/** Creates a JavaScript action. If the JavaScript is smaller than
* 50 characters it will be placed as a string, otherwise it will
* be placed as a compressed stream.
* @param code the JavaScript code
* @param writer the writer for this action
* @param unicode select JavaScript unicode. Note that the internal
* Acrobat JavaScript engine does not support unicode,
* so this may or may not work for you
* @return the JavaScript action
*/
public static PdfAction JavaScript(string code, PdfWriter writer, bool unicode)
{
PdfAction js = new PdfAction();
js.Put(PdfName.S, PdfName.JAVASCRIPT);
if (unicode && code.Length < 50)
{
js.Put(PdfName.JS, new PdfString(code, PdfObject.TEXT_UNICODE));
}
else if (!unicode && code.Length < 100)
{
js.Put(PdfName.JS, new PdfString(code));
}
else
{
try {
byte[] b = PdfEncodings.ConvertToBytes(code, unicode ? PdfObject.TEXT_UNICODE : PdfObject.TEXT_PDFDOCENCODING);
PdfStream stream = new PdfStream(b);
stream.FlateCompress(writer.CompressionLevel);
js.Put(PdfName.JS, writer.AddToBody(stream).IndirectReference);
}
catch {
js.Put(PdfName.JS, new PdfString(code));
}
}
return(js);
}
/**
* Gets the stream representing this object.
*
* @param compressionLevel the compressionLevel
* @return the stream representing this template
* @since 2.1.3 (replacing the method without param compressionLevel)
* @throws IOException
*/
internal override PdfStream GetFormXObject(int compressionLevel)
{
PdfStream s = new PdfStream(content.ToByteArray());
s.Put(PdfName.TYPE, PdfName.XOBJECT);
s.Put(PdfName.SUBTYPE, PdfName.PS);
s.FlateCompress(compressionLevel);
return(s);
}
/**
* Sets the XFA key from a byte array. The old XFA is erased.
* @param form the data
* @param reader the reader
* @param writer the writer
* @throws java.io.IOException on error
*/
public static void SetXfa(XfaForm form, PdfReader reader, PdfWriter writer)
{
PdfDictionary af = (PdfDictionary)PdfReader.GetPdfObjectRelease(reader.Catalog.Get(PdfName.ACROFORM));
if (af == null)
{
return;
}
PdfObject xfa = GetXfaObject(reader);
if (xfa.IsArray())
{
PdfArray ar = (PdfArray)xfa;
int t = -1;
int d = -1;
for (int k = 0; k < ar.Size; k += 2)
{
PdfString s = ar.GetAsString(k);
if ("template".Equals(s.ToString()))
{
t = k + 1;
}
if ("datasets".Equals(s.ToString()))
{
d = k + 1;
}
}
if (t > -1 && d > -1)
{
reader.KillXref(ar.GetAsIndirectObject(t));
reader.KillXref(ar.GetAsIndirectObject(d));
PdfStream tStream = new PdfStream(SerializeDoc(form.templateNode));
tStream.FlateCompress(writer.CompressionLevel);
ar[t] = writer.AddToBody(tStream).IndirectReference;
PdfStream dStream = new PdfStream(SerializeDoc(form.datasetsNode));
dStream.FlateCompress(writer.CompressionLevel);
ar[d] = writer.AddToBody(dStream).IndirectReference;
af.Put(PdfName.XFA, new PdfArray(ar));
return;
}
}
reader.KillXref(af.Get(PdfName.XFA));
PdfStream str = new PdfStream(SerializeDoc(form.domDocument));
str.FlateCompress(writer.CompressionLevel);
PdfIndirectReference refe = writer.AddToBody(str).IndirectReference;
af.Put(PdfName.XFA, refe);
}
/** Creates a ToUnicode CMap to allow copy and paste from Acrobat.
* @param metrics metrics[0] contains the glyph index and metrics[2]
* contains the Unicode code
* @throws DocumentException on error
* @return the stream representing this CMap or <CODE>null</CODE>
*/
private PdfStream GetToUnicode(Object[] metrics)
{
if (metrics.Length == 0)
{
return(null);
}
StringBuilder buf = new StringBuilder(
"/CIDInit /ProcSet findresource begin\n" +
"12 dict begin\n" +
"begincmap\n" +
"/CIDSystemInfo\n" +
"<< /Registry (TTX+0)\n" +
"/Ordering (T42UV)\n" +
"/Supplement 0\n" +
">> def\n" +
"/CMapName /TTX+0 def\n" +
"/CMapType 2 def\n" +
"1 begincodespacerange\n" +
"<0000><FFFF>\n" +
"endcodespacerange\n");
int size = 0;
for (int k = 0; k < metrics.Length; ++k)
{
if (size == 0)
{
if (k != 0)
{
buf.Append("endbfrange\n");
}
size = Math.Min(100, metrics.Length - k);
buf.Append(size).Append(" beginbfrange\n");
}
--size;
int[] metric = (int[])metrics[k];
string fromTo = ToHex(metric[0]);
buf.Append(fromTo).Append(fromTo).Append(ToHex(metric[2])).Append('\n');
}
buf.Append(
"endbfrange\n" +
"endcmap\n" +
"CMapName currentdict /CMap defineresource pop\n" +
"end end\n");
string s = buf.ToString();
PdfStream stream = new PdfStream(PdfEncodings.ConvertToBytes(s, null));
stream.FlateCompress(compressionLevel);
return(stream);
}
/**
* Returns the CrossReferenceTable of the <CODE>Body</CODE>.
* @param os
* @param root
* @param info
* @param encryption
* @param fileID
* @param prevxref
* @throws IOException
*/
internal void WriteCrossReferenceTable(Stream os, PdfIndirectReference root, PdfIndirectReference info, PdfIndirectReference encryption, PdfObject fileID, int prevxref)
{
int refNumber = 0;
if (writer.FullCompression) {
FlushObjStm();
refNumber = IndirectReferenceNumber;
xrefs[new PdfCrossReference(refNumber, position)] = null;
}
int first = ((PdfCrossReference)xrefs.GetMinKey()).Refnum;
int len = 0;
ArrayList sections = new ArrayList();
foreach (PdfCrossReference entry in xrefs.Keys) {
if (first + len == entry.Refnum)
++len;
else {
sections.Add(first);
sections.Add(len);
first = entry.Refnum;
len = 1;
}
}
sections.Add(first);
sections.Add(len);
if (writer.FullCompression) {
int mid = 4;
uint mask = 0xff000000;
for (; mid > 1; --mid) {
if ((mask & position) != 0)
break;
mask >>= 8;
}
ByteBuffer buf = new ByteBuffer();
foreach (PdfCrossReference entry in xrefs.Keys) {
entry.ToPdf(mid, buf);
}
PdfStream xr = new PdfStream(buf.ToByteArray());
buf = null;
xr.FlateCompress(writer.CompressionLevel);
xr.Put(PdfName.SIZE, new PdfNumber(Size));
xr.Put(PdfName.ROOT, root);
if (info != null) {
xr.Put(PdfName.INFO, info);
}
if (encryption != null)
xr.Put(PdfName.ENCRYPT, encryption);
if (fileID != null)
xr.Put(PdfName.ID, fileID);
xr.Put(PdfName.W, new PdfArray(new int[]{1, mid, 2}));
xr.Put(PdfName.TYPE, PdfName.XREF);
PdfArray idx = new PdfArray();
for (int k = 0; k < sections.Count; ++k)
idx.Add(new PdfNumber((int)sections[k]));
xr.Put(PdfName.INDEX, idx);
if (prevxref > 0)
xr.Put(PdfName.PREV, new PdfNumber(prevxref));
PdfEncryption enc = writer.crypto;
writer.crypto = null;
PdfIndirectObject indirect = new PdfIndirectObject(refNumber, xr, writer);
indirect.WriteTo(writer.Os);
writer.crypto = enc;
}
else {
byte[] tmp = GetISOBytes("xref\n");
os.Write(tmp, 0, tmp.Length);
IEnumerator i = xrefs.Keys;
i.MoveNext();
for (int k = 0; k < sections.Count; k += 2) {
first = (int)sections[k];
len = (int)sections[k + 1];
tmp = GetISOBytes(first.ToString());
os.Write(tmp, 0, tmp.Length);
os.WriteByte((byte)' ');
tmp = GetISOBytes(len.ToString());
os.Write(tmp, 0, tmp.Length);
os.WriteByte((byte)'\n');
while (len-- > 0) {
((PdfCrossReference)i.Current).ToPdf(os);
i.MoveNext();
}
}
}
}
internal void FlushObjStm()
{
if (numObj == 0)
return;
int first = index.Size;
index.Append(streamObjects);
PdfStream stream = new PdfStream(index.ToByteArray());
stream.FlateCompress(writer.CompressionLevel);
stream.Put(PdfName.TYPE, PdfName.OBJSTM);
stream.Put(PdfName.N, new PdfNumber(numObj));
stream.Put(PdfName.FIRST, new PdfNumber(first));
Add(stream, currentObjNum);
index = null;
streamObjects = null;
numObj = 0;
}
/** Creates a ToUnicode CMap to allow copy and paste from Acrobat.
* @param metrics metrics[0] contains the glyph index and metrics[2]
* contains the Unicode code
* @throws DocumentException on error
* @return the stream representing this CMap or <CODE>null</CODE>
*/
private PdfStream GetToUnicode(Object[] metrics)
{
if (metrics.Length == 0)
return null;
StringBuilder buf = new StringBuilder(
"/CIDInit /ProcSet findresource begin\n" +
"12 dict begin\n" +
"begincmap\n" +
"/CIDSystemInfo\n" +
"<< /Registry (TTX+0)\n" +
"/Ordering (T42UV)\n" +
"/Supplement 0\n" +
">> def\n" +
"/CMapName /TTX+0 def\n" +
"/CMapType 2 def\n" +
"1 begincodespacerange\n" +
"<0000><FFFF>\n" +
"endcodespacerange\n");
int size = 0;
for (int k = 0; k < metrics.Length; ++k) {
if (size == 0) {
if (k != 0) {
buf.Append("endbfrange\n");
}
size = Math.Min(100, metrics.Length - k);
buf.Append(size).Append(" beginbfrange\n");
}
--size;
int[] metric = (int[])metrics[k];
string fromTo = ToHex(metric[0]);
buf.Append(fromTo).Append(fromTo).Append(ToHex(metric[2])).Append('\n');
}
buf.Append(
"endbfrange\n" +
"endcmap\n" +
"CMapName currentdict /CMap defineresource pop\n" +
"end end\n");
string s = buf.ToString();
PdfStream stream = new PdfStream(PdfEncodings.ConvertToBytes(s, null));
stream.FlateCompress(compressionLevel);
return stream;
}
/** Outputs to the writer the font dictionaries and streams.
* @param writer the writer for this document
* @param ref the font indirect reference
* @param parms several parameters that depend on the font type
* @throws IOException on error
* @throws DocumentException error in generating the object
*/
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piref, Object[] parms)
{
Hashtable longTag = (Hashtable)parms[0];
AddRangeUni(longTag, true, subset);
ArrayList tmp = new ArrayList();
foreach (object o in longTag.Values) {
tmp.Add(o);
}
Object[] metrics = tmp.ToArray();
Array.Sort(metrics, this);
PdfIndirectReference ind_font = null;
PdfObject pobj = null;
PdfIndirectObject obj = null;
PdfIndirectReference cidset = null;
if (writer.PDFXConformance == PdfWriter.PDFA1A || writer.PDFXConformance == PdfWriter.PDFA1B) {
PdfStream stream;
if (metrics.Length == 0) {
stream = new PdfStream(new byte[]{(byte)0x80});
}
else {
int top = ((int[])metrics[metrics.Length - 1])[0];
byte[] bt = new byte[top / 8 + 1];
for (int k = 0; k < metrics.Length; ++k) {
int v = ((int[])metrics[k])[0];
bt[v / 8] |= rotbits[v % 8];
}
stream = new PdfStream(bt);
stream.FlateCompress(compressionLevel);
}
cidset = writer.AddToBody(stream).IndirectReference;
}
// sivan: cff
if (cff) {
byte[] b = ReadCffFont();
if (subset || subsetRanges != null) {
CFFFontSubset cffs = new CFFFontSubset(new RandomAccessFileOrArray(b),longTag);
b = cffs.Process((cffs.GetNames())[0] );
}
pobj = new StreamFont(b, "CIDFontType0C", compressionLevel);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
} else {
byte[] b;
if (subset || directoryOffset != 0) {
TrueTypeFontSubSet sb = new TrueTypeFontSubSet(fileName, new RandomAccessFileOrArray(rf), longTag, directoryOffset, false, false);
b = sb.Process();
}
else {
b = GetFullFont();
}
int[] lengths = new int[]{b.Length};
pobj = new StreamFont(b, lengths, compressionLevel);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
}
String subsetPrefix = "";
if (subset)
subsetPrefix = CreateSubsetPrefix();
PdfDictionary dic = GetFontDescriptor(ind_font, subsetPrefix, cidset);
obj = writer.AddToBody(dic);
ind_font = obj.IndirectReference;
pobj = GetCIDFontType2(ind_font, subsetPrefix, metrics);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
pobj = GetToUnicode(metrics);
PdfIndirectReference toUnicodeRef = null;
if (pobj != null) {
obj = writer.AddToBody(pobj);
toUnicodeRef = obj.IndirectReference;
}
pobj = GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef);
writer.AddToBody(pobj, piref);
}
/** Outputs to the writer the font dictionaries and streams.
* @param writer the writer for this document
* @param ref the font indirect reference
* @param parms several parameters that depend on the font type
* @throws IOException on error
* @throws DocumentException error in generating the object
*/
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piref, Object[] parms)
{
Hashtable longTag = (Hashtable)parms[0];
AddRangeUni(longTag, true, subset);
ArrayList tmp = new ArrayList();
foreach (object o in longTag.Values)
{
tmp.Add(o);
}
Object[] metrics = tmp.ToArray();
Array.Sort(metrics, this);
PdfIndirectReference ind_font = null;
PdfObject pobj = null;
PdfIndirectObject obj = null;
PdfIndirectReference cidset = null;
if (writer.PDFXConformance == PdfWriter.PDFA1A || writer.PDFXConformance == PdfWriter.PDFA1B)
{
PdfStream stream;
if (metrics.Length == 0)
{
stream = new PdfStream(new byte[] { (byte)0x80 });
}
else
{
int top = ((int[])metrics[metrics.Length - 1])[0];
byte[] bt = new byte[top / 8 + 1];
for (int k = 0; k < metrics.Length; ++k)
{
int v = ((int[])metrics[k])[0];
bt[v / 8] |= rotbits[v % 8];
}
stream = new PdfStream(bt);
stream.FlateCompress(compressionLevel);
}
cidset = writer.AddToBody(stream).IndirectReference;
}
// sivan: cff
if (cff)
{
byte[] b = ReadCffFont();
if (subset || subsetRanges != null)
{
CFFFontSubset cffs = new CFFFontSubset(new RandomAccessFileOrArray(b), longTag);
b = cffs.Process((cffs.GetNames())[0]);
}
pobj = new StreamFont(b, "CIDFontType0C", compressionLevel);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
}
else
{
byte[] b;
if (subset || directoryOffset != 0)
{
TrueTypeFontSubSet sb = new TrueTypeFontSubSet(fileName, new RandomAccessFileOrArray(rf), longTag, directoryOffset, false, false);
b = sb.Process();
}
else
{
b = GetFullFont();
}
int[] lengths = new int[] { b.Length };
pobj = new StreamFont(b, lengths, compressionLevel);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
}
String subsetPrefix = "";
if (subset)
{
subsetPrefix = CreateSubsetPrefix();
}
PdfDictionary dic = GetFontDescriptor(ind_font, subsetPrefix, cidset);
obj = writer.AddToBody(dic);
ind_font = obj.IndirectReference;
pobj = GetCIDFontType2(ind_font, subsetPrefix, metrics);
obj = writer.AddToBody(pobj);
ind_font = obj.IndirectReference;
pobj = GetToUnicode(metrics);
PdfIndirectReference toUnicodeRef = null;
if (pobj != null)
{
obj = writer.AddToBody(pobj);
toUnicodeRef = obj.IndirectReference;
}
pobj = GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef);
writer.AddToBody(pobj, piref);
}
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);
}
internal void AlterContents()
{
foreach (PageStamp ps in pagesToContent.Values) {
PdfDictionary pageN = ps.pageN;
MarkUsed(pageN);
PdfArray ar = null;
PdfObject content = PdfReader.GetPdfObject(pageN.Get(PdfName.CONTENTS), pageN);
if (content == null) {
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
else if (content.IsArray()) {
ar = (PdfArray)content;
MarkUsed(ar);
}
else if (content.IsStream()) {
ar = new PdfArray();
ar.Add(pageN.Get(PdfName.CONTENTS));
pageN.Put(PdfName.CONTENTS, ar);
}
else {
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
ByteBuffer out_p = new ByteBuffer();
if (ps.under != null) {
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(ps.under.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
}
if (ps.over != null)
out_p.Append(PdfContents.SAVESTATE);
PdfStream stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(compressionLevel);
ar.AddFirst(AddToBody(stream).IndirectReference);
out_p.Reset();
if (ps.over != null) {
out_p.Append(' ');
out_p.Append(PdfContents.RESTORESTATE);
ByteBuffer buf = ps.over.InternalBuffer;
out_p.Append(buf.Buffer, 0, ps.replacePoint);
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(buf.Buffer, ps.replacePoint, buf.Size - ps.replacePoint);
out_p.Append(PdfContents.RESTORESTATE);
stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(compressionLevel);
ar.Add(AddToBody(stream).IndirectReference);
}
AlterResources(ps);
}
}
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piRef, Object[] oParams)
{
if (this.writer != writer)
throw new ArgumentException("Type3 font used with the wrong PdfWriter");
// Get first & lastchar ...
int firstChar = 0;
while( firstChar < usedSlot.Length && !usedSlot[firstChar] ) firstChar++;
if ( firstChar == usedSlot.Length ) {
throw new DocumentException( "No glyphs defined for Type3 font" );
}
int lastChar = usedSlot.Length - 1;
while( lastChar >= firstChar && !usedSlot[lastChar] ) lastChar--;
int[] widths = new int[lastChar - firstChar + 1];
int[] invOrd = new int[lastChar - firstChar + 1];
int invOrdIndx = 0, w = 0;
for( int u = firstChar; u<=lastChar; u++, w++ ) {
if ( usedSlot[u] ) {
invOrd[invOrdIndx++] = u;
widths[w] = widths3[u];
}
}
PdfArray diffs = new PdfArray();
PdfDictionary charprocs = new PdfDictionary();
int last = -1;
for (int k = 0; k < invOrdIndx; ++k) {
int c = invOrd[k];
if (c > last) {
last = c;
diffs.Add(new PdfNumber(last));
}
++last;
int c2 = invOrd[k];
String s = GlyphList.UnicodeToName(c2);
if (s == null)
s = "a" + c2;
PdfName n = new PdfName(s);
diffs.Add(n);
Type3Glyph glyph = (Type3Glyph)char2glyph[(char)c2];
PdfStream stream = new PdfStream(glyph.ToPdf(null));
stream.FlateCompress(compressionLevel);
PdfIndirectReference refp = writer.AddToBody(stream).IndirectReference;
charprocs.Put(n, refp);
}
PdfDictionary font = new PdfDictionary(PdfName.FONT);
font.Put(PdfName.SUBTYPE, PdfName.TYPE3);
if (colorized)
font.Put(PdfName.FONTBBOX, new PdfRectangle(0, 0, 0, 0));
else
font.Put(PdfName.FONTBBOX, new PdfRectangle(llx, lly, urx, ury));
font.Put(PdfName.FONTMATRIX, new PdfArray(new float[]{0.001f, 0, 0, 0.001f, 0, 0}));
font.Put(PdfName.CHARPROCS, writer.AddToBody(charprocs).IndirectReference);
PdfDictionary encoding = new PdfDictionary();
encoding.Put(PdfName.DIFFERENCES, diffs);
font.Put(PdfName.ENCODING, writer.AddToBody(encoding).IndirectReference);
font.Put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
font.Put(PdfName.LASTCHAR, new PdfNumber(lastChar));
font.Put(PdfName.WIDTHS, writer.AddToBody(new PdfArray(widths)).IndirectReference);
if (pageResources.HasResources())
font.Put(PdfName.RESOURCES, writer.AddToBody(pageResources.Resources).IndirectReference);
writer.AddToBody(font, piRef);
}
/** Creates a JavaScript action. If the JavaScript is smaller than
* 50 characters it will be placed as a string, otherwise it will
* be placed as a compressed stream.
* @param code the JavaScript code
* @param writer the writer for this action
* @param unicode select JavaScript unicode. Note that the internal
* Acrobat JavaScript engine does not support unicode,
* so this may or may not work for you
* @return the JavaScript action
*/
public static PdfAction JavaScript(string code, PdfWriter writer, bool unicode)
{
PdfAction js = new PdfAction();
js.Put(PdfName.S, PdfName.JAVASCRIPT);
if (unicode && code.Length < 50) {
js.Put(PdfName.JS, new PdfString(code, PdfObject.TEXT_UNICODE));
}
else if (!unicode && code.Length < 100) {
js.Put(PdfName.JS, new PdfString(code));
}
else {
try {
byte[] b = PdfEncodings.ConvertToBytes(code, unicode ? PdfObject.TEXT_UNICODE : PdfObject.TEXT_PDFDOCENCODING);
PdfStream stream = new PdfStream(b);
stream.FlateCompress(writer.CompressionLevel);
js.Put(PdfName.JS, writer.AddToBody(stream).IndirectReference);
}
catch {
js.Put(PdfName.JS, new PdfString(code));
}
}
return js;
}
public void AlterContents()
{
if (over == null && under == null)
{
return;
}
PdfArray ar = null;
PdfObject content = PdfReader.GetPdfObject(pageN.Get(PdfName.CONTENTS), pageN);
if (content == null)
{
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
else if (content.IsArray())
{
ar = (PdfArray)content;
}
else if (content.IsStream())
{
ar = new PdfArray();
ar.Add(pageN.Get(PdfName.CONTENTS));
pageN.Put(PdfName.CONTENTS, ar);
}
else
{
ar = new PdfArray();
pageN.Put(PdfName.CONTENTS, ar);
}
ByteBuffer out_p = new ByteBuffer();
if (under != null)
{
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(under.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
}
if (over != null)
{
out_p.Append(PdfContents.SAVESTATE);
}
PdfStream stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(cstp.CompressionLevel);
PdfIndirectReference ref1 = cstp.AddToBody(stream).IndirectReference;
ar.AddFirst(ref1);
out_p.Reset();
if (over != null)
{
out_p.Append(' ');
out_p.Append(PdfContents.RESTORESTATE);
out_p.Append(PdfContents.SAVESTATE);
ApplyRotation(pageN, out_p);
out_p.Append(over.InternalBuffer);
out_p.Append(PdfContents.RESTORESTATE);
stream = new PdfStream(out_p.ToByteArray());
stream.FlateCompress(cstp.CompressionLevel);
ar.Add(cstp.AddToBody(stream).IndirectReference);
}
pageN.Put(PdfName.RESOURCES, pageResources.Resources);
}
/**
* Sets the XFA key from a byte array. The old XFA is erased.
* @param form the data
* @param reader the reader
* @param writer the writer
* @throws java.io.IOException on error
*/
public static void SetXfa(XfaForm form, PdfReader reader, PdfWriter writer)
{
PdfDictionary af = (PdfDictionary)PdfReader.GetPdfObjectRelease(reader.Catalog.Get(PdfName.ACROFORM));
if (af == null) {
return;
}
PdfObject xfa = GetXfaObject(reader);
if (xfa.IsArray()) {
PdfArray ar = (PdfArray)xfa;
int t = -1;
int d = -1;
for (int k = 0; k < ar.Size; k += 2) {
PdfString s = ar.GetAsString(k);
if ("template".Equals(s.ToString())) {
t = k + 1;
}
if ("datasets".Equals(s.ToString())) {
d = k + 1;
}
}
if (t > -1 && d > -1) {
reader.KillXref(ar.GetAsIndirectObject(t));
reader.KillXref(ar.GetAsIndirectObject(d));
PdfStream tStream = new PdfStream(SerializeDoc(form.templateNode));
tStream.FlateCompress(writer.CompressionLevel);
ar[t] = writer.AddToBody(tStream).IndirectReference;
PdfStream dStream = new PdfStream(SerializeDoc(form.datasetsNode));
dStream.FlateCompress(writer.CompressionLevel);
ar[d] = writer.AddToBody(dStream).IndirectReference;
af.Put(PdfName.XFA, new PdfArray(ar));
return;
}
}
reader.KillXref(af.Get(PdfName.XFA));
PdfStream str = new PdfStream(SerializeDoc(form.domDocument));
str.FlateCompress(writer.CompressionLevel);
PdfIndirectReference refe = writer.AddToBody(str).IndirectReference;
af.Put(PdfName.XFA, refe);
}
internal override void WriteFont(PdfWriter writer, PdfIndirectReference piRef, Object[] oParams)
{
if (this.writer != writer)
{
throw new ArgumentException("Type3 font used with the wrong PdfWriter");
}
// Get first & lastchar ...
int firstChar = 0;
while (firstChar < usedSlot.Length && !usedSlot[firstChar])
{
firstChar++;
}
if (firstChar == usedSlot.Length)
{
throw new DocumentException("No glyphs defined for Type3 font");
}
int lastChar = usedSlot.Length - 1;
while (lastChar >= firstChar && !usedSlot[lastChar])
{
lastChar--;
}
int[] widths = new int[lastChar - firstChar + 1];
int[] invOrd = new int[lastChar - firstChar + 1];
int invOrdIndx = 0, w = 0;
for (int u = firstChar; u <= lastChar; u++, w++)
{
if (usedSlot[u])
{
invOrd[invOrdIndx++] = u;
widths[w] = widths3[u];
}
}
PdfArray diffs = new PdfArray();
PdfDictionary charprocs = new PdfDictionary();
int last = -1;
for (int k = 0; k < invOrdIndx; ++k)
{
int c = invOrd[k];
if (c > last)
{
last = c;
diffs.Add(new PdfNumber(last));
}
++last;
int c2 = invOrd[k];
String s = GlyphList.UnicodeToName(c2);
if (s == null)
{
s = "a" + c2;
}
PdfName n = new PdfName(s);
diffs.Add(n);
Type3Glyph glyph = (Type3Glyph)char2glyph[(char)c2];
PdfStream stream = new PdfStream(glyph.ToPdf(null));
stream.FlateCompress(compressionLevel);
PdfIndirectReference refp = writer.AddToBody(stream).IndirectReference;
charprocs.Put(n, refp);
}
PdfDictionary font = new PdfDictionary(PdfName.FONT);
font.Put(PdfName.SUBTYPE, PdfName.TYPE3);
if (colorized)
{
font.Put(PdfName.FONTBBOX, new PdfRectangle(0, 0, 0, 0));
}
else
{
font.Put(PdfName.FONTBBOX, new PdfRectangle(llx, lly, urx, ury));
}
font.Put(PdfName.FONTMATRIX, new PdfArray(new float[] { 0.001f, 0, 0, 0.001f, 0, 0 }));
font.Put(PdfName.CHARPROCS, writer.AddToBody(charprocs).IndirectReference);
PdfDictionary encoding = new PdfDictionary();
encoding.Put(PdfName.DIFFERENCES, diffs);
font.Put(PdfName.ENCODING, writer.AddToBody(encoding).IndirectReference);
font.Put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
font.Put(PdfName.LASTCHAR, new PdfNumber(lastChar));
font.Put(PdfName.WIDTHS, writer.AddToBody(new PdfArray(widths)).IndirectReference);
if (pageResources.HasResources())
{
font.Put(PdfName.RESOURCES, writer.AddToBody(pageResources.Resources).IndirectReference);
}
writer.AddToBody(font, piRef);
}
/**
* Gets the stream representing this object.
*
* @param compressionLevel the compressionLevel
* @return the stream representing this template
* @since 2.1.3 (replacing the method without param compressionLevel)
* @throws IOException
*/
internal override PdfStream GetFormXObject(int compressionLevel)
{
PdfStream s = new PdfStream(content.ToByteArray());
s.Put(PdfName.TYPE, PdfName.XOBJECT);
s.Put(PdfName.SUBTYPE, PdfName.PS);
s.FlateCompress(compressionLevel);
return s;
}