Einsam/PDF3D
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尝试pdf中添加视点

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This commit is contained in:
Zhuangkh 2023-05-11 15:06:02 +08:00
parent 6451f0d13e
commit 00282c60bf
1 changed files with 20 additions and 16 deletions
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36
PDFGenerator/Program.cs
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@ -16,26 +16,26 @@ public class Program
static void Main(string[] args)
{
GenerateU3D(args[0], args[1]);
GeneratePDF(args[0], args[1]);
}
public static void GenerateU3D(string idtf, string pdf)
public static void GenerateU3D(string idtf, string u3d)
{
var temp = System.IO.Path.GetTempFileName();
System.Diagnostics.Process exep = new System.Diagnostics.Process();
System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo();
startInfo.FileName = IDTFTool;
startInfo.Arguments = $"-input \"{idtf}\" -output \"{temp}\"";
startInfo.Arguments = $"-input \"{idtf}\" -output \"{u3d}\"";
startInfo.CreateNoWindow = true;
startInfo.UseShellExecute = false;
exep.StartInfo = startInfo;
exep.Start();
exep.WaitForExit();
GeneratePDF(temp, pdf);
}
public static void GeneratePDF(string u3d, string pdf)
public static void GeneratePDF(string idtf, string pdf)
{
var u3d = System.IO.Path.GetTempFileName();
GenerateU3D(idtf, u3d);
var writer = new PdfWriter(pdf);
PdfDocument pdfDoc = new PdfDocument(writer);
var size = PageSize.A4;
@ -43,23 +43,27 @@ public class Program
Document doc = new Document(pdfDoc);
Rectangle rect = new Rectangle(50, 50, size.GetWidth() - 100, size.GetHeight() - 100);
PdfStream stream3D = new PdfStream(pdfDoc, new FileStream(u3d, FileMode.Open));
stream3D.Put(PdfName.Type, new PdfName("3D"));
stream3D.Put(PdfName.Subtype, new PdfName("U3D"));
stream3D.SetCompressionLevel(CompressionConstants.DEFAULT_COMPRESSION);
stream3D.Flush();
PdfDictionary dict3D = new PdfDictionary();
dict3D.Put(PdfName.Type, new PdfName("3DView"));
dict3D.Put(new PdfName("XN"), new PdfString("Default"));
dict3D.Put(new PdfName("IN"), new PdfString("Unnamed"));
dict3D.Put(new PdfName("XN"), new PdfString("SHITTTTTTT"));
//dict3D.Put(new PdfName("IN"), new PdfString("Unnamed"));
dict3D.Put(new PdfName("MS"), PdfName.M);
dict3D.Put(new PdfName("C2W"),
new PdfArray(new float[] { 1, 0, 0, 0, 0, -1, 0, 1, 0, 3, -235, 28 }));
dict3D.Put(PdfName.CO, new PdfNumber(235));
//dict3D.Put(PdfName.CO, new PdfNumber(235));
PdfStream stream3D = new PdfStream(pdfDoc, new FileStream(u3d, FileMode.Open));
stream3D.Put(PdfName.Type, new PdfName("3D"));
stream3D.Put(PdfName.Subtype, new PdfName("U3D"));
stream3D.Put(new PdfName("VA"), new PdfArray(new PdfDictionary[] { dict3D }));
stream3D.SetCompressionLevel(CompressionConstants.DEFAULT_COMPRESSION);
stream3D.Flush();
Pdf3DAnnotation annot = new Pdf3DAnnotation(rect, stream3D);
annot.SetContents(new PdfString("3D Model"));
annot.SetContents(new PdfString("3D Model"));
annot.SetDefaultInitialView(dict3D);
var page = pdfDoc.AddNewPage(size).SetRotation(90);
page.AddAnnotation(annot);