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diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.5/src/TFM.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.5/src/TFM.cpp
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+/*************************************************************************
+** TFM.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2013 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** 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 General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <iostream>
+#include <fstream>
+#include <vector>
+#include "FileFinder.h"
+#include "Message.h"
+#include "StreamReader.h"
+#include "TFM.h"
+
+using namespace std;
+
+
+/** Reads a sequence of n TFM words (4 Bytes each).
+ * @param[in] is reads from this stream
+ * @param[out] v the read words
+ * @param[in] n number of words to be read */
+template <typename T>
+static void read_words (StreamReader &sr, vector<T> &v, unsigned n) {
+ v.clear();
+ v.resize(n);
+ for (unsigned i=0; i < n; i++)
+ v[i] = sr.readUnsigned(4);
+}
+
+
+/** Converts a TFM fix point value to double. */
+static double fix2double (FixWord fix) {
+ return double(fix)/(1 << 20);
+}
+
+
+TFM::TFM (istream &is) {
+ is.seekg(0);
+ StreamReader sr(is);
+ UInt16 lf = UInt16(sr.readUnsigned(2)); // length of entire file in 4 byte words
+ UInt16 lh = UInt16(sr.readUnsigned(2)); // length of header in 4 byte words
+ _firstChar= UInt16(sr.readUnsigned(2)); // smallest character code in font
+ _lastChar = UInt16(sr.readUnsigned(2)); // largest character code in font
+ UInt16 nw = UInt16(sr.readUnsigned(2)); // number of words in width table
+ UInt16 nh = UInt16(sr.readUnsigned(2)); // number of words in height table
+ UInt16 nd = UInt16(sr.readUnsigned(2)); // number of words in depth table
+ UInt16 ni = UInt16(sr.readUnsigned(2)); // number of words in italic corr. table
+ UInt16 nl = UInt16(sr.readUnsigned(2)); // number of words in lig/kern table
+ UInt16 nk = UInt16(sr.readUnsigned(2)); // number of words in kern table
+ UInt16 ne = UInt16(sr.readUnsigned(2)); // number of words in ext. char table
+ UInt16 np = UInt16(sr.readUnsigned(2)); // number of font parameter words
+
+ if (6+lh+(_lastChar-_firstChar+1)+nw+nh+nd+ni+nl+nk+ne+np != lf)
+ throw FontMetricException("inconsistent length values");
+ if (_firstChar >= _lastChar || _lastChar > 255 || ne > 256)
+ throw FontMetricException("character codes out of range");
+
+ readHeader(sr);
+ is.seekg(24+lh*4); // move to char info table
+ readTables(sr, nw, nh, nd, ni);
+}
+
+
+void TFM::readHeader (StreamReader &sr) {
+ _checksum = sr.readUnsigned(4);
+ _designSize = sr.readUnsigned(4);
+}
+
+
+void TFM::readTables (StreamReader &sr, int nw, int nh, int nd, int ni) {
+ read_words(sr, _charInfoTable, _lastChar-_firstChar+1);
+ read_words(sr, _widthTable, nw);
+ read_words(sr, _heightTable, nh);
+ read_words(sr, _depthTable, nd);
+ read_words(sr, _italicTable, ni);
+}
+
+
+/** Returns the design size of this font in TeX point units. */
+double TFM::getDesignSize () const {
+ return fix2double(_designSize);
+}
+
+
+/** Returns the index to the entry of the character info table that describes the metric of a given character.
+ * @param[in] c character whose index is retrieved
+ * @return table index for character c, or -1 if there's no entry */
+int TFM::charIndex (int c) const {
+ if (c < _firstChar || c > _lastChar || size_t(c-_firstChar) >= _charInfoTable.size())
+ return -1;
+ return c-_firstChar;
+}
+
+
+// the char info word for each character consists of 4 bytes holding the following information:
+// width index w, height index (h), depth index (d), italic correction index (it),
+// tag (tg) and a remainder:
+//
+// byte 1 | byte 2 | byte 3 | byte 4
+// xxxxxxxx | xxxx xxxx | xxxxxx xx | xxxxxxxx
+// w | h d | it tg | remainder
+
+/** Returns the width of char c in TeX point units. */
+double TFM::getCharWidth (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 24) & 0xFF;
+ return fix2double(_widthTable[index]) * fix2double(_designSize);
+}
+
+
+/** Returns the height of char c in TeX point units. */
+double TFM::getCharHeight (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 20) & 0x0F;
+ return fix2double(_heightTable[index]) * fix2double(_designSize);
+}
+
+
+/** Returns the depth of char c in TeX point units. */
+double TFM::getCharDepth (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 16) & 0x0F;
+ return fix2double(_depthTable[index]) * fix2double(_designSize);
+}
+
+
+/** Returns the italic correction of char c in TeX point units. */
+double TFM::getItalicCorr (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 10) & 0x3F;
+ return fix2double(_italicTable[index]) * fix2double(_designSize);
+}