static void Main()
{
// Create new document
Document pdfDocument = new Document();
pdfDocument.RegistrationName = "demo";
pdfDocument.RegistrationKey = "demo";
// If you wish to load an existing document uncomment the line below and comment the Add page section instead
// pdfDocument.Load(@".\existing_document.pdf");
// Add page
Page page = new Page(PaperFormat.A4);
pdfDocument.Pages.Add(page);
// Add sample page content
SolidBrush brush = new SolidBrush();
Font font = new Font("Arial", 16);
RectangleF rect = new RectangleF(0, 50, page.Width, 100);
StringFormat stringFormat = new StringFormat();
stringFormat.HorizontalAlign = HorizontalAlign.Center;
page.Canvas.DrawString("Signature Test", font, brush, rect, stringFormat);
// Signing parameters
string certficateFile = ".\\demo_certificate.pfx";
string certficatePassword = "******";
// Optional parameters
string signingReason = "Approval";
string contactName = "John Smith";
string location = "Corporate HQ";
// Invisible signature
//pdfDocument.Sign(certficateFile, certficatePassword);
// Visible signature
RectangleF signatureRect = new RectangleF(400, 50, 150, 100);
pdfDocument.Sign(certficateFile, certficatePassword, signatureRect, signingReason, contactName, location);
// Save document to file
pdfDocument.Save("result.pdf");
// Cleanup
pdfDocument.Dispose();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main()
{
// Create new document
Document pdfDocument = new Document();
pdfDocument.RegistrationName = "demo";
pdfDocument.RegistrationKey = "demo";
// If you wish to load an existing document uncomment the line below and comment the Add page section instead
// pdfDocument.Load(@".\existing_document.pdf");
// Add page
Page page = new Page(PaperFormat.A4);
pdfDocument.Pages.Add(page);
// Draw simple text
Font font = new Font("Arial", 24);
Brush blackBrush = new SolidBrush();
page.Canvas.DrawString("Simple text.", font, blackBrush, 20, 20);
// Draw text with alignment in specified rectangle
StringFormat stringFormat = new StringFormat();
stringFormat.HorizontalAlign = HorizontalAlign.Right;
stringFormat.VerticalAlign = VerticalAlign.Bottom;
page.Canvas.DrawString("Aligned text", font, blackBrush, new RectangleF(20, 100, 200, 60), stringFormat);
page.Canvas.DrawRectangle(new SolidPen(), 20, 100, 200, 60);
// Draw colored text
Font boldFont = new Font("Arial", 32, true, false, false, false);
Brush redBrush = new SolidBrush(new ColorRGB(255, 0, 0));
Pen bluePen = new SolidPen(new ColorRGB(0, 0, 255));
page.Canvas.DrawString("Colored text", boldFont, redBrush, 20, 200);
page.Canvas.DrawString("Outlined colored text", boldFont, redBrush, bluePen, 20, 240);
page.Canvas.DrawString("Outlined transparent text", boldFont, bluePen, 20, 280);
// Save document to file
pdfDocument.Save("result.pdf");
// Cleanup
pdfDocument.Dispose();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main()
{
// Create new document
Document pdfDocument = new Document();
pdfDocument.RegistrationName = "demo";
pdfDocument.RegistrationKey = "demo";
// Add page
Page page = new Page(PaperFormat.A4);
pdfDocument.Pages.Add(page);
// Add sample page content
SolidBrush brush = new SolidBrush();
Font font = new Font("Arial", 16);
RectangleF rect = new RectangleF(0, 50, page.Width, 100);
StringFormat stringFormat = new StringFormat();
stringFormat.HorizontalAlign = HorizontalAlign.Center;
page.Canvas.DrawString("Signature Test", font, brush, rect, stringFormat);
// Signing parameters
string certficateFile = ".\\demo_certificate.pfx";
string certficatePassword = "******";
// Optional parameters
string signingReason = "Approval";
string contactName = "John Smith";
string location = "Corporate HQ";
// Invisible signature
//pdfDocument.Sign(certficateFile, certficatePassword);
// Visible signature
RectangleF signatureRect = new RectangleF(400, 50, 150, 100);
pdfDocument.Sign(certficateFile, certficatePassword, signatureRect, signingReason, contactName, location);
// Save document to file
pdfDocument.Save("result.pdf");
// Cleanup
pdfDocument.Dispose();
// Open document in default PDF viewer application
Process.Start("result.pdf");
}
static void Main()
{
// Create new document
Document pdfDocument = new Document();
pdfDocument.RegistrationName = "demo";
pdfDocument.RegistrationKey = "demo";
// Add page
Page page = new Page(PaperFormat.A4);
pdfDocument.Pages.Add(page);
// Draw simple text
Font font = new Font("Arial", 24);
Brush blackBrush = new SolidBrush();
page.Canvas.DrawString("Simple text.", font, blackBrush, 20, 20);
// Draw text with alignment in specified rectangle
StringFormat stringFormat = new StringFormat();
stringFormat.HorizontalAlign = HorizontalAlign.Right;
stringFormat.VerticalAlign = VerticalAlign.Bottom;
page.Canvas.DrawString("Aligned text", font, blackBrush, new RectangleF(20, 100, 200, 60), stringFormat);
page.Canvas.DrawRectangle(new SolidPen(), 20, 100, 200, 60);
// Draw colored text
Font boldFont = new Font("Arial", 32, true, false, false, false);
Brush redBrush = new SolidBrush(new ColorRGB(255, 0, 0));
Pen bluePen = new SolidPen(new ColorRGB(0, 0, 255));
page.Canvas.DrawString("Colored text", boldFont, redBrush, 20, 200);
page.Canvas.DrawString("Outlined colored text", boldFont, redBrush, bluePen, 20, 240);
page.Canvas.DrawString("Outlined transparent text", boldFont, bluePen, 20, 280);
// Save document to file
pdfDocument.Save("result.pdf");
// Cleanup
pdfDocument.Dispose();
// Open document in default PDF viewer app
Process.Start("result.pdf");
}
static void DrawTransparentText(Page documentPage, List <TextChunk> textChunks, string fontName = "Arial", float maxFontSize = 4f)
{
var stringFormat = new StringFormat();
var transparentBrush = new SolidBrush {
Opacity = 0
};
foreach (var textChunk in textChunks)
{
Font font = new Font(fontName, Math.Max(textChunk.Rect.Height, maxFontSize));
// Fit drawn text into chunk rectangle
float renderedWidth = font.GetTextWidth(textChunk.Text);
stringFormat.Scaling = textChunk.Rect.Width / renderedWidth * 100;
documentPage.Canvas.DrawString(textChunk.Text, font, transparentBrush,
textChunk.Rect.Left, textChunk.Rect.Top, stringFormat);
}
}
static void Main()
{
// Load document
Document pdfDocument = new Document(@".\RotatedPages.pdf");
pdfDocument.RegistrationName = "demo";
pdfDocument.RegistrationKey = "demo";
// If you wish to load an existing document uncomment the line below and comment the Add page section instead
// pdfDocument.Load(@".\existing_document.pdf");
string headerText = "Sample Header";
string footerText = "Sample Footer";
// Prepare StringFormat with Center text alignment
StringFormat stringFormat = new StringFormat {
HorizontalAlign = HorizontalAlign.Center
};
// Prepare drawing tools
Font font = new Font(StandardFonts.Helvetica, 9);
Brush brush = new SolidBrush(new ColorRGB(255, 0, 0));
for (int i = 0; i < pdfDocument.Pages.Count; ++i)
{
Page page = pdfDocument.Pages[i];
page.Canvas.SaveGraphicsState();
// Calculate the coordinates of the text taking into account the page rotation:
float headerY = 10;
float footerY;
float textRectWidth;
float textRectHeight = font.GetTextHeight() + 5;
if (page.RotationAngle == RotationAngle.Rotate0 || page.RotationAngle == RotationAngle.Rotate180)
{
footerY = page.Height - textRectHeight - 10;
textRectWidth = page.Width;
}
else
{
footerY = page.Width - textRectHeight - 10;
textRectWidth = page.Height;
}
// Rotate page canvas according to page rotation
switch (page.RotationAngle)
{
case RotationAngle.Rotate90:
page.Canvas.RotateTransform(-90);
page.Canvas.TranslateTransform(-page.Height, 0);
break;
case RotationAngle.Rotate180:
page.Canvas.RotateTransform(180);
page.Canvas.TranslateTransform(-page.Width, -page.Height);
break;
case RotationAngle.Rotate270:
page.Canvas.RotateTransform(-270);
page.Canvas.TranslateTransform(0, -page.Width);
break;
}
// Draw header and footer
page.Canvas.DrawString(headerText, font, brush, new RectangleF(0, headerY, textRectWidth, textRectHeight), stringFormat);
page.Canvas.DrawString(footerText, font, brush, new RectangleF(0, footerY, textRectWidth, textRectHeight), stringFormat);
page.Canvas.RestoreGraphicsState();
}
// Save document to file
pdfDocument.Save("result.pdf");
// Cleanup
pdfDocument.Dispose();
// Open result PDF document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
