本文整理匯總了C#中iTextSharp.text.pdf.PdfStream.Put方法的典型用法代碼示例。如果您正苦於以下問題：C# PdfStream.Put方法的具體用法？C# PdfStream.Put怎麽用？C# PdfStream.Put使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類iTextSharp.text.pdf.PdfStream的用法示例。
在下文中一共展示了PdfStream.Put方法的11個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: GetFormXObject
/**
* 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
*/
override public 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;
}示例2: Write
// ---------------------------------------------------------------------------
public void Write(Stream stream)
{
// step 1
using (Document document = new Document()) {
// step 2
PdfWriter writer = PdfWriter.GetInstance(document, stream);
// step 3
document.Open();
// step 4
Rectangle rect = new Rectangle(100, 400, 500, 800);
rect.Border = Rectangle.BOX;
rect.BorderWidth = 0.5f;
rect.BorderColor = new BaseColor(0xFF, 0x00, 0x00);
document.Add(rect);
PdfIndirectObject streamObject = null;
using (FileStream fs =
new FileStream(RESOURCE, FileMode.Open, FileAccess.Read))
{
PdfStream stream3D = new PdfStream(fs, writer);
stream3D.Put(PdfName.TYPE, new PdfName("3D"));
stream3D.Put(PdfName.SUBTYPE, new PdfName("U3D"));
stream3D.FlateCompress();
streamObject = writer.AddToBody(stream3D);
stream3D.WriteLength();
}
PdfDictionary dict3D = new PdfDictionary();
dict3D.Put(PdfName.TYPE, new PdfName("3DView"));
dict3D.Put(new PdfName("XN"), new PdfString("Default"));
dict3D.Put(new PdfName("IN"), new PdfString("Unnamed"));
dict3D.Put(new PdfName("MS"), PdfName.M);
dict3D.Put(
new PdfName("C2W"),
new PdfArray(
new float[] { 1, 0, 0, 0, 0, -1, 0, 1, 0, 3, -235, 28 }
)
);
dict3D.Put(PdfName.CO, new PdfNumber(235));
PdfIndirectObject dictObject = writer.AddToBody(dict3D);
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.Put(PdfName.CONTENTS, new PdfString("3D Model"));
annot.Put(PdfName.SUBTYPE, new PdfName("3D"));
annot.Put(PdfName.TYPE, PdfName.ANNOT);
annot.Put(new PdfName("3DD"), streamObject.IndirectReference);
annot.Put(new PdfName("3DV"), dictObject.IndirectReference);
PdfAppearance ap = writer.DirectContent.CreateAppearance(
rect.Width, rect.Height
);
annot.SetAppearance(PdfAnnotation.APPEARANCE_NORMAL, ap);
annot.SetPage();
writer.AddAnnotation(annot);
}
}示例3: ManipulatePdf
// ---------------------------------------------------------------------------
/**
* Manipulates a PDF file src with the file dest as result
* @param src the original PDF
*/
public byte[] ManipulatePdf(byte[] src) {
// the font file
byte[] fontfile = null;
using (FileStream fs = new FileStream(
FONT, FileMode.Open, FileAccess.Read))
{
fontfile = new byte[fs.Length];
fs.Read(fontfile, 0, (int) fs.Length);
}
// create a new stream for the font file
PdfStream stream = new PdfStream(fontfile);
stream.FlateCompress();
stream.Put(PdfName.LENGTH1, new PdfNumber(fontfile.Length));
// create a reader object
PdfReader reader = new PdfReader(src);
int n = reader.XrefSize;
PdfDictionary font;
using (MemoryStream ms = new MemoryStream()) {
using (PdfStamper stamper = new PdfStamper(reader, ms)) {
PdfName fontname = new PdfName(FONTNAME);
for (int i = 0; i < n; i++) {
PdfObject objectPdf = reader.GetPdfObject(i);
if (objectPdf == null || !objectPdf.IsDictionary()) {
continue;
}
font = (PdfDictionary)objectPdf;
if (PdfName.FONTDESCRIPTOR.Equals(font.Get(PdfName.TYPE))
&& fontname.Equals(font.Get(PdfName.FONTNAME)))
{
PdfIndirectObject objref = stamper.Writer.AddToBody(stream);
font.Put(PdfName.FONTFILE2, objref.IndirectReference);
}
}
}
return ms.ToArray();
}
} 示例4: WriteCrossReferenceTable
/**
* 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();
}
}
}
}示例5: FlushObjStm
virtual public 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;
}示例6: Close
/**
* 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();
foreach (IPdfOCG layer in documentOCG.Keys) {
AddToBody(layer.PdfObject, layer.Ref);
}
// 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()) {
CompleteInfoDictionary(Info);
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) {
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,
indirectCatalog.IndirectReference,
infoObj.IndirectReference,
encryption,
fileID, prevxref);
trailer.ToPdf(this, os);
}
base.Close();
}
}示例7: Close
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) {
//.........這裏部分代碼省略.........
示例8: Close
protected internal virtual void Close(IDictionary<String, String> moreInfo)
{
if (closed)
return;
if (useVp) {
SetViewerPreferences();
}
if (flat)
FlatFields();
if (flatFreeText)
FlatFreeTextFields();
AddFieldResources();
PdfDictionary catalog = reader.Catalog;
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;
PdfObject oInfo = reader.Trailer.Get(PdfName.INFO);
PRIndirectReference iInfo = null;
PdfDictionary oldInfo = null;
if (oInfo is PRIndirectReference)
iInfo = (PRIndirectReference)oInfo;
if (iInfo != null)
oldInfo = (PdfDictionary)PdfReader.GetPdfObject(iInfo);
else if (oInfo is PdfDictionary)
oldInfo = (PdfDictionary)oInfo;
String producer = null;
if (iInfo != null)
skipInfo = iInfo.Number;
if (oldInfo != null && oldInfo.Get(PdfName.PRODUCER) != null)
producer = oldInfo.GetAsString(PdfName.PRODUCER).ToUnicodeString();
Version version = Version.GetInstance();
if (producer == null) {
producer = version.GetVersion;
}
else if (producer.IndexOf(version.Product) == -1) {
StringBuilder buf = new StringBuilder(producer);
buf.Append("; modified using ");
buf.Append(version.GetVersion);
producer = buf.ToString();
}
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 (KeyValuePair<string,string> entry in moreInfo) {
PdfName keyName = new PdfName(entry.Key);
String value = entry.Value;
if (value == null)
newInfo.Remove(keyName);
else
newInfo.Put(keyName, new PdfString(value, PdfObject.TEXT_UNICODE));
}
}
//.........這裏部分代碼省略.........
示例9: Close
internal void Close(IDictionary<String, String> 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;
PdfObject oInfo = reader.Trailer.Get(PdfName.INFO);
PRIndirectReference iInfo = null;
PdfDictionary oldInfo = null;
if (oInfo is PRIndirectReference)
iInfo = (PRIndirectReference)oInfo;
if (iInfo != null)
oldInfo = (PdfDictionary)PdfReader.GetPdfObject(iInfo);
else if (oInfo is PdfDictionary)
oldInfo = (PdfDictionary)oInfo;
String producer = null;
if (iInfo != null)
skipInfo = iInfo.Number;
if (oldInfo != null && oldInfo.Get(PdfName.PRODUCER) != null)
producer = oldInfo.GetAsString(PdfName.PRODUCER).ToUnicodeString();
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();
}
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 (KeyValuePair<string,string> entry in moreInfo) {
PdfName keyName = new PdfName(entry.Key);
String value = entry.Value;
if (value == null)
newInfo.Remove(keyName);
else
//.........這裏部分代碼省略.........
示例10: WriteCrossReferenceTable
/**
* 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;
}
PdfCrossReference entry = (PdfCrossReference)((DictionaryEntry)xrefs.Begin.Current).Key;
int first = entry.Refnum;
int len = 0;
ArrayList sections = new ArrayList();
for (k_Iterator i = xrefs.Begin.Clone(); i != xrefs.End; i.Next()) {
entry = (PdfCrossReference)((DictionaryEntry)i.Current).Key;
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();
for (k_Iterator i = xrefs.Begin.Clone(); i != xrefs.End; i.Next()) {
entry = (PdfCrossReference)((DictionaryEntry)i.Current).Key;
entry.ToPdf(mid, buf);
}
PdfStream xr = new PdfStream(buf.ToByteArray());
buf = null;
xr.FlateCompress();
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);
k_Iterator i = xrefs.Begin.Clone();
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) {
entry = (PdfCrossReference)((DictionaryEntry)i.Current).Key;
entry.ToPdf(os);
i.Next();
}
}
}
}示例11: NewPage
/**
* 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 (PageEmpty) {
SetNewPageSizeAndMargins();
return false;
}
if (!open || close) {
throw new Exception(MessageLocalization.GetComposedMessage("the.document.is.not.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(MessageLocalization.GetComposedMessage("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));
}
//.........這裏部分代碼省略.........