private static void GetOCGOrder(PdfArray order, PdfLayer layer) {
if (!layer.OnPanel)
return;
if (layer.Title == null)
order.Add(layer.Ref);
List<PdfLayer> children = layer.Children;
if (children == null)
return;
PdfArray kids = new PdfArray();
if (layer.Title != null)
kids.Add(new PdfString(layer.Title, PdfObject.TEXT_UNICODE));
for (int k = 0; k < children.Count; ++k) {
GetOCGOrder(kids, children[k]);
}
if (kids.Size > 0)
order.Add(kids);
}
protected internal virtual PdfObject GetSpotObject(PdfWriter writer) {
PdfArray array = new PdfArray(PdfName.SEPARATION);
array.Add(name);
PdfFunction func = null;
if (altcs is ExtendedColor) {
int type = ((ExtendedColor)altcs).Type;
switch (type) {
case ExtendedColor.TYPE_GRAY:
array.Add(PdfName.DEVICEGRAY);
func = PdfFunction.Type2(writer, new float[]{0, 1}, null, new float[]{0}, new float[]{((GrayColor)altcs).Gray}, 1);
break;
case ExtendedColor.TYPE_CMYK:
array.Add(PdfName.DEVICECMYK);
CMYKColor cmyk = (CMYKColor)altcs;
func = PdfFunction.Type2(writer, new float[]{0, 1}, null, new float[]{0, 0, 0, 0},
new float[]{cmyk.Cyan, cmyk.Magenta, cmyk.Yellow, cmyk.Black}, 1);
break;
default:
throw new Exception(MessageLocalization.GetComposedMessage("only.rgb.gray.and.cmyk.are.supported.as.alternative.color.spaces"));
}
}
else {
array.Add(PdfName.DEVICERGB);
func = PdfFunction.Type2(writer, new float[]{0, 1}, null, new float[]{1, 1, 1},
new float[]{(float)altcs.R / 255, (float)altcs.G / 255, (float)altcs.B / 255}, 1);
}
array.Add(func.Reference);
return array;
}
/**
* Constructs a PDF Collection Sort Dictionary.
* @param keys the keys of the fields that will be used to sort entries
*/
public PdfCollectionSort(String[] keys) : base(PdfName.COLLECTIONSORT) {
PdfArray array = new PdfArray();
for (int i = 0; i < keys.Length; i++) {
array.Add(new PdfName(keys[i]));
}
Put(PdfName.S, array);
}
/**
* Defines the sort order of the field (ascending or descending).
* @param ascending an array with every element corresponding with a name of a field.
*/
public void SetSortOrder(bool[] ascending) {
PdfObject o = (PdfObject)Get(PdfName.S);
if (o is PdfArray) {
if (((PdfArray)o).Size != ascending.Length) {
throw new InvalidOperationException("The number of booleans in this array doesn't correspond with the number of fields.");
}
PdfArray array = new PdfArray();
for (int i = 0; i < ascending.Length; i++) {
array.Add(new PdfBoolean(ascending[i]));
}
Put(PdfName.A, array);
}
else {
throw new InvalidOperationException("You need a single bool for this collection sort dictionary.");
}
}
public virtual PdfObject GetPdfObject(PdfWriter writer) {
PdfArray array = new PdfArray(PdfName.LAB);
PdfDictionary dictionary = new PdfDictionary();
if (whitePoint == null
|| whitePoint.Length != 3
|| whitePoint[0] < 0.000001f || whitePoint[2] < 0.000001f
|| whitePoint[1] < 0.999999f || whitePoint[1] > 1.000001f)
throw new Exception(MessageLocalization.GetComposedMessage("lab.cs.white.point"));
dictionary.Put(PdfName.WHITEPOINT, new PdfArray(whitePoint));
if (blackPoint != null) {
if (blackPoint.Length != 3
|| blackPoint[0] < -0.000001f || blackPoint[1] < -0.000001f || blackPoint[2] < -0.000001f)
throw new Exception(MessageLocalization.GetComposedMessage("lab.cs.black.point"));
dictionary.Put(PdfName.BLACKPOINT, new PdfArray(blackPoint));
}
if (range != null) {
if (range.Length != 4 || range[0] > range[1] || range[2] > range[3])
throw new Exception(MessageLocalization.GetComposedMessage("lab.cs.range"));
dictionary.Put(PdfName.RANGE, new PdfArray(range));
}
array.Add(dictionary);
return array;
}
public void AddAnnotation(PdfAnnotation annot)
{
List <PdfAnnotation> allAnnots = new List <PdfAnnotation>();
if (annot.IsForm())
{
PdfFormField field = (PdfFormField)annot;
if (field.Parent != null)
{
return;
}
ExpandFields(field, allAnnots);
if (cstp.fieldTemplates == null)
{
cstp.fieldTemplates = new Dictionary <PdfTemplate, object>();
}
}
else
{
allAnnots.Add(annot);
}
for (int k = 0; k < allAnnots.Count; ++k)
{
annot = allAnnots[k];
if (annot.IsForm())
{
if (!annot.IsUsed())
{
Dictionary <PdfTemplate, object> templates = annot.Templates;
if (templates != null)
{
foreach (PdfTemplate tpl in templates.Keys)
{
cstp.fieldTemplates[tpl] = null;
}
}
}
PdfFormField field = (PdfFormField)annot;
if (field.Parent == null)
{
AddDocumentField(field.IndirectReference);
}
}
if (annot.IsAnnotation())
{
PdfObject pdfobj = PdfReader.GetPdfObject(pageN.Get(PdfName.ANNOTS), pageN);
PdfArray annots = null;
if (pdfobj == null || !pdfobj.IsArray())
{
annots = new PdfArray();
pageN.Put(PdfName.ANNOTS, annots);
}
else
{
annots = (PdfArray)pdfobj;
}
annots.Add(annot.IndirectReference);
if (!annot.IsUsed())
{
PdfRectangle rect = (PdfRectangle)annot.Get(PdfName.RECT);
if (rect != null && (rect.Left != 0 || rect.Right != 0 || rect.Top != 0 || rect.Bottom != 0))
{
int rotation = reader.GetPageRotation(pageN);
Rectangle pageSize = reader.GetPageSizeWithRotation(pageN);
switch (rotation)
{
case 90:
annot.Put(PdfName.RECT, new PdfRectangle(
pageSize.Top - rect.Bottom,
rect.Left,
pageSize.Top - rect.Top,
rect.Right));
break;
case 180:
annot.Put(PdfName.RECT, new PdfRectangle(
pageSize.Right - rect.Left,
pageSize.Top - rect.Bottom,
pageSize.Right - rect.Right,
pageSize.Top - rect.Top));
break;
case 270:
annot.Put(PdfName.RECT, new PdfRectangle(
rect.Bottom,
pageSize.Right - rect.Left,
rect.Top,
pageSize.Right - rect.Right));
break;
}
}
}
}
if (!annot.IsUsed())
{
annot.SetUsed();
cstp.AddToBody(annot, annot.IndirectReference);
}
}
}
/**
* Compresses the stream.
* @param compressionLevel the compression level (0 = best speed, 9 = best compression, -1 is default)
* @since 2.1.3
*/
virtual public void FlateCompress(int compressionLevel)
{
if (!Document.Compress)
{
return;
}
// check if the flateCompress-method has already been used
if (compressed)
{
return;
}
this.compressionLevel = compressionLevel;
if (inputStream != null)
{
compressed = true;
return;
}
// check if a filter already exists
PdfObject filter = PdfReader.GetPdfObject(Get(PdfName.FILTER));
if (filter != null)
{
if (filter.IsName())
{
if (PdfName.FLATEDECODE.Equals(filter))
{
return;
}
}
else if (filter.IsArray())
{
if (((PdfArray)filter).Contains(PdfName.FLATEDECODE))
{
return;
}
}
else
{
throw new PdfException(MessageLocalization.GetComposedMessage("stream.could.not.be.compressed.filter.is.not.a.name.or.array"));
}
}
// compress
MemoryStream stream = new MemoryStream();
ZDeflaterOutputStream zip = new ZDeflaterOutputStream(stream, compressionLevel);
if (streamBytes != null)
{
streamBytes.WriteTo(zip);
}
else
{
zip.Write(bytes, 0, bytes.Length);
}
//zip.Close();
zip.Finish();
// update the object
streamBytes = stream;
bytes = null;
Put(PdfName.LENGTH, new PdfNumber(streamBytes.Length));
if (filter == null)
{
Put(PdfName.FILTER, PdfName.FLATEDECODE);
}
else
{
PdfArray filters = new PdfArray(filter);
filters.Add(PdfName.FLATEDECODE);
Put(PdfName.FILTER, filters);
}
compressed = true;
}
protected void FillOCProperties(bool erase) {
if (vOCProperties == null)
vOCProperties = new PdfOCProperties();
if (erase) {
vOCProperties.Remove(PdfName.OCGS);
vOCProperties.Remove(PdfName.D);
}
if (vOCProperties.Get(PdfName.OCGS) == null) {
PdfArray gr = new PdfArray();
foreach (PdfLayer layer in documentOCG.Keys) {
gr.Add(layer.Ref);
}
vOCProperties.Put(PdfName.OCGS, gr);
}
if (vOCProperties.Get(PdfName.D) != null)
return;
List<IPdfOCG> docOrder = new List<IPdfOCG>(documentOCGorder);
for (ListIterator<IPdfOCG> it = new ListIterator<IPdfOCG>(docOrder); it.HasNext();) {
PdfLayer layer = (PdfLayer)it.Next();
if (layer.Parent != null)
it.Remove();
}
PdfArray order = new PdfArray();
foreach (PdfLayer layer in docOrder) {
GetOCGOrder(order, layer);
}
PdfDictionary d = new PdfDictionary();
vOCProperties.Put(PdfName.D, d);
d.Put(PdfName.ORDER, order);
PdfArray grx = new PdfArray();
foreach (PdfLayer layer in documentOCG.Keys) {
if (!layer.On)
grx.Add(layer.Ref);
}
if (grx.Size > 0)
d.Put(PdfName.OFF, grx);
if (OCGRadioGroup.Size > 0)
d.Put(PdfName.RBGROUPS, OCGRadioGroup);
if (OCGLocked.Size > 0)
d.Put(PdfName.LOCKED, OCGLocked);
AddASEvent(PdfName.VIEW, PdfName.ZOOM);
AddASEvent(PdfName.VIEW, PdfName.VIEW);
AddASEvent(PdfName.PRINT, PdfName.PRINT);
AddASEvent(PdfName.EXPORT, PdfName.EXPORT);
d.Put(PdfName.LISTMODE, PdfName.VISIBLEPAGES);
}
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);
}
virtual internal protected 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 = new PdfArray((PdfArray)content);
pageN.Put(PdfName.CONTENTS, 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);
}
}
/**
* 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();
}
}
internal static void CreateOutlineAction(PdfDictionary outline, Dictionary <String, Object> map, PdfWriter writer, bool namedAsNames)
{
try {
String action = GetVal(map, "Action");
if ("GoTo".Equals(action))
{
String p;
if ((p = GetVal(map, "Named")) != null)
{
if (namedAsNames)
{
outline.Put(PdfName.DEST, new PdfName(p));
}
else
{
outline.Put(PdfName.DEST, new PdfString(p, null));
}
}
else if ((p = GetVal(map, "Page")) != null)
{
PdfArray ar = new PdfArray();
StringTokenizer tk = new StringTokenizer(p);
int n = int.Parse(tk.NextToken());
ar.Add(writer.GetPageReference(n));
if (!tk.HasMoreTokens())
{
ar.Add(PdfName.XYZ);
ar.Add(new float[] { 0, 10000, 0 });
}
else
{
String fn = tk.NextToken();
if (fn.StartsWith("/"))
{
fn = fn.Substring(1);
}
ar.Add(new PdfName(fn));
for (int k = 0; k < 4 && tk.HasMoreTokens(); ++k)
{
fn = tk.NextToken();
if (fn.Equals("null"))
{
ar.Add(PdfNull.PDFNULL);
}
else
{
ar.Add(new PdfNumber(fn));
}
}
}
outline.Put(PdfName.DEST, ar);
}
}
else if ("GoToR".Equals(action))
{
String p;
PdfDictionary dic = new PdfDictionary();
if ((p = GetVal(map, "Named")) != null)
{
dic.Put(PdfName.D, new PdfString(p, null));
}
else if ((p = GetVal(map, "NamedN")) != null)
{
dic.Put(PdfName.D, new PdfName(p));
}
else if ((p = GetVal(map, "Page")) != null)
{
PdfArray ar = new PdfArray();
StringTokenizer tk = new StringTokenizer(p);
ar.Add(new PdfNumber(tk.NextToken()));
if (!tk.HasMoreTokens())
{
ar.Add(PdfName.XYZ);
ar.Add(new float[] { 0, 10000, 0 });
}
else
{
String fn = tk.NextToken();
if (fn.StartsWith("/"))
{
fn = fn.Substring(1);
}
ar.Add(new PdfName(fn));
for (int k = 0; k < 4 && tk.HasMoreTokens(); ++k)
{
fn = tk.NextToken();
if (fn.Equals("null"))
{
ar.Add(PdfNull.PDFNULL);
}
else
{
ar.Add(new PdfNumber(fn));
}
}
}
dic.Put(PdfName.D, ar);
}
String file = GetVal(map, "File");
if (dic.Size > 0 && file != null)
{
dic.Put(PdfName.S, PdfName.GOTOR);
dic.Put(PdfName.F, new PdfString(file));
String nw = GetVal(map, "NewWindow");
if (nw != null)
{
if (nw.Equals("true"))
{
dic.Put(PdfName.NEWWINDOW, PdfBoolean.PDFTRUE);
}
else if (nw.Equals("false"))
{
dic.Put(PdfName.NEWWINDOW, PdfBoolean.PDFFALSE);
}
}
outline.Put(PdfName.A, dic);
}
}
else if ("URI".Equals(action))
{
String uri = GetVal(map, "URI");
if (uri != null)
{
PdfDictionary dic = new PdfDictionary();
dic.Put(PdfName.S, PdfName.URI);
dic.Put(PdfName.URI, new PdfString(uri));
outline.Put(PdfName.A, dic);
}
}
else if ("JS".Equals(action))
{
String code = GetVal(map, "Code");
if (code != null)
{
outline.Put(PdfName.A, PdfAction.JavaScript(code, writer));
}
}
else if ("Launch".Equals(action))
{
String file = GetVal(map, "File");
if (file != null)
{
PdfDictionary dic = new PdfDictionary();
dic.Put(PdfName.S, PdfName.LAUNCH);
dic.Put(PdfName.F, new PdfString(file));
outline.Put(PdfName.A, dic);
}
}
}
catch {
// empty on purpose
}
}
internal void AddAnnotation(PdfAnnotation annot, PdfDictionary pageN) {
List<PdfAnnotation> allAnnots = new List<PdfAnnotation>();
if (annot.IsForm()) {
fieldsAdded = true;
GetAcroFields();
PdfFormField field = (PdfFormField)annot;
if (field.Parent != null)
return;
ExpandFields(field, allAnnots);
}
else
allAnnots.Add(annot);
for (int k = 0; k < allAnnots.Count; ++k) {
annot = allAnnots[k];
if (annot.PlaceInPage > 0)
pageN = reader.GetPageN(annot.PlaceInPage);
if (annot.IsForm()) {
if (!annot.IsUsed()) {
HashSet2<PdfTemplate> templates = annot.GetTemplates();
if (templates != null)
fieldTemplates.AddAll(templates);
}
PdfFormField field = (PdfFormField)annot;
if (field.Parent == null)
AddDocumentField(field.IndirectReference);
}
if (annot.IsAnnotation()) {
PdfObject pdfobj = PdfReader.GetPdfObject(pageN.Get(PdfName.ANNOTS), pageN);
PdfArray annots = null;
if (pdfobj == null || !pdfobj.IsArray()) {
annots = new PdfArray();
pageN.Put(PdfName.ANNOTS, annots);
MarkUsed(pageN);
}
else
annots = (PdfArray)pdfobj;
annots.Add(annot.IndirectReference);
MarkUsed(annots);
if (!annot.IsUsed()) {
PdfRectangle rect = (PdfRectangle)annot.Get(PdfName.RECT);
if (rect != null && (rect.Left != 0 || rect.Right != 0 || rect.Top != 0 || rect.Bottom != 0)) {
int rotation = reader.GetPageRotation(pageN);
Rectangle pageSize = reader.GetPageSizeWithRotation(pageN);
switch (rotation) {
case 90:
annot.Put(PdfName.RECT, new PdfRectangle(
pageSize.Top - rect.Top,
rect.Right,
pageSize.Top - rect.Bottom,
rect.Left));
break;
case 180:
annot.Put(PdfName.RECT, new PdfRectangle(
pageSize.Right - rect.Left,
pageSize.Top - rect.Bottom,
pageSize.Right - rect.Right,
pageSize.Top - rect.Top));
break;
case 270:
annot.Put(PdfName.RECT, new PdfRectangle(
rect.Bottom,
pageSize.Right - rect.Left,
rect.Top,
pageSize.Right - rect.Right));
break;
}
}
}
}
if (!annot.IsUsed()) {
annot.SetUsed();
AddToBody(annot, annot.IndirectReference);
}
}
}
/**
* Creates a number tree.
* @param items the item of the number tree. The key is an <CODE>Integer</CODE>
* and the value is a <CODE>PdfObject</CODE>.
* @param writer the writer
* @throws IOException on error
* @return the dictionary with the number tree.
*/
public static PdfDictionary WriteTree <T>(Dictionary <int, T> items, PdfWriter writer) where T : PdfObject
{
if (items.Count == 0)
{
return(null);
}
int[] numbers = new int[items.Count];
items.Keys.CopyTo(numbers, 0);
Array.Sort(numbers);
if (numbers.Length <= leafSize)
{
PdfDictionary dic = new PdfDictionary();
PdfArray ar = new PdfArray();
for (int k = 0; k < numbers.Length; ++k)
{
ar.Add(new PdfNumber(numbers[k]));
ar.Add(items[numbers[k]]);
}
dic.Put(PdfName.NUMS, ar);
return(dic);
}
int skip = leafSize;
PdfIndirectReference[] kids = new PdfIndirectReference[(numbers.Length + leafSize - 1) / leafSize];
for (int k = 0; k < kids.Length; ++k)
{
int offset = k * leafSize;
int end = Math.Min(offset + leafSize, numbers.Length);
PdfDictionary dic = new PdfDictionary();
PdfArray arr = new PdfArray();
arr.Add(new PdfNumber(numbers[offset]));
arr.Add(new PdfNumber(numbers[end - 1]));
dic.Put(PdfName.LIMITS, arr);
arr = new PdfArray();
for (; offset < end; ++offset)
{
arr.Add(new PdfNumber(numbers[offset]));
arr.Add(items[numbers[offset]]);
}
dic.Put(PdfName.NUMS, 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 = (numbers.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 PdfNumber(numbers[k * skip]));
arr.Add(new PdfNumber(numbers[Math.Min((k + 1) * skip, numbers.Length) - 1]));
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;
}
}
private static IList <Dictionary <String, Object> > BookmarkDepth(PdfReader reader, PdfDictionary outline, IntHashtable pages, bool processCurrentOutlineOnly)
{
List <Dictionary <String, Object> > list = new List <Dictionary <String, Object> >();
while (outline != null)
{
Dictionary <String, Object> map = new Dictionary <string, object>();
PdfString title = (PdfString)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.TITLE));
map["Title"] = title.ToUnicodeString();
PdfArray color = (PdfArray)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.C));
if (color != null && color.Size == 3)
{
ByteBuffer outp = new ByteBuffer();
outp.Append(color.GetAsNumber(0).FloatValue).Append(' ');
outp.Append(color.GetAsNumber(1).FloatValue).Append(' ');
outp.Append(color.GetAsNumber(2).FloatValue);
map["Color"] = PdfEncodings.ConvertToString(outp.ToByteArray(), null);
}
PdfNumber style = (PdfNumber)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.F));
if (style != null)
{
int f = style.IntValue;
String s = "";
if ((f & 1) != 0)
{
s += "italic ";
}
if ((f & 2) != 0)
{
s += "bold ";
}
s = s.Trim();
if (s.Length != 0)
{
map["Style"] = s;
}
}
PdfNumber count = (PdfNumber)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.COUNT));
if (count != null && count.IntValue < 0)
{
map["Open"] = "false";
}
try {
PdfObject dest = PdfReader.GetPdfObjectRelease(outline.Get(PdfName.DEST));
if (dest != null)
{
MapGotoBookmark(map, dest, pages); //changed by ujihara 2004-06-13
}
else
{
PdfDictionary action = (PdfDictionary)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.A));
if (action != null)
{
if (PdfName.GOTO.Equals(PdfReader.GetPdfObjectRelease(action.Get(PdfName.S))))
{
dest = PdfReader.GetPdfObjectRelease(action.Get(PdfName.D));
if (dest != null)
{
MapGotoBookmark(map, dest, pages);
}
}
else if (PdfName.URI.Equals(PdfReader.GetPdfObjectRelease(action.Get(PdfName.S))))
{
map["Action"] = "URI";
map["URI"] = ((PdfString)PdfReader.GetPdfObjectRelease(action.Get(PdfName.URI))).ToUnicodeString();
}
else if (PdfName.JAVASCRIPT.Equals(PdfReader.GetPdfObjectRelease(action.Get(PdfName.S))))
{
map["Action"] = "JS";
map["Code"] = PdfReader.GetPdfObjectRelease(action.Get(PdfName.JS)).ToString();
}
else if (PdfName.GOTOR.Equals(PdfReader.GetPdfObjectRelease(action.Get(PdfName.S))))
{
dest = PdfReader.GetPdfObjectRelease(action.Get(PdfName.D));
if (dest != null)
{
if (dest.IsString())
{
map["Named"] = dest.ToString();
}
else if (dest.IsName())
{
map["NamedN"] = PdfName.DecodeName(dest.ToString());
}
else if (dest.IsArray())
{
PdfArray arr = (PdfArray)dest;
StringBuilder s = new StringBuilder();
s.Append(arr[0].ToString());
s.Append(' ').Append(arr[1].ToString());
for (int k = 2; k < arr.Size; ++k)
{
s.Append(' ').Append(arr[k].ToString());
}
map["Page"] = s.ToString();
}
}
map["Action"] = "GoToR";
PdfObject file = PdfReader.GetPdfObjectRelease(action.Get(PdfName.F));
if (file != null)
{
if (file.IsString())
{
map["File"] = ((PdfString)file).ToUnicodeString();
}
else if (file.IsDictionary())
{
file = PdfReader.GetPdfObject(((PdfDictionary)file).Get(PdfName.F));
if (file.IsString())
{
map["File"] = ((PdfString)file).ToUnicodeString();
}
}
}
PdfObject newWindow = PdfReader.GetPdfObjectRelease(action.Get(PdfName.NEWWINDOW));
if (newWindow != null)
{
map["NewWindow"] = newWindow.ToString();
}
}
else if (PdfName.LAUNCH.Equals(PdfReader.GetPdfObjectRelease(action.Get(PdfName.S))))
{
map["Action"] = "Launch";
PdfObject file = PdfReader.GetPdfObjectRelease(action.Get(PdfName.F));
if (file == null)
{
file = PdfReader.GetPdfObjectRelease(action.Get(PdfName.WIN));
}
if (file != null)
{
if (file.IsString())
{
map["File"] = ((PdfString)file).ToUnicodeString();
}
else if (file.IsDictionary())
{
file = PdfReader.GetPdfObjectRelease(((PdfDictionary)file).Get(PdfName.F));
if (file.IsString())
{
map["File"] = ((PdfString)file).ToUnicodeString();
}
}
}
}
}
}
}
catch {
//empty on purpose
}
PdfDictionary first = (PdfDictionary)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.FIRST));
if (first != null)
{
map["Kids"] = BookmarkDepth(reader, first, pages, false);
}
list.Add(map);
if (!processCurrentOutlineOnly)
{
outline = (PdfDictionary)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.NEXT));
}
else
{
outline = null;
}
}
return(list);
}
internal PdfStream getFormXObject(int pageNumber)
{
PdfDictionary page = pages[pageNumber - 1];
PdfObject contents = reader.getPdfObject(page.get(PdfName.CONTENTS));
int length = 0;
int offset = 0;
PdfDictionary dic = new PdfDictionary();
MemoryStream bout = null;
ArrayList filters = null;
if (contents != null)
{
if (contents.Type == PdfObject.STREAM)
{
PRStream stream = (PRStream)contents;
length = stream.Length;
offset = stream.Offset;
dic.putAll(stream);
}
else
{
PdfArray array = (PdfArray)contents;
ArrayList list = array.ArrayList;
bout = new MemoryStream();
for (int k = 0; k < list.Count; ++k)
{
PRStream stream = (PRStream)reader.getPdfObject((PdfObject)list[k]);
PdfObject filter = stream.get(PdfName.FILTER);
byte[] b = new byte[stream.Length];
file.seek(stream.Offset);
file.readFully(b);
filters = new ArrayList();
if (filter != null)
{
if (filter.Type == PdfObject.NAME)
{
filters.Add(filter);
}
else if (filter.Type == PdfObject.ARRAY)
{
filters = ((PdfArray)filter).ArrayList;
}
}
string name;
for (int j = 0; j < filters.Count; ++j)
{
name = ((PdfName)filters[j]).ToString();
if (name.Equals("/FlateDecode") || name.Equals("/Fl"))
{
b = PdfReader.FlateDecode(b);
}
else if (name.Equals("/ASCIIHexDecode") || name.Equals("/AHx"))
{
b = PdfReader.ASCIIHexDecode(b);
}
else if (name.Equals("/ASCII85Decode") || name.Equals("/A85"))
{
b = PdfReader.ASCII85Decode(b);
}
else if (name.Equals("/LZWDecode"))
{
b = PdfReader.LZWDecode(b);
}
else
{
throw new IOException("The filter " + name + " is not supported.");
}
}
bout.Write(b, 0, b.Length);
if (k != list.Count - 1)
{
bout.WriteByte((byte)'\n');
}
}
}
}
dic.put(PdfName.RESOURCES, reader.getPdfObject(page.get(PdfName.RESOURCES)));
dic.put(PdfName.TYPE, PdfName.XOBJECT);
dic.put(PdfName.SUBTYPE, PdfName.FORM);
dic.put(PdfName.BBOX, new PdfRectangle(((PdfImportedPage)importedPages[pageNumber]).BoundingBox));
dic.put(PdfName.MATRIX, IDENTITYMATRIX);
dic.put(PdfName.FORMTYPE, ONE);
PRStream str;
if (bout == null)
{
str = new PRStream(reader, offset);
str.putAll(dic);
str.Length = length;
}
else
{
str = new PRStream(reader, bout.ToArray());
str.putAll(dic);
}
return(str);
}
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);
}
public override void ToPdf(PdfWriter writer, Stream os)
{
if (inputStream != null && compressed)
{
Put(PdfName.FILTER, PdfName.FLATEDECODE);
}
PdfEncryption crypto = null;
if (writer != null)
{
crypto = writer.Encryption;
}
if (crypto != null)
{
PdfObject filter = Get(PdfName.FILTER);
if (filter != null)
{
if (PdfName.CRYPT.Equals(filter))
{
crypto = null;
}
else if (filter.IsArray())
{
PdfArray a = ((PdfArray)filter);
if (a.Size > 0 && PdfName.CRYPT.Equals(a[0]))
{
crypto = null;
}
}
}
}
PdfObject nn = Get(PdfName.LENGTH);
if (crypto != null && nn != null && nn.IsNumber())
{
int sz = ((PdfNumber)nn).IntValue;
Put(PdfName.LENGTH, new PdfNumber(crypto.CalculateStreamSize(sz)));
SuperToPdf(writer, os);
Put(PdfName.LENGTH, nn);
}
else
{
SuperToPdf(writer, os);
}
PdfWriter.CheckPdfIsoConformance(writer, PdfIsoKeys.PDFISOKEY_STREAM, this);
os.Write(STARTSTREAM, 0, STARTSTREAM.Length);
if (inputStream != null)
{
rawLength = 0;
ZDeflaterOutputStream def = null;
OutputStreamCounter osc = new OutputStreamCounter(os);
OutputStreamEncryption ose = null;
Stream fout = osc;
if (crypto != null && !crypto.IsEmbeddedFilesOnly())
{
fout = ose = crypto.GetEncryptionStream(fout);
}
if (compressed)
{
fout = def = new ZDeflaterOutputStream(fout, compressionLevel);
}
byte[] buf = new byte[4192];
while (true)
{
int n = inputStream.Read(buf, 0, buf.Length);
if (n <= 0)
{
break;
}
fout.Write(buf, 0, n);
rawLength += n;
}
if (def != null)
{
def.Finish();
}
if (ose != null)
{
ose.Finish();
}
inputStreamLength = (int)osc.Counter;
}
else
{
if (crypto != null && !crypto.IsEmbeddedFilesOnly())
{
byte[] b;
if (streamBytes != null)
{
b = crypto.EncryptByteArray(streamBytes.ToArray());
}
else
{
b = crypto.EncryptByteArray(bytes);
}
os.Write(b, 0, b.Length);
}
else
{
if (streamBytes != null)
{
streamBytes.WriteTo(os);
}
else
{
os.Write(bytes, 0, bytes.Length);
}
}
}
os.Write(ENDSTREAM, 0, ENDSTREAM.Length);
}
/**
* Reads next frame image
*/
virtual protected void ReadImage() {
ix = ReadShort(); // (sub)image position & size
iy = ReadShort();
iw = ReadShort();
ih = ReadShort();
int packed = inp.ReadByte();
lctFlag = (packed & 0x80) != 0; // 1 - local color table flag
interlace = (packed & 0x40) != 0; // 2 - interlace flag
// 3 - sort flag
// 4-5 - reserved
lctSize = 2 << (packed & 7); // 6-8 - local color table size
m_bpc = NewBpc(m_gbpc);
if (lctFlag) {
m_curr_table = ReadColorTable((packed & 7) + 1); // read table
m_bpc = NewBpc((packed & 7) + 1);
}
else {
m_curr_table = m_global_table;
}
if (transparency && transIndex >= m_curr_table.Length / 3)
transparency = false;
if (transparency && m_bpc == 1) { // Acrobat 5.05 doesn't like this combination
byte[] tp = new byte[12];
Array.Copy(m_curr_table, 0, tp, 0, 6);
m_curr_table = tp;
m_bpc = 2;
}
bool skipZero = DecodeImageData(); // decode pixel data
if (!skipZero)
Skip();
Image img = null;
img = new ImgRaw(iw, ih, 1, m_bpc, m_out);
PdfArray colorspace = new PdfArray();
colorspace.Add(PdfName.INDEXED);
colorspace.Add(PdfName.DEVICERGB);
int len = m_curr_table.Length;
colorspace.Add(new PdfNumber(len / 3 - 1));
colorspace.Add(new PdfString(m_curr_table));
PdfDictionary ad = new PdfDictionary();
ad.Put(PdfName.COLORSPACE, colorspace);
img.Additional = ad;
if (transparency) {
img.Transparency = new int[]{transIndex, transIndex};
}
img.OriginalType = Image.ORIGINAL_GIF;
img.OriginalData = fromData;
img.Url = fromUrl;
GifFrame gf = new GifFrame();
gf.image = img;
gf.ix = ix;
gf.iy = iy;
frames.Add(gf); // add image to frame list
//ResetFrame();
}
public static Object[] IterateOutlines(PdfWriter writer, PdfIndirectReference parent, IList <Dictionary <String, Object> > 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 (Dictionary <String, Object> map in kids)
{
Object[] lower = null;
IList <Dictionary <String, Object> > subKid = null;
if (map.ContainsKey("Kids"))
{
subKid = (IList <Dictionary <String, Object> >)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 (map.ContainsKey("Open") && "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 = null;
if (map.ContainsKey("Color"))
{
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 = GetVal(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 });
}
/**
* Adds the names of the named destinations to the catalog.
* @param localDestinations the local destinations
* @param documentJavaScript the javascript used in the document
* @param writer the writer the catalog applies to
*/
internal void AddNames(SortedDictionary<string,Destination> localDestinations, Dictionary<String, PdfObject> documentLevelJS, Dictionary<String, PdfObject> documentFileAttachment, PdfWriter writer) {
if (localDestinations.Count == 0 && documentLevelJS.Count == 0 && documentFileAttachment.Count == 0)
return;
PdfDictionary names = new PdfDictionary();
if (localDestinations.Count > 0) {
PdfArray ar = new PdfArray();
foreach (String name in localDestinations.Keys) {
Destination dest;
if (!localDestinations.TryGetValue(name, out dest))
continue;
PdfIndirectReference refi = dest.reference;
ar.Add(new PdfString(name, null));
ar.Add(refi);
}
if (ar.Size > 0) {
PdfDictionary dests = new PdfDictionary();
dests.Put(PdfName.NAMES, ar);
names.Put(PdfName.DESTS, writer.AddToBody(dests).IndirectReference);
}
}
if (documentLevelJS.Count > 0) {
PdfDictionary tree = PdfNameTree.WriteTree(documentLevelJS, writer);
names.Put(PdfName.JAVASCRIPT, writer.AddToBody(tree).IndirectReference);
}
if (documentFileAttachment.Count > 0) {
names.Put(PdfName.EMBEDDEDFILES, writer.AddToBody(PdfNameTree.WriteTree(documentFileAttachment, writer)).IndirectReference);
}
if (names.Size > 0)
Put(PdfName.NAMES, writer.AddToBody(names).IndirectReference);
}
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[(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);
}
}
//Add kid to structureTreeRoot from structTreeRoot
PdfObject structKids = structTreeRoot.Get(PdfName.K);
if (structKids == null || (!structKids.IsArray() && !structKids.IsIndirect()))
{
// incorrect syntax of tags
AddKid(structureTreeRoot, firstNotNullKid);
}
else
{
if (structKids.IsIndirect())
{
AddKid(structKids);
}
else
{ //structKids.isArray()
foreach (PdfObject kid in (PdfArray)structKids)
{
AddKid(kid);
}
}
}
}
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)
{
begin += cur;
cur /= 2;
if (cur == 0)
{
cur = 1;
}
if (cur + begin == pages.Size)
{
return(ReturnType.NOTFOUND);
}
continue;
}
if (cur + begin == 0)
{
return(ReturnType.BELOW);
}
if (cur == 0)
{
return(ReturnType.NOTFOUND);
}
cur /= 2;
}
}
/**
* Recursive method to reconstruct the documentOCGorder variable in the writer.
* @param parent a parent PdfLayer (can be null)
* @param arr an array possibly containing children for the parent PdfLayer
* @param ocgmap a Hashtable with indirect reference Strings as keys and PdfLayer objects as values.
* @since 2.1.2
*/
private void AddOrder(PdfLayer parent, PdfArray arr, Dictionary<string,PdfLayer> ocgmap) {
PdfObject obj;
PdfLayer layer;
for (int i = 0; i < arr.Size; i++) {
obj = arr[i];
if (obj.IsIndirect()) {
layer = ocgmap[obj.ToString()];
if (layer != null) {
layer.OnPanel = true;
RegisterLayer(layer);
if (parent != null) {
parent.AddChild(layer);
}
if (arr.Size > i + 1 && arr[i + 1].IsArray()) {
i++;
AddOrder(layer, (PdfArray)arr[i], ocgmap);
}
}
}
else if (obj.IsArray()) {
PdfArray sub = (PdfArray)obj;
if (sub.IsEmpty()) return;
obj = sub[0];
if (obj.IsString()) {
layer = new PdfLayer(obj.ToString());
layer.OnPanel = true;
RegisterLayer(layer);
if (parent != null) {
parent.AddChild(layer);
}
PdfArray array = new PdfArray();
for (ListIterator<PdfObject> j = sub.GetListIterator(); j.HasNext(); ) {
array.Add(j.Next());
}
AddOrder(layer, array, ocgmap);
}
else {
AddOrder(parent, (PdfArray)obj, ocgmap);
}
}
}
}
// returns the top parent to include in the catalog
internal PdfIndirectReference WritePageTree()
{
if (pages.Count == 0)
{
throw new IOException("The document has no pages.");
}
int leaf = 1;
ArrayList tParents = parents;
ArrayList tPages = pages;
ArrayList nextParents = new ArrayList();
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();
ArrayList intern = kids.ArrayList;
intern.AddRange(tPages.GetRange(p * stdCount, count));
top.Put(PdfName.KIDS, kids);
if (tParents.Count > 1)
{
if ((p % leafSize) == 0)
{
nextParents.Add(writer.PdfIndirectReference);
}
top.Put(PdfName.PARENT, (PdfIndirectReference)nextParents[p / leafSize]);
}
else
{
top.Put(PdfName.ITXT, new PdfString(Document.Release));
}
writer.AddToBody(top, (PdfIndirectReference)tParents[p]);
}
if (tParents.Count == 1)
{
topParent = (PdfIndirectReference)tParents[0];
return(topParent);
}
tPages = tParents;
tParents = nextParents;
nextParents = new ArrayList();
}
}
/**
* Sets the Viewport for the next page.
* @param viewport an array consisting of Viewport dictionaries.
* @since 5.1.0
*/
public void SetPageViewport(PdfArray vp) {
AddPageDictEntry(PdfName.VP, vp);
}
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 = (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);
}
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);
}
/**
* Constructs an <CODE>PdfArray</CODE>-object, containing all the <CODE>PdfObject</CODE>s in a given <CODE>PdfArray</CODE>.
*
* @param array a <CODE>PdfArray</CODE> that has to be added to the array
*/
public PdfArray(PdfArray array)
: base(ARRAY)
{
arrayList = new ArrayList(array.arrayList);
}
/**
* 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;
}
/**
* After reading, we index all of the fields. Recursive.
* @param fieldlist An array of fields
* @param fieldDict the last field dictionary we encountered (recursively)
* @param parentPath the pathname of the field, up to this point or null
*/
virtual protected void IterateFields(PdfArray fieldlist, PRIndirectReference fieldDict, String parentPath) {
foreach (PRIndirectReference refi in fieldlist.ArrayList) {
PdfDictionary dict = (PdfDictionary) PdfReader.GetPdfObjectRelease(refi);
// if we are not a field dictionary, pass our parent's values
PRIndirectReference myFieldDict = fieldDict;
String fullPath = parentPath;
PdfString tField = (PdfString)dict.Get(PdfName.T);
bool isFieldDict = tField != null;
if (isFieldDict) {
myFieldDict = refi;
if (parentPath == null) {
fullPath = tField.ToString();
} else {
fullPath = parentPath + '.' + tField.ToString();
}
}
PdfArray kids = (PdfArray)dict.Get(PdfName.KIDS);
if (kids != null) {
PushAttrib(dict);
IterateFields(kids, myFieldDict, fullPath);
stack.RemoveAt(stack.Count - 1); // pop
}
else { // leaf node
if (myFieldDict != null) {
PdfDictionary mergedDict = (PdfDictionary)stack[stack.Count - 1];
if (isFieldDict)
mergedDict = MergeAttrib(mergedDict, dict);
mergedDict.Put(PdfName.T, new PdfString(fullPath));
FieldInformation fi = new FieldInformation(fullPath, mergedDict, myFieldDict);
fields.Add(fi);
fieldByName[fullPath] = fi;
}
}
}
}
public virtual PdfObject GetPdfObject(PdfWriter writer)
{
PdfArray array = new PdfArray(PdfName.DEVICEN);
PdfArray colorants = new PdfArray();
float[] colorantsRanges = new float[spotColors.Length * 2];
PdfDictionary colorantsDict = new PdfDictionary();
String psFunFooter = "";
int numberOfColorants = spotColors.Length;
float[,] CMYK = new float[4, numberOfColorants];
int i = 0;
for (; i < numberOfColorants; i++)
{
PdfSpotColor spotColorant = spotColors[i];
colorantsRanges[2 * i] = 0;
colorantsRanges[2 * i + 1] = 1;
colorants.Add(spotColorant.Name);
if (colorantsDict.Get(spotColorant.Name) != null)
{
throw new Exception(MessageLocalization.GetComposedMessage("devicen.component.names.shall.be.different"));
}
if (colorantsDetails != null)
{
colorantsDict.Put(spotColorant.Name, colorantsDetails[i].IndirectReference);
}
else
{
colorantsDict.Put(spotColorant.Name, spotColorant.GetPdfObject(writer));
}
BaseColor color = spotColorant.AlternativeCS;
if (color is ExtendedColor)
{
int type = ((ExtendedColor)color).Type;
switch (type)
{
case ExtendedColor.TYPE_GRAY:
CMYK[0, i] = 0;
CMYK[1, i] = 0;
CMYK[2, i] = 0;
CMYK[3, i] = 1 - ((GrayColor)color).Gray;
break;
case ExtendedColor.TYPE_CMYK:
CMYK[0, i] = ((CMYKColor)color).Cyan;
CMYK[1, i] = ((CMYKColor)color).Magenta;
CMYK[2, i] = ((CMYKColor)color).Yellow;
CMYK[3, i] = ((CMYKColor)color).Black;
break;
case ExtendedColor.TYPE_LAB:
CMYKColor cmyk = ((LabColor)color).ToCmyk();
CMYK[0, i] = cmyk.Cyan;
CMYK[1, i] = cmyk.Magenta;
CMYK[2, i] = cmyk.Yellow;
CMYK[3, i] = cmyk.Black;
break;
default:
throw new Exception(
MessageLocalization.GetComposedMessage(
"only.rgb.gray.and.cmyk.are.supported.as.alternative.color.spaces"));
}
}
else
{
float r = color.R;
float g = color.G;
float b = color.B;
float computedC = 0, computedM = 0, computedY = 0, computedK = 0;
// BLACK
if (r == 0 && g == 0 && b == 0)
{
computedK = 1;
}
else
{
computedC = 1 - (r / 255);
computedM = 1 - (g / 255);
computedY = 1 - (b / 255);
float minCMY = Math.Min(computedC,
Math.Min(computedM, computedY));
computedC = (computedC - minCMY) / (1 - minCMY);
computedM = (computedM - minCMY) / (1 - minCMY);
computedY = (computedY - minCMY) / (1 - minCMY);
computedK = minCMY;
}
CMYK[0, i] = computedC;
CMYK[1, i] = computedM;
CMYK[2, i] = computedY;
CMYK[3, i] = computedK;
}
psFunFooter += "pop ";
}
array.Add(colorants);
String psFunHeader = String.Format(NumberFormatInfo.InvariantInfo, "1.000000 {0} 1 roll ", numberOfColorants + 1);
array.Add(PdfName.DEVICECMYK);
psFunHeader = psFunHeader + psFunHeader + psFunHeader + psFunHeader;
String psFun = "";
i = numberOfColorants + 4;
for (; i > numberOfColorants; i--)
{
psFun += String.Format(NumberFormatInfo.InvariantInfo, "{0} -1 roll ", i);
for (int j = numberOfColorants; j > 0; j--)
{
psFun += String.Format(NumberFormatInfo.InvariantInfo, "{0} index {1} mul 1.000000 cvr exch sub mul ", j,
CMYK[numberOfColorants + 4 - i, numberOfColorants - j]);
}
psFun += String.Format(NumberFormatInfo.InvariantInfo, "1.000000 cvr exch sub {0} 1 roll ", i);
}
PdfFunction func = PdfFunction.Type4(writer, colorantsRanges, new float[] { 0, 1, 0, 1, 0, 1, 0, 1 },
"{ " + psFunHeader + psFun + psFunFooter + "}");
array.Add(func.Reference);
PdfDictionary attr = new PdfDictionary();
attr.Put(PdfName.SUBTYPE, PdfName.NCHANNEL);
attr.Put(PdfName.COLORANTS, colorantsDict);
array.Add(attr);
return(array);
}
internal void AddAnnotation(PdfAnnotation annot, PdfDictionary pageN)
{
ArrayList allAnnots = new ArrayList();
if (annot.IsForm()) {
fieldsAdded = true;
AcroFields afdummy = AcroFields;
PdfFormField field = (PdfFormField)annot;
if (field.Parent != null)
return;
ExpandFields(field, allAnnots);
}
else
allAnnots.Add(annot);
for (int k = 0; k < allAnnots.Count; ++k) {
annot = (PdfAnnotation)allAnnots[k];
if (annot.PlaceInPage > 0)
pageN = reader.GetPageN(annot.PlaceInPage);
if (annot.IsForm()) {
if (!annot.IsUsed()) {
Hashtable templates = annot.Templates;
if (templates != null) {
foreach (object tpl in templates.Keys) {
fieldTemplates[tpl] = null;
}
}
}
PdfFormField field = (PdfFormField)annot;
if (field.Parent == null)
AddDocumentField(field.IndirectReference);
}
if (annot.IsAnnotation()) {
PdfArray annots = (PdfArray)PdfReader.GetPdfObject(pageN.Get(PdfName.ANNOTS), pageN);
if (annots == null) {
annots = new PdfArray();
pageN.Put(PdfName.ANNOTS, annots);
MarkUsed(pageN);
}
annots.Add(annot.IndirectReference);
MarkUsed(annots);
if (!annot.IsUsed()) {
PdfRectangle rect = (PdfRectangle)annot.Get(PdfName.RECT);
if (rect != null && (rect.Left != 0 || rect.Right != 0 || rect.Top != 0 || rect.Bottom != 0)) {
int rotation = reader.GetPageRotation(pageN);
Rectangle pageSize = reader.GetPageSizeWithRotation(pageN);
switch (rotation) {
case 90:
annot.Put(PdfName.RECT, new PdfRectangle(
pageSize.Top - rect.Bottom,
rect.Left,
pageSize.Top - rect.Top,
rect.Right));
break;
case 180:
annot.Put(PdfName.RECT, new PdfRectangle(
pageSize.Right - rect.Left,
pageSize.Top - rect.Bottom,
pageSize.Right - rect.Right,
pageSize.Top - rect.Top));
break;
case 270:
annot.Put(PdfName.RECT, new PdfRectangle(
rect.Bottom,
pageSize.Right - rect.Left,
rect.Top,
pageSize.Right - rect.Right));
break;
}
}
}
}
if (!annot.IsUsed()) {
annot.SetUsed();
AddToBody(annot, annot.IndirectReference);
}
}
}
/**
* Gets the button appearance.
* @throws IOException on error
* @throws DocumentException on error
* @return the button appearance
*/
virtual public PdfAppearance GetAppearance()
{
PdfAppearance app = GetBorderAppearance();
Rectangle box = new Rectangle(app.BoundingBox);
if ((text == null || text.Length == 0) && (layout == LAYOUT_LABEL_ONLY || (image == null && template == null && iconReference == null)))
{
return(app);
}
if (layout == LAYOUT_ICON_ONLY && image == null && template == null && iconReference == null)
{
return(app);
}
BaseFont ufont = RealFont;
bool borderExtra = borderStyle == PdfBorderDictionary.STYLE_BEVELED || borderStyle == PdfBorderDictionary.STYLE_INSET;
float h = box.Height - borderWidth * 2;
float bw2 = borderWidth;
if (borderExtra)
{
h -= borderWidth * 2;
bw2 *= 2;
}
float offsetX = (borderExtra ? 2 * borderWidth : borderWidth);
offsetX = Math.Max(offsetX, 1);
float offX = Math.Min(bw2, offsetX);
tp = null;
float textX = float.NaN;
float textY = 0;
float fsize = fontSize;
float wt = box.Width - 2 * offX - 2;
float ht = box.Height - 2 * offX;
float adj = (iconFitToBounds ? 0 : offX + 1);
int nlayout = layout;
if (image == null && template == null && iconReference == null)
{
nlayout = LAYOUT_LABEL_ONLY;
}
Rectangle iconBox = null;
while (true)
{
switch (nlayout)
{
case LAYOUT_LABEL_ONLY:
case LAYOUT_LABEL_OVER_ICON:
if (text != null && text.Length > 0 && wt > 0 && ht > 0)
{
fsize = CalculateFontSize(wt, ht);
textX = (box.Width - ufont.GetWidthPoint(text, fsize)) / 2;
textY = (box.Height - ufont.GetFontDescriptor(BaseFont.ASCENT, fsize)) / 2;
}
goto case LAYOUT_ICON_ONLY;
case LAYOUT_ICON_ONLY:
if (nlayout == LAYOUT_LABEL_OVER_ICON || nlayout == LAYOUT_ICON_ONLY)
{
iconBox = new Rectangle(box.Left + adj, box.Bottom + adj, box.Right - adj, box.Top - adj);
}
break;
case LAYOUT_ICON_TOP_LABEL_BOTTOM:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0)
{
nlayout = LAYOUT_ICON_ONLY;
continue;
}
float nht = box.Height * 0.35f - offX;
if (nht > 0)
{
fsize = CalculateFontSize(wt, nht);
}
else
{
fsize = 4;
}
textX = (box.Width - ufont.GetWidthPoint(text, fsize)) / 2;
textY = offX - ufont.GetFontDescriptor(BaseFont.DESCENT, fsize);
iconBox = new Rectangle(box.Left + adj, textY + fsize, box.Right - adj, box.Top - adj);
break;
case LAYOUT_LABEL_TOP_ICON_BOTTOM:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0)
{
nlayout = LAYOUT_ICON_ONLY;
continue;
}
nht = box.Height * 0.35f - offX;
if (nht > 0)
{
fsize = CalculateFontSize(wt, nht);
}
else
{
fsize = 4;
}
textX = (box.Width - ufont.GetWidthPoint(text, fsize)) / 2;
textY = box.Height - offX - fsize;
if (textY < offX)
{
textY = offX;
}
iconBox = new Rectangle(box.Left + adj, box.Bottom + adj, box.Right - adj, textY + ufont.GetFontDescriptor(BaseFont.DESCENT, fsize));
break;
case LAYOUT_LABEL_LEFT_ICON_RIGHT:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0)
{
nlayout = LAYOUT_ICON_ONLY;
continue;
}
float nw = box.Width * 0.35f - offX;
if (nw > 0)
{
fsize = CalculateFontSize(wt, nw);
}
else
{
fsize = 4;
}
if (ufont.GetWidthPoint(text, fsize) >= wt)
{
nlayout = LAYOUT_LABEL_ONLY;
fsize = fontSize;
continue;
}
textX = offX + 1;
textY = (box.Height - ufont.GetFontDescriptor(BaseFont.ASCENT, fsize)) / 2;
iconBox = new Rectangle(textX + ufont.GetWidthPoint(text, fsize), box.Bottom + adj, box.Right - adj, box.Top - adj);
break;
case LAYOUT_ICON_LEFT_LABEL_RIGHT:
if (text == null || text.Length == 0 || wt <= 0 || ht <= 0)
{
nlayout = LAYOUT_ICON_ONLY;
continue;
}
nw = box.Width * 0.35f - offX;
if (nw > 0)
{
fsize = CalculateFontSize(wt, nw);
}
else
{
fsize = 4;
}
if (ufont.GetWidthPoint(text, fsize) >= wt)
{
nlayout = LAYOUT_LABEL_ONLY;
fsize = fontSize;
continue;
}
textX = box.Width - ufont.GetWidthPoint(text, fsize) - offX - 1;
textY = (box.Height - ufont.GetFontDescriptor(BaseFont.ASCENT, fsize)) / 2;
iconBox = new Rectangle(box.Left + adj, box.Bottom + adj, textX - 1, box.Top - adj);
break;
}
break;
}
if (textY < box.Bottom + offX)
{
textY = box.Bottom + offX;
}
if (iconBox != null && (iconBox.Width <= 0 || iconBox.Height <= 0))
{
iconBox = null;
}
bool haveIcon = false;
float boundingBoxWidth = 0;
float boundingBoxHeight = 0;
PdfArray matrix = null;
if (iconBox != null)
{
if (image != null)
{
tp = new PdfTemplate(writer);
tp.BoundingBox = new Rectangle(image);
writer.AddDirectTemplateSimple(tp, PdfName.FRM);
tp.AddImage(image, image.Width, 0, 0, image.Height, 0, 0);
haveIcon = true;
boundingBoxWidth = tp.BoundingBox.Width;
boundingBoxHeight = tp.BoundingBox.Height;
}
else if (template != null)
{
tp = new PdfTemplate(writer);
tp.BoundingBox = new Rectangle(template.Width, template.Height);
writer.AddDirectTemplateSimple(tp, PdfName.FRM);
tp.AddTemplate(template, template.BoundingBox.Left, template.BoundingBox.Bottom);
haveIcon = true;
boundingBoxWidth = tp.BoundingBox.Width;
boundingBoxHeight = tp.BoundingBox.Height;
}
else if (iconReference != null)
{
PdfDictionary dic = (PdfDictionary)PdfReader.GetPdfObject(iconReference);
if (dic != null)
{
Rectangle r2 = PdfReader.GetNormalizedRectangle(dic.GetAsArray(PdfName.BBOX));
matrix = dic.GetAsArray(PdfName.MATRIX);
haveIcon = true;
boundingBoxWidth = r2.Width;
boundingBoxHeight = r2.Height;
}
}
}
if (haveIcon)
{
float icx = iconBox.Width / boundingBoxWidth;
float icy = iconBox.Height / boundingBoxHeight;
if (proportionalIcon)
{
switch (scaleIcon)
{
case SCALE_ICON_IS_TOO_BIG:
icx = Math.Min(icx, icy);
icx = Math.Min(icx, 1);
break;
case SCALE_ICON_IS_TOO_SMALL:
icx = Math.Min(icx, icy);
icx = Math.Max(icx, 1);
break;
case SCALE_ICON_NEVER:
icx = 1;
break;
default:
icx = Math.Min(icx, icy);
break;
}
icy = icx;
}
else
{
switch (scaleIcon)
{
case SCALE_ICON_IS_TOO_BIG:
icx = Math.Min(icx, 1);
icy = Math.Min(icy, 1);
break;
case SCALE_ICON_IS_TOO_SMALL:
icx = Math.Max(icx, 1);
icy = Math.Max(icy, 1);
break;
case SCALE_ICON_NEVER:
icx = icy = 1;
break;
default:
break;
}
}
float xpos = iconBox.Left + (iconBox.Width - (boundingBoxWidth * icx)) * iconHorizontalAdjustment;
float ypos = iconBox.Bottom + (iconBox.Height - (boundingBoxHeight * icy)) * iconVerticalAdjustment;
app.SaveState();
app.Rectangle(iconBox.Left, iconBox.Bottom, iconBox.Width, iconBox.Height);
app.Clip();
app.NewPath();
if (tp != null)
{
app.AddTemplate(tp, icx, 0, 0, icy, xpos, ypos);
}
else
{
float cox = 0;
float coy = 0;
if (matrix != null && matrix.Size == 6)
{
PdfNumber nm = matrix.GetAsNumber(4);
if (nm != null)
{
cox = nm.FloatValue;
}
nm = matrix.GetAsNumber(5);
if (nm != null)
{
coy = nm.FloatValue;
}
}
app.AddTemplateReference(iconReference, PdfName.FRM, icx, 0, 0, icy, xpos - cox * icx, ypos - coy * icy);
}
app.RestoreState();
}
if (!float.IsNaN(textX))
{
app.SaveState();
app.Rectangle(offX, offX, box.Width - 2 * offX, box.Height - 2 * offX);
app.Clip();
app.NewPath();
if (textColor == null)
{
app.ResetGrayFill();
}
else
{
app.SetColorFill(textColor);
}
app.BeginText();
app.SetFontAndSize(ufont, fsize);
app.SetTextMatrix(textX, textY);
app.ShowText(text);
app.EndText();
app.RestoreState();
}
return(app);
}
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;
}
}
private void SerArray(PdfArray array, int level, ByteBuffer bb)
{
bb.Append("$A");
if (level <= 0)
return;
for (int k = 0; k < array.Size; ++k) {
SerObject(array[k], level, bb);
}
}
public static bool CompareObjects(PdfObject value1, PdfObject value2)
{
value2 = GetDirectObject(value2);
if (value2 == null)
{
return(false);
}
if (value1.Type != value2.Type)
{
return(false);
}
if (value1.IsBoolean())
{
if (value1 == value2)
{
return(true);
}
if (value2 is PdfBoolean)
{
return(((PdfBoolean)value1).BooleanValue == ((PdfBoolean)value2).BooleanValue);
}
return(false);
}
else if (value1.IsName())
{
return(value1.Equals(value2));
}
else if (value1.IsNumber())
{
if (value1 == value2)
{
return(true);
}
if (value2 is PdfNumber)
{
return(((PdfNumber)value1).DoubleValue == ((PdfNumber)value2).DoubleValue);
}
return(false);
}
else if (value1.IsNull())
{
if (value1 == value2)
{
return(true);
}
if (value2 is PdfNull)
{
return(true);
}
return(false);
}
else if (value1.IsString())
{
if (value1 == value2)
{
return(true);
}
if (value2 is PdfString)
{
return((((PdfString)value2) == null && ((PdfString)value1).ToString() == null) ||
(((PdfString)value1).ToString() != null && ((PdfString)value1).ToString().Equals(((PdfString)value2).ToString())));
}
return(false);
}
if (value1.IsArray())
{
PdfArray array1 = (PdfArray)value1;
PdfArray array2 = (PdfArray)value2;
if (array1.Size != array2.Size)
{
return(false);
}
for (int i = 0; i < array1.Size; ++i)
{
if (!CompareObjects(array1[i], array2[i]))
{
return(false);
}
}
return(true);
}
if (value1.IsDictionary())
{
PdfDictionary first = (PdfDictionary)value1;
PdfDictionary second = (PdfDictionary)value2;
if (first.Size != second.Size)
{
return(false);
}
foreach (PdfName name in first.hashMap.Keys)
{
if (!CompareObjects(first.Get(name), second.Get(name)))
{
return(false);
}
}
return(true);
}
return(false);
}
internal void InsertPage(int pageNumber, Rectangle mediabox)
{
Rectangle media = new Rectangle(mediabox);
int rotation = media.Rotation % 360;
PdfDictionary page = new PdfDictionary(PdfName.PAGE);
PdfDictionary resources = new PdfDictionary();
PdfArray procset = new PdfArray();
procset.Add(PdfName.PDF);
procset.Add(PdfName.TEXT);
procset.Add(PdfName.IMAGEB);
procset.Add(PdfName.IMAGEC);
procset.Add(PdfName.IMAGEI);
resources.Put(PdfName.PROCSET, procset);
page.Put(PdfName.RESOURCES, resources);
page.Put(PdfName.ROTATE, new PdfNumber(rotation));
page.Put(PdfName.MEDIABOX, new PdfRectangle(media, rotation));
PRIndirectReference pref = reader.AddPdfObject(page);
PdfDictionary parent;
PRIndirectReference parentRef;
if (pageNumber > reader.NumberOfPages) {
PdfDictionary lastPage = reader.GetPageNRelease(reader.NumberOfPages);
parentRef = (PRIndirectReference)lastPage.Get(PdfName.PARENT);
parentRef = new PRIndirectReference(reader, parentRef.Number);
parent = (PdfDictionary)PdfReader.GetPdfObject(parentRef);
PdfArray kids = (PdfArray)PdfReader.GetPdfObject(parent.Get(PdfName.KIDS), parent);
kids.Add(pref);
MarkUsed(kids);
reader.pageRefs.InsertPage(pageNumber, pref);
}
else {
if (pageNumber < 1)
pageNumber = 1;
PdfDictionary firstPage = reader.GetPageN(pageNumber);
PRIndirectReference firstPageRef = reader.GetPageOrigRef(pageNumber);
reader.ReleasePage(pageNumber);
parentRef = (PRIndirectReference)firstPage.Get(PdfName.PARENT);
parentRef = new PRIndirectReference(reader, parentRef.Number);
parent = (PdfDictionary)PdfReader.GetPdfObject(parentRef);
PdfArray kids = (PdfArray)PdfReader.GetPdfObject(parent.Get(PdfName.KIDS), parent);
ArrayList ar = kids.ArrayList;
int len = ar.Count;
int num = firstPageRef.Number;
for (int k = 0; k < len; ++k) {
PRIndirectReference cur = (PRIndirectReference)ar[k];
if (num == cur.Number) {
ar.Insert(k, pref);
break;
}
}
if (len == ar.Count)
throw new Exception("Internal inconsistence.");
MarkUsed(kids);
reader.pageRefs.InsertPage(pageNumber, pref);
CorrectAcroFieldPages(pageNumber);
}
page.Put(PdfName.PARENT, parentRef);
while (parent != null) {
MarkUsed(parent);
PdfNumber count = (PdfNumber)PdfReader.GetPdfObjectRelease(parent.Get(PdfName.COUNT));
parent.Put(PdfName.COUNT, new PdfNumber(count.IntValue + 1));
parent = (PdfDictionary)PdfReader.GetPdfObject(parent.Get(PdfName.PARENT));
}
}
internal void AddClass(PdfObject obj)
{
obj = GetDirectObject(obj);
if (obj.IsDictionary())
{
PdfObject curClass = ((PdfDictionary)obj).Get(PdfName.C);
if (curClass == null)
{
return;
}
if (curClass.IsArray())
{
PdfArray array = (PdfArray)curClass;
for (int i = 0; i < array.Size; ++i)
{
AddClass(array[i]);
}
}
else if (curClass.IsName())
{
AddClass(curClass);
}
}
else if (obj.IsName())
{
PdfName name = (PdfName)obj;
if (sourceClassMap == null)
{
obj = GetDirectObject(structTreeRoot.Get(PdfName.CLASSMAP));
if (obj == null || !obj.IsDictionary())
{
return;
}
sourceClassMap = (PdfDictionary)obj;
}
obj = GetDirectObject(sourceClassMap.Get(name));
if (obj == null)
{
return;
}
PdfObject put = structureTreeRoot.GetMappedClass(name);
if (put != null)
{
if (!CompareObjects(put, obj))
{
throw new BadPdfFormatException(MessageLocalization.GetComposedMessage("conflict.input.classmap", name));
}
}
else
{
if (obj.IsDictionary())
{
structureTreeRoot.MapClass(name, GetDirectDict((PdfDictionary)obj));
}
else if (obj.IsArray())
{
structureTreeRoot.MapClass(name, GetDirectArray((PdfArray)obj));
}
}
}
}
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();
}
virtual public PdfDictionary GetEncryptionDictionary()
{
PdfDictionary dic = new PdfDictionary();
if (publicKeyHandler.GetRecipientsSize() > 0)
{
PdfArray recipients = null;
dic.Put(PdfName.FILTER, PdfName.PUBSEC);
dic.Put(PdfName.R, new PdfNumber(revision));
recipients = publicKeyHandler.GetEncodedRecipients();
if (revision == STANDARD_ENCRYPTION_40)
{
dic.Put(PdfName.V, new PdfNumber(1));
dic.Put(PdfName.SUBFILTER, PdfName.ADBE_PKCS7_S4);
dic.Put(PdfName.RECIPIENTS, recipients);
}
else if (revision == STANDARD_ENCRYPTION_128 && encryptMetadata)
{
dic.Put(PdfName.V, new PdfNumber(2));
dic.Put(PdfName.LENGTH, new PdfNumber(128));
dic.Put(PdfName.SUBFILTER, PdfName.ADBE_PKCS7_S4);
dic.Put(PdfName.RECIPIENTS, recipients);
}
else
{
if (revision == AES_256)
{
dic.Put(PdfName.R, new PdfNumber(AES_256));
dic.Put(PdfName.V, new PdfNumber(5));
}
else
{
dic.Put(PdfName.R, new PdfNumber(AES_128));
dic.Put(PdfName.V, new PdfNumber(4));
}
dic.Put(PdfName.SUBFILTER, PdfName.ADBE_PKCS7_S5);
PdfDictionary stdcf = new PdfDictionary();
stdcf.Put(PdfName.RECIPIENTS, recipients);
if (!encryptMetadata)
{
stdcf.Put(PdfName.ENCRYPTMETADATA, PdfBoolean.PDFFALSE);
}
if (revision == AES_128)
{
stdcf.Put(PdfName.CFM, PdfName.AESV2);
stdcf.Put(PdfName.LENGTH, new PdfNumber(128));
}
else if (revision == AES_256)
{
stdcf.Put(PdfName.CFM, PdfName.AESV3);
stdcf.Put(PdfName.LENGTH, new PdfNumber(256));
}
else
{
stdcf.Put(PdfName.CFM, PdfName.V2);
}
PdfDictionary cf = new PdfDictionary();
cf.Put(PdfName.DEFAULTCRYPTFILTER, stdcf);
dic.Put(PdfName.CF, cf);
if (embeddedFilesOnly)
{
dic.Put(PdfName.EFF, PdfName.DEFAULTCRYPTFILTER);
dic.Put(PdfName.STRF, PdfName.IDENTITY);
dic.Put(PdfName.STMF, PdfName.IDENTITY);
}
else
{
dic.Put(PdfName.STRF, PdfName.DEFAULTCRYPTFILTER);
dic.Put(PdfName.STMF, PdfName.DEFAULTCRYPTFILTER);
}
}
IDigest sh;
if (revision == AES_256)
{
sh = DigestUtilities.GetDigest("SHA-256");
}
else
{
sh = DigestUtilities.GetDigest("SHA-1");
}
byte[] encodedRecipient = null;
byte[] seed = publicKeyHandler.GetSeed();
sh.BlockUpdate(seed, 0, seed.Length);
for (int i = 0; i < publicKeyHandler.GetRecipientsSize(); i++)
{
encodedRecipient = publicKeyHandler.GetEncodedRecipient(i);
sh.BlockUpdate(encodedRecipient, 0, encodedRecipient.Length);
}
if (!encryptMetadata)
{
sh.BlockUpdate(metadataPad, 0, metadataPad.Length);
}
byte[] mdResult = new byte[sh.GetDigestSize()];
sh.DoFinal(mdResult, 0);
if (revision == AES_256)
{
key = mdResult;
}
else
{
SetupByEncryptionKey(mdResult, keyLength);
}
}
else
{
dic.Put(PdfName.FILTER, PdfName.STANDARD);
dic.Put(PdfName.O, new PdfLiteral(StringUtils.EscapeString(ownerKey)));
dic.Put(PdfName.U, new PdfLiteral(StringUtils.EscapeString(userKey)));
dic.Put(PdfName.P, new PdfNumber(permissions));
dic.Put(PdfName.R, new PdfNumber(revision));
if (revision == STANDARD_ENCRYPTION_40)
{
dic.Put(PdfName.V, new PdfNumber(1));
}
else if (revision == STANDARD_ENCRYPTION_128 && encryptMetadata)
{
dic.Put(PdfName.V, new PdfNumber(2));
dic.Put(PdfName.LENGTH, new PdfNumber(128));
}
else if (revision == AES_256)
{
if (!encryptMetadata)
{
dic.Put(PdfName.ENCRYPTMETADATA, PdfBoolean.PDFFALSE);
}
dic.Put(PdfName.OE, new PdfLiteral(StringUtils.EscapeString(oeKey)));
dic.Put(PdfName.UE, new PdfLiteral(StringUtils.EscapeString(ueKey)));
dic.Put(PdfName.PERMS, new PdfLiteral(StringUtils.EscapeString(perms)));
dic.Put(PdfName.V, new PdfNumber(revision));
dic.Put(PdfName.LENGTH, new PdfNumber(256));
PdfDictionary stdcf = new PdfDictionary();
stdcf.Put(PdfName.LENGTH, new PdfNumber(32));
if (embeddedFilesOnly)
{
stdcf.Put(PdfName.AUTHEVENT, PdfName.EFOPEN);
dic.Put(PdfName.EFF, PdfName.STDCF);
dic.Put(PdfName.STRF, PdfName.IDENTITY);
dic.Put(PdfName.STMF, PdfName.IDENTITY);
}
else
{
stdcf.Put(PdfName.AUTHEVENT, PdfName.DOCOPEN);
dic.Put(PdfName.STRF, PdfName.STDCF);
dic.Put(PdfName.STMF, PdfName.STDCF);
}
stdcf.Put(PdfName.CFM, PdfName.AESV3);
PdfDictionary cf = new PdfDictionary();
cf.Put(PdfName.STDCF, stdcf);
dic.Put(PdfName.CF, cf);
}
else
{
if (!encryptMetadata)
{
dic.Put(PdfName.ENCRYPTMETADATA, PdfBoolean.PDFFALSE);
}
dic.Put(PdfName.R, new PdfNumber(AES_128));
dic.Put(PdfName.V, new PdfNumber(4));
dic.Put(PdfName.LENGTH, new PdfNumber(128));
PdfDictionary stdcf = new PdfDictionary();
stdcf.Put(PdfName.LENGTH, new PdfNumber(16));
if (embeddedFilesOnly)
{
stdcf.Put(PdfName.AUTHEVENT, PdfName.EFOPEN);
dic.Put(PdfName.EFF, PdfName.STDCF);
dic.Put(PdfName.STRF, PdfName.IDENTITY);
dic.Put(PdfName.STMF, PdfName.IDENTITY);
}
else
{
stdcf.Put(PdfName.AUTHEVENT, PdfName.DOCOPEN);
dic.Put(PdfName.STRF, PdfName.STDCF);
dic.Put(PdfName.STMF, PdfName.STDCF);
}
if (revision == AES_128)
{
stdcf.Put(PdfName.CFM, PdfName.AESV2);
}
else
{
stdcf.Put(PdfName.CFM, PdfName.V2);
}
PdfDictionary cf = new PdfDictionary();
cf.Put(PdfName.STDCF, stdcf);
dic.Put(PdfName.CF, cf);
}
}
return(dic);
}
/**
* Writes a text line to the document. It takes care of all the attributes.
* <P>
* Before entering the line position must have been established and the
* <CODE>text</CODE> argument must be in text object scope (<CODE>beginText()</CODE>).
* @param line the line to be written
* @param text the <CODE>PdfContentByte</CODE> where the text will be written to
* @param graphics the <CODE>PdfContentByte</CODE> where the graphics will be written to
* @param currentValues the current font and extra spacing values
* @param ratio
* @throws DocumentException on error
*/
internal float WriteLineToContent(PdfLine line, PdfContentByte text, PdfContentByte graphics, Object[] currentValues, float ratio) {
PdfFont currentFont = (PdfFont)(currentValues[0]);
float lastBaseFactor = (float)currentValues[1];
//PdfChunk chunkz;
int numberOfSpaces;
int lineLen;
bool isJustified;
float hangingCorrection = 0;
float hScale = 1;
float lastHScale = float.NaN;
float baseWordSpacing = 0;
float baseCharacterSpacing = 0;
float glueWidth = 0;
float lastX = text.XTLM + line.OriginalWidth;
numberOfSpaces = line.NumberOfSpaces;
lineLen = line.GetLineLengthUtf32();
// does the line need to be justified?
isJustified = line.HasToBeJustified() && (numberOfSpaces != 0 || lineLen > 1);
int separatorCount = line.GetSeparatorCount();
if (separatorCount > 0) {
glueWidth = line.WidthLeft / separatorCount;
}
else if (isJustified && separatorCount == 0) {
if (line.NewlineSplit && line.WidthLeft >= (lastBaseFactor * (ratio * numberOfSpaces + lineLen - 1))) {
if (line.RTL) {
text.MoveText(line.WidthLeft - lastBaseFactor * (ratio * numberOfSpaces + lineLen - 1), 0);
}
baseWordSpacing = ratio * lastBaseFactor;
baseCharacterSpacing = lastBaseFactor;
}
else {
float width = line.WidthLeft;
PdfChunk last = line.GetChunk(line.Size - 1);
if (last != null) {
String s = last.ToString();
char c;
if (s.Length > 0 && hangingPunctuation.IndexOf((c = s[s.Length - 1])) >= 0) {
float oldWidth = width;
width += last.Font.Width(c) * 0.4f;
hangingCorrection = width - oldWidth;
}
}
float baseFactor = width / (ratio * numberOfSpaces + lineLen - 1);
baseWordSpacing = ratio * baseFactor;
baseCharacterSpacing = baseFactor;
lastBaseFactor = baseFactor;
}
}
else if (line.alignment == Element.ALIGN_LEFT || line.alignment == Element.ALIGN_UNDEFINED) {
lastX -= line.WidthLeft;
}
int lastChunkStroke = line.LastStrokeChunk;
int chunkStrokeIdx = 0;
float xMarker = text.XTLM;
float baseXMarker = xMarker;
float yMarker = text.YTLM;
bool adjustMatrix = false;
float tabPosition = 0;
// looping over all the chunks in 1 line
foreach (PdfChunk chunk in line) {
if (IsTagged(writer) && chunk.accessibleElement != null) {
text.OpenMCBlock(chunk.accessibleElement);
}
BaseColor color = chunk.Color;
float fontSize = chunk.Font.Size;
float ascender;
float descender;
if (chunk.IsImage())
{
ascender = chunk.Height();
descender = 0;
}
else
{
ascender = chunk.Font.Font.GetFontDescriptor(BaseFont.ASCENT, fontSize);
descender = chunk.Font.Font.GetFontDescriptor(BaseFont.DESCENT, fontSize);
}
hScale = 1;
if (chunkStrokeIdx <= lastChunkStroke) {
float width;
if (isJustified) {
width = chunk.GetWidthCorrected(baseCharacterSpacing, baseWordSpacing);
}
else {
width = chunk.Width();
}
if (chunk.IsStroked()) {
PdfChunk nextChunk = line.GetChunk(chunkStrokeIdx + 1);
if (chunk.IsSeparator()) {
width = glueWidth;
Object[] sep = (Object[])chunk.GetAttribute(Chunk.SEPARATOR);
IDrawInterface di = (IDrawInterface)sep[0];
bool vertical = (bool)sep[1];
if (vertical) {
di.Draw(graphics, baseXMarker, yMarker + descender, baseXMarker + line.OriginalWidth, ascender - descender, yMarker);
}
else {
di.Draw(graphics, xMarker, yMarker + descender, xMarker + width, ascender - descender, yMarker);
}
}
if (chunk.IsTab()) {
if (chunk.IsAttribute(Chunk.TABSETTINGS))
{
TabStop tabStop = chunk.TabStop;
if (tabStop != null) {
tabPosition = tabStop.Position + baseXMarker;
if (tabStop.Leader != null)
tabStop.Leader.Draw(graphics, xMarker, yMarker + descender, tabPosition, ascender - descender, yMarker);
}
else {
tabPosition = xMarker;
}
} else {
//Keep deprecated tab logic for backward compatibility...
Object[] tab = (Object[])chunk.GetAttribute(Chunk.TAB);
IDrawInterface di = (IDrawInterface)tab[0];
tabPosition = (float)tab[1] + (float)tab[3];
if (tabPosition > xMarker)
di.Draw(graphics, xMarker, yMarker + descender, tabPosition, ascender - descender, yMarker);
}
float tmp = xMarker;
xMarker = tabPosition;
tabPosition = tmp;
}
if (chunk.IsAttribute(Chunk.BACKGROUND)) {
bool inText = graphics.InText;
if (inText && IsTagged(writer)) {
graphics.EndText();
}
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.BACKGROUND))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
Object[] bgr = (Object[])chunk.GetAttribute(Chunk.BACKGROUND);
graphics.SetColorFill((BaseColor)bgr[0]);
float[] extra = (float[])bgr[1];
graphics.Rectangle(xMarker - extra[0],
yMarker + descender - extra[1] + chunk.TextRise,
width - subtract + extra[0] + extra[2],
ascender - descender + extra[1] + extra[3]);
graphics.Fill();
graphics.SetGrayFill(0);
if (inText && IsTagged(writer)) {
graphics.BeginText(true);
}
}
if (chunk.IsAttribute(Chunk.UNDERLINE) && !chunk.IsNewlineSplit()) {
bool inText = graphics.InText;
if (inText && IsTagged(writer)) {
graphics.EndText();
}
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.UNDERLINE))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
Object[][] unders = (Object[][])chunk.GetAttribute(Chunk.UNDERLINE);
BaseColor scolor = null;
for (int k = 0; k < unders.Length; ++k) {
Object[] obj = unders[k];
scolor = (BaseColor)obj[0];
float[] ps = (float[])obj[1];
if (scolor == null)
scolor = color;
if (scolor != null)
graphics.SetColorStroke(scolor);
graphics.SetLineWidth(ps[0] + fontSize * ps[1]);
float shift = ps[2] + fontSize * ps[3];
int cap2 = (int)ps[4];
if (cap2 != 0)
graphics.SetLineCap(cap2);
graphics.MoveTo(xMarker, yMarker + shift);
graphics.LineTo(xMarker + width - subtract, yMarker + shift);
graphics.Stroke();
if (scolor != null)
graphics.ResetGrayStroke();
if (cap2 != 0)
graphics.SetLineCap(0);
}
graphics.SetLineWidth(1);
if (inText && IsTagged(writer)) {
graphics.BeginText(true);
}
}
if (chunk.IsAttribute(Chunk.ACTION))
{
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.ACTION))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
PdfAnnotation annot = null;
if (chunk.IsImage()) {
annot = new PdfAnnotation(writer, xMarker, yMarker + chunk.ImageOffsetY, xMarker + width - subtract, yMarker + chunk.ImageHeight + chunk.ImageOffsetY, (PdfAction)chunk.GetAttribute(Chunk.ACTION));
}
else {
annot = new PdfAnnotation(writer, xMarker, yMarker + descender + chunk.TextRise, xMarker + width - subtract, yMarker + ascender + chunk.TextRise, (PdfAction)chunk.GetAttribute(Chunk.ACTION));
}
text.AddAnnotation(annot, true);
if (IsTagged(writer) && chunk.accessibleElement != null) {
int structParent = GetStructParentIndex(annot);
annot.Put(PdfName.STRUCTPARENT, new PdfNumber(structParent));
PdfStructureElement strucElem;
structElements.TryGetValue(chunk.accessibleElement.ID, out strucElem);
if (strucElem != null) {
PdfArray kArray = strucElem.GetAsArray(PdfName.K);
if (kArray == null) {
kArray = new PdfArray();
PdfObject k = strucElem.Get(PdfName.K);
if (k != null) {
kArray.Add(k);
}
strucElem.Put(PdfName.K, kArray);
}
PdfDictionary dict = new PdfDictionary();
dict.Put(PdfName.TYPE, PdfName.OBJR);
dict.Put(PdfName.OBJ, annot.IndirectReference);
kArray.Add(dict);
writer.StructureTreeRoot.SetAnnotationMark(structParent, strucElem.Reference);
}
}
}
if (chunk.IsAttribute(Chunk.REMOTEGOTO)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.REMOTEGOTO))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
Object[] obj = (Object[])chunk.GetAttribute(Chunk.REMOTEGOTO);
String filename = (String)obj[0];
if (obj[1] is String)
RemoteGoto(filename, (String)obj[1], xMarker, yMarker + descender + chunk.TextRise, xMarker + width - subtract, yMarker + ascender + chunk.TextRise);
else
RemoteGoto(filename, (int)obj[1], xMarker, yMarker + descender + chunk.TextRise, xMarker + width - subtract, yMarker + ascender + chunk.TextRise);
}
if (chunk.IsAttribute(Chunk.LOCALGOTO)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.LOCALGOTO))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
LocalGoto((String)chunk.GetAttribute(Chunk.LOCALGOTO), xMarker, yMarker, xMarker + width - subtract, yMarker + fontSize);
}
if (chunk.IsAttribute(Chunk.LOCALDESTINATION)) {
/*float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.LOCALDESTINATION))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;*/
LocalDestination((String)chunk.GetAttribute(Chunk.LOCALDESTINATION), new PdfDestination(PdfDestination.XYZ, xMarker, yMarker + fontSize, 0));
}
if (chunk.IsAttribute(Chunk.GENERICTAG)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.GENERICTAG))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
Rectangle rect = new Rectangle(xMarker, yMarker, xMarker + width - subtract, yMarker + fontSize);
IPdfPageEvent pev = writer.PageEvent;
if (pev != null)
pev.OnGenericTag(writer, this, rect, (String)chunk.GetAttribute(Chunk.GENERICTAG));
}
if (chunk.IsAttribute(Chunk.PDFANNOTATION)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.IsAttribute(Chunk.PDFANNOTATION))
subtract = 0;
if (nextChunk == null)
subtract += hangingCorrection;
PdfAnnotation annot = PdfFormField.ShallowDuplicate((PdfAnnotation)chunk.GetAttribute(Chunk.PDFANNOTATION));
annot.Put(PdfName.RECT, new PdfRectangle(xMarker, yMarker + descender, xMarker + width - subtract, yMarker + ascender));
text.AddAnnotation(annot, true);
}
float[] paramsx = (float[])chunk.GetAttribute(Chunk.SKEW);
object hs = chunk.GetAttribute(Chunk.HSCALE);
if (paramsx != null || hs != null) {
float b = 0, c = 0;
if (paramsx != null) {
b = paramsx[0];
c = paramsx[1];
}
if (hs != null)
hScale = (float)hs;
text.SetTextMatrix(hScale, b, c, 1, xMarker, yMarker);
}
if (!isJustified)
{
if (chunk.IsAttribute(Chunk.WORD_SPACING))
{
float ws = (float)chunk.GetAttribute(Chunk.WORD_SPACING);
text.SetWordSpacing(ws);
}
}
if (chunk.IsAttribute(Chunk.CHAR_SPACING)) {
float cs = (float) chunk.GetAttribute(Chunk.CHAR_SPACING);
text.SetCharacterSpacing(cs);
}
if (chunk.IsImage()) {
Image image = chunk.Image;
width = chunk.ImageWidth;
float[] matrix = image.GetMatrix(chunk.ImageScalePercentage);
matrix[Image.CX] = xMarker + chunk.ImageOffsetX - matrix[Image.CX];
matrix[Image.CY] = yMarker + chunk.ImageOffsetY - matrix[Image.CY];
graphics.AddImage(image, matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
text.MoveText(xMarker + lastBaseFactor + chunk.ImageWidth - text.XTLM, 0);
}
}
xMarker += width;
++chunkStrokeIdx;
}
if (!chunk.IsImage() && chunk.Font.CompareTo(currentFont) != 0) {
currentFont = chunk.Font;
text.SetFontAndSize(currentFont.Font, currentFont.Size);
}
float rise = 0;
Object[] textRender = (Object[])chunk.GetAttribute(Chunk.TEXTRENDERMODE);
int tr = 0;
float strokeWidth = 1;
BaseColor strokeColor = null;
object fr = chunk.GetAttribute(Chunk.SUBSUPSCRIPT);
if (textRender != null) {
tr = (int)textRender[0] & 3;
if (tr != PdfContentByte.TEXT_RENDER_MODE_FILL)
text.SetTextRenderingMode(tr);
if (tr == PdfContentByte.TEXT_RENDER_MODE_STROKE || tr == PdfContentByte.TEXT_RENDER_MODE_FILL_STROKE) {
strokeWidth = (float)textRender[1];
if (strokeWidth != 1)
text.SetLineWidth(strokeWidth);
strokeColor = (BaseColor)textRender[2];
if (strokeColor == null)
strokeColor = color;
if (strokeColor != null)
text.SetColorStroke(strokeColor);
}
}
if (fr != null)
rise = (float)fr;
if (color != null)
text.SetColorFill(color);
if (rise != 0)
text.SetTextRise(rise);
if (chunk.IsImage()) {
adjustMatrix = true;
}
else if (chunk.IsHorizontalSeparator()) {
PdfTextArray array = new PdfTextArray();
array.Add(-glueWidth * 1000f / chunk.Font.Size / hScale);
text.ShowText(array);
}
else if (chunk.IsTab() && tabPosition != xMarker)
{
PdfTextArray array = new PdfTextArray();
array.Add((tabPosition - xMarker) * 1000f / chunk.Font.Size / hScale);
text.ShowText(array);
}
// If it is a CJK chunk or Unicode TTF we will have to simulate the
// space adjustment.
else if (isJustified && numberOfSpaces > 0 && chunk.IsSpecialEncoding()) {
if (hScale != lastHScale) {
lastHScale = hScale;
text.SetWordSpacing(baseWordSpacing / hScale);
text.SetCharacterSpacing(baseCharacterSpacing / hScale + text.CharacterSpacing);
}
String s = chunk.ToString();
int idx = s.IndexOf(' ');
if (idx < 0)
text.ShowText(s);
else {
float spaceCorrection = - baseWordSpacing * 1000f / chunk.Font.Size / hScale;
PdfTextArray textArray = new PdfTextArray(s.Substring(0, idx));
int lastIdx = idx;
while ((idx = s.IndexOf(' ', lastIdx + 1)) >= 0) {
textArray.Add(spaceCorrection);
textArray.Add(s.Substring(lastIdx, idx - lastIdx));
lastIdx = idx;
}
textArray.Add(spaceCorrection);
textArray.Add(s.Substring(lastIdx));
text.ShowText(textArray);
}
}
else {
if (isJustified && hScale != lastHScale) {
lastHScale = hScale;
text.SetWordSpacing(baseWordSpacing / hScale);
text.SetCharacterSpacing(baseCharacterSpacing / hScale + text.CharacterSpacing);
}
text.ShowText(chunk.ToString());
}
if (rise != 0)
text.SetTextRise(0);
if (color != null)
text.ResetRGBColorFill();
if (tr != PdfContentByte.TEXT_RENDER_MODE_FILL)
text.SetTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_FILL);
if (strokeColor != null)
text.ResetRGBColorStroke();
if (strokeWidth != 1)
text.SetLineWidth(1);
if (chunk.IsAttribute(Chunk.SKEW) || chunk.IsAttribute(Chunk.HSCALE)) {
adjustMatrix = true;
text.SetTextMatrix(xMarker, yMarker);
}
if (chunk.IsAttribute(Chunk.CHAR_SPACING)) {
text.SetCharacterSpacing(baseCharacterSpacing);
}
if (chunk.IsAttribute(Chunk.WORD_SPACING)) {
text.SetWordSpacing(baseWordSpacing);
}
if (IsTagged(writer) && chunk.accessibleElement != null) {
text.CloseMCBlock(chunk.accessibleElement);
}
}
if (isJustified) {
text.SetWordSpacing(0);
text.SetCharacterSpacing(0);
if (line.NewlineSplit)
lastBaseFactor = 0;
}
if (adjustMatrix)
text.MoveText(baseXMarker - text.XTLM, 0);
currentValues[0] = currentFont;
currentValues[1] = lastBaseFactor;
return lastX;
}
// 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]);
}
else
{
top.Put(PdfName.ITXT, new PdfString(Document.Release));
}
writer.AddToBody(top, tParents[p]);
}
if (tParents.Count == 1)
{
topParent = tParents[0];
return(topParent);
}
tPages = tParents;
tParents = nextParents;
nextParents = new List <PdfIndirectReference>();
}
}
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);
}
/// <summary>
/// Creates a name tree.
/// and the value is a PdfObject . 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.
/// @throws IOException on error
/// generally pointed to by the key /Dests, for example
/// </summary>
/// <param name="items">the item of the name tree. The key is a String </param>
/// <param name="writer">the writer</param>
/// <returns>the dictionary with the name tree. This dictionary is the one</returns>
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;
}
}
/**
* Reads the OCProperties dictionary from the catalog of the existing document
* and fills the documentOCG, documentOCGorder and OCGRadioGroup variables in PdfWriter.
* Note that the original OCProperties of the existing document can contain more information.
* @since 2.1.2
*/
virtual protected void ReadOCProperties() {
if (documentOCG.Count != 0) {
return;
}
PdfDictionary dict = reader.Catalog.GetAsDict(PdfName.OCPROPERTIES);
if (dict == null) {
return;
}
PdfArray ocgs = dict.GetAsArray(PdfName.OCGS);
PdfIndirectReference refi;
PdfLayer layer;
Dictionary<string,PdfLayer> ocgmap = new Dictionary<string,PdfLayer>();
for (ListIterator<PdfObject> i = ocgs.GetListIterator(); i.HasNext();) {
refi = (PdfIndirectReference)i.Next();
layer = new PdfLayer(null);
layer.Ref = refi;
layer.OnPanel = false;
layer.Merge((PdfDictionary)PdfReader.GetPdfObject(refi));
ocgmap[refi.ToString()] = layer;
}
PdfDictionary d = dict.GetAsDict(PdfName.D);
PdfArray off = d.GetAsArray(PdfName.OFF);
if (off != null) {
for (ListIterator<PdfObject> i = off.GetListIterator(); i.HasNext(); ) {
refi = (PdfIndirectReference)i.Next();
layer = ocgmap[refi.ToString()];
layer.On = false;
}
}
PdfArray order = d.GetAsArray(PdfName.ORDER);
if (order != null) {
AddOrder(null, order, ocgmap);
}
foreach (PdfLayer o in ocgmap.Values)
documentOCG[o] = null;
OCGRadioGroup = d.GetAsArray(PdfName.RBGROUPS);
if (OCGRadioGroup == null)
OCGRadioGroup = new PdfArray();
OCGLocked = d.GetAsArray(PdfName.LOCKED);
if (OCGLocked == null)
OCGLocked = new PdfArray();
}
private void FillMetrics(byte[] touni, IntHashtable widths, int dw)
{
PdfContentParser ps = new PdfContentParser(new PRTokeniser(touni));
PdfObject ob = null;
PdfObject last = null;
bool notFound = true;
int nestLevel = 0;
while ((notFound || nestLevel > 0) && (ob = ps.ReadPRObject()) != null)
{
if (ob.Type == PdfContentParser.COMMAND_TYPE)
{
if (ob.ToString().Equals("begin"))
{
notFound = false;
nestLevel++;
}
else if (ob.ToString().Equals("end"))
{
nestLevel--;
}
else if (ob.ToString().Equals("beginbfchar"))
{
int n = ((PdfNumber)last).IntValue;
for (int k = 0; k < n; ++k)
{
String cid = DecodeString((PdfString)ps.ReadPRObject());
String uni = DecodeString((PdfString)ps.ReadPRObject());
if (uni.Length == 1)
{
int cidc = (int)cid[0];
int unic = (int)uni[uni.Length - 1];
int w = dw;
if (widths.ContainsKey(cidc))
{
w = widths[cidc];
}
metrics[unic] = new int[] { cidc, w };
}
}
}
else if (ob.ToString().Equals("beginbfrange"))
{
int n = ((PdfNumber)last).IntValue;
for (int k = 0; k < n; ++k)
{
String cid1 = DecodeString((PdfString)ps.ReadPRObject());
String cid2 = DecodeString((PdfString)ps.ReadPRObject());
int cid1c = (int)cid1[0];
int cid2c = (int)cid2[0];
PdfObject ob2 = ps.ReadPRObject();
if (ob2.IsString())
{
String uni = DecodeString((PdfString)ob2);
if (uni.Length == 1)
{
int unic = (int)uni[uni.Length - 1];
for (; cid1c <= cid2c; cid1c++, unic++)
{
int w = dw;
if (widths.ContainsKey(cid1c))
{
w = widths[cid1c];
}
metrics[unic] = new int[] { cid1c, w };
}
}
}
else
{
PdfArray a = (PdfArray)ob2;
for (int j = 0; j < a.Size; ++j, ++cid1c)
{
String uni = DecodeString(a.GetAsString(j));
if (uni.Length == 1)
{
int unic = (int)uni[uni.Length - 1];
int w = dw;
if (widths.ContainsKey(cid1c))
{
w = widths[cid1c];
}
metrics[unic] = new int[] { cid1c, w };
}
}
}
}
}
}
else
{
last = ob;
}
}
}
virtual internal protected void Close(IDictionary<String, String> moreInfo) {
if (closed) {
return;
}
if (useVp) {
SetViewerPreferences();
}
if (flat) {
FlatFields();
}
if (flatFreeText) {
FlatFreeTextFields();
}
if (flatannotations) {
FlattenAnnotations();
}
AddFieldResources();
PdfDictionary catalog = reader.Catalog;
GetPdfVersion().AddToCatalog(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();
// [C11] Output Intents
if (extraCatalog != null) {
catalog.MergeDifferent(extraCatalog);
}
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));
}
PdfWriter.CheckPdfIsoConformance(this, PdfIsoKeys.PDFISOKEY_LAYER, OCProperties);
}
// metadata
int skipInfo = -1;
PdfIndirectReference iInfo = reader.Trailer.GetAsIndirectObject(PdfName.INFO);
if (iInfo != null) {
skipInfo = iInfo.Number;
}
PdfDictionary oldInfo = reader.Trailer.GetAsDict(PdfName.INFO);
String producer = null;
if (oldInfo != null && oldInfo.Get(PdfName.PRODUCER) != null) {
producer = oldInfo.GetAsString(PdfName.PRODUCER).ToUnicodeString();
}
Version version = Version.GetInstance();
if (producer == null || version.GetVersion.IndexOf(version.Product) == -1) {
producer = version.GetVersion;
} else {
int idx = producer.IndexOf("; modified using");
StringBuilder buf;
if (idx == -1)
buf = new StringBuilder(producer);
else
buf = new StringBuilder(producer.Substring(0, idx));
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));
}
}
PdfDate date = new PdfDate();
newInfo.Put(PdfName.MODDATE, date);
newInfo.Put(PdfName.PRODUCER, new PdfString(producer, PdfObject.TEXT_UNICODE));
if (append) {
if (iInfo == null) {
info = AddToBody(newInfo, false).IndirectReference;
} else {
info = AddToBody(newInfo, iInfo.Number, false).IndirectReference;
}
} else {
info = AddToBody(newInfo, false).IndirectReference;
}
// 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));
}
PdfStream xmp = null;
if (xmpMetadata != null) {
altMetadata = xmpMetadata;
} else if (xmpWriter != null) {
try {
MemoryStream baos = new MemoryStream();
PdfProperties.SetProducer(xmpWriter.XmpMeta, producer);
XmpBasicProperties.SetModDate(xmpWriter.XmpMeta, date.GetW3CDate());
XmpBasicProperties.SetMetaDataDate(xmpWriter.XmpMeta, date.GetW3CDate());
xmpWriter.Serialize(baos);
xmpWriter.Close();
xmp = new PdfStream(baos.ToArray());
} catch (XmpException) {
xmpWriter = null;
}
}
if (xmp == null && altMetadata != null) {
try {
MemoryStream baos = new MemoryStream();
if (moreInfo == null || xmpMetadata != null) {
IXmpMeta xmpMeta = XmpMetaFactory.ParseFromBuffer(altMetadata);
PdfProperties.SetProducer(xmpMeta, producer);
XmpBasicProperties.SetModDate(xmpMeta, date.GetW3CDate());
XmpBasicProperties.SetMetaDataDate(xmpMeta, date.GetW3CDate());
SerializeOptions serializeOptions = new SerializeOptions();
serializeOptions.Padding = 2000;
XmpMetaFactory.Serialize(xmpMeta, baos, serializeOptions);
} else {
XmpWriter xmpw = CreateXmpWriter(baos, newInfo);
xmpw.Close();
}
xmp = new PdfStream(baos.ToArray());
} catch (XmpException) {
xmp = new PdfStream(altMetadata);
} catch (IOException) {
xmp = new PdfStream(altMetadata);
}
}
if (xmp != null) {
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);
}
}
Close(info, skipInfo);
}
private void DoType1TT()
{
PdfObject enc = PdfReader.GetPdfObject(font.Get(PdfName.ENCODING));
if (enc == null)
{
FillEncoding(null);
}
else
{
if (enc.IsName())
{
FillEncoding((PdfName)enc);
}
else
{
PdfDictionary encDic = (PdfDictionary)enc;
enc = PdfReader.GetPdfObject(encDic.Get(PdfName.BASEENCODING));
if (enc == null)
{
FillEncoding(null);
}
else
{
FillEncoding((PdfName)enc);
}
PdfArray diffs = encDic.GetAsArray(PdfName.DIFFERENCES);
if (diffs != null)
{
diffmap = new IntHashtable();
int currentNumber = 0;
for (int k = 0; k < diffs.Size; ++k)
{
PdfObject obj = diffs[k];
if (obj.IsNumber())
{
currentNumber = ((PdfNumber)obj).IntValue;
}
else
{
int[] c = GlyphList.NameToUnicode(PdfName.DecodeName(((PdfName)obj).ToString()));
if (c != null && c.Length > 0)
{
uni2byte[c[0]] = currentNumber;
diffmap[c[0]] = currentNumber;
}
++currentNumber;
}
}
}
}
}
PdfArray newWidths = font.GetAsArray(PdfName.WIDTHS);
PdfNumber first = font.GetAsNumber(PdfName.FIRSTCHAR);
PdfNumber last = font.GetAsNumber(PdfName.LASTCHAR);
if (BuiltinFonts14.ContainsKey(fontName))
{
BaseFont bf;
bf = BaseFont.CreateFont(fontName, WINANSI, false);
int[] e = uni2byte.ToOrderedKeys();
for (int k = 0; k < e.Length; ++k)
{
int n = uni2byte[e[k]];
widths[n] = bf.GetRawWidth(n, GlyphList.UnicodeToName(e[k]));
}
if (diffmap != null) //widths for differences must override existing ones
{
e = diffmap.ToOrderedKeys();
for (int k = 0; k < e.Length; ++k)
{
int n = diffmap[e[k]];
widths[n] = bf.GetRawWidth(n, GlyphList.UnicodeToName(e[k]));
}
diffmap = null;
}
Ascender = bf.GetFontDescriptor(ASCENT, 1000);
CapHeight = bf.GetFontDescriptor(CAPHEIGHT, 1000);
Descender = bf.GetFontDescriptor(DESCENT, 1000);
ItalicAngle = bf.GetFontDescriptor(ITALICANGLE, 1000);
llx = bf.GetFontDescriptor(BBOXLLX, 1000);
lly = bf.GetFontDescriptor(BBOXLLY, 1000);
urx = bf.GetFontDescriptor(BBOXURX, 1000);
ury = bf.GetFontDescriptor(BBOXURY, 1000);
}
if (first != null && last != null && newWidths != null)
{
int f = first.IntValue;
for (int k = 0; k < newWidths.Size; ++k)
{
widths[f + k] = newWidths.GetAsNumber(k).IntValue;
}
}
FillFontDesc(font.GetAsDict(PdfName.FONTDESCRIPTOR));
}
/**
* @param fdf
* @throws IOException
*/
virtual public void AddComments(FdfReader fdf) {
if (readers2intrefs.ContainsKey(fdf))
return;
PdfDictionary catalog = fdf.Catalog;
catalog = catalog.GetAsDict(PdfName.FDF);
if (catalog == null)
return;
PdfArray annots = catalog.GetAsArray(PdfName.ANNOTS);
if (annots == null || annots.Size == 0)
return;
RegisterReader(fdf, false);
IntHashtable hits = new IntHashtable();
Dictionary<String, PdfObject> irt = new Dictionary<string,PdfObject>();
List<PdfObject> an = new List<PdfObject>();
for (int k = 0; k < annots.Size; ++k) {
PdfObject obj = annots[k];
PdfDictionary annot = (PdfDictionary)PdfReader.GetPdfObject(obj);
PdfNumber page = annot.GetAsNumber(PdfName.PAGE);
if (page == null || page.IntValue >= reader.NumberOfPages)
continue;
FindAllObjects(fdf, obj, hits);
an.Add(obj);
if (obj.Type == PdfObject.INDIRECT) {
PdfObject nm = PdfReader.GetPdfObject(annot.Get(PdfName.NM));
if (nm != null && nm.Type == PdfObject.STRING)
irt[nm.ToString()] = obj;
}
}
int[] arhits = hits.GetKeys();
for (int k = 0; k < arhits.Length; ++k) {
int n = arhits[k];
PdfObject obj = fdf.GetPdfObject(n);
if (obj.Type == PdfObject.DICTIONARY) {
PdfObject str = PdfReader.GetPdfObject(((PdfDictionary)obj).Get(PdfName.IRT));
if (str != null && str.Type == PdfObject.STRING) {
PdfObject i;
irt.TryGetValue(str.ToString(), out i);
if (i != null) {
PdfDictionary dic2 = new PdfDictionary();
dic2.Merge((PdfDictionary)obj);
dic2.Put(PdfName.IRT, i);
obj = dic2;
}
}
}
AddToBody(obj, GetNewObjectNumber(fdf, n, 0));
}
for (int k = 0; k < an.Count; ++k) {
PdfObject obj = an[k];
PdfDictionary annot = (PdfDictionary)PdfReader.GetPdfObject(obj);
PdfNumber page = annot.GetAsNumber(PdfName.PAGE);
PdfDictionary dic = reader.GetPageN(page.IntValue + 1);
PdfArray annotsp = (PdfArray)PdfReader.GetPdfObject(dic.Get(PdfName.ANNOTS), dic);
if (annotsp == null) {
annotsp = new PdfArray();
dic.Put(PdfName.ANNOTS, annotsp);
MarkUsed(dic);
}
MarkUsed(annotsp);
annotsp.Add(obj);
}
}
/**
* @see com.lowagie.text.pdf.PdfDictionary#toPdf(com.lowagie.text.pdf.PdfWriter, java.io.OutputStream)
*/
public override void ToPdf(PdfWriter writer, Stream os)
{
if (inputStream != null && compressed)
{
Put(PdfName.FILTER, PdfName.FLATEDECODE);
}
PdfEncryption crypto = null;
if (writer != null)
{
crypto = writer.Encryption;
}
if (crypto != null)
{
PdfObject filter = Get(PdfName.FILTER);
if (filter != null)
{
if (PdfName.CRYPT.Equals(filter))
{
crypto = null;
}
else if (filter.IsArray())
{
PdfArray a = (PdfArray)filter;
if (!a.IsEmpty() && PdfName.CRYPT.Equals(a[0]))
{
crypto = null;
}
}
}
}
if (crypto != null && crypto.IsEmbeddedFilesOnly())
{
PdfArray filter = new PdfArray();
PdfArray decodeparms = new PdfArray();
PdfDictionary crypt = new PdfDictionary();
crypt.Put(PdfName.NAME, PdfName.STDCF);
filter.Add(PdfName.CRYPT);
decodeparms.Add(crypt);
if (compressed)
{
filter.Add(PdfName.FLATEDECODE);
decodeparms.Add(new PdfNull());
}
Put(PdfName.FILTER, filter);
Put(PdfName.DECODEPARMS, decodeparms);
}
PdfObject nn = Get(PdfName.LENGTH);
if (crypto != null && nn != null && nn.IsNumber())
{
int sz = ((PdfNumber)nn).IntValue;
Put(PdfName.LENGTH, new PdfNumber(crypto.CalculateStreamSize(sz)));
SuperToPdf(writer, os);
Put(PdfName.LENGTH, nn);
}
else
{
SuperToPdf(writer, os);
}
os.Write(STARTSTREAM, 0, STARTSTREAM.Length);
if (inputStream != null)
{
rawLength = 0;
ZDeflaterOutputStream def = null;
OutputStreamCounter osc = new OutputStreamCounter(os);
OutputStreamEncryption ose = null;
Stream fout = osc;
if (crypto != null)
{
fout = ose = crypto.GetEncryptionStream(fout);
}
if (compressed)
{
fout = def = new ZDeflaterOutputStream(fout, compressionLevel);
}
byte[] buf = new byte[4192];
while (true)
{
int n = inputStream.Read(buf, 0, buf.Length);
if (n <= 0)
{
break;
}
fout.Write(buf, 0, n);
rawLength += n;
}
if (def != null)
{
def.Finish();
}
if (ose != null)
{
ose.Finish();
}
inputStreamLength = (int)osc.Counter;
}
else
{
if (crypto == null)
{
if (streamBytes != null)
{
streamBytes.WriteTo(os);
}
else
{
os.Write(bytes, 0, bytes.Length);
}
}
else
{
byte[] b;
if (streamBytes != null)
{
b = crypto.EncryptByteArray(streamBytes.ToArray());
}
else
{
b = crypto.EncryptByteArray(bytes);
}
os.Write(b, 0, b.Length);
}
}
os.Write(ENDSTREAM, 0, ENDSTREAM.Length);
}
/**
* Signals that the <CODE>Document</CODE> has been opened and that
* <CODE>Elements</CODE> can be added.
* <P>
* When this method is called, the PDF-document header is
* written to the outputstream.
*/
public override void Open() {
base.Open();
pdf_version.WriteHeader(os);
body = new PdfBody(this);
if (IsPdfX() && ((PdfXConformanceImp)pdfIsoConformance).IsPdfX32002())
{
PdfDictionary sec = new PdfDictionary();
sec.Put(PdfName.GAMMA, new PdfArray(new float[]{2.2f,2.2f,2.2f}));
sec.Put(PdfName.MATRIX, new PdfArray(new float[]{0.4124f,0.2126f,0.0193f,0.3576f,0.7152f,0.1192f,0.1805f,0.0722f,0.9505f}));
sec.Put(PdfName.WHITEPOINT, new PdfArray(new float[]{0.9505f,1f,1.089f}));
PdfArray arr = new PdfArray(PdfName.CALRGB);
arr.Add(sec);
SetDefaultColorspace(PdfName.DEFAULTRGB, AddToBody(arr).IndirectReference);
}
}
public PdfDictionary GetEncryptionDictionary()
{
PdfDictionary dic = new PdfDictionary();
if (publicKeyHandler.GetRecipientsSize() > 0)
{
PdfArray recipients = null;
dic.Put(PdfName.FILTER, PdfName.PUBSEC);
dic.Put(PdfName.R, new PdfNumber(revision));
recipients = publicKeyHandler.GetEncodedRecipients();
if (revision == STANDARD_ENCRYPTION_40)
{
dic.Put(PdfName.V, new PdfNumber(1));
dic.Put(PdfName.SUBFILTER, PdfName.ADBE_PKCS7_S4);
dic.Put(PdfName.RECIPIENTS, recipients);
}
else if (revision == STANDARD_ENCRYPTION_128 && encryptMetadata)
{
dic.Put(PdfName.V, new PdfNumber(2));
dic.Put(PdfName.LENGTH, new PdfNumber(128));
dic.Put(PdfName.SUBFILTER, PdfName.ADBE_PKCS7_S4);
dic.Put(PdfName.RECIPIENTS, recipients);
}
else
{
dic.Put(PdfName.R, new PdfNumber(AES_128));
dic.Put(PdfName.V, new PdfNumber(4));
dic.Put(PdfName.SUBFILTER, PdfName.ADBE_PKCS7_S5);
PdfDictionary stdcf = new PdfDictionary();
stdcf.Put(PdfName.RECIPIENTS, recipients);
if (!encryptMetadata)
{
stdcf.Put(PdfName.ENCRYPTMETADATA, PdfBoolean.PDFFALSE);
}
if (revision == AES_128)
{
stdcf.Put(PdfName.CFM, PdfName.AESV2);
}
else
{
stdcf.Put(PdfName.CFM, PdfName.V2);
}
PdfDictionary cf = new PdfDictionary();
cf.Put(PdfName.DEFAULTCRYPTFILTER, stdcf);
dic.Put(PdfName.CF, cf);
if (embeddedFilesOnly)
{
dic.Put(PdfName.EFF, PdfName.DEFAULTCRYPTFILTER);
dic.Put(PdfName.STRF, PdfName.IDENTITY);
dic.Put(PdfName.STMF, PdfName.IDENTITY);
}
else
{
dic.Put(PdfName.STRF, PdfName.DEFAULTCRYPTFILTER);
dic.Put(PdfName.STMF, PdfName.DEFAULTCRYPTFILTER);
}
}
SHA1 sh = new SHA1CryptoServiceProvider();
byte[] encodedRecipient = null;
byte[] seed = publicKeyHandler.GetSeed();
sh.TransformBlock(seed, 0, seed.Length, seed, 0);
for (int i = 0; i < publicKeyHandler.GetRecipientsSize(); i++)
{
encodedRecipient = publicKeyHandler.GetEncodedRecipient(i);
sh.TransformBlock(encodedRecipient, 0, encodedRecipient.Length, encodedRecipient, 0);
}
if (!encryptMetadata)
{
sh.TransformBlock(metadataPad, 0, metadataPad.Length, metadataPad, 0);
}
sh.TransformFinalBlock(seed, 0, 0);
byte[] mdResult = sh.Hash;
SetupByEncryptionKey(mdResult, keyLength);
}
else
{
dic.Put(PdfName.FILTER, PdfName.STANDARD);
dic.Put(PdfName.O, new PdfLiteral(PdfContentByte.EscapeString(ownerKey)));
dic.Put(PdfName.U, new PdfLiteral(PdfContentByte.EscapeString(userKey)));
dic.Put(PdfName.P, new PdfNumber(permissions));
dic.Put(PdfName.R, new PdfNumber(revision));
if (revision == STANDARD_ENCRYPTION_40)
{
dic.Put(PdfName.V, new PdfNumber(1));
}
else if (revision == STANDARD_ENCRYPTION_128 && encryptMetadata)
{
dic.Put(PdfName.V, new PdfNumber(2));
dic.Put(PdfName.LENGTH, new PdfNumber(128));
}
else
{
if (!encryptMetadata)
{
dic.Put(PdfName.ENCRYPTMETADATA, PdfBoolean.PDFFALSE);
}
dic.Put(PdfName.R, new PdfNumber(AES_128));
dic.Put(PdfName.V, new PdfNumber(4));
dic.Put(PdfName.LENGTH, new PdfNumber(128));
PdfDictionary stdcf = new PdfDictionary();
stdcf.Put(PdfName.LENGTH, new PdfNumber(16));
if (embeddedFilesOnly)
{
stdcf.Put(PdfName.AUTHEVENT, PdfName.EFOPEN);
dic.Put(PdfName.EFF, PdfName.STDCF);
dic.Put(PdfName.STRF, PdfName.IDENTITY);
dic.Put(PdfName.STMF, PdfName.IDENTITY);
}
else
{
stdcf.Put(PdfName.AUTHEVENT, PdfName.DOCOPEN);
dic.Put(PdfName.STRF, PdfName.STDCF);
dic.Put(PdfName.STMF, PdfName.STDCF);
}
if (revision == AES_128)
{
stdcf.Put(PdfName.CFM, PdfName.AESV2);
}
else
{
stdcf.Put(PdfName.CFM, PdfName.V2);
}
PdfDictionary cf = new PdfDictionary();
cf.Put(PdfName.STDCF, stdcf);
dic.Put(PdfName.CF, cf);
}
}
return(dic);
}
/**
* Sets a collection of optional content groups whose states are intended to follow
* a "radio button" paradigm. That is, the state of at most one optional
* content group in the array should be ON at a time: if one group is turned
* ON, all others must be turned OFF.
* @param group the radio group
*/
public void AddOCGRadioGroup(List<PdfLayer> group) {
PdfArray ar = new PdfArray();
for (int k = 0; k < group.Count; ++k) {
PdfLayer layer = group[k];
if (layer.Title == null)
ar.Add(layer.Ref);
}
if (ar.Size == 0)
return;
OCGRadioGroup.Add(ar);
}
/**
* Constructs an <CODE>PdfArray</CODE>-object, containing all the <CODE>PdfObject</CODE>s in a given <CODE>PdfArray</CODE>.
*
* @param array a <CODE>PdfArray</CODE> that has to be added to the array
*/
public PdfArray(PdfArray array) : base(ARRAY)
{
arrayList = new List <PdfObject>(array.arrayList);
}
private void AddASEvent(PdfName eventa, PdfName category) {
PdfArray arr = new PdfArray();
foreach (PdfLayer layer in documentOCG.Keys) {
PdfDictionary usage = layer.GetAsDict(PdfName.USAGE);
if (usage != null && usage.Get(category) != null)
arr.Add(layer.Ref);
}
if (arr.Size == 0)
return;
PdfDictionary d = vOCProperties.GetAsDict(PdfName.D);
PdfArray arras = d.GetAsArray(PdfName.AS);
if (arras == null) {
arras = new PdfArray();
d.Put(PdfName.AS, arras);
}
PdfDictionary asa = new PdfDictionary();
asa.Put(PdfName.EVENT, eventa);
asa.Put(PdfName.CATEGORY, new PdfArray(category));
asa.Put(PdfName.OCGS, arr);
arras.Add(asa);
}
virtual public String[] GetFieldValues(String name)
{
PdfDictionary field = GetField(name);
if (field == null)
{
return new String[] { }
}
;
PdfObject v = GetPdfObject(field.Get(PdfName.V));
if (v == null)
{
return new String[] { }
}
;
if (v.IsName())
{
return new String[] { PdfName.DecodeName(((PdfName)v).ToString()) }
}
;
else if (v.IsString())
{
PdfString vs = (PdfString)v;
if (encoding == null || vs.Encoding != null)
{
return new String[] { vs.ToUnicodeString() }
}
;
byte[] b = vs.GetBytes();
if (b.Length >= 2 && b[0] == (byte)254 && b[1] == (byte)255)
{
return new String[] { vs.ToUnicodeString() }
}
;
try
{
if (encoding.Equals(PdfName.SHIFT_JIS))
{
return new String[] { Encoding.GetEncoding(932).GetString(b) }
}
;
else if (encoding.Equals(PdfName.UHC))
{
return new String[] { Encoding.GetEncoding(949).GetString(b) }
}
;
else if (encoding.Equals(PdfName.GBK))
{
return new String[] { Encoding.GetEncoding(936).GetString(b) }
}
;
else if (encoding.Equals(PdfName.BIGFIVE))
{
return new String[] { Encoding.GetEncoding(950).GetString(b) }
}
;
else if (encoding.Equals(PdfName.UTF_8))
{
return new String[] { Encoding.UTF8.GetString(b) }
}
;
}
catch
{
}
return(new String[] { vs.ToUnicodeString() });
}
else if (v.IsArray())
{
PdfArray vsArray = (PdfArray)v;
System.Collections.Generic.List <String> vals = new System.Collections.Generic.List <String>();
for (Int32 vsIdx = 0; vsIdx < vsArray.Size; vsIdx++)
{
if (vsArray[vsIdx] == null)
{
vals.Add("");
}
else if (vsArray[vsIdx].IsString())
{
PdfString vs = (PdfString)vsArray[vsIdx];
if (encoding == null || vs.Encoding != null)
{
vals.Add(vs.ToUnicodeString());
}
else
{
byte[] b1 = vs.GetBytes();
if (b1.Length >= 2 && b1[0] == (byte)254 && b1[1] == (byte)255)
{
vals.Add(vs.ToUnicodeString());
}
else
{
try
{
if (encoding.Equals(PdfName.SHIFT_JIS))
{
vals.Add(Encoding.GetEncoding(932).GetString(b1));
}
else if (encoding.Equals(PdfName.UHC))
{
vals.Add(Encoding.GetEncoding(949).GetString(b1));
}
else if (encoding.Equals(PdfName.GBK))
{
vals.Add(Encoding.GetEncoding(936).GetString(b1));
}
else if (encoding.Equals(PdfName.BIGFIVE))
{
vals.Add(Encoding.GetEncoding(950).GetString(b1));
}
else if (encoding.Equals(PdfName.UTF_8))
{
vals.Add(Encoding.UTF8.GetString(b1));
}
}
catch
{
}
}
}
}
else if (vsArray[vsIdx].IsName())
{
vals.Add(PdfName.DecodeName(((PdfName)vsArray[vsIdx]).ToString()));
}
}
return(vals.ToArray());
}
return(new String[] { });
}
internal ColorDetails AddSimplePatternColorspace(BaseColor color) {
int type = ExtendedColor.GetType(color);
if (type == ExtendedColor.TYPE_PATTERN || type == ExtendedColor.TYPE_SHADING)
throw new Exception(MessageLocalization.GetComposedMessage("an.uncolored.tile.pattern.can.not.have.another.pattern.or.shading.as.color"));
switch (type) {
case ExtendedColor.TYPE_RGB:
if (patternColorspaceRGB == null) {
patternColorspaceRGB = new ColorDetails(GetColorspaceName(), body.PdfIndirectReference, null);
PdfArray array = new PdfArray(PdfName.PATTERN);
array.Add(PdfName.DEVICERGB);
AddToBody(array, patternColorspaceRGB.IndirectReference);
}
return patternColorspaceRGB;
case ExtendedColor.TYPE_CMYK:
if (patternColorspaceCMYK == null) {
patternColorspaceCMYK = new ColorDetails(GetColorspaceName(), body.PdfIndirectReference, null);
PdfArray array = new PdfArray(PdfName.PATTERN);
array.Add(PdfName.DEVICECMYK);
AddToBody(array, patternColorspaceCMYK.IndirectReference);
}
return patternColorspaceCMYK;
case ExtendedColor.TYPE_GRAY:
if (patternColorspaceGRAY == null) {
patternColorspaceGRAY = new ColorDetails(GetColorspaceName(), body.PdfIndirectReference, null);
PdfArray array = new PdfArray(PdfName.PATTERN);
array.Add(PdfName.DEVICEGRAY);
AddToBody(array, patternColorspaceGRAY.IndirectReference);
}
return patternColorspaceGRAY;
case ExtendedColor.TYPE_SEPARATION: {
ColorDetails details = AddSimple(((SpotColor)color).PdfSpotColor);
ColorDetails patternDetails;
documentSpotPatterns.TryGetValue(details, out patternDetails);
if (patternDetails == null) {
patternDetails = new ColorDetails(GetColorspaceName(), body.PdfIndirectReference, null);
PdfArray array = new PdfArray(PdfName.PATTERN);
array.Add(details.IndirectReference);
AddToBody(array, patternDetails.IndirectReference);
documentSpotPatterns[details] = patternDetails;
}
return patternDetails;
}
default:
throw new Exception(MessageLocalization.GetComposedMessage("invalid.color.type"));
}
}
/** 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);
}
/**
* 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();
}
}
}
}
/**
* Translate a PRArray to a PdfArray. Also translate all of the objects contained
* in it
*/
protected PdfArray CopyArray(PdfArray inp)
{
return(CopyArray(inp, false, false));
}
