/*
* $Id: DocumentFont.java 4859 2011-05-08 11:02:19Z psoares33 $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2011 1T3XT BVBA
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT,
* 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.text.pdf;
import java.io.IOException;
import java.util.HashMap;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.ExceptionConverter;
import com.itextpdf.text.pdf.fonts.cmaps.CMap;
import com.itextpdf.text.pdf.fonts.cmaps.CMapParser;
import java.io.ByteArrayInputStream;
/**
*
* @author psoares
*/
public class DocumentFont extends BaseFont {
// code, [glyph, width]
private HashMap<Integer, int[]> metrics = new HashMap<Integer, int[]>();
private String fontName;
private PRIndirectReference refFont;
private PdfDictionary font;
private IntHashtable uni2byte = new IntHashtable();
private IntHashtable diffmap;
private float Ascender = 800;
private float CapHeight = 700;
private float Descender = -200;
private float ItalicAngle = 0;
private float llx = -50;
private float lly = -200;
private float urx = 100;
private float ury = 900;
private boolean isType0 = false;
private BaseFont cjkMirror;
private static String cjkNames[] = {"HeiseiMin-W3", "HeiseiKakuGo-W5", "STSong-Light", "MHei-Medium",
"MSung-Light", "HYGoThic-Medium", "HYSMyeongJo-Medium", "MSungStd-Light", "STSongStd-Light",
"HYSMyeongJoStd-Medium", "KozMinPro-Regular"};
private static String cjkEncs[] = {"UniJIS-UCS2-H", "UniJIS-UCS2-H", "UniGB-UCS2-H", "UniCNS-UCS2-H",
"UniCNS-UCS2-H", "UniKS-UCS2-H", "UniKS-UCS2-H", "UniCNS-UCS2-H", "UniGB-UCS2-H",
"UniKS-UCS2-H", "UniJIS-UCS2-H"};
private static String cjkNames2[] = {"MSungStd-Light", "STSongStd-Light", "HYSMyeongJoStd-Medium", "KozMinPro-Regular"};
private static String cjkEncs2[] = {"UniCNS-UCS2-H", "UniGB-UCS2-H", "UniKS-UCS2-H", "UniJIS-UCS2-H",
"UniCNS-UTF16-H", "UniGB-UTF16-H", "UniKS-UTF16-H", "UniJIS-UTF16-H"};
private static final int stdEnc[] = {
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
32,33,34,35,36,37,38,8217,40,41,42,43,44,45,46,47,
48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
8216,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,161,162,163,8260,165,402,167,164,39,8220,171,8249,8250,64257,64258,
0,8211,8224,8225,183,0,182,8226,8218,8222,8221,187,8230,8240,0,191,
0,96,180,710,732,175,728,729,168,0,730,184,0,733,731,711,
8212,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,198,0,170,0,0,0,0,321,216,338,186,0,0,0,0,
0,230,0,0,0,305,0,0,322,248,339,223,0,0,0,0};
/** Creates a new instance of DocumentFont */
DocumentFont(PRIndirectReference refFont) {
encoding = "";
fontSpecific = false;
this.refFont = refFont;
fontType = FONT_TYPE_DOCUMENT;
font = (PdfDictionary)PdfReader.getPdfObject(refFont);
PdfName baseFont = font.getAsName(PdfName.BASEFONT);
fontName = baseFont != null ? PdfName.decodeName(baseFont.toString()) : "Unspecified Font Name";
PdfName subType = font.getAsName(PdfName.SUBTYPE);
if (PdfName.TYPE1.equals(subType) || PdfName.TRUETYPE.equals(subType))
doType1TT();
else {
for (int k = 0; k < cjkNames.length; ++k) {
if (fontName.startsWith(cjkNames[k])) {
fontName = cjkNames[k];
try {
cjkMirror = BaseFont.createFont(fontName, cjkEncs[k], false);
}
catch (Exception e) {
throw new ExceptionConverter(e);
}
return;
}
}
PdfName encodingName = font.getAsName(PdfName.ENCODING);
if (encodingName != null){
String enc = PdfName.decodeName(encodingName.toString());
for (int k = 0; k < cjkEncs2.length; ++k) {
if (enc.startsWith(cjkEncs2[k])) {
try {
if (k > 3)
k -= 4;
cjkMirror = BaseFont.createFont(cjkNames2[k], cjkEncs2[k], false);
}
catch (Exception e) {
throw new ExceptionConverter(e);
}
return;
}
}
if (PdfName.TYPE0.equals(subType) && enc.equals("Identity-H")) {
processType0(font);
isType0 = true;
}
}
}
}
private void processType0(PdfDictionary font) {
try {
PdfObject toUniObject = PdfReader.getPdfObjectRelease(font.get(PdfName.TOUNICODE));
PdfArray df = (PdfArray)PdfReader.getPdfObjectRelease(font.get(PdfName.DESCENDANTFONTS));
PdfDictionary cidft = (PdfDictionary)PdfReader.getPdfObjectRelease(df.getPdfObject(0));
PdfNumber dwo = (PdfNumber)PdfReader.getPdfObjectRelease(cidft.get(PdfName.DW));
int dw = 1000;
if (dwo != null)
dw = dwo.intValue();
IntHashtable widths = readWidths((PdfArray)PdfReader.getPdfObjectRelease(cidft.get(PdfName.W)));
PdfDictionary fontDesc = (PdfDictionary)PdfReader.getPdfObjectRelease(cidft.get(PdfName.FONTDESCRIPTOR));
fillFontDesc(fontDesc);
if (toUniObject instanceof PRStream){
fillMetrics(PdfReader.getStreamBytes((PRStream)toUniObject), widths, dw);
}
} catch (Exception e) {
throw new ExceptionConverter(e);
}
}
private IntHashtable readWidths(PdfArray ws) {
IntHashtable hh = new IntHashtable();
if (ws == null)
return hh;
for (int k = 0; k < ws.size(); ++k) {
int c1 = ((PdfNumber)PdfReader.getPdfObjectRelease(ws.getPdfObject(k))).intValue();
PdfObject obj = PdfReader.getPdfObjectRelease(ws.getPdfObject(++k));
if (obj.isArray()) {
PdfArray a2 = (PdfArray)obj;
for (int j = 0; j < a2.size(); ++j) {
int c2 = ((PdfNumber)PdfReader.getPdfObjectRelease(a2.getPdfObject(j))).intValue();
hh.put(c1++, c2);
}
}
else {
int c2 = ((PdfNumber)obj).intValue();
int w = ((PdfNumber)PdfReader.getPdfObjectRelease(ws.getPdfObject(++k))).intValue();
for (; c1 <= c2; ++c1)
hh.put(c1, w);
}
}
return hh;
}
private String decodeString(PdfString ps) {
if (ps.isHexWriting())
return PdfEncodings.convertToString(ps.getBytes(), "UnicodeBigUnmarked");
else
return ps.toUnicodeString();
}
private void fillMetrics(byte[] touni, IntHashtable widths, int dw) {
try {
PdfContentParser ps = new PdfContentParser(new PRTokeniser(touni));
PdfObject ob = null;
boolean 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")) {
while (true) {
PdfObject nx = ps.readPRObject();
if (nx.toString().equals("endbfchar"))
break;
String cid = decodeString((PdfString)nx);
String uni = decodeString((PdfString)ps.readPRObject());
if (uni.length() == 1) {
int cidc = cid.charAt(0);
int unic = uni.charAt(uni.length() - 1);
int w = dw;
if (widths.containsKey(cidc))
w = widths.get(cidc);
metrics.put(Integer.valueOf(unic), new int[]{cidc, w});
}
}
}
else if (ob.toString().equals("beginbfrange")) {
while (true) {
PdfObject nx = ps.readPRObject();
if (nx.toString().equals("endbfrange"))
break;
String cid1 = decodeString((PdfString)nx);
String cid2 = decodeString((PdfString)ps.readPRObject());
int cid1c = cid1.charAt(0);
int cid2c = cid2.charAt(0);
PdfObject ob2 = ps.readPRObject();
if (ob2.isString()) {
String uni = decodeString((PdfString)ob2);
if (uni.length() == 1) {
int unic = uni.charAt(uni.length() - 1);
for (; cid1c <= cid2c; cid1c++, unic++) {
int w = dw;
if (widths.containsKey(cid1c))
w = widths.get(cid1c);
metrics.put(Integer.valueOf(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 = uni.charAt(uni.length() - 1);
int w = dw;
if (widths.containsKey(cid1c))
w = widths.get(cid1c);
metrics.put(Integer.valueOf(unic), new int[]{cid1c, w});
}
}
}
}
}
}
}
}
catch (Exception e) {
throw new ExceptionConverter(e);
}
}
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) {
CMap toUnicode = null;
diffmap = new IntHashtable();
int currentNumber = 0;
for (int k = 0; k < diffs.size(); ++k) {
PdfObject obj = diffs.getPdfObject(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.put(c[0], currentNumber);
diffmap.put(c[0], currentNumber);
}
else {
if (toUnicode == null) {
toUnicode = processToUnicode();
if (toUnicode == null) {
toUnicode = new CMap();
}
}
final String unicode = toUnicode.lookup(new byte[]{(byte) currentNumber}, 0, 1);
if ((unicode != null) && (unicode.length() == 1)) {
this.uni2byte.put(unicode.charAt(0), currentNumber);
this.diffmap.put(unicode.charAt(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;
try {
bf = BaseFont.createFont(fontName, WINANSI, false);
}
catch (Exception e) {
throw new ExceptionConverter(e);
}
int e[] = uni2byte.toOrderedKeys();
for (int k = 0; k < e.length; ++k) {
int n = uni2byte.get(e[k]);
widths[n] = bf.getRawWidth(n, GlyphList.unicodeToName(e[k]));
}
if (diffmap != null) { //widths for diffmap must override existing ones
e = diffmap.toOrderedKeys();
for (int k = 0; k < e.length; ++k) {
int n = diffmap.get(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 CMap processToUnicode() {
CMap cmapRet = null;
PdfObject toUni = PdfReader.getPdfObjectRelease(this.font.get(PdfName.TOUNICODE));
if (toUni instanceof PRStream) {
try {
byte[] touni = PdfReader.getStreamBytes((PRStream)toUni);
CMapParser cmapParser = new CMapParser();
cmapRet = cmapParser.parse(new ByteArrayInputStream(touni));
} catch (Exception e) {
}
}
return cmapRet;
}
private void fillFontDesc(PdfDictionary fontDesc) {
if (fontDesc == null)
return;
PdfNumber v = fontDesc.getAsNumber(PdfName.ASCENT);
if (v != null)
Ascender = v.floatValue();
v = fontDesc.getAsNumber(PdfName.CAPHEIGHT);
if (v != null)
CapHeight = v.floatValue();
v = fontDesc.getAsNumber(PdfName.DESCENT);
if (v != null)
Descender = v.floatValue();
v = fontDesc.getAsNumber(PdfName.ITALICANGLE);
if (v != null)
ItalicAngle = v.floatValue();
PdfArray bbox = fontDesc.getAsArray(PdfName.FONTBBOX);
if (bbox != null) {
llx = bbox.getAsNumber(0).floatValue();
lly = bbox.getAsNumber(1).floatValue();
urx = bbox.getAsNumber(2).floatValue();
ury = bbox.getAsNumber(3).floatValue();
if (llx > urx) {
float t = llx;
llx = urx;
urx = t;
}
if (lly > ury) {
float t = lly;
lly = ury;
ury = t;
}
}
}
private void fillEncoding(PdfName encoding) {
if (PdfName.MAC_ROMAN_ENCODING.equals(encoding) || PdfName.WIN_ANSI_ENCODING.equals(encoding)) {
byte b[] = new byte[256];
for (int k = 0; k < 256; ++k)
b[k] = (byte)k;
String enc = WINANSI;
if (PdfName.MAC_ROMAN_ENCODING.equals(encoding))
enc = MACROMAN;
String cv = PdfEncodings.convertToString(b, enc);
char arr[] = cv.toCharArray();
for (int k = 0; k < 256; ++k) {
uni2byte.put(arr[k], k);
}
}
else {
for (int k = 0; k < 256; ++k) {
uni2byte.put(stdEnc[k], k);
}
}
}
/** Gets the family name of the font. If it is a True Type font
* each array element will have {Platform ID, Platform Encoding ID,
* Language ID, font name}. The interpretation of this values can be
* found in the Open Type specification, chapter 2, in the 'name' table.<br>
* For the other fonts the array has a single element with {"", "", "",
* font name}.
* @return the family name of the font
*
*/
@Override
public String[][] getFamilyFontName() {
return getFullFontName();
}
/** Gets the font parameter identified by <CODE>key</CODE>. Valid values
* for <CODE>key</CODE> are <CODE>ASCENT</CODE>, <CODE>CAPHEIGHT</CODE>, <CODE>DESCENT</CODE>,
* <CODE>ITALICANGLE</CODE>, <CODE>BBOXLLX</CODE>, <CODE>BBOXLLY</CODE>, <CODE>BBOXURX</CODE>
* and <CODE>BBOXURY</CODE>.
* @param key the parameter to be extracted
* @param fontSize the font size in points
* @return the parameter in points
*
*/
@Override
public float getFontDescriptor(int key, float fontSize) {
if (cjkMirror != null)
return cjkMirror.getFontDescriptor(key, fontSize);
switch (key) {
case AWT_ASCENT:
case ASCENT:
return Ascender * fontSize / 1000;
case CAPHEIGHT:
return CapHeight * fontSize / 1000;
case AWT_DESCENT:
case DESCENT:
return Descender * fontSize / 1000;
case ITALICANGLE:
return ItalicAngle;
case BBOXLLX:
return llx * fontSize / 1000;
case BBOXLLY:
return lly * fontSize / 1000;
case BBOXURX:
return urx * fontSize / 1000;
case BBOXURY:
return ury * fontSize / 1000;
case AWT_LEADING:
return 0;
case AWT_MAXADVANCE:
return (urx - llx) * fontSize / 1000;
}
return 0;
}
/** Gets the full name of the font. If it is a True Type font
* each array element will have {Platform ID, Platform Encoding ID,
* Language ID, font name}. The interpretation of this values can be
* found in the Open Type specification, chapter 2, in the 'name' table.<br>
* For the other fonts the array has a single element with {"", "", "",
* font name}.
* @return the full name of the font
*
*/
@Override
public String[][] getFullFontName() {
return new String[][]{{"", "", "", fontName}};
}
/** Gets all the entries of the names-table. If it is a True Type font
* each array element will have {Name ID, Platform ID, Platform Encoding ID,
* Language ID, font name}. The interpretation of this values can be
* found in the Open Type specification, chapter 2, in the 'name' table.<br>
* For the other fonts the array has a single element with {"4", "", "", "",
* font name}.
* @return the full name of the font
* @since 2.0.8
*/
@Override
public String[][] getAllNameEntries() {
return new String[][]{{"4", "", "", "", fontName}};
}
/** Gets the kerning between two Unicode chars.
* @param char1 the first char
* @param char2 the second char
* @return the kerning to be applied
*
*/
@Override
public int getKerning(int char1, int char2) {
return 0;
}
/** Gets the postscript font name.
* @return the postscript font name
*
*/
@Override
public String getPostscriptFontName() {
return fontName;
}
/** Gets the width from the font according to the Unicode char <CODE>c</CODE>
* or the <CODE>name</CODE>. If the <CODE>name</CODE> is null it's a symbolic font.
* @param c the unicode char
* @param name the glyph name
* @return the width of the char
*
*/
@Override
int getRawWidth(int c, String name) {
return 0;
}
/** Checks if the font has any kerning pairs.
* @return <CODE>true</CODE> if the font has any kerning pairs
*
*/
@Override
public boolean hasKernPairs() {
return false;
}
/** Outputs to the writer the font dictionaries and streams.
* @param writer the writer for this document
* @param ref the font indirect reference
* @param params several parameters that depend on the font type
* @throws IOException on error
* @throws DocumentException error in generating the object
*
*/
@Override
void writeFont(PdfWriter writer, PdfIndirectReference ref, Object[] params) throws DocumentException, IOException {
}
/**
* Always returns null.
* @return null
* @since 2.1.3
*/
@Override
public PdfStream getFullFontStream() {
return null;
}
/**
* Gets the width of a <CODE>char</CODE> in normalized 1000 units.
* @param char1 the unicode <CODE>char</CODE> to get the width of
* @return the width in normalized 1000 units
*/
@Override
public int getWidth(int char1) {
if (cjkMirror != null)
return cjkMirror.getWidth(char1);
else if (isType0) {
int[] ws = metrics.get(Integer.valueOf(char1));
if (ws != null)
return ws[1];
else
return 0;
}
else
return super.getWidth(char1);
}
@Override
public int getWidth(String text) {
if (cjkMirror != null)
return cjkMirror.getWidth(text);
else if (isType0) {
char[] chars = text.toCharArray();
int len = chars.length;
int total = 0;
for (int k = 0; k < len; ++k) {
int[] ws = metrics.get(Integer.valueOf(chars[k]));
if (ws != null)
total += ws[1];
}
return total;
}
else
return super.getWidth(text);
}
@Override
byte[] convertToBytes(String text) {
if (cjkMirror != null)
return PdfEncodings.convertToBytes(text, CJKFont.CJK_ENCODING);
else if (isType0) {
char[] chars = text.toCharArray();
int len = chars.length;
byte[] b = new byte[len * 2];
int bptr = 0;
for (int k = 0; k < len; ++k) {
int[] ws = metrics.get(Integer.valueOf(chars[k]));
if (ws != null) {
int g = ws[0];
b[bptr++] = (byte)(g / 256);
b[bptr++] = (byte)g;
}
}
if (bptr == b.length)
return b;
else {
byte[] nb = new byte[bptr];
System.arraycopy(b, 0, nb, 0, bptr);
return nb;
}
}
else {
char cc[] = text.toCharArray();
byte b[] = new byte[cc.length];
int ptr = 0;
for (int k = 0; k < cc.length; ++k) {
if (uni2byte.containsKey(cc[k]))
b[ptr++] = (byte)uni2byte.get(cc[k]);
}
if (ptr == b.length)
return b;
else {
byte[] b2 = new byte[ptr];
System.arraycopy(b, 0, b2, 0, ptr);
return b2;
}
}
}
@Override
byte[] convertToBytes(int char1) {
if (cjkMirror != null)
return PdfEncodings.convertToBytes((char)char1, CJKFont.CJK_ENCODING);
else if (isType0) {
int[] ws = metrics.get(Integer.valueOf(char1));
if (ws != null) {
int g = ws[0];
return new byte[]{(byte)(g / 256), (byte)g};
}
else
return new byte[0];
}
else {
if (uni2byte.containsKey(char1))
return new byte[]{(byte)uni2byte.get(char1)};
else
return new byte[0];
}
}
PdfIndirectReference getIndirectReference() {
return refFont;
}
@Override
public boolean charExists(int c) {
if (cjkMirror != null)
return cjkMirror.charExists(c);
else if (isType0) {
return metrics.containsKey(Integer.valueOf(c));
}
else
return super.charExists(c);
}
/**
* Sets the font name that will appear in the pdf font dictionary.
* It does nothing in this case as the font is already in the document.
* @param name the new font name
*/
@Override
public void setPostscriptFontName(String name) {
}
@Override
public boolean setKerning(int char1, int char2, int kern) {
return false;
}
@Override
public int[] getCharBBox(int c) {
return null;
}
@Override
protected int[] getRawCharBBox(int c, String name) {
return null;
}
/**
* Exposes the unicode - > CID map that is constructed from the font's encoding
* @return the unicode to CID map
* @since 2.1.7
*/
IntHashtable getUni2Byte(){
return uni2byte;
}
/**
* Gets the difference map
* @return the difference map
* @since 5.0.5
*/
IntHashtable getDiffmap() {
return diffmap;
}
}
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