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diff --git a/Build/source/texk/lcdf-typetools/lcdf-typetools-2.104/libefont/t1csgen.cc b/Build/source/texk/lcdf-typetools/lcdf-typetools-2.104/libefont/t1csgen.cc
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index 00000000000..b24c8f21307
--- /dev/null
+++ b/Build/source/texk/lcdf-typetools/lcdf-typetools-2.104/libefont/t1csgen.cc
@@ -0,0 +1,633 @@
+// -*- related-file-name: "../include/efont/t1csgen.hh" -*-
+
+/* t1csgen.{cc,hh} -- Type 1 charstring generation
+ *
+ * Copyright (c) 1998-2012 Eddie Kohler
+ *
+ * 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 2 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+#include <efont/t1csgen.hh>
+#include <efont/t1font.hh>
+#include <efont/t1item.hh>
+#include <math.h>
+namespace Efont {
+
+static const char * const command_desc[] = {
+ 0, 0, 0, 0, "y",
+ "xy", "x", "y", "xyxyxy", 0,
+
+ 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0,
+
+ 0, "xy", "x", 0, 0,
+ 0, 0, 0, 0, 0,
+
+ "yxyx", "xxyy", 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,
+ "XY", 0, 0, 0, 0
+};
+
+Type1CharstringGen::Type1CharstringGen(int precision)
+{
+ if (precision >= 1 && precision <= 107)
+ _precision = precision;
+ else
+ _precision = 5;
+ _f_precision = _precision;
+ clear();
+}
+
+void
+Type1CharstringGen::clear()
+{
+ _ncs.clear();
+ _true = _false = Point(0, 0);
+ _state = S_INITIAL;
+}
+
+
+void
+Type1CharstringGen::gen_rational(int big_val, int divisor)
+{
+ int frac = big_val % divisor;
+ int val = (frac == 0 ? big_val / divisor : big_val);
+
+ if (val >= -107 && val <= 107)
+ _ncs.append((char)(val + 139));
+
+ else if (val >= -1131 && val <= 1131) {
+ int base = val < 0 ? 251 : 247;
+ if (val < 0) val = -val;
+ val -= 108;
+ int w = val % 256;
+ val = (val - w) / 256;
+ _ncs.append((char)(val + base));
+ _ncs.append((char)w);
+
+ } else {
+ _ncs.append('\377');
+ long l = val;
+ _ncs.append((char)((l >> 24) & 0xFF));
+ _ncs.append((char)((l >> 16) & 0xFF));
+ _ncs.append((char)((l >> 8) & 0xFF));
+ _ncs.append((char)((l >> 0) & 0xFF));
+ }
+
+ if (frac != 0) {
+ _ncs.append((char)(divisor + 139));
+ _ncs.append((char)Charstring::cEscape);
+ _ncs.append((char)(Charstring::cDiv - Charstring::cEscapeDelta));
+ }
+}
+
+void
+Type1CharstringGen::gen_number(double float_val, int kind)
+{
+ switch (kind) {
+ case 'x':
+ _true.x += float_val;
+ float_val = _true.x - _false.x;
+ break;
+ case 'y':
+ _true.y += float_val;
+ float_val = _true.y - _false.y;
+ break;
+ case 'X':
+ _true.x = float_val;
+ break;
+ case 'Y':
+ _true.y = float_val;
+ break;
+ }
+
+ // 30.Jul.2003 - Avoid rounding differences between platforms with the
+ // extra 0.00001.
+ int big_val = (int)floor(float_val * _f_precision + 0.50001);
+
+ gen_rational(big_val, _precision);
+
+ float_val = big_val / _f_precision;
+ switch (kind) {
+ case 'x':
+ _false.x += float_val;
+ break;
+ case 'y':
+ _false.y += float_val;
+ break;
+ case 'X':
+ _false.x = float_val;
+ break;
+ case 'Y':
+ _false.y = float_val;
+ break;
+ }
+}
+
+
+void
+Type1CharstringGen::gen_command(int command)
+{
+ if (command >= Charstring::cEscapeDelta) {
+ _ncs.append((char)Charstring::cEscape);
+ _ncs.append((char)(command - Charstring::cEscapeDelta));
+ if (command != Charstring::cSbw)
+ _state = S_GEN;
+ } else {
+ _ncs.append((char)command);
+ if (command > Charstring::cVmoveto && command != Charstring::cHsbw)
+ _state = S_GEN;
+ }
+}
+
+bool
+Type1CharstringGen::gen_stem3_stack(CharstringInterp &interp)
+{
+ // special handling to ensure rounding doesn't generate an invalid stem3
+ // hint
+ if (interp.size() < 6)
+ return false;
+
+ // sort hints
+ int i0, i1, i2;
+ if (interp.at(0) > interp.at(2))
+ i0 = 2, i1 = 0;
+ else
+ i0 = 0, i1 = 2;
+ if (interp.at(4) < interp.at(i0))
+ i2 = i1, i1 = i0, i0 = 4;
+ else if (interp.at(4) < interp.at(i1))
+ i2 = i1, i1 = 4;
+ else
+ i2 = 4;
+
+ // check constraints. count "almost equal" as equal
+ double stemw0 = interp.at(i0+1), stemw2 = interp.at(i2+1);
+ if ((int)(1024*(stemw0 - stemw2) + .5) != 0)
+ return false;
+
+ double c0 = interp.at(i0) + interp.at(i0+1)/2;
+ double c1 = interp.at(i1) + interp.at(i1+1)/2;
+ double c2 = interp.at(i2) + interp.at(i2+1)/2;
+ if ((int)(1024*((c1 - c0) - (c2 - c1)) + .5) != 0)
+ return false;
+
+ // if all constraints are satisfied now, make sure they are also satisfied
+ // after rounding
+ int big_v0 = (int)floor(interp.at(i0) * _f_precision + 0.50001);
+ int big_v2 = (int)floor(interp.at(i2) * _f_precision + 0.50001);
+ int big_stemw0 = (int)floor(stemw0 * _f_precision + 0.50001);
+ int big_stemw1 = (int)floor(interp.at(i1+1) * _f_precision + 0.50001);
+
+ int big_v1_times2 = big_v0 + big_v2 + big_stemw0 - big_stemw1;
+
+ gen_rational(big_v0, _precision);
+ gen_rational(big_stemw0, _precision);
+ if (big_v1_times2 % 2)
+ gen_rational(big_v1_times2, 2 * _precision);
+ else
+ gen_rational(big_v1_times2 / 2, _precision);
+ gen_rational(big_stemw1, _precision);
+ gen_rational(big_v2, _precision);
+ gen_rational(big_stemw0, _precision);
+
+ interp.clear();
+ return true;
+}
+
+void
+Type1CharstringGen::gen_stack(CharstringInterp &interp, int for_cmd)
+{
+ const char *str = ((unsigned)for_cmd <= Charstring::cLastCommand ? command_desc[for_cmd] : (const char *)0);
+ if ((for_cmd == Charstring::cHstem3 || for_cmd == Charstring::cVstem3)
+ && gen_stem3_stack(interp))
+ return;
+
+ int i;
+ for (i = 0; str && *str && i < interp.size(); i++, str++)
+ gen_number(interp.at(i), *str);
+ for (; i < interp.size(); i++)
+ gen_number(interp.at(i));
+ interp.clear();
+}
+
+void
+Type1CharstringGen::gen_moveto(const Point &p, bool closepath, bool always)
+{
+ // make sure we generate some moveto on the first command
+
+ Point d = p - _true;
+ int big_dx = (int)floor(d.x * _f_precision + 0.50001);
+ int big_dy = (int)floor(d.y * _f_precision + 0.50001);
+
+ if (big_dx == 0 && big_dy == 0 && _state != S_INITIAL && !always)
+ /* do nothing */;
+ else {
+ if (closepath)
+ gen_command(Charstring::cClosepath);
+ if (big_dy == 0) {
+ gen_number(d.x, 'x');
+ gen_command(Charstring::cHmoveto);
+ } else if (big_dx == 0) {
+ gen_number(d.y, 'y');
+ gen_command(Charstring::cVmoveto);
+ } else {
+ gen_number(d.x, 'x');
+ gen_number(d.y, 'y');
+ gen_command(Charstring::cRmoveto);
+ }
+ }
+
+ _true = p;
+}
+
+void
+Type1CharstringGen::append_charstring(const String &s)
+{
+ _ncs << s;
+}
+
+Type1Charstring *
+Type1CharstringGen::output()
+{
+ return new Type1Charstring(take_string());
+}
+
+void
+Type1CharstringGen::output(Type1Charstring &cs)
+{
+ cs.assign(take_string());
+}
+
+String
+Type1CharstringGen::callsubr_string(int subr)
+{
+ Type1CharstringGen csg;
+ csg.gen_number(subr);
+ csg.gen_command(Charstring::cCallsubr);
+ return csg._ncs.take_string();
+}
+
+
+/*****
+ * Type1CharstringGenInterp
+ **/
+
+Type1CharstringGenInterp::Type1CharstringGenInterp(int precision)
+ : _csgen(precision), _hint_csgen(precision),
+ _direct_hr(false), _hr_storage(0),
+ _max_flex_height(0), _bad_flex(false)
+{
+}
+
+void
+Type1CharstringGenInterp::set_hint_replacement_storage(Type1Font *font)
+{
+ _hr_storage = font;
+ _hr_firstsubr = font->nsubrs();
+}
+
+
+// generating charstring commands
+
+inline void
+Type1CharstringGenInterp::gen_number(double n, int what)
+{
+ _csgen.gen_number(n, what);
+}
+
+inline void
+Type1CharstringGenInterp::gen_command(int what)
+{
+ _csgen.gen_command(what);
+}
+
+void
+Type1CharstringGenInterp::gen_sbw(bool hints_follow)
+{
+ if (!hints_follow && nhints())
+ act_hintmask(Cs::cHintmask, 0, nhints());
+ else if (left_sidebearing().y == 0 && _width.y == 0) {
+ gen_number(left_sidebearing().x, 'X');
+ gen_number(_width.x);
+ gen_command(Cs::cHsbw);
+ } else {
+ gen_number(left_sidebearing().x, 'X');
+ gen_number(left_sidebearing().y, 'Y');
+ gen_number(_width.x);
+ gen_number(_width.y);
+ gen_command(Cs::cSbw);
+ }
+ _state = S_CLOSED;
+}
+
+void
+Type1CharstringGenInterp::act_width(int, const Point &p)
+{
+ _width = p;
+}
+
+void
+Type1CharstringGenInterp::act_seac(int, double asb, double adx, double ady, int bchar, int achar)
+{
+ if (_state == S_INITIAL)
+ gen_sbw(false);
+ gen_number(asb);
+ gen_number(adx);
+ gen_number(ady);
+ gen_number(bchar);
+ gen_number(achar);
+ gen_command(Cs::cSeac);
+ _state = S_SEAC;
+}
+
+void
+Type1CharstringGenInterp::swap_stem_hints()
+{
+ _stem_pos.clear();
+ _stem_width.clear();
+ _stem_hstem.clear();
+ _in_hr = true;
+}
+
+void
+Type1CharstringGenInterp::act_hstem(int, double pos, double width)
+{
+ if (_state != S_INITIAL && !_in_hr)
+ swap_stem_hints();
+ _stem_pos.push_back(pos);
+ _stem_width.push_back(width);
+ _stem_hstem.push_back(1);
+}
+
+void
+Type1CharstringGenInterp::act_vstem(int, double pos, double width)
+{
+ if (_state != S_INITIAL && !_in_hr)
+ swap_stem_hints();
+ _stem_pos.push_back(pos);
+ _stem_width.push_back(width);
+ _stem_hstem.push_back(0);
+}
+
+String
+Type1CharstringGenInterp::gen_hints(const unsigned char *data, int nhints) const
+{
+ _hint_csgen.clear();
+ unsigned char mask = 0x80;
+ for (int i = 0; i < nhints; i++) {
+ if (*data & mask) {
+ double offset = (_stem_hstem[i] ? left_sidebearing().y : left_sidebearing().x);
+ _hint_csgen.gen_number(_stem_pos[i] - offset);
+ _hint_csgen.gen_number(_stem_width[i]);
+ _hint_csgen.gen_command(_stem_hstem[i] ? Cs::cHstem : Cs::cVstem);
+ }
+ if ((mask >>= 1) == 0)
+ data++, mask = 0x80;
+ }
+ return _hint_csgen.take_string();
+}
+
+void
+Type1CharstringGenInterp::act_hintmask(int cmd, const unsigned char *data, int nhints)
+{
+ if (cmd == Cs::cCntrmask || nhints > Type1CharstringGenInterp::nhints())
+ return;
+
+ String data_holder;
+ if (!data) {
+ data_holder = String::make_fill('\377', ((nhints - 1) >> 3) + 1);
+ data = data_holder.udata();
+ }
+
+ String hints = gen_hints(data, nhints);
+ _in_hr = false;
+
+ if (_state == S_INITIAL || _direct_hr) {
+ _last_hints = hints;
+ if (_state == S_INITIAL)
+ gen_sbw(true);
+ _csgen.append_charstring(hints);
+ } else if (_hr_storage && hints != _last_hints) {
+ _last_hints = hints;
+ hints += (char)(Cs::cReturn);
+
+ int subrno = -1, nsubrs = _hr_storage->nsubrs();
+ for (int i = _hr_firstsubr; i < nsubrs; i++)
+ if (Type1Subr *s = _hr_storage->subr_x(i))
+ if (s->t1cs() == hints) {
+ subrno = i;
+ break;
+ }
+
+ if (subrno < 0 && _hr_storage->set_subr(nsubrs, Type1Charstring(hints)))
+ subrno = nsubrs;
+
+ if (subrno >= 0) {
+ _csgen.gen_number(subrno);
+ _csgen.gen_number(4);
+ _csgen.gen_command(Cs::cCallsubr);
+ }
+ }
+}
+
+void
+Type1CharstringGenInterp::act_line(int cmd, const Point &a, const Point &b)
+{
+ if (_state == S_INITIAL)
+ gen_sbw(false);
+ else if (_in_hr)
+ act_hintmask(cmd, 0, nhints());
+ _csgen.gen_moveto(a, _state == S_OPEN, false);
+ _state = S_OPEN;
+ if (a.x == b.x) {
+ gen_number(b.y - a.y, 'y');
+ gen_command(Cs::cVlineto);
+ } else if (a.y == b.y) {
+ gen_number(b.x - a.x, 'x');
+ gen_command(Cs::cHlineto);
+ } else {
+ gen_number(b.x - a.x, 'x');
+ gen_number(b.y - a.y, 'y');
+ gen_command(Cs::cRlineto);
+ }
+}
+
+void
+Type1CharstringGenInterp::act_curve(int cmd, const Point &a, const Point &b, const Point &c, const Point &d)
+{
+ if (_state == S_INITIAL)
+ gen_sbw(false);
+ else if (_in_hr)
+ act_hintmask(cmd, 0, nhints());
+ _csgen.gen_moveto(a, _state == S_OPEN, false);
+ _state = S_OPEN;
+ if (b.y == a.y && d.x == c.x) {
+ gen_number(b.x - a.x, 'x');
+ gen_number(c.x - b.x, 'x');
+ gen_number(c.y - b.y, 'y');
+ gen_number(d.y - c.y, 'y');
+ gen_command(Cs::cHvcurveto);
+ } else if (b.x == a.x && d.y == c.y) {
+ gen_number(b.y - a.y, 'y');
+ gen_number(c.x - a.x, 'x');
+ gen_number(c.y - b.y, 'y');
+ gen_number(d.x - c.x, 'x');
+ gen_command(Cs::cVhcurveto);
+ } else {
+ gen_number(b.x - a.x, 'x');
+ gen_number(b.y - a.y, 'y');
+ gen_number(c.x - b.x, 'x');
+ gen_number(c.y - b.y, 'y');
+ gen_number(d.x - c.x, 'x');
+ gen_number(d.y - c.y, 'y');
+ gen_command(Cs::cRrcurveto);
+ }
+}
+
+void
+Type1CharstringGenInterp::act_flex(int cmd, const Point &p0, const Point &p1, const Point &p2, const Point &p3_4, const Point &p5, const Point &p6, const Point &p7, double flex_depth)
+{
+ if (_state == S_INITIAL)
+ gen_sbw(false);
+ else if (_in_hr)
+ act_hintmask(cmd, 0, nhints());
+ _csgen.gen_moveto(p0, _state == S_OPEN, false);
+ _state = S_OPEN;
+
+ // 1. Outer endpoints must have same x (or y) coordinate
+ bool v_ok = (p0.x == p7.x);
+ bool h_ok = (p0.y == p7.y);
+
+ // 2. Join point and its neighboring controls must be at an extreme
+ if (v_ok && p2.x == p3_4.x && p3_4.x == p5.x) {
+ double distance = fabs(p3_4.x - p0.x);
+ int sign = (p3_4.x < p0.x ? -1 : 1);
+ if (sign * (p1.x - p0.x) < 0 || sign * (p1.x - p0.x) > distance
+ || sign * (p6.x - p0.x) < 0 || sign * (p6.x - p0.x) > distance)
+ v_ok = false;
+ } else
+ v_ok = false;
+
+ if (h_ok && p2.y == p3_4.y && p3_4.y == p5.y) {
+ double distance = fabs(p3_4.y - p0.y);
+ int sign = (p3_4.y < p0.y ? -1 : 1);
+ if (sign * (p1.y - p0.y) < 0 || sign * (p1.y - p0.y) > distance
+ || sign * (p6.y - p0.y) < 0 || sign * (p6.y - p0.y) > distance)
+ h_ok = false;
+ } else
+ h_ok = false;
+
+ // 3. Flex height <= 20
+ if (v_ok && fabs(p3_4.x - p0.x) > 20)
+ v_ok = false;
+ if (h_ok && fabs(p3_4.y - p0.y) > 20)
+ h_ok = false;
+
+ // generate flex commands
+ if (v_ok || h_ok) {
+ Point p_reference = (h_ok ? Point(p3_4.x, p0.y) : Point(p0.x, p3_4.y));
+
+ _csgen.gen_number(1);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p_reference, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p1, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p2, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p3_4, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p5, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p6, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_moveto(p7, false, true);
+ _csgen.gen_number(2);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ _csgen.gen_number(flex_depth);
+ _csgen.gen_number(p7.x, 'X');
+ _csgen.gen_number(p7.y, 'Y');
+ _csgen.gen_number(0);
+ _csgen.gen_command(Cs::cCallsubr);
+
+ double flex_height = fabs(h_ok ? p3_4.y - p0.y : p3_4.x - p0.x);
+ if (flex_height > _max_flex_height)
+ _max_flex_height = flex_height;
+ } else {
+ _bad_flex = true;
+ act_curve(cmd, p0, p1, p2, p3_4);
+ act_curve(cmd, p3_4, p5, p6, p7);
+ }
+}
+
+void
+Type1CharstringGenInterp::act_closepath(int cmd)
+{
+ if (_in_hr)
+ act_hintmask(cmd, 0, nhints());
+ gen_command(Cs::cClosepath);
+ _state = S_CLOSED;
+}
+
+void
+Type1CharstringGenInterp::intermediate_output(Type1Charstring &out)
+{
+ _csgen.output(out);
+ _state = S_INITIAL;
+ act_hintmask(Cs::cEndchar, 0, nhints());
+}
+
+void
+Type1CharstringGenInterp::run(const CharstringContext &g, Type1Charstring &out)
+{
+ _width = Point(0, 0);
+ _csgen.clear();
+ swap_stem_hints();
+ _state = S_INITIAL;
+ _in_hr = false;
+
+ CharstringInterp::interpret(g);
+
+ if (_state == S_INITIAL)
+ gen_sbw(false);
+ else if (_in_hr)
+ act_hintmask(Cs::cEndchar, 0, nhints());
+ if (_state != S_SEAC)
+ _csgen.gen_command(Cs::cEndchar);
+
+ _csgen.output(out);
+}
+
+}