/// <summary>Creates a PdfFormXObject with the barcode.</summary>
/// <param name="barColor">The color of the bars. It can be <CODE>null</CODE></param>
/// <param name="textColor">The color of the text. It can be <CODE>null</CODE></param>
/// <param name="document">The document</param>
/// <returns>the XObject</returns>
/// <seealso cref="PlaceBarcode(iText.Kernel.Pdf.Canvas.PdfCanvas, iText.Kernel.Colors.Color, iText.Kernel.Colors.Color)
/// "/>
public virtual PdfFormXObject CreateFormXObject(Color barColor, Color textColor, PdfDocument document)
{
PdfFormXObject xObject = new PdfFormXObject((Rectangle)null);
Rectangle rect = PlaceBarcode(new PdfCanvas(xObject, document), barColor, textColor);
xObject.SetBBox(new PdfArray(rect));
return(xObject);
}
private void CreateBlankN0()
{
n0 = new PdfFormXObject(new Rectangle(100, 100));
n0.MakeIndirect(document);
PdfCanvas canvas = new PdfCanvas(n0, document);
canvas.WriteLiteral("% DSBlank\n");
}
PdfTilingPattern BuildPattern(ImageBrush brush, XMatrix transform)
{
// Bounding box lays always at (0,0)
XRect bbox = new XRect(0, 0, brush.Viewport.Width, brush.Viewport.Height);
XMatrix matrix = transform;
matrix.Prepend(new XMatrix(1, 0, 0, 1, brush.Viewport.X, brush.Viewport.Y));
if (brush.Transform != null)
{
matrix.Prepend(new XMatrix(brush.Transform.Matrix.m11, brush.Transform.Matrix.m12, brush.Transform.Matrix.m21,
brush.Transform.Matrix.m22, brush.Transform.Matrix.offsetX, brush.Transform.Matrix.offsetY));
}
// HACK by [email protected]
// Avoid extra thin lines at the right and at the bottom of original image
double xStep = brush.Viewport.Width + 1;
double yStep = brush.Viewport.Height + 1;
PdfTilingPattern pattern = Context.PdfDocument.Internals.CreateIndirectObject <PdfTilingPattern>();
pattern.Elements.SetInteger(PdfTilingPattern.Keys.PatternType, 1); // Tiling
pattern.Elements.SetInteger(PdfTilingPattern.Keys.PaintType, 1); // Color
pattern.Elements.SetInteger(PdfTilingPattern.Keys.TilingType, 3); // Constant spacing and faster tiling
pattern.Elements.SetMatrix(PdfTilingPattern.Keys.Matrix, matrix);
pattern.Elements.SetRectangle(PdfTilingPattern.Keys.BBox, new PdfRectangle(bbox));
pattern.Elements.SetReal(PdfTilingPattern.Keys.XStep, xStep);
pattern.Elements.SetReal(PdfTilingPattern.Keys.YStep, yStep);
// Set extended graphic state like Acrobat do
PdfExtGState pdfExtGState = Context.PdfDocument.Internals.CreateIndirectObject <PdfExtGState>();
pdfExtGState.SetDefault1();
PdfFormXObject pdfForm = BuildForm(brush);
PdfContentWriter writer = new PdfContentWriter(Context, pattern);
writer.BeginContentRaw();
// Acrobat 8 clips to bounding box, so do we
//writer.WriteClip(bbox);
XMatrix transformation = new XMatrix();
double dx = brush.Viewport.Width / brush.Viewbox.Width * 96 / pdfForm.DpiX;
double dy = brush.Viewport.Height / brush.Viewbox.Height * 96 / pdfForm.DpiY;
transformation = new XMatrix(dx, 0, 0, dy, 0, 0);
writer.WriteMatrix(transformation);
writer.WriteGraphicsState(pdfExtGState);
string name = writer.Resources.AddForm(pdfForm);
writer.WriteLiteral(name + " Do\n");
writer.EndContent();
return(pattern);
}
/// <summary>Get Layer 2 of the appearance.</summary>
/// <returns>layer 2</returns>
public virtual PdfFormXObject GetLayer2()
{
if (n2 == null)
{
n2 = new PdfFormXObject(rect);
n2.MakeIndirect(document);
}
return(n2);
}
/// <summary>
/// Gets the resource name of the specified form within this page.
/// </summary>
internal string GetFormName(XForm form)
{
PdfFormXObject pdfForm = _document.FormTable.GetForm(form);
Debug.Assert(pdfForm != null);
string name = Resources.AddForm(pdfForm);
return(name);
}
/// <summary>Get Layer 0 of the appearance.</summary>
/// <returns>layer 0</returns>
public virtual PdfFormXObject GetLayer0()
{
if (n0 == null)
{
n0 = new PdfFormXObject(rect);
n0.MakeIndirect(document);
}
return(n0);
}
/// <summary>
/// Builds a form XObject from a linear gradient brush that uses transparency.
/// </summary>
public static PdfFormXObject BuildFormFromLinearGradientBrush(
DocumentRenderingContext context,
LinearGradientBrush brush, PathGeometry geometry)
{
LinearShadingBuilder builder = new LinearShadingBuilder(context);
PdfFormXObject pdfForm = builder.BuildForm(brush, geometry);
return(pdfForm);
}
protected internal static ImageRenderer CreateLayoutedImageRenderer(float width, float height, Document document
)
{
PdfFormXObject xObject = new PdfFormXObject(new Rectangle(width, height));
Image img = new Image(xObject);
ImageRenderer renderer = (ImageRenderer) new ImageRenderer(img).SetParent(document.GetRenderer());
renderer.Layout(new LayoutContext(new LayoutArea(1, new Rectangle(1000, 1000))));
return(renderer);
}
private void CheckInFormXObject(PdfObject @object)
{
String newContentString = PdfACheckerTestUtils.GetStreamWithValue(@object);
byte[] newContent = newContentString.GetBytes(System.Text.Encoding.UTF8);
PdfStream stream = new PdfStream(newContent);
PdfXObject xobject = new PdfFormXObject(stream);
pdfA1Checker.CheckFormXObject(xobject.GetPdfObject());
}
public Watermark(float x, float y, float width, float height, float opacity, PdfDocument pdfDoc)
{
Rectangle watermarkTrimmingRectangle = new Rectangle(x, y, width, height);
_watermark = new PdfWatermarkAnnotation(watermarkTrimmingRectangle);
_form = new PdfFormXObject(watermarkTrimmingRectangle);
_canvas = new Canvas(opacity, pdfDoc, _form);
}
public Image CreateBarcode(float xScale, float yScale, PdfDocument pdfDoc)
{
BarcodePDF417 barcode = new BarcodePDF417();
barcode.SetCode("BarcodePDF417 barcode");
PdfFormXObject barcodeObject = barcode.CreateFormXObject(ColorConstants.BLACK, pdfDoc);
Image barcodeImage = new Image(barcodeObject).Scale(xScale, yScale);
return(barcodeImage);
}
private PdfStream CreateAppearance(PdfADocument doc, Rectangle formRect)
{
PdfFormXObject form = new PdfFormXObject(formRect);
PdfCanvas canvas = new PdfCanvas(form, doc);
PdfFont font = PdfFontFactory.CreateFont(sourceFolder + "FreeSans.ttf", "WinAnsi", true);
canvas.SetFontAndSize(font, 12);
canvas.BeginText().SetTextMatrix(200, 50).ShowText("Hello World").EndText();
return(form.GetPdfObject());
}
/// <summary>
/// Gets the resource name of the specified form within this form.
/// </summary>
internal string GetFormName(XForm form)
{
Debug.Assert(IsTemplate, "This function is for form templates only.");
PdfFormXObject pdfForm = _document.FormTable.GetForm(form);
Debug.Assert(pdfForm != null);
string name = Resources.AddForm(pdfForm);
return(name);
}
private PdfFormXObject CreateFormXObject(PdfDocument pdfDocument)
{
ImageData image = ImageDataFactory.Create(sourceFolder + "itis.jpg");
PdfFormXObject template = new PdfFormXObject(new Rectangle(image.GetWidth(), image.GetHeight()));
PdfCanvas canvas = new PdfCanvas(template, pdfDocument);
canvas.AddImage(image, 0, 0, image.GetWidth(), false).Flush();
canvas.Release();
template.Flush();
return(template);
}
/// <summary>
/// Creates a
/// <see cref="PdfTrapNetworkAnnotation"/>
/// instance.
/// </summary>
/// <remarks>
/// Creates a
/// <see cref="PdfTrapNetworkAnnotation"/>
/// instance. Note that there shall be at most one trap network annotation
/// per page, which shall be the last element in the page’s Annots array.
/// TrapNet annotations are deprecated in PDF 2.0.
/// </remarks>
/// <param name="rect">
/// the annotation rectangle, defining the location of the annotation on the page
/// in default user space units. See
/// <see cref="PdfAnnotation.SetRectangle(iText.Kernel.Pdf.PdfArray)"/>.
/// </param>
/// <param name="appearanceStream">
/// the form XObject defining a trap network which body contains the graphics objects needed
/// to paint the traps making up the trap network. Process colour model shall be defined for the
/// appearance stream (see
/// <see cref="iText.Kernel.Pdf.Xobject.PdfFormXObject.SetProcessColorModel(iText.Kernel.Pdf.PdfName)"/>.
/// See also ISO-320001 Table 367 "Additional entries specific to a trap network appearance stream".
/// </param>
public PdfTrapNetworkAnnotation(Rectangle rect, PdfFormXObject appearanceStream)
: base(rect)
{
if (appearanceStream.GetProcessColorModel() == null)
{
throw new PdfException("Process color model must be set in appearance stream for Trap Network annotation!"
);
}
SetNormalAppearance(appearanceStream.GetPdfObject());
SetFlags(PdfAnnotation.PRINT | PdfAnnotation.READ_ONLY);
}
private static void CopyPage(PdfCanvas canvas, PdfDocument srcDoc, PdfDocument pdfDoc,
int pageNumber, float offsetX)
{
if (pageNumber > srcDoc.GetNumberOfPages())
{
return;
}
PdfFormXObject page = srcDoc.GetPage(pageNumber).CopyAsFormXObject(pdfDoc);
canvas.AddXObjectAt(page, offsetX, 0);
}
/// <summary>
/// Adds the given Form XObject to the current instance of
/// <see cref="PdfResources"/>.
/// </summary>
/// <param name="form">Form XObject.</param>
/// <param name="name">Preferred name for the given Form XObject.</param>
/// <returns>
/// the
/// <see cref="PdfName"/>
/// of the newly added resource
/// </returns>
public virtual PdfName AddForm(PdfFormXObject form, PdfName name)
{
if (GetResourceNames(PdfName.XObject).Contains(name))
{
name = AddResource(form, formNamesGen);
}
else
{
AddResource(form.GetPdfObject(), PdfName.XObject, name);
}
return(name);
}
public virtual void BasicIntegrationTest()
{
String filename = "basicIntegrationTest.pdf";
PdfDocument doc = new PdfDocument(new PdfWriter(destinationFolder + filename));
doc.AddNewPage();
PdfFormXObject form = SvgConverter.ConvertToXObject("<svg width='100pt' height='100pt' />", doc);
new PdfCanvas(doc.GetPage(1)).AddXObject(form, new Rectangle(100, 100, 100, 100));
doc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(destinationFolder + filename, sourceFolder
+ "cmp_" + filename, destinationFolder, "diff_"));
}
private static Image GetWatermarkedImage(PdfDocument pdfDoc, Image img, String watermark)
{
float width = img.GetImageScaledWidth();
float height = img.GetImageScaledHeight();
PdfFormXObject template = new PdfFormXObject(new Rectangle(width, height));
new Canvas(template, pdfDoc)
.Add(img)
.SetFontColor(DeviceGray.WHITE)
.ShowTextAligned(watermark, width / 2, height / 2, TextAlignment.CENTER, (float)Math.PI / 6)
.Close();
return(new Image(template));
}
/// <summary>Copies page as FormXObject to the specified document.</summary>
/// <param name="toDocument">a document to copy to.</param>
/// <returns>resultant XObject.</returns>
/// <exception cref="System.IO.IOException"/>
public virtual PdfFormXObject CopyAsFormXObject(PdfDocument toDocument)
{
PdfFormXObject xObject = new PdfFormXObject(GetCropBox());
IList <PdfName> excludedKeys = new List <PdfName>(iText.IO.Util.JavaUtil.ArraysAsList(PdfName.MediaBox, PdfName
.CropBox, PdfName.Contents));
excludedKeys.AddAll(this.excludedKeys);
PdfDictionary dictionary = GetPdfObject().CopyTo(toDocument, excludedKeys, true);
xObject.GetPdfObject().GetOutputStream().Write(GetContentBytes());
xObject.GetPdfObject().MergeDifferent(dictionary);
return(xObject);
}
private static void DrawFormXObjects(PdfPage page, PdfFont titleFont, PdfFont sectionFont)
{
PdfBrush brush = new PdfBrush();
PdfPen blackPen = new PdfPen(PdfRgbColor.Black, 1);
PdfRgbColor randomPenColor = new PdfRgbColor();
PdfPen randomPen = new PdfPen(randomPenColor, 1);
PdfRgbColor randomBrushColor = new PdfRgbColor();
PdfBrush randomBrush = new PdfBrush(randomBrushColor);
page.Graphics.DrawString("Form XObjects", titleFont, brush, 20, 50);
page.Graphics.DrawString("Scaling", sectionFont, brush, 20, 70);
// Create the XObject content - random rectangles
PdfFormXObject xobject = new PdfFormXObject(300, 300);
Random rnd = new Random();
for (int i = 0; i < 100; i++)
{
randomPenColor.R = (byte)rnd.Next(256);
randomPenColor.G = (byte)rnd.Next(256);
randomPenColor.B = (byte)rnd.Next(256);
randomBrushColor.R = (byte)rnd.Next(256);
randomBrushColor.G = (byte)rnd.Next(256);
randomBrushColor.B = (byte)rnd.Next(256);
double left = rnd.NextDouble() * xobject.Width;
double top = rnd.NextDouble() * xobject.Height;
double width = rnd.NextDouble() * xobject.Width;
double height = rnd.NextDouble() * xobject.Height;
double orientation = rnd.Next(360);
xobject.Graphics.DrawRectangle(randomPen, randomBrush, left, top, width, height, orientation);
}
xobject.Graphics.DrawRectangle(blackPen, 0, 0, xobject.Width, xobject.Height);
xobject.Graphics.CompressAndClose();
// Draw the form XObject 3 times on the page at different sizes.
page.Graphics.DrawFormXObject(xobject, 3, 90, 100, 100);
page.Graphics.DrawFormXObject(xobject, 106, 90, 200, 200);
page.Graphics.DrawFormXObject(xobject, 309, 90, 300, 300);
page.Graphics.DrawString("Flipping", sectionFont, brush, 20, 420);
page.Graphics.DrawFormXObject(xobject, 20, 440, 150, 150);
page.Graphics.DrawFormXObject(xobject, 200, 440, 150, 150, 0, PdfFlipDirection.VerticalFlip);
page.Graphics.DrawFormXObject(xobject, 20, 620, 150, 150, 0, PdfFlipDirection.HorizontalFlip);
page.Graphics.DrawFormXObject(xobject, 200, 620, 150, 150, 0, PdfFlipDirection.VerticalFlip | PdfFlipDirection.HorizontalFlip);
page.Graphics.CompressAndClose();
}
public static void Gen(string dest)
{
PdfDocument pdfDoc = new PdfDocument(new PdfWriter(dest));
Document doc = new Document(pdfDoc, new PageSize(60, 140));
doc.SetMargins(5, 5, 5, 5);
PdfFont bold = PdfFontFactory.CreateFont(StandardFonts.HELVETICA_BOLD);
PdfFont regular = PdfFontFactory.CreateFont(StandardFonts.HELVETICA);
PdfFont mrv39s = PdfFontFactory.CreateFont(@"fonts/mrvcode39s.ttf", true);
Paragraph p1 = new Paragraph();
p1.Add(new Text("23").SetFont(bold).SetFontSize(12));
p1.Add(new Text("000").SetFont(bold).SetFontSize(6));
doc.Add(p1);
Paragraph p2 = new Paragraph("T.T.C.").SetFont(regular).SetFontSize(6);
p2.SetTextAlignment(TextAlignment.RIGHT);
doc.Add(p2);
// CODE 39
Paragraph pc3 = new Paragraph("*10000100*").SetFont(mrv39s).SetFontSize(6);
pc3.SetTextAlignment(TextAlignment.LEFT);
pc3.SetRotationAngle(Math.PI / 2);
doc.Add(pc3);
Barcode39 barcode = new Barcode39(pdfDoc);
barcode.SetCode("12345678");
Rectangle rect = barcode.GetBarcodeSize();
PdfFormXObject template = new PdfFormXObject(new Rectangle(rect.GetWidth(), rect.GetHeight() + 10));
PdfCanvas templateCanvas = new PdfCanvas(template, pdfDoc);
new Canvas(templateCanvas, pdfDoc, new Rectangle(rect.GetWidth(), rect.GetHeight() + 10))
.ShowTextAligned(new Paragraph("DARK GRAY").SetFont(regular).SetFontSize(6), 0, rect.GetHeight() + 2, TextAlignment.LEFT);
barcode.PlaceBarcode(templateCanvas, DeviceRgb.BLACK, DeviceRgb.BLACK);
Image image = new Image(template);
image.SetRotationAngle(Math.PI / 4);
image.SetAutoScale(true);
doc.Add(image);
Paragraph p3 = new Paragraph("SMALL").SetFont(regular).SetFontSize(6);
p3.SetTextAlignment(TextAlignment.CENTER);
doc.Add(p3);
doc.Close();
}
protected void ManipulatePdf(string dest)
{
PdfDocument pdfDoc = new PdfDocument(new PdfWriter(dest));
Document doc = new Document(pdfDoc, new PageSize(60, 140));
doc.SetMargins(5, 5, 5, 5);
PdfFont boldFont = PdfFontFactory.CreateFont(StandardFonts.HELVETICA_BOLD);
PdfFont regularFont = PdfFontFactory.CreateFont(StandardFonts.HELVETICA);
Paragraph p1 = new Paragraph();
p1.Add(new Text("23").SetFont(boldFont).SetFontSize(12));
p1.Add(new Text("000").SetFont(boldFont).SetFontSize(6));
doc.Add(p1);
Paragraph p2 = new Paragraph("T.T.C.").SetFont(regularFont).SetFontSize(6);
p2.SetTextAlignment(TextAlignment.RIGHT);
doc.Add(p2);
BarcodeEAN barcode = new BarcodeEAN(pdfDoc);
barcode.SetCodeType(BarcodeEAN.EAN8);
barcode.SetCode("12345678");
Rectangle rect = barcode.GetBarcodeSize();
PdfFormXObject formXObject = new PdfFormXObject(new Rectangle(rect.GetWidth(), rect.GetHeight() + 10));
PdfCanvas pdfCanvas = new PdfCanvas(formXObject, pdfDoc);
new Canvas(pdfCanvas, new Rectangle(rect.GetWidth(), rect.GetHeight() + 10))
.ShowTextAligned(new Paragraph("DARK GRAY").SetFont(regularFont).SetFontSize(6), 0,
rect.GetHeight() + 2, TextAlignment.LEFT);
barcode.PlaceBarcode(pdfCanvas, ColorConstants.BLACK, ColorConstants.BLACK);
Image image = new Image(formXObject);
image.SetRotationAngle(Math.PI / 2f);
image.SetAutoScale(true);
doc.Add(image);
Paragraph p3 = new Paragraph("SMALL").SetFont(regularFont).SetFontSize(6);
p3.SetTextAlignment(TextAlignment.CENTER);
doc.Add(p3);
doc.Close();
}
private PdfXObject TryResolveSvgImageSource(String src)
{
try {
using (MemoryStream stream = new MemoryStream(src.GetBytes(System.Text.Encoding.UTF8))) {
PdfFormXObject xObject = ProcessAsSvg(stream, context, null);
if (xObject != null)
{
return(xObject);
}
}
}
catch (Exception) {
}
//Logs an error in a higher-level method if null is returned
return(null);
}
protected void ManipulatePdf(String dest)
{
PdfDocument pdfDoc = new PdfDocument(new PdfReader(SRC), new PdfWriter(dest));
PdfCanvas canvas = new PdfCanvas(pdfDoc.GetFirstPage().NewContentStreamBefore(),
pdfDoc.GetFirstPage().GetResources(), pdfDoc);
foreach (String path in EXTRA)
{
PdfDocument srcDoc = new PdfDocument(new PdfReader(path));
PdfFormXObject page = srcDoc.GetFirstPage().CopyAsFormXObject(pdfDoc);
canvas.AddXObjectAt(page, 0, 0);
srcDoc.Close();
}
pdfDoc.Close();
}
/// <summary>
/// Method that will set properties to be inherited by this branch renderer's
/// children and will iterate over all children in order to draw them.
/// </summary>
/// <param name="context">
/// the object that knows the place to draw this element and
/// maintains its state
/// </param>
protected internal override void DoDraw(SvgDrawContext context)
{
// if branch has no children, don't do anything
if (GetChildren().Count > 0)
{
PdfStream stream = new PdfStream();
stream.Put(PdfName.Type, PdfName.XObject);
stream.Put(PdfName.Subtype, PdfName.Form);
PdfFormXObject xObject = (PdfFormXObject)PdfXObject.MakeXObject(stream);
PdfCanvas newCanvas = new PdfCanvas(xObject, context.GetCurrentCanvas().GetDocument());
ApplyViewBox(context);
bool overflowVisible = IsOverflowVisible(this);
// TODO (DEVSIX-3482) Currently overflow logic works only for markers. Update this code after the ticket will be finished.
if (this is MarkerSvgNodeRenderer && overflowVisible)
{
WriteBBoxAccordingToVisibleOverflow(context, stream);
}
else
{
Rectangle bbBox = context.GetCurrentViewPort().Clone();
stream.Put(PdfName.BBox, new PdfArray(bbBox));
}
if (this is MarkerSvgNodeRenderer)
{
((MarkerSvgNodeRenderer)this).ApplyMarkerAttributes(context);
}
context.PushCanvas(newCanvas);
// TODO (DEVSIX-3482) Currently overflow logic works only for markers. Update this code after the ticket will be finished.
if (!(this is MarkerSvgNodeRenderer) || !overflowVisible)
{
ApplyViewportClip(context);
}
ApplyViewportTranslationCorrection(context);
foreach (ISvgNodeRenderer child in GetChildren())
{
if (!(child is MarkerSvgNodeRenderer))
{
newCanvas.SaveState();
child.Draw(context);
newCanvas.RestoreState();
}
}
CleanUp(context);
// transformation already happened in AbstractSvgNodeRenderer, so no need to do a transformation here
context.GetCurrentCanvas().AddXObject(xObject, 0, 0);
}
}
public virtual void NoBoundingBoxOnXObjectTest()
{
NUnit.Framework.Assert.That(() => {
PdfDocument document = new PdfDocument(new PdfWriter(new MemoryStream(), new WriterProperties().SetCompressionLevel
(0)));
document.AddNewPage();
ISvgNodeRenderer processed = SvgConverter.Process(SvgConverter.Parse("<svg />")).GetRootRenderer();
PdfRootSvgNodeRenderer root = new PdfRootSvgNodeRenderer(processed);
PdfFormXObject pdfForm = new PdfFormXObject(new PdfStream());
PdfCanvas canvas = new PdfCanvas(pdfForm, document);
SvgDrawContext context = new SvgDrawContext(null, null);
context.PushCanvas(canvas);
root.Draw(context);
}
, NUnit.Framework.Throws.InstanceOf <SvgProcessingException>().With.Message.EqualTo(SvgLogMessageConstant.ROOT_SVG_NO_BBOX))
;
}
/// <exception cref="System.Exception"/>
internal virtual byte[] CreatePdfWithXObject(String xobjectText)
{
MemoryStream byteStream = new MemoryStream();
PdfDocument pdfDocument = new PdfDocument(new PdfWriter(byteStream).SetCompressionLevel(0));
Document document = new Document(pdfDocument);
document.Add(new Paragraph("A"));
document.Add(new Paragraph("B"));
PdfFormXObject template = new PdfFormXObject(new Rectangle(100, 100));
new PdfCanvas(template, pdfDocument).BeginText().SetFontAndSize(PdfFontFactory.CreateFont(StandardFonts.HELVETICA
), 12).MoveText(5, template.GetHeight() - 5).ShowText(xobjectText).EndText();
document.Add(new Image(template));
document.Add(new Paragraph("C"));
document.Close();
return(byteStream.ToArray());
}
private byte[] CreatePDF(string html)
{
byte[] binData;
using (var workStream = new MemoryStream())
{
var pdfWriter = new PdfWriter(workStream);
var pdf = new PdfDocument(pdfWriter);
PdfDocument sourcePdf = new PdfDocument(new PdfReader(new MemoryStream(CreateDocument(html))));
//Original page
PdfPage origPage = sourcePdf.GetPage(1);
PdfFormXObject pageCopy = origPage.CopyAsFormXObject(pdf);
//Original page size
Rectangle orig = origPage.GetPageSizeWithRotation();
//Просто сжимание в A4
Rectangle tileSize = PageSize.A4.Rotate();
// Transformation matrix//30 пунктов - это 20px справа и слева, 40 * 0,75
AffineTransform transformationMatrix = new AffineTransform();
if (tileSize.GetHeight() / orig.GetHeight() > 0.5)
{
transformationMatrix = AffineTransform.GetScaleInstance((tileSize.GetWidth() - 30) / orig.GetWidth(), 0.5);
}
else
{
transformationMatrix = AffineTransform.GetScaleInstance((tileSize.GetWidth() - 30) / orig.GetWidth(), (tileSize.GetHeight() - 30) / orig.GetHeight());
}
PdfPage transformPage = pdf.AddNewPage(new PageSize(tileSize));
PdfCanvas transformCanvas = new PdfCanvas(transformPage);
transformCanvas.ConcatMatrix(transformationMatrix);
if (tileSize.GetHeight() / orig.GetHeight() > 0.5)
{
//20 пунктов сверху отступ
transformCanvas.AddXObject(pageCopy, 30, tileSize.GetHeight() + (tileSize.GetHeight() - orig.GetHeight()) - 20);
}
else
{
transformCanvas.AddXObject(pageCopy, 30, 20);
}
pdf.Close();
pdfWriter.Close();
binData = workStream.ToArray();
}
return(binData);
}
protected void ManipulatePdf(String dest)
{
PdfDocument srcDoc = new PdfDocument(new PdfReader(SRC));
Rectangle pageSize = srcDoc.GetFirstPage().GetPageSize();
PdfDocument resultPdfDoc = new PdfDocument(new PdfWriter(dest));
resultPdfDoc.SetDefaultPageSize(new PageSize(pageSize));
resultPdfDoc.AddNewPage();
PdfFormXObject pageXObject = srcDoc.GetFirstPage().CopyAsFormXObject(resultPdfDoc);
Rectangle toMove = new Rectangle(100, 500, 100, 100);
// Create a formXObject of a page content, in which the area to move is cut.
PdfFormXObject formXObject1 = new PdfFormXObject(pageSize);
PdfCanvas canvas1 = new PdfCanvas(formXObject1, resultPdfDoc);
canvas1.Rectangle(0, 0, pageSize.GetWidth(), pageSize.GetHeight());
canvas1.Rectangle(toMove);
// This method uses the even-odd rule to determine which regions lie inside the clipping path.
canvas1.EoClip();
canvas1.EndPath();
canvas1.AddXObjectAt(pageXObject, 0, 0);
// Create a formXObject of the area to move.
PdfFormXObject formXObject2 = new PdfFormXObject(pageSize);
PdfCanvas canvas2 = new PdfCanvas(formXObject2, resultPdfDoc);
canvas2.Rectangle(toMove);
// This method uses the nonzero winding rule to determine which regions lie inside the clipping path.
canvas2.Clip();
canvas2.EndPath();
canvas2.AddXObjectAt(pageXObject, 0, 0);
PdfCanvas canvas = new PdfCanvas(resultPdfDoc.GetFirstPage());
canvas.AddXObjectAt(formXObject1, 0, 0);
// Add the area to move content, shifted 10 points to the left and 2 points to the bottom.
canvas.AddXObjectAt(formXObject2, -20, -2);
srcDoc.Close();
resultPdfDoc.Close();
}
private static void DrawFormXObjects(PdfPage page, PdfFont titleFont, PdfFont sectionFont)
{
PdfBrush brush = new PdfBrush();
PdfPen blackPen = new PdfPen(PdfRgbColor.Black, 1);
PdfRgbColor randomPenColor = new PdfRgbColor();
PdfPen randomPen = new PdfPen(randomPenColor, 1);
PdfRgbColor randomBrushColor = new PdfRgbColor();
PdfBrush randomBrush = new PdfBrush(randomBrushColor);
page.Graphics.DrawString("Form XObjects", titleFont, brush, 20, 50);
page.Graphics.DrawString("Scaling", sectionFont, brush, 20, 70);
// Create the XObject content - random rectangles
PdfFormXObject xobject = new PdfFormXObject(300, 300);
Random rnd = new Random();
for (int i = 0; i < 100; i++)
{
randomPenColor.R = (byte)rnd.Next(256);
randomPenColor.G = (byte)rnd.Next(256);
randomPenColor.B = (byte)rnd.Next(256);
randomBrushColor.R = (byte)rnd.Next(256);
randomBrushColor.G = (byte)rnd.Next(256);
randomBrushColor.B = (byte)rnd.Next(256);
double left = rnd.NextDouble() * xobject.Width;
double top = rnd.NextDouble() * xobject.Height;
double width = rnd.NextDouble() * xobject.Width;
double height = rnd.NextDouble() * xobject.Height;
double orientation = rnd.Next(360);
xobject.Graphics.DrawRectangle(randomPen, randomBrush, left, top, width, height, orientation);
}
xobject.Graphics.DrawRectangle(blackPen, 0, 0, xobject.Width, xobject.Height);
xobject.Graphics.CompressAndClose();
// Draw the form XObject 3 times on the page at different sizes.
page.Graphics.DrawFormXObject(xobject, 3, 90, 100, 100);
page.Graphics.DrawFormXObject(xobject, 106, 90, 200, 200);
page.Graphics.DrawFormXObject(xobject, 309, 90, 300, 300);
page.Graphics.DrawString("Flipping", sectionFont, brush, 20, 420);
page.Graphics.DrawFormXObject(xobject, 20, 440, 150, 150);
page.Graphics.DrawFormXObject(xobject, 200, 440, 150, 150, 0, PdfFlipDirection.VerticalFlip);
page.Graphics.DrawFormXObject(xobject, 20, 620, 150, 150, 0, PdfFlipDirection.HorizontalFlip);
page.Graphics.DrawFormXObject(xobject, 200, 620, 150, 150, 0, PdfFlipDirection.VerticalFlip | PdfFlipDirection.HorizontalFlip);
page.Graphics.CompressAndClose();
}
private static void CreateRedactionAnnotations(PdfFixedDocument document, PdfFont font, Stream flashStream)
{
PdfBrush blackBrush = new PdfBrush();
PdfPage page = document.Pages.Add();
page.Graphics.DrawString("Redaction annotations", font, blackBrush, 50, 50);
PdfStandardFont helvetica = new PdfStandardFont(PdfStandardFontFace.Helvetica, 10);
page.Graphics.DrawString(
"Open the file with Adobe Acrobat, right click on the annotation and select \"Apply redactions\". The text under the annotation will be redacted.",
helvetica, blackBrush, 50, 110);
PdfFormXObject redactionAppearance = new PdfFormXObject(250, 150);
redactionAppearance.Graphics.DrawRectangle(new PdfBrush(PdfRgbColor.LightGreen),
0, 0, redactionAppearance.Width, redactionAppearance.Height);
PdfStringAppearanceOptions sao = new PdfStringAppearanceOptions();
sao.Brush = new PdfBrush(PdfRgbColor.DarkRed);
sao.Font = new PdfStandardFont(PdfStandardFontFace.HelveticaBold, 32);
PdfStringLayoutOptions slo = new PdfStringLayoutOptions();
slo.Width = redactionAppearance.Width;
slo.Height = redactionAppearance.Height;
slo.X = 0;
slo.Y = 0;
slo.HorizontalAlign = PdfStringHorizontalAlign.Center;
slo.VerticalAlign = PdfStringVerticalAlign.Middle;
redactionAppearance.Graphics.DrawString("This content has been redacted", sao, slo);
PdfRedactionAnnotation redactionAnnotation = new PdfRedactionAnnotation();
page.Annotations.Add(redactionAnnotation);
redactionAnnotation.Author = "XFINIUM.PDF";
redactionAnnotation.BorderColor = new PdfRgbColor(192, 0, 0);
redactionAnnotation.BorderWidth = 1;
redactionAnnotation.OverlayAppearance = redactionAppearance;
redactionAnnotation.VisualRectangle = new PdfVisualRectangle(50, 100, 250, 150);
}
