122 lines
4.8 KiB
C#
122 lines
4.8 KiB
C#
using iText.IO.Image;
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using iText.Kernel.Geom;
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using iText.Kernel.Pdf;
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using iText.Kernel.Pdf.Annot;
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using iText.Kernel.Pdf.Canvas;
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using iText.Layout;
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using iText.Layout.Element;
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using Newtonsoft.Json;
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using Org.BouncyCastle.Utilities.IO;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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public class Program
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{
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public static string IDTFTool = Directory.GetParent(Assembly.GetExecutingAssembly().Location) + @"\\IDTFTool\\IDTFConverter.exe";
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static void Main(string[] args)
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{
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GeneratePDF(args[0], args[1], args[2]);
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}
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public static void GenerateU3D(string idtf, string u3d)
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{
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System.Diagnostics.Process exep = new System.Diagnostics.Process();
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System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo();
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startInfo.FileName = IDTFTool;
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startInfo.Arguments = $"-input \"{idtf}\" -output \"{u3d}\"";
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startInfo.CreateNoWindow = true;
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startInfo.UseShellExecute = false;
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exep.StartInfo = startInfo;
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exep.Start();
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exep.WaitForExit();
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}
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public static void GeneratePDF(string idtf, string view, string pdf)
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{
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var u3d = System.IO.Path.GetTempPath() + System.IO.Path.GetRandomFileName();
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GenerateU3D(idtf, u3d);
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var writer = new PdfWriter(pdf);
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PdfDocument pdfDoc = new PdfDocument(writer);
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var size = PageSize.A4;
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Document doc = new Document(pdfDoc);
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var views = Generate3DView(view);
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PdfStream stream3D = new PdfStream(pdfDoc, new FileStream(u3d, FileMode.Open));
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stream3D.Put(PdfName.Type, new PdfName("3D"));
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stream3D.Put(PdfName.Subtype, new PdfName("U3D"));
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stream3D.Put(new PdfName("VA"), new PdfArray(views.ToArray()));
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stream3D.SetCompressionLevel(CompressionConstants.DEFAULT_COMPRESSION);
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stream3D.Flush();
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Rectangle rect = new Rectangle(50, 50, size.GetWidth() - 100, size.GetHeight() - 100);
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Pdf3DAnnotation annot = new Pdf3DAnnotation(rect, stream3D);
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annot.SetContents(new PdfString("3D Model"));
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annot.Put(PdfName._3DV, PdfName.L);//default view
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var page = pdfDoc.AddNewPage(size).SetRotation(90);
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page.AddAnnotation(annot);
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//logo
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ImageData imageData = ImageDataFactory.Create(System.IO.Directory.GetParent(Assembly.GetExecutingAssembly().Location) + "\\logo.png");
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Image image = new Image(imageData);
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image.SetHeight(25);
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image.SetMarginLeft(-20);
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image.SetMarginTop(-20);
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image.SetRotationAngle(Math.PI / 2);
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doc.Add(image);
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// 关闭文档
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pdfDoc.Close();
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doc.Close();
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}
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private static List<PdfDictionary> Generate3DView(string view)
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{
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List<PdfDictionary> list = new List<PdfDictionary>();
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string viewStr = File.ReadAllText(view);
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var views = JsonConvert.DeserializeObject<List<IDTF.Net.View>>(viewStr);
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foreach (var item in views)
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{
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if (item.Parents.Any())
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{
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PdfDictionary dict3D = new PdfDictionary();
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dict3D.Put(PdfName.Type, new PdfName("3DView"));
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dict3D.Put(new PdfName("XN"), new PdfString(item.Name));
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dict3D.Put(new PdfName("IN"), new PdfString(item.Name));
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dict3D.Put(new PdfName("RM"), RenderMode());
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dict3D.Put(new PdfName("LS"), RenderLight());
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dict3D.Put(new PdfName("MS"), PdfName.M);
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dict3D.Put(new PdfName("C2W"),
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new PdfArray(new double[] { item.Parents[0].Transform.c0r0, item.Parents[0].Transform.c0r1, item.Parents[0].Transform.c0r2,
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item.Parents[0].Transform.c1r0, item.Parents[0].Transform.c1r1, item.Parents[0].Transform.c1r2,
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item.Parents[0].Transform.c2r0, item.Parents[0].Transform.c2r1, item.Parents[0].Transform.c2r2,
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item.Parents[0].Transform.c3r0, item.Parents[0].Transform.c3r1, item.Parents[0].Transform.c3r2 }));
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dict3D.Flush();
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list.Add(dict3D);
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}
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}
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return list;
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}
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private static PdfDictionary RenderMode()
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{
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PdfDictionary dict3D = new PdfDictionary();
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dict3D.Put(PdfName.Type, new PdfName("3DRenderMode"));
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dict3D.Put(PdfName.Subtype, new PdfName("SolidOutline"));
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return dict3D;
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}
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private static PdfDictionary RenderLight()
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{
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PdfDictionary dict3D = new PdfDictionary();
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dict3D.Put(PdfName.Type, new PdfName("3DLightingScheme"));
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dict3D.Put(PdfName.Subtype, new PdfName("Day"));
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return dict3D;
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}
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}
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