package com.ruoyi.cwgl.utils;
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import com.itextpdf.text.*;
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import com.itextpdf.text.pdf.*;
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import com.ruoyi.common.config.RuoYiConfig;
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import com.ruoyi.cwgl.domain.vo.DispatchOrderAttachmentVo;
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import java.io.FileOutputStream;
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import java.net.URL;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Optional;
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import java.util.UUID;
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public class MultiPagePdfWithImageUtils {
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public static String createPdf(List<DispatchOrderAttachmentVo> dispatchOrderAttachmentVos, String no) throws Exception {
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String fileName = no+ "_凭证_"+ UUID.randomUUID() +".pdf";
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String path = RuoYiConfig.getDownloadPath() + fileName;
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Document document = new Document(PageSize.A4, 36, 36, 36, 36);
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PdfWriter writer = PdfWriter.getInstance(document, Files.newOutputStream(Paths.get(path)));
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document.open();
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BaseFont baseFont = BaseFont.createFont("simhei.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
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Font font = new Font(baseFont, 11, Font.NORMAL);
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int totalPages = dispatchOrderAttachmentVos.size();
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for (int i = 0; i < totalPages; i++) {
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if (i > 0) document.newPage();
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DispatchOrderAttachmentVo dispatchOrderAttachmentVo = dispatchOrderAttachmentVos.get(i);
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String currency = Optional.ofNullable(dispatchOrderAttachmentVo.getCurrency()).orElse("人民币");
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String currentStr;
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if ("人民币".equals(currency)){
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currentStr = "总金额：港币 0；人民币："+dispatchOrderAttachmentVo.getAccount()+";";
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}else{
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currentStr = "总金额：港币 "+dispatchOrderAttachmentVo.getAccount()+"；人民币：0；";
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}
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PdfPTable wrapperTable = new PdfPTable(1);
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wrapperTable.setWidthPercentage(100);
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wrapperTable.setKeepTogether(true);
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// ▶ 页眉表格
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PdfPTable headerTable = new PdfPTable(2);
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headerTable.setWidthPercentage(100);
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headerTable.setWidths(new int[]{3, 2});
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headerTable.addCell(createCell("调度单号："+no, font));
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headerTable.addCell(createCell(currentStr, font));
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PdfPCell headerCell = new PdfPCell(headerTable);
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headerCell.setBorder(Rectangle.BOX);
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wrapperTable.addCell(headerCell);
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// ▶ 图片
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Image image = Image.getInstance(new URL(dispatchOrderAttachmentVo.getImageUrl()));
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// 限制图片最大尺寸
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float maxImgWidth = 500f;
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float maxImgHeight = 700f;
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image.scaleToFit(maxImgWidth, maxImgHeight);
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image.setAlignment(Image.ALIGN_CENTER);
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// 创建图片单元格并设置固定高度（确保整体表格不分页）
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PdfPCell imageCell = new PdfPCell();
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imageCell.setPadding(10);
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imageCell.setBorder(Rectangle.BOX);
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imageCell.setFixedHeight(maxImgHeight + 20); // 加一点 padding 空间
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imageCell.setHorizontalAlignment(Element.ALIGN_CENTER);
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imageCell.setVerticalAlignment(Element.ALIGN_MIDDLE);
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imageCell.addElement(image);
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wrapperTable.addCell(imageCell);
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// ▶ 页脚表格
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PdfPTable footerTable = new PdfPTable(4);
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footerTable.setWidthPercentage(100);
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footerTable.setWidths(new int[]{3, 2, 2, 3});
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footerTable.addCell(createCell("费用类："+dispatchOrderAttachmentVo.getFeeItem(), font));
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footerTable.addCell(createCell("金额："+dispatchOrderAttachmentVo.getAccount(), font));
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footerTable.addCell(createCell("币制："+dispatchOrderAttachmentVo.getCurrency(), font));
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footerTable.addCell(createCell("第 " + (i + 1) + " 页 / 共 " + totalPages + " 页", font));
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PdfPCell footerCell = new PdfPCell(footerTable);
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footerCell.setBorder(Rectangle.BOX);
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wrapperTable.addCell(footerCell);
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// 添加总表格
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document.add(wrapperTable);
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}
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document.close();
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writer.close();
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System.out.println("PDF 生成成功！");
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return path;
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}
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public static void main(String[] args) throws Exception {
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Document document = new Document(PageSize.A4, 36, 36, 36, 36);
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PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("bordered_receipt.pdf"));
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document.open();
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BaseFont baseFont = BaseFont.createFont("simhei.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
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Font font = new Font(baseFont, 11, Font.NORMAL);
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List<String> imageUrls = Arrays.asList(
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"https://xiongbenda-shengzheng.oss-cn-shenzhen.aliyuncs.com/cz/ImageViewServlet%20%281%29.gif",
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"https://xiongbenda-shengzheng.oss-cn-shenzhen.aliyuncs.com/cz/ImageViewServlet.gif"
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);
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int totalPages = imageUrls.size();
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for (int i = 0; i < totalPages; i++) {
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if (i > 0) document.newPage();
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// ▶ 构造一个总表格（3行，1列），包住所有内容，控制边框与分页
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PdfPTable wrapperTable = new PdfPTable(1);
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wrapperTable.setWidthPercentage(100);
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wrapperTable.setKeepTogether(true);
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// ▶ 页眉表格
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PdfPTable headerTable = new PdfPTable(2);
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headerTable.setWidthPercentage(100);
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headerTable.setWidths(new int[]{3, 2});
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headerTable.addCell(createCell("调度单号：LD2507260028", font));
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headerTable.addCell(createCell("总金额：港币 280；人民币：0", font));
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PdfPCell headerCell = new PdfPCell(headerTable);
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headerCell.setBorder(Rectangle.BOX);
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wrapperTable.addCell(headerCell);
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// ▶ 图片
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Image image = Image.getInstance(new URL(imageUrls.get(i)));
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// 限制图片最大尺寸
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float maxImgWidth = 500f;
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float maxImgHeight = 700f;
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image.scaleToFit(maxImgWidth, maxImgHeight);
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image.setAlignment(Image.ALIGN_CENTER);
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// 创建图片单元格并设置固定高度（确保整体表格不分页）
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PdfPCell imageCell = new PdfPCell();
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imageCell.setPadding(10);
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imageCell.setBorder(Rectangle.BOX);
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imageCell.setFixedHeight(maxImgHeight + 20); // 加一点 padding 空间
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imageCell.setHorizontalAlignment(Element.ALIGN_CENTER);
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imageCell.setVerticalAlignment(Element.ALIGN_MIDDLE);
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imageCell.addElement(image);
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wrapperTable.addCell(imageCell);
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// ▶ 页脚表格
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PdfPTable footerTable = new PdfPTable(4);
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footerTable.setWidthPercentage(100);
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footerTable.setWidths(new int[]{3, 2, 2, 3});
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footerTable.addCell(createCell("费用类：登记费 HKD", font));
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footerTable.addCell(createCell("金额：250.00", font));
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footerTable.addCell(createCell("币制：港币", font));
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footerTable.addCell(createCell("第 " + (i + 1) + " 页 / 共 " + totalPages + " 页", font));
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PdfPCell footerCell = new PdfPCell(footerTable);
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footerCell.setBorder(Rectangle.BOX);
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wrapperTable.addCell(footerCell);
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// 添加总表格
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document.add(wrapperTable);
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}
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document.close();
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writer.close();
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System.out.println("PDF 生成成功！");
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}
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// 默认左对齐、含内边距、含边框
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private static PdfPCell createCell(String text, Font font) {
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PdfPCell cell = new PdfPCell(new Phrase(text, font));
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cell.setPadding(6);
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cell.setHorizontalAlignment(Element.ALIGN_LEFT);
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cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
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return cell;
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}
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}
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