/**
* Sets the XFA key from a byte array. The old XFA is erased.
* @param form the data
* @param reader the reader
* @param writer the writer
* @throws java.io.IOException on error
*/
public static void SetXfa(XfaForm form, PdfReader reader, PdfWriter writer)
{
PdfDictionary af = (PdfDictionary)PdfReader.GetPdfObjectRelease(reader.Catalog.Get(PdfName.ACROFORM));
if (af == null) {
return;
}
PdfObject xfa = GetXfaObject(reader);
if (xfa.IsArray()) {
PdfArray ar = (PdfArray)xfa;
int t = -1;
int d = -1;
for (int k = 0; k < ar.Size; k += 2) {
PdfString s = ar.GetAsString(k);
if ("template".Equals(s.ToString())) {
t = k + 1;
}
if ("datasets".Equals(s.ToString())) {
d = k + 1;
}
}
if (t > -1 && d > -1) {
reader.KillXref(ar.GetAsIndirectObject(t));
reader.KillXref(ar.GetAsIndirectObject(d));
PdfStream tStream = new PdfStream(SerializeDoc(form.templateNode));
tStream.FlateCompress(writer.CompressionLevel);
ar[t] = writer.AddToBody(tStream).IndirectReference;
PdfStream dStream = new PdfStream(SerializeDoc(form.datasetsNode));
dStream.FlateCompress(writer.CompressionLevel);
ar[d] = writer.AddToBody(dStream).IndirectReference;
af.Put(PdfName.XFA, new PdfArray(ar));
return;
}
}
reader.KillXref(af.Get(PdfName.XFA));
PdfStream str = new PdfStream(SerializeDoc(form.domDocument));
str.FlateCompress(writer.CompressionLevel);
PdfIndirectReference refe = writer.AddToBody(str).IndirectReference;
af.Put(PdfName.XFA, refe);
}
internal void FlushObjStm()
{
if (numObj == 0)
return;
int first = index.Size;
index.Append(streamObjects);
PdfStream stream = new PdfStream(index.ToByteArray());
stream.FlateCompress(writer.CompressionLevel);
stream.Put(PdfName.TYPE, PdfName.OBJSTM);
stream.Put(PdfName.N, new PdfNumber(numObj));
stream.Put(PdfName.FIRST, new PdfNumber(first));
Add(stream, currentObjNum);
index = null;
streamObjects = null;
numObj = 0;
}
/**
* Returns the CrossReferenceTable of the <CODE>Body</CODE>.
* @param os
* @param root
* @param info
* @param encryption
* @param fileID
* @param prevxref
* @throws IOException
*/
internal void WriteCrossReferenceTable(Stream os, PdfIndirectReference root, PdfIndirectReference info, PdfIndirectReference encryption, PdfObject fileID, int 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;
ArrayList sections = new ArrayList();
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 = 4;
uint mask = 0xff000000;
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((int)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);
IEnumerator i = xrefs.Keys;
i.MoveNext();
for (int k = 0; k < sections.Count; k += 2) {
first = (int)sections[k];
len = (int)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();
}
}
}
}
/**
* Signals that the <CODE>Document</CODE> was closed and that no other
* <CODE>Elements</CODE> will be added.
* <P>
* The pages-tree is built and written to the outputstream.
* A Catalog is constructed, as well as an Info-object,
* the referencetable is composed and everything is written
* to the outputstream embedded in a Trailer.
*/
public override void Close()
{
if (open) {
if ((currentPageNumber - 1) != pageReferences.Count)
throw new Exception("The page " + pageReferences.Count +
" was requested but the document has only " + (currentPageNumber - 1) + " pages.");
pdf.Close();
AddSharedObjectsToBody();
// add the root to the body
PdfIndirectReference rootRef = root.WritePageTree();
// make the catalog-object and add it to the body
PdfDictionary catalog = GetCatalog(rootRef);
// [C9] if there is XMP data to add: add it
if (xmpMetadata != null) {
PdfStream xmp = new PdfStream(xmpMetadata);
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);
}
// [C10] make pdfx conformant
if (IsPdfX()) {
pdfxConformance.CompleteInfoDictionary(Info);
pdfxConformance.CompleteExtraCatalog(ExtraCatalog);
}
// [C11] Output Intents
if (extraCatalog != null) {
catalog.MergeDifferent(extraCatalog);
}
WriteOutlines(catalog, false);
// add the Catalog to the body
PdfIndirectObject indirectCatalog = AddToBody(catalog, false);
// add the info-object to the body
PdfIndirectObject infoObj = AddToBody(Info, false);
// [F1] encryption
PdfIndirectReference encryption = null;
PdfObject fileID = null;
body.FlushObjStm();
if (crypto != null) {
PdfIndirectObject encryptionObject = AddToBody(crypto.GetEncryptionDictionary(), false);
encryption = encryptionObject.IndirectReference;
fileID = crypto.FileID;
}
else
fileID = PdfEncryption.CreateInfoId(PdfEncryption.CreateDocumentId());
// write the cross-reference table of the body
body.WriteCrossReferenceTable(os, indirectCatalog.IndirectReference,
infoObj.IndirectReference, encryption, fileID, prevxref);
// make the trailer
// [F2] full compression
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,
indirectCatalog.IndirectReference,
infoObj.IndirectReference,
encryption,
fileID, prevxref);
trailer.ToPdf(this, os);
}
base.Close();
}
}
/**
* Gets an indirect reference to a JBIG2 Globals stream.
* Adds the stream if it hasn't already been added to the writer.
* @param content a byte array that may already been added to the writer inside a stream object.
* @since 2.1.5
*/
protected internal PdfIndirectReference GetReferenceJBIG2Globals(byte[] content)
{
if (content == null) return null;
foreach (PdfStream str in JBIG2Globals.Keys) {
if (Org.BouncyCastle.Utilities.Arrays.AreEqual(content, str.GetBytes())) {
return (PdfIndirectReference) JBIG2Globals[str];
}
}
PdfStream stream = new PdfStream(content);
PdfIndirectObject refi;
try {
refi = AddToBody(stream);
} catch (IOException) {
return null;
}
JBIG2Globals[stream] = refi.IndirectReference;
return refi.IndirectReference;
}
/** 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);
}
/** Creates a ToUnicode CMap to allow copy and paste from Acrobat.
* @param metrics metrics[0] contains the glyph index and metrics[2]
* contains the Unicode code
* @throws DocumentException on error
* @return the stream representing this CMap or <CODE>null</CODE>
*/
private PdfStream GetToUnicode(Object[] metrics)
{
if (metrics.Length == 0)
return null;
StringBuilder buf = new StringBuilder(
"/CIDInit /ProcSet findresource begin\n" +
"12 dict begin\n" +
"begincmap\n" +
"/CIDSystemInfo\n" +
"<< /Registry (TTX+0)\n" +
"/Ordering (T42UV)\n" +
"/Supplement 0\n" +
">> def\n" +
"/CMapName /TTX+0 def\n" +
"/CMapType 2 def\n" +
"1 begincodespacerange\n" +
"<0000><FFFF>\n" +
"endcodespacerange\n");
int size = 0;
for (int k = 0; k < metrics.Length; ++k) {
if (size == 0) {
if (k != 0) {
buf.Append("endbfrange\n");
}
size = Math.Min(100, metrics.Length - k);
buf.Append(size).Append(" beginbfrange\n");
}
--size;
int[] metric = (int[])metrics[k];
string fromTo = ToHex(metric[0]);
buf.Append(fromTo).Append(fromTo).Append(ToHex(metric[2])).Append('\n');
}
buf.Append(
"endbfrange\n" +
"endcmap\n" +
"CMapName currentdict /CMap defineresource pop\n" +
"end end\n");
string s = buf.ToString();
PdfStream stream = new PdfStream(PdfEncodings.ConvertToBytes(s, null));
stream.FlateCompress(compressionLevel);
return stream;
}
public void AlterContents()
{
if (over == null && under == null)
return;
PdfArray ar = null;
PdfObject content = PdfReader.GetPdfObject(pageN.Get(PdfName.CONTENTS), pageN);
if (content == null) {
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
else if (content.IsArray()) {
ar = (PdfArray)content;
}
else if (content.IsStream()) {
ar = new PdfArray();
ar.Add(pageN.Get(PdfName.CONTENTS));
pageN.Put(PdfName.CONTENTS, ar);
}
else {
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
ByteBuffer out_p = new ByteBuffer();
if (under != null) {
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(under.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
}
if (over != null)
out_p.Append(PdfContents.SAVESTATE);
PdfStream stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(cstp.CompressionLevel);
PdfIndirectReference ref1 = cstp.AddToBody(stream).IndirectReference;
ar.AddFirst(ref1);
out_p.Reset();
if (over != null) {
out_p.Append(' ');
out_p.Append(PdfContents.RESTORESTATE);
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(over.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(cstp.CompressionLevel);
ar.Add(cstp.AddToBody(stream).IndirectReference);
}
pageN.Put(PdfName.RESOURCES, pageResources.Resources);
}
/** 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);
}
internal void AlterContents()
{
foreach (PageStamp ps in pagesToContent.Values) {
PdfDictionary pageN = ps.pageN;
MarkUsed(pageN);
PdfArray ar = null;
PdfObject content = PdfReader.GetPdfObject(pageN.Get(PdfName.CONTENTS), pageN);
if (content == null) {
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
else if (content.IsArray()) {
ar = (PdfArray)content;
MarkUsed(ar);
}
else if (content.IsStream()) {
ar = new PdfArray();
ar.Add(pageN.Get(PdfName.CONTENTS));
pageN.Put(PdfName.CONTENTS, ar);
}
else {
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
ByteBuffer out_p = new ByteBuffer();
if (ps.under != null) {
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(ps.under.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
}
if (ps.over != null)
out_p.Append(PdfContents.SAVESTATE);
PdfStream stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(compressionLevel);
ar.AddFirst(AddToBody(stream).IndirectReference);
out_p.Reset();
if (ps.over != null) {
out_p.Append(' ');
out_p.Append(PdfContents.RESTORESTATE);
ByteBuffer buf = ps.over.InternalBuffer;
out_p.Append(buf.Buffer, 0, ps.replacePoint);
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(buf.Buffer, ps.replacePoint, buf.Size - ps.replacePoint);
out_p.Append(PdfContents.RESTORESTATE);
stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(compressionLevel);
ar.Add(AddToBody(stream).IndirectReference);
}
AlterResources(ps);
}
}
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 catalog = reader.Catalog;
PdfDictionary pages = (PdfDictionary)PdfReader.GetPdfObject(catalog.Get(PdfName.PAGES));
pages.Put(PdfName.ITXT, new PdfString(Document.Release));
MarkUsed(pages);
PdfDictionary acroForm = (PdfDictionary)PdfReader.GetPdfObject(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);
MarkUsed(catalog);
}
}
closed = true;
AddSharedObjectsToBody();
SetOutlines();
SetJavaScript();
AddFileAttachments();
if (openAction != null) {
catalog.Put(PdfName.OPENACTION, openAction);
}
if (pdf.pageLabels != null)
catalog.Put(PdfName.PAGELABELS, pdf.pageLabels.GetDictionary(this));
// OCG
if (documentOCG.Count > 0) {
FillOCProperties(false);
PdfDictionary ocdict = catalog.GetAsDict(PdfName.OCPROPERTIES);
if (ocdict == null) {
reader.Catalog.Put(PdfName.OCPROPERTIES, OCProperties);
}
else {
ocdict.Put(PdfName.OCGS, OCProperties.Get(PdfName.OCGS));
PdfDictionary ddict = ocdict.GetAsDict(PdfName.D);
if (ddict == null) {
ddict = new PdfDictionary();
ocdict.Put(PdfName.D, ddict);
}
ddict.Put(PdfName.ORDER, OCProperties.GetAsDict(PdfName.D).Get(PdfName.ORDER));
ddict.Put(PdfName.RBGROUPS, OCProperties.GetAsDict(PdfName.D).Get(PdfName.RBGROUPS));
ddict.Put(PdfName.OFF, OCProperties.GetAsDict(PdfName.D).Get(PdfName.OFF));
ddict.Put(PdfName.AS, OCProperties.GetAsDict(PdfName.D).Get(PdfName.AS));
}
}
// metadata
int skipInfo = -1;
PRIndirectReference iInfo = (PRIndirectReference)reader.Trailer.Get(PdfName.INFO);
PdfDictionary oldInfo = (PdfDictionary)PdfReader.GetPdfObject(iInfo);
String producer = null;
if (iInfo != null)
skipInfo = iInfo.Number;
if (oldInfo != null && oldInfo.Get(PdfName.PRODUCER) != null)
producer = oldInfo.GetAsString(PdfName.PRODUCER).ToString();
if (producer == null) {
producer = Document.Version;
}
else if (producer.IndexOf(Document.Product) == -1) {
StringBuilder buf = new StringBuilder(producer);
buf.Append("; modified using ");
buf.Append(Document.Version);
producer = buf.ToString();
}
// XMP
byte[] altMetadata = null;
PdfObject xmpo = PdfReader.GetPdfObject(catalog.Get(PdfName.METADATA));
if (xmpo != null && xmpo.IsStream()) {
altMetadata = PdfReader.GetStreamBytesRaw((PRStream)xmpo);
PdfReader.KillIndirect(catalog.Get(PdfName.METADATA));
}
if (xmpMetadata != null) {
altMetadata = xmpMetadata;
}
// if there is XMP data to add: add it
PdfDate date = new PdfDate();
if (altMetadata != null) {
PdfStream xmp;
try {
XmpReader xmpr = new XmpReader(altMetadata);
if (!xmpr.Replace("http://ns.adobe.com/pdf/1.3/", "Producer", producer))
xmpr.Add("rdf:Description", "http://ns.adobe.com/pdf/1.3/", "pdf:Producer", producer);
if (!xmpr.Replace("http://ns.adobe.com/xap/1.0/", "ModifyDate", date.GetW3CDate()))
xmpr.Add("rdf:Description", "http://ns.adobe.com/xap/1.0/", "xmp:ModifyDate", date.GetW3CDate());
xmpr.Replace("http://ns.adobe.com/xap/1.0/", "MetadataDate", date.GetW3CDate());
xmp = new PdfStream(xmpr.SerializeDoc());
}
catch {
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);
}
if (append && xmpo != null) {
body.Add(xmp, xmpo.IndRef);
}
else {
catalog.Put(PdfName.METADATA, body.Add(xmp).IndirectReference);
MarkUsed(catalog);
}
}
try {
file.ReOpen();
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, 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 && skipInfo != 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;
}
else
fileID = PdfEncryption.CreateInfoId(PdfEncryption.CreateDocumentId());
PRIndirectReference iRoot = (PRIndirectReference)reader.trailer.Get(PdfName.ROOT);
PdfIndirectReference root = new PdfIndirectReference(0, GetNewObjectNumber(reader, iRoot.Number, 0));
PdfIndirectReference info = null;
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));
}
}
newInfo.Put(PdfName.MODDATE, date);
newInfo.Put(PdfName.PRODUCER, new PdfString(producer));
if (append) {
if (iInfo == null)
info = AddToBody(newInfo, false).IndirectReference;
else
info = AddToBody(newInfo, iInfo.Number, false).IndirectReference;
}
else {
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();
}
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piRef, Object[] oParams)
{
if (this.writer != writer)
throw new ArgumentException("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( "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 = (Type3Glyph)char2glyph[(char)c2];
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);
}
/** Creates a JavaScript action. If the JavaScript is smaller than
* 50 characters it will be placed as a string, otherwise it will
* be placed as a compressed stream.
* @param code the JavaScript code
* @param writer the writer for this action
* @param unicode select JavaScript unicode. Note that the internal
* Acrobat JavaScript engine does not support unicode,
* so this may or may not work for you
* @return the JavaScript action
*/
public static PdfAction JavaScript(string code, PdfWriter writer, bool unicode)
{
PdfAction js = new PdfAction();
js.Put(PdfName.S, PdfName.JAVASCRIPT);
if (unicode && code.Length < 50) {
js.Put(PdfName.JS, new PdfString(code, PdfObject.TEXT_UNICODE));
}
else if (!unicode && code.Length < 100) {
js.Put(PdfName.JS, new PdfString(code));
}
else {
try {
byte[] b = PdfEncodings.ConvertToBytes(code, unicode ? PdfObject.TEXT_UNICODE : PdfObject.TEXT_PDFDOCENCODING);
PdfStream stream = new PdfStream(b);
stream.FlateCompress(writer.CompressionLevel);
js.Put(PdfName.JS, writer.AddToBody(stream).IndirectReference);
}
catch {
js.Put(PdfName.JS, new PdfString(code));
}
}
return js;
}
public void AlterContents()
{
if (over == null && under == null)
{
return;
}
PdfArray ar = null;
PdfObject content = PdfReader.GetPdfObject(pageN.Get(PdfName.CONTENTS), pageN);
if (content == null)
{
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
else if (content.IsArray())
{
ar = (PdfArray)content;
}
else if (content.IsStream())
{
ar = new PdfArray();
ar.Add(pageN.Get(PdfName.CONTENTS));
pageN.Put(PdfName.CONTENTS, ar);
}
else
{
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
ByteBuffer out_p = new ByteBuffer();
if (under != null)
{
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(under.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
}
if (over != null)
{
out_p.Append(PdfContents.SAVESTATE);
}
PdfStream stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(cstp.CompressionLevel);
PdfIndirectReference ref1 = cstp.AddToBody(stream).IndirectReference;
ar.AddFirst(ref1);
out_p.Reset();
if (over != null)
{
out_p.Append(' ');
out_p.Append(PdfContents.RESTORESTATE);
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(over.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(cstp.CompressionLevel);
ar.Add(cstp.AddToBody(stream).IndirectReference);
}
pageN.Put(PdfName.RESOURCES, pageResources.Resources);
}
/**
* Makes a new page and sends it to the <CODE>PdfWriter</CODE>.
*
* @return a <CODE>bool</CODE>
* @throws DocumentException on error
*/
public override bool NewPage()
{
lastElementType = -1;
if (writer == null || (writer.DirectContent.Size == 0 && writer.DirectContentUnder.Size == 0 && (pageEmpty || writer.IsPaused()))) {
SetNewPageSizeAndMargins();
return false;
}
if (!open || close) {
throw new Exception("The document isn't open.");
}
IPdfPageEvent pageEvent = writer.PageEvent;
if (pageEvent != null)
pageEvent.OnEndPage(writer, this);
//Added to inform any listeners that we are moving to a new page (added by David Freels)
base.NewPage();
// the following 2 lines were added by Pelikan Stephan
indentation.imageIndentLeft = 0;
indentation.imageIndentRight = 0;
// we flush the arraylist with recently written lines
FlushLines();
// we prepare the elements of the page dictionary
// [U1] page size and rotation
int rotation = pageSize.Rotation;
// [C10]
if (writer.IsPdfX()) {
if (thisBoxSize.ContainsKey("art") && thisBoxSize.ContainsKey("trim"))
throw new PdfXConformanceException("Only one of ArtBox or TrimBox can exist in the page.");
if (!thisBoxSize.ContainsKey("art") && !thisBoxSize.ContainsKey("trim")) {
if (thisBoxSize.ContainsKey("crop"))
thisBoxSize["trim"] = thisBoxSize["crop"];
else
thisBoxSize["trim"] = new PdfRectangle(pageSize, pageSize.Rotation);
}
}
// [M1]
pageResources.AddDefaultColorDiff(writer.DefaultColorspace);
if (writer.RgbTransparencyBlending) {
PdfDictionary dcs = new PdfDictionary();
dcs.Put(PdfName.CS, PdfName.DEVICERGB);
pageResources.AddDefaultColorDiff(dcs);
}
PdfDictionary resources = pageResources.Resources;
// we create the page dictionary
PdfPage page = new PdfPage(new PdfRectangle(pageSize, rotation), thisBoxSize, resources, rotation);
page.Put(PdfName.TABS, writer.Tabs);
// we complete the page dictionary
// [C9] if there is XMP data to add: add it
if (xmpMetadata != null) {
PdfStream xmp = new PdfStream(xmpMetadata);
xmp.Put(PdfName.TYPE, PdfName.METADATA);
xmp.Put(PdfName.SUBTYPE, PdfName.XML);
PdfEncryption crypto = writer.Encryption;
if (crypto != null && !crypto.IsMetadataEncrypted()) {
PdfArray ar = new PdfArray();
ar.Add(PdfName.CRYPT);
xmp.Put(PdfName.FILTER, ar);
}
page.Put(PdfName.METADATA, writer.AddToBody(xmp).IndirectReference);
}
// [U3] page actions: transition, duration, additional actions
if (this.transition!=null) {
page.Put(PdfName.TRANS, this.transition.TransitionDictionary);
transition = null;
}
if (this.duration>0) {
page.Put(PdfName.DUR,new PdfNumber(this.duration));
duration = 0;
}
if (pageAA != null) {
page.Put(PdfName.AA, writer.AddToBody(pageAA).IndirectReference);
pageAA = null;
}
// [U4] we add the thumbs
if (thumb != null) {
page.Put(PdfName.THUMB, thumb);
thumb = null;
}
// [U8] we check if the userunit is defined
if (writer.Userunit > 0f) {
page.Put(PdfName.USERUNIT, new PdfNumber(writer.Userunit));
}
// [C5] and [C8] we add the annotations
if (annotationsImp.HasUnusedAnnotations()) {
PdfArray array = annotationsImp.RotateAnnotations(writer, pageSize);
if (array.Size != 0)
page.Put(PdfName.ANNOTS, array);
}
// [F12] we add tag info
if (writer.IsTagged())
page.Put(PdfName.STRUCTPARENTS, new PdfNumber(writer.CurrentPageNumber - 1));
if (text.Size > textEmptySize)
text.EndText();
else
text = null;
writer.Add(page, new PdfContents(writer.DirectContentUnder, graphics, text, writer.DirectContent, pageSize));
// we initialize the new page
InitPage();
return true;
}
/**
* Gets the stream representing this object.
*
* @param compressionLevel the compressionLevel
* @return the stream representing this template
* @since 2.1.3 (replacing the method without param compressionLevel)
* @throws IOException
*/
internal override PdfStream GetFormXObject(int compressionLevel)
{
PdfStream s = new PdfStream(content.ToByteArray());
s.Put(PdfName.TYPE, PdfName.XOBJECT);
s.Put(PdfName.SUBTYPE, PdfName.PS);
s.FlateCompress(compressionLevel);
return s;
}
