本文整理匯總了C#中iTextSharp.text.pdf.PdfStamper.GetOverContent方法的典型用法代碼示例。如果您正苦於以下問題：C# PdfStamper.GetOverContent方法的具體用法？C# PdfStamper.GetOverContent怎麽用？C# PdfStamper.GetOverContent使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類iTextSharp.text.pdf.PdfStamper的用法示例。
在下文中一共展示了PdfStamper.GetOverContent方法的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: ManipulatePdf
// ---------------------------------------------------------------------------
/**
* Manipulates a PDF file src with the file dest as result
* @param src the original PDF
*/
public byte[] ManipulatePdf(byte[] src) {
// Create a table with named actions
Font symbol = new Font(Font.FontFamily.SYMBOL, 20);
PdfPTable table = new PdfPTable(4);
table.DefaultCell.Border = Rectangle.NO_BORDER;
table.DefaultCell.HorizontalAlignment = Element.ALIGN_CENTER;
Chunk first = new Chunk( ((char)220).ToString() , symbol);
first.SetAction(new PdfAction(PdfAction.FIRSTPAGE));
table.AddCell(new Phrase(first));
Chunk previous = new Chunk( ((char)172).ToString(), symbol);
previous.SetAction(new PdfAction(PdfAction.PREVPAGE));
table.AddCell(new Phrase(previous));
Chunk next = new Chunk( ((char)174).ToString(), symbol);
next.SetAction(new PdfAction(PdfAction.NEXTPAGE));
table.AddCell(new Phrase(next));
Chunk last = new Chunk( ((char)222).ToString(), symbol);
last.SetAction(new PdfAction(PdfAction.LASTPAGE));
table.AddCell(new Phrase(last));
table.TotalWidth = 120;
// Create a reader
PdfReader reader = new PdfReader(src);
using (MemoryStream ms = new MemoryStream()) {
// Create a stamper
using (PdfStamper stamper = new PdfStamper(reader, ms)) {
// Add the table to each page
PdfContentByte canvas;
for (int i = 0; i < reader.NumberOfPages; ) {
canvas = stamper.GetOverContent(++i);
table.WriteSelectedRows(0, -1, 696, 36, canvas);
}
}
return ms.ToArray();
}
} 示例2: ManipulatePdf
// ---------------------------------------------------------------------------
/**
* Manipulates a PDF file src with the file dest as result
* @param src the original PDF
*/
public byte[] ManipulatePdf(byte[] src)
{
// Create the reader
PdfReader reader = new PdfReader(src);
int n = reader.NumberOfPages;
using (MemoryStream ms = new MemoryStream())
{
// Create the stamper
using (PdfStamper stamper = new PdfStamper(reader, ms))
{
// Make a list with all the possible actions
actions = new List<PdfAction>();
PdfDestination d;
for (int i = 0; i < n; )
{
d = new PdfDestination(PdfDestination.FIT);
actions.Add(PdfAction.GotoLocalPage(++i, d, stamper.Writer));
}
// Add a navigation table to every page
PdfContentByte canvas;
for (int i = 0; i < n; )
{
canvas = stamper.GetOverContent(++i);
CreateNavigationTable(i, n).WriteSelectedRows(0, -1, 696, 36, canvas);
}
}
return ms.ToArray();
}
}示例3: ManipulatePdf
/// <summary>
/// Fills out and flattens a form with the name, company and country.
/// </summary>
/// <param name="src"> the path to the original form </param>
/// <param name="dest"> the path to the filled out form </param>
public void ManipulatePdf(String src, String dest)
{
PdfReader reader = new PdfReader(src);
PdfStamper stamper = new PdfStamper(reader, new FileStream(dest, FileMode.Create));
int n = reader.NumberOfPages;
Rectangle pagesize;
for (int i = 1; i <= n; i++)
{
PdfContentByte over = stamper.GetOverContent(i);
pagesize = reader.GetPageSize(i);
float x = (pagesize.Left + pagesize.Right) / 2;
float y = (pagesize.Bottom + pagesize.Top) / 2;
PdfGState gs = new PdfGState();
gs.FillOpacity = 0.3f;
over.SaveState();
over.SetGState(gs);
over.SetRGBColorFill(200, 200, 0);
ColumnText.ShowTextAligned(over, Element.ALIGN_CENTER,
new Phrase("Watermark", new Font(Font.FontFamily.HELVETICA, 120)),
x, y, 45);
over.RestoreState();
}
stamper.Close();
reader.Close();
}示例4: Go
public void Go()
{
using (PdfReader reader = new PdfReader(GetTestReader()))
{
var outputFile = Helpers.IO.GetClassOutputPath(this);
using (var stream = new FileStream(outputFile, FileMode.Create))
{
using (PdfStamper stamper = new PdfStamper(reader, stream))
{
AcroFields form = stamper.AcroFields;
var fldPosition = form.GetFieldPositions(NAME)[0];
Rectangle rectangle = fldPosition.position;
string base64Image = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==";
Regex regex = new Regex(@"^data:image/(?<mediaType>[^;]+);base64,(?<data>.*)");
Match match = regex.Match(base64Image);
Image image = Image.GetInstance(
Convert.FromBase64String(match.Groups["data"].Value)
);
// best fit if image bigger than form field
if (image.Height > rectangle.Height || image.Width > rectangle.Width)
{
image.ScaleAbsolute(rectangle);
}
// form field top left - change parameters as needed to set different position
image.SetAbsolutePosition(rectangle.Left + 2, rectangle.Top - 8);
stamper.GetOverContent(fldPosition.page).AddImage(image);
}
}
}
}示例5: addCompanyLogo
private string addCompanyLogo(string pdfPath)
{
string outputPDFPath = null;
int clientID = Core.SessionHelper.getClientId();
string logoPath = string.Format("{0}/ClientLogo/{1}.jpg", ConfigurationManager.AppSettings["appPath"].ToString(), clientID);
if (File.Exists(logoPath)) {
outputPDFPath = string.Format("{0}/Temp/{1}.pdf", appPath, Guid.NewGuid());
using (var inputPdfStream = new FileStream(pdfPath, FileMode.Open))
using (var outputPdfStream = new FileStream(outputPDFPath, FileMode.Create)) {
PdfReader reader = new PdfReader(inputPdfStream);
PdfStamper stamper = new PdfStamper(reader, outputPdfStream);
PdfContentByte pdfContentByte = stamper.GetOverContent(1);
//var image = iTextSharp.text.Image.GetInstance(inputImageStream);
var image = iTextSharp.text.Image.GetInstance(logoPath);
image.ScaleToFit(100f, 100f);
PdfDocument doc = pdfContentByte.PdfDocument;
image.SetAbsolutePosition(40f, doc.PageSize.Height - 150f);
pdfContentByte.AddImage(image);
stamper.Close();
}
}
else {
outputPDFPath = pdfPath;
}
return outputPDFPath;
}示例6: PDFStamp
public static void PDFStamp(string inputPath, string outputPath, string watermarkPath)
{
try
{
PdfReader pdfReader = new PdfReader(inputPath);
int numberOfPages = pdfReader.NumberOfPages;
FileStream outputStream = new FileStream(outputPath, FileMode.Create);
PdfStamper pdfStamper = new PdfStamper(pdfReader, outputStream);
PdfContentByte waterMarkContent;
iTextSharp.text.Rectangle psize = pdfReader.GetPageSize(1);
float width = psize.Width;
float height = psize.Height;
string watermarkimagepath = watermarkPath;
iTextSharp.text.Image image = iTextSharp.text.Image.GetInstance(watermarkimagepath);
image.ScalePercent(70f);
image.SetAbsolutePosition(width / 10, height / 9);
/* image.ScaleAbsoluteHeight(10);
image.ScaleAbsoluteW idth(10);*/
// waterMarkContent = pdfStamper.GetUnderContent(1);
// waterMarkContent.AddImage(image);
for (int i = 1; i <= numberOfPages; i++)
{
//waterMarkContent = pdfStamper.GetUnderContent(i);//內容下層加水印
waterMarkContent = pdfStamper.GetOverContent(i);//內容上層加水印
waterMarkContent.AddImage(image);
}
pdfStamper.Close();
pdfReader.Close();
System.IO.File.Move(outputPath, inputPath);
}
catch (Exception)
{
}
/* finally
{
pdfStamper.Close();
pdfReader.Close();
}*/
/* System.IO.File.Delete(inputPath);
System.IO.File.Move(outputPath, inputPath);
System.IO.File.Delete(outputPath);*/
}示例7: Stamp
// ---------------------------------------------------------------------------
/**
* Manipulates a PDF file src with the file dest as result
* @param resource the original PDF
*/
public static byte[] Stamp(byte[] resource) {
PdfReader reader = new PdfReader(resource);
using (var ms = new MemoryStream()) {
using (PdfStamper stamper = new PdfStamper(reader, ms)) {
PdfContentByte canvas = stamper.GetOverContent(1);
ColumnText.ShowTextAligned(
canvas,
Element.ALIGN_LEFT,
new Phrase("Hello people!"),
36, 540, 0
);
}
return ms.ToArray();
}
}示例8: Index
public ActionResult Index(IEnumerable<HttpPostedFileBase> files)
{
// image file extension check ignore for brevity
var fileList = files.Where(h => h != null && h.ContentLength > 0);
if (fileList.Count() < 1)
throw new Exception("no files uploaded");
var absoluteX = 20;
var absoluteY = 800;
using (var stream = new MemoryStream())
{
using (var stamper = new PdfStamper(Helpers.Pdf.GetTestReader(), stream))
{
var pageOneSize = stamper.Reader
.GetPageSize(APPEND_NEW_PAGE_NUMBER - 1);
foreach (var file in fileList)
{
using (var br = new BinaryReader(file.InputStream))
{
var imageBytes = br.ReadBytes(file.ContentLength);
var image = Image.GetInstance(imageBytes);
// still not sure if you want to add a new blank page, but
// here's how
stamper.InsertPage(
APPEND_NEW_PAGE_NUMBER,
pageOneSize
);
// image absolute position
image.SetAbsolutePosition(
absoluteX, absoluteY - image.Height
);
// scale image if needed
// image.ScaleAbsolute(...);
// PAGE_NUMBER => add image to specific page number
stamper.GetOverContent(APPEND_NEW_PAGE_NUMBER)
.AddImage(image);
}
++APPEND_NEW_PAGE_NUMBER;
}
}
return File(stream.ToArray(), "application/pdf", "test.pdf");
}
}示例9: Highlight
/// <summary>
/// Accepts a list of MyItem objects and draws a colored rectangle for each
/// item in the list.
/// </summary>
/// <param name="items">The list of items</param>
/// <param name="reader">The reader instance that has access to the PDF file</param>
/// <param name="pageNum">The page number of the page that needs to be parsed</param>
/// <param name="destination">The path for the altered PDF file</param>
public void Highlight(List<MyItem> items, PdfReader reader, int pageNum, String destination)
{
PdfStamper stamper = new PdfStamper(reader, new FileStream(destination, FileMode.Create));
PdfContentByte over = stamper.GetOverContent(pageNum);
foreach (MyItem item in items)
{
if (item.Color == null)
continue;
over.SaveState();
over.SetColorStroke(item.Color);
over.SetLineWidth(2);
Rectangle r = item.Rectangle;
over.Rectangle(r.Left, r.Bottom, r.Width, r.Height);
over.Stroke();
over.RestoreState();
}
stamper.Close();
}示例10: ManipulatePdf
public void ManipulatePdf(string src, string dest)
{
PdfReader reader = new PdfReader(src);
// We assume that there's a single large picture on the first page
PdfDictionary page = reader.GetPageN(1);
PdfDictionary resources = page.GetAsDict(PdfName.RESOURCES);
PdfDictionary xobjects = resources.GetAsDict(PdfName.XOBJECT);
Dictionary<PdfName, PdfObject>.KeyCollection.Enumerator enumerator = xobjects.Keys.GetEnumerator();
enumerator.MoveNext();
PdfName imgName = enumerator.Current;
Image img = Image.GetInstance((PRIndirectReference) xobjects.GetAsIndirectObject(imgName));
img.SetAbsolutePosition(0, 0);
img.ScaleAbsolute(reader.GetPageSize(1));
PdfStamper stamper = new PdfStamper(reader, new FileStream(dest,FileMode.Create));
stamper.GetOverContent(1).AddImage(img);
stamper.Close();
reader.Close();
}示例11: ManipulatePdf
// ---------------------------------------------------------------------------
/**
* Manipulates a PDF file src with the file dest as result (localhost)
* @param src the original PDF
*/
public byte[] ManipulatePdf(byte[] src)
{
// Create the reader
PdfReader reader = new PdfReader(src);
int n = reader.NumberOfPages;
using (MemoryStream ms = new MemoryStream())
{
// Create the stamper
using (PdfStamper stamper = new PdfStamper(reader, ms))
{
// Add JavaScript
jsString = File.ReadAllText(
Path.Combine(Utility.ResourceJavaScript, RESOURCE)
);
stamper.JavaScript = jsString;
// Create a Chunk with a chained action
PdfContentByte canvas;
Chunk chunk = new Chunk("print this page");
PdfAction action = PdfAction.JavaScript(
"app.alert('Think before you print!');",
stamper.Writer
);
action.Next(PdfAction.JavaScript(
"printCurrentPage(this.pageNum);",
stamper.Writer
));
action.Next(new PdfAction("http://www.panda.org/savepaper/"));
chunk.SetAction(action);
Phrase phrase = new Phrase(chunk);
// Add this Chunk to every page
for (int i = 0; i < n; )
{
canvas = stamper.GetOverContent(++i);
ColumnText.ShowTextAligned(
canvas, Element.ALIGN_RIGHT, phrase, 816, 18, 0
);
}
}
return ms.ToArray();
}
}示例12: ParseAndHighlight
private void ParseAndHighlight(String input, String output, bool singleCharacters) {
PdfReader reader = new PdfReader(input);
FileStream fos = new FileStream(output, FileMode.Create);
PdfStamper stamper = new PdfStamper(reader, fos);
PdfReaderContentParser parser = new PdfReaderContentParser(reader);
MyRenderListener myRenderListener = singleCharacters ? new MyCharacterRenderListener() : new MyRenderListener();
for (int pageNum = 1; pageNum <= reader.NumberOfPages; pageNum++) {
List<Rectangle> rectangles = parser.ProcessContent(pageNum, myRenderListener).GetRectangles();
PdfContentByte canvas = stamper.GetOverContent(pageNum);
canvas.SetLineWidth(0.5f);
canvas.SetColorStroke(BaseColor.RED);
foreach (Rectangle rectangle in rectangles) {
canvas.Rectangle(rectangle.Left, rectangle.Bottom, rectangle.Width, rectangle.Height);
canvas.Stroke();
}
}
stamper.Close();
fos.Close();
reader.Close();
}示例13: Write
// ---------------------------------------------------------------------------
public void Write(Stream stream) {
using (ZipFile zip = new ZipFile()) {
zip.AddFile(PREFACE, "");
PdfReader reader = new PdfReader(PREFACE);
PdfReaderContentParser parser = new PdfReaderContentParser(reader);
using (MemoryStream ms = new MemoryStream()) {
using (PdfStamper stamper = new PdfStamper(reader, ms)) {
TextMarginFinder finder;
for (int i = 1; i <= reader.NumberOfPages; i++) {
finder = parser.ProcessContent(i, new TextMarginFinder());
PdfContentByte cb = stamper.GetOverContent(i);
cb.Rectangle(
finder.GetLlx(), finder.GetLly(),
finder.GetWidth(), finder.GetHeight()
);
cb.Stroke();
}
}
zip.AddEntry(RESULT, ms.ToArray());
}
zip.Save(stream);
}
}示例14: CreateCompanyRegistrationDocument
public MemoryStream CreateCompanyRegistrationDocument(string fileName, string companyName, string companyNumber)
{
using (var stumpedDocStream = new MemoryStream())
{
PdfReader reader = null;
PdfStamper stamper = null;
try
{
reader = new PdfReader(fileName);
stamper = new PdfStamper(reader, stumpedDocStream);
var bf = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
var font = new Font(bf, textSize);
for (var pageNumber = 1; pageNumber < reader.NumberOfPages + 1; pageNumber++)
{
var canvas = stamper.GetOverContent(pageNumber);
canvas.SetFontAndSize(bf, textSize);
RenderPhase(pageNumber, companyNameLocations, canvas, companyName, font);
RenderPhase(pageNumber, companyNumberLocations, canvas, companyNumber, font);
}
}
finally
{
try
{
if(reader!=null)
reader.Close();
}
finally
{
if (stamper != null)
stamper.Close();
}
}
return new MemoryStream(EncryptPdf(stumpedDocStream.ToArray()));
}
}示例15: AsistenciaLegal
public AsistenciaLegal(AufenPortalReportesDataContext db, EMPRESA empresa, vw_Ubicacione departamento, DateTime FechaDesde, DateTime FechaHasta, string path, string rut)
{
// Vamos a buscar los datos que nos permitirtán armar elreporte
NombreArchivo = String.Format("{0}/{1}/LibroAtrasos.pdf", empresa.Descripcion, departamento.Descripcion);
//Resultado de marcas
IEnumerable<sp_LibroAsistenciaResult> resultadoLibroAtrasos =
db.sp_LibroAsistencia(
FechaDesde.ToString("yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture),
FechaHasta.ToString("yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture),
int.Parse(empresa.Codigo).ToString(),
departamento.Codigo,
rut).ToList();
IEnumerable<LibroAsistenciaDTO> resultado = Mapper.Map<IEnumerable<sp_LibroAsistenciaResult>,
IEnumerable<LibroAsistenciaDTO>>(resultadoLibroAtrasos);
// Resumen de inasistencias
IEnumerable<sp_LibroInasistenciaResult> resultadoLibroInasistencias =
db.sp_LibroInasistencia(FechaDesde.ToString("yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture)
, FechaHasta.ToString("yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture)
, int.Parse(empresa.Codigo).ToString()
, departamento.Codigo
, rut);
IEnumerable<LibroInasistenciaDTO> resultadoInasistencia = Mapper.Map<IEnumerable<sp_LibroInasistenciaResult>,
IEnumerable<LibroInasistenciaDTO>>(resultadoLibroInasistencias);
if (resultadoLibroAtrasos.Any())
{
string[] diasSemana = new[] { "dom", "lun", "mar", "mie", "ju", "vie", "sab" };
using (MemoryStream finalStream = new MemoryStream())
{
PdfCopyFields copy = new PdfCopyFields(finalStream);
foreach (var reporte in resultado.Where(x => x.Rut != null).GroupBy(x => new
{
x.Rut,
x.IdEmpresa,
x.IdDepartamento,
Mes = x.Fecha.Value.Month,
Anio = x.Fecha.Value.Year
}))
{
var inasistencias = resultadoInasistencia.Where(x => x.Rut!= null &&
x.Rut == reporte.Key.Rut &&
x.IdEmpresa == reporte.Key.IdEmpresa &&
x.IdDepartamento == reporte.Key.IdDepartamento &&
reporte.Key.Mes == x.Fecha.Value.Month &&
reporte.Key.Anio == x.Fecha.Value.Year);
var empleado = db.vw_Empleados.FirstOrDefault(x => x.IdEmpresa == empresa.Codigo &&
x.IdUbicacion == reporte.Key.IdDepartamento &&
x.Codigo == reporte.Key.Rut);
int numeroSemanas = reporte.Max(x => x.NumSemana) == 6 ? 6 : 5;
using (MemoryStream ms = new MemoryStream())
{
using (PdfReader pdfReader = new PdfReader(path + String.Format(@"\ReporteAsistenciaLegal{0}.pdf", numeroSemanas)))
{
DateTime fechaReferencia = reporte.First().Fecha.Value;
DateTime primerDiaMes = new DateTime(fechaReferencia.Year, fechaReferencia.Month, 1);
DateTime ultimoDiaMes = primerDiaMes.AddMonths(1).AddSeconds(-1);
PdfStamper pdfStamper = new PdfStamper(pdfReader, ms);
int PageCount = pdfReader.NumberOfPages;
for (int x = 1; x <= PageCount; x++)
{
PdfContentByte cb = pdfStamper.GetOverContent(x);
Image imagen = Image.GetInstance(String.Format(@"{0}\imagenes\LogosEmpresas\logo{1}.jpg", path, empresa.Codigo.Trim()));
imagen.ScaleToFit(100, 200);
imagen.SetAbsolutePosition(450, 750);
cb.AddImage(imagen);
}
pdfStamper.AcroFields.SetField("Mes", new DateTime(reporte.Key.Anio, reporte.Key.Mes, 1).ToString("yyyy MMM"));
pdfStamper.AcroFields.SetField("Nombre", empleado != null ? empleado.NombreCompleto : String.Empty);
pdfStamper.AcroFields.SetField("Rut", empleado.RutAufen);
pdfStamper.AcroFields.SetField("Departamento", String.Format("{0} ({1})", departamento!= null ? departamento.SucursalPlanta : String.Empty, empresa!=null ? empresa.Descripcion.Trim() : String.Empty));
pdfStamper.AcroFields.SetField("Fecha", String.Format("{0} - {1}", primerDiaMes.ToShortDateString(), ultimoDiaMes.ToShortDateString()));
pdfStamper.AcroFields.SetField("ImpresoPagina1", DateTime.Now.ToShortDateString());
pdfStamper.AcroFields.SetField("ImpresoPagina2", DateTime.Now.ToShortDateString());
pdfStamper.AcroFields.SetField("UsuarioPagina1", "");
pdfStamper.AcroFields.SetField("UsuarioPagina2", "");
//Para todas las semanas
for (int i = 1; i <= numeroSemanas; i++)
{
//Para todos los días de la semana
var semana = reporte.Where(x => x.NumSemana == i);
for (int j = 0; j <= 6; j++)
{
// Si se elimina esto el domingo va aquedar al final
int correccionDia = j;//j == 6 ? 0 : j + 1;
var dia = reporte.FirstOrDefault(x => x.NumSemana == i && (int)x.Fecha.Value.DayOfWeek == j);
//
pdfStamper.AcroFields.SetField(String.Format("Semana{0}Tipo{1}", i, correccionDia),
String.Format("{0}\n{1}",
String.Format("{0}-{1}", dia!= null && dia.Entrada.HasValue ? dia.Entrada.Value.ToString("HH:mm") : String.Empty
, dia!=null && dia.Salida.HasValue ? dia.Salida.Value.ToString("HH:mm") : String.Empty),
dia != null ? dia.Observacion : String.Empty));
pdfStamper.AcroFields.SetField(String.Format("Semana{0}Dia{1}", i, correccionDia), String.Format("{0} {1}", dia != null ? dia.Fecha.Value.ToString("dd/MM") : string.Empty, diasSemana[j]));
}
// Semana a semana
pdfStamper.AcroFields.SetField(String.Format("Semana{0}Jornada", i), semana.CalculaJornada());
pdfStamper.AcroFields.SetField(String.Format("Semana{0}Asistencia", i), semana.CalculaAsistencia());
// T. de Salida = inasistencia justifica
//.........這裏部分代碼省略.........