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@@ -2,18 +2,31 @@
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//
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//import cn.hutool.core.collection.ListUtil;
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//import cn.hutool.core.date.DateUtil;
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+//import com.itextpdf.text.Image;
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+//import com.itextpdf.text.pdf.PdfWriter;
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//import com.simuwang.base.common.conts.DateConst;
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-//import com.simuwang.base.common.util.DateUtils;
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//import com.simuwang.base.pojo.dto.MailboxInfoDTO;
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//import com.simuwang.daq.service.EmailParseApiService;
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//import com.simuwang.daq.service.EmailParseService;
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+//import org.apache.pdfbox.pdmodel.PDDocument;
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+//import org.apache.pdfbox.rendering.ImageType;
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+//import org.apache.pdfbox.rendering.PDFRenderer;
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//import org.jasypt.util.text.BasicTextEncryptor;
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+//import org.apache.pdfbox.Loader;
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//import org.junit.jupiter.api.Test;
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//import org.springframework.beans.factory.annotation.Autowired;
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//import org.springframework.boot.test.context.SpringBootTest;
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+//import com.itextpdf.text.*;
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+//import javax.imageio.ImageIO;
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+//import java.awt.*;
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+//import java.awt.image.BufferedImage;
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+//import java.io.File;
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+//import java.io.FileNotFoundException;
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+//import java.io.FileOutputStream;
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+//import java.io.IOException;
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+//import java.util.*;
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+//import java.util.List;
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//
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-//import java.util.ArrayList;
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-//import java.util.Date;
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//
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//@SpringBootTest(classes = Application.class)
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//public class ApplicationTest {
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@@ -86,4 +99,208 @@
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// emailInfoDTO.setProtocol("imap");
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// return emailInfoDTO;
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// }
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+//
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+// @Test
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+// public void testPdfRemoveWatermark() {
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+// pdfRemoveWatermark("D:/pdf/东华期货奔牛1号7.29-8.2基金净值表.pdf");
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+// }
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+//
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+// public void pdfRemoveWatermark(String filePath) {
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+// try {
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+// //PDF转图片
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+// pdfToImage(filePath);
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+// List<String> fileNames = getFileNames("D:/pdf/pdfToImage");
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+// List<File> fileList = new ArrayList<>();
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+// for (String fileName : fileNames) {
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+// fileList.add(new File("D:/pdf/pdfToImage/"+fileName));
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+// }
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+// //去除PDF水印
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+// removePdfWatermark(fileList);
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+// //去除水印后的图片转PDF
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+// List<Integer> fileNamesInteger = new ArrayList<>();
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+// List<String> allFiles = new ArrayList<>();
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+// for (String fileName : fileNames) {
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+// if(fileName.endsWith(".png")){
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+// String str = fileName.substring(0, fileName.indexOf(".png"));
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+// fileNamesInteger.add(Integer.valueOf(str));
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+// }
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+// }
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+// Collections.sort(fileNamesInteger);
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+// for (Integer fileName : fileNamesInteger) {
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+// String str ="D:/pdf/pdfToImage/"+ fileName+".png";
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+// allFiles.add(str);
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+// }
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+// String fileName = filePath.substring(filePath.lastIndexOf("/")+1);
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+// //图片转PDF
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+// imgOfPdf("D:/pdf/imgToPdf/"+fileName, allFiles);
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+//
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+// } catch (IOException e) {
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+// e.printStackTrace();
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+// }
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+// }
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+//
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+// private void pdfToImage(String filePath) throws IOException {
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+// File file = new File(filePath);
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+// PDDocument doc = Loader.loadPDF(file);
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+// PDFRenderer renderer = new PDFRenderer(doc);
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+// int pageCount = doc.getNumberOfPages();
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+// BufferedImage merge = null;
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+// int curY = 0;
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+// for (int i = 0; i < pageCount; i++) {
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+// try {
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+// BufferedImage image = renderer.renderImage(i, 2, ImageType.RGB);
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+// ImageIO.write(image, "png", new File("D:/pdf/pdfToImage/" + i + ".png"));
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+//// BufferedImage bufferedImage = renderer.renderImage(i, 2, ImageType.RGB);
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+//// if (Objects.isNull(merge)) {
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+//// merge = new BufferedImage(bufferedImage.getWidth(), bufferedImage.getHeight() * i, BufferedImage.TYPE_INT_ARGB);
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+//// }
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+//// merge.getGraphics().drawImage(bufferedImage, 0, curY, null);
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+//// curY += bufferedImage.getHeight();
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+// } catch (IOException e) {
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+// e.printStackTrace();
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+// }
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+// }
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+// }
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+// /**
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+// * 得到文件名称
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+// *
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+// * @param path 路径
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+// * @return {@link List}<{@link String}>
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+// */
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+// private static List<String> getFileNames(String path) {
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+// File file = new File(path);
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+// if (!file.exists()) {
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+// return null;
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+// }
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+// List<String> fileNames = new ArrayList<>();
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+// return getFileNames(file, fileNames);
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+// }
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+//
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+// /**
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+// * 得到文件名称
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+// *
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+// * @param file 文件
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+// * @param fileNames 文件名
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+// * @return {@link List}<{@link String}>
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+// */
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+// private static List<String> getFileNames(File file, List<String> fileNames) {
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+// File[] files = file.listFiles();
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+// for (File f : files) {
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+// if (f.isDirectory()) {
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+// getFileNames(f, fileNames);
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+// } else {
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+// fileNames.add(f.getName());
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+// }
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+// }
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+// return fileNames;
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+// }
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+// /**
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+// * 去除文件列表里图片的水印并替换
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+// *
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+// * @Param fileList 文件列表
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+// */
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+// public static void removePdfWatermark(List<File> fileList) {
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+// try {
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+// for (File file : fileList) {
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+// if (!file.getName().endsWith("png") && !file.getName().endsWith("jpg")) {
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+// continue;
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+// }
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+// //用ImageIO流读取像素块
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+// BufferedImage bi = ImageIO.read(file);
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+// if (bi != null) {
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+// removeWatermark(bi);
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+// //生成的图片格式
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+// String formatName = file.getName().substring(file.getName().lastIndexOf(".") + 1);
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+// //用ImageIO流生成的处理图替换原图片
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+// ImageIO.write(bi, formatName, file);
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+// }
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+// }
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+// } catch (IOException e) {
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+// e.printStackTrace();
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+// }
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+// }
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+// /**
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+// * 去除水印
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+// */
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+// private static void removeWatermark(BufferedImage bi) {
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+// Color wColor = new Color(254, 254, 254);
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+// Color hColor = new Color(197, 196, 191);
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+// //白底水印
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+// for (int i = 0; i < bi.getWidth(); i++) {
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+// for (int j = 0; j < bi.getHeight(); j++) {
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+// int color = bi.getRGB(i, j);
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+// Color oriColor = new Color(color);
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+// int red = oriColor.getRed();
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+// int greed = oriColor.getGreen();
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+// int blue = oriColor.getBlue();
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+// if (red == 254 && greed == 254 && blue == 254) {
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+// continue;
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+// }
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+// if (red > 220 && greed > 180 && blue > 80) {
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+// bi.setRGB(i, j, wColor.getRGB());
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+// }
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+// if (red <= 240 && greed >= 200 && blue >= 150) {
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+// bi.setRGB(i, j, wColor.getRGB());
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+// }
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+// }
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+// }
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+// }
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+// public static void imgOfPdf(String filepath, List<String> imgUrl) {
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+//
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+// try {
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+// //输出pdf文件路径
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+// String pdfUrl = filepath;
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+// //生成pdf
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+// File file = Pdf(imgUrl, pdfUrl);
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+// file.createNewFile();
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+// } catch (IOException e) {
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+// e.printStackTrace();
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+// }
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+// }
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+// public static File Pdf(List<String> imageUrllist, String mOutputPdfFileName) {
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+// //new一个pdf文档
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+// Document doc = new Document(PageSize.A4, 0, 0, 0, 0);
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+// try {
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+// //pdf写入
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+// PdfWriter.getInstance(doc, new FileOutputStream(mOutputPdfFileName));
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+// //打开文档
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+// doc.open();
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+// //循环图片List，将图片加入到pdf中
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+// for (int i = 0; i < imageUrllist.size(); i++) {
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+// //在pdf创建一页
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+// doc.newPage();
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+// //通过文件路径获取image
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+// Image png1 = Image.getInstance(imageUrllist.get(i));
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+// float height = png1.getHeight();
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+// float width = png1.getWidth();
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+// int percent = getPercent2(height, width);
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+// png1.setAlignment(Image.MIDDLE);
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+// // 表示是原来图像的比例;
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+// png1.scalePercent(percent + 3);
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+// doc.add(png1);
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+// }
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+// doc.close();
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+// } catch (FileNotFoundException e) {
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+// e.printStackTrace();
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+// } catch (DocumentException e) {
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+// e.printStackTrace();
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+// } catch (IOException e) {
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+// e.printStackTrace();
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+// }
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+// //输出流
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+// File mOutputPdfFile = new File(mOutputPdfFileName);
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+// if (!mOutputPdfFile.exists()) {
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+// mOutputPdfFile.deleteOnExit();
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+// return null;
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+// }
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+// //反回文件输出流
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+// return mOutputPdfFile;
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+// }
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+// public static int getPercent2(float h, float w) {
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+// int p = 0;
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+// float p2 = 0.0f;
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+// p2 = 450 / w * 100;
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+// p = Math.round(p2);
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+// return p;
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+// }
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//}
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