Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 417 insertions, 0 deletions

diff --git a/unotools/source/misc/fontdefs.cxx b/unotools/source/misc/fontdefs.cxx
new file mode 100644
index 0000000000..43b9e05543
--- /dev/null
+++ b/unotools/source/misc/fontdefs.cxx
@@ -0,0 +1,417 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <o3tl/safeint.hxx>
+#include <o3tl/string_view.hxx>
+#include <unotools/fontdefs.hxx>
+#include <unotools/fontcfg.hxx>
+#include <rtl/ustrbuf.hxx>
+
+#include <string_view>
+#include <unordered_map>
+
+OUString StripScriptFromName(const OUString& _aName)
+{
+    // I worry that someone will have a font which *does* have
+    // e.g. "Greek" legitimately at the end of its name :-(
+    const char*const suffixes[] = { " baltic",
+                              " ce",
+                              " cyr",
+                              " greek",
+                              " tur",
+                              " (arabic)",
+                              " (hebrew)",
+                              " (thai)",
+                              " (vietnamese)"
+                            };
+
+    OUString aName = _aName;
+    // These can be crazily piled up, e.g. Times New Roman CYR Greek
+    bool bFinished = false;
+    while (!bFinished)
+    {
+        bFinished = true;
+        for (const char* suffix : suffixes)
+        {
+            size_t nLen = strlen(suffix);
+            if (aName.endsWithIgnoreAsciiCaseAsciiL(suffix, nLen))
+            {
+                bFinished = false;
+                aName = aName.copy(0, aName.getLength() - nLen);
+            }
+        }
+    }
+    return aName;
+}
+
+//return true if the character is stripped from the string
+static bool toOnlyLowerAsciiOrStrip(sal_Unicode c, OUStringBuffer &rName, sal_Int32 nIndex, sal_Int32& rLen)
+{
+    // not lowercase Ascii
+    if (c < 'a' || c > 'z')
+    {
+        // To Lowercase-Ascii
+        if ( (c >= 'A') && (c <= 'Z') )
+        {
+            c += 'a' - 'A';
+            rName[nIndex] = c;
+        }
+        else if( ((c < '0') || (c > '9')) && (c != ';') && (c != '(') && (c != ')') ) // not 0-9, semicolon, or brackets
+        {
+            // Remove white spaces and special characters
+            rName.remove(nIndex, 1);
+            rLen--;
+            return true;
+        }
+    }
+    return false;
+}
+
+OUString GetEnglishSearchFontName(std::u16string_view rInName)
+{
+    OUStringBuffer rName(rInName);
+    bool        bNeedTranslation = false;
+    sal_Int32  nLen = rName.getLength();
+
+    // Remove trailing whitespaces
+    sal_Int32 i = nLen;
+    while ( i && (rName[ i-1 ] < 32) )
+        i--;
+    if ( i != nLen )
+         rName.truncate(i);
+
+    nLen = rName.getLength();
+
+    // remove all whitespaces and converts to lower case ASCII
+    // TODO: better transliteration to ASCII e.g. all digits
+    i = 0;
+    while ( i < nLen )
+    {
+        sal_Unicode c = rName[ i ];
+        if ( c > 127 )
+        {
+            // Translate to Lowercase-ASCII
+            // FullWidth-ASCII to half ASCII
+            if ( (c >= 0xFF00) && (c <= 0xFF5E) )
+            {
+                c -= 0xFF00-0x0020;
+                rName[ i ] = c;
+                if (toOnlyLowerAsciiOrStrip(c, rName, i, nLen))
+                   continue;
+            }
+            else
+            {
+                // Only Fontnames with None-Ascii-Characters must be translated
+                bNeedTranslation = true;
+            }
+        }
+        else if (toOnlyLowerAsciiOrStrip(c, rName, i, nLen))
+            continue;
+
+        i++;
+    }
+    OUString rNameStr = rName.makeStringAndClear();
+    // translate normalized localized name to its normalized English ASCII name
+    if( bNeedTranslation )
+    {
+        typedef std::unordered_map<OUString, OUString> FontNameDictionary;
+        static FontNameDictionary const aDictionary = {
+            {u"\uBC14\uD0D5"_ustr, "batang"},
+            {u"\uBC14\uD0D5\uCCB4"_ustr, "batangche"},
+            {u"\uAD81\uC11C"_ustr, "gungshu"},
+            {u"\uAD81\uC11C\uCCB4"_ustr, "gungshuche"},
+            {u"\uAD74\uB9BC"_ustr, "gulim"},
+            {u"\uAD74\uB9BC\uCCB4"_ustr, "gulimche"},
+            {u"\uB3CB\uC6C0"_ustr, "dotum"},
+            {u"\uB3CB\uC6C0\uCCB4"_ustr, "dotumche"},
+            {u"\u5B8B\u4F53"_ustr, "simsun"},
+            {u"\u65B0\u5B8B\u4F53"_ustr, "nsimsun"},
+            {u"\u9ED1\u4F53"_ustr, "simhei"},
+            {u"\u6977\u4F53"_ustr, "simkai"},
+            {u"\u4E2D\u6613\u5B8B\u4F53"_ustr, "zycjksun"},
+            {u"\u4E2D\u6613\u9ED1\u4F53"_ustr, "zycjkhei"},
+            {u"\u4E2D\u6613\u6977\u4F53"_ustr, "zycjkkai"},
+            {u"\u65B9\u6B63\u9ED1\u4F53"_ustr, "fzhei"},
+            {u"\u65B9\u6B63\u6977\u4F53"_ustr, "fzkai"},
+            {u"\u65B9\u6B63\u5B8B\u4E00"_ustr, "fzsong"},
+            {u"\u65B9\u6B63\u4E66\u5B8B"_ustr, "fzshusong"},
+            {u"\u65B9\u6B63\u4EFF\u5B8B"_ustr, "fzfangsong"},
+            // Attention: this fonts includes the wrong encoding vector - so we double the names with correct and wrong encoding
+            // First one is the GB-Encoding (we think the correct one), second is the big5 encoded name
+            {u"m\u7B80\u9ED1"_ustr, "mhei"},
+            {u"m\u6F60\u7AAA"_ustr, "mhei"},
+            {u"m\u7B80\u6977\u566C"_ustr, "mkai"},
+            {u"m\u6F60\u7FF1\u628E"_ustr, "mkai"},
+            {u"m\u7B80\u5B8B"_ustr, "msong"},
+            {u"m\u6F60\u51BC"_ustr, "msong"},
+            {u"m\u7B80\u592B\u5B8B"_ustr, "cfangsong"},
+            {u"m\u6F60\u6E98\u51BC"_ustr, "cfangsong"},
+            {u"\u7D30\u660E\u9AD4"_ustr, "mingliu"},
+            {u"\u65B0\u7D30\u660E\u9AD4"_ustr, "pmingliu"},
+            {u"\u6865"_ustr, "hei"},
+            {u"\u6B61"_ustr, "kai"},
+            {u"\u6D69\u6E67"_ustr, "ming"},
+            {u"ms\u30B4\u30B7\u30C3\u30AF"_ustr, "msgothic"},
+            {u"msp\u30B4\u30B7\u30C3\u30AF"_ustr, "mspgothic"},
+            {u"ms\u660E\u671D"_ustr, "msmincho"},
+            {u"msp\u660E\u671D"_ustr, "mspmincho"},
+            {u"\u5FAE\u8EDF\u6B63\u9ED1\u9AD4"_ustr, "microsoftjhenghei"},
+            {u"\u5FAE\u8F6F\u96C5\u9ED1"_ustr, "microsoftyahei"},
+            {u"\u30e1\u30a4\u30ea\u30aa"_ustr, "meiryo"},
+            {u"hg\u660E\u671Dl"_ustr, "hgminchol"},
+            {u"hg\u30B4\u30B7\u30C3\u30AFb"_ustr, "hggothicb"},
+            {u"hgp\u660E\u671Dl"_ustr, "hgpminchol"},
+            {u"hgp\u30B4\u30B7\u30C3\u30AFb"_ustr, "hgpgothicb"},
+            {u"hg\u660E\u671Dlsun"_ustr, "hgmincholsun"},
+            {u"hg\u30B4\u30B7\u30C3\u30AFbsun"_ustr, "hggothicbsun"},
+            {u"hgp\u660E\u671Dlsun"_ustr, "hgpmincholsun"},
+            {u"hgp\u30B4\u30B7\u30C3\u30AFbsun"_ustr, "hgpgothicbsun"},
+            {u"hg\u5E73\u6210\u660E\u671D\u4F53"_ustr, "hgheiseimin"},
+            {u"hg\u5E73\u6210\u660E\u671D\u4F53w3x12"_ustr, "hgheiseimin"},
+            {u"ipa\u660E\u671D"_ustr, "ipamincho"},
+            {u"ipap\u660E\u671D"_ustr, "ipapmincho"},
+            {u"ipa\u30B4\u30B7\u30C3\u30AF"_ustr, "ipagothic"},
+            {u"ipap\u30B4\u30B7\u30C3\u30AF"_ustr, "ipapgothic"},
+            {u"ipaui\u30B4\u30B7\u30C3\u30AF"_ustr, "ipauigothic"},
+            {u"takao\u660E\u671D"_ustr, "takaomincho"},
+            {u"takaop\u660E\u671D"_ustr, "takaopmincho"},
+            {u"takao\u30B4\u30B7\u30C3\u30AF"_ustr, "takaogothic"},
+            {u"takaop\u30B4\u30B7\u30C3\u30AF"_ustr, "takaopgothic"},
+            {u"\u3055\u3056\u306A\u307F\u660E\u671D"_ustr, "sazanamimincho"},
+            {u"\u3055\u3056\u306A\u307F\u30B4\u30B7\u30C3\u30AF"_ustr, "sazanamigothic"},
+            {u"\u6771\u98A8\u660E\u671D"_ustr, "kochimincho"},
+            {u"\u6771\u98A8\u30B4\u30B7\u30C3\u30AF"_ustr, "kochigothic"},
+            {u"\uC36C\uB3CB\uC6C0"_ustr, "sundotum"},
+            {u"\uC36C\uAD74\uB9BC"_ustr, "sungulim"},
+            {u"\uC36C\uBC14\uD0D5"_ustr, "sunbatang"},
+            {u"\uBC31\uBB35\uB3CB\uC6C0"_ustr, "baekmukdotum"},
+            {u"\uBC31\uBB35\uAD74\uB9BC"_ustr, "baekmukgulim"},
+            {u"\uBC31\uBB35\uBC14\uD0D5"_ustr, "baekmukbatang"},
+            {u"\u65B9\u6B63\u9ED1\u4F53"_ustr, "fzheiti"},
+            {u"\u65B9\u6B63\u9ED1\u9AD4"_ustr, "fzheiti"},
+            {u"\u65B9\u6B63\u6977\u4F53"_ustr, "fzkaiti"},
+            {u"\u65B9\u6B63\u6977\u9AD4"_ustr, "fzkaitib"},
+            {u"\u65B9\u6B63\u660E\u9AD4"_ustr, "fzmingtib"},
+            {u"\u65B9\u6B63\u5B8B\u4F53"_ustr, "fzsongti"},
+            {u"hy\uACAC\uBA85\uC870"_ustr, "hymyeongjoextra"},
+            {u"hy\uC2E0\uBA85\uC870"_ustr, "hysinmyeongjomedium"},
+            {u"hy\uC911\uACE0\uB515"_ustr, "hygothicmedium"},
+            {u"hy\uADF8\uB798\uD53Dm"_ustr, "hygraphicmedium"},
+            {u"hy\uADF8\uB798\uD53D"_ustr, "hygraphic"},
+            {u"\uC0C8\uAD74\uB9BC"_ustr, "newgulim"},
+            {u"\uC36C\uAD81\uC11C"_ustr, "sungungseo"},
+            {u"hy\uAD81\uC11Cb"_ustr, "hygungsobold"},
+            {u"hy\uAD81\uC11C"_ustr, "hygungso"},
+            {u"\uC36C\uD5E4\uB4DC\uB77C\uC778"_ustr, "sunheadline"},
+            {u"hy\uD5E4\uB4DC\uB77C\uC778m"_ustr, "hyheadlinemedium"},
+            {u"hy\uD5E4\uB4DC\uB77C\uC778"_ustr, "hyheadline"},
+            {u"\uD734\uBA3C\uC61B\uCCB4"_ustr, "yetr"},
+            {u"hy\uACAC\uACE0\uB515"_ustr, "hygothicextra"},
+            {u"\uC36C\uBAA9\uD310"_ustr, "sunmokpan"},
+            {u"\uC36C\uC5FD\uC11C"_ustr, "sunyeopseo"},
+            {u"\uC36C\uBC31\uC1A1"_ustr, "sunbaeksong"},
+            {u"hy\uC5FD\uC11Cl"_ustr, "hypostlight"},
+            {u"hy\uC5FD\uC11C"_ustr, "hypost"},
+            {u"\uD734\uBA3C\uB9E4\uC9C1\uCCB4"_ustr, "magicr"},
+            {u"\uC36C\uD06C\uB9AC\uC2A4\uD0C8"_ustr, "suncrystal"},
+            {u"\uC36C\uC0D8\uBB3C"_ustr, "sunsaemmul"},
+            {u"hy\uC595\uC740\uC0D8\uBB3Cm"_ustr, "hyshortsamulmedium"},
+            {u"hy\uC595\uC740\uC0D8\uBB3C"_ustr, "hyshortsamul"},
+            {u"\uD55C\uCEF4\uBC14\uD0D5"_ustr, "haansoftbatang"},
+            {u"\uD55C\uCEF4\uB3CB\uC6C0"_ustr, "haansoftdotum"},
+            {u"\uD55C\uC591\uD574\uC11C"_ustr, "hyhaeseo"},
+            {u"md\uC194\uCCB4"_ustr, "mdsol"},
+            {u"md\uAC1C\uC131\uCCB4"_ustr, "mdgaesung"},
+            {u"md\uC544\uD2B8\uCCB4"_ustr, "mdart"},
+            {u"md\uC544\uB871\uCCB4"_ustr, "mdalong"},
+            {u"md\uC774\uC19D\uCCB4"_ustr, "mdeasop"},
+            {u"hg\uFF7A\uFF9E\uFF7C\uFF6F\uFF78e"_ustr, "hggothice"},
+            {u"hgp\uFF7A\uFF9E\uFF7C\uFF6F\uFF78e"_ustr, "hgpgothice"},
+            {u"hgs\uFF7A\uFF9E\uFF7C\uFF6F\uFF78e"_ustr, "hgsgothice"},
+            {u"hg\uFF7A\uFF9E\uFF7C\uFF6F\uFF78m"_ustr, "hggothicm"},
+            {u"hgp\uFF7A\uFF9E\uFF7C\uFF6F\uFF78m"_ustr, "hgpgothicm"},
+            {u"hgs\uFF7A\uFF9E\uFF7C\uFF6F\uFF78m"_ustr, "hgsgothicm"},
+            {u"hg\u884C\u66F8\u4F53"_ustr, "hggyoshotai"},
+            {u"hgp\u884C\u66F8\u4F53"_ustr, "hgpgyoshotai"},
+            {u"hgs\u884C\u66F8\u4F53"_ustr, "hgsgyoshotai"},
+            {u"hg\u6559\u79D1\u66F8\u4F53"_ustr, "hgkyokashotai"},
+            {u"hgp\u6559\u79D1\u66F8\u4F53"_ustr, "hgpkyokashotai"},
+            {u"hgs\u6559\u79D1\u66F8\u4F53"_ustr, "hgskyokashotai"},
+            {u"hg\u660E\u671Db"_ustr, "hgminchob"},
+            {u"hgp\u660E\u671Db"_ustr, "hgpminchob"},
+            {u"hgs\u660E\u671Db"_ustr, "hgsminchob"},
+            {u"hg\u660E\u671De"_ustr, "hgminchoe"},
+            {u"hgp\u660E\u671De"_ustr, "hgpminchoe"},
+            {u"hgs\u660E\u671De"_ustr, "hgsminchoe"},
+            {u"hg\u5275\u82F1\u89D2\uFF8E\uFF9F\uFF6F\uFF8C\uFF9F\u4F53"_ustr, "hgsoeikakupoptai"},
+            {u"hgp\u5275\u82F1\u89D2\uFF8E\uFF9F\uFF6F\uFF8C\uFF9F\u4F53"_ustr, "hgpsoeikakupopta"},
+            {u"hgs\u5275\u82F1\u89D2\uFF8E\uFF9F\uFF6F\uFF8C\uFF9F\u4F53"_ustr, "hgssoeikakupopta"},
+            {u"hg\u5275\u82F1\uFF8C\uFF9F\uFF9A\uFF7E\uFF9E\uFF9D\uFF7Deb"_ustr,
+             "hgsoeipresenceeb"},
+            {u"hgp\u5275\u82F1\uFF8C\uFF9F\uFF9A\uFF7E\uFF9E\uFF9D\uFF7Deb"_ustr,
+             "hgpsoeipresenceeb"},
+            {u"hgs\u5275\u82F1\uFF8C\uFF9F\uFF9A\uFF7E\uFF9E\uFF9D\uFF7Deb"_ustr,
+             "hgssoeipresenceeb"},
+            {u"hg\u5275\u82F1\u89D2\uFF7A\uFF9E\uFF7C\uFF6F\uFF78ub"_ustr, "hgsoeikakugothicub"},
+            {u"hgp\u5275\u82F1\u89D2\uFF7A\uFF9E\uFF7C\uFF6F\uFF78ub"_ustr, "hgpsoeikakugothicub"},
+            {u"hgs\u5275\u82F1\u89D2\uFF7A\uFF9E\uFF7C\uFF6F\uFF78ub"_ustr, "hgssoeikakugothicub"},
+            {u"hg\u6B63\u6977\u66F8\u4F53-pro"_ustr, "hgseikaishotaipro"},
+            {u"hg\u4E38\uFF7A\uFF9E\uFF7C\uFF6F\uFF78-pro"_ustr, "hgmarugothicmpro"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u660E\u671Dpro"_ustr, "hiraginominchopro"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u660E\u671Dpron"_ustr, "hiraginominchopron"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u89D2\u30B4\u30B7\u30C3\u30AF"_ustr, "hiraginosans"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u89D2\u30B4pro"_ustr, "hiraginokakugothicpro"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u89D2\u30B4pron"_ustr, "hiraginokakugothicpron"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u4E38\u30B4pro"_ustr, "hiraginomarugothicpro"},
+            {u"\u30D2\u30E9\u30AE\u30CE\u4E38\u30B4pron"_ustr, "hiraginomarugothicpron"},
+            {u"\u6E38\u30B4\u30B7\u30C3\u30AF"_ustr, "yugothic"},
+            {u"\u6E38\u30B4\u30B7\u30C3\u30AF\u4F53"_ustr, "yugothictai"},
+            {u"\u6E38\u660E\u671D"_ustr, "yumincho"},
+            {u"\u6E38\u660E\u671D\u4F53"_ustr, "yuminchotai"},
+            {u"\u6E90\u30CE\u89D2\u30B4\u30B7\u30C3\u30AF"_ustr, "sourcehansans"},
+            {u"\u6E90\u30CE\u89D2\u30B4\u30B7\u30C3\u30AFjp"_ustr, "sourcehansansjp"},
+            {u"\u6E90\u30CE\u89D2\u30B4\u30B7\u30C3\u30AFhw"_ustr, "sourcehansanshw"},
+            {u"\u6E90\u30CE\u660E\u671D"_ustr, "sourcehanserif"},
+            {u"\u6E90\u30CE\u660E\u671Djp"_ustr, "sourcehanserifjp"},
+            {u"ipamj\u660E\u671D"_ustr, "ipamjmincho"},
+            {u"ipaex\u30B4\u30B7\u30C3\u30AF"_ustr, "ipaexgothic"},
+            {u"ipaex\u660E\u671D"_ustr, "ipaexmimcho"}};
+
+        FontNameDictionary::const_iterator it = aDictionary.find( rNameStr );
+        if( it != aDictionary.end() )
+            rNameStr = it->second;
+    }
+
+    return rNameStr;
+}
+
+std::u16string_view GetNextFontToken( std::u16string_view rTokenStr, sal_Int32& rIndex )
+{
+    // check for valid start index
+    size_t nStringLen = rTokenStr.size();
+    if( o3tl::make_unsigned(rIndex) >= nStringLen )
+    {
+        rIndex = -1;
+        return {};
+    }
+
+    // find the next token delimiter and return the token substring
+    const sal_Unicode* pStr = rTokenStr.data() + rIndex;
+    const sal_Unicode* pEnd = rTokenStr.data() + nStringLen;
+    for(; pStr < pEnd; ++pStr )
+        if( (*pStr == ';') || (*pStr == ',') )
+            break;
+
+    sal_Int32 nTokenStart = rIndex;
+    sal_Int32 nTokenLen;
+    if( pStr < pEnd )
+    {
+        rIndex = sal::static_int_cast<sal_Int32>(pStr - rTokenStr.data());
+        nTokenLen = rIndex - nTokenStart;
+        ++rIndex; // skip over token separator
+    }
+    else
+    {
+        // no token delimiter found => handle last token
+        rIndex = -1;
+
+        // optimize if the token string consists of just one token
+        if( !nTokenStart )
+        {
+            return rTokenStr;
+        }
+        else
+        {
+            nTokenLen = nStringLen - nTokenStart;
+        }
+    }
+
+    return rTokenStr.substr( nTokenStart, nTokenLen );
+}
+
+static bool ImplIsFontToken( std::u16string_view rName, std::u16string_view rToken )
+{
+    sal_Int32  nIndex = 0;
+    do
+    {
+        std::u16string_view aTempName = GetNextFontToken( rName, nIndex );
+        if ( rToken == aTempName )
+            return true;
+    }
+    while ( nIndex != -1 );
+
+    return false;
+}
+
+static void ImplAppendFontToken( OUString& rName, std::u16string_view rNewToken )
+{
+    if ( !rName.isEmpty() )
+    {
+        rName += ";";
+    }
+    rName += rNewToken;
+}
+
+void AddTokenFontName( OUString& rName, std::u16string_view rNewToken )
+{
+    if ( !ImplIsFontToken( rName, rNewToken ) )
+        ImplAppendFontToken( rName, rNewToken );
+}
+
+OUString GetSubsFontName( std::u16string_view rName, SubsFontFlags nFlags )
+{
+    OUString aName;
+
+    sal_Int32 nIndex = 0;
+    OUString aOrgName = GetEnglishSearchFontName(
+                                GetNextFontToken( rName, nIndex ) );
+
+    // #93662# do not try to replace StarSymbol with MS only font
+    if( nFlags == (SubsFontFlags::MS|SubsFontFlags::ONLYONE)
+    &&  ( aOrgName == "starsymbol"
+      ||  aOrgName == "opensymbol" ) )
+        return aName;
+
+    if (nFlags & SubsFontFlags::MS)
+    {
+        const utl::FontNameAttr* pAttr = utl::FontSubstConfiguration::get().getSubstInfo( aOrgName );
+        if (pAttr)
+            for( const auto& rSubstitution : pAttr->MSSubstitutions )
+                if( ! ImplIsFontToken( rName, rSubstitution ) )
+                {
+                    ImplAppendFontToken( aName, rSubstitution );
+                    if( nFlags & SubsFontFlags::ONLYONE )
+                    {
+                        break;
+                    }
+                }
+    }
+
+    return aName;
+}
+
+bool IsOpenSymbol(std::u16string_view rFontName)
+{
+    sal_Int32 nIndex = 0;
+    std::u16string_view sFamilyNm(GetNextFontToken(rFontName, nIndex));
+    return (o3tl::equalsIgnoreAsciiCase(sFamilyNm, "starsymbol") ||
+        o3tl::equalsIgnoreAsciiCase(sFamilyNm, "opensymbol"));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */