/**
* This method feeds in the source document
* @param reader The PDF reader containing the source document
* @throws DocumentException
*/
public void CopyDocumentFields(PdfReader reader)
{
if (!reader.IsOpenedWithFullPermissions)
{
throw new BadPasswordException("PdfReader not opened with owner password");
}
if (readers2intrefs.ContainsKey(reader))
{
reader = new PdfReader(reader);
}
else
{
if (reader.Tampered)
{
throw new DocumentException("The document was reused.");
}
reader.ConsolidateNamedDestinations();
reader.Tampered = true;
}
reader.ShuffleSubsetNames();
readers2intrefs[reader] = new IntHashtable();
fields.Add(reader.AcroFields);
UpdateCalculationOrder(reader);
}
internal void AddDocument(PdfReader reader)
{
if (!reader.IsOpenedWithFullPermissions)
{
throw new BadPasswordException("PdfReader not opened with owner password");
}
OpenDoc();
if (readers2intrefs.ContainsKey(reader))
{
reader = new PdfReader(reader);
}
else
{
if (reader.Tampered)
{
throw new DocumentException("The document was reused.");
}
reader.ConsolidateNamedDestinations();
reader.Tampered = true;
}
reader.ShuffleSubsetNames();
readers2intrefs[reader] = new IntHashtable();
readers.Add(reader);
int len = reader.NumberOfPages;
IntHashtable refs = new IntHashtable();
for (int p = 1; p <= len; ++p)
{
refs[reader.GetPageOrigRef(p).Number] = 1;
reader.ReleasePage(p);
}
pages2intrefs[reader] = refs;
visited[reader] = new IntHashtable();
fields.Add(reader.AcroFields);
UpdateCalculationOrder(reader);
}
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));
}
private void FillMetrics(byte[] touni, IntHashtable widths, int dw)
{
PdfContentParser ps = new PdfContentParser(new PRTokeniser(touni));
PdfObject ob = null;
PdfObject last = null;
while ((ob = ps.ReadPRObject()) != null)
{
if (ob.Type == PdfContentParser.COMMAND_TYPE)
{
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;
}
}
}
protected internal bool IsVisited(PdfReader reader, int number, int generation)
{
IntHashtable refs = (IntHashtable)readers2intrefs[reader];
return(refs.ContainsKey(number));
}
private static ArrayList BookmarkDepth(PdfReader reader, PdfDictionary outline, IntHashtable pages)
{
ArrayList list = new ArrayList();
while (outline != null)
{
Hashtable map = new Hashtable();
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.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);
}
list.Add(map);
outline = (PdfDictionary)PdfReader.GetPdfObjectRelease(outline.Get(PdfName.NEXT));
}
return(list);
}
internal static string ConvertToVCIDMetrics(int[] keys, IntHashtable v, IntHashtable h)
{
if (keys.Length == 0)
{
return(null);
}
int lastCid = 0;
int lastValue = 0;
int lastHValue = 0;
int start;
for (start = 0; start < keys.Length; ++start)
{
lastCid = keys[start];
lastValue = v[lastCid];
if (lastValue != 0)
{
++start;
break;
}
else
{
lastHValue = h[lastCid];
}
}
if (lastValue == 0)
{
return(null);
}
if (lastHValue == 0)
{
lastHValue = 1000;
}
StringBuilder buf = new StringBuilder();
buf.Append('[');
buf.Append(lastCid);
int state = FIRST;
for (int k = start; k < keys.Length; ++k)
{
int cid = keys[k];
int value = v[cid];
if (value == 0)
{
continue;
}
int hValue = h[lastCid];
if (hValue == 0)
{
hValue = 1000;
}
switch (state)
{
case FIRST: {
if (cid == lastCid + 1 && value == lastValue && hValue == lastHValue)
{
state = SERIAL;
}
else
{
buf.Append(' ').Append(lastCid).Append(' ').Append(-lastValue).Append(' ').Append(lastHValue / 2).Append(' ').Append(V1Y).Append(' ').Append(cid);
}
break;
}
case SERIAL: {
if (cid != lastCid + 1 || value != lastValue || hValue != lastHValue)
{
buf.Append(' ').Append(lastCid).Append(' ').Append(-lastValue).Append(' ').Append(lastHValue / 2).Append(' ').Append(V1Y).Append(' ').Append(cid);
state = FIRST;
}
break;
}
}
lastValue = value;
lastCid = cid;
lastHValue = hValue;
}
buf.Append(' ').Append(lastCid).Append(' ').Append(-lastValue).Append(' ').Append(lastHValue / 2).Append(' ').Append(V1Y).Append(" ]");
return(buf.ToString());
}
/** Creates a CJK font.
* @param fontName the name of the font
* @param enc the encoding of the font
* @param emb always <CODE>false</CODE>. CJK font and not embedded
* @throws DocumentException on error
* @throws IOException on error
*/
internal CJKFont(string fontName, string enc, bool emb)
{
LoadProperties();
this.FontType = FONT_TYPE_CJK;
string nameBase = GetBaseName(fontName);
if (!IsCJKFont(nameBase, enc))
{
throw new DocumentException("Font '" + fontName + "' with '" + enc + "' encoding is not a CJK font.");
}
if (nameBase.Length < fontName.Length)
{
style = fontName.Substring(nameBase.Length);
fontName = nameBase;
}
this.fontName = fontName;
encoding = CJK_ENCODING;
vertical = enc.EndsWith("V");
CMap = enc;
if (enc.StartsWith("Identity-"))
{
cidDirect = true;
string s = cjkFonts[fontName];
s = s.Substring(0, s.IndexOf('_'));
char[] c = (char[])allCMaps[s];
if (c == null)
{
c = ReadCMap(s);
if (c == null)
{
throw new DocumentException("The cmap " + s + " does not exist as a resource.");
}
c[CID_NEWLINE] = '\n';
allCMaps.Add(s, c);
}
translationMap = c;
}
else
{
char[] c = (char[])allCMaps[enc];
if (c == null)
{
string s = cjkEncodings[enc];
if (s == null)
{
throw new DocumentException("The resource cjkencodings.properties does not contain the encoding " + enc);
}
StringTokenizer tk = new StringTokenizer(s);
string nt = tk.NextToken();
c = (char[])allCMaps[nt];
if (c == null)
{
c = ReadCMap(nt);
allCMaps.Add(nt, c);
}
if (tk.HasMoreTokens())
{
string nt2 = tk.NextToken();
char[] m2 = ReadCMap(nt2);
for (int k = 0; k < 0x10000; ++k)
{
if (m2[k] == 0)
{
m2[k] = c[k];
}
}
allCMaps.Add(enc, m2);
c = m2;
}
}
translationMap = c;
}
fontDesc = (Hashtable)allFonts[fontName];
if (fontDesc == null)
{
fontDesc = ReadFontProperties(fontName);
allFonts.Add(fontName, fontDesc);
}
hMetrics = (IntHashtable)fontDesc["W"];
vMetrics = (IntHashtable)fontDesc["W2"];
}
/** Converts a <CODE>String</CODE> to a </CODE>byte</CODE> array according
* to the font's encoding.
* @return an array of <CODE>byte</CODE> representing the conversion according to the font's encoding
* @param encoding the encoding
* @param char1 the <CODE>char</CODE> to be converted
*/
public static byte[] ConvertToBytes(char char1, String encoding)
{
if (encoding == null || encoding.Length == 0)
{
return new byte[] { (byte)char1 }
}
;
IExtraEncoding extra = (IExtraEncoding)extraEncodings[encoding.ToLower(System.Globalization.CultureInfo.InvariantCulture)];
if (extra != null)
{
byte[] b = extra.CharToByte(char1, encoding);
if (b != null)
{
return(b);
}
}
IntHashtable hash = null;
if (encoding.Equals(BaseFont.WINANSI))
{
hash = winansi;
}
else if (encoding.Equals(PdfObject.TEXT_PDFDOCENCODING))
{
hash = pdfEncoding;
}
if (hash != null)
{
int c = 0;
if (char1 < 128 || (char1 > 160 && char1 <= 255))
{
c = char1;
}
else
{
c = hash[char1];
}
if (c != 0)
{
return new byte[] { (byte)c }
}
;
else
{
return(new byte[0]);
}
}
Encoding encw = IanaEncodings.GetEncodingEncoding(encoding);
byte[] preamble = encw.GetPreamble();
char[] text = new char[] { char1 };
if (preamble.Length == 0)
{
return(encw.GetBytes(text));
}
byte[] encoded = encw.GetBytes(text);
byte[] total = new byte[encoded.Length + preamble.Length];
Array.Copy(preamble, 0, total, 0, preamble.Length);
Array.Copy(encoded, 0, total, preamble.Length, encoded.Length);
return(total);
}
/**
* Converts a <CODE>string</CODE> to a </CODE>byte</CODE> array according
* to the font's encoding.
* @param text the <CODE>string</CODE> to be converted
* @return an array of <CODE>byte</CODE> representing the conversion according to the font's encoding
*/
public static byte[] ConvertToBytes(string text, string encoding)
{
if (text == null)
{
return(new byte[0]);
}
if (encoding == null || encoding.Length == 0)
{
int len = text.Length;
byte[] b = new byte[len];
for (int k = 0; k < len; ++k)
{
b[k] = (byte)text[k];
}
return(b);
}
IExtraEncoding extra = (IExtraEncoding)extraEncodings[encoding.ToLower(System.Globalization.CultureInfo.InvariantCulture)];
if (extra != null)
{
byte[] b = extra.CharToByte(text, encoding);
if (b != null)
{
return(b);
}
}
IntHashtable hash = null;
if (encoding.Equals(BaseFont.CP1252))
{
hash = winansi;
}
else if (encoding.Equals(PdfObject.TEXT_PDFDOCENCODING))
{
hash = pdfEncoding;
}
if (hash != null)
{
char[] cc = text.ToCharArray();
int len = cc.Length;
int ptr = 0;
byte[] b = new byte[len];
int c = 0;
for (int k = 0; k < len; ++k)
{
char char1 = cc[k];
if (char1 < 128 || (char1 > 160 && char1 <= 255))
{
c = char1;
}
else
{
c = hash[char1];
}
if (c != 0)
{
b[ptr++] = (byte)c;
}
}
if (ptr == len)
{
return(b);
}
byte[] b2 = new byte[ptr];
Array.Copy(b, 0, b2, 0, ptr);
return(b2);
}
Encoding encw = IanaEncodings.GetEncodingEncoding(encoding);
byte[] preamble = encw.GetPreamble();
if (preamble.Length == 0)
{
return(encw.GetBytes(text));
}
byte[] encoded = encw.GetBytes(text);
byte[] total = new byte[encoded.Length + preamble.Length];
Array.Copy(preamble, 0, total, 0, preamble.Length);
Array.Copy(encoded, 0, total, preamble.Length, encoded.Length);
return(total);
}
