/**
* Creates a RichMediaExecute action dictionary.
* @param ref a reference to rich media annotation dictionary for
* an annotation for which to execute the script command.
* @param command the command name and arguments to be
* executed when the rich-media-execute action is invoked.
*/
public RichMediaExecuteAction(PdfIndirectReference refi, RichMediaCommand command)
: base()
{
Put(PdfName.S, PdfName.RICHMEDIAEXECUTE);
Put(PdfName.TA, refi);
Put(PdfName.CMD, command);
}
private ImageRenderInfo(Matrix ctm, PdfIndirectReference refi, PdfDictionary colorSpaceDictionary)
{
this.ctm = ctm;
this.refi = refi;
this.inlineImageInfo = null;
this.colorSpaceDictionary = colorSpaceDictionary;
}
virtual protected internal void SetReader(PdfReader reader){
this.reader = reader;
PdfObject obj = reader.Catalog.Get(PdfName.STRUCTTREEROOT);
obj = GetDirectObject(obj);
if ((obj == null) || (!obj.IsDictionary()))
throw new BadPdfFormatException(MessageLocalization.GetComposedMessage("no.structtreeroot.found"));
structTreeRoot = (PdfDictionary)obj;
obj = GetDirectObject(structTreeRoot.Get(PdfName.PARENTTREE));
if (obj == null || !obj.IsDictionary())
throw new BadPdfFormatException(MessageLocalization.GetComposedMessage("the.document.does.not.contain.parenttree"));
parentTree = (PdfDictionary)obj;
sourceRoleMap = null;
sourceClassMap = null;
nullReference = null;
}
/** Generates the font dictionary.
* @param descendant the descendant dictionary
* @param subsetPrefix the subset prefix
* @param toUnicode the ToUnicode stream
* @return the stream
*/
virtual public PdfDictionary GetFontBaseType(PdfIndirectReference descendant, string subsetPrefix, PdfIndirectReference toUnicode)
{
PdfDictionary dic = new PdfDictionary(PdfName.FONT);
dic.Put(PdfName.SUBTYPE, PdfName.TYPE0);
// The PDF Reference manual advises to add -encoding to CID font names
if (cff)
{
dic.Put(PdfName.BASEFONT, new PdfName(subsetPrefix + fontName + "-" + encoding));
}
else
{
dic.Put(PdfName.BASEFONT, new PdfName(subsetPrefix + fontName));
}
dic.Put(PdfName.ENCODING, new PdfName(encoding));
dic.Put(PdfName.DESCENDANTFONTS, new PdfArray(descendant));
if (toUnicode != null)
{
dic.Put(PdfName.TOUNICODE, toUnicode);
}
return(dic);
}
/** Outputs to the writer the font dictionaries and streams.
* @param writer the writer for this document
* @param ref the font indirect reference
* @param parms several parameters that depend on the font type
* @throws IOException on error
* @throws DocumentException error in generating the object
*/
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piref, Object[] parms)
{
Hashtable longTag = (Hashtable)parms[0];
AddRangeUni(longTag, true, subset);
ArrayList tmp = new ArrayList();
foreach (object o in longTag.Values)
{
tmp.Add(o);
}
Object[] metrics = tmp.ToArray();
Array.Sort(metrics, this);
PdfIndirectReference ind_font = null;
PdfObject pobj = null;
PdfIndirectObject obj = null;
PdfIndirectReference cidset = null;
if (writer.PDFXConformance == PdfWriter.PDFA1A || writer.PDFXConformance == PdfWriter.PDFA1B)
{
PdfStream stream;
if (metrics.Length == 0)
{
stream = new PdfStream(new byte[] { (byte)0x80 });
}
else
{
int top = ((int[])metrics[metrics.Length - 1])[0];
byte[] bt = new byte[top / 8 + 1];
for (int k = 0; k < metrics.Length; ++k)
{
int v = ((int[])metrics[k])[0];
bt[v / 8] |= rotbits[v % 8];
}
stream = new PdfStream(bt);
stream.FlateCompress(compressionLevel);
}
cidset = writer.AddToBody(stream).IndirectReference;
}
// sivan: cff
if (cff)
{
byte[] b = ReadCffFont();
if (subset || subsetRanges != null)
{
CFFFontSubset cffs = new CFFFontSubset(new RandomAccessFileOrArray(b), longTag);
b = cffs.Process((cffs.GetNames())[0]);
}
pobj = new StreamFont(b, "CIDFontType0C", compressionLevel);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
}
else
{
byte[] b;
if (subset || directoryOffset != 0)
{
TrueTypeFontSubSet sb = new TrueTypeFontSubSet(fileName, new RandomAccessFileOrArray(rf), longTag, directoryOffset, false, false);
b = sb.Process();
}
else
{
b = GetFullFont();
}
int[] lengths = new int[] { b.Length };
pobj = new StreamFont(b, lengths, compressionLevel);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
}
String subsetPrefix = "";
if (subset)
{
subsetPrefix = CreateSubsetPrefix();
}
PdfDictionary dic = GetFontDescriptor(ind_font, subsetPrefix, cidset);
obj = writer.AddToBody(dic);
ind_font = obj.IndirectReference;
pobj = GetCIDFontType2(ind_font, subsetPrefix, metrics);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
pobj = GetToUnicode(metrics);
PdfIndirectReference toUnicodeRef = null;
if (pobj != null)
{
obj = writer.AddToBody(pobj);
toUnicodeRef = obj.IndirectReference;
}
pobj = GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef);
writer.AddToBody(pobj, piref);
}
// constructors
/**
* Constructs a PDF-Trailer.
*
* @param size the number of entries in the <CODE>PdfCrossReferenceTable</CODE>
* @param offset offset of the <CODE>PdfCrossReferenceTable</CODE>
* @param root an indirect reference to the root of the PDF document
* @param info an indirect reference to the info object of the PDF document
* @param encryption
* @param fileID
* @param prevxref
*/
public PdfTrailer(int size, long offset, PdfIndirectReference root, PdfIndirectReference info, PdfIndirectReference encryption, PdfObject fileID, long prevxref) {
this.offset = offset;
Put(PdfName.SIZE, new PdfNumber(size));
Put(PdfName.ROOT, root);
if (info != null) {
Put(PdfName.INFO, info);
}
if (encryption != null)
Put(PdfName.ENCRYPT, encryption);
if (fileID != null)
Put(PdfName.ID, fileID);
if (prevxref > 0)
Put(PdfName.PREV, new PdfNumber(prevxref));
}
/**
* Writes a <CODE>PdfImage</CODE> to the outputstream.
*
* @param pdfImage the image to be added
* @return a <CODE>PdfIndirectReference</CODE> to the encapsulated image
* @throws PdfException when a document isn't open yet, or has been closed
*/
internal virtual PdfIndirectReference Add(PdfImage pdfImage, PdfIndirectReference fixedRef) {
if (! imageDictionary.Contains(pdfImage.Name)) {
PdfWriter.CheckPdfIsoConformance(this, PdfIsoKeys.PDFISOKEY_IMAGE, pdfImage);
if (fixedRef is PRIndirectReference) {
PRIndirectReference r2 = (PRIndirectReference)fixedRef;
fixedRef = new PdfIndirectReference(0, GetNewObjectNumber(r2.Reader, r2.Number, r2.Generation));
}
if (fixedRef == null)
fixedRef = AddToBody(pdfImage).IndirectReference;
else
AddToBody(pdfImage, fixedRef);
imageDictionary.Put(pdfImage.Name, fixedRef);
return fixedRef;
}
return (PdfIndirectReference)imageDictionary.Get(pdfImage.Name);
}
internal void AddDocumentField(PdfIndirectReference ref_p) {
PdfDictionary catalog = reader.Catalog;
PdfDictionary acroForm = (PdfDictionary)PdfReader.GetPdfObject(catalog.Get(PdfName.ACROFORM), catalog);
if (acroForm == null) {
acroForm = new PdfDictionary();
catalog.Put(PdfName.ACROFORM, acroForm);
MarkUsed(catalog);
}
PdfArray fields = (PdfArray)PdfReader.GetPdfObject(acroForm.Get(PdfName.FIELDS), acroForm);
if (fields == null) {
fields = new PdfArray();
acroForm.Put(PdfName.FIELDS, fields);
MarkUsed(acroForm);
}
if (!acroForm.Contains(PdfName.DA)) {
acroForm.Put(PdfName.DA, new PdfString("/Helv 0 Tf 0 g "));
MarkUsed(acroForm);
}
fields.Add(ref_p);
MarkUsed(fields);
}
/**
* Set the page of the <CODE>PdfDestination</CODE>-object.
*
* @param pageReference indirect reference to the page
* @return <CODE>true</CODE> if this page was set as the <CODE>PdfDestination</CODE>-page.
*/
public bool SetDestinationPage(PdfIndirectReference pageReference)
{
if (destination == null) {
return false;
}
return destination.AddPage(pageReference);
}
/**
* Creates a new, empty, membership layer.
* @param writer the writer
*/
public PdfLayerMembership(PdfWriter writer) : base(PdfName.OCMD) {
Put(PdfName.OCGS, members);
refi = writer.PdfIndirectReference;
}
internal void Propagate(PdfObject obj, PdfIndirectReference refo, bool restricted)
{
if (obj == null)
{
return;
}
// if (refo != null)
// AddToBody(obj, refo);
if (obj is PdfIndirectReference)
{
return;
}
switch (obj.Type)
{
case PdfObject.DICTIONARY:
case PdfObject.STREAM: {
PdfDictionary dic = (PdfDictionary)obj;
foreach (PdfName key in dic.Keys)
{
if (restricted && (key.Equals(PdfName.PARENT) || key.Equals(PdfName.KIDS)))
{
continue;
}
PdfObject ob = dic.Get(key);
if (ob != null && ob.IsIndirect())
{
PRIndirectReference ind = (PRIndirectReference)ob;
if (!SetVisited(ind) && !IsPage(ind))
{
PdfIndirectReference refi = GetNewReference(ind);
Propagate(PdfReader.GetPdfObjectRelease(ind), refi, restricted);
}
}
else
{
Propagate(ob, null, restricted);
}
}
break;
}
case PdfObject.ARRAY: {
//PdfArray arr = new PdfArray();
for (ListIterator <PdfObject> it = ((PdfArray)obj).GetListIterator(); it.HasNext();)
{
PdfObject ob = it.Next();
if (ob != null && ob.IsIndirect())
{
PRIndirectReference ind = (PRIndirectReference)ob;
if (!IsVisited(ind) && !IsPage(ind))
{
PdfIndirectReference refi = GetNewReference(ind);
Propagate(PdfReader.GetPdfObjectRelease(ind), refi, restricted);
}
}
else
{
Propagate(ob, null, restricted);
}
}
break;
}
case PdfObject.INDIRECT: {
throw new Exception(MessageLocalization.GetComposedMessage("reference.pointing.to.reference"));
}
}
}
/**Creates a Rendition action
* @param file
* @param fs
* @param mimeType
* @param ref
* @return a Media Clip action
* @throws IOException
*/
public static PdfAction Rendition(String file, PdfFileSpecification fs, String mimeType, PdfIndirectReference refi)
{
PdfAction js = new PdfAction();
js.Put(PdfName.S, PdfName.RENDITION);
js.Put(PdfName.R, new PdfRendition(file, fs, mimeType));
js.Put(new PdfName("OP"), new PdfNumber(0));
js.Put(new PdfName("AN"), refi);
return(js);
}
/**
* Constructs a new <CODE>PdfAction</CODE> of Subtype GoTo.
* @param destination the destination to go to
*/
internal PdfAction(PdfIndirectReference destination)
{
Put(PdfName.S, PdfName.GOTO);
Put(PdfName.D, destination);
}
internal void AddPage(PdfIndirectReference page)
{
pages.Add(page);
}
// returns the top parent to include in the catalog
internal PdfIndirectReference WritePageTree()
{
if (pages.Count == 0)
{
throw new IOException(MessageLocalization.GetComposedMessage("the.document.has.no.pages"));
}
int leaf = 1;
List <PdfIndirectReference> tParents = parents;
List <PdfIndirectReference> tPages = pages;
List <PdfIndirectReference> nextParents = new List <PdfIndirectReference>();
while (true)
{
leaf *= leafSize;
int stdCount = leafSize;
int rightCount = tPages.Count % leafSize;
if (rightCount == 0)
{
rightCount = leafSize;
}
for (int p = 0; p < tParents.Count; ++p)
{
int count;
int thisLeaf = leaf;
if (p == tParents.Count - 1)
{
count = rightCount;
thisLeaf = pages.Count % leaf;
if (thisLeaf == 0)
{
thisLeaf = leaf;
}
}
else
{
count = stdCount;
}
PdfDictionary top = new PdfDictionary(PdfName.PAGES);
top.Put(PdfName.COUNT, new PdfNumber(thisLeaf));
PdfArray kids = new PdfArray();
List <PdfObject> intern = kids.ArrayList;
foreach (PdfObject obb in tPages.GetRange(p * stdCount, count))
{
intern.Add(obb);
}
top.Put(PdfName.KIDS, kids);
if (tParents.Count > 1)
{
if ((p % leafSize) == 0)
{
nextParents.Add(writer.PdfIndirectReference);
}
top.Put(PdfName.PARENT, nextParents[p / leafSize]);
}
writer.AddToBody(top, tParents[p]);
}
if (tParents.Count == 1)
{
topParent = tParents[0];
return(topParent);
}
tPages = tParents;
tParents = nextParents;
nextParents = new List <PdfIndirectReference>();
}
}
/** Each spot color used in a document has an instance of this class.
* @param colorName the color name
* @param indirectReference the indirect reference to the font
* @param scolor the <CODE>PDfSpotColor</CODE>
*/
internal ColorDetails(PdfName colorName, PdfIndirectReference indirectReference, PdfSpotColor scolor)
{
this.colorName = colorName;
this.indirectReference = indirectReference;
this.spotcolor = scolor;
}
/** Outputs to the writer the font dictionaries and streams.
* @param writer the writer for this document
* @param ref the font indirect reference
* @param parms several parameters that depend on the font type
* @throws IOException on error
* @throws DocumentException error in generating the object
*/
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piref, Object[] parms)
{
writer.GetTtfUnicodeWriter().WriteFont(this, piref, parms, rotbits);
}
internal PdfName AddShading(PdfName name, PdfIndirectReference reference) {
name = TranslateName(name);
shadingDictionary.Put(name, reference);
return name;
}
internal PdfName AddExtGState(PdfName name, PdfIndirectReference reference) {
name = TranslateName(name);
extGStateDictionary.Put(name, reference);
return name;
}
protected PdfArray BranchForm(Dictionary <string, object> level, PdfIndirectReference parent, String fname)
{
PdfArray arr = new PdfArray();
foreach (KeyValuePair <string, object> entry in level)
{
String name = entry.Key;
Object obj = entry.Value;
PdfIndirectReference ind = PdfIndirectReference;
PdfDictionary dic = new PdfDictionary();
if (parent != null)
{
dic.Put(PdfName.PARENT, parent);
}
dic.Put(PdfName.T, new PdfString(name, PdfObject.TEXT_UNICODE));
String fname2 = fname + "." + name;
int coidx = calculationOrder.IndexOf(fname2);
if (coidx >= 0)
{
calculationOrderRefs[coidx] = ind;
}
if (obj is Dictionary <string, object> )
{
dic.Put(PdfName.KIDS, BranchForm((Dictionary <string, object>)obj, ind, fname2));
arr.Add(ind);
AddToBody(dic, ind);
}
else
{
List <object> list = (List <object>)obj;
dic.MergeDifferent((PdfDictionary)list[0]);
if (list.Count == 3)
{
dic.MergeDifferent((PdfDictionary)list[2]);
int page = (int)list[1];
PdfDictionary pageDic = pageDics[page - 1];
PdfArray annots = pageDic.GetAsArray(PdfName.ANNOTS);
if (annots == null)
{
annots = new PdfArray();
pageDic.Put(PdfName.ANNOTS, annots);
}
PdfNumber nn = (PdfNumber)dic.Get(iTextTag);
dic.Remove(iTextTag);
AdjustTabOrder(annots, ind, nn);
}
else
{
PdfArray kids = new PdfArray();
for (int k = 1; k < list.Count; k += 2)
{
int page = (int)list[k];
PdfDictionary pageDic = pageDics[page - 1];
PdfArray annots = pageDic.GetAsArray(PdfName.ANNOTS);
if (annots == null)
{
annots = new PdfArray();
pageDic.Put(PdfName.ANNOTS, annots);
}
PdfDictionary widget = new PdfDictionary();
widget.Merge((PdfDictionary)list[k + 1]);
widget.Put(PdfName.PARENT, ind);
PdfNumber nn = (PdfNumber)widget.Get(iTextTag);
widget.Remove(iTextTag);
PdfIndirectReference wref = AddToBody(widget).IndirectReference;
AdjustTabOrder(annots, wref, nn);
kids.Add(wref);
Propagate(widget, null, false);
}
dic.Put(PdfName.KIDS, kids);
}
arr.Add(ind);
AddToBody(dic, ind);
Propagate(dic, null, false);
}
}
return(arr);
}
internal void Close(Hashtable moreInfo)
{
if (closed)
return;
if (useVp) {
reader.SetViewerPreferences(viewerPreferences);
MarkUsed(reader.Trailer.Get(PdfName.ROOT));
}
if (flat)
FlatFields();
if (flatFreeText)
FlatFreeTextFields();
AddFieldResources();
PdfDictionary acroForm = (PdfDictionary)PdfReader.GetPdfObject(reader.Catalog.Get(PdfName.ACROFORM), reader.Catalog);
if (acroFields != null && acroFields.Xfa.Changed) {
MarkUsed(acroForm);
if (!flat)
acroFields.Xfa.SetXfa(this);
}
if (sigFlags != 0) {
if (acroForm != null) {
acroForm.Put(PdfName.SIGFLAGS, new PdfNumber(sigFlags));
MarkUsed(acroForm);
}
}
closed = true;
AddSharedObjectsToBody();
SetOutlines();
SetJavaScript();
AddFileAttachments();
PdfDictionary catalog = reader.Catalog;
if (openAction != null) {
catalog.Put(PdfName.OPENACTION, openAction);
}
byte[] altMetadata = xmpMetadata;
if (altMetadata == null) {
PdfObject xmpo = PdfReader.GetPdfObject(catalog.Get(PdfName.METADATA));
if (xmpo != null && xmpo.IsStream()) {
altMetadata = PdfReader.GetStreamBytesRaw((PRStream)xmpo);
PdfReader.KillIndirect(xmpo);
}
}
// if there is XMP data to add: add it
if (altMetadata != null) {
PdfStream xmp = new PdfStream(altMetadata);
xmp.Put(PdfName.TYPE, PdfName.METADATA);
xmp.Put(PdfName.SUBTYPE, PdfName.XML);
if (crypto != null && !crypto.IsMetadataEncrypted()) {
PdfArray ar = new PdfArray();
ar.Add(PdfName.CRYPT);
xmp.Put(PdfName.FILTER, ar);
}
catalog.Put(PdfName.METADATA, body.Add(xmp).IndirectReference);
MarkUsed(catalog);
}
PRIndirectReference iInfo = null;
try {
file.ReOpen();
AlterContents();
iInfo = (PRIndirectReference)reader.trailer.Get(PdfName.INFO);
int skip = -1;
if (iInfo != null)
skip = iInfo.Number;
int rootN = ((PRIndirectReference)reader.trailer.Get(PdfName.ROOT)).Number;
if (append) {
int[] keys = marked.GetKeys();
for (int k = 0; k < keys.Length; ++k) {
int j = keys[k];
PdfObject obj = reader.GetPdfObjectRelease(j);
if (obj != null && skip != j && j < initialXrefSize) {
AddToBody(obj, j, j != rootN);
}
}
for (int k = initialXrefSize; k < reader.XrefSize; ++k) {
PdfObject obj = reader.GetPdfObject(k);
if (obj != null) {
AddToBody(obj, GetNewObjectNumber(reader, k, 0));
}
}
}
else {
for (int k = 1; k < reader.XrefSize; ++k) {
PdfObject obj = reader.GetPdfObjectRelease(k);
if (obj != null && skip != k) {
AddToBody(obj, GetNewObjectNumber(reader, k, 0), k != rootN);
}
}
}
}
finally {
try {
file.Close();
}
catch {
// empty on purpose
}
}
PdfIndirectReference encryption = null;
PdfObject fileID = null;
if (crypto != null) {
if (append) {
encryption = reader.GetCryptoRef();
}
else {
PdfIndirectObject encryptionObject = AddToBody(crypto.GetEncryptionDictionary(), false);
encryption = encryptionObject.IndirectReference;
}
fileID = crypto.FileID;
}
PRIndirectReference iRoot = (PRIndirectReference)reader.trailer.Get(PdfName.ROOT);
PdfIndirectReference root = new PdfIndirectReference(0, GetNewObjectNumber(reader, iRoot.Number, 0));
PdfIndirectReference info = null;
PdfDictionary oldInfo = (PdfDictionary)PdfReader.GetPdfObject(iInfo);
PdfDictionary newInfo = new PdfDictionary();
if (oldInfo != null) {
foreach (PdfName key in oldInfo.Keys) {
PdfObject value = PdfReader.GetPdfObject(oldInfo.Get(key));
newInfo.Put(key, value);
}
}
if (moreInfo != null) {
foreach (DictionaryEntry entry in moreInfo) {
PdfName keyName = new PdfName((String)entry.Key);
String value = (String)entry.Value;
if (value == null)
newInfo.Remove(keyName);
else
newInfo.Put(keyName, new PdfString(value, PdfObject.TEXT_UNICODE));
}
}
if (append) {
if (iInfo == null)
info = AddToBody(newInfo, false).IndirectReference;
else
info = AddToBody(newInfo, iInfo.Number, false).IndirectReference;
}
else {
if (newInfo.Size != 0)
info = AddToBody(newInfo, false).IndirectReference;
}
// write the cross-reference table of the body
body.WriteCrossReferenceTable(os, root, info, encryption, fileID, prevxref);
if (fullCompression) {
byte[] tmp = GetISOBytes("startxref\n");
os.Write(tmp, 0, tmp.Length);
tmp = GetISOBytes(body.Offset.ToString());
os.Write(tmp, 0, tmp.Length);
tmp = GetISOBytes("\n%%EOF\n");
os.Write(tmp, 0, tmp.Length);
}
else {
PdfTrailer trailer = new PdfTrailer(body.Size,
body.Offset,
root,
info,
encryption,
fileID, prevxref);
trailer.ToPdf(this, os);
}
os.Flush();
if (CloseStream)
os.Close();
reader.Close();
}
/** Generates the font dictionary for this font.
* @return the PdfDictionary containing the font dictionary
* @param firstChar the first valid character
* @param lastChar the last valid character
* @param shortTag a 256 bytes long <CODE>byte</CODE> array where each unused byte is represented by 0
* @param fontDescriptor the indirect reference to a PdfDictionary containing the font descriptor or <CODE>null</CODE>
*/
private PdfDictionary GetFontBaseType(PdfIndirectReference fontDescriptor, int firstChar, int lastChar, byte[] shortTag)
{
PdfDictionary dic = new PdfDictionary(PdfName.FONT);
dic.Put(PdfName.SUBTYPE, PdfName.TYPE1);
dic.Put(PdfName.BASEFONT, new PdfName(FontName));
bool stdEncoding = encoding.Equals(CP1252) || encoding.Equals(MACROMAN);
if (!fontSpecific || specialMap != null)
{
for (int k = firstChar; k <= lastChar; ++k)
{
if (!differences[k].Equals(notdef))
{
firstChar = k;
break;
}
}
if (stdEncoding)
{
dic.Put(PdfName.ENCODING, encoding.Equals(CP1252) ? PdfName.WIN_ANSI_ENCODING : PdfName.MAC_ROMAN_ENCODING);
}
else
{
PdfDictionary enc = new PdfDictionary(PdfName.ENCODING);
PdfArray dif = new PdfArray();
bool gap = true;
for (int k = firstChar; k <= lastChar; ++k)
{
if (shortTag[k] != 0)
{
if (gap)
{
dif.Add(new PdfNumber(k));
gap = false;
}
dif.Add(new PdfName(differences[k]));
}
else
{
gap = true;
}
}
enc.Put(PdfName.DIFFERENCES, dif);
dic.Put(PdfName.ENCODING, enc);
}
}
if (specialMap != null || forceWidthsOutput || !(builtinFont && (fontSpecific || stdEncoding)))
{
dic.Put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
dic.Put(PdfName.LASTCHAR, new PdfNumber(lastChar));
PdfArray wd = new PdfArray();
for (int k = firstChar; k <= lastChar; ++k)
{
if (shortTag[k] == 0)
{
wd.Add(new PdfNumber(0));
}
else
{
wd.Add(new PdfNumber(widths[k]));
}
}
dic.Put(PdfName.WIDTHS, wd);
}
if (!builtinFont && fontDescriptor != null)
{
dic.Put(PdfName.FONTDESCRIPTOR, fontDescriptor);
}
return(dic);
}
// constructors
/**
* Constructs a <CODE>PdfCatalog</CODE>.
*
* @param pages an indirect reference to the root of the document's Pages tree.
* @param writer the writer the catalog applies to
*/
internal PdfCatalog(PdfIndirectReference pages, PdfWriter writer) : base(CATALOG) {
this.writer = writer;
Put(PdfName.PAGES, pages);
}
// constructor
/**
* Constructs a <CODE>PdfImage</CODE>-object.
*
* @param image the <CODE>Image</CODE>-object
* @param name the <CODE>PdfName</CODE> for this image
* @throws BadPdfFormatException on error
*/
public PdfImage(Image image, String name, PdfIndirectReference maskRef) : base()
{
this.image = image;
if (name == null)
{
GenerateImgResName(image);
}
else
{
this.name = new PdfName(name);
}
Put(PdfName.TYPE, PdfName.XOBJECT);
Put(PdfName.SUBTYPE, PdfName.IMAGE);
Put(PdfName.WIDTH, new PdfNumber(image.Width));
Put(PdfName.HEIGHT, new PdfNumber(image.Height));
if (image.Layer != null)
{
Put(PdfName.OC, image.Layer.Ref);
}
if (image.IsMask() && (image.Bpc == 1 || image.Bpc > 0xff))
{
Put(PdfName.IMAGEMASK, PdfBoolean.PDFTRUE);
}
if (maskRef != null)
{
if (image.Smask)
{
Put(PdfName.SMASK, maskRef);
}
else
{
Put(PdfName.MASK, maskRef);
}
}
if (image.IsMask() && image.Inverted)
{
Put(PdfName.DECODE, new PdfLiteral("[1 0]"));
}
if (image.Interpolation)
{
Put(PdfName.INTERPOLATE, PdfBoolean.PDFTRUE);
}
Stream isp = null;
try {
// deal with transparency
int[] transparency = image.Transparency;
if (transparency != null && !image.IsMask() && maskRef == null)
{
StringBuilder s = new StringBuilder("[");
for (int k = 0; k < transparency.Length; ++k)
{
s.Append(transparency[k]).Append(' ');
}
s.Append(']');
Put(PdfName.MASK, new PdfLiteral(s.ToString()));
}
// Raw Image data
if (image.IsImgRaw())
{
// will also have the CCITT parameters
int colorspace = image.Colorspace;
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
int bpc = image.Bpc;
if (bpc > 0xff)
{
if (!image.IsMask())
{
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
}
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(1));
Put(PdfName.FILTER, PdfName.CCITTFAXDECODE);
int k = bpc - Image.CCITTG3_1D;
PdfDictionary decodeparms = new PdfDictionary();
if (k != 0)
{
decodeparms.Put(PdfName.K, new PdfNumber(k));
}
if ((colorspace & Image.CCITT_BLACKIS1) != 0)
{
decodeparms.Put(PdfName.BLACKIS1, PdfBoolean.PDFTRUE);
}
if ((colorspace & Image.CCITT_ENCODEDBYTEALIGN) != 0)
{
decodeparms.Put(PdfName.ENCODEDBYTEALIGN, PdfBoolean.PDFTRUE);
}
if ((colorspace & Image.CCITT_ENDOFLINE) != 0)
{
decodeparms.Put(PdfName.ENDOFLINE, PdfBoolean.PDFTRUE);
}
if ((colorspace & Image.CCITT_ENDOFBLOCK) != 0)
{
decodeparms.Put(PdfName.ENDOFBLOCK, PdfBoolean.PDFFALSE);
}
decodeparms.Put(PdfName.COLUMNS, new PdfNumber(image.Width));
decodeparms.Put(PdfName.ROWS, new PdfNumber(image.Height));
Put(PdfName.DECODEPARMS, decodeparms);
}
else
{
switch (colorspace)
{
case 1:
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
if (image.Inverted)
{
Put(PdfName.DECODE, new PdfLiteral("[1 0]"));
}
break;
case 3:
Put(PdfName.COLORSPACE, PdfName.DEVICERGB);
if (image.Inverted)
{
Put(PdfName.DECODE, new PdfLiteral("[1 0 1 0 1 0]"));
}
break;
case 4:
default:
Put(PdfName.COLORSPACE, PdfName.DEVICECMYK);
if (image.Inverted)
{
Put(PdfName.DECODE, new PdfLiteral("[1 0 1 0 1 0 1 0]"));
}
break;
}
PdfDictionary additional = image.Additional;
if (additional != null)
{
Merge(additional);
}
if (image.IsMask() && (image.Bpc == 1 || image.Bpc > 8))
{
Remove(PdfName.COLORSPACE);
}
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(image.Bpc));
if (image.Deflated)
{
Put(PdfName.FILTER, PdfName.FLATEDECODE);
}
else
{
FlateCompress(image.CompressionLevel);
}
}
return;
}
// GIF, JPEG or PNG
String errorID;
if (image.RawData == null)
{
WebRequest wr = WebRequest.Create(image.Url);
wr.Credentials = CredentialCache.DefaultCredentials;
isp = wr.GetResponse().GetResponseStream();
errorID = image.Url.ToString();
}
else
{
isp = new MemoryStream(image.RawData);
errorID = "Byte array";
}
switch (image.Type)
{
case Image.JPEG:
Put(PdfName.FILTER, PdfName.DCTDECODE);
if (image.ColorTransform == 0)
{
PdfDictionary decodeparms = new PdfDictionary();
decodeparms.Put(PdfName.COLORTRANSFORM, new PdfNumber(0));
Put(PdfName.DECODEPARMS, decodeparms);
}
switch (image.Colorspace)
{
case 1:
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
break;
case 3:
Put(PdfName.COLORSPACE, PdfName.DEVICERGB);
break;
default:
Put(PdfName.COLORSPACE, PdfName.DEVICECMYK);
if (image.Inverted)
{
Put(PdfName.DECODE, new PdfLiteral("[1 0 1 0 1 0 1 0]"));
}
break;
}
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(8));
if (image.RawData != null)
{
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
return;
}
streamBytes = new MemoryStream();
TransferBytes(isp, streamBytes, -1);
break;
case Image.JPEG2000:
Put(PdfName.FILTER, PdfName.JPXDECODE);
if (image.Colorspace > 0)
{
switch (image.Colorspace)
{
case 1:
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
break;
case 3:
Put(PdfName.COLORSPACE, PdfName.DEVICERGB);
break;
default:
Put(PdfName.COLORSPACE, PdfName.DEVICECMYK);
break;
}
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(image.Bpc));
}
if (image.RawData != null)
{
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
return;
}
streamBytes = new MemoryStream();
TransferBytes(isp, streamBytes, -1);
break;
case Image.JBIG2:
Put(PdfName.FILTER, PdfName.JBIG2DECODE);
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(1));
if (image.RawData != null)
{
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
return;
}
streamBytes = new MemoryStream();
TransferBytes(isp, streamBytes, -1);
break;
default:
throw new IOException(MessageLocalization.GetComposedMessage("1.is.an.unknown.image.format", errorID));
}
if (image.CompressionLevel > NO_COMPRESSION)
{
FlateCompress(image.CompressionLevel);
}
Put(PdfName.LENGTH, new PdfNumber(streamBytes.Length));
}
finally {
if (isp != null)
{
try{
isp.Close();
}
catch {
// empty on purpose
}
}
}
}
internal PdfObject[] AddSimpleProperty(Object prop, PdfIndirectReference refi) {
if (!documentProperties.ContainsKey(prop)) {
if (prop is IPdfOCG)
PdfWriter.CheckPdfIsoConformance(this, PdfIsoKeys.PDFISOKEY_LAYER, null);
documentProperties[prop] = new PdfObject[]{new PdfName("Pr" + (documentProperties.Count + 1)), refi};
}
return documentProperties[prop];
}
/// <summary>
/// methods
/// </summary>
/// <summary>
/// Adds an indirect reference pointing to a PdfContents -object.
/// </summary>
/// <param name="contents">an indirect reference to a PdfContents -object</param>
internal void Add(PdfIndirectReference contents)
{
Put(PdfName.Contents, contents);
}
internal PdfIndirectObject Add(PdfObject objecta, PdfIndirectReference refa, bool inObjStm) {
return Add(objecta, refa.Number, inObjStm);
}
private ReturnType FindAndCopyMarks(PdfArray pages, int arrayNumber, int newArrayNumber)
{
if (pages.GetAsNumber(0).IntValue > arrayNumber)
{
return(ReturnType.BELOW);
}
if (pages.GetAsNumber(pages.Size - 2).IntValue < arrayNumber)
{
return(ReturnType.ABOVE);
}
int cur = pages.Size / 4;
int begin = 0;
int curNumber;
while (true)
{
curNumber = pages.GetAsNumber((begin + cur) * 2).IntValue;
if (curNumber == arrayNumber)
{
PdfObject obj = pages.GetPdfObject((begin + cur) * 2 + 1);
PdfObject obj1 = obj;
while (obj.IsIndirect())
{
obj = PdfReader.GetPdfObjectRelease(obj);
}
//invalid Nums
if (obj.IsArray())
{
PdfObject firstNotNullKid = null;
foreach (PdfObject numObj in (PdfArray)obj)
{
if (numObj.IsNull())
{
if (nullReference == null)
{
nullReference = writer.AddToBody(new PdfNull()).IndirectReference;
}
structureTreeRoot.SetPageMark(newArrayNumber, nullReference);
}
else
{
PdfObject res = writer.CopyObject(numObj, true, false);
if (firstNotNullKid == null)
{
firstNotNullKid = res;
}
structureTreeRoot.SetPageMark(newArrayNumber, (PdfIndirectReference)res);
}
}
AttachStructTreeRootKids(firstNotNullKid);
}
else if (obj.IsDictionary())
{
PdfDictionary k = GetKDict((PdfDictionary)obj);
if (k == null)
{
return(ReturnType.NOTFOUND);
}
PdfObject res = writer.CopyObject(obj1, true, false);
structureTreeRoot.SetAnnotationMark(newArrayNumber, (PdfIndirectReference)res);
}
else
{
return(ReturnType.NOTFOUND);
}
return(ReturnType.FOUND);
}
if (curNumber < arrayNumber)
{
if (cur == 0)
{
return(ReturnType.NOTFOUND);
}
begin += cur;
if (cur != 1)
{
cur /= 2;
}
if (cur + begin == pages.Size)
{
return(ReturnType.NOTFOUND);
}
continue;
}
if (cur + begin == 0)
{
return(ReturnType.BELOW);
}
if (cur == 0)
{
return(ReturnType.NOTFOUND);
}
cur /= 2;
}
}
/**
* Adds an object to the PDF body.
* @param object
* @param ref
* @param inObjStm
* @return a PdfIndirectObject
* @throws IOException
*/
public PdfIndirectObject AddToBody(PdfObject objecta, PdfIndirectReference refa, bool inObjStm) {
PdfIndirectObject iobj = body.Add(objecta, refa, inObjStm);
return iobj;
}
internal PdfName AddXObject(PdfName name, PdfIndirectReference reference) {
name = TranslateName(name);
xObjectDictionary.Put(name, reference);
return name;
}
private void SerObject(PdfObject obj, int level, ByteBuffer bb, Dictionary <RefKey, int> serialized)
{
if (level <= 0)
{
return;
}
if (obj == null)
{
bb.Append("$Lnull");
return;
}
PdfIndirectReference refe = null;
ByteBuffer savedBb = null;
if (obj.IsIndirect())
{
refe = (PdfIndirectReference)obj;
RefKey key = new RefKey(refe);
if (serialized.ContainsKey(key))
{
bb.Append(serialized[key]);
return;
}
else
{
savedBb = bb;
bb = new ByteBuffer();
}
}
obj = PdfReader.GetPdfObject(obj);
if (obj.IsStream())
{
bb.Append("$B");
SerDic((PdfDictionary)obj, level - 1, bb, serialized);
if (level > 0)
{
bb.Append(DigestAlgorithms.Digest("MD5", PdfReader.GetStreamBytesRaw((PRStream)obj)));
}
}
else if (obj.IsDictionary())
{
SerDic((PdfDictionary)obj, level - 1, bb, serialized);
}
else if (obj.IsArray())
{
SerArray((PdfArray)obj, level - 1, bb, serialized);
}
else if (obj.IsString())
{
bb.Append("$S").Append(obj.ToString());
}
else if (obj.IsName())
{
bb.Append("$N").Append(obj.ToString());
}
else
{
bb.Append("$L").Append(obj.ToString());
}
if (savedBb != null)
{
RefKey key = new RefKey(refe);
if (!serialized.ContainsKey(key))
{
serialized[key] = CalculateHash(bb.Buffer);
}
savedBb.Append(bb);
}
}
/** Generates the CIDFontTyte2 dictionary.
* @param fontDescriptor the indirect reference to the font descriptor
* @param subsetPrefix the subset prefix
* @param metrics the horizontal width metrics
* @return a stream
*/
virtual public PdfDictionary GetCIDFontType2(PdfIndirectReference fontDescriptor, string subsetPrefix, Object[] metrics)
{
PdfDictionary dic = new PdfDictionary(PdfName.FONT);
// sivan; cff
if (cff)
{
dic.Put(PdfName.SUBTYPE, PdfName.CIDFONTTYPE0);
dic.Put(PdfName.BASEFONT, new PdfName(subsetPrefix + fontName + "-" + encoding));
}
else
{
dic.Put(PdfName.SUBTYPE, PdfName.CIDFONTTYPE2);
dic.Put(PdfName.BASEFONT, new PdfName(subsetPrefix + fontName));
}
dic.Put(PdfName.FONTDESCRIPTOR, fontDescriptor);
if (!cff)
{
dic.Put(PdfName.CIDTOGIDMAP, PdfName.IDENTITY);
}
PdfDictionary cdic = new PdfDictionary();
cdic.Put(PdfName.REGISTRY, new PdfString("Adobe"));
cdic.Put(PdfName.ORDERING, new PdfString("Identity"));
cdic.Put(PdfName.SUPPLEMENT, new PdfNumber(0));
dic.Put(PdfName.CIDSYSTEMINFO, cdic);
if (!vertical)
{
dic.Put(PdfName.DW, new PdfNumber(1000));
StringBuilder buf = new StringBuilder("[");
int lastNumber = -10;
bool firstTime = true;
for (int k = 0; k < metrics.Length; ++k)
{
int[] metric = (int[])metrics[k];
if (metric[1] == 1000)
{
continue;
}
int m = metric[0];
if (m == lastNumber + 1)
{
buf.Append(' ').Append(metric[1]);
}
else
{
if (!firstTime)
{
buf.Append(']');
}
firstTime = false;
buf.Append(m).Append('[').Append(metric[1]);
}
lastNumber = m;
}
if (buf.Length > 1)
{
buf.Append("]]");
dic.Put(PdfName.W, new PdfLiteral(buf.ToString()));
}
}
return(dic);
}
/**
* Adds documentFields.
*/
virtual public void AddDocumentField(PdfIndirectReference piref) {
documentFields.Add(piref);
}
public static Object[] IterateOutlines(PdfWriter writer, PdfIndirectReference parent, ArrayList kids, bool namedAsNames)
{
PdfIndirectReference[] refs = new PdfIndirectReference[kids.Count];
for (int k = 0; k < refs.Length; ++k)
{
refs[k] = writer.PdfIndirectReference;
}
int ptr = 0;
int count = 0;
foreach (Hashtable map in kids)
{
Object[] lower = null;
ArrayList subKid = (ArrayList)map["Kids"];
if (subKid != null && subKid.Count > 0)
{
lower = IterateOutlines(writer, refs[ptr], subKid, namedAsNames);
}
PdfDictionary outline = new PdfDictionary();
++count;
if (lower != null)
{
outline.Put(PdfName.FIRST, (PdfIndirectReference)lower[0]);
outline.Put(PdfName.LAST, (PdfIndirectReference)lower[1]);
int n = (int)lower[2];
if ("false".Equals(map["Open"]))
{
outline.Put(PdfName.COUNT, new PdfNumber(-n));
}
else
{
outline.Put(PdfName.COUNT, new PdfNumber(n));
count += n;
}
}
outline.Put(PdfName.PARENT, parent);
if (ptr > 0)
{
outline.Put(PdfName.PREV, refs[ptr - 1]);
}
if (ptr < refs.Length - 1)
{
outline.Put(PdfName.NEXT, refs[ptr + 1]);
}
outline.Put(PdfName.TITLE, new PdfString((String)map["Title"], PdfObject.TEXT_UNICODE));
String color = (String)map["Color"];
if (color != null)
{
try {
PdfArray arr = new PdfArray();
StringTokenizer tk = new StringTokenizer(color);
for (int k = 0; k < 3; ++k)
{
float f = float.Parse(tk.NextToken(), System.Globalization.NumberFormatInfo.InvariantInfo);
if (f < 0)
{
f = 0;
}
if (f > 1)
{
f = 1;
}
arr.Add(new PdfNumber(f));
}
outline.Put(PdfName.C, arr);
} catch {} //in case it's malformed
}
String style = (String)map["Style"];
if (style != null)
{
style = style.ToLower(System.Globalization.CultureInfo.InvariantCulture);
int bits = 0;
if (style.IndexOf("italic") >= 0)
{
bits |= 1;
}
if (style.IndexOf("bold") >= 0)
{
bits |= 2;
}
if (bits != 0)
{
outline.Put(PdfName.F, new PdfNumber(bits));
}
}
CreateOutlineAction(outline, map, writer, namedAsNames);
writer.AddToBody(outline, refs[ptr]);
++ptr;
}
return(new Object[] { refs[0], refs[refs.Length - 1], count });
}
internal PdfName AddColor(PdfName name, PdfIndirectReference reference) {
name = TranslateName(name);
colorDictionary.Put(name, reference);
return name;
}
/**
* Creates a file specification with the file embedded. The file may
* come from the file system or from a byte array.
* @param writer the <CODE>PdfWriter</CODE>
* @param filePath the file path
* @param fileDisplay the file information that is presented to the user
* @param fileStore the byte array with the file. If it is not <CODE>null</CODE>
* it takes precedence over <CODE>filePath</CODE>
* @param mimeType the optional mimeType
* @param fileParameter the optional extra file parameters such as the creation or modification date
* @param compressionLevel the level of compression
* @throws IOException on error
* @return the file specification
* @since 2.1.3
*/
public static PdfFileSpecification FileEmbedded(PdfWriter writer, String filePath, String fileDisplay, byte[] fileStore, String mimeType, PdfDictionary fileParameter, int compressionLevel)
{
PdfFileSpecification fs = new PdfFileSpecification();
fs.writer = writer;
fs.Put(PdfName.F, new PdfString(fileDisplay));
fs.SetUnicodeFileName(fileDisplay, false);
PdfEFStream stream;
Stream inp = null;
PdfIndirectReference refi;
PdfIndirectReference refFileLength = null;
try {
if (fileStore == null)
{
refFileLength = writer.PdfIndirectReference;
if (File.Exists(filePath))
{
inp = new FileStream(filePath, FileMode.Open, FileAccess.Read);
}
else
{
if (filePath.StartsWith("file:/") || filePath.StartsWith("http://") || filePath.StartsWith("https://"))
{
WebRequest wr = WebRequest.Create(filePath);
wr.Credentials = CredentialCache.DefaultCredentials;
inp = wr.GetResponse().GetResponseStream();
}
else
{
inp = StreamUtil.GetResourceStream(filePath);
if (inp == null)
{
throw new IOException(MessageLocalization.GetComposedMessage("1.not.found.as.file.or.resource", filePath));
}
}
}
stream = new PdfEFStream(inp, writer);
}
else
{
stream = new PdfEFStream(fileStore);
}
stream.Put(PdfName.TYPE, PdfName.EMBEDDEDFILE);
stream.FlateCompress(compressionLevel);
PdfDictionary param = new PdfDictionary();
if (fileParameter != null)
{
param.Merge(fileParameter);
}
if (!param.Contains(PdfName.MODDATE))
{
param.Put(PdfName.MODDATE, new PdfDate());
}
if (fileStore == null)
{
stream.Put(PdfName.PARAMS, refFileLength);
}
else
{
param.Put(PdfName.SIZE, new PdfNumber(stream.RawLength));
stream.Put(PdfName.PARAMS, param);
}
if (mimeType != null)
{
stream.Put(PdfName.SUBTYPE, new PdfName(mimeType));
}
refi = writer.AddToBody(stream).IndirectReference;
if (fileStore == null)
{
stream.WriteLength();
param.Put(PdfName.SIZE, new PdfNumber(stream.RawLength));
writer.AddToBody(param, refFileLength);
}
}
finally {
if (inp != null)
{
try{ inp.Close(); }catch {}
}
}
PdfDictionary f = new PdfDictionary();
f.Put(PdfName.F, refi);
f.Put(PdfName.UF, refi);
fs.Put(PdfName.EF, f);
return(fs);
}
internal PdfName AddPattern(PdfName name, PdfIndirectReference reference) {
name = TranslateName(name);
patternDictionary.Put(name, reference);
return name;
}
internal PdfName AddXObject(PdfName name, PdfIndirectReference reference)
{
name = TranslateName(name);
xObjectDictionary.Put(name, reference);
return(name);
}
internal PdfName AddProperty(PdfName name, PdfIndirectReference reference) {
name = TranslateName(name);
propertyDictionary.Put(name, reference);
return name;
}
internal PdfName AddColor(PdfName name, PdfIndirectReference reference)
{
name = TranslateName(name);
colorDictionary.Put(name, reference);
return(name);
}
/** Each font used in a document has an instance of this class.
* This class stores the characters used in the document and other
* specifics unique to the current working document.
* @param fontName the font name
* @param indirectReference the indirect reference to the font
* @param baseFont the <CODE>BaseFont</CODE>
*/
internal FontDetails(PdfName fontName, PdfIndirectReference indirectReference, BaseFont baseFont) {
this.fontName = fontName;
this.indirectReference = indirectReference;
this.baseFont = baseFont;
fontType = baseFont.FontType;
switch (fontType) {
case BaseFont.FONT_TYPE_T1:
case BaseFont.FONT_TYPE_TT:
shortTag = new byte[256];
break;
case BaseFont.FONT_TYPE_CJK:
cjkTag = new IntHashtable();
cjkFont = (CJKFont)baseFont;
break;
case BaseFont.FONT_TYPE_TTUNI:
longTag = new Dictionary<int,int[]>();
ttu = (TrueTypeFontUnicode)baseFont;
symbolic = baseFont.IsFontSpecific();
break;
}
}
internal PdfName AddShading(PdfName name, PdfIndirectReference reference)
{
name = TranslateName(name);
shadingDictionary.Put(name, reference);
return(name);
}
// constructor
/**
* Constructs a <CODE>PdfImage</CODE>-object.
*
* @param image the <CODE>Image</CODE>-object
* @param name the <CODE>PdfName</CODE> for this image
* @throws BadPdfFormatException on error
*/
public PdfImage(Image image, String name, PdfIndirectReference maskRef)
{
if (name == null)
GenerateImgResName(image);
else
this.name = new PdfName(name);
Put(PdfName.TYPE, PdfName.XOBJECT);
Put(PdfName.SUBTYPE, PdfName.IMAGE);
Put(PdfName.WIDTH, new PdfNumber(image.Width));
Put(PdfName.HEIGHT, new PdfNumber(image.Height));
if (image.Layer != null)
Put(PdfName.OC, image.Layer.Ref);
if (image.IsMask() && (image.Bpc == 1 || image.Bpc > 0xff))
Put(PdfName.IMAGEMASK, PdfBoolean.PDFTRUE);
if (maskRef != null) {
if (image.Smask)
Put(PdfName.SMASK, maskRef);
else
Put(PdfName.MASK, maskRef);
}
if (image.IsMask() && image.Inverted)
Put(PdfName.DECODE, new PdfLiteral("[1 0]"));
if (image.Interpolation)
Put(PdfName.INTERPOLATE, PdfBoolean.PDFTRUE);
Stream isp = null;
try {
// Raw Image data
if (image.IsImgRaw()) {
// will also have the CCITT parameters
int colorspace = image.Colorspace;
int[] transparency = image.Transparency;
if (transparency != null && !image.IsMask() && maskRef == null) {
StringBuilder s = new StringBuilder("[");
for (int k = 0; k < transparency.Length; ++k)
s.Append(transparency[k]).Append(' ');
s.Append(']');
Put(PdfName.MASK, new PdfLiteral(s.ToString()));
}
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
int bpc = image.Bpc;
if (bpc > 0xff) {
if (!image.IsMask())
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(1));
Put(PdfName.FILTER, PdfName.CCITTFAXDECODE);
int k = bpc - Image.CCITTG3_1D;
PdfDictionary decodeparms = new PdfDictionary();
if (k != 0)
decodeparms.Put(PdfName.K, new PdfNumber(k));
if ((colorspace & Image.CCITT_BLACKIS1) != 0)
decodeparms.Put(PdfName.BLACKIS1, PdfBoolean.PDFTRUE);
if ((colorspace & Image.CCITT_ENCODEDBYTEALIGN) != 0)
decodeparms.Put(PdfName.ENCODEDBYTEALIGN, PdfBoolean.PDFTRUE);
if ((colorspace & Image.CCITT_ENDOFLINE) != 0)
decodeparms.Put(PdfName.ENDOFLINE, PdfBoolean.PDFTRUE);
if ((colorspace & Image.CCITT_ENDOFBLOCK) != 0)
decodeparms.Put(PdfName.ENDOFBLOCK, PdfBoolean.PDFFALSE);
decodeparms.Put(PdfName.COLUMNS, new PdfNumber(image.Width));
decodeparms.Put(PdfName.ROWS, new PdfNumber(image.Height));
Put(PdfName.DECODEPARMS, decodeparms);
}
else {
switch (colorspace) {
case 1:
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
if (image.Inverted)
Put(PdfName.DECODE, new PdfLiteral("[1 0]"));
break;
case 3:
Put(PdfName.COLORSPACE, PdfName.DEVICERGB);
if (image.Inverted)
Put(PdfName.DECODE, new PdfLiteral("[1 0 1 0 1 0]"));
break;
case 4:
default:
Put(PdfName.COLORSPACE, PdfName.DEVICECMYK);
if (image.Inverted)
Put(PdfName.DECODE, new PdfLiteral("[1 0 1 0 1 0 1 0]"));
break;
}
PdfDictionary additional = image.Additional;
if (additional != null)
Merge(additional);
if (image.IsMask() && (image.Bpc == 1 || image.Bpc > 8))
Remove(PdfName.COLORSPACE);
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(image.Bpc));
if (image.Deflated)
Put(PdfName.FILTER, PdfName.FLATEDECODE);
else {
FlateCompress(image.CompressionLevel);
}
}
return;
}
// GIF, JPEG or PNG
String errorID;
if (image.RawData == null){
WebRequest wr = WebRequest.Create(image.Url);
wr.Credentials = CredentialCache.DefaultCredentials;
isp = wr.GetResponse().GetResponseStream();
errorID = image.Url.ToString();
}
else{
isp = new MemoryStream(image.RawData);
errorID = "Byte array";
}
switch (image.Type) {
case Image.JPEG:
Put(PdfName.FILTER, PdfName.DCTDECODE);
switch (image.Colorspace) {
case 1:
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
break;
case 3:
Put(PdfName.COLORSPACE, PdfName.DEVICERGB);
break;
default:
Put(PdfName.COLORSPACE, PdfName.DEVICECMYK);
if (image.Inverted) {
Put(PdfName.DECODE, new PdfLiteral("[1 0 1 0 1 0 1 0]"));
}
break;
}
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(8));
if (image.RawData != null){
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
return;
}
streamBytes = new MemoryStream();
TransferBytes(isp, streamBytes, -1);
break;
case Image.JPEG2000:
Put(PdfName.FILTER, PdfName.JPXDECODE);
if (image.Colorspace > 0) {
switch (image.Colorspace) {
case 1:
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
break;
case 3:
Put(PdfName.COLORSPACE, PdfName.DEVICERGB);
break;
default:
Put(PdfName.COLORSPACE, PdfName.DEVICECMYK);
break;
}
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(image.Bpc));
}
if (image.RawData != null){
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
return;
}
streamBytes = new MemoryStream();
TransferBytes(isp, streamBytes, -1);
break;
case Image.JBIG2:
Put(PdfName.FILTER, PdfName.JBIG2DECODE);
Put(PdfName.COLORSPACE, PdfName.DEVICEGRAY);
Put(PdfName.BITSPERCOMPONENT, new PdfNumber(1));
if (image.RawData != null){
bytes = image.RawData;
Put(PdfName.LENGTH, new PdfNumber(bytes.Length));
return;
}
streamBytes = new MemoryStream();
TransferBytes(isp, streamBytes, -1);
break;
default:
throw new IOException(MessageLocalization.GetComposedMessage("1.is.an.unknown.image.format", errorID));
}
Put(PdfName.LENGTH, new PdfNumber(streamBytes.Length));
}
finally {
if (isp != null) {
try{
isp.Close();
}
catch {
// empty on purpose
}
}
}
}
internal PdfName AddExtGState(PdfName name, PdfIndirectReference reference)
{
name = TranslateName(name);
extGStateDictionary.Put(name, reference);
return(name);
}
/**
* Gets the <CODE>PdfCatalog</CODE>-object.
*
* @param pages an indirect reference to this document pages
* @return <CODE>PdfCatalog</CODE>
*/
internal PdfCatalog GetCatalog(PdfIndirectReference pages) {
PdfCatalog catalog = new PdfCatalog(pages, writer);
// [C1] outlines
if (rootOutline.Kids.Count > 0) {
catalog.Put(PdfName.PAGEMODE, PdfName.USEOUTLINES);
catalog.Put(PdfName.OUTLINES, rootOutline.IndirectReference);
}
// [C2] version
writer.GetPdfVersion().AddToCatalog(catalog);
// [C3] preferences
viewerPreferences.AddToCatalog(catalog);
// [C4] pagelabels
if (pageLabels != null) {
catalog.Put(PdfName.PAGELABELS, pageLabels.GetDictionary(writer));
}
// [C5] named objects
catalog.AddNames(localDestinations, GetDocumentLevelJS(), documentFileAttachment, writer);
// [C6] actions
if (openActionName != null) {
PdfAction action = GetLocalGotoAction(openActionName);
catalog.OpenAction = action;
}
else if (openActionAction != null)
catalog.OpenAction = openActionAction;
if (additionalActions != null) {
catalog.AdditionalActions = additionalActions;
}
// [C7] portable collections
if (collection != null) {
catalog.Put(PdfName.COLLECTION, collection);
}
// [C8] AcroForm
if (annotationsImp.HasValidAcroForm()) {
catalog.Put(PdfName.ACROFORM, writer.AddToBody(annotationsImp.AcroForm).IndirectReference);
}
if (language != null) {
catalog.Put(PdfName.LANG, language);
}
return catalog;
}
internal PdfName AddProperty(PdfName name, PdfIndirectReference reference)
{
name = TranslateName(name);
propertyDictionary.Put(name, reference);
return(name);
}
internal PdfAppearance(PdfIndirectReference iref)
{
thisReference = iref;
}
/** Outputs to the writer the font dictionaries and streams.
* @param writer the writer for this document
* @param ref the font indirect reference
* @param params several parameters that depend on the font type
* @throws IOException on error
* @throws DocumentException error in generating the object
*
*/
internal override void WriteFont(PdfWriter writer, PdfIndirectReference refi, Object[] param)
{
}
protected virtual void Close(PdfIndirectReference info, int skipInfo) {
AlterContents();
int rootN = ((PRIndirectReference)reader.trailer.Get(PdfName.ROOT)).Number;
if (append) {
int[] keys = marked.GetKeys();
for (int k = 0; k < keys.Length; ++k) {
int j = keys[k];
PdfObject obj = reader.GetPdfObjectRelease(j);
if (obj != null && skipInfo != j && j < initialXrefSize) {
AddToBody(obj, obj.IndRef, j != rootN);
}
}
for (int k = initialXrefSize; k < reader.XrefSize; ++k) {
PdfObject obj = reader.GetPdfObject(k);
if (obj != null) {
AddToBody(obj, GetNewObjectNumber(reader, k, 0));
}
}
} else {
for (int k = 1; k < reader.XrefSize; ++k) {
PdfObject obj = reader.GetPdfObjectRelease(k);
if (obj != null && skipInfo != k) {
AddToBody(obj, GetNewObjectNumber(reader, k, 0), k != rootN);
}
}
}
PdfIndirectReference encryption = null;
PdfObject fileID = null;
if (crypto != null) {
if (append) {
encryption = reader.GetCryptoRef();
} else {
PdfIndirectObject encryptionObject = AddToBody(crypto.GetEncryptionDictionary(), false);
encryption = encryptionObject.IndirectReference;
}
fileID = crypto.GetFileID(true);
}
else {
PdfArray IDs = reader.trailer.GetAsArray(PdfName.ID);
if(IDs != null && IDs.GetAsString(0) != null) {
fileID = PdfEncryption.CreateInfoId(IDs.GetAsString(0).GetBytes(), true);
}
else {
fileID = PdfEncryption.CreateInfoId(PdfEncryption.CreateDocumentId(), true);
}
}
PRIndirectReference iRoot = (PRIndirectReference)reader.trailer.Get(PdfName.ROOT);
PdfIndirectReference root = new PdfIndirectReference(0, GetNewObjectNumber(reader, iRoot.Number, 0));
// write the cross-reference table of the body
body.WriteCrossReferenceTable(os, root, info, encryption, fileID, prevxref);
if (fullCompression) {
WriteKeyInfo(os);
byte[] tmp = GetISOBytes("startxref\n");
os.Write(tmp, 0, tmp.Length);
tmp = GetISOBytes(body.Offset.ToString());
os.Write(tmp, 0, tmp.Length);
tmp = GetISOBytes("\n%%EOF\n");
os.Write(tmp, 0, tmp.Length);
} else {
PdfTrailer trailer = new PdfTrailer(body.Size,
body.Offset,
root,
info,
encryption,
fileID, prevxref);
trailer.ToPdf(this, os);
}
os.Flush();
if (CloseStream)
os.Close();
GetCounter().Written(os.Counter);
}
/**
* Translate a PRIndirectReference to a PdfIndirectReference
* In addition, translates the object numbers, and copies the
* referenced object to the output file if it wasn't available
* in the cache yet. If it's in the cache, the reference to
* the already used stream is returned.
*
* NB: PRIndirectReferences (and PRIndirectObjects) really need to know what
* file they came from, because each file has its own namespace. The translation
* we do from their namespace to ours is *at best* heuristic, and guaranteed to
* fail under some circumstances.
*/
protected override PdfIndirectReference CopyIndirect(PRIndirectReference inp)
{
PdfObject srcObj = PdfReader.GetPdfObjectRelease(inp);
ByteStore streamKey = null;
bool validStream = false;
if (srcObj.IsStream())
{
streamKey = new ByteStore((PRStream)srcObj);
validStream = true;
PdfIndirectReference streamRef;
if (streamMap.TryGetValue(streamKey, out streamRef))
{
return(streamRef);
}
}
else if (srcObj.IsDictionary())
{
streamKey = new ByteStore((PdfDictionary)srcObj);
validStream = true;
PdfIndirectReference streamRef = null;
if (streamMap.TryGetValue(streamKey, out streamRef))
{
return(streamRef);
}
}
PdfIndirectReference theRef;
RefKey key = new RefKey(inp);
IndirectReferences iRef;
indirects.TryGetValue(key, out iRef);
if (iRef != null)
{
theRef = iRef.Ref;
if (iRef.Copied)
{
return(theRef);
}
}
else
{
theRef = body.PdfIndirectReference;
iRef = new IndirectReferences(theRef);
indirects[key] = iRef;
}
if (srcObj != null && srcObj.IsDictionary())
{
PdfObject type = PdfReader.GetPdfObjectRelease(((PdfDictionary)srcObj).Get(PdfName.TYPE));
if (type != null && PdfName.PAGE.Equals(type))
{
return(theRef);
}
}
iRef.SetCopied();
if (validStream)
{
streamMap[streamKey] = theRef;
}
PdfObject obj = CopyObject(srcObj);
AddToBody(obj, theRef);
return(theRef);
}
/**
* Adds an image to the document but not to the page resources. It is used with
* templates and <CODE>Document.Add(Image)</CODE>.
* @param image the <CODE>Image</CODE> to add
* @param fixedRef the reference to used. It may be <CODE>null</CODE>,
* a <CODE>PdfIndirectReference</CODE> or a <CODE>PRIndirectReference</CODE>.
* @return the name of the image added
* @throws PdfException on error
* @throws DocumentException on error
*/
public PdfName AddDirectImageSimple(Image image, PdfIndirectReference fixedRef) {
PdfName name;
// if the images is already added, just retrieve the name
if (images.ContainsKey(image.MySerialId)) {
name = images[image.MySerialId];
}
// if it's a new image, add it to the document
else {
if (image.IsImgTemplate()) {
name = new PdfName("img" + images.Count);
if (image is ImgWMF){
ImgWMF wmf = (ImgWMF)image;
wmf.ReadWMF(PdfTemplate.CreateTemplate(this, 0, 0));
}
}
else {
PdfIndirectReference dref = image.DirectReference;
if (dref != null) {
PdfName rname = new PdfName("img" + images.Count);
images[image.MySerialId] = rname;
imageDictionary.Put(rname, dref);
return rname;
}
Image maskImage = image.ImageMask;
PdfIndirectReference maskRef = null;
if (maskImage != null) {
PdfName mname = images[maskImage.MySerialId];
maskRef = GetImageReference(mname);
}
PdfImage i = new PdfImage(image, "img" + images.Count, maskRef);
if (image is ImgJBIG2) {
byte[] globals = ((ImgJBIG2) image).GlobalBytes;
if (globals != null) {
PdfDictionary decodeparms = new PdfDictionary();
decodeparms.Put(PdfName.JBIG2GLOBALS, GetReferenceJBIG2Globals(globals));
i.Put(PdfName.DECODEPARMS, decodeparms);
}
}
if (image.HasICCProfile()) {
PdfICCBased icc = new PdfICCBased(image.TagICC, image.CompressionLevel);
PdfIndirectReference iccRef = Add(icc);
PdfArray iccArray = new PdfArray();
iccArray.Add(PdfName.ICCBASED);
iccArray.Add(iccRef);
PdfArray colorspace = i.GetAsArray(PdfName.COLORSPACE);
if (colorspace != null) {
if (colorspace.Size > 1 && PdfName.INDEXED.Equals(colorspace[0]))
colorspace[1] = iccArray;
else
i.Put(PdfName.COLORSPACE, iccArray);
}
else
i.Put(PdfName.COLORSPACE, iccArray);
}
Add(i, fixedRef);
name = i.Name;
}
images[image.MySerialId] = name;
}
return name;
}
/**
* Adds documentFields.
*/
public void AddDocumentField(PdfIndirectReference piref)
{
documentFields.Add(piref);
}
/**
* Adds a <CODE>PdfObject</CODE> to the body given an already existing
* PdfIndirectReference.
* <P>
* This methods creates a <CODE>PdfIndirectObject</CODE> with the number given by
* <CODE>ref</CODE>, containing the given <CODE>PdfObject</CODE>.
* It also adds a <CODE>PdfCrossReference</CODE> for this object
* to an <CODE>List</CODE> that will be used to build the
* Cross-reference Table.
*
* @param object a <CODE>PdfObject</CODE>
* @param ref a <CODE>PdfIndirectReference</CODE>
* @return a <CODE>PdfIndirectObject</CODE>
* @throws IOException
*/
internal PdfIndirectObject Add(PdfObject objecta, PdfIndirectReference refa) {
return Add(objecta, refa.Number);
}
internal void Propagate(PdfObject obj, PdfIndirectReference refo, bool restricted)
{
if (obj == null)
{
return;
}
// if (refo != null)
// AddToBody(obj, refo);
if (obj is PdfIndirectReference)
{
return;
}
switch (obj.Type)
{
case PdfObject.DICTIONARY:
case PdfObject.STREAM:
{
var dic = (PdfDictionary)obj;
foreach (PdfName key in dic.Keys)
{
if (restricted && (key.Equals(PdfName.Parent) || key.Equals(PdfName.Kids)))
{
continue;
}
var ob = dic.Get(key);
if (ob != null && ob.IsIndirect())
{
var ind = (PrIndirectReference)ob;
if (!SetVisited(ind) && !IsPage(ind))
{
var refi = GetNewReference(ind);
Propagate(PdfReader.GetPdfObjectRelease(ind), refi, restricted);
}
}
else
{
Propagate(ob, null, restricted);
}
}
break;
}
case PdfObject.ARRAY:
{
//PdfArray arr = new PdfArray();
for (var it = ((PdfArray)obj).GetListIterator(); it.HasNext();)
{
var ob = (PdfObject)it.Next();
if (ob != null && ob.IsIndirect())
{
var ind = (PrIndirectReference)ob;
if (!IsVisited(ind) && !IsPage(ind))
{
var refi = GetNewReference(ind);
Propagate(PdfReader.GetPdfObjectRelease(ind), refi, restricted);
}
}
else
{
Propagate(ob, null, restricted);
}
}
break;
}
case PdfObject.INDIRECT:
{
throw new Exception("Reference pointing to reference.");
}
}
}
/**
* Returns the CrossReferenceTable of the <CODE>Body</CODE>.
* @param os
* @param root
* @param info
* @param encryption
* @param fileID
* @param prevxref
* @throws IOException
*/
virtual public void WriteCrossReferenceTable(Stream os, PdfIndirectReference root, PdfIndirectReference info, PdfIndirectReference encryption, PdfObject fileID, long prevxref) {
int refNumber = 0;
if (writer.FullCompression) {
FlushObjStm();
refNumber = IndirectReferenceNumber;
xrefs[new PdfCrossReference(refNumber, position)] = null;
}
int first = ((PdfCrossReference)xrefs.GetMinKey()).Refnum;
int len = 0;
List<int> sections = new List<int>();
foreach (PdfCrossReference entry in xrefs.Keys) {
if (first + len == entry.Refnum)
++len;
else {
sections.Add(first);
sections.Add(len);
first = entry.Refnum;
len = 1;
}
}
sections.Add(first);
sections.Add(len);
if (writer.FullCompression) {
int mid = 5;
long mask = 0xff00000000L;
for (; mid > 1; --mid) {
if ((mask & position) != 0)
break;
mask >>= 8;
}
ByteBuffer buf = new ByteBuffer();
foreach (PdfCrossReference entry in xrefs.Keys) {
entry.ToPdf(mid, buf);
}
PdfStream xr = new PdfStream(buf.ToByteArray());
buf = null;
xr.FlateCompress(writer.CompressionLevel);
xr.Put(PdfName.SIZE, new PdfNumber(Size));
xr.Put(PdfName.ROOT, root);
if (info != null) {
xr.Put(PdfName.INFO, info);
}
if (encryption != null)
xr.Put(PdfName.ENCRYPT, encryption);
if (fileID != null)
xr.Put(PdfName.ID, fileID);
xr.Put(PdfName.W, new PdfArray(new int[]{1, mid, 2}));
xr.Put(PdfName.TYPE, PdfName.XREF);
PdfArray idx = new PdfArray();
for (int k = 0; k < sections.Count; ++k)
idx.Add(new PdfNumber(sections[k]));
xr.Put(PdfName.INDEX, idx);
if (prevxref > 0)
xr.Put(PdfName.PREV, new PdfNumber(prevxref));
PdfEncryption enc = writer.crypto;
writer.crypto = null;
PdfIndirectObject indirect = new PdfIndirectObject(refNumber, xr, writer);
indirect.WriteTo(writer.Os);
writer.crypto = enc;
}
else {
byte[] tmp = GetISOBytes("xref\n");
os.Write(tmp, 0, tmp.Length);
System.Collections.IEnumerator i = xrefs.Keys;
i.MoveNext();
for (int k = 0; k < sections.Count; k += 2) {
first = sections[k];
len = sections[k + 1];
tmp = GetISOBytes(first.ToString());
os.Write(tmp, 0, tmp.Length);
os.WriteByte((byte)' ');
tmp = GetISOBytes(len.ToString());
os.Write(tmp, 0, tmp.Length);
os.WriteByte((byte)'\n');
while (len-- > 0) {
((PdfCrossReference)i.Current).ToPdf(os);
i.MoveNext();
}
}
}
}
protected PdfArray BranchForm(Hashtable level, PdfIndirectReference parent, string fname)
{
var arr = new PdfArray();
foreach (DictionaryEntry entry in level)
{
var name = (string)entry.Key;
var obj = entry.Value;
var ind = PdfIndirectReference;
var dic = new PdfDictionary();
if (parent != null)
{
dic.Put(PdfName.Parent, parent);
}
dic.Put(PdfName.T, new PdfString(name, PdfObject.TEXT_UNICODE));
var fname2 = $"{fname}.{name}";
var coidx = _calculationOrder.IndexOf(fname2);
if (coidx >= 0)
{
_calculationOrderRefs[coidx] = ind;
}
if (obj is Hashtable)
{
dic.Put(PdfName.Kids, BranchForm((Hashtable)obj, ind, fname2));
arr.Add(ind);
AddToBody(dic, ind);
}
else
{
var list = (ArrayList)obj;
dic.MergeDifferent((PdfDictionary)list[0]);
if (list.Count == 3)
{
dic.MergeDifferent((PdfDictionary)list[2]);
var page = (int)list[1];
var pageDic = (PdfDictionary)PageDics[page - 1];
var annots = pageDic.GetAsArray(PdfName.Annots);
if (annots == null)
{
annots = new PdfArray();
pageDic.Put(PdfName.Annots, annots);
}
var nn = (PdfNumber)dic.Get(_iTextTag);
dic.Remove(_iTextTag);
adjustTabOrder(annots, ind, nn);
}
else
{
var kids = new PdfArray();
for (var k = 1; k < list.Count; k += 2)
{
var page = (int)list[k];
var pageDic = (PdfDictionary)PageDics[page - 1];
var annots = pageDic.GetAsArray(PdfName.Annots);
if (annots == null)
{
annots = new PdfArray();
pageDic.Put(PdfName.Annots, annots);
}
var widget = new PdfDictionary();
widget.Merge((PdfDictionary)list[k + 1]);
widget.Put(PdfName.Parent, ind);
var nn = (PdfNumber)widget.Get(_iTextTag);
widget.Remove(_iTextTag);
var wref = AddToBody(widget).IndirectReference;
adjustTabOrder(annots, wref, nn);
kids.Add(wref);
Propagate(widget, null, false);
}
dic.Put(PdfName.Kids, kids);
}
arr.Add(ind);
AddToBody(dic, ind);
Propagate(dic, null, false);
}
}
return(arr);
}
/**
* Adds an object to the PDF body.
* @param object
* @param ref
* @return a PdfIndirectObject
* @throws IOException
*/
public virtual PdfIndirectObject AddToBody(PdfObject objecta, PdfIndirectReference refa) {
PdfIndirectObject iobj = body.Add(objecta, refa);
return iobj;
}
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piRef, Object[] oParams)
{
if (this.writer != writer)
{
throw new ArgumentException(MessageLocalization.GetComposedMessage("type3.font.used.with.the.wrong.pdfwriter"));
}
// Get first & lastchar ...
int firstChar = 0;
while (firstChar < usedSlot.Length && !usedSlot[firstChar])
{
firstChar++;
}
if (firstChar == usedSlot.Length)
{
throw new DocumentException(MessageLocalization.GetComposedMessage("no.glyphs.defined.for.type3.font"));
}
int lastChar = usedSlot.Length - 1;
while (lastChar >= firstChar && !usedSlot[lastChar])
{
lastChar--;
}
int[] widths = new int[lastChar - firstChar + 1];
int[] invOrd = new int[lastChar - firstChar + 1];
int invOrdIndx = 0, w = 0;
for (int u = firstChar; u <= lastChar; u++, w++)
{
if (usedSlot[u])
{
invOrd[invOrdIndx++] = u;
widths[w] = widths3[u];
}
}
PdfArray diffs = new PdfArray();
PdfDictionary charprocs = new PdfDictionary();
int last = -1;
for (int k = 0; k < invOrdIndx; ++k)
{
int c = invOrd[k];
if (c > last)
{
last = c;
diffs.Add(new PdfNumber(last));
}
++last;
int c2 = invOrd[k];
String s = GlyphList.UnicodeToName(c2);
if (s == null)
{
s = "a" + c2;
}
PdfName n = new PdfName(s);
diffs.Add(n);
Type3Glyph glyph;
char2glyph.TryGetValue((char)c2, out glyph);
PdfStream stream = new PdfStream(glyph.ToPdf(null));
stream.FlateCompress(compressionLevel);
PdfIndirectReference refp = writer.AddToBody(stream).IndirectReference;
charprocs.Put(n, refp);
}
PdfDictionary font = new PdfDictionary(PdfName.FONT);
font.Put(PdfName.SUBTYPE, PdfName.TYPE3);
if (colorized)
{
font.Put(PdfName.FONTBBOX, new PdfRectangle(0, 0, 0, 0));
}
else
{
font.Put(PdfName.FONTBBOX, new PdfRectangle(llx, lly, urx, ury));
}
font.Put(PdfName.FONTMATRIX, new PdfArray(new float[] { 0.001f, 0, 0, 0.001f, 0, 0 }));
font.Put(PdfName.CHARPROCS, writer.AddToBody(charprocs).IndirectReference);
PdfDictionary encoding = new PdfDictionary();
encoding.Put(PdfName.DIFFERENCES, diffs);
font.Put(PdfName.ENCODING, writer.AddToBody(encoding).IndirectReference);
font.Put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
font.Put(PdfName.LASTCHAR, new PdfNumber(lastChar));
font.Put(PdfName.WIDTHS, writer.AddToBody(new PdfArray(widths)).IndirectReference);
if (pageResources.HasResources())
{
font.Put(PdfName.RESOURCES, writer.AddToBody(pageResources.Resources).IndirectReference);
}
writer.AddToBody(font, piRef);
}
// PDF Catalog
/*
* The Catalog is also called the root object of the document.
* Whereas the Cross-Reference maps the objects number with the
* byte offset so that the viewer can find the objects, the
* Catalog tells the viewer the numbers of the objects needed
* to render the document.
*/
protected virtual PdfDictionary GetCatalog(PdfIndirectReference rootObj) {
PdfDictionary catalog = pdf.GetCatalog(rootObj);
// [F12] tagged PDF
BuildStructTreeRootForTagged(catalog);
// [F13] OCG
if (documentOCG.Count > 0)
{
FillOCProperties(false);
catalog.Put(PdfName.OCPROPERTIES, OCProperties);
}
return catalog;
}
/**
* Creates a name tree.
* @param items the item of the name tree. The key is a <CODE>String</CODE>
* and the value is a <CODE>PdfObject</CODE>. Note that although the
* keys are strings only the lower byte is used and no check is made for chars
* with the same lower byte and different upper byte. This will generate a wrong
* tree name.
* @param writer the writer
* @throws IOException on error
* @return the dictionary with the name tree. This dictionary is the one
* generally pointed to by the key /Dests, for example
*/
public static PdfDictionary WriteTree(Hashtable items, PdfWriter writer)
{
if (items.Count == 0)
{
return(null);
}
String[] names = new String[items.Count];
items.Keys.CopyTo(names, 0);
Array.Sort(names);
if (names.Length <= leafSize)
{
PdfDictionary dic = new PdfDictionary();
PdfArray ar = new PdfArray();
for (int k = 0; k < names.Length; ++k)
{
ar.Add(new PdfString(names[k], null));
ar.Add((PdfObject)items[names[k]]);
}
dic.Put(PdfName.NAMES, ar);
return(dic);
}
int skip = leafSize;
PdfIndirectReference[] kids = new PdfIndirectReference[(names.Length + leafSize - 1) / leafSize];
for (int k = 0; k < kids.Length; ++k)
{
int offset = k * leafSize;
int end = Math.Min(offset + leafSize, names.Length);
PdfDictionary dic = new PdfDictionary();
PdfArray arr = new PdfArray();
arr.Add(new PdfString(names[offset], null));
arr.Add(new PdfString(names[end - 1], null));
dic.Put(PdfName.LIMITS, arr);
arr = new PdfArray();
for (; offset < end; ++offset)
{
arr.Add(new PdfString(names[offset], null));
arr.Add((PdfObject)items[names[offset]]);
}
dic.Put(PdfName.NAMES, arr);
kids[k] = writer.AddToBody(dic).IndirectReference;
}
int top = kids.Length;
while (true)
{
if (top <= leafSize)
{
PdfArray arr = new PdfArray();
for (int k = 0; k < top; ++k)
{
arr.Add(kids[k]);
}
PdfDictionary dic = new PdfDictionary();
dic.Put(PdfName.KIDS, arr);
return(dic);
}
skip *= leafSize;
int tt = (names.Length + skip - 1) / skip;
for (int k = 0; k < tt; ++k)
{
int offset = k * leafSize;
int end = Math.Min(offset + leafSize, top);
PdfDictionary dic = new PdfDictionary();
PdfArray arr = new PdfArray();
arr.Add(new PdfString(names[k * skip], null));
arr.Add(new PdfString(names[Math.Min((k + 1) * skip, names.Length) - 1], null));
dic.Put(PdfName.LIMITS, arr);
arr = new PdfArray();
for (; offset < end; ++offset)
{
arr.Add(kids[offset]);
}
dic.Put(PdfName.KIDS, arr);
kids[k] = writer.AddToBody(dic).IndirectReference;
}
top = tt;
}
}
