/**
* Computes the number of unfiltered bytes that each row of the image will contain.
* If the number of bytes results in a partial terminating byte, this number is rounded up
* per the PDF specification
* @param imageDictionary the dictionary of the inline image
* @return the number of bytes per row of the image
*/
private static int ComputeBytesPerRow(PdfDictionary imageDictionary, PdfDictionary colorSpaceDic)
{
PdfNumber wObj = imageDictionary.GetAsNumber(PdfName.WIDTH);
PdfNumber bpcObj = imageDictionary.GetAsNumber(PdfName.BITSPERCOMPONENT);
int cpp = GetComponentsPerPixel(imageDictionary.GetAsName(PdfName.COLORSPACE), colorSpaceDic);
int w = wObj.IntValue;
int bpc = bpcObj != null ? bpcObj.IntValue : 1;
int bytesPerRow = (w * bpc * cpp + 7) / 8;
return(bytesPerRow);
}
/// <summary>Creates a Type 3 font based on an existing font dictionary, which must be an indirect object.</summary>
/// <param name="fontDictionary">a dictionary of type <code>/Font</code>, must have an indirect reference.</param>
internal PdfType3Font(PdfDictionary fontDictionary)
: base(fontDictionary)
{
subset = true;
embedded = true;
fontProgram = new Type3Font(false);
CMapToUnicode toUni = FontUtil.ProcessToUnicode(fontDictionary.Get(PdfName.ToUnicode));
fontEncoding = DocFontEncoding.CreateDocFontEncoding(fontDictionary.Get(PdfName.Encoding), toUni);
PdfDictionary charProcsDic = GetPdfObject().GetAsDictionary(PdfName.CharProcs);
PdfArray fontMatrixArray = GetPdfObject().GetAsArray(PdfName.FontMatrix);
if (GetPdfObject().ContainsKey(PdfName.FontBBox))
{
PdfArray fontBBox = GetPdfObject().GetAsArray(PdfName.FontBBox);
fontProgram.GetFontMetrics().SetBbox(fontBBox.GetAsNumber(0).IntValue(), fontBBox.GetAsNumber(1).IntValue(
), fontBBox.GetAsNumber(2).IntValue(), fontBBox.GetAsNumber(3).IntValue());
}
else
{
fontProgram.GetFontMetrics().SetBbox(0, 0, 0, 0);
}
int firstChar = NormalizeFirstLastChar(fontDictionary.GetAsNumber(PdfName.FirstChar), 0);
int lastChar = NormalizeFirstLastChar(fontDictionary.GetAsNumber(PdfName.LastChar), 255);
for (int i = firstChar; i <= lastChar; i++)
{
shortTag[i] = 1;
}
int[] widths = FontUtil.ConvertSimpleWidthsArray(fontDictionary.GetAsArray(PdfName.Widths), firstChar, 0);
double[] fontMatrix = new double[6];
for (int i = 0; i < fontMatrixArray.Size(); i++)
{
fontMatrix[i] = ((PdfNumber)fontMatrixArray.Get(i)).GetValue();
}
SetFontMatrix(fontMatrix);
foreach (PdfName glyphName in charProcsDic.KeySet())
{
int unicode = AdobeGlyphList.NameToUnicode(glyphName.GetValue());
if (unicode != -1 && fontEncoding.CanEncode(unicode))
{
int code = fontEncoding.ConvertToByte(unicode);
((Type3Font)GetFontProgram()).AddGlyph(code, unicode, widths[code], null, new Type3Glyph(charProcsDic.GetAsStream
(glyphName), GetDocument()));
}
}
FillFontDescriptor(fontDictionary.GetAsDictionary(PdfName.FontDescriptor));
}
public void Rotate(string inputfile, float desiredRot)
{
var outputpath = FileUtilities.GetOutputPath(inputfile, Libraries.CommonUtilities.Models.ActionType.ROTATE, additionalData: desiredRot.ToString());
FileStream outStream = new FileStream(outputpath, FileMode.Create);
PdfReader reader = new PdfReader(inputfile);
PdfStamper stamper = new PdfStamper(reader, outStream);
int pageCount = reader.NumberOfPages;
for (int n = 1; n <= pageCount; n++)
{
PdfDictionary pageDict = reader.GetPageN(n);
PdfNumber rotation = pageDict.GetAsNumber(PdfName.ROTATE);
float rotationrequired = desiredRot;
if (rotation != null)
{
rotationrequired += rotation.IntValue;
rotationrequired %= 360; // must be 0, 90, 180, or 270
}
pageDict.Put(PdfName.ROTATE, new PdfNumber(rotationrequired));
}
stamper.Close();
reader.Close();
Console.WriteLine("Rotated {0} pages of {1}", pageCount, Path.GetFileName(outputpath));
}
/**
* @see com.lowagie.text.pdf.interfaces.PdfVersion#addDeveloperExtension(com.lowagie.text.pdf.PdfDeveloperExtension)
* @since 2.1.6
*/
public void AddDeveloperExtension(PdfDeveloperExtension de)
{
if (extensions == null)
{
extensions = new PdfDictionary();
}
else
{
PdfDictionary extension = extensions.GetAsDict(de.Prefix);
if (extension != null)
{
int diff = de.Baseversion.CompareTo(extension.GetAsName(PdfName.BASEVERSION));
if (diff < 0)
{
return;
}
diff = de.ExtensionLevel - extension.GetAsNumber(PdfName.EXTENSIONLEVEL).IntValue;
if (diff <= 0)
{
return;
}
}
}
extensions.Put(de.Prefix, de.GetDeveloperExtensions());
}
internal static TrueTypeFont CreateFontProgram(PdfDictionary fontDictionary, FontEncoding fontEncoding)
{
iText.Kernel.Font.DocTrueTypeFont fontProgram = new iText.Kernel.Font.DocTrueTypeFont(fontDictionary);
FillFontDescriptor(fontProgram, fontDictionary.GetAsDictionary(PdfName.FontDescriptor));
PdfNumber firstCharNumber = fontDictionary.GetAsNumber(PdfName.FirstChar);
int firstChar = firstCharNumber != null?Math.Max(firstCharNumber.IntValue(), 0) : 0;
int[] widths = FontUtil.ConvertSimpleWidthsArray(fontDictionary.GetAsArray(PdfName.Widths), firstChar, fontProgram
.GetMissingWidth());
fontProgram.avgWidth = 0;
int glyphsWithWidths = 0;
for (int i = 0; i < 256; i++)
{
Glyph glyph = new Glyph(i, widths[i], fontEncoding.GetUnicode(i));
fontProgram.codeToGlyph[i] = glyph;
//FontEncoding.codeToUnicode table has higher priority
if (glyph.HasValidUnicode() && fontEncoding.ConvertToByte(glyph.GetUnicode()) == i)
{
fontProgram.unicodeToGlyph[glyph.GetUnicode()] = glyph;
}
if (widths[i] > 0)
{
glyphsWithWidths++;
fontProgram.avgWidth += widths[i];
}
}
if (glyphsWithWidths != 0)
{
fontProgram.avgWidth /= glyphsWithWidths;
}
return(fontProgram);
}
public static void RotatePDF180(Stream inputFile, string outputFile)
{
using (FileStream outStream = new FileStream(outputFile, FileMode.Create))
{
PdfReader reader = new PdfReader(inputFile);
PdfStamper stamper = new PdfStamper(reader, outStream);
int pageCount = reader.NumberOfPages;
for (int n = 1; n <= pageCount; n++)
{
PdfDictionary pageDict = reader.GetPageN(n);
int desiredRot = 180; //
PdfNumber rotation = pageDict.GetAsNumber(PdfName.ROTATE);
if (rotation != null)
{
desiredRot += rotation.IntValue;
desiredRot %= 360; // must be 0, 90, 180, or 270
}
pageDict.Put(PdfName.ROTATE, new PdfNumber(desiredRot));
}
stamper.Close();
reader.Close();
MessageBox.Show("Rotated 180° and saved with PAVS extension!");
}
}
public static string RotateIfNecessary(string pdfFile)
{
using (PdfReader reader = new PdfReader(pdfFile))
{
Rectangle pagesize = reader.GetPageSizeWithRotation(reader.GetPageN(1));
if (pagesize.Width < pagesize.Height)
{
for (int n = 1; n <= reader.NumberOfPages; n++)
{
PdfDictionary page = reader.GetPageN(n);
PdfNumber rotate = page.GetAsNumber(PdfName.ROTATE);
int rotation = rotate == null ? 90 : (rotate.IntValue + 90) % 360;
page.Put(PdfName.ROTATE, new PdfNumber(rotation));
}
string rotatedFileName = Path.GetDirectoryName(pdfFile) + @"\" + Path.GetFileNameWithoutExtension(pdfFile) + "_rotated.pdf";
using (FileStream fs = new FileStream(rotatedFileName, FileMode.OpenOrCreate, FileAccess.ReadWrite)) {
PdfStamper stamper = new PdfStamper(reader, fs);
stamper.Close();
}
return(rotatedFileName);
}
else
{
return(pdfFile);
}
}
}
public virtual void RegisterMcr(PdfMcr mcr)
{
SortedDictionary <int, PdfMcr> pageMcrs = pageToPageMcrs.Get(mcr.GetPageObject().GetIndirectReference());
if (pageMcrs == null)
{
pageMcrs = new SortedDictionary <int, PdfMcr>();
pageToPageMcrs[mcr.GetPageObject().GetIndirectReference()] = pageMcrs;
}
if (mcr is PdfObjRef)
{
PdfDictionary obj = ((PdfDictionary)mcr.GetPdfObject()).GetAsDictionary(PdfName.Obj);
if (obj == null || obj.IsFlushed())
{
throw new PdfException(PdfException.WhenAddingObjectReferenceToTheTagTreeItMustBeConnectedToNotFlushedObject
);
}
PdfNumber n = obj.GetAsNumber(PdfName.StructParent);
if (n != null)
{
pageMcrs[StructParentIndexIntoKey(n.IntValue())] = mcr;
}
else
{
throw new PdfException(PdfException.StructParentIndexNotFoundInTaggedObject);
}
}
else
{
pageMcrs[mcr.GetMcid()] = mcr;
}
}
public virtual void SetAnnotationTest()
{
using (PdfDocument document = new PdfDocument(new PdfWriter(new MemoryStream()))) {
PdfFileAttachmentAnnotation annotation0 = new PdfFileAttachmentAnnotation(new Rectangle(0, 0, 20, 20));
PdfFileAttachmentAnnotation annotation1 = new PdfFileAttachmentAnnotation(new Rectangle(1, 1, 21, 21));
PdfFileAttachmentAnnotation annotation2 = new PdfFileAttachmentAnnotation(new Rectangle(2, 2, 22, 22));
document.AddNewPage();
document.GetPage(1).AddAnnotation(annotation0);
document.GetPage(1).AddAnnotation(annotation1);
document.GetPage(1).AddAnnotation(annotation2);
PdfTarget target = PdfTarget.Create(new PdfDictionary());
target.SetAnnotation(annotation2, document);
PdfDictionary dictionary = target.GetPdfObject();
NUnit.Framework.Assert.AreEqual(0, dictionary.GetAsNumber(PdfName.P).IntValue());
NUnit.Framework.Assert.AreEqual(2, dictionary.GetAsNumber(PdfName.A).IntValue());
}
}
public override void EventOccurred(IEventData data, EventType type)
{
if (data is TextRenderInfo renderInfo)
{
var oFont = renderInfo.GetFont();
PdfDictionary fontDescriptor = oFont.GetPdfObject().GetAsDictionary(PdfName.FontDescriptor);
PdfNumber number = fontDescriptor?.GetAsNumber(PdfName.FontWeight);
double? weight = number?.GetValue();
/**
* @see com.itextpdf.text.pdf.mc.MCParser.PdfOperator#process(com.itextpdf.text.pdf.ocg.OCGParser, com.itextpdf.text.pdf.PdfLiteral, java.util.List)
*/
public void Process(MCParser parser, PdfLiteral opr, IList <PdfObject> operands)
{
if (operands[1].IsDictionary())
{
PdfDictionary dict = (PdfDictionary)operands[1];
parser.DealWithMcid(dict.GetAsNumber(PdfName.MCID));
}
parser.PrintOperator(opr, operands);
}
/**
* Deletes redact annotations from the page and substitutes them with either OverlayText or RO object if it's needed.
*/
private void DeleteRedactAnnots(int pageNum)
{
HashSet2 <String> indirRefs;
redactAnnotIndirRefs.TryGetValue(pageNum, out indirRefs);
if (indirRefs == null || indirRefs.Count == 0)
{
return;
}
PdfReader reader = pdfStamper.Reader;
PdfContentByte canvas = pdfStamper.GetOverContent(pageNum);
PdfDictionary pageDict = reader.GetPageN(pageNum);
PdfArray annotsArray = pageDict.GetAsArray(PdfName.ANNOTS);
// j is for access annotRect (i can be decreased, so we need to store additional index,
// indicating current position in ANNOTS array in case if we don't remove anything
for (int i = 0, j = 0; i < annotsArray.Size; ++i, ++j)
{
PdfIndirectReference annotIndRef = annotsArray.GetAsIndirectObject(i);
PdfDictionary annotDict = annotsArray.GetAsDict(i);
if (indirRefs.Contains(annotIndRef.ToString()) || indirRefs.Contains(GetParentIndRefStr(annotDict)))
{
PdfStream formXObj = annotDict.GetAsStream(PdfName.RO);
PdfString overlayText = annotDict.GetAsString(PdfName.OVERLAYTEXT);
if (FillCleanedArea && formXObj != null)
{
PdfArray rectArray = annotDict.GetAsArray(PdfName.RECT);
Rectangle annotRect = new Rectangle(rectArray.GetAsNumber(0).FloatValue,
rectArray.GetAsNumber(1).FloatValue,
rectArray.GetAsNumber(2).FloatValue,
rectArray.GetAsNumber(3).FloatValue);
InsertFormXObj(canvas, pageDict, formXObj, clippingRects[j], annotRect);
}
else if (FillCleanedArea && overlayText != null && overlayText.ToUnicodeString().Length > 0)
{
DrawOverlayText(canvas, clippingRects[j], overlayText,
annotDict.GetAsString(PdfName.DA),
annotDict.GetAsNumber(PdfName.Q),
annotDict.GetAsBoolean(PdfName.REPEAT));
}
annotsArray.Remove(i--); // array size is changed, so we need to decrease i
}
}
if (annotsArray.Size == 0)
{
pageDict.Remove(PdfName.ANNOTS);
}
}
/**
* Gets the MCID value If the Marked Content contains
* an MCID entry, returns that value. Otherwise, a {@link NullPointerException} is thrown.
* @return the MCID value
* @throws NullPointerException if there is no MCID (see {@link MarkedContentInfo#hasMcid()})
*/
virtual public int GetMcid()
{
PdfNumber id = dictionary.GetAsNumber(PdfName.MCID);
if (id == null)
{
throw new InvalidOperationException("MarkedContentInfo does not contain MCID");
}
return(id.IntValue);
}
public virtual void PutTest()
{
PdfName key1 = new PdfName("Key1");
PdfName key2 = new PdfName("Key2");
PdfDictionary dictionary = new PdfDictionary();
PdfTarget target = PdfTarget.Create(dictionary);
target.Put(key1, new PdfNumber(23)).Put(key2, new PdfString("Hello, world!"));
NUnit.Framework.Assert.AreEqual(23, dictionary.GetAsNumber(key1).IntValue());
NUnit.Framework.Assert.AreEqual("Hello, world!", dictionary.GetAsString(key2).GetValue());
}
public void HandleEvent(Event currentEvent)
{
PdfDocumentEvent docEvent = (PdfDocumentEvent)currentEvent;
PdfPage page = docEvent.GetPage();
page.Put(PdfName.Rotate, pageDict.GetAsNumber(PdfName.Rotate));
// The MediaBox value defines the full size of the page.
ScaleDown(page, pageDict, PdfName.MediaBox, scale);
// The CropBox value defines the visible size of the page.
ScaleDown(page, pageDict, PdfName.CropBox, scale);
}
/**
* Parses the samples of the image from the underlying content parser, ignoring all filters.
* The parser must be positioned immediately after the ID operator that ends the inline image's dictionary.
* The parser will be left positioned immediately following the EI operator.
* This is primarily useful if no filters have been applied.
* @param imageDictionary the dictionary of the inline image
* @param ps the content parser
* @return the samples of the image
* @throws IOException if anything bad happens during parsing
*/
private static byte[] ParseUnfilteredSamples(PdfDictionary imageDictionary, PdfDictionary colorSpaceDic, PdfContentParser ps)
{
// special case: when no filter is specified, we just read the number of bits
// per component, multiplied by the width and height.
if (imageDictionary.Contains(PdfName.FILTER))
{
throw new ArgumentException("Dictionary contains filters");
}
PdfNumber h = imageDictionary.GetAsNumber(PdfName.HEIGHT);
int bytesToRead = ComputeBytesPerRow(imageDictionary, colorSpaceDic) * h.IntValue;
byte[] bytes = new byte[bytesToRead];
PRTokeniser tokeniser = ps.GetTokeniser();
int shouldBeWhiteSpace = tokeniser.Read(); // skip next character (which better be a whitespace character - I suppose we could check for this)
// from the PDF spec: Unless the image uses ASCIIHexDecode or ASCII85Decode as one of its filters, the ID operator shall be followed by a single white-space character, and the next character shall be interpreted as the first byte of image data.
// unfortunately, we've seen some PDFs where there is no space following the ID, so we have to capture this case and handle it
int startIndex = 0;
if (!PRTokeniser.IsWhitespace(shouldBeWhiteSpace) || shouldBeWhiteSpace == 0) // tokeniser treats 0 as whitespace, but for our purposes, we shouldn't)
{
bytes[0] = (byte)shouldBeWhiteSpace;
startIndex++;
}
for (int i = startIndex; i < bytesToRead; i++)
{
int ch = tokeniser.Read();
if (ch == -1)
{
throw new InlineImageParseException("End of content stream reached before end of image data");
}
bytes[i] = (byte)ch;
}
PdfObject ei = ps.ReadPRObject();
if (!ei.ToString().Equals("EI"))
{
// Some PDF producers seem to add another non-whitespace character after the image data.
// Let's try to handle that case here.
PdfObject ei2 = ps.ReadPRObject();
if (!ei2.ToString().Equals("EI"))
{
throw new InlineImageParseException("EI not found after end of image data");
}
}
return(bytes);
}
/// <summary>
/// Creates an object that can inform you about the type of signature
/// in a signature dictionary as well as some of the permissions
/// defined by the signature.
/// </summary>
public SignaturePermissions(PdfDictionary sigDict, SignaturePermissions previous)
{
if (previous != null)
{
annotationsAllowed &= previous.IsAnnotationsAllowed();
fillInAllowed &= previous.IsFillInAllowed();
fieldLocks.AddAll(previous.GetFieldLocks());
}
PdfArray @ref = sigDict.GetAsArray(PdfName.Reference);
if (@ref != null)
{
for (int i = 0; i < @ref.Size(); i++)
{
PdfDictionary dict = @ref.GetAsDictionary(i);
PdfDictionary @params = dict.GetAsDictionary(PdfName.TransformParams);
if (PdfName.DocMDP.Equals(dict.GetAsName(PdfName.TransformMethod)))
{
certification = true;
}
PdfName action = @params.GetAsName(PdfName.Action);
if (action != null)
{
fieldLocks.Add(new SignaturePermissions.FieldLock(this, action, @params.GetAsArray(PdfName.Fields)));
}
PdfNumber p = @params.GetAsNumber(PdfName.P);
if (p == null)
{
continue;
}
switch (p.IntValue())
{
default: {
break;
}
case 1: {
fillInAllowed &= false;
goto case 2;
}
case 2: {
annotationsAllowed &= false;
break;
}
}
}
}
}
private void FillFontDescriptor(PdfDictionary fontDesc)
{
if (fontDesc == null)
{
return;
}
PdfNumber v = fontDesc.GetAsNumber(PdfName.ItalicAngle);
if (v != null)
{
SetItalicAngle(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.FontWeight);
if (v != null)
{
SetFontWeight(v.IntValue());
}
PdfName fontStretch = fontDesc.GetAsName(PdfName.FontStretch);
if (fontStretch != null)
{
SetFontStretch(fontStretch.GetValue());
}
PdfName fontName = fontDesc.GetAsName(PdfName.FontName);
if (fontName != null)
{
SetFontName(fontName.GetValue());
}
PdfString fontFamily = fontDesc.GetAsString(PdfName.FontFamily);
if (fontFamily != null)
{
SetFontFamily(fontFamily.GetValue());
}
}
protected void ManipulatePdf(String dest)
{
PdfDocument pdfDoc = new PdfDocument(new PdfReader(SRC), new PdfWriter(dest));
for (int p = 1; p <= pdfDoc.GetNumberOfPages(); p++)
{
PdfDictionary page = pdfDoc.GetPage(p).GetPdfObject();
if (page.GetAsNumber(PdfName.UserUnit) == null)
{
page.Put(PdfName.UserUnit, new PdfNumber(2.5f));
}
page.Remove(PdfName.Rotate);
}
pdfDoc.Close();
}
public virtual void UnregisterMcr(PdfMcr mcrToUnregister)
{
PdfDictionary pageDict = mcrToUnregister.GetPageObject();
if (pageDict == null)
{
// invalid mcr, ignore
return;
}
if (pageDict.IsFlushed())
{
throw new PdfException(PdfException.CannotRemoveMarkedContentReferenceBecauseItsPageWasAlreadyFlushed);
}
IDictionary <int, PdfMcr> pageMcrs = pageToPageMcrs.Get(pageDict.GetIndirectReference());
if (pageMcrs != null)
{
if (mcrToUnregister is PdfObjRef)
{
PdfDictionary obj = ((PdfDictionary)mcrToUnregister.GetPdfObject()).GetAsDictionary(PdfName.Obj);
if (obj != null && !obj.IsFlushed())
{
PdfNumber n = obj.GetAsNumber(PdfName.StructParent);
if (n != null)
{
pageMcrs.JRemove(StructParentIndexIntoKey(n.IntValue()));
structTreeRoot.SetModified();
return;
}
}
foreach (KeyValuePair <int, PdfMcr> entry in pageMcrs)
{
if (entry.Value.GetPdfObject() == mcrToUnregister.GetPdfObject())
{
pageMcrs.JRemove(entry.Key);
structTreeRoot.SetModified();
break;
}
}
}
else
{
pageMcrs.JRemove(mcrToUnregister.GetMcid());
structTreeRoot.SetModified();
}
}
}
public PageInfo(PdfReader reader, int pageNumber)
{
PageNumber = pageNumber;
ImagesInfo = new ImagesInfo();
TextsInfo = new TextsInfo();
_reader = reader;
_page = reader.GetPageN(pageNumber);
PageUnits = _page.Contains(PdfName.USERUNIT) ? _page.GetAsNumber(PdfName.USERUNIT).FloatValue : 72;
Rectangle mediabox = reader.GetPageSize(_page);
PageWidth = Utilities.PointsToMillimeters(mediabox.Width);
PageHeight = Utilities.PointsToMillimeters(mediabox.Height);
_RenderPage(PageNumber, PageUnits);
}
/**
* When an XObject with a StructParent is encountered,
* we want to remove it from the stack.
* @param xobj the name of an XObject
*/
protected void DealWithXObj(PdfName xobj)
{
PdfDictionary dict = xobjects.GetAsStream(xobj);
PdfNumber structParent = dict.GetAsNumber(PdfName.STRUCTPARENT);
LOGGER.Info(String.Format("Encountered StructParent {0} in content", structParent));
if (structParent == null)
{
return;
}
StructureItem item = items[0];
if (item.CheckStructParent(pageref.Number, structParent.IntValue) == 1)
{
items.RemoveAt(0);
}
}
/**
* Creates an object that can inform you about the type of signature
* in a signature dictionary as well as some of the permissions
* defined by the signature.
*/
public SignaturePermissions(PdfDictionary sigDict, SignaturePermissions previous)
{
if (previous != null)
{
annotationsAllowed &= previous.AnnotationsAllowed;
fillInAllowed &= previous.FillInAllowed;
fieldLocks.AddRange(previous.FieldLocks);
}
PdfArray reference = sigDict.GetAsArray(PdfName.REFERENCE);
if (reference != null)
{
for (int i = 0; i < reference.Size; i++)
{
PdfDictionary dict = reference.GetAsDict(i);
PdfDictionary parameters = dict.GetAsDict(PdfName.TRANSFORMPARAMS);
if (PdfName.DOCMDP.Equals(dict.GetAsName(PdfName.TRANSFORMMETHOD)))
{
certification = true;
}
PdfName action = parameters.GetAsName(PdfName.ACTION);
if (action != null)
{
fieldLocks.Add(new FieldLock(action, parameters.GetAsArray(PdfName.FIELDS)));
}
PdfNumber p = parameters.GetAsNumber(PdfName.P);
if (p == null)
{
continue;
}
switch (p.IntValue)
{
case 1:
fillInAllowed = false;
break;
case 2:
annotationsAllowed = false;
break;
}
}
}
}
private void RegisterMcr(PdfMcr mcr, bool registeringOnInit)
{
PdfDictionary mcrPageObject = mcr.GetPageObject();
if (mcrPageObject == null || (!(mcr is PdfObjRef) && mcr.GetMcid() < 0))
{
ILog logger = LogManager.GetLogger(typeof(iText.Kernel.Pdf.Tagging.ParentTreeHandler));
logger.Error(iText.IO.LogMessageConstant.ENCOUNTERED_INVALID_MCR);
return;
}
SortedDictionary <int, PdfMcr> pageMcrs = pageToPageMcrs.Get(mcrPageObject.GetIndirectReference());
if (pageMcrs == null)
{
pageMcrs = new SortedDictionary <int, PdfMcr>();
pageToPageMcrs.Put(mcrPageObject.GetIndirectReference(), pageMcrs);
}
if (mcr is PdfObjRef)
{
PdfDictionary obj = ((PdfDictionary)mcr.GetPdfObject()).GetAsDictionary(PdfName.Obj);
if (obj == null || obj.IsFlushed())
{
throw new PdfException(PdfException.WhenAddingObjectReferenceToTheTagTreeItMustBeConnectedToNotFlushedObject
);
}
PdfNumber n = obj.GetAsNumber(PdfName.StructParent);
if (n != null)
{
pageMcrs.Put(StructParentIndexIntoKey(n.IntValue()), mcr);
}
else
{
throw new PdfException(PdfException.StructParentIndexNotFoundInTaggedObject);
}
}
else
{
pageMcrs.Put(mcr.GetMcid(), mcr);
}
if (!registeringOnInit)
{
structTreeRoot.SetModified();
}
}
/// <summary>Creates a Type3 font based on an existing font dictionary, which must be an indirect object.</summary>
/// <param name="fontDictionary">a dictionary of type <code>/Font</code>, must have an indirect reference.</param>
internal PdfType3Font(PdfDictionary fontDictionary)
: base(fontDictionary)
{
EnsureObjectIsAddedToDocument(fontDictionary);
CheckFontDictionary(fontDictionary, PdfName.Type3);
subset = true;
embedded = true;
fontProgram = new Type3FontProgram(false);
fontEncoding = DocFontEncoding.CreateDocFontEncoding(fontDictionary.Get(PdfName.Encoding), null, false);
PdfDictionary charProcsDic = GetPdfObject().GetAsDictionary(PdfName.CharProcs);
PdfArray fontMatrixArray = GetPdfObject().GetAsArray(PdfName.FontMatrix);
if (GetPdfObject().ContainsKey(PdfName.FontBBox))
{
PdfArray fontBBox = GetPdfObject().GetAsArray(PdfName.FontBBox);
fontProgram.GetFontMetrics().SetBbox(fontBBox.GetAsNumber(0).IntValue(), fontBBox.GetAsNumber(1).IntValue(
), fontBBox.GetAsNumber(2).IntValue(), fontBBox.GetAsNumber(3).IntValue());
}
else
{
fontProgram.GetFontMetrics().SetBbox(0, 0, 0, 0);
}
PdfNumber firstCharNumber = fontDictionary.GetAsNumber(PdfName.FirstChar);
int firstChar = firstCharNumber != null?Math.Max(firstCharNumber.IntValue(), 0) : 0;
int[] widths = FontUtil.ConvertSimpleWidthsArray(fontDictionary.GetAsArray(PdfName.Widths), firstChar);
double[] fontMatrix = new double[6];
for (int i = 0; i < fontMatrixArray.Size(); i++)
{
fontMatrix[i] = ((PdfNumber)fontMatrixArray.Get(i)).GetValue();
}
SetFontMatrix(fontMatrix);
foreach (PdfName glyphName in charProcsDic.KeySet())
{
int unicode = (int)AdobeGlyphList.NameToUnicode(glyphName.GetValue());
if (unicode != -1 && fontEncoding.CanEncode(unicode))
{
int code = fontEncoding.ConvertToByte(unicode);
((Type3FontProgram)GetFontProgram()).AddGlyph(code, unicode, widths[code], null, new Type3Glyph(charProcsDic
.GetAsStream(glyphName), GetDocument()));
}
}
}
/**
* Parses the samples of the image from the underlying content parser, ignoring all filters.
* The parser must be positioned immediately after the ID operator that ends the inline image's dictionary.
* The parser will be left positioned immediately following the EI operator.
* This is primarily useful if no filters have been applied.
* @param imageDictionary the dictionary of the inline image
* @param ps the content parser
* @return the samples of the image
* @throws IOException if anything bad happens during parsing
*/
private static byte[] ParseUnfilteredSamples(PdfDictionary imageDictionary, PdfContentParser ps)
{
// special case: when no filter is specified, we just read the number of bits
// per component, multiplied by the width and height.
if (imageDictionary.Contains(PdfName.FILTER))
{
throw new ArgumentException("Dictionary contains filters");
}
PdfNumber h = imageDictionary.GetAsNumber(PdfName.HEIGHT);
int bytesToRead = ComputeBytesPerRow(imageDictionary) * h.IntValue;
byte[] bytes = new byte[bytesToRead];
PRTokeniser tokeniser = ps.GetTokeniser();
tokeniser.Read(); // skip next character (which better be a whitespace character - I suppose we could check for this)
for (int i = 0; i < bytesToRead; i++)
{
int ch = tokeniser.Read();
if (ch == -1)
{
throw new InlineImageParseException("End of content stream reached before end of image data");
}
bytes[i] = (byte)ch;
}
PdfObject ei = ps.ReadPRObject();
if (!ei.ToString().Equals("EI"))
{
throw new InlineImageParseException("EI not found after end of image data");
}
return(bytes);
}
/**
* Creates a StructurItem using an MCR dictionary.
* @param dict an MCR dictionary
*/
public StructureMCID(PdfDictionary mcr)
{
mcid = mcr.GetAsNumber(PdfName.MCID).IntValue;
pageref = mcr.GetAsIndirectObject(PdfName.PG).Number;
}
private void InitKeyAndReadDictionary(PdfDictionary encryptionDictionary, byte[] password)
{
try {
if (password == null)
{
password = new byte[0];
}
else
{
if (password.Length > 127)
{
password = JavaUtil.ArraysCopyOf(password, 127);
}
}
isPdf2 = encryptionDictionary.GetAsNumber(PdfName.R).GetValue() == 6;
byte[] oValue = GetIsoBytes(encryptionDictionary.GetAsString(PdfName.O));
byte[] uValue = GetIsoBytes(encryptionDictionary.GetAsString(PdfName.U));
byte[] oeValue = GetIsoBytes(encryptionDictionary.GetAsString(PdfName.OE));
byte[] ueValue = GetIsoBytes(encryptionDictionary.GetAsString(PdfName.UE));
byte[] perms = GetIsoBytes(encryptionDictionary.GetAsString(PdfName.Perms));
PdfNumber pValue = (PdfNumber)encryptionDictionary.Get(PdfName.P);
this.permissions = pValue.LongValue();
byte[] hash;
hash = ComputeHash(password, oValue, VALIDATION_SALT_OFFSET, SALT_LENGTH, uValue);
usedOwnerPassword = CompareArray(hash, oValue, 32);
if (usedOwnerPassword)
{
hash = ComputeHash(password, oValue, KEY_SALT_OFFSET, SALT_LENGTH, uValue);
AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, hash);
nextObjectKey = ac.ProcessBlock(oeValue, 0, oeValue.Length);
}
else
{
hash = ComputeHash(password, uValue, VALIDATION_SALT_OFFSET, SALT_LENGTH);
if (!CompareArray(hash, uValue, 32))
{
throw new BadPasswordException(PdfException.BadUserPassword);
}
hash = ComputeHash(password, uValue, KEY_SALT_OFFSET, SALT_LENGTH);
AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, hash);
nextObjectKey = ac.ProcessBlock(ueValue, 0, ueValue.Length);
}
nextObjectKeySize = 32;
AESCipherCBCnoPad ac_1 = new AESCipherCBCnoPad(false, nextObjectKey);
byte[] decPerms = ac_1.ProcessBlock(perms, 0, perms.Length);
if (decPerms[9] != (byte)'a' || decPerms[10] != (byte)'d' || decPerms[11] != (byte)'b')
{
throw new BadPasswordException(PdfException.BadUserPassword);
}
int permissionsDecoded = (decPerms[0] & 0xff) | ((decPerms[1] & 0xff) << 8) | ((decPerms[2] & 0xff) << 16)
| ((decPerms[3] & 0xff) << 24);
bool encryptMetadata = decPerms[8] == (byte)'T';
bool?encryptMetadataEntry = encryptionDictionary.GetAsBool(PdfName.EncryptMetadata);
if (permissionsDecoded != permissions || encryptMetadataEntry != null && encryptMetadata != encryptMetadataEntry
)
{
ILog logger = LogManager.GetLogger(typeof(iText.Kernel.Crypto.Securityhandler.StandardHandlerUsingAes256));
logger.Error(iText.IO.LogMessageConstant.ENCRYPTION_ENTRIES_P_AND_ENCRYPT_METADATA_NOT_CORRESPOND_PERMS_ENTRY
);
}
this.permissions = permissionsDecoded;
this.encryptMetadata = encryptMetadata;
}
catch (BadPasswordException ex) {
throw;
}
catch (Exception ex) {
throw new PdfException(PdfException.PdfEncryption, ex);
}
}
/**
* Converts an annotation structure item to a Form XObject annotation.
* @param item the structure item
* @throws IOException
*/
protected void ConvertToXObject(StructureObject item)
{
PdfDictionary structElem = item.GetStructElem();
if (structElem == null)
{
return;
}
PdfDictionary dict = item.GetObjAsDict();
if (dict == null || !dict.CheckType(PdfName.ANNOT))
{
return;
}
PdfDictionary ap = dict.GetAsDict(PdfName.AP);
if (ap == null)
{
return;
}
PdfNumber structParent = dict.GetAsNumber(PdfName.STRUCTPARENT);
if (structParent == null)
{
return;
}
PdfStream stream = ap.GetAsStream(PdfName.N);
if (stream == null)
{
return;
}
stream.Put(PdfName.STRUCTPARENT, structParent);
PdfIndirectReference xobjr = ap.GetAsIndirectObject(PdfName.N);
if (xobjr == null)
{
return;
}
// remove the annotation from the page
for (int i = 0; i < annots.Length; i++)
{
PdfIndirectReference annotref = annots.GetAsIndirectObject(i);
if (item.GetObjRef().Number == annotref.Number)
{
annots.Remove(i);
break;
}
}
// replace the existing attributes by a PrintField attribute
PdfDictionary attribute = new PdfDictionary();
attribute.Put(PdfName.O, PdfName.PRINTFIELD);
PdfString description = dict.GetAsString(PdfName.TU);
if (description == null)
{
description = dict.GetAsString(PdfName.T);
}
if (PdfName.BTN.Equals(dict.Get(PdfName.FT)))
{
PdfNumber fflags = dict.GetAsNumber(PdfName.FF);
if (fflags != null)
{
int ff = fflags.IntValue;
if ((ff & PdfFormField.FF_PUSHBUTTON) != 0)
{
attribute.Put(PdfName.ROLE, PdfName.PB);
}
// I don't think the condition below will ever be true
if ((ff & PdfFormField.FF_RADIO) != 0)
{
attribute.Put(PdfName.ROLE, PdfName.rb);
}
else
{
attribute.Put(PdfName.ROLE, PdfName.CB);
}
}
}
else
{
attribute.Put(PdfName.ROLE, PdfName.TV);
}
attribute.Put(PdfName.DESC, description);
// Updating the values of the StructElem dictionary
PdfString t = structElem.GetAsString(PdfName.T);
if (t == null || t.ToString().Trim().Length == 0)
{
structElem.Put(PdfName.T, dict.GetAsString(PdfName.T));
}
structElem.Put(PdfName.A, attribute);
structElem.Put(PdfName.S, PdfName.P);
structElem.Put(PdfName.PG, pageref);
// Defining a new MCID
int mcid = items.ProcessMCID(structParents, item.GetRef());
LOGGER.Info("Using MCID " + mcid);
structElem.Put(PdfName.K, new PdfNumber(mcid));
// removing the annotation from the parent tree
items.RemoveFromParentTree(structParent);
// Adding the XObject to the page
PdfName xobj = new PdfName("XObj" + structParent.IntValue);
LOGGER.Info("Creating XObject with name " + xobj);
xobjects.Put(xobj, xobjr);
PdfArray array = dict.GetAsArray(PdfName.RECT);
// Getting the position of the annotation
Rectangle rect = new Rectangle(
array.GetAsNumber(0).FloatValue, array.GetAsNumber(1).FloatValue,
array.GetAsNumber(2).FloatValue, array.GetAsNumber(3).FloatValue);
rect.Normalize();
// A Do operator is forbidden inside a text block
if (inText && !btWrite)
{
LOGGER.Debug("Introducing extra ET");
byte[] bytes = Encoding.ASCII.GetBytes("ET\n");
baos.Write(bytes, 0, bytes.Length);
etExtra = true;
}
// Writing the marked-content sequence with the Do operator
// Note that the position assumes that the CTM wasn't changed in the graphics state
// TODO: do the math if the CTM did change!
ByteBuffer buf = new ByteBuffer();
buf.Append("/P <</MCID ");
buf.Append(mcid);
buf.Append(">> BDC\n");
buf.Append("q 1 0 0 1 ");
buf.Append(rect.Left.ToString(CultureInfo.InvariantCulture));
buf.Append(" ");
buf.Append(rect.Bottom.ToString(CultureInfo.InvariantCulture));
buf.Append(" cm ");
buf.Append(xobj.GetBytes());
buf.Append(" Do Q\n");
buf.Append("EMC\n");
buf.Flush();
buf.WriteTo(baos);
// if we were inside a text block, we've introduced an ET, so we'll need to write a BT
if (inText)
{
btWrite = true;
}
}
/**
* Parses the content of a page, replacing appearances of annotations
* with Form XObjects.
* @param page a page dictionary
* @throws IOException
*/
virtual public void Parse(PdfDictionary page, PdfIndirectReference pageref) {
LOGGER.Info("Parsing page with reference " + pageref);
// initializing member variables
baos = new MemoryStream();
this.page = page;
this.pageref = pageref;
structParents = page.GetAsNumber(PdfName.STRUCTPARENTS);
if(structParents == null)
throw new DocumentException(MessageLocalization.GetComposedMessage("can.t.read.document.structure"));
annots = page.GetAsArray(PdfName.ANNOTS);
if(annots == null)
annots = new PdfArray();
PdfDictionary resources = page.GetAsDict(PdfName.RESOURCES);
xobjects = resources.GetAsDict(PdfName.XOBJECT);
if (xobjects == null) {
xobjects = new PdfDictionary();
resources.Put(PdfName.XOBJECT, xobjects);
}
// parsing the content stream of the page
PRStream stream = (PRStream) page.GetAsStream(PdfName.CONTENTS);
byte[] contentBytes = PdfReader.GetStreamBytes(stream);
PRTokeniser tokeniser = new PRTokeniser(new RandomAccessFileOrArray(RASFACTORY.CreateSource(contentBytes)));
PdfContentParser ps = new PdfContentParser(tokeniser);
List<PdfObject> operands = new List<PdfObject>();
while (ps.Parse(operands).Count > 0) {
PdfLiteral opr = (PdfLiteral) operands[operands.Count - 1];
ProcessOperator(opr, operands);
}
// dealing with orphans
while (items.Count > 0 && items[0].GetPageref() == pageref.Number) {
StructureItem item = items[0];
if (item is StructureObject) {
ConvertToXObject((StructureObject) item);
items.RemoveAt(0);
}
}
if(annots.Length == 0) {
page.Remove(PdfName.ANNOTS);
}
else {
PdfDictionary annot;
for(int i = 0; i < annots.Size; i++) {
annot = annots.GetAsDict(i);
if(annot.GetAsNumber(PdfName.STRUCTPARENT) == null)
throw new DocumentException(MessageLocalization.GetComposedMessage("could.not.flatten.file.untagged.annotations.found"));
}
}
// replacing the content stream
baos.Flush();
baos.Close();
stream.SetData(baos.ToArray());
// showing how many items are left
LOGGER.Info(String.Format("There are {0} items left for processing", items.Count));
}
/**
* Parses the content of a page, replacing appearances of annotations
* with Form XObjects.
* @param page a page dictionary
* @throws IOException
*/
public void Parse(PdfDictionary page, PdfIndirectReference pageref)
{
LOGGER.Info("Parsing page with reference " + pageref);
// initializing member variables
baos = new MemoryStream();
this.page = page;
this.pageref = pageref;
structParents = page.GetAsNumber(PdfName.STRUCTPARENTS);
if (structParents == null)
{
throw new DocumentException(MessageLocalization.GetComposedMessage("can.t.read.document.structure"));
}
annots = page.GetAsArray(PdfName.ANNOTS);
if (annots == null)
{
annots = new PdfArray();
}
PdfDictionary resources = page.GetAsDict(PdfName.RESOURCES);
xobjects = resources.GetAsDict(PdfName.XOBJECT);
if (xobjects == null)
{
xobjects = new PdfDictionary();
resources.Put(PdfName.XOBJECT, xobjects);
}
// parsing the content stream of the page
PRStream stream = (PRStream)page.GetAsStream(PdfName.CONTENTS);
byte[] contentBytes = PdfReader.GetStreamBytes(stream);
PRTokeniser tokeniser = new PRTokeniser(new RandomAccessFileOrArray(RASFACTORY.CreateSource(contentBytes)));
PdfContentParser ps = new PdfContentParser(tokeniser);
List <PdfObject> operands = new List <PdfObject>();
while (ps.Parse(operands).Count > 0)
{
PdfLiteral opr = (PdfLiteral)operands[operands.Count - 1];
ProcessOperator(opr, operands);
}
// dealing with orphans
while (items.Count > 0 && items[0].GetPageref() == pageref.Number)
{
StructureItem item = items[0];
if (item is StructureObject)
{
ConvertToXObject((StructureObject)item);
items.RemoveAt(0);
}
}
if (annots.Length == 0)
{
page.Remove(PdfName.ANNOTS);
}
else
{
PdfDictionary annot;
for (int i = 0; i < annots.Size; i++)
{
annot = annots.GetAsDict(i);
if (annot.GetAsNumber(PdfName.STRUCTPARENT) == null)
{
throw new DocumentException(MessageLocalization.GetComposedMessage("could.not.flatten.file.untagged.annotations.found"));
}
}
}
// replacing the content stream
baos.Flush();
baos.Close();
stream.SetData(baos.ToArray());
// showing how many items are left
LOGGER.Info(String.Format("There are {0} items left for processing", items.Count));
}
/**
* Computes the number of unfiltered bytes that each row of the image will contain.
* If the number of bytes results in a partial terminating byte, this number is rounded up
* per the PDF specification
* @param imageDictionary the dictionary of the inline image
* @return the number of bytes per row of the image
*/
private static int ComputeBytesPerRow(PdfDictionary imageDictionary, PdfDictionary colorSpaceDic){
PdfNumber wObj = imageDictionary.GetAsNumber(PdfName.WIDTH);
PdfNumber bpcObj = imageDictionary.GetAsNumber(PdfName.BITSPERCOMPONENT);
int cpp = GetComponentsPerPixel(imageDictionary.GetAsName(PdfName.COLORSPACE), colorSpaceDic);
int w = wObj.IntValue;
int bpc = bpcObj != null ? bpcObj.IntValue : 1;
int bytesPerRow = (w * bpc * cpp + 7) / 8;
return bytesPerRow;
}
/**
* Parses the samples of the image from the underlying content parser, ignoring all filters.
* The parser must be positioned immediately after the ID operator that ends the inline image's dictionary.
* The parser will be left positioned immediately following the EI operator.
* This is primarily useful if no filters have been applied.
* @param imageDictionary the dictionary of the inline image
* @param ps the content parser
* @return the samples of the image
* @throws IOException if anything bad happens during parsing
*/
private static byte[] ParseUnfilteredSamples(PdfDictionary imageDictionary, PdfDictionary colorSpaceDic, PdfContentParser ps) {
// special case: when no filter is specified, we just read the number of bits
// per component, multiplied by the width and height.
if (imageDictionary.Contains(PdfName.FILTER))
throw new ArgumentException("Dictionary contains filters");
PdfNumber h = imageDictionary.GetAsNumber(PdfName.HEIGHT);
int bytesToRead = ComputeBytesPerRow(imageDictionary, colorSpaceDic) * h.IntValue;
byte[] bytes = new byte[bytesToRead];
PRTokeniser tokeniser = ps.GetTokeniser();
int shouldBeWhiteSpace = tokeniser.Read(); // skip next character (which better be a whitespace character - I suppose we could check for this)
// from the PDF spec: Unless the image uses ASCIIHexDecode or ASCII85Decode as one of its filters, the ID operator shall be followed by a single white-space character, and the next character shall be interpreted as the first byte of image data.
// unfortunately, we've seen some PDFs where there is no space following the ID, so we have to capture this case and handle it
int startIndex = 0;
if (!PRTokeniser.IsWhitespace(shouldBeWhiteSpace) || shouldBeWhiteSpace == 0){ // tokeniser treats 0 as whitespace, but for our purposes, we shouldn't)
bytes[0] = (byte)shouldBeWhiteSpace;
startIndex++;
}
for (int i = startIndex; i < bytesToRead; i++){
int ch = tokeniser.Read();
if (ch == -1)
throw new InlineImageParseException("End of content stream reached before end of image data");
bytes[i] = (byte)ch;
}
PdfObject ei = ps.ReadPRObject();
if (!ei.ToString().Equals("EI"))
throw new InlineImageParseException("EI not found after end of image data");
return bytes;
}
/// <summary>Creates a Type 3 font based on an existing font dictionary, which must be an indirect object.</summary>
/// <param name="fontDictionary">a dictionary of type <c>/Font</c>, must have an indirect reference.</param>
internal PdfType3Font(PdfDictionary fontDictionary)
: base(fontDictionary)
{
subset = true;
embedded = true;
fontProgram = new Type3Font(false);
fontEncoding = DocFontEncoding.CreateDocFontEncoding(fontDictionary.Get(PdfName.Encoding), toUnicode);
PdfDictionary charProcsDic = GetPdfObject().GetAsDictionary(PdfName.CharProcs);
PdfArray fontMatrixArray = GetPdfObject().GetAsArray(PdfName.FontMatrix);
if (GetPdfObject().ContainsKey(PdfName.FontBBox))
{
PdfArray fontBBox = GetPdfObject().GetAsArray(PdfName.FontBBox);
fontProgram.GetFontMetrics().SetBbox(fontBBox.GetAsNumber(0).IntValue(), fontBBox.GetAsNumber(1).IntValue(
), fontBBox.GetAsNumber(2).IntValue(), fontBBox.GetAsNumber(3).IntValue());
}
else
{
fontProgram.GetFontMetrics().SetBbox(0, 0, 0, 0);
}
int firstChar = NormalizeFirstLastChar(fontDictionary.GetAsNumber(PdfName.FirstChar), 0);
int lastChar = NormalizeFirstLastChar(fontDictionary.GetAsNumber(PdfName.LastChar), 255);
for (int i = firstChar; i <= lastChar; i++)
{
shortTag[i] = 1;
}
int[] widths = FontUtil.ConvertSimpleWidthsArray(fontDictionary.GetAsArray(PdfName.Widths), firstChar, 0);
double[] fontMatrix = new double[6];
for (int i = 0; i < fontMatrixArray.Size(); i++)
{
fontMatrix[i] = ((PdfNumber)fontMatrixArray.Get(i)).GetValue();
}
SetFontMatrix(fontMatrix);
if (toUnicode != null && toUnicode.HasByteMappings() && fontEncoding.HasDifferences())
{
for (int i = 0; i < 256; i++)
{
int unicode = fontEncoding.GetUnicode(i);
PdfName glyphName = new PdfName(fontEncoding.GetDifference(i));
if (unicode != -1 && !FontEncoding.NOTDEF.Equals(glyphName.GetValue()) && charProcsDic.ContainsKey(glyphName
))
{
((Type3Font)GetFontProgram()).AddGlyph(i, unicode, widths[i], null, new Type3Glyph(charProcsDic.GetAsStream
(glyphName), GetDocument()));
}
}
}
IDictionary <int, int?> unicodeToCode = null;
if (toUnicode != null)
{
try {
unicodeToCode = toUnicode.CreateReverseMapping();
}
catch (Exception) {
}
}
foreach (PdfName glyphName in charProcsDic.KeySet())
{
int unicode = AdobeGlyphList.NameToUnicode(glyphName.GetValue());
int code = -1;
if (fontEncoding.CanEncode(unicode))
{
code = fontEncoding.ConvertToByte(unicode);
}
else
{
if (unicodeToCode != null && unicodeToCode.ContainsKey(unicode))
{
code = (int)unicodeToCode.Get(unicode);
}
}
if (code != -1 && GetFontProgram().GetGlyphByCode(code) == null)
{
((Type3Font)GetFontProgram()).AddGlyph(code, unicode, widths[code], null, new Type3Glyph(charProcsDic.GetAsStream
(glyphName), GetDocument()));
}
}
FillFontDescriptor(fontDictionary.GetAsDictionary(PdfName.FontDescriptor));
}