, String inputPDFPath, String signImagePath) throws DocumentException, IOException {
BaseFont baseFont = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
InputStream input = new FileInputStream(new File(inputPDFPath));
PdfReader reader = new PdfReader(input);
OutputStream output = new FileOutputStream(new File(outPDFPath));
PdfStamper stamper = new PdfStamper(reader, output);
PdfContentByte page = stamper.getOverContent(1);
//将文字贴入pdf
/* page.beginText();
page.setFontAndSize(baseFont,12);
BaseColor coler = new BaseColor(0, 0, 0);
page.setColorFill(coler);
page.setTextMatrix(100,500); //设置文字在页面中的坐标
page.showText("66666666666666666");
page.endText();*/
//将图片贴入pdf
Image image = Image.getInstance(signImagePath);
image.setAbsolutePosition(480, 130); //设置图片在页面中的坐标
//image.scalePercent(20);//依照比例缩放
image.setRotationDegrees(90);//旋转 角度
image.scaleAbsolute(image.getWidth()/10, image.getWidth()/10);
page.addImage(image);
stamper.close();
reader.close();
input.close();
}
public static void main(String[] args) throws DocumentException, IOException {
setWaterPrint("H:\\photo\\spatient_sign_48.pdf", "H:\\photo\\spatient_sign.pdf", "H:\\photo\\711664989302785.png");
}
/**
*
* @param pdfPath pdf 路径
* @param imgPath 图片路径
* @param imgType 图片类型
*/
public static void pdfTOimg(String pdfPath, String imgPath, String imgType) {
File file = new File(pdfPath);
try {
PDDocument doc = PDDocument.load(file);
PDFRenderer renderer = new PDFRenderer(doc);
int pageCount = doc.getNumberOfPages();
for(int i=0;i<pageCount;i++) {
BufferedImage image = renderer.renderImageWithDPI(i, 296);
// BufferedImage image = renderer.renderImage(i, 2.5f);
ImageIO.write(image, imgType, new File(imgPath));
}
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 删除文件
* @param fileName 文件路径
* @return
*/
public static boolean deleteFile(String fileName) {
File file = new File(fileName);
if (file.exists() && file.isFile()) {
if (file.delete()) {
return true;
} else {
return false;
}
} else {
return false;
}
}
}
