public virtual iText.Kernel.Pdf.PdfPage AddAnnotation(int index, PdfAnnotation annotation, bool tagAnnotation
)
{
if (GetDocument().IsTagged() && tagAnnotation)
{
TagTreePointer tagPointer = GetDocument().GetTagStructureContext().GetAutoTaggingPointer();
iText.Kernel.Pdf.PdfPage prevPage = tagPointer.GetCurrentPage();
// TODO what about if current tagging stream is set
tagPointer.SetPageForTagging(this).AddAnnotationTag(annotation);
if (prevPage != null)
{
tagPointer.SetPageForTagging(prevPage);
}
}
PdfArray annots = GetAnnots(true);
if (index == -1)
{
annots.Add(annotation.SetPage(this).GetPdfObject());
}
else
{
annots.Add(index, annotation.SetPage(this).GetPdfObject());
}
if (annots.GetIndirectReference() == null)
{
SetModified();
}
return(this);
}
// ---------------------------------------------------------------------------
public void Write(Stream stream)
{
// step 1
using (Document document = new Document()) {
// step 2
PdfWriter writer = PdfWriter.GetInstance(document, stream);
// step 3
document.Open();
// step 4
Rectangle rect = new Rectangle(100, 400, 500, 800);
rect.Border = Rectangle.BOX;
rect.BorderWidth = 0.5f;
rect.BorderColor = new BaseColor(0xFF, 0x00, 0x00);
document.Add(rect);
PdfIndirectObject streamObject = null;
using (FileStream fs =
new FileStream(RESOURCE, FileMode.Open, FileAccess.Read))
{
PdfStream stream3D = new PdfStream(fs, writer);
stream3D.Put(PdfName.TYPE, new PdfName("3D"));
stream3D.Put(PdfName.SUBTYPE, new PdfName("U3D"));
stream3D.FlateCompress();
streamObject = writer.AddToBody(stream3D);
stream3D.WriteLength();
}
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("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));
PdfIndirectObject dictObject = writer.AddToBody(dict3D);
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.Put(PdfName.CONTENTS, new PdfString("3D Model"));
annot.Put(PdfName.SUBTYPE, new PdfName("3D"));
annot.Put(PdfName.TYPE, PdfName.ANNOT);
annot.Put(new PdfName("3DD"), streamObject.IndirectReference);
annot.Put(new PdfName("3DV"), dictObject.IndirectReference);
PdfAppearance ap = writer.DirectContent.CreateAppearance(
rect.Width, rect.Height
);
annot.SetAppearance(PdfAnnotation.APPEARANCE_NORMAL, ap);
annot.SetPage();
writer.AddAnnotation(annot);
}
}
public void SaveComments(string namePDF, int page)
{
string oldFile = namePDF;
string newFile = "temporal.pdf";
PdfReader pdfReader = new PdfReader(oldFile);
PdfStamper pdfStamper = new PdfStamper(pdfReader, new FileStream(newFile, FileMode.Create));
Point[] finalcoor = coorComentario.ToArray();
for (int i = 1; i <= cantComentarios; i++)
{
string imageURL = directorio + "\\comment" + i + ".jpg";
Stream inputImageStream = new FileStream(imageURL, FileMode.Open, FileAccess.Read, FileShare.Read);
iTextSharp.text.Image image = iTextSharp.text.Image.GetInstance(inputImageStream);
//int xpos = finalcoor[i - 1].X;
//int ypos = finalcoor[i - 1].Y;
Console.WriteLine("estas son las coordenadas" + finalcoor[i - 1].X + " y " + finalcoor[i - 1].Y);
int xpos = 100;
int ypos = 100;
iTextSharp.text.Rectangle rect = new iTextSharp.text.Rectangle(35 + xpos, 650 - ypos, 35 + xpos + Convert.ToSingle(image.Width * 0.5), 650 - ypos + Convert.ToSingle(image.Height * 0.5));
PdfAnnotation pdfStamp = PdfAnnotation.CreateStamp(pdfStamper.Writer, rect, null, Guid.NewGuid().ToString());
image.SetAbsolutePosition(0, 0);
PdfAppearance app = pdfStamper.GetOverContent(1).CreateAppearance(Convert.ToSingle(image.Width * 0.5), Convert.ToSingle(image.Height * 0.5));
image.ScalePercent(50);
app.AddImage(image);
pdfStamp.SetAppearance(PdfName.N, app);
pdfStamp.SetPage();
pdfStamp.Flags = PdfAnnotation.FLAGS_PRINT;
pdfStamper.AddAnnotation(pdfStamp, 1);
}
pdfStamper.Close();
pdfReader.Close();
File.Replace(newFile, oldFile, @"backup.pdf.bac");
Console.WriteLine("Pdf modificado con exito, se ha guardado un backup de la versión anterior ");
//axAcroPDF1.src = "C:\\Users\\Denisse\\Desktop\\prototipos\\prot2_ReconocerTexto\\prot2_ReconocerTexto\\bin\\Debug\\ejemploOK.pdf";
}