185 lines
9.4 KiB
C#
185 lines
9.4 KiB
C#
using iText.IO.Font;
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using iText.IO.Image;
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using iText.Kernel.Colors;
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using iText.Kernel.Font;
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using iText.Kernel.Geom;
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using iText.Kernel.Pdf;
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using iText.Layout;
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using iText.Layout.Element;
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using iText.Layout.Properties;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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namespace PDFGenerateApi
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{
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[Route("api/[controller]")]
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[ApiController]
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public class PdfController : ControllerBase
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{
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//[HttpGet("generate")]
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//public IActionResult GeneratePdf()
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//{
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// // 创建内存流
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// using (var stream = new MemoryStream())
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// {
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// // 创建 PDF Writer
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// PdfWriter writer = new PdfWriter(stream);
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// PdfDocument pdf = new PdfDocument(writer);
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// // 设置页面大小为横向 A4
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// PageSize pageSize = PageSize.A4.Rotate();
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// // 设置页面大小为 A4
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// pdf.SetDefaultPageSize(pageSize);
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// Document document = new Document(pdf);
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// // 加载中文字体
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// string fontsPath = System.IO.Path.Combine(Directory.GetCurrentDirectory(), "wwwroot", "fonts", "AlimamaDongFangDaKai-Regular.otf");
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// if (!System.IO.File.Exists(fontsPath))
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// {
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// // _logger.LogError($"Font file not found at path: {fontsPath}");
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// return NotFound("Font file not found.");
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// }
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// PdfFont font = PdfFontFactory.CreateFont(fontsPath, PdfEncodings.IDENTITY_H, PdfFontFactory.EmbeddingStrategy.PREFER_EMBEDDED);
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// // 加载 logo 图像
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// string logoPath = "https://i5.youzy.cn/util4y/media/files/20231026/7840b6f1f30c413eade15babc70be26e_%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20230811154443.png"; // 确保 logo.png 放在 wwwroot 目录下
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// ImageData imageData = ImageDataFactory.Create(logoPath);
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// Image logo = new Image(imageData);
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// logo.SetWidth(124);
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// logo.SetHeight(40);
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// // 将 logo 添加到文档中
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// document.Add(logo);
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// // 添加标题
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// Paragraph title = new Paragraph("志愿表2 山东 张三 1段 560分 -位 物/化/生")
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// .SetTextAlignment(TextAlignment.CENTER)
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// .SetFont(font)
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// .SetBold()
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// .SetFontSize(16)
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// .SetMarginTop(20)
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// .SetMarginBottom(5);
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// document.Add(title);
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// // 添加标题下方内容
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// Paragraph subtitle = new Paragraph(string.Format("最后修改时间:{0}", DateTime.Now.ToString("yyyy-MM-dd HH:mm")))
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// .SetTextAlignment(TextAlignment.CENTER)
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// .SetFont(font)
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// .SetFontColor(ColorConstants.GRAY) // 设置字体颜色为灰色
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// .SetFontSize(12)
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// .SetMarginBottom(20);
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// document.Add(subtitle);
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// // 创建一个 8列的表格，设置表格宽度为 100% 以适应页面宽度
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// // 创建一个包含九列的表格，并设置每列的宽度
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// // float[] columnWidths = { 0.5f, 0.5f, 1, 2, 1, 1, 1, 1, 1 };
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// Table universitytable = new Table(9);
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// universitytable.SetWidth(UnitValue.CreatePercentValue(100));
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// // 添加表头
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// string[] unversityheaders = { "志愿", "概率", "院校代码", "院校名称", "24招生计划", "历年", "2023", "2022", "2021" };
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// int h = 0;
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// foreach (var header in unversityheaders)
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// {
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// h++;
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// if (h == 4)
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// {
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// universitytable.AddHeaderCell(new Cell().Add(new Paragraph(header).SetWidth(85).SetFont(font).SetBold().SetTextAlignment(TextAlignment.CENTER)));
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// }
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// else
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// {
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// universitytable.AddHeaderCell(new Cell().Add(new Paragraph(header).SetFont(font).SetBold().SetTextAlignment(TextAlignment.CENTER)));
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// }
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// }
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// // 可选：添加表格数据，这里仅作为示例
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// for (int i = 1; i <= 1; i++)
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// {
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// universitytable.AddCell(new Cell().Add(new Paragraph(i.ToString()).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("0.9").SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("A999").SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("山东师范大学(本科)(山东公办)省重点 保研 研究生院 省部共建山东 济南市/综合/公办/排名190" + i).SetWidth(85).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("100").SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("历史数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("2023数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("2022数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// universitytable.AddCell(new Cell().Add(new Paragraph("2021数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// }
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// document.Add(universitytable);
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// // float[] columnWidths = { 0.5f, 0.5f, 1, 2, 1, 1, 1, 1, 1 };
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// Table majortable = new Table(9);
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// majortable.SetWidth(UnitValue.CreatePercentValue(100));
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// // 添加表头
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// string[] majorlistheaders = { "序号", "概率", "专业代码", "专业名称", "24招生计划", "历年", "2023", "2022", "2021" };
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// foreach (var header in majorlistheaders)
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// {
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// majortable.AddHeaderCell(new Cell().Add(new Paragraph(header).SetFont(font).SetBold().SetTextAlignment(TextAlignment.CENTER)));
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// }
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// for (int i = 1; i <= 5; i++)
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// {
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// majortable.AddCell(new Cell().Add(new Paragraph(i.ToString()).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("0.9").SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("QL").SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("垫子信息技术" + i).SetWidth(85).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("20").SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("录取人数\n计划人数\n最低分\n最低位次\n效位差" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("2023数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("2022数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// majortable.AddCell(new Cell().Add(new Paragraph("2021数据" + i).SetFont(font).SetTextAlignment(TextAlignment.CENTER)));
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// }
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// document.Add(majortable);
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// // 将表格添加到文档中
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// // 关闭文档
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// document.Close();
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// // 返回 PDF 文件
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// return File(stream.ToArray(), "application/pdf", "table_example_with_logo_and_title.pdf");
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// }
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//}
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/// <summary>
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///
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/// </summary>
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/// <param name="dto"></param>
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/// <returns></returns>
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[HttpGet("generate")]
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public IActionResult Generate()
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{
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// 加载中文字体
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string fontsPath = System.IO.Path.Combine(Directory.GetCurrentDirectory(), "wwwroot", "fonts", "NotoSansCJKsc-Regular.otf");
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string[] unversityheaders = { "志愿", "概率", "院校代码", "院校名称", "24招生计划", "历年", "2023", "2022", "2021" };
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var stream = PdfOptHelper.CreatePdf(fontsPath, "test", unversityheaders.ToList(), new List<PdfOptHelper.dataModel>() {
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new PdfOptHelper.dataModel()
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{ id=1,
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history="录取人数\n计划人数\n最低分\n最低位次\n效位差",
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planName="A222",
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probability="90%",
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universityCode="A99",
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universityName="中科大大家四大石窟记得哈就开始大肆扩大数据库",
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years=new List<string>(){"2023", "2022", "2021" }
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}
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});
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// 返回 PDF 文件
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return File(stream.ToArray(), "application/pdf", "table_example_with_logo_and_title.pdf");
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}
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}
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}
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