public static void AddImageAsPage()
{
PdfDocument document = new PdfDocument();
using (Stream imgStream = File.OpenRead("sample.jpg"))
{
iDiTect.Pdf.Resources.ImageSource image = new iDiTect.Pdf.Resources.ImageSource(imgStream);
//Create a new page with image's size
PdfPage page = new PdfPage();
page.Size = new Size(image.Width, image.Height);
PageContentBuilder builder = new PageContentBuilder(page);
//draw image to page at position (0,0)
builder.DrawImage(image);
document.Pages.Add(page);
}
using (FileStream fs = File.OpenWrite("ConvertImageToPdf.pdf"))
{
PdfFile pdfFile = new PdfFile();
pdfFile.Export(document, fs);
}
}
public static void AddImageWatermark()
{
PdfFile pdfFile = new PdfFile();
PdfDocument document;
using (FileStream fs = File.OpenRead("sample.pdf"))
{
//Read pdf document from stream
document = pdfFile.Import(fs);
}
//Get first page of pdf
PdfPage page = document.Pages[0];
PageContentBuilder builder = new PageContentBuilder(page);
//Set watermark image position
builder.Position.Translate(100, 100);
using (Stream stream = File.OpenRead("watermark.png"))
{
//Insert watermark image as original size
builder.DrawImage(stream);
//Insert watermark image in customized size
//builder.DrawImage(stream, new Size(80, 80));
}
using (FileStream fs = File.OpenWrite("ImageWatermark.pdf"))
{
pdfFile.Export(document, fs);
}
}
public static void AddImage()
{
PdfFile pdfFile = new PdfFile();
PdfDocument document;
using (FileStream fs = File.OpenRead("sample.pdf"))
{
//Read pdf document from stream
document = pdfFile.Import(fs);
}
//Get first page of pdf
PdfPage page = document.Pages[0];
//Create page level builder
PageContentBuilder builder = new PageContentBuilder(page);
//Add image using builder's DrawImage directly
using (Stream imgStream = File.OpenRead("sample.jpg"))
{
//Set image position
builder.Position.Translate(100, 100);
//insert image as original size
builder.DrawImage(imgStream);
//insert image with customized size
//builder.DrawImage(imgStream, new Size(80, 80));
}
//Add image using Block object
using (Stream imgStream = File.OpenRead("sample2.jpg"))
{
//Set image position
builder.Position.Translate(100, 400);
Block block = new Block();
//insert image as original size
//block.InsertImage(imgStream);
//insert image with customized size
block.InsertImage(imgStream, new Size(100, 100));
builder.DrawBlock(block);
}
using (FileStream fs = File.OpenWrite("InsertImage.pdf"))
{
pdfFile.Export(document, fs);
}
}
public static void AddImageSignature2PDF()
{
PdfFile pdfFile = new PdfFile();
PdfDocument document = pdfFile.Import(File.ReadAllBytes("sample.pdf"));
//Input your certificate and password
X509Certificate2 certificate = new X509Certificate2("test.pfx", "iditect");
//First you need create a SignatureField with unique name
SignatureField signatureField = new SignatureField("iDiTect Sign Field");
//Add signature object to a signature field, so we can add a visualization to it
signatureField.Signature = new Signature(certificate);
//Add signature info as need
signatureField.Signature.Properties.Reason = "Sign by iDiTect";
signatureField.Signature.Properties.Location = "World Wide Web";
signatureField.Signature.Properties.ContactInfo = "1234567";
//Apply a visible signature widiget to represent the contents of the signature field.
SignatureWidget widget = signatureField.Widgets.AddWidget();
//Set signature position and size
widget.Rect = new System.Windows.Rect(new System.Windows.Point(200, 200), new System.Windows.Size(50, 50));
widget.RecalculateContent();
//Customize signature appearance, insert an image as signature displaying
PageContentBuilder signatureAppearance = new PageContentBuilder(widget.Content.NormalContentSource);
using (Stream imgStream = File.OpenRead("sample.jpg"))
{
signatureAppearance.DrawImage(imgStream);
}
//Add this signature to first PDF page
document.Pages[0].Annotations.Add(widget);
document.AcroForm.FormFields.Add(signatureField);
//Digital sign feature need the stream support reading, so you have to use ReadWrite mode here
using (FileStream fs = new FileStream("signed.pdf", FileMode.Create, FileAccess.ReadWrite))
{
pdfFile.Export(document, fs);
}
}
