130 lines
4.2 KiB
C#
130 lines
4.2 KiB
C#
using DocumentFormat.OpenXml.Packaging;
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using DocumentFormat.OpenXml;
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using SchoolBusinessLogics.OfficePackage.HelperEnums;
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using SchoolBusinessLogics.OfficePackage.HelperModels;
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using MigraDoc.DocumentObjectModel;
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using MigraDoc.DocumentObjectModel.Tables;
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using MigraDoc.Rendering;
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namespace SchoolBusinessLogics.OfficePackage.Implements
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{
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public class SaveToPdf : AbstractSaveToPdf
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{
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private Document? _document;
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private Section? _section;
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private Table? _table;
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private static ParagraphAlignment GetParagraphAlignment(PdfParagraphAlignmentType type)
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{
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return type switch
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{
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PdfParagraphAlignmentType.Center => ParagraphAlignment.Center,
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PdfParagraphAlignmentType.Left => ParagraphAlignment.Left,
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PdfParagraphAlignmentType.Rigth => ParagraphAlignment.Right,
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_ => ParagraphAlignment.Justify,
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};
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}
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/// <summary>
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/// Создание стилей для документа
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/// </summary>
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/// <param name="document"></param>
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private static void DefineStyles(Document document)
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{
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var style = document.Styles["Normal"];
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style.Font.Name = "Times New Roman";
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style.Font.Size = 14;
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style = document.Styles.AddStyle("NormalTitle", "Normal");
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style.Font.Bold = true;
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}
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protected override void CreatePdf(PdfInfo info)
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{
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_document = new Document();
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DefineStyles(_document);
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_section = _document.AddSection();
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}
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protected override void CreateParagraph(PdfParagraph pdfParagraph)
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{
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if (_section == null)
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{
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return;
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}
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var paragraph = _section.AddParagraph(pdfParagraph.Text);
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paragraph.Format.SpaceAfter = "1cm";
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paragraph.Format.Alignment = GetParagraphAlignment(pdfParagraph.ParagraphAlignment);
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paragraph.Style = pdfParagraph.Style;
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}
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protected override void CreateTable(List<string> columns)
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{
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if (_document == null)
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{
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return;
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}
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_table = _document.LastSection.AddTable();
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foreach (var elem in columns)
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{
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_table.AddColumn(elem);
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}
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}
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protected override void CreateRow(PdfRowParameters rowParameters)
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{
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if (_table == null)
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{
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return;
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}
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var row = _table.AddRow();
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for (int i = 0; i < rowParameters.Texts.Count; ++i)
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{
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row.Cells[i].AddParagraph(rowParameters.Texts[i]);
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if (!string.IsNullOrEmpty(rowParameters.Style))
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{
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row.Cells[i].Style = rowParameters.Style;
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}
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Unit borderWidth = 0.5;
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row.Cells[i].Borders.Left.Width = borderWidth;
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row.Cells[i].Borders.Right.Width = borderWidth;
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row.Cells[i].Borders.Top.Width = borderWidth;
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row.Cells[i].Borders.Bottom.Width = borderWidth;
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row.Cells[i].Format.Alignment = GetParagraphAlignment(rowParameters.ParagraphAlignment);
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row.Cells[i].VerticalAlignment = VerticalAlignment.Center;
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}
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}
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protected override void SavePdf(PdfInfo info)
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{
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System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
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var renderer = new PdfDocumentRenderer(true)
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{
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Document = _document
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};
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renderer.RenderDocument();
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if (info.Stream != null)
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{
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renderer.PdfDocument.Save(info.Stream);
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}
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else if (info.FileName != null)
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{
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renderer.PdfDocument.Save(info.FileName);
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}
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else
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{
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throw new ArgumentException("Книга не может быть создана поскольку не было указано ни имя файла, ни поток, куда файл сохранится", nameof(info));
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}
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}
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}
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}
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