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-rw-r--r--vcl/source/font/DirectFontSubstitution.cxx71
-rw-r--r--vcl/source/font/Feature.cxx162
-rw-r--r--vcl/source/font/FeatureCollector.cxx158
-rw-r--r--vcl/source/font/FeatureParser.cxx70
-rw-r--r--vcl/source/font/FontSelectPattern.cxx155
-rw-r--r--vcl/source/font/OpenTypeFeatureDefinitionList.cxx200
-rw-r--r--vcl/source/font/PhysicalFontCollection.cxx1279
-rw-r--r--vcl/source/font/PhysicalFontFace.cxx206
-rw-r--r--vcl/source/font/PhysicalFontFamily.cxx269
-rw-r--r--vcl/source/font/font.cxx1155
-rw-r--r--vcl/source/font/fontattributes.cxx62
-rw-r--r--vcl/source/font/fontcache.cxx279
-rw-r--r--vcl/source/font/fontcharmap.cxx639
-rw-r--r--vcl/source/font/fontinstance.cxx192
-rw-r--r--vcl/source/font/fontmetric.cxx468
15 files changed, 5365 insertions, 0 deletions
diff --git a/vcl/source/font/DirectFontSubstitution.cxx b/vcl/source/font/DirectFontSubstitution.cxx
new file mode 100644
index 000000000..e494fb7ce
--- /dev/null
+++ b/vcl/source/font/DirectFontSubstitution.cxx
@@ -0,0 +1,71 @@
+/* -*- 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 <unotools/fontdefs.hxx>
+
+#include <font/DirectFontSubstitution.hxx>
+
+#include <svdata.hxx>
+
+#include <string>
+#include <vector>
+
+namespace vcl::font
+{
+void DirectFontSubstitution::AddFontSubstitute(const OUString& rFontName,
+ const OUString& rSubstFontName,
+ AddFontSubstituteFlags nFlags)
+{
+ maFontSubstList.emplace_back(rFontName, rSubstFontName, nFlags);
+}
+
+void DirectFontSubstitution::RemoveFontsSubstitute() { maFontSubstList.clear(); }
+
+bool DirectFontSubstitution::FindFontSubstitute(OUString& rSubstName,
+ std::u16string_view rSearchName) const
+{
+ // TODO: get rid of O(N) searches
+ std::vector<FontSubstEntry>::const_iterator it = std::find_if(
+ maFontSubstList.begin(), maFontSubstList.end(), [&](const FontSubstEntry& s) {
+ return (s.mnFlags & AddFontSubstituteFlags::ALWAYS) && (s.maSearchName == rSearchName);
+ });
+ if (it != maFontSubstList.end())
+ {
+ rSubstName = it->maSearchReplaceName;
+ return true;
+ }
+ return false;
+}
+
+void ImplFontSubstitute(OUString& rFontName)
+{
+ // must be canonicalised
+ assert(GetEnglishSearchFontName(rFontName) == rFontName);
+ OUString aSubstFontName;
+ // apply user-configurable font replacement (eg, from the list in Tools->Options)
+ const DirectFontSubstitution* pSubst = ImplGetSVData()->maGDIData.mpDirectFontSubst;
+ if (pSubst && pSubst->FindFontSubstitute(aSubstFontName, rFontName))
+ {
+ rFontName = aSubstFontName;
+ return;
+ }
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/vcl/source/font/Feature.cxx b/vcl/source/font/Feature.cxx
new file mode 100644
index 000000000..ba4b09a5d
--- /dev/null
+++ b/vcl/source/font/Feature.cxx
@@ -0,0 +1,162 @@
+/* -*- 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/.
+ *
+ */
+
+#include <utility>
+#include <vcl/font/Feature.hxx>
+#include <svdata.hxx>
+
+#include <hb.h>
+
+namespace vcl::font
+{
+OUString featureCodeAsString(uint32_t nFeature)
+{
+ std::vector<char> aString(5, 0);
+ aString[0] = char(nFeature >> 24 & 0xff);
+ aString[1] = char(nFeature >> 16 & 0xff);
+ aString[2] = char(nFeature >> 8 & 0xff);
+ aString[3] = char(nFeature >> 0 & 0xff);
+
+ return OStringToOUString(aString.data(), RTL_TEXTENCODING_ASCII_US);
+}
+
+// Feature
+Feature::Feature()
+ : m_aID({ 0, 0, 0 })
+ , m_eType(FeatureType::OpenType)
+{
+}
+
+Feature::Feature(FeatureID const& rID, FeatureType eType)
+ : m_aID(rID)
+ , m_eType(eType)
+{
+}
+
+// FeatureSetting
+FeatureSetting::FeatureSetting(OString feature)
+ : m_nTag(0)
+ , m_nValue(0)
+ , m_nStart(0)
+ , m_nEnd(0)
+{
+ hb_feature_t aFeat;
+ if (hb_feature_from_string(feature.getStr(), feature.getLength(), &aFeat))
+ {
+ m_nTag = aFeat.tag;
+ m_nValue = aFeat.value;
+ m_nStart = aFeat.start;
+ m_nEnd = aFeat.end;
+ }
+}
+
+// FeatureParameter
+
+FeatureParameter::FeatureParameter(uint32_t nCode, OUString aDescription)
+ : m_nCode(nCode)
+ , m_sDescription(std::move(aDescription))
+{
+}
+
+FeatureParameter::FeatureParameter(uint32_t nCode, TranslateId pDescriptionID)
+ : m_nCode(nCode)
+ , m_pDescriptionID(pDescriptionID)
+{
+}
+
+OUString FeatureParameter::getDescription() const
+{
+ OUString aReturnString;
+
+ if (m_pDescriptionID)
+ aReturnString = VclResId(m_pDescriptionID);
+ else if (!m_sDescription.isEmpty())
+ aReturnString = m_sDescription;
+
+ return aReturnString;
+}
+
+uint32_t FeatureParameter::getCode() const { return m_nCode; }
+
+// FeatureDefinition
+
+FeatureDefinition::FeatureDefinition()
+ : m_nCode(0)
+ , m_nDefault(0)
+ , m_eType(FeatureParameterType::BOOL)
+{
+}
+
+FeatureDefinition::FeatureDefinition(uint32_t nCode, OUString const& rDescription,
+ FeatureParameterType eType,
+ std::vector<FeatureParameter>&& rEnumParameters,
+ uint32_t nDefault)
+ : m_sDescription(rDescription)
+ , m_nCode(nCode)
+ , m_nDefault(nDefault)
+ , m_eType(eType)
+ , m_aEnumParameters(std::move(rEnumParameters))
+{
+}
+
+FeatureDefinition::FeatureDefinition(uint32_t nCode, TranslateId pDescriptionID,
+ OUString const& rNumericPart)
+ : m_pDescriptionID(pDescriptionID)
+ , m_sNumericPart(rNumericPart)
+ , m_nCode(nCode)
+ , m_nDefault(0)
+ , m_eType(FeatureParameterType::BOOL)
+{
+}
+
+FeatureDefinition::FeatureDefinition(uint32_t nCode, TranslateId pDescriptionID,
+ std::vector<FeatureParameter> aEnumParameters)
+ : m_pDescriptionID(pDescriptionID)
+ , m_nCode(nCode)
+ , m_nDefault(0)
+ , m_eType(FeatureParameterType::ENUM)
+ , m_aEnumParameters(std::move(aEnumParameters))
+{
+}
+
+const std::vector<FeatureParameter>& FeatureDefinition::getEnumParameters() const
+{
+ return m_aEnumParameters;
+}
+
+OUString FeatureDefinition::getDescription() const
+{
+ if (m_pDescriptionID)
+ {
+ OUString sTranslatedDescription = VclResId(m_pDescriptionID);
+ if (!m_sNumericPart.isEmpty())
+ return sTranslatedDescription.replaceFirst("%1", m_sNumericPart);
+ return sTranslatedDescription;
+ }
+ else if (!m_sDescription.isEmpty())
+ {
+ return m_sDescription;
+ }
+ else
+ {
+ return vcl::font::featureCodeAsString(m_nCode);
+ }
+}
+
+uint32_t FeatureDefinition::getCode() const { return m_nCode; }
+
+FeatureParameterType FeatureDefinition::getType() const { return m_eType; }
+
+FeatureDefinition::operator bool() const { return m_nCode != 0; }
+
+uint32_t FeatureDefinition::getDefault() const { return m_nDefault; }
+} // end vcl::font namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/FeatureCollector.cxx b/vcl/source/font/FeatureCollector.cxx
new file mode 100644
index 000000000..6cb1b14c5
--- /dev/null
+++ b/vcl/source/font/FeatureCollector.cxx
@@ -0,0 +1,158 @@
+/* -*- 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/.
+ */
+
+#include <font/FeatureCollector.hxx>
+#include <font/OpenTypeFeatureDefinitionList.hxx>
+
+#include <hb-ot.h>
+#include <hb-graphite2.h>
+
+namespace vcl::font
+{
+bool FeatureCollector::collectGraphite()
+{
+ gr_face* grFace = hb_graphite2_face_get_gr_face(m_pHbFace);
+
+ if (grFace == nullptr)
+ return false;
+
+ gr_uint16 nUILanguage = gr_uint16(m_eLanguageType);
+
+ gr_uint16 nNumberOfFeatures = gr_face_n_fref(grFace);
+ gr_feature_val* pfeatureValues
+ = gr_face_featureval_for_lang(grFace, 0); // shame we don't know which lang
+
+ for (gr_uint16 i = 0; i < nNumberOfFeatures; ++i)
+ {
+ const gr_feature_ref* pFeatureRef = gr_face_fref(grFace, i);
+ gr_uint32 nFeatureCode = gr_fref_id(pFeatureRef);
+
+ if (nFeatureCode == 0) // illegal feature code - skip
+ continue;
+
+ gr_uint16 nValue = gr_fref_feature_value(pFeatureRef, pfeatureValues);
+ gr_uint32 nLabelLength = 0;
+ void* pLabel = gr_fref_label(pFeatureRef, &nUILanguage, gr_utf8, &nLabelLength);
+ OUString sLabel(OUString::createFromAscii(static_cast<char*>(pLabel)));
+ gr_label_destroy(pLabel);
+
+ std::vector<vcl::font::FeatureParameter> aParameters;
+ gr_uint16 nNumberOfValues = gr_fref_n_values(pFeatureRef);
+
+ if (nNumberOfValues > 0)
+ {
+ for (gr_uint16 j = 0; j < nNumberOfValues; ++j)
+ {
+ gr_uint32 nValueLabelLength = 0;
+ void* pValueLabel = gr_fref_value_label(pFeatureRef, j, &nUILanguage, gr_utf8,
+ &nValueLabelLength);
+ OUString sValueLabel(OUString::createFromAscii(static_cast<char*>(pValueLabel)));
+ gr_uint16 nParamValue = gr_fref_value(pFeatureRef, j);
+ aParameters.emplace_back(sal_uInt32(nParamValue), sValueLabel);
+ gr_label_destroy(pValueLabel);
+ }
+
+ auto eFeatureParameterType = vcl::font::FeatureParameterType::ENUM;
+
+ // Check if the parameters are boolean
+ if (aParameters.size() == 2
+ && (aParameters[0].getDescription() == "True"
+ || aParameters[0].getDescription() == "False"))
+ {
+ eFeatureParameterType = vcl::font::FeatureParameterType::BOOL;
+ aParameters.clear();
+ }
+
+ m_rFontFeatures.emplace_back(
+ FeatureID{ nFeatureCode, HB_OT_TAG_DEFAULT_SCRIPT, HB_OT_TAG_DEFAULT_LANGUAGE },
+ vcl::font::FeatureType::Graphite);
+ vcl::font::Feature& rFeature = m_rFontFeatures.back();
+ rFeature.m_aDefinition
+ = vcl::font::FeatureDefinition(nFeatureCode, sLabel, eFeatureParameterType,
+ std::move(aParameters), sal_uInt32(nValue));
+ }
+ }
+ gr_featureval_destroy(pfeatureValues);
+ return true;
+}
+
+void FeatureCollector::collectForLanguage(hb_tag_t aTableTag, sal_uInt32 nScript,
+ hb_tag_t aScriptTag, sal_uInt32 nLanguage,
+ hb_tag_t aLanguageTag)
+{
+ unsigned int nFeatureCount = hb_ot_layout_language_get_feature_tags(
+ m_pHbFace, aTableTag, nScript, nLanguage, 0, nullptr, nullptr);
+ std::vector<hb_tag_t> aFeatureTags(nFeatureCount);
+ hb_ot_layout_language_get_feature_tags(m_pHbFace, aTableTag, nScript, nLanguage, 0,
+ &nFeatureCount, aFeatureTags.data());
+ aFeatureTags.resize(nFeatureCount);
+
+ for (hb_tag_t aFeatureTag : aFeatureTags)
+ {
+ if (OpenTypeFeatureDefinitionList().isRequired(aFeatureTag))
+ continue;
+
+ m_rFontFeatures.emplace_back();
+ vcl::font::Feature& rFeature = m_rFontFeatures.back();
+ rFeature.m_aID = { aFeatureTag, aScriptTag, aLanguageTag };
+
+ FeatureDefinition aDefinition = OpenTypeFeatureDefinitionList().getDefinition(aFeatureTag);
+ if (aDefinition)
+ {
+ rFeature.m_aDefinition = aDefinition;
+ }
+ }
+}
+
+void FeatureCollector::collectForScript(hb_tag_t aTableTag, sal_uInt32 nScript, hb_tag_t aScriptTag)
+{
+ collectForLanguage(aTableTag, nScript, aScriptTag, HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX,
+ HB_OT_TAG_DEFAULT_LANGUAGE);
+
+ unsigned int nLanguageCount
+ = hb_ot_layout_script_get_language_tags(m_pHbFace, aTableTag, nScript, 0, nullptr, nullptr);
+ std::vector<hb_tag_t> aLanguageTags(nLanguageCount);
+ hb_ot_layout_script_get_language_tags(m_pHbFace, aTableTag, nScript, 0, &nLanguageCount,
+ aLanguageTags.data());
+ aLanguageTags.resize(nLanguageCount);
+ for (sal_uInt32 nLanguage = 0; nLanguage < sal_uInt32(nLanguageCount); ++nLanguage)
+ collectForLanguage(aTableTag, nScript, aScriptTag, nLanguage, aLanguageTags[nLanguage]);
+}
+
+void FeatureCollector::collectForTable(hb_tag_t aTableTag)
+{
+ unsigned int nScriptCount
+ = hb_ot_layout_table_get_script_tags(m_pHbFace, aTableTag, 0, nullptr, nullptr);
+ std::vector<hb_tag_t> aScriptTags(nScriptCount);
+ hb_ot_layout_table_get_script_tags(m_pHbFace, aTableTag, 0, &nScriptCount, aScriptTags.data());
+ aScriptTags.resize(nScriptCount);
+
+ for (sal_uInt32 nScript = 0; nScript < sal_uInt32(nScriptCount); ++nScript)
+ collectForScript(aTableTag, nScript, aScriptTags[nScript]);
+}
+
+bool FeatureCollector::collect()
+{
+ gr_face* grFace = hb_graphite2_face_get_gr_face(m_pHbFace);
+
+ if (grFace)
+ {
+ return collectGraphite();
+ }
+ else
+ {
+ collectForTable(HB_OT_TAG_GSUB); // substitution
+ collectForTable(HB_OT_TAG_GPOS); // positioning
+ return true;
+ }
+}
+
+} // end namespace vcl::font
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/FeatureParser.cxx b/vcl/source/font/FeatureParser.cxx
new file mode 100644
index 000000000..5182cea7a
--- /dev/null
+++ b/vcl/source/font/FeatureParser.cxx
@@ -0,0 +1,70 @@
+/* -*- 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/.
+ *
+ */
+
+#include <vcl/font/FeatureParser.hxx>
+#include <vcl/font/Feature.hxx>
+#include <o3tl/string_view.hxx>
+
+namespace vcl::font
+{
+OUString trimFontNameFeatures(OUString const& rFontName)
+{
+ const sal_Int32 nPrefixIdx{ rFontName.indexOf(vcl::font::FeaturePrefix) };
+
+ if (nPrefixIdx < 0)
+ return rFontName;
+
+ return rFontName.copy(0, nPrefixIdx);
+}
+
+FeatureParser::FeatureParser(std::u16string_view rFontName)
+{
+ size_t nPrefixIdx{ rFontName.find(vcl::font::FeaturePrefix) };
+
+ if (nPrefixIdx == std::u16string_view::npos)
+ return;
+
+ std::u16string_view sName(rFontName.substr(++nPrefixIdx));
+ sal_Int32 nIndex = 0;
+ do
+ {
+ std::u16string_view sToken = o3tl::getToken(sName, 0, vcl::font::FeatureSeparator, nIndex);
+
+ sal_Int32 nInnerIdx{ 0 };
+ std::u16string_view sID = o3tl::getToken(sToken, 0, '=', nInnerIdx);
+
+ if (sID == u"lang")
+ {
+ m_sLanguage = o3tl::getToken(sToken, 0, '=', nInnerIdx);
+ }
+ else
+ {
+ OString sFeature = OUStringToOString(sToken, RTL_TEXTENCODING_ASCII_US);
+ FeatureSetting aFeature(sFeature);
+ if (aFeature.m_nTag != 0)
+ m_aFeatures.push_back(aFeature);
+ }
+ } while (nIndex >= 0);
+}
+
+std::unordered_map<uint32_t, uint32_t> FeatureParser::getFeaturesMap() const
+{
+ std::unordered_map<uint32_t, uint32_t> aResultMap;
+ for (auto const& rFeat : m_aFeatures)
+ {
+ if (rFeat.m_nValue != 0)
+ aResultMap.emplace(rFeat.m_nTag, rFeat.m_nValue);
+ }
+ return aResultMap;
+}
+
+} // end vcl::font namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/FontSelectPattern.cxx b/vcl/source/font/FontSelectPattern.cxx
new file mode 100644
index 000000000..23e7673c8
--- /dev/null
+++ b/vcl/source/font/FontSelectPattern.cxx
@@ -0,0 +1,155 @@
+/* -*- 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 <sal/config.h>
+#include <o3tl/safeint.hxx>
+#include <tools/gen.hxx>
+
+#include <vcl/font.hxx>
+
+#include <font/FontSelectPattern.hxx>
+#include <font/PhysicalFontFace.hxx>
+
+namespace vcl::font
+{
+
+// These mustn't conflict with font name lists which use ; and ,
+const char FontSelectPattern::FEAT_PREFIX = ':';
+const char FontSelectPattern::FEAT_SEPARATOR = '&';
+
+FontSelectPattern::FontSelectPattern( const vcl::Font& rFont,
+ const OUString& rSearchName, const Size& rSize, float fExactHeight, bool bNonAntialias)
+ : maSearchName( rSearchName )
+ , mnWidth( rSize.Width() )
+ , mnHeight( rSize.Height() )
+ , mfExactHeight( fExactHeight)
+ , mnOrientation( rFont.GetOrientation() )
+ , meLanguage( rFont.GetLanguage() )
+ , mbVertical( rFont.IsVertical() )
+ , mbNonAntialiased(bNonAntialias)
+ , mbEmbolden( false )
+{
+ maTargetName = GetFamilyName();
+
+ rFont.GetFontAttributes( *this );
+
+ // normalize orientation between 0 and 3600
+ if( mnOrientation < 0_deg10 || mnOrientation >= 3600_deg10 )
+ {
+ if( mnOrientation >= 0_deg10 )
+ mnOrientation %= 3600_deg10;
+ else
+ mnOrientation = 3600_deg10 - (-mnOrientation % 3600_deg10);
+ }
+
+ // normalize width and height
+ if( mnHeight < 0 )
+ mnHeight = o3tl::saturating_toggle_sign(mnHeight);
+ if( mnWidth < 0 )
+ mnWidth = o3tl::saturating_toggle_sign(mnWidth);
+}
+
+
+// NOTE: this ctor is still used on Windows. Do not remove.
+#ifdef _WIN32
+FontSelectPattern::FontSelectPattern( const PhysicalFontFace& rFontData,
+ const Size& rSize, float fExactHeight, int nOrientation, bool bVertical )
+ : FontAttributes( rFontData )
+ , mnWidth( rSize.Width() )
+ , mnHeight( rSize.Height() )
+ , mfExactHeight( fExactHeight )
+ , mnOrientation( nOrientation )
+ , meLanguage( 0 )
+ , mbVertical( bVertical )
+ , mbNonAntialiased( false )
+ , mbEmbolden( false )
+{
+ maTargetName = maSearchName = GetFamilyName();
+ // NOTE: no normalization for width/height/orientation
+}
+
+#endif
+
+size_t FontSelectPattern::hashCode() const
+{
+ // TODO: does it pay off to improve this hash function?
+ size_t nHash;
+ // check for features and generate a unique hash if necessary
+ if (maTargetName.indexOf(FontSelectPattern::FEAT_PREFIX)
+ != -1)
+ {
+ nHash = maTargetName.hashCode();
+ }
+ else
+ {
+ nHash = maSearchName.hashCode();
+ }
+ nHash += 11U * mnHeight;
+ nHash += 19 * GetWeight();
+ nHash += 29 * GetItalic();
+ nHash += 37 * mnOrientation.get();
+ nHash += 41 * static_cast<sal_uInt16>(meLanguage);
+ if( mbVertical )
+ nHash += 53;
+ return nHash;
+}
+
+bool FontSelectPattern::operator==(const FontSelectPattern& rOther) const
+{
+ if (!CompareDeviceIndependentFontAttributes(rOther))
+ return false;
+
+ if (maTargetName != rOther.maTargetName)
+ return false;
+
+ if (maSearchName != rOther.maSearchName)
+ return false;
+
+ if (mnWidth != rOther.mnWidth)
+ return false;
+
+ if (mnHeight != rOther.mnHeight)
+ return false;
+
+ if (mfExactHeight != rOther.mfExactHeight)
+ return false;
+
+ if (mnOrientation != rOther.mnOrientation)
+ return false;
+
+ if (meLanguage != rOther.meLanguage)
+ return false;
+
+ if (mbVertical != rOther.mbVertical)
+ return false;
+
+ if (mbNonAntialiased != rOther.mbNonAntialiased)
+ return false;
+
+ if (mbEmbolden != rOther.mbEmbolden)
+ return false;
+
+ if (maItalicMatrix != rOther.maItalicMatrix)
+ return false;
+
+ return true;
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/OpenTypeFeatureDefinitionList.cxx b/vcl/source/font/OpenTypeFeatureDefinitionList.cxx
new file mode 100644
index 000000000..f49837cce
--- /dev/null
+++ b/vcl/source/font/OpenTypeFeatureDefinitionList.cxx
@@ -0,0 +1,200 @@
+/* -*- 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/.
+ *
+ */
+
+#include <font/OpenTypeFeatureDefinitionList.hxx>
+#include <font/OpenTypeFeatureStrings.hrc>
+
+#include <rtl/character.hxx>
+
+#include <algorithm>
+
+namespace vcl::font
+{
+OpenTypeFeatureDefinitionListPrivate& OpenTypeFeatureDefinitionList()
+{
+ static OpenTypeFeatureDefinitionListPrivate SINGLETON;
+ return SINGLETON;
+};
+
+OpenTypeFeatureDefinitionListPrivate::OpenTypeFeatureDefinitionListPrivate() { init(); }
+
+void OpenTypeFeatureDefinitionListPrivate::init()
+{
+ m_aFeatureDefinition.assign({
+ { featureCode("aalt"), STR_FONT_FEATURE_ID_AALT },
+ { featureCode("afrc"), STR_FONT_FEATURE_ID_AFRC },
+ { featureCode("alig"), STR_FONT_FEATURE_ID_ALIG },
+ { featureCode("c2pc"), STR_FONT_FEATURE_ID_C2PC },
+ { featureCode("c2sc"), STR_FONT_FEATURE_ID_C2SC },
+ { featureCode("calt"), STR_FONT_FEATURE_ID_CALT },
+ { featureCode("case"), STR_FONT_FEATURE_ID_CASE },
+ { featureCode("clig"), STR_FONT_FEATURE_ID_CLIG },
+ { featureCode("cpct"), STR_FONT_FEATURE_ID_CPCT },
+ { featureCode("cpsp"), STR_FONT_FEATURE_ID_CPSP },
+ { featureCode("cswh"), STR_FONT_FEATURE_ID_CSWH },
+ { featureCode("dcap"), STR_FONT_FEATURE_ID_DCAP },
+ { featureCode("dlig"), STR_FONT_FEATURE_ID_DLIG },
+ { featureCode("dnom"), STR_FONT_FEATURE_ID_DNOM },
+ { featureCode("dpng"), STR_FONT_FEATURE_ID_DPNG },
+ { featureCode("expt"), STR_FONT_FEATURE_ID_EXPT },
+ { featureCode("falt"), STR_FONT_FEATURE_ID_FALT },
+ { featureCode("frac"), STR_FONT_FEATURE_ID_FRAC },
+ { featureCode("fwid"), STR_FONT_FEATURE_ID_FWID },
+ { featureCode("halt"), STR_FONT_FEATURE_ID_HALT },
+ { featureCode("hist"), STR_FONT_FEATURE_ID_HIST },
+ { featureCode("hkna"), STR_FONT_FEATURE_ID_HKNA },
+ { featureCode("hlig"), STR_FONT_FEATURE_ID_HLIG },
+ { featureCode("hngl"), STR_FONT_FEATURE_ID_HNGL },
+ { featureCode("hojo"), STR_FONT_FEATURE_ID_HOJO },
+ { featureCode("hwid"), STR_FONT_FEATURE_ID_HWID },
+ { featureCode("ital"), STR_FONT_FEATURE_ID_ITAL },
+ { featureCode("jalt"), STR_FONT_FEATURE_ID_JALT },
+ { featureCode("jp78"), STR_FONT_FEATURE_ID_JP78 },
+ { featureCode("jp83"), STR_FONT_FEATURE_ID_JP83 },
+ { featureCode("jp90"), STR_FONT_FEATURE_ID_JP90 },
+ { featureCode("jp04"), STR_FONT_FEATURE_ID_JP04 },
+ { featureCode("kern"), STR_FONT_FEATURE_ID_KERN },
+ { featureCode("lfbd"), STR_FONT_FEATURE_ID_LFBD },
+ { featureCode("liga"), STR_FONT_FEATURE_ID_LIGA },
+ { featureCode("lnum"), STR_FONT_FEATURE_ID_LNUM },
+ { featureCode("mgrk"), STR_FONT_FEATURE_ID_MGRK },
+ { featureCode("nalt"), STR_FONT_FEATURE_ID_NALT },
+ { featureCode("nlck"), STR_FONT_FEATURE_ID_NLCK },
+ { featureCode("numr"), STR_FONT_FEATURE_ID_NUMR },
+ { featureCode("onum"), STR_FONT_FEATURE_ID_ONUM },
+ { featureCode("opbd"), STR_FONT_FEATURE_ID_OPBD },
+ { featureCode("ordn"), STR_FONT_FEATURE_ID_ORDN },
+ { featureCode("ornm"), STR_FONT_FEATURE_ID_ORNM },
+ { featureCode("palt"), STR_FONT_FEATURE_ID_PALT },
+ { featureCode("pcap"), STR_FONT_FEATURE_ID_PCAP },
+ { featureCode("pkna"), STR_FONT_FEATURE_ID_PKNA },
+ { featureCode("pnum"), STR_FONT_FEATURE_ID_PNUM },
+ { featureCode("pwid"), STR_FONT_FEATURE_ID_PWID },
+ { featureCode("qwid"), STR_FONT_FEATURE_ID_QWID },
+ { featureCode("rtbd"), STR_FONT_FEATURE_ID_RTBD },
+ { featureCode("ruby"), STR_FONT_FEATURE_ID_RUBY },
+ { featureCode("salt"), STR_FONT_FEATURE_ID_SALT },
+ { featureCode("sinf"), STR_FONT_FEATURE_ID_SINF },
+ { featureCode("smcp"), STR_FONT_FEATURE_ID_SMCP },
+ { featureCode("smpl"), STR_FONT_FEATURE_ID_SMPL },
+ { featureCode("subs"), STR_FONT_FEATURE_ID_SUBS },
+ { featureCode("sups"), STR_FONT_FEATURE_ID_SUPS },
+ { featureCode("swsh"), STR_FONT_FEATURE_ID_SWSH },
+ { featureCode("titl"), STR_FONT_FEATURE_ID_TITL },
+ { featureCode("tnam"), STR_FONT_FEATURE_ID_TNAM },
+ { featureCode("tnum"), STR_FONT_FEATURE_ID_TNUM },
+ { featureCode("trad"), STR_FONT_FEATURE_ID_TRAD },
+ { featureCode("twid"), STR_FONT_FEATURE_ID_TWID },
+ { featureCode("unic"), STR_FONT_FEATURE_ID_UNIC },
+ { featureCode("valt"), STR_FONT_FEATURE_ID_VALT },
+ { featureCode("vhal"), STR_FONT_FEATURE_ID_VHAL },
+ { featureCode("vkna"), STR_FONT_FEATURE_ID_VKNA },
+ { featureCode("vkrn"), STR_FONT_FEATURE_ID_VKRN },
+ { featureCode("vpal"), STR_FONT_FEATURE_ID_VPAL },
+ { featureCode("vrt2"), STR_FONT_FEATURE_ID_VRT2 },
+ { featureCode("vrtr"), STR_FONT_FEATURE_ID_VRTR },
+ { featureCode("zero"), STR_FONT_FEATURE_ID_ZERO },
+ });
+
+ for (size_t i = 0; i < m_aFeatureDefinition.size(); ++i)
+ {
+ m_aCodeToIndex.emplace(m_aFeatureDefinition[i].getCode(), i);
+ }
+
+ m_aRequiredFeatures.assign({
+ featureCode("abvf"), featureCode("abvm"), featureCode("abvs"), featureCode("akhn"),
+ featureCode("blwf"), featureCode("blwm"), featureCode("blws"), featureCode("ccmp"),
+ featureCode("cfar"), featureCode("cjct"), featureCode("curs"), featureCode("dist"),
+ featureCode("dtls"), featureCode("fin2"), featureCode("fin3"), featureCode("fina"),
+ featureCode("flac"), featureCode("half"), featureCode("haln"), featureCode("init"),
+ featureCode("isol"), featureCode("ljmo"), featureCode("locl"), featureCode("ltra"),
+ featureCode("ltrm"), featureCode("mark"), featureCode("med2"), featureCode("medi"),
+ featureCode("mkmk"), featureCode("mset"), featureCode("nukt"), featureCode("pref"),
+ featureCode("pres"), featureCode("pstf"), featureCode("psts"), featureCode("rand"),
+ featureCode("rclt"), featureCode("rkrf"), featureCode("rlig"), featureCode("rphf"),
+ featureCode("rtla"), featureCode("rtlm"), featureCode("rvrn"), featureCode("size"),
+ featureCode("ssty"), featureCode("stch"), featureCode("tjmo"), featureCode("vatu"),
+ featureCode("vert"), featureCode("vjmo"),
+ });
+}
+
+namespace
+{
+bool isCharacterVariantCode(sal_uInt32 nFeatureCode)
+{
+ return ((sal_uInt32(nFeatureCode) >> 24) & 0xFF) == 'c'
+ && ((sal_uInt32(nFeatureCode) >> 16) & 0xFF) == 'v';
+}
+
+bool isStylisticSetCode(sal_uInt32 nFeatureCode)
+{
+ return ((sal_uInt32(nFeatureCode) >> 24) & 0xFF) == 's'
+ && ((sal_uInt32(nFeatureCode) >> 16) & 0xFF) == 's';
+}
+
+OUString getNumericLowerPart(sal_uInt32 nFeatureCode)
+{
+ char cChar1((sal_uInt32(nFeatureCode) >> 8) & 0xFF);
+ char cChar2((sal_uInt32(nFeatureCode) >> 0) & 0xFF);
+
+ if (rtl::isAsciiDigit(static_cast<unsigned char>(cChar1))
+ && rtl::isAsciiDigit(static_cast<unsigned char>(cChar2)))
+ {
+ return OUStringChar(cChar1) + OUStringChar(cChar2);
+ }
+ return OUString();
+}
+
+} // end anonymous namespace
+
+bool OpenTypeFeatureDefinitionListPrivate::isSpecialFeatureCode(sal_uInt32 nFeatureCode)
+{
+ return isCharacterVariantCode(nFeatureCode) || isStylisticSetCode(nFeatureCode);
+}
+
+FeatureDefinition
+OpenTypeFeatureDefinitionListPrivate::handleSpecialFeatureCode(sal_uInt32 nFeatureCode)
+{
+ FeatureDefinition aFeatureDefinition;
+ OUString sNumericPart = getNumericLowerPart(nFeatureCode);
+ if (!sNumericPart.isEmpty())
+ {
+ if (isCharacterVariantCode(nFeatureCode))
+ aFeatureDefinition = { nFeatureCode, STR_FONT_FEATURE_ID_CVXX, sNumericPart };
+ else if (isStylisticSetCode(nFeatureCode))
+ aFeatureDefinition = { nFeatureCode, STR_FONT_FEATURE_ID_SSXX, sNumericPart };
+ }
+ return aFeatureDefinition;
+}
+
+FeatureDefinition OpenTypeFeatureDefinitionListPrivate::getDefinition(sal_uInt32 nFeatureCode)
+{
+ if (isSpecialFeatureCode(nFeatureCode))
+ {
+ return handleSpecialFeatureCode(nFeatureCode);
+ }
+
+ if (m_aCodeToIndex.find(nFeatureCode) != m_aCodeToIndex.end())
+ {
+ size_t nIndex = m_aCodeToIndex.at(nFeatureCode);
+ return m_aFeatureDefinition[nIndex];
+ }
+ return FeatureDefinition();
+}
+
+bool OpenTypeFeatureDefinitionListPrivate::isRequired(sal_uInt32 nFeatureCode)
+{
+ return std::find(m_aRequiredFeatures.begin(), m_aRequiredFeatures.end(), nFeatureCode)
+ != m_aRequiredFeatures.end();
+}
+
+} // end vcl::font namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/PhysicalFontCollection.cxx b/vcl/source/font/PhysicalFontCollection.cxx
new file mode 100644
index 000000000..3abf7db3d
--- /dev/null
+++ b/vcl/source/font/PhysicalFontCollection.cxx
@@ -0,0 +1,1279 @@
+/* -*- 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 <sal/config.h>
+
+#include <memory>
+
+#include <i18nlangtag/languagetag.hxx>
+#include <i18nlangtag/mslangid.hxx>
+#include <unotools/configmgr.hxx>
+#include <unotools/fontdefs.hxx>
+#include <o3tl/sorted_vector.hxx>
+
+#include <font/PhysicalFontFaceCollection.hxx>
+#include <font/PhysicalFontCollection.hxx>
+#include <font/fontsubstitution.hxx>
+
+static ImplFontAttrs lcl_IsCJKFont( const OUString& rFontName )
+{
+ // Test, if Fontname includes CJK characters --> In this case we
+ // mention that it is a CJK font
+ for(int i = 0; i < rFontName.getLength(); i++)
+ {
+ const sal_Unicode ch = rFontName[i];
+ // japanese
+ if ( ((ch >= 0x3040) && (ch <= 0x30FF)) ||
+ ((ch >= 0x3190) && (ch <= 0x319F)) )
+ return ImplFontAttrs::CJK|ImplFontAttrs::CJK_JP;
+
+ // korean
+ if ( ((ch >= 0xAC00) && (ch <= 0xD7AF)) ||
+ ((ch >= 0xA960) && (ch <= 0xA97F)) ||
+ ((ch >= 0xD7B0) && (ch <= 0xD7FF)) ||
+ ((ch >= 0x3130) && (ch <= 0x318F)) ||
+ ((ch >= 0x1100) && (ch <= 0x11FF)) )
+ return ImplFontAttrs::CJK|ImplFontAttrs::CJK_KR;
+
+ // chinese
+ if ( (ch >= 0x3400) && (ch <= 0x9FFF) )
+ return ImplFontAttrs::CJK|ImplFontAttrs::CJK_TC|ImplFontAttrs::CJK_SC;
+
+ // cjk
+ if ( ((ch >= 0x3000) && (ch <= 0xD7AF)) ||
+ ((ch >= 0xFF00) && (ch <= 0xFFEE)) )
+ return ImplFontAttrs::CJK;
+
+ }
+
+ return ImplFontAttrs::None;
+}
+
+namespace vcl::font
+{
+
+PhysicalFontCollection::PhysicalFontCollection()
+ : mbMatchData( false )
+ , mpPreMatchHook( nullptr )
+ , mpFallbackHook( nullptr )
+ , mnFallbackCount( -1 )
+{}
+
+PhysicalFontCollection::~PhysicalFontCollection()
+{
+ Clear();
+}
+
+void PhysicalFontCollection::SetPreMatchHook(PreMatchFontSubstitution* pHook)
+{
+ mpPreMatchHook = pHook;
+}
+
+void PhysicalFontCollection::SetFallbackHook(GlyphFallbackFontSubstitution* pHook)
+{
+ mpFallbackHook = pHook;
+}
+
+void PhysicalFontCollection::Clear()
+{
+ // remove fallback lists
+ mpFallbackList.reset();
+ mnFallbackCount = -1;
+
+ // clear all entries in the device font list
+ maPhysicalFontFamilies.clear();
+
+ // match data must be recalculated too
+ mbMatchData = false;
+}
+
+void PhysicalFontCollection::ImplInitGenericGlyphFallback() const
+{
+ // normalized family names of fonts suited for glyph fallback
+ // if a font is available related fonts can be ignored
+ // TODO: implement dynamic lists
+ static const char* aGlyphFallbackList[] = {
+ // empty strings separate the names of unrelated fonts
+ "eudc", "",
+ "arialunicodems", "cyberbit", "code2000", "",
+ "andalesansui", "",
+ "starsymbol", "opensymbol", "",
+ "msmincho", "fzmingti", "fzheiti", "ipamincho", "sazanamimincho", "kochimincho", "",
+ "sunbatang", "sundotum", "baekmukdotum", "gulim", "batang", "dotum", "",
+ "hgmincholightj", "msunglightsc", "msunglighttc", "hymyeongjolightk", "",
+ "tahoma", "dejavusans", "timesnewroman", "liberationsans", "",
+ "shree", "mangal", "",
+ "raavi", "shruti", "tunga", "",
+ "latha", "gautami", "kartika", "vrinda", "",
+ "shayyalmt", "naskmt", "scheherazade", "",
+ "david", "nachlieli", "lucidagrande", "",
+ "norasi", "angsanaupc", "",
+ "khmerossystem", "",
+ "muktinarrow", "",
+ "phetsarathot", "",
+ "padauk", "pinlonmyanmar", "",
+ "iskoolapota", "lklug", "",
+ nullptr
+ };
+
+ bool bHasEudc = false;
+ int nMaxLevel = 0;
+ int nBestQuality = 0;
+ std::unique_ptr<std::array<PhysicalFontFamily*,MAX_GLYPHFALLBACK>> pFallbackList;
+
+ for( const char** ppNames = &aGlyphFallbackList[0];; ++ppNames )
+ {
+ // advance to next sub-list when end-of-sublist marker
+ if( !**ppNames ) // #i46456# check for empty string, i.e., deref string itself not only ptr to it
+ {
+ if( nBestQuality > 0 )
+ if( ++nMaxLevel >= MAX_GLYPHFALLBACK )
+ break;
+
+ if( !ppNames[1] )
+ break;
+
+ nBestQuality = 0;
+ continue;
+ }
+
+ // test if the glyph fallback candidate font is available and scalable
+ OUString aTokenName( *ppNames, strlen(*ppNames), RTL_TEXTENCODING_UTF8 );
+ PhysicalFontFamily* pFallbackFont = FindFontFamily( aTokenName );
+
+ if( !pFallbackFont )
+ continue;
+
+ // keep the best font of the glyph fallback sub-list
+ if( nBestQuality < pFallbackFont->GetMinQuality() )
+ {
+ nBestQuality = pFallbackFont->GetMinQuality();
+ // store available glyph fallback fonts
+ if( !pFallbackList )
+ pFallbackList.reset(new std::array<PhysicalFontFamily*,MAX_GLYPHFALLBACK>);
+
+ (*pFallbackList)[ nMaxLevel ] = pFallbackFont;
+ if( !bHasEudc && !nMaxLevel )
+ bHasEudc = !strncmp( *ppNames, "eudc", 5 );
+ }
+ }
+
+ mnFallbackCount = nMaxLevel;
+ mpFallbackList = std::move(pFallbackList);
+}
+
+PhysicalFontFamily* PhysicalFontCollection::GetGlyphFallbackFont(FontSelectPattern& rFontSelData,
+ LogicalFontInstance* pFontInstance,
+ OUString& rMissingCodes,
+ int nFallbackLevel) const
+{
+ PhysicalFontFamily* pFallbackData = nullptr;
+
+ // find a matching font candidate for platform specific glyph fallback
+ if( mpFallbackHook )
+ {
+ // check cache for the first matching entry
+ // to avoid calling the expensive fallback hook (#i83491#)
+ sal_UCS4 cChar = 0;
+ bool bCached = true;
+ sal_Int32 nStrIndex = 0;
+ while( nStrIndex < rMissingCodes.getLength() )
+ {
+ cChar = rMissingCodes.iterateCodePoints( &nStrIndex );
+ bCached = pFontInstance->GetFallbackForUnicode(cChar, rFontSelData.GetWeight(),
+ &rFontSelData.maSearchName,
+ &rFontSelData.mbEmbolden,
+ &rFontSelData.maItalicMatrix);
+
+ // ignore entries which don't have a fallback
+ if( !bCached || !rFontSelData.maSearchName.isEmpty() )
+ break;
+ }
+
+ if( bCached )
+ {
+ // there is a matching fallback in the cache
+ // so update rMissingCodes with codepoints not yet resolved by this fallback
+ int nRemainingLength = 0;
+ std::unique_ptr<sal_UCS4[]> const pRemainingCodes(new sal_UCS4[rMissingCodes.getLength()]);
+ OUString aFontName;
+ bool bEmbolden;
+ ItalicMatrix aMatrix;
+
+ while( nStrIndex < rMissingCodes.getLength() )
+ {
+ cChar = rMissingCodes.iterateCodePoints( &nStrIndex );
+ bCached = pFontInstance->GetFallbackForUnicode(cChar, rFontSelData.GetWeight(),
+ &aFontName, &bEmbolden, &aMatrix);
+ if (!bCached || rFontSelData.maSearchName != aFontName ||
+ rFontSelData.mbEmbolden != bEmbolden ||
+ rFontSelData.maItalicMatrix != aMatrix)
+ {
+ pRemainingCodes[ nRemainingLength++ ] = cChar;
+ }
+ }
+ rMissingCodes = OUString( pRemainingCodes.get(), nRemainingLength );
+ }
+ else
+ {
+ OUString aOldMissingCodes = rMissingCodes;
+
+ // call the hook to query the best matching glyph fallback font
+ if (mpFallbackHook->FindFontSubstitute(rFontSelData, pFontInstance, rMissingCodes))
+ // apply outdev3.cxx specific fontname normalization
+ rFontSelData.maSearchName = GetEnglishSearchFontName( rFontSelData.maSearchName );
+ else
+ rFontSelData.maSearchName.clear();
+
+ // Cache the result even if there was no match
+ // See tdf#32665 and tdf#147283 for an example where FreeSerif that has glyphs that exist
+ // in the bold font, but not in the bold+italic version where fontconfig suggest the bold
+ // font + applying a matrix to fake the missing italic.
+ for(;;)
+ {
+ if (!pFontInstance->GetFallbackForUnicode(cChar, rFontSelData.GetWeight(),
+ &rFontSelData.maSearchName,
+ &rFontSelData.mbEmbolden,
+ &rFontSelData.maItalicMatrix))
+ {
+ pFontInstance->AddFallbackForUnicode(cChar, rFontSelData.GetWeight(),
+ rFontSelData.maSearchName,
+ rFontSelData.mbEmbolden,
+ rFontSelData.maItalicMatrix);
+ }
+ if( nStrIndex >= aOldMissingCodes.getLength() )
+ break;
+ cChar = aOldMissingCodes.iterateCodePoints( &nStrIndex );
+ }
+ if( !rFontSelData.maSearchName.isEmpty() )
+ {
+ // remove cache entries that were still not resolved
+ for( nStrIndex = 0; nStrIndex < rMissingCodes.getLength(); )
+ {
+ cChar = rMissingCodes.iterateCodePoints( &nStrIndex );
+ pFontInstance->IgnoreFallbackForUnicode( cChar, rFontSelData.GetWeight(), rFontSelData.maSearchName );
+ }
+ }
+ }
+
+ // find the matching device font
+ if( !rFontSelData.maSearchName.isEmpty() )
+ pFallbackData = FindFontFamily( rFontSelData.maSearchName );
+ }
+
+ // else find a matching font candidate for generic glyph fallback
+ if( !pFallbackData )
+ {
+ // initialize font candidates for generic glyph fallback if needed
+ if( mnFallbackCount < 0 )
+ ImplInitGenericGlyphFallback();
+
+ // TODO: adjust nFallbackLevel by number of levels resolved by the fallback hook
+ if( nFallbackLevel < mnFallbackCount )
+ pFallbackData = (*mpFallbackList)[ nFallbackLevel ];
+ }
+
+ return pFallbackData;
+}
+
+void PhysicalFontCollection::Add(PhysicalFontFace* pNewData)
+{
+ OUString aSearchName = GetEnglishSearchFontName( pNewData->GetFamilyName() );
+
+ PhysicalFontFamily* pFoundData = FindOrCreateFontFamily(aSearchName);
+
+ pFoundData->AddFontFace( pNewData );
+}
+
+// find the font from the normalized font family name
+PhysicalFontFamily* PhysicalFontCollection::ImplFindFontFamilyBySearchName(const OUString& rSearchName) const
+{
+ // must be called with a normalized name.
+ assert( GetEnglishSearchFontName( rSearchName ) == rSearchName );
+
+ PhysicalFontFamilies::const_iterator it = maPhysicalFontFamilies.find( rSearchName );
+ if( it == maPhysicalFontFamilies.end() )
+ return nullptr;
+
+ PhysicalFontFamily* pFoundData = (*it).second.get();
+ return pFoundData;
+}
+
+PhysicalFontFamily* PhysicalFontCollection::FindFontFamily(std::u16string_view rFontName) const
+{
+ return ImplFindFontFamilyBySearchName( GetEnglishSearchFontName( rFontName ) );
+}
+
+PhysicalFontFamily *PhysicalFontCollection::FindOrCreateFontFamily(OUString const& rFamilyName)
+{
+ PhysicalFontFamilies::const_iterator it = maPhysicalFontFamilies.find( rFamilyName );
+ PhysicalFontFamily* pFoundData = nullptr;
+
+ if( it != maPhysicalFontFamilies.end() )
+ pFoundData = (*it).second.get();
+
+ if( !pFoundData )
+ {
+ pFoundData = new PhysicalFontFamily(rFamilyName);
+ maPhysicalFontFamilies[ rFamilyName ].reset(pFoundData);
+ }
+
+ return pFoundData;
+}
+
+PhysicalFontFamily* PhysicalFontCollection::FindFontFamilyByTokenNames(std::u16string_view rTokenStr) const
+{
+ PhysicalFontFamily* pFoundData = nullptr;
+
+ // use normalized font name tokens to find the font
+ for( sal_Int32 nTokenPos = 0; nTokenPos != -1; )
+ {
+ std::u16string_view aFamilyName = GetNextFontToken( rTokenStr, nTokenPos );
+ if( aFamilyName.empty() )
+ continue;
+
+ pFoundData = FindFontFamily( aFamilyName );
+
+ if( pFoundData )
+ break;
+ }
+
+ return pFoundData;
+}
+
+PhysicalFontFamily* PhysicalFontCollection::ImplFindFontFamilyBySubstFontAttr(utl::FontNameAttr const& rFontAttr) const
+{
+ PhysicalFontFamily* pFoundData = nullptr;
+
+ // use the font substitutions suggested by the FontNameAttr to find the font
+ for (auto const& substitution : rFontAttr.Substitutions)
+ {
+ pFoundData = FindFontFamily(substitution);
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ // use known attributes from the configuration to find a matching substitute
+ const ImplFontAttrs nSearchType = rFontAttr.Type;
+ if( nSearchType != ImplFontAttrs::None )
+ {
+ const FontWeight eSearchWeight = rFontAttr.Weight;
+ const FontWidth eSearchWidth = rFontAttr.Width;
+ const FontItalic eSearchSlant = ITALIC_DONTKNOW;
+
+ pFoundData = FindFontFamilyByAttributes( nSearchType,
+ eSearchWeight, eSearchWidth, eSearchSlant, "" );
+
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ return nullptr;
+}
+
+void PhysicalFontCollection::ImplInitMatchData() const
+{
+ // short circuit if already done
+ if( mbMatchData )
+ return;
+ mbMatchData = true;
+
+ if (utl::ConfigManager::IsFuzzing())
+ return;
+
+ // calculate MatchData for all entries
+ const utl::FontSubstConfiguration& rFontSubst = utl::FontSubstConfiguration::get();
+
+ for (auto const& family : maPhysicalFontFamilies)
+ {
+ const OUString& rSearchName = family.first;
+ PhysicalFontFamily* pEntry = family.second.get();
+
+ pEntry->InitMatchData( rFontSubst, rSearchName );
+ }
+}
+
+PhysicalFontFamily* PhysicalFontCollection::FindFontFamilyByAttributes(ImplFontAttrs nSearchType,
+ FontWeight eSearchWeight,
+ FontWidth eSearchWidth,
+ FontItalic eSearchItalic,
+ OUString const& rSearchFamilyName ) const
+{
+ if( (eSearchItalic != ITALIC_NONE) && (eSearchItalic != ITALIC_DONTKNOW) )
+ nSearchType |= ImplFontAttrs::Italic;
+
+ // don't bother to match attributes if the attributes aren't worth matching
+ if( nSearchType == ImplFontAttrs::None
+ && ((eSearchWeight == WEIGHT_DONTKNOW) || (eSearchWeight == WEIGHT_NORMAL))
+ && ((eSearchWidth == WIDTH_DONTKNOW) || (eSearchWidth == WIDTH_NORMAL)) )
+ return nullptr;
+
+ ImplInitMatchData();
+ PhysicalFontFamily* pFoundData = nullptr;
+
+ tools::Long nBestMatch = 40000;
+ ImplFontAttrs nBestType = ImplFontAttrs::None;
+
+ for (auto const& family : maPhysicalFontFamilies)
+ {
+ PhysicalFontFamily* pData = family.second.get();
+
+ // Get all information about the matching font
+ ImplFontAttrs nMatchType = pData->GetMatchType();
+ FontWeight eMatchWeight= pData->GetMatchWeight();
+ FontWidth eMatchWidth = pData->GetMatchWidth();
+
+ // Calculate Match Value
+ // 1000000000
+ // 100000000
+ // 10000000 CJK, CTL, None-Latin, Symbol
+ // 1000000 FamilyName, Script, Fixed, -Special, -Decorative,
+ // Titling, Capitals, Outline, Shadow
+ // 100000 Match FamilyName, Serif, SansSerif, Italic,
+ // Width, Weight
+ // 10000 Scalable, Standard, Default,
+ // full, Normal, Knownfont,
+ // Otherstyle, +Special, +Decorative,
+ // 1000 Typewriter, Rounded, Gothic, Schollbook
+ // 100
+ tools::Long nTestMatch = 0;
+
+ // test CJK script attributes
+ if ( nSearchType & ImplFontAttrs::CJK )
+ {
+ // if the matching font doesn't support any CJK languages, then
+ // it is not appropriate
+ if ( !(nMatchType & ImplFontAttrs::CJK_AllLang) )
+ {
+ nTestMatch -= 10000000;
+ }
+ else
+ {
+ // Matching language
+ if ( (nSearchType & ImplFontAttrs::CJK_AllLang)
+ && (nMatchType & ImplFontAttrs::CJK_AllLang) )
+ nTestMatch += 10000000*3;
+ if ( nMatchType & ImplFontAttrs::CJK )
+ nTestMatch += 10000000*2;
+ if ( nMatchType & ImplFontAttrs::Full )
+ nTestMatch += 10000000;
+ }
+ }
+ else if ( nMatchType & ImplFontAttrs::CJK )
+ {
+ nTestMatch -= 10000000;
+ }
+
+ // test CTL script attributes
+ if( nSearchType & ImplFontAttrs::CTL )
+ {
+ if( nMatchType & ImplFontAttrs::CTL )
+ nTestMatch += 10000000*2;
+ if( nMatchType & ImplFontAttrs::Full )
+ nTestMatch += 10000000;
+ }
+ else if ( nMatchType & ImplFontAttrs::CTL )
+ {
+ nTestMatch -= 10000000;
+ }
+
+ // test LATIN script attributes
+ if( nSearchType & ImplFontAttrs::NoneLatin )
+ {
+ if( nMatchType & ImplFontAttrs::NoneLatin )
+ nTestMatch += 10000000*2;
+ if( nMatchType & ImplFontAttrs::Full )
+ nTestMatch += 10000000;
+ }
+
+ // test SYMBOL attributes
+ if ( nSearchType & ImplFontAttrs::Symbol )
+ {
+ const OUString& rSearchName = family.first;
+ // prefer some special known symbol fonts
+ if ( rSearchName == "starsymbol" )
+ {
+ nTestMatch += 10000000*6+(10000*3);
+ }
+ else if ( rSearchName == "opensymbol" )
+ {
+ nTestMatch += 10000000*6;
+ }
+ else if ( rSearchName == "starbats" ||
+ rSearchName == "wingdings" ||
+ rSearchName == "monotypesorts" ||
+ rSearchName == "dingbats" ||
+ rSearchName == "zapfdingbats" )
+ {
+ nTestMatch += 10000000*5;
+ }
+ else if (pData->GetTypeFaces() & FontTypeFaces::Symbol)
+ {
+ nTestMatch += 10000000*4;
+ }
+ else
+ {
+ if( nMatchType & ImplFontAttrs::Symbol )
+ nTestMatch += 10000000*2;
+ if( nMatchType & ImplFontAttrs::Full )
+ nTestMatch += 10000000;
+ }
+ }
+ else if ((pData->GetTypeFaces() & (FontTypeFaces::Symbol | FontTypeFaces::NoneSymbol)) == FontTypeFaces::Symbol)
+ {
+ nTestMatch -= 10000000;
+ }
+ else if ( nMatchType & ImplFontAttrs::Symbol )
+ {
+ nTestMatch -= 10000;
+ }
+
+ // match stripped family name
+ if( !rSearchFamilyName.isEmpty() && (rSearchFamilyName == pData->GetMatchFamilyName()) )
+ {
+ nTestMatch += 1000000*3;
+ }
+
+ // match ALLSCRIPT? attribute
+ if( nSearchType & ImplFontAttrs::AllScript )
+ {
+ if( nMatchType & ImplFontAttrs::AllScript )
+ {
+ nTestMatch += 1000000*2;
+ }
+ if( nSearchType & ImplFontAttrs::AllSubscript )
+ {
+ if( ImplFontAttrs::None == ((nSearchType ^ nMatchType) & ImplFontAttrs::AllSubscript) )
+ nTestMatch += 1000000*2;
+ if( ImplFontAttrs::None != ((nSearchType ^ nMatchType) & ImplFontAttrs::BrushScript) )
+ nTestMatch -= 1000000;
+ }
+ }
+ else if( nMatchType & ImplFontAttrs::AllScript )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test MONOSPACE+TYPEWRITER attributes
+ if( nSearchType & ImplFontAttrs::Fixed )
+ {
+ if( nMatchType & ImplFontAttrs::Fixed )
+ nTestMatch += 1000000*2;
+ // a typewriter attribute is even better
+ if( ImplFontAttrs::None == ((nSearchType ^ nMatchType) & ImplFontAttrs::Typewriter) )
+ nTestMatch += 10000*2;
+ }
+ else if( nMatchType & ImplFontAttrs::Fixed )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test SPECIAL attribute
+ if( nSearchType & ImplFontAttrs::Special )
+ {
+ if( nMatchType & ImplFontAttrs::Special )
+ {
+ nTestMatch += 10000;
+ }
+ else if( !(nSearchType & ImplFontAttrs::AllSerifStyle) )
+ {
+ if( nMatchType & ImplFontAttrs::Serif )
+ {
+ nTestMatch += 1000*2;
+ }
+ else if( nMatchType & ImplFontAttrs::SansSerif )
+ {
+ nTestMatch += 1000;
+ }
+ }
+ }
+ else if( (nMatchType & ImplFontAttrs::Special) && !(nSearchType & ImplFontAttrs::Symbol) )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test DECORATIVE attribute
+ if( nSearchType & ImplFontAttrs::Decorative )
+ {
+ if( nMatchType & ImplFontAttrs::Decorative )
+ {
+ nTestMatch += 10000;
+ }
+ else if( !(nSearchType & ImplFontAttrs::AllSerifStyle) )
+ {
+ if( nMatchType & ImplFontAttrs::Serif )
+ nTestMatch += 1000*2;
+ else if ( nMatchType & ImplFontAttrs::SansSerif )
+ nTestMatch += 1000;
+ }
+ }
+ else if( nMatchType & ImplFontAttrs::Decorative )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test TITLE+CAPITALS attributes
+ if( nSearchType & (ImplFontAttrs::Titling | ImplFontAttrs::Capitals) )
+ {
+ if( nMatchType & (ImplFontAttrs::Titling | ImplFontAttrs::Capitals) )
+ {
+ nTestMatch += 1000000*2;
+ }
+ if( ImplFontAttrs::None == ((nSearchType^nMatchType) & ImplFontAttrs(ImplFontAttrs::Titling | ImplFontAttrs::Capitals)))
+ {
+ nTestMatch += 1000000;
+ }
+ else if( (nMatchType & (ImplFontAttrs::Titling | ImplFontAttrs::Capitals)) &&
+ (nMatchType & (ImplFontAttrs::Standard | ImplFontAttrs::Default)) )
+ {
+ nTestMatch += 1000000;
+ }
+ }
+ else if( nMatchType & (ImplFontAttrs::Titling | ImplFontAttrs::Capitals) )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test OUTLINE+SHADOW attributes
+ if( nSearchType & (ImplFontAttrs::Outline | ImplFontAttrs::Shadow) )
+ {
+ if( nMatchType & (ImplFontAttrs::Outline | ImplFontAttrs::Shadow) )
+ {
+ nTestMatch += 1000000*2;
+ }
+ if( ImplFontAttrs::None == ((nSearchType ^ nMatchType) & ImplFontAttrs(ImplFontAttrs::Outline | ImplFontAttrs::Shadow)) )
+ {
+ nTestMatch += 1000000;
+ }
+ else if( (nMatchType & (ImplFontAttrs::Outline | ImplFontAttrs::Shadow)) &&
+ (nMatchType & (ImplFontAttrs::Standard | ImplFontAttrs::Default)) )
+ {
+ nTestMatch += 1000000;
+ }
+ }
+ else if ( nMatchType & (ImplFontAttrs::Outline | ImplFontAttrs::Shadow) )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test font name substrings
+ // TODO: calculate name matching score using e.g. Levenstein distance
+ if( (rSearchFamilyName.getLength() >= 4) &&
+ (pData->GetMatchFamilyName().getLength() >= 4) &&
+ ((rSearchFamilyName.indexOf( pData->GetMatchFamilyName() ) != -1) ||
+ (pData->GetMatchFamilyName().indexOf( rSearchFamilyName ) != -1)) )
+ {
+ nTestMatch += 5000;
+ }
+ // test SERIF attribute
+ if( nSearchType & ImplFontAttrs::Serif )
+ {
+ if( nMatchType & ImplFontAttrs::Serif )
+ nTestMatch += 1000000*2;
+ else if( nMatchType & ImplFontAttrs::SansSerif )
+ nTestMatch -= 1000000;
+ }
+
+ // test SANSERIF attribute
+ if( nSearchType & ImplFontAttrs::SansSerif )
+ {
+ if( nMatchType & ImplFontAttrs::SansSerif )
+ nTestMatch += 1000000;
+ else if ( nMatchType & ImplFontAttrs::Serif )
+ nTestMatch -= 1000000;
+ }
+
+ // test ITALIC attribute
+ if( nSearchType & ImplFontAttrs::Italic )
+ {
+ if (pData->GetTypeFaces() & FontTypeFaces::Italic)
+ nTestMatch += 1000000*3;
+ if( nMatchType & ImplFontAttrs::Italic )
+ nTestMatch += 1000000;
+ }
+ else if (!(nSearchType & ImplFontAttrs::AllScript)
+ && ((nMatchType & ImplFontAttrs::Italic)
+ || !(pData->GetTypeFaces() & FontTypeFaces::NoneItalic)))
+ {
+ nTestMatch -= 1000000*2;
+ }
+
+ // test WIDTH attribute
+ if( (eSearchWidth != WIDTH_DONTKNOW) && (eSearchWidth != WIDTH_NORMAL) )
+ {
+ if( eSearchWidth < WIDTH_NORMAL )
+ {
+ if( eSearchWidth == eMatchWidth )
+ nTestMatch += 1000000*3;
+ else if( (eMatchWidth < WIDTH_NORMAL) && (eMatchWidth != WIDTH_DONTKNOW) )
+ nTestMatch += 1000000;
+ }
+ else
+ {
+ if( eSearchWidth == eMatchWidth )
+ nTestMatch += 1000000*3;
+ else if( eMatchWidth > WIDTH_NORMAL )
+ nTestMatch += 1000000;
+ }
+ }
+ else if( (eMatchWidth != WIDTH_DONTKNOW) && (eMatchWidth != WIDTH_NORMAL) )
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // test WEIGHT attribute
+ if( (eSearchWeight != WEIGHT_DONTKNOW) &&
+ (eSearchWeight != WEIGHT_NORMAL) &&
+ (eSearchWeight != WEIGHT_MEDIUM) )
+ {
+ if( eSearchWeight < WEIGHT_NORMAL )
+ {
+ if (pData->GetTypeFaces() & FontTypeFaces::Light)
+ nTestMatch += 1000000;
+ if( (eMatchWeight < WEIGHT_NORMAL) && (eMatchWeight != WEIGHT_DONTKNOW) )
+ nTestMatch += 1000000;
+ }
+ else
+ {
+ if (pData->GetTypeFaces() & FontTypeFaces::Bold)
+ nTestMatch += 1000000;
+ if( eMatchWeight > WEIGHT_BOLD )
+ nTestMatch += 1000000;
+ }
+ }
+ else if (((eMatchWeight != WEIGHT_DONTKNOW)
+ && (eMatchWeight != WEIGHT_NORMAL)
+ && (eMatchWeight != WEIGHT_MEDIUM))
+ || !(pData->GetTypeFaces() & FontTypeFaces::Normal))
+ {
+ nTestMatch -= 1000000;
+ }
+
+ // prefer scalable fonts
+ if (pData->GetTypeFaces() & FontTypeFaces::Scalable)
+ nTestMatch += 10000*4;
+ else
+ nTestMatch -= 10000*4;
+
+ // test STANDARD+DEFAULT+FULL+NORMAL attributes
+ if( nMatchType & ImplFontAttrs::Standard )
+ nTestMatch += 10000*2;
+ if( nMatchType & ImplFontAttrs::Default )
+ nTestMatch += 10000;
+ if( nMatchType & ImplFontAttrs::Full )
+ nTestMatch += 10000;
+ if( nMatchType & ImplFontAttrs::Normal )
+ nTestMatch += 10000;
+
+ // test OTHERSTYLE attribute
+ if( ((nSearchType ^ nMatchType) & ImplFontAttrs::OtherStyle) != ImplFontAttrs::None )
+ {
+ nTestMatch -= 10000;
+ }
+
+ // test ROUNDED attribute
+ if( ImplFontAttrs::None == ((nSearchType ^ nMatchType) & ImplFontAttrs::Rounded) )
+ nTestMatch += 1000;
+
+ // test TYPEWRITER attribute
+ if( ImplFontAttrs::None == ((nSearchType ^ nMatchType) & ImplFontAttrs::Typewriter) )
+ nTestMatch += 1000;
+
+ // test GOTHIC attribute
+ if( nSearchType & ImplFontAttrs::Gothic )
+ {
+ if( nMatchType & ImplFontAttrs::Gothic )
+ nTestMatch += 1000*3;
+ if( nMatchType & ImplFontAttrs::SansSerif )
+ nTestMatch += 1000*2;
+ }
+
+ // test SCHOOLBOOK attribute
+ if( nSearchType & ImplFontAttrs::Schoolbook )
+ {
+ if( nMatchType & ImplFontAttrs::Schoolbook )
+ nTestMatch += 1000*3;
+ if( nMatchType & ImplFontAttrs::Serif )
+ nTestMatch += 1000*2;
+ }
+
+ // compare with best matching font yet
+ if ( nTestMatch > nBestMatch )
+ {
+ pFoundData = pData;
+ nBestMatch = nTestMatch;
+ nBestType = nMatchType;
+ }
+ else if( nTestMatch == nBestMatch )
+ {
+ // some fonts are more suitable defaults
+ if( nMatchType & ImplFontAttrs::Default )
+ {
+ pFoundData = pData;
+ nBestType = nMatchType;
+ }
+ else if( (nMatchType & ImplFontAttrs::Standard) &&
+ !(nBestType & ImplFontAttrs::Default) )
+ {
+ pFoundData = pData;
+ nBestType = nMatchType;
+ }
+ }
+ }
+
+ return pFoundData;
+}
+
+PhysicalFontFamily* PhysicalFontCollection::ImplFindFontFamilyOfDefaultFont() const
+{
+ // try to find one of the default fonts of the
+ // UNICODE, SANSSERIF, SERIF or FIXED default font lists
+ PhysicalFontFamily* pFoundData = nullptr;
+ if (!utl::ConfigManager::IsFuzzing())
+ {
+ const utl::DefaultFontConfiguration& rDefaults = utl::DefaultFontConfiguration::get();
+ LanguageTag aLanguageTag("en");
+ OUString aFontname = rDefaults.getDefaultFont( aLanguageTag, DefaultFontType::SANS_UNICODE );
+ pFoundData = FindFontFamilyByTokenNames( aFontname );
+
+ if( pFoundData )
+ return pFoundData;
+
+ aFontname = rDefaults.getDefaultFont( aLanguageTag, DefaultFontType::SANS );
+ pFoundData = FindFontFamilyByTokenNames( aFontname );
+ if( pFoundData )
+ return pFoundData;
+
+ aFontname = rDefaults.getDefaultFont( aLanguageTag, DefaultFontType::SERIF );
+ pFoundData = FindFontFamilyByTokenNames( aFontname );
+ if( pFoundData )
+ return pFoundData;
+
+ aFontname = rDefaults.getDefaultFont( aLanguageTag, DefaultFontType::FIXED );
+ pFoundData = FindFontFamilyByTokenNames( aFontname );
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ // now try to find a reasonable non-symbol font
+
+ ImplInitMatchData();
+
+ for (auto const& family : maPhysicalFontFamilies)
+ {
+ PhysicalFontFamily* pData = family.second.get();
+ if( pData->GetMatchType() & ImplFontAttrs::Symbol )
+ continue;
+
+ pFoundData = pData;
+ if( pData->GetMatchType() & (ImplFontAttrs::Default|ImplFontAttrs::Standard) )
+ break;
+ }
+ if( pFoundData )
+ return pFoundData;
+
+ // finding any font is better than finding no font at all
+ auto it = maPhysicalFontFamilies.begin();
+ if( it != maPhysicalFontFamilies.end() )
+ pFoundData = (*it).second.get();
+
+ return pFoundData;
+}
+
+std::shared_ptr<PhysicalFontCollection> PhysicalFontCollection::Clone() const
+{
+ auto xClonedCollection = std::make_shared<PhysicalFontCollection>();
+ xClonedCollection->mpPreMatchHook = mpPreMatchHook;
+ xClonedCollection->mpFallbackHook = mpFallbackHook;
+
+ // TODO: clone the config-font attributes too?
+ xClonedCollection->mbMatchData = false;
+
+ for (auto const& family : maPhysicalFontFamilies)
+ {
+ const PhysicalFontFamily* pFontFace = family.second.get();
+ pFontFace->UpdateCloneFontList(*xClonedCollection);
+ }
+
+ return xClonedCollection;
+}
+
+std::unique_ptr<PhysicalFontFaceCollection> PhysicalFontCollection::GetFontFaceCollection() const
+{
+ std::unique_ptr<PhysicalFontFaceCollection> pDeviceFontList(new PhysicalFontFaceCollection);
+
+ for (auto const& family : maPhysicalFontFamilies)
+ {
+ const PhysicalFontFamily* pFontFamily = family.second.get();
+ pFontFamily->UpdateDevFontList( *pDeviceFontList );
+ }
+
+ return pDeviceFontList;
+}
+
+// These are the metric-compatible replacement fonts that are bundled with
+// LibreOffice, we prefer them over generic substitutions that might be
+// provided by the system.
+const std::vector<std::pair<OUString, OUString>> aMetricCompatibleMap =
+{
+ { "Times New Roman", "Liberation Serif" },
+ { "Arial", "Liberation Sans" },
+ { "Arial Narrow", "Liberation Sans Narrow" },
+ { "Courier New", "Liberation Mono" },
+ { "Cambria", "Caladea" },
+ { "Calibri", "Carlito" },
+};
+
+static bool FindMetricCompatibleFont(FontSelectPattern& rFontSelData)
+{
+ for (const auto& aSub : aMetricCompatibleMap)
+ {
+ if (rFontSelData.maSearchName == GetEnglishSearchFontName(aSub.first))
+ {
+ rFontSelData.maSearchName = aSub.second;
+ return true;
+ }
+ }
+
+ return false;
+}
+
+PhysicalFontFamily* PhysicalFontCollection::FindFontFamily(FontSelectPattern& rFSD) const
+{
+ // give up if no fonts are available
+ if( !Count() )
+ return nullptr;
+
+ static bool noFontLookup = getenv("SAL_NO_FONT_LOOKUP") != nullptr;
+ if (noFontLookup)
+ {
+ // Hard code the use of Liberation Sans and skip font search.
+ sal_Int32 nIndex = 0;
+ rFSD.maTargetName = GetNextFontToken(rFSD.GetFamilyName(), nIndex);
+ rFSD.maSearchName = "liberationsans";
+ PhysicalFontFamily* pFont = ImplFindFontFamilyBySearchName(rFSD.maSearchName);
+ assert(pFont);
+ return pFont;
+ }
+
+ bool bMultiToken = false;
+ sal_Int32 nTokenPos = 0;
+ OUString& aSearchName = rFSD.maSearchName; // TODO: get rid of reference
+ for(;;)
+ {
+ rFSD.maTargetName = GetNextFontToken( rFSD.GetFamilyName(), nTokenPos );
+ aSearchName = rFSD.maTargetName;
+
+ // Until features are properly supported, they are appended to the
+ // font name, so we need to strip them off so the font is found.
+ sal_Int32 nFeat = aSearchName.indexOf(FontSelectPattern::FEAT_PREFIX);
+ OUString aOrigName = rFSD.maTargetName;
+ OUString aBaseFontName = aSearchName.copy( 0, (nFeat != -1) ? nFeat : aSearchName.getLength() );
+
+ if (nFeat != -1)
+ {
+ aSearchName = aBaseFontName;
+ rFSD.maTargetName = aBaseFontName;
+ }
+
+ aSearchName = GetEnglishSearchFontName( aSearchName );
+ ImplFontSubstitute(aSearchName);
+ // #114999# special emboldening for Ricoh fonts
+ // TODO: smarter check for special cases by using PreMatch infrastructure?
+ if( (rFSD.GetWeight() > WEIGHT_MEDIUM) &&
+ aSearchName.startsWithIgnoreAsciiCase( "hg" ) )
+ {
+ OUString aBoldName;
+ if( aSearchName.startsWithIgnoreAsciiCase( "hggothicb" ) )
+ aBoldName = "hggothice";
+ else if( aSearchName.startsWithIgnoreAsciiCase( "hgpgothicb" ) )
+ aBoldName = "hgpgothice";
+ else if( aSearchName.startsWithIgnoreAsciiCase( "hgminchol" ) )
+ aBoldName = "hgminchob";
+ else if( aSearchName.startsWithIgnoreAsciiCase( "hgpminchol" ) )
+ aBoldName = "hgpminchob";
+ else if( aSearchName.equalsIgnoreAsciiCase( "hgminchob" ) )
+ aBoldName = "hgminchoe";
+ else if( aSearchName.equalsIgnoreAsciiCase( "hgpminchob" ) )
+ aBoldName = "hgpminchoe";
+
+ if( !aBoldName.isEmpty() && ImplFindFontFamilyBySearchName( aBoldName ) )
+ {
+ // the other font is available => use it
+ aSearchName = aBoldName;
+ // prevent synthetic emboldening of bold version
+ rFSD.SetWeight(WEIGHT_DONTKNOW);
+ }
+ }
+
+ // restore the features to make the font selection data unique
+ rFSD.maTargetName = aOrigName;
+
+ // check if the current font name token or its substitute is valid
+ PhysicalFontFamily* pFoundData = ImplFindFontFamilyBySearchName(aSearchName);
+ if( pFoundData )
+ return pFoundData;
+
+ // some systems provide special customization
+ // e.g. they suggest "serif" as UI-font, but this name cannot be used directly
+ // because the system wants to map it to another font first, e.g. "Helvetica"
+
+ // use the target name to search in the prematch hook
+ rFSD.maTargetName = aBaseFontName;
+
+ // Related: fdo#49271 RTF files often contain weird-ass
+ // Win 3.1/Win95 style fontnames which attempt to put the
+ // charset encoding into the filename
+ // http://www.webcenter.ru/~kazarn/eng/fonts_ttf.htm
+ OUString sStrippedName = StripScriptFromName(rFSD.maTargetName);
+ if (sStrippedName != rFSD.maTargetName)
+ {
+ rFSD.maTargetName = sStrippedName;
+ aSearchName = GetEnglishSearchFontName(rFSD.maTargetName);
+ pFoundData = ImplFindFontFamilyBySearchName(aSearchName);
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ if (FindMetricCompatibleFont(rFSD) ||
+ (mpPreMatchHook && mpPreMatchHook->FindFontSubstitute(rFSD)))
+ {
+ aSearchName = GetEnglishSearchFontName(aSearchName);
+ }
+
+ // the prematch hook uses the target name to search, but we now need
+ // to restore the features to make the font selection data unique
+ rFSD.maTargetName = aOrigName;
+
+ pFoundData = ImplFindFontFamilyBySearchName( aSearchName );
+ if( pFoundData )
+ return pFoundData;
+
+ // break after last font name token was checked unsuccessfully
+ if( nTokenPos == -1)
+ break;
+ bMultiToken = true;
+ }
+
+ // if the first font was not available find the next available font in
+ // the semicolon separated list of font names. A font is also considered
+ // available when there is a matching entry in the Tools->Options->Fonts
+ // dialog with neither ALWAYS nor SCREENONLY flags set and the substitution
+ // font is available
+ for( nTokenPos = 0; nTokenPos != -1; )
+ {
+ if( bMultiToken )
+ {
+ rFSD.maTargetName = GetNextFontToken( rFSD.GetFamilyName(), nTokenPos );
+ aSearchName = GetEnglishSearchFontName( rFSD.maTargetName );
+ }
+ else
+ nTokenPos = -1;
+ if (FindMetricCompatibleFont(rFSD) ||
+ (mpPreMatchHook && mpPreMatchHook->FindFontSubstitute(rFSD)))
+ {
+ aSearchName = GetEnglishSearchFontName( aSearchName );
+ }
+ ImplFontSubstitute(aSearchName);
+ PhysicalFontFamily* pFoundData = ImplFindFontFamilyBySearchName(aSearchName);
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ // if no font with a directly matching name is available use the
+ // first font name token and get its attributes to find a replacement
+ if ( bMultiToken )
+ {
+ nTokenPos = 0;
+ rFSD.maTargetName = GetNextFontToken( rFSD.GetFamilyName(), nTokenPos );
+ aSearchName = GetEnglishSearchFontName( rFSD.maTargetName );
+ }
+
+ OUString aSearchShortName;
+ OUString aSearchFamilyName;
+ FontWeight eSearchWeight = rFSD.GetWeight();
+ FontWidth eSearchWidth = rFSD.GetWidthType();
+ ImplFontAttrs nSearchType = ImplFontAttrs::None;
+ utl::FontSubstConfiguration::getMapName( aSearchName, aSearchShortName, aSearchFamilyName,
+ eSearchWeight, eSearchWidth, nSearchType );
+
+ // note: the search name was already translated to english (if possible)
+ // use the font's shortened name if needed
+ if ( aSearchShortName != aSearchName )
+ {
+ PhysicalFontFamily* pFoundData = ImplFindFontFamilyBySearchName(aSearchShortName);
+ if( pFoundData )
+ {
+#ifdef UNX
+ /* #96738# don't use mincho as a replacement for "MS Mincho" on X11: Mincho is
+ a korean bitmap font that is not suitable here. Use the font replacement table,
+ that automatically leads to the desired "HG Mincho Light J". Same story for
+ MS Gothic, there are thai and korean "Gothic" fonts, so we even prefer Andale */
+ if ((aSearchName != "msmincho") && (aSearchName != "msgothic"))
+ // TODO: add heuristic to only throw out the fake ms* fonts
+#endif
+ {
+ return pFoundData;
+ }
+ }
+ }
+
+ // use font fallback
+ const utl::FontNameAttr* pFontAttr = nullptr;
+ if (!aSearchName.isEmpty() && !utl::ConfigManager::IsFuzzing())
+ {
+ // get fallback info using FontSubstConfiguration and
+ // the target name, it's shortened name and family name in that order
+ const utl::FontSubstConfiguration& rFontSubst = utl::FontSubstConfiguration::get();
+ pFontAttr = rFontSubst.getSubstInfo( aSearchName );
+ if ( !pFontAttr && (aSearchShortName != aSearchName) )
+ pFontAttr = rFontSubst.getSubstInfo( aSearchShortName );
+ if ( !pFontAttr && (aSearchFamilyName != aSearchShortName) )
+ pFontAttr = rFontSubst.getSubstInfo( aSearchFamilyName );
+
+ // try the font substitutions suggested by the fallback info
+ if( pFontAttr )
+ {
+ PhysicalFontFamily* pFoundData = ImplFindFontFamilyBySubstFontAttr(*pFontAttr);
+ if( pFoundData )
+ return pFoundData;
+ }
+ }
+
+ // if a target symbol font is not available use a default symbol font
+ if( rFSD.IsSymbolFont() )
+ {
+ LanguageTag aDefaultLanguageTag("en");
+ if (utl::ConfigManager::IsFuzzing())
+ aSearchName = "OpenSymbol";
+ else
+ aSearchName = utl::DefaultFontConfiguration::get().getDefaultFont( aDefaultLanguageTag, DefaultFontType::SYMBOL );
+ PhysicalFontFamily* pFoundData = FindFontFamilyByTokenNames(aSearchName);
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ // now try the other font name tokens
+ while( nTokenPos != -1 )
+ {
+ rFSD.maTargetName = GetNextFontToken( rFSD.GetFamilyName(), nTokenPos );
+ if( rFSD.maTargetName.isEmpty() )
+ continue;
+
+ aSearchName = GetEnglishSearchFontName( rFSD.maTargetName );
+
+ OUString aTempShortName;
+ OUString aTempFamilyName;
+ ImplFontAttrs nTempType = ImplFontAttrs::None;
+ FontWeight eTempWeight = rFSD.GetWeight();
+ FontWidth eTempWidth = WIDTH_DONTKNOW;
+ utl::FontSubstConfiguration::getMapName( aSearchName, aTempShortName, aTempFamilyName,
+ eTempWeight, eTempWidth, nTempType );
+
+ // use a shortened token name if available
+ if( aTempShortName != aSearchName )
+ {
+ PhysicalFontFamily* pFoundData = ImplFindFontFamilyBySearchName(aTempShortName);
+ if( pFoundData )
+ return pFoundData;
+ }
+
+ const utl::FontNameAttr* pTempFontAttr = nullptr;
+ if (!utl::ConfigManager::IsFuzzing())
+ {
+ // use a font name from font fallback list to determine font attributes
+ // get fallback info using FontSubstConfiguration and
+ // the target name, it's shortened name and family name in that order
+ const utl::FontSubstConfiguration& rFontSubst = utl::FontSubstConfiguration::get();
+ pTempFontAttr = rFontSubst.getSubstInfo( aSearchName );
+
+ if ( !pTempFontAttr && (aTempShortName != aSearchName) )
+ pTempFontAttr = rFontSubst.getSubstInfo( aTempShortName );
+
+ if ( !pTempFontAttr && (aTempFamilyName != aTempShortName) )
+ pTempFontAttr = rFontSubst.getSubstInfo( aTempFamilyName );
+ }
+
+ // try the font substitutions suggested by the fallback info
+ if( pTempFontAttr )
+ {
+ PhysicalFontFamily* pFoundData = ImplFindFontFamilyBySubstFontAttr(*pTempFontAttr);
+ if( pFoundData )
+ return pFoundData;
+ if( !pFontAttr )
+ pFontAttr = pTempFontAttr;
+ }
+ }
+
+ // if still needed use the font request's attributes to find a good match
+ if (MsLangId::isSimplifiedChinese(rFSD.meLanguage))
+ nSearchType |= ImplFontAttrs::CJK | ImplFontAttrs::CJK_SC;
+ else if (MsLangId::isTraditionalChinese(rFSD.meLanguage))
+ nSearchType |= ImplFontAttrs::CJK | ImplFontAttrs::CJK_TC;
+ else if (MsLangId::isKorean(rFSD.meLanguage))
+ nSearchType |= ImplFontAttrs::CJK | ImplFontAttrs::CJK_KR;
+ else if (rFSD.meLanguage == LANGUAGE_JAPANESE)
+ nSearchType |= ImplFontAttrs::CJK | ImplFontAttrs::CJK_JP;
+ else
+ {
+ nSearchType |= lcl_IsCJKFont( rFSD.GetFamilyName() );
+ if( rFSD.IsSymbolFont() )
+ nSearchType |= ImplFontAttrs::Symbol;
+ }
+
+ PhysicalFontFamily::CalcType(nSearchType, eSearchWeight, eSearchWidth, rFSD.GetFamilyType(), pFontAttr);
+ PhysicalFontFamily* pFoundData = FindFontFamilyByAttributes(nSearchType,
+ eSearchWeight, eSearchWidth, rFSD.GetItalic(), aSearchFamilyName);
+
+ if( pFoundData )
+ {
+ // overwrite font selection attributes using info from the typeface flags
+ if ((eSearchWeight >= WEIGHT_BOLD)
+ && (eSearchWeight > rFSD.GetWeight())
+ && (pFoundData->GetTypeFaces() & FontTypeFaces::Bold))
+ {
+ rFSD.SetWeight( eSearchWeight );
+ }
+ else if ((eSearchWeight < WEIGHT_NORMAL)
+ && (eSearchWeight < rFSD.GetWeight())
+ && (eSearchWeight != WEIGHT_DONTKNOW)
+ && (pFoundData->GetTypeFaces() & FontTypeFaces::Light))
+ {
+ rFSD.SetWeight( eSearchWeight );
+ }
+
+ if ((nSearchType & ImplFontAttrs::Italic)
+ && ((rFSD.GetItalic() == ITALIC_DONTKNOW)
+ || (rFSD.GetItalic() == ITALIC_NONE))
+ && (pFoundData->GetTypeFaces() & FontTypeFaces::Italic))
+ {
+ rFSD.SetItalic( ITALIC_NORMAL );
+ }
+ }
+ else
+ {
+ // if still needed fall back to default fonts
+ pFoundData = ImplFindFontFamilyOfDefaultFont();
+ }
+
+ return pFoundData;
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/vcl/source/font/PhysicalFontFace.cxx b/vcl/source/font/PhysicalFontFace.cxx
new file mode 100644
index 000000000..aef9054fd
--- /dev/null
+++ b/vcl/source/font/PhysicalFontFace.cxx
@@ -0,0 +1,206 @@
+/* -*- 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 <sal/config.h>
+
+#include <sal/types.h>
+#include <tools/fontenum.hxx>
+#include <unotools/fontdefs.hxx>
+
+#include <fontattributes.hxx>
+
+#include <font/FontSelectPattern.hxx>
+#include <font/PhysicalFontFace.hxx>
+#include <o3tl/string_view.hxx>
+
+#include <string_view>
+
+namespace vcl::font
+{
+
+PhysicalFontFace::PhysicalFontFace( const FontAttributes& rDFA )
+ : FontAttributes( rDFA )
+{
+ // StarSymbol is a unicode font, but it still deserves the symbol flag
+ if( !IsSymbolFont() )
+ if ( IsStarSymbol( GetFamilyName() ) )
+ SetSymbolFlag( true );
+}
+
+sal_Int32 PhysicalFontFace::CompareIgnoreSize( const PhysicalFontFace& rOther ) const
+{
+ // compare their width, weight, italic, style name and family name
+ if( GetWidthType() < rOther.GetWidthType() )
+ return -1;
+ else if( GetWidthType() > rOther.GetWidthType() )
+ return 1;
+
+ if( GetWeight() < rOther.GetWeight() )
+ return -1;
+ else if( GetWeight() > rOther.GetWeight() )
+ return 1;
+
+ if( GetItalic() < rOther.GetItalic() )
+ return -1;
+ else if( GetItalic() > rOther.GetItalic() )
+ return 1;
+
+ sal_Int32 nRet = GetFamilyName().compareTo( rOther.GetFamilyName() );
+
+ if (nRet == 0)
+ {
+ nRet = GetStyleName().compareTo( rOther.GetStyleName() );
+ }
+
+ return nRet;
+}
+
+static int FamilyNameMatchValue(FontSelectPattern const& rFSP, std::u16string_view sFontFamily)
+{
+ const OUString& rFontName = rFSP.maTargetName;
+
+ if (rFontName.equalsIgnoreAsciiCase(sFontFamily))
+ return 240000;
+
+ return 0;
+}
+
+static int StyleNameMatchValue(FontMatchStatus const& rStatus, std::u16string_view rStyle)
+{
+ if (rStatus.mpTargetStyleName && o3tl::equalsIgnoreAsciiCase(rStyle, *rStatus.mpTargetStyleName))
+ return 120000;
+
+ return 0;
+}
+
+static int PitchMatchValue(FontSelectPattern const& rFSP, FontPitch ePitch)
+{
+ if ((rFSP.GetPitch() != PITCH_DONTKNOW) && (rFSP.GetPitch() == ePitch))
+ return 20000;
+
+ return 0;
+}
+
+static int PreferNormalFontWidthMatchValue(FontWidth eWidthType)
+{
+ // TODO: change when the upper layers can tell their width preference
+ if (eWidthType == WIDTH_NORMAL)
+ return 400;
+ else if ((eWidthType == WIDTH_SEMI_EXPANDED) || (eWidthType == WIDTH_SEMI_CONDENSED))
+ return 300;
+
+ return 0;
+}
+
+static int WeightMatchValue(FontSelectPattern const& rFSP, FontWeight eWeight)
+{
+ int nMatch = 0;
+
+ if (rFSP.GetWeight() != WEIGHT_DONTKNOW)
+ {
+ // if not bold or requiring emboldening prefer light fonts to bold fonts
+ FontWeight ePatternWeight = rFSP.mbEmbolden ? WEIGHT_NORMAL : rFSP.GetWeight();
+
+ int nReqWeight = static_cast<int>(ePatternWeight);
+ if (ePatternWeight > WEIGHT_MEDIUM)
+ nReqWeight += 100;
+
+ int nGivenWeight = static_cast<int>(eWeight);
+ if (eWeight > WEIGHT_MEDIUM)
+ nGivenWeight += 100;
+
+ int nWeightDiff = nReqWeight - nGivenWeight;
+
+ if (nWeightDiff == 0)
+ nMatch += 1000;
+ else if (nWeightDiff == +1 || nWeightDiff == -1)
+ nMatch += 700;
+ else if (nWeightDiff < +50 && nWeightDiff > -50)
+ nMatch += 200;
+ }
+ else
+ {
+ // prefer NORMAL font weight
+ // TODO: change when the upper layers can tell their weight preference
+ if (eWeight == WEIGHT_NORMAL)
+ nMatch += 450;
+ else if (eWeight == WEIGHT_MEDIUM)
+ nMatch += 350;
+ else if ((eWeight == WEIGHT_SEMILIGHT) || (eWeight == WEIGHT_SEMIBOLD))
+ nMatch += 200;
+ else if (eWeight == WEIGHT_LIGHT)
+ nMatch += 150;
+ }
+
+ return nMatch;
+}
+
+static int ItalicMatchValue(FontSelectPattern const& rFSP, FontItalic eItalic)
+{
+ // if requiring custom matrix to fake italic, prefer upright font
+ FontItalic ePatternItalic
+ = rFSP.maItalicMatrix != ItalicMatrix() ? ITALIC_NONE : rFSP.GetItalic();
+
+ if (ePatternItalic == ITALIC_NONE)
+ {
+ if (eItalic == ITALIC_NONE)
+ return 900;
+ }
+ else
+ {
+ if (ePatternItalic == eItalic)
+ return 900;
+ else if (eItalic != ITALIC_NONE)
+ return 600;
+ }
+
+ return 0;
+}
+
+bool PhysicalFontFace::IsBetterMatch( const FontSelectPattern& rFSP, FontMatchStatus& rStatus ) const
+{
+ int nMatch = FamilyNameMatchValue(rFSP, GetFamilyName());
+ nMatch += StyleNameMatchValue(rStatus, GetStyleName());
+ nMatch += PitchMatchValue(rFSP, GetPitch());
+ nMatch += PreferNormalFontWidthMatchValue(GetWidthType());
+ nMatch += WeightMatchValue(rFSP, GetWeight());
+ nMatch += ItalicMatchValue(rFSP, GetItalic());
+
+ if (rFSP.mnOrientation != 0_deg10)
+ nMatch += 80;
+ else if (rFSP.mnWidth != 0)
+ nMatch += 25;
+ else
+ nMatch += 5;
+
+ if( rStatus.mnFaceMatch > nMatch )
+ {
+ return false;
+ }
+ else if( rStatus.mnFaceMatch < nMatch )
+ {
+ rStatus.mnFaceMatch = nMatch;
+ return true;
+ }
+
+ return true;
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/vcl/source/font/PhysicalFontFamily.cxx b/vcl/source/font/PhysicalFontFamily.cxx
new file mode 100644
index 000000000..b402cd618
--- /dev/null
+++ b/vcl/source/font/PhysicalFontFamily.cxx
@@ -0,0 +1,269 @@
+/* -*- 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 <sal/config.h>
+
+#include <rtl/ustring.hxx>
+#include <unotools/fontdefs.hxx>
+
+#include <font/PhysicalFontFaceCollection.hxx>
+#include <font/PhysicalFontCollection.hxx>
+
+namespace vcl::font
+{
+
+void PhysicalFontFamily::CalcType( ImplFontAttrs& rType, FontWeight& rWeight, FontWidth& rWidth,
+ FontFamily eFamily, const utl::FontNameAttr* pFontAttr )
+{
+ if ( eFamily != FAMILY_DONTKNOW )
+ {
+ if ( eFamily == FAMILY_SWISS )
+ rType |= ImplFontAttrs::SansSerif;
+ else if ( eFamily == FAMILY_ROMAN )
+ rType |= ImplFontAttrs::Serif;
+ else if ( eFamily == FAMILY_SCRIPT )
+ rType |= ImplFontAttrs::Script;
+ else if ( eFamily == FAMILY_MODERN )
+ rType |= ImplFontAttrs::Fixed;
+ else if ( eFamily == FAMILY_DECORATIVE )
+ rType |= ImplFontAttrs::Decorative;
+ }
+
+ if ( pFontAttr )
+ {
+ rType |= pFontAttr->Type;
+
+ if ( ((rWeight == WEIGHT_DONTKNOW) || (rWeight == WEIGHT_NORMAL)) &&
+ (pFontAttr->Weight != WEIGHT_DONTKNOW) )
+ rWeight = pFontAttr->Weight;
+ if ( ((rWidth == WIDTH_DONTKNOW) || (rWidth == WIDTH_NORMAL)) &&
+ (pFontAttr->Width != WIDTH_DONTKNOW) )
+ rWidth = pFontAttr->Width;
+ }
+}
+
+static ImplFontAttrs lcl_IsCJKFont( const OUString& rFontName )
+{
+ // Test, if Fontname includes CJK characters --> In this case we
+ // mention that it is a CJK font
+ for(int i = 0; i < rFontName.getLength(); i++)
+ {
+ const sal_Unicode ch = rFontName[i];
+ // japanese
+ if ( ((ch >= 0x3040) && (ch <= 0x30FF)) ||
+ ((ch >= 0x3190) && (ch <= 0x319F)) )
+ return ImplFontAttrs::CJK|ImplFontAttrs::CJK_JP;
+
+ // korean
+ if ( ((ch >= 0xAC00) && (ch <= 0xD7AF)) ||
+ ((ch >= 0xA960) && (ch <= 0xA97F)) ||
+ ((ch >= 0xD7B0) && (ch <= 0xD7FF)) ||
+ ((ch >= 0x3130) && (ch <= 0x318F)) ||
+ ((ch >= 0x1100) && (ch <= 0x11FF)) )
+ return ImplFontAttrs::CJK|ImplFontAttrs::CJK_KR;
+
+ // chinese
+ if ( (ch >= 0x3400) && (ch <= 0x9FFF) )
+ return ImplFontAttrs::CJK|ImplFontAttrs::CJK_TC|ImplFontAttrs::CJK_SC;
+
+ // cjk
+ if ( ((ch >= 0x3000) && (ch <= 0xD7AF)) ||
+ ((ch >= 0xFF00) && (ch <= 0xFFEE)) )
+ return ImplFontAttrs::CJK;
+
+ }
+
+ return ImplFontAttrs::None;
+}
+
+PhysicalFontFamily::PhysicalFontFamily( const OUString& rSearchName )
+: maSearchName( rSearchName ),
+ mnTypeFaces( FontTypeFaces::NONE ),
+ meFamily( FAMILY_DONTKNOW ),
+ mePitch( PITCH_DONTKNOW ),
+ mnMinQuality( -1 ),
+ mnMatchType( ImplFontAttrs::None ),
+ meMatchWeight( WEIGHT_DONTKNOW ),
+ meMatchWidth( WIDTH_DONTKNOW )
+{}
+
+PhysicalFontFamily::~PhysicalFontFamily()
+{
+}
+
+void PhysicalFontFamily::AddFontFace( PhysicalFontFace* pNewFontFace )
+{
+ if( maFontFaces.empty() )
+ {
+ maFamilyName = pNewFontFace->GetFamilyName();
+ maMapNames = pNewFontFace->GetMapNames();
+ meFamily = pNewFontFace->GetFamilyType();
+ mePitch = pNewFontFace->GetPitch();
+ mnMinQuality = pNewFontFace->GetQuality();
+ }
+ else
+ {
+ if( meFamily == FAMILY_DONTKNOW )
+ meFamily = pNewFontFace->GetFamilyType();
+ if( mePitch == PITCH_DONTKNOW )
+ mePitch = pNewFontFace->GetPitch();
+ if( mnMinQuality > pNewFontFace->GetQuality() )
+ mnMinQuality = pNewFontFace->GetQuality();
+ }
+
+ // set attributes for attribute based font matching
+ mnTypeFaces |= FontTypeFaces::Scalable;
+
+ if( pNewFontFace->IsSymbolFont() )
+ mnTypeFaces |= FontTypeFaces::Symbol;
+ else
+ mnTypeFaces |= FontTypeFaces::NoneSymbol;
+
+ if( pNewFontFace->GetWeight() != WEIGHT_DONTKNOW )
+ {
+ if( pNewFontFace->GetWeight() >= WEIGHT_SEMIBOLD )
+ mnTypeFaces |= FontTypeFaces::Bold;
+ else if( pNewFontFace->GetWeight() <= WEIGHT_SEMILIGHT )
+ mnTypeFaces |= FontTypeFaces::Light;
+ else
+ mnTypeFaces |= FontTypeFaces::Normal;
+ }
+
+ if( pNewFontFace->GetItalic() == ITALIC_NONE )
+ mnTypeFaces |= FontTypeFaces::NoneItalic;
+ else if( (pNewFontFace->GetItalic() == ITALIC_NORMAL)
+ || (pNewFontFace->GetItalic() == ITALIC_OBLIQUE) )
+ mnTypeFaces |= FontTypeFaces::Italic;
+
+ // reassign name (sharing saves memory)
+ if( pNewFontFace->GetFamilyName() == GetFamilyName() )
+ pNewFontFace->SetFamilyName( GetFamilyName() );
+
+ // add the new physical font face, replacing existing font face if necessary
+ // TODO: get rid of linear search?
+ auto it(maFontFaces.begin());
+ for (; it != maFontFaces.end(); ++it)
+ {
+ PhysicalFontFace* pFoundFontFace = it->get();
+ sal_Int32 eComp = pNewFontFace->CompareIgnoreSize( *pFoundFontFace );
+ if( eComp > 0 )
+ continue;
+ if( eComp < 0 )
+ break;
+
+ // ignore duplicate if its quality is worse
+ if( pNewFontFace->GetQuality() < pFoundFontFace->GetQuality() )
+ return;
+
+ // keep the device font if its quality is good enough
+ if( pNewFontFace->GetQuality() == pFoundFontFace->GetQuality() )
+ return;
+
+ // replace existing font face with a better one
+ *it = pNewFontFace; // insert at sort position
+ return;
+ }
+
+ maFontFaces.emplace(it, pNewFontFace); // insert at sort position
+}
+
+// get font attributes using the normalized font family name
+void PhysicalFontFamily::InitMatchData( const utl::FontSubstConfiguration& rFontSubst,
+ const OUString& rSearchName )
+{
+ OUString aShortName;
+ OUString aMatchFamilyName(maMatchFamilyName);
+ // get font attributes from the decorated font name
+ utl::FontSubstConfiguration::getMapName( rSearchName, aShortName, aMatchFamilyName,
+ meMatchWeight, meMatchWidth, mnMatchType );
+ maMatchFamilyName = aMatchFamilyName;
+ const utl::FontNameAttr* pFontAttr = rFontSubst.getSubstInfo( rSearchName );
+ // eventually use the stripped name
+ if( !pFontAttr )
+ if( aShortName != rSearchName )
+ pFontAttr = rFontSubst.getSubstInfo( aShortName );
+ CalcType( mnMatchType, meMatchWeight, meMatchWidth, meFamily, pFontAttr );
+ mnMatchType |= lcl_IsCJKFont( maFamilyName );
+}
+
+PhysicalFontFace* PhysicalFontFamily::FindBestFontFace( const vcl::font::FontSelectPattern& rFSD ) const
+{
+ if( maFontFaces.empty() )
+ return nullptr;
+ if( maFontFaces.size() == 1)
+ return maFontFaces[0].get();
+
+ // FontName+StyleName should map to FamilyName+StyleName
+ const OUString& rSearchName = rFSD.maTargetName;
+ OUString aTargetStyleName;
+ const OUString* pTargetStyleName = nullptr;
+ if((rSearchName.getLength() > maSearchName.getLength())
+ && rSearchName.startsWith( maSearchName ) )
+ {
+ aTargetStyleName = rSearchName.copy(maSearchName.getLength() + 1);
+ pTargetStyleName = &aTargetStyleName;
+ }
+
+ // TODO: linear search improve!
+ PhysicalFontFace* pBestFontFace = maFontFaces[0].get();
+ FontMatchStatus aFontMatchStatus = {0, pTargetStyleName};
+ for (auto const& font : maFontFaces)
+ {
+ PhysicalFontFace* pFoundFontFace = font.get();
+ if( pFoundFontFace->IsBetterMatch( rFSD, aFontMatchStatus ) )
+ pBestFontFace = pFoundFontFace;
+ }
+
+ return pBestFontFace;
+}
+
+// update device font list with unique font faces, with uniqueness
+// meaning different font attributes, but not different fonts sizes
+void PhysicalFontFamily::UpdateDevFontList( vcl::font::PhysicalFontFaceCollection& rDevFontList ) const
+{
+ PhysicalFontFace* pPrevFace = nullptr;
+ for (auto const& font : maFontFaces)
+ {
+ PhysicalFontFace* pFoundFontFace = font.get();
+ if( !pPrevFace || pFoundFontFace->CompareIgnoreSize( *pPrevFace ) )
+ rDevFontList.Add( pFoundFontFace );
+ pPrevFace = pFoundFontFace;
+ }
+}
+
+void PhysicalFontFamily::UpdateCloneFontList(vcl::font::PhysicalFontCollection& rFontCollection) const
+{
+ OUString aFamilyName = GetEnglishSearchFontName( GetFamilyName() );
+ PhysicalFontFamily* pFamily(nullptr);
+
+ for (auto const& font : maFontFaces)
+ {
+ PhysicalFontFace *pFoundFontFace = font.get();
+
+ if (!pFamily)
+ { // tdf#98989 lazy create as family without faces won't work
+ pFamily = rFontCollection.FindOrCreateFontFamily(aFamilyName);
+ }
+ assert(pFamily);
+ pFamily->AddFontFace( pFoundFontFace );
+ }
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/font.cxx b/vcl/source/font/font.cxx
new file mode 100644
index 000000000..2b7f22ad0
--- /dev/null
+++ b/vcl/source/font/font.cxx
@@ -0,0 +1,1155 @@
+/* -*- 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 <tools/stream.hxx>
+#include <tools/vcompat.hxx>
+#include <tools/gen.hxx>
+#include <unotools/configmgr.hxx>
+#include <unotools/fontcfg.hxx>
+#include <unotools/fontdefs.hxx>
+#include <o3tl/hash_combine.hxx>
+
+#include <vcl/font.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/virdev.hxx>
+
+#include <impfont.hxx>
+#include <fontattributes.hxx>
+#include <fontsubset.hxx>
+#include <sft.hxx>
+
+#include <algorithm>
+#include <string_view>
+
+#include <vcl/TypeSerializer.hxx>
+
+#ifdef _WIN32
+#include <vcl/metric.hxx>
+#endif
+
+using namespace vcl;
+
+namespace
+{
+ Font::ImplType& GetGlobalDefault()
+ {
+ static Font::ImplType gDefault;
+ return gDefault;
+ }
+}
+
+Font::Font() : mpImplFont(GetGlobalDefault())
+{
+}
+
+Font::Font( const vcl::Font& rFont ) : mpImplFont( rFont.mpImplFont )
+{
+}
+
+Font::Font( vcl::Font&& rFont ) noexcept : mpImplFont( std::move(rFont.mpImplFont) )
+{
+}
+
+Font::Font( const OUString& rFamilyName, const Size& rSize )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maFamilyName != rFamilyName
+ || const_cast<const ImplType&>(mpImplFont)->maAverageFontSize != rSize)
+ {
+ mpImplFont->SetFamilyName( rFamilyName );
+ mpImplFont->SetFontSize( rSize );
+ }
+}
+
+Font::Font( const OUString& rFamilyName, const OUString& rStyleName, const Size& rSize )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maFamilyName != rFamilyName
+ || const_cast<const ImplType&>(mpImplFont)->maStyleName != rStyleName
+ || const_cast<const ImplType&>(mpImplFont)->maAverageFontSize != rSize)
+ {
+ mpImplFont->SetFamilyName( rFamilyName );
+ mpImplFont->SetStyleName( rStyleName );
+ mpImplFont->SetFontSize( rSize );
+ }
+}
+
+Font::Font( FontFamily eFamily, const Size& rSize )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meFamily != eFamily
+ || const_cast<const ImplType&>(mpImplFont)->maAverageFontSize != rSize)
+ {
+ mpImplFont->SetFamilyType( eFamily );
+ mpImplFont->SetFontSize( rSize );
+ }
+}
+
+Font::~Font()
+{
+}
+
+void Font::SetColor( const Color& rColor )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maColor != rColor)
+ {
+ mpImplFont->maColor = rColor;
+ }
+}
+
+void Font::SetFillColor( const Color& rColor )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maFillColor != rColor)
+ {
+ mpImplFont->maFillColor = rColor;
+ if ( rColor.IsTransparent() )
+ mpImplFont->mbTransparent = true;
+ }
+}
+
+void Font::SetTransparent( bool bTransparent )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mbTransparent != bTransparent)
+ mpImplFont->mbTransparent = bTransparent;
+}
+
+void Font::SetAlignment( TextAlign eAlign )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meAlign != eAlign)
+ mpImplFont->SetAlignment(eAlign);
+}
+
+void Font::SetFamilyName( const OUString& rFamilyName )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maFamilyName != rFamilyName)
+ mpImplFont->SetFamilyName( rFamilyName );
+}
+
+void Font::SetStyleName( const OUString& rStyleName )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maStyleName != rStyleName)
+ mpImplFont->maStyleName = rStyleName;
+}
+
+void Font::SetFontSize( const Size& rSize )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetFontSize() != rSize)
+ mpImplFont->SetFontSize( rSize );
+}
+
+void Font::SetFamily( FontFamily eFamily )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetFamilyTypeNoAsk() != eFamily)
+ mpImplFont->SetFamilyType( eFamily );
+}
+
+void Font::SetCharSet( rtl_TextEncoding eCharSet )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetCharSet() != eCharSet)
+ {
+ mpImplFont->SetCharSet( eCharSet );
+
+ if ( eCharSet == RTL_TEXTENCODING_SYMBOL )
+ mpImplFont->SetSymbolFlag( true );
+ else
+ mpImplFont->SetSymbolFlag( false );
+ }
+}
+
+bool Font::IsSymbolFont() const
+{
+ return mpImplFont->IsSymbolFont();
+}
+
+void Font::SetSymbolFlag( bool bSymbol )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mbSymbolFlag != bSymbol)
+ {
+ mpImplFont->SetSymbolFlag( bSymbol );
+
+ if ( IsSymbolFont() )
+ {
+ mpImplFont->SetCharSet( RTL_TEXTENCODING_SYMBOL );
+ }
+ else
+ {
+ if ( std::as_const(mpImplFont)->GetCharSet() == RTL_TEXTENCODING_SYMBOL )
+ mpImplFont->SetCharSet( RTL_TEXTENCODING_DONTKNOW );
+ }
+ }
+}
+
+void Font::SetLanguageTag( const LanguageTag& rLanguageTag )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maLanguageTag != rLanguageTag)
+ mpImplFont->maLanguageTag = rLanguageTag;
+}
+
+void Font::SetCJKContextLanguageTag( const LanguageTag& rLanguageTag )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maCJKLanguageTag != rLanguageTag)
+ mpImplFont->maCJKLanguageTag = rLanguageTag;
+}
+
+void Font::SetLanguage( LanguageType eLanguage )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maLanguageTag.getLanguageType(false) != eLanguage)
+ mpImplFont->maLanguageTag.reset( eLanguage);
+}
+
+void Font::SetCJKContextLanguage( LanguageType eLanguage )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->maCJKLanguageTag.getLanguageType(false) != eLanguage)
+ mpImplFont->maCJKLanguageTag.reset( eLanguage);
+}
+
+void Font::SetPitch( FontPitch ePitch )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetPitchNoAsk() != ePitch)
+ mpImplFont->SetPitch( ePitch );
+}
+
+void Font::SetOrientation( Degree10 nOrientation )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mnOrientation != nOrientation)
+ mpImplFont->mnOrientation = nOrientation;
+}
+
+void Font::SetVertical( bool bVertical )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mbVertical != bVertical)
+ mpImplFont->mbVertical = bVertical;
+}
+
+void Font::SetKerning( FontKerning eKerning )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meKerning != eKerning)
+ mpImplFont->meKerning = eKerning;
+}
+
+bool Font::IsKerning() const
+{
+ return mpImplFont->meKerning != FontKerning::NONE;
+}
+
+void Font::SetWeight( FontWeight eWeight )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetWeightNoAsk() != eWeight)
+ mpImplFont->SetWeight( eWeight );
+}
+
+void Font::SetWidthType( FontWidth eWidth )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetWidthTypeNoAsk() != eWidth)
+ mpImplFont->SetWidthType( eWidth );
+}
+
+void Font::SetItalic( FontItalic eItalic )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->GetItalicNoAsk() != eItalic)
+ mpImplFont->SetItalic( eItalic );
+}
+
+void Font::SetOutline( bool bOutline )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mbOutline != bOutline)
+ mpImplFont->mbOutline = bOutline;
+}
+
+void Font::SetShadow( bool bShadow )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mbShadow != bShadow)
+ mpImplFont->mbShadow = bShadow;
+}
+
+void Font::SetUnderline( FontLineStyle eUnderline )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meUnderline != eUnderline)
+ mpImplFont->meUnderline = eUnderline;
+}
+
+void Font::SetOverline( FontLineStyle eOverline )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meOverline != eOverline)
+ mpImplFont->meOverline = eOverline;
+}
+
+void Font::SetStrikeout( FontStrikeout eStrikeout )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meStrikeout != eStrikeout)
+ mpImplFont->meStrikeout = eStrikeout;
+}
+
+void Font::SetRelief( FontRelief eRelief )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meRelief != eRelief)
+ mpImplFont->meRelief = eRelief;
+}
+
+void Font::SetEmphasisMark( FontEmphasisMark eEmphasisMark )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->meEmphasisMark != eEmphasisMark )
+ mpImplFont->meEmphasisMark = eEmphasisMark;
+}
+
+void Font::SetWordLineMode( bool bWordLine )
+{
+ if (const_cast<const ImplType&>(mpImplFont)->mbWordLine != bWordLine)
+ mpImplFont->mbWordLine = bWordLine;
+}
+
+Font& Font::operator=( const vcl::Font& rFont )
+{
+ mpImplFont = rFont.mpImplFont;
+ return *this;
+}
+
+Font& Font::operator=( vcl::Font&& rFont ) noexcept
+{
+ mpImplFont = std::move(rFont.mpImplFont);
+ return *this;
+}
+
+bool Font::operator==( const vcl::Font& rFont ) const
+{
+ return mpImplFont == rFont.mpImplFont;
+}
+
+bool Font::EqualIgnoreColor( const vcl::Font& rFont ) const
+{
+ return mpImplFont->EqualIgnoreColor( *rFont.mpImplFont );
+}
+
+size_t Font::GetHashValue() const
+{
+ return mpImplFont->GetHashValue();
+}
+
+size_t Font::GetHashValueIgnoreColor() const
+{
+ return mpImplFont->GetHashValueIgnoreColor();
+}
+
+void Font::Merge( const vcl::Font& rFont )
+{
+ if ( !rFont.GetFamilyName().isEmpty() )
+ {
+ SetFamilyName( rFont.GetFamilyName() );
+ SetStyleName( rFont.GetStyleName() );
+ SetCharSet( GetCharSet() );
+ SetLanguageTag( rFont.GetLanguageTag() );
+ SetCJKContextLanguageTag( rFont.GetCJKContextLanguageTag() );
+ // don't use access methods here, might lead to AskConfig(), if DONTKNOW
+ SetFamily( rFont.mpImplFont->GetFamilyTypeNoAsk() );
+ SetPitch( rFont.mpImplFont->GetPitchNoAsk() );
+ }
+
+ // don't use access methods here, might lead to AskConfig(), if DONTKNOW
+ if ( rFont.mpImplFont->GetWeightNoAsk() != WEIGHT_DONTKNOW )
+ SetWeight( rFont.GetWeight() );
+ if ( rFont.mpImplFont->GetItalicNoAsk() != ITALIC_DONTKNOW )
+ SetItalic( rFont.GetItalic() );
+ if ( rFont.mpImplFont->GetWidthTypeNoAsk() != WIDTH_DONTKNOW )
+ SetWidthType( rFont.GetWidthType() );
+
+ if ( rFont.GetFontSize().Height() )
+ SetFontSize( rFont.GetFontSize() );
+ if ( rFont.GetUnderline() != LINESTYLE_DONTKNOW )
+ {
+ SetUnderline( rFont.GetUnderline() );
+ SetWordLineMode( rFont.IsWordLineMode() );
+ }
+ if ( rFont.GetOverline() != LINESTYLE_DONTKNOW )
+ {
+ SetOverline( rFont.GetOverline() );
+ SetWordLineMode( rFont.IsWordLineMode() );
+ }
+ if ( rFont.GetStrikeout() != STRIKEOUT_DONTKNOW )
+ {
+ SetStrikeout( rFont.GetStrikeout() );
+ SetWordLineMode( rFont.IsWordLineMode() );
+ }
+
+ // Defaults?
+ SetOrientation( rFont.GetOrientation() );
+ SetVertical( rFont.IsVertical() );
+ SetEmphasisMark( rFont.GetEmphasisMark() );
+ SetKerning( rFont.IsKerning() ? FontKerning::FontSpecific : FontKerning::NONE );
+ SetOutline( rFont.IsOutline() );
+ SetShadow( rFont.IsShadow() );
+ SetRelief( rFont.GetRelief() );
+}
+
+void Font::GetFontAttributes( FontAttributes& rAttrs ) const
+{
+ rAttrs.SetFamilyName( mpImplFont->GetFamilyName() );
+ rAttrs.SetStyleName( mpImplFont->maStyleName );
+ rAttrs.SetFamilyType( mpImplFont->GetFamilyTypeNoAsk() );
+ rAttrs.SetPitch( mpImplFont->GetPitchNoAsk() );
+ rAttrs.SetItalic( mpImplFont->GetItalicNoAsk() );
+ rAttrs.SetWeight( mpImplFont->GetWeightNoAsk() );
+ rAttrs.SetWidthType( WIDTH_DONTKNOW );
+ rAttrs.SetSymbolFlag( mpImplFont->GetCharSet() == RTL_TEXTENCODING_SYMBOL );
+}
+
+// tdf#127471 for corrections on EMF/WMF we need the AvgFontWidth in Windows-specific notation
+tools::Long Font::GetOrCalculateAverageFontWidth() const
+{
+ if(0 == mpImplFont->GetCalculatedAverageFontWidth())
+ {
+ // VirtualDevice is not thread safe
+ SolarMutexGuard aGuard;
+
+ // create unscaled copy of font (this), a VirtualDevice and set it there
+ vcl::Font aUnscaledFont(*this);
+ ScopedVclPtr<VirtualDevice> pTempVirtualDevice(VclPtr<VirtualDevice>::Create());
+ aUnscaledFont.SetAverageFontWidth(0);
+ pTempVirtualDevice->SetFont(aUnscaledFont);
+
+#ifdef _WIN32
+ // on Windows systems use FontMetric to get/create AverageFontWidth from system
+ const FontMetric aMetric(pTempVirtualDevice->GetFontMetric());
+ const_cast<Font*>(this)->mpImplFont->SetCalculatedAverageFontWidth(aMetric.GetAverageFontWidth());
+#else
+ // On non-Windows systems we need to calculate AvgFontWidth
+ // as close as possible (discussion see documentation in task),
+ // so calculate it. For discussion of method used, see task
+ // buffer measure string creation, will always use the same
+ static constexpr OUStringLiteral aMeasureString
+ = u"\u0020\u0021\u0022\u0023\u0024\u0025\u0026\u0027"
+ "\u0028\u0029\u002A\u002B\u002C\u002D\u002E\u002F"
+ "\u0030\u0031\u0032\u0033\u0034\u0035\u0036\u0037"
+ "\u0038\u0039\u003A\u003B\u003C\u003D\u003E\u003F"
+ "\u0040\u0041\u0042\u0043\u0044\u0045\u0046\u0047"
+ "\u0048\u0049\u004A\u004B\u004C\u004D\u004E\u004F"
+ "\u0050\u0051\u0052\u0053\u0054\u0055\u0056\u0057"
+ "\u0058\u0059\u005A\u005B\u005C\u005D\u005E\u005F"
+ "\u0060\u0061\u0062\u0063\u0064\u0065\u0066\u0067"
+ "\u0068\u0069\u006A\u006B\u006C\u006D\u006E\u006F"
+ "\u0070\u0071\u0072\u0073\u0074\u0075\u0076\u0077"
+ "\u0078\u0079\u007A\u007B\u007C\u007D\u007E";
+
+ const double fAverageFontWidth(
+ pTempVirtualDevice->GetTextWidth(aMeasureString) /
+ static_cast<double>(aMeasureString.getLength()));
+ const_cast<Font*>(this)->mpImplFont->SetCalculatedAverageFontWidth(basegfx::fround(fAverageFontWidth));
+#endif
+ }
+
+ return mpImplFont->GetCalculatedAverageFontWidth();
+}
+
+SvStream& ReadImplFont( SvStream& rIStm, ImplFont& rImplFont, tools::Long& rnNormedFontScaling )
+{
+ VersionCompatRead aCompat( rIStm );
+ sal_uInt16 nTmp16(0);
+ sal_Int16 nTmps16(0);
+ bool bTmp(false);
+ sal_uInt8 nTmp8(0);
+
+ rImplFont.SetFamilyName( rIStm.ReadUniOrByteString(rIStm.GetStreamCharSet()) );
+ rImplFont.maStyleName = rIStm.ReadUniOrByteString(rIStm.GetStreamCharSet());
+ TypeSerializer aSerializer(rIStm);
+ aSerializer.readSize(rImplFont.maAverageFontSize);
+
+ static const bool bFuzzing = utl::ConfigManager::IsFuzzing();
+ if (bFuzzing)
+ {
+ if (rImplFont.maAverageFontSize.Width() > 8192)
+ {
+ SAL_WARN("vcl.gdi", "suspicious average width of: " << rImplFont.maAverageFontSize.Width());
+ rImplFont.maAverageFontSize.setWidth(8192);
+ }
+ }
+
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.SetCharSet( static_cast<rtl_TextEncoding>(nTmp16) );
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.SetFamilyType( static_cast<FontFamily>(nTmp16) );
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.SetPitch( static_cast<FontPitch>(nTmp16) );
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.SetWeight( static_cast<FontWeight>(nTmp16) );
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.meUnderline = static_cast<FontLineStyle>(nTmp16);
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.meStrikeout = static_cast<FontStrikeout>(nTmp16);
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.SetItalic( static_cast<FontItalic>(nTmp16) );
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.maLanguageTag.reset( LanguageType(nTmp16) );
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.meWidthType = static_cast<FontWidth>(nTmp16);
+
+ rIStm.ReadInt16( nTmps16 ); rImplFont.mnOrientation = Degree10(nTmps16);
+
+ rIStm.ReadCharAsBool( bTmp ); rImplFont.mbWordLine = bTmp;
+ rIStm.ReadCharAsBool( bTmp ); rImplFont.mbOutline = bTmp;
+ rIStm.ReadCharAsBool( bTmp ); rImplFont.mbShadow = bTmp;
+ rIStm.ReadUChar( nTmp8 ); rImplFont.meKerning = static_cast<FontKerning>(nTmp8);
+
+ if( aCompat.GetVersion() >= 2 )
+ {
+ rIStm.ReadUChar( nTmp8 ); rImplFont.meRelief = static_cast<FontRelief>(nTmp8);
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.maCJKLanguageTag.reset( LanguageType(nTmp16) );
+ rIStm.ReadCharAsBool( bTmp ); rImplFont.mbVertical = bTmp;
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.meEmphasisMark = static_cast<FontEmphasisMark>(nTmp16);
+ }
+
+ if( aCompat.GetVersion() >= 3 )
+ {
+ rIStm.ReadUInt16( nTmp16 ); rImplFont.meOverline = static_cast<FontLineStyle>(nTmp16);
+ }
+
+ // tdf#127471 read NormedFontScaling
+ if( aCompat.GetVersion() >= 4 )
+ {
+ sal_Int32 nNormedFontScaling(0);
+ rIStm.ReadInt32(nNormedFontScaling);
+ rnNormedFontScaling = nNormedFontScaling;
+ }
+
+ // Relief
+ // CJKContextLanguage
+
+ return rIStm;
+}
+
+SvStream& WriteImplFont( SvStream& rOStm, const ImplFont& rImplFont, tools::Long nNormedFontScaling )
+{
+ // tdf#127471 increase to version 4
+ VersionCompatWrite aCompat( rOStm, 4 );
+
+ TypeSerializer aSerializer(rOStm);
+ rOStm.WriteUniOrByteString( rImplFont.GetFamilyName(), rOStm.GetStreamCharSet() );
+ rOStm.WriteUniOrByteString( rImplFont.GetStyleName(), rOStm.GetStreamCharSet() );
+ aSerializer.writeSize(rImplFont.maAverageFontSize);
+
+ rOStm.WriteUInt16( GetStoreCharSet( rImplFont.GetCharSet() ) );
+ rOStm.WriteUInt16( rImplFont.GetFamilyTypeNoAsk() );
+ rOStm.WriteUInt16( rImplFont.GetPitchNoAsk() );
+ rOStm.WriteUInt16( rImplFont.GetWeightNoAsk() );
+ rOStm.WriteUInt16( rImplFont.meUnderline );
+ rOStm.WriteUInt16( rImplFont.meStrikeout );
+ rOStm.WriteUInt16( rImplFont.GetItalicNoAsk() );
+ rOStm.WriteUInt16( static_cast<sal_uInt16>(rImplFont.maLanguageTag.getLanguageType( false)) );
+ rOStm.WriteUInt16( rImplFont.GetWidthTypeNoAsk() );
+
+ rOStm.WriteInt16( rImplFont.mnOrientation.get() );
+
+ rOStm.WriteBool( rImplFont.mbWordLine );
+ rOStm.WriteBool( rImplFont.mbOutline );
+ rOStm.WriteBool( rImplFont.mbShadow );
+ rOStm.WriteUChar( static_cast<sal_uInt8>(rImplFont.meKerning) );
+
+ // new in version 2
+ rOStm.WriteUChar( static_cast<unsigned char>(rImplFont.meRelief) );
+ rOStm.WriteUInt16( static_cast<sal_uInt16>(rImplFont.maCJKLanguageTag.getLanguageType( false)) );
+ rOStm.WriteBool( rImplFont.mbVertical );
+ rOStm.WriteUInt16( static_cast<sal_uInt16>(rImplFont.meEmphasisMark) );
+
+ // new in version 3
+ rOStm.WriteUInt16( rImplFont.meOverline );
+
+ // new in version 4, NormedFontScaling
+ rOStm.WriteInt32(nNormedFontScaling);
+
+ return rOStm;
+}
+
+SvStream& ReadFont( SvStream& rIStm, vcl::Font& rFont )
+{
+ // tdf#127471 try to read NormedFontScaling
+ tools::Long nNormedFontScaling(0);
+ SvStream& rRetval(ReadImplFont( rIStm, *rFont.mpImplFont, nNormedFontScaling ));
+
+ if (nNormedFontScaling > 0)
+ {
+#ifdef _WIN32
+ // we run on windows and a NormedFontScaling was written
+ if(rFont.GetFontSize().getWidth() == nNormedFontScaling)
+ {
+ // the writing producer was running on a non-windows system, adapt to needed windows
+ // system-specific pre-multiply
+ const tools::Long nHeight(std::max<tools::Long>(rFont.GetFontSize().getHeight(), 0));
+ sal_uInt32 nScaledWidth(0);
+
+ if(nHeight > 0)
+ {
+ vcl::Font aUnscaledFont(rFont);
+ aUnscaledFont.SetAverageFontWidth(0);
+ const FontMetric aUnscaledFontMetric(Application::GetDefaultDevice()->GetFontMetric(aUnscaledFont));
+
+ if (nHeight > 0)
+ {
+ const double fScaleFactor(static_cast<double>(nNormedFontScaling) / static_cast<double>(nHeight));
+ nScaledWidth = basegfx::fround(static_cast<double>(aUnscaledFontMetric.GetAverageFontWidth()) * fScaleFactor);
+ }
+ }
+
+ rFont.SetAverageFontWidth(nScaledWidth);
+ }
+ else
+ {
+ // the writing producer was on a windows system, correct pre-multiplied value
+ // is already set, nothing to do. Ignore 2nd value. Here a check
+ // could be done if adapting the 2nd, NormedFontScaling value would be similar to
+ // the set value for plausibility reasons
+ }
+#else
+ // we do not run on windows and a NormedFontScaling was written
+ if(rFont.GetFontSize().getWidth() == nNormedFontScaling)
+ {
+ // the writing producer was not on a windows system, correct value
+ // already set, nothing to do
+ }
+ else
+ {
+ // the writing producer was on a windows system, correct FontScaling.
+ // The correct non-pre-multiplied value is the 2nd one, use it
+ rFont.SetAverageFontWidth(nNormedFontScaling);
+ }
+#endif
+ }
+
+ return rRetval;
+}
+
+SvStream& WriteFont( SvStream& rOStm, const vcl::Font& rFont )
+{
+ // tdf#127471 prepare NormedFontScaling for additional export
+ tools::Long nNormedFontScaling(rFont.GetFontSize().getWidth());
+
+ // FontScaling usage at vcl-Font is detected by checking that FontWidth != 0
+ if (nNormedFontScaling > 0)
+ {
+ const tools::Long nHeight(std::max<tools::Long>(rFont.GetFontSize().getHeight(), 0));
+
+ // check for negative height
+ if(0 == nHeight)
+ {
+ nNormedFontScaling = 0;
+ }
+ else
+ {
+#ifdef _WIN32
+ // for WIN32 the value is pre-multiplied with AverageFontWidth
+ // which makes it system-dependent. Turn that back to have the
+ // normed non-windows form of it for export as 2nd value
+ vcl::Font aUnscaledFont(rFont);
+ aUnscaledFont.SetAverageFontWidth(0);
+ const FontMetric aUnscaledFontMetric(
+ Application::GetDefaultDevice()->GetFontMetric(aUnscaledFont));
+
+ if (aUnscaledFontMetric.GetAverageFontWidth() > 0)
+ {
+ const double fScaleFactor(
+ static_cast<double>(nNormedFontScaling)
+ / static_cast<double>(aUnscaledFontMetric.GetAverageFontWidth()));
+ nNormedFontScaling = static_cast<tools::Long>(fScaleFactor * nHeight);
+ }
+#endif
+ }
+ }
+
+ return WriteImplFont( rOStm, *rFont.mpImplFont, nNormedFontScaling );
+}
+
+namespace
+{
+ bool identifyTrueTypeFont( const void* i_pBuffer, sal_uInt32 i_nSize, Font& o_rResult )
+ {
+ bool bResult = false;
+ TrueTypeFont* pTTF = nullptr;
+ if( OpenTTFontBuffer( i_pBuffer, i_nSize, 0, &pTTF ) == SFErrCodes::Ok )
+ {
+ TTGlobalFontInfo aInfo;
+ GetTTGlobalFontInfo( pTTF, &aInfo );
+ // most importantly: the family name
+ if( aInfo.ufamily )
+ o_rResult.SetFamilyName( OUString(aInfo.ufamily) );
+ else if( aInfo.family )
+ o_rResult.SetFamilyName( OStringToOUString( aInfo.family, RTL_TEXTENCODING_ASCII_US ) );
+ // set weight
+ if( aInfo.weight )
+ {
+ if( aInfo.weight < FW_EXTRALIGHT )
+ o_rResult.SetWeight( WEIGHT_THIN );
+ else if( aInfo.weight < FW_LIGHT )
+ o_rResult.SetWeight( WEIGHT_ULTRALIGHT );
+ else if( aInfo.weight < FW_NORMAL )
+ o_rResult.SetWeight( WEIGHT_LIGHT );
+ else if( aInfo.weight < FW_MEDIUM )
+ o_rResult.SetWeight( WEIGHT_NORMAL );
+ else if( aInfo.weight < FW_SEMIBOLD )
+ o_rResult.SetWeight( WEIGHT_MEDIUM );
+ else if( aInfo.weight < FW_BOLD )
+ o_rResult.SetWeight( WEIGHT_SEMIBOLD );
+ else if( aInfo.weight < FW_EXTRABOLD )
+ o_rResult.SetWeight( WEIGHT_BOLD );
+ else if( aInfo.weight < FW_BLACK )
+ o_rResult.SetWeight( WEIGHT_ULTRABOLD );
+ else
+ o_rResult.SetWeight( WEIGHT_BLACK );
+ }
+ else
+ o_rResult.SetWeight( (aInfo.macStyle & 1) ? WEIGHT_BOLD : WEIGHT_NORMAL );
+ // set width
+ if( aInfo.width )
+ {
+ if( aInfo.width == FWIDTH_ULTRA_CONDENSED )
+ o_rResult.SetAverageFontWidth( WIDTH_ULTRA_CONDENSED );
+ else if( aInfo.width == FWIDTH_EXTRA_CONDENSED )
+ o_rResult.SetAverageFontWidth( WIDTH_EXTRA_CONDENSED );
+ else if( aInfo.width == FWIDTH_CONDENSED )
+ o_rResult.SetAverageFontWidth( WIDTH_CONDENSED );
+ else if( aInfo.width == FWIDTH_SEMI_CONDENSED )
+ o_rResult.SetAverageFontWidth( WIDTH_SEMI_CONDENSED );
+ else if( aInfo.width == FWIDTH_NORMAL )
+ o_rResult.SetAverageFontWidth( WIDTH_NORMAL );
+ else if( aInfo.width == FWIDTH_SEMI_EXPANDED )
+ o_rResult.SetAverageFontWidth( WIDTH_SEMI_EXPANDED );
+ else if( aInfo.width == FWIDTH_EXPANDED )
+ o_rResult.SetAverageFontWidth( WIDTH_EXPANDED );
+ else if( aInfo.width == FWIDTH_EXTRA_EXPANDED )
+ o_rResult.SetAverageFontWidth( WIDTH_EXTRA_EXPANDED );
+ else if( aInfo.width >= FWIDTH_ULTRA_EXPANDED )
+ o_rResult.SetAverageFontWidth( WIDTH_ULTRA_EXPANDED );
+ }
+ // set italic
+ o_rResult.SetItalic( (aInfo.italicAngle != 0) ? ITALIC_NORMAL : ITALIC_NONE );
+
+ // set pitch
+ o_rResult.SetPitch( (aInfo.pitch == 0) ? PITCH_VARIABLE : PITCH_FIXED );
+
+ // set style name
+ if( aInfo.usubfamily )
+ o_rResult.SetStyleName( OUString( aInfo.usubfamily ) );
+ else if( aInfo.subfamily )
+ o_rResult.SetStyleName( OUString::createFromAscii( aInfo.subfamily ) );
+
+ // cleanup
+ CloseTTFont( pTTF );
+ // success
+ bResult = true;
+ }
+ return bResult;
+ }
+
+ struct WeightSearchEntry
+ {
+ const char* string;
+ int string_len;
+ FontWeight weight;
+
+ bool operator<( const WeightSearchEntry& rRight ) const
+ {
+ return rtl_str_compareIgnoreAsciiCase_WithLength( string, string_len, rRight.string, rRight.string_len ) < 0;
+ }
+ }
+ const weight_table[] =
+ {
+ { "black", 5, WEIGHT_BLACK },
+ { "bold", 4, WEIGHT_BOLD },
+ { "book", 4, WEIGHT_LIGHT },
+ { "demi", 4, WEIGHT_SEMIBOLD },
+ { "heavy", 5, WEIGHT_BLACK },
+ { "light", 5, WEIGHT_LIGHT },
+ { "medium", 6, WEIGHT_MEDIUM },
+ { "regular", 7, WEIGHT_NORMAL },
+ { "super", 5, WEIGHT_ULTRABOLD },
+ { "thin", 4, WEIGHT_THIN }
+ };
+
+ bool identifyType1Font( const char* i_pBuffer, sal_uInt32 i_nSize, Font& o_rResult )
+ {
+ // might be a type1, find eexec
+ const char* pStream = i_pBuffer;
+ const char* const pExec = "eexec";
+ const char* pExecPos = std::search( pStream, pStream+i_nSize, pExec, pExec+5 );
+ if( pExecPos != pStream+i_nSize)
+ {
+ // find /FamilyName entry
+ static const char* const pFam = "/FamilyName";
+ const char* pFamPos = std::search( pStream, pExecPos, pFam, pFam+11 );
+ if( pFamPos != pExecPos )
+ {
+ // extract the string value behind /FamilyName
+ const char* pOpen = pFamPos+11;
+ while( pOpen < pExecPos && *pOpen != '(' )
+ pOpen++;
+ const char* pClose = pOpen;
+ while( pClose < pExecPos && *pClose != ')' )
+ pClose++;
+ if( pClose - pOpen > 1 )
+ {
+ o_rResult.SetFamilyName( OStringToOUString( std::string_view( pOpen+1, pClose-pOpen-1 ), RTL_TEXTENCODING_ASCII_US ) );
+ }
+ }
+
+ // parse /ItalicAngle
+ static const char* const pItalic = "/ItalicAngle";
+ const char* pItalicPos = std::search( pStream, pExecPos, pItalic, pItalic+12 );
+ if( pItalicPos != pExecPos )
+ {
+ const char* pItalicEnd = pItalicPos + 12;
+ auto nItalic = rtl_str_toInt64_WithLength(pItalicEnd, 10, pExecPos - pItalicEnd);
+ o_rResult.SetItalic( (nItalic != 0) ? ITALIC_NORMAL : ITALIC_NONE );
+ }
+
+ // parse /Weight
+ static const char* const pWeight = "/Weight";
+ const char* pWeightPos = std::search( pStream, pExecPos, pWeight, pWeight+7 );
+ if( pWeightPos != pExecPos )
+ {
+ // extract the string value behind /Weight
+ const char* pOpen = pWeightPos+7;
+ while( pOpen < pExecPos && *pOpen != '(' )
+ pOpen++;
+ const char* pClose = pOpen;
+ while( pClose < pExecPos && *pClose != ')' )
+ pClose++;
+ if( pClose - pOpen > 1 )
+ {
+ WeightSearchEntry aEnt;
+ aEnt.string = pOpen+1;
+ aEnt.string_len = (pClose-pOpen)-1;
+ aEnt.weight = WEIGHT_NORMAL;
+ WeightSearchEntry const * pFound = std::lower_bound( std::begin(weight_table), std::end(weight_table), aEnt );
+ if( pFound != std::end(weight_table) &&
+ rtl_str_compareIgnoreAsciiCase_WithLength( pFound->string, pFound->string_len, aEnt.string, aEnt.string_len) == 0 )
+ o_rResult.SetWeight( pFound->weight );
+ }
+ }
+
+ // parse isFixedPitch
+ static const char* const pFixed = "/isFixedPitch";
+ const char* pFixedPos = std::search( pStream, pExecPos, pFixed, pFixed+13 );
+ if( pFixedPos != pExecPos )
+ {
+ // skip whitespace
+ while( pFixedPos < pExecPos-4 &&
+ ( *pFixedPos == ' ' ||
+ *pFixedPos == '\t' ||
+ *pFixedPos == '\r' ||
+ *pFixedPos == '\n' ) )
+ {
+ pFixedPos++;
+ }
+ // find "true" value
+ if( rtl_str_compareIgnoreAsciiCase_WithLength( pFixedPos, 4, "true", 4 ) == 0 )
+ o_rResult.SetPitch( PITCH_FIXED );
+ else
+ o_rResult.SetPitch( PITCH_VARIABLE );
+ }
+ }
+ return false;
+ }
+}
+
+Font Font::identifyFont( const void* i_pBuffer, sal_uInt32 i_nSize )
+{
+ Font aResult;
+ if( ! identifyTrueTypeFont( i_pBuffer, i_nSize, aResult ) )
+ {
+ const char* pStream = static_cast<const char*>(i_pBuffer);
+ if( pStream && i_nSize > 100 &&
+ *pStream == '%' && pStream[1] == '!' )
+ {
+ identifyType1Font( pStream, i_nSize, aResult );
+ }
+ }
+
+ return aResult;
+}
+
+// The inlines from the font.hxx header are now instantiated for pImpl-ification
+const Color& Font::GetColor() const { return mpImplFont->maColor; }
+const Color& Font::GetFillColor() const { return mpImplFont->maFillColor; }
+bool Font::IsTransparent() const { return mpImplFont->mbTransparent; }
+
+TextAlign Font::GetAlignment() const { return mpImplFont->GetAlignment(); }
+
+const OUString& Font::GetFamilyName() const { return mpImplFont->GetFamilyName(); }
+const OUString& Font::GetStyleName() const { return mpImplFont->maStyleName; }
+
+const Size& Font::GetFontSize() const { return mpImplFont->GetFontSize(); }
+void Font::SetFontHeight( tools::Long nHeight ) { SetFontSize( Size( std::as_const(mpImplFont)->GetFontSize().Width(), nHeight ) ); }
+tools::Long Font::GetFontHeight() const { return mpImplFont->GetFontSize().Height(); }
+void Font::SetAverageFontWidth( tools::Long nWidth ) { SetFontSize( Size( nWidth, std::as_const(mpImplFont)->GetFontSize().Height() ) ); }
+tools::Long Font::GetAverageFontWidth() const { return mpImplFont->GetFontSize().Width(); }
+
+rtl_TextEncoding Font::GetCharSet() const { return mpImplFont->GetCharSet(); }
+
+const LanguageTag& Font::GetLanguageTag() const { return mpImplFont->maLanguageTag; }
+const LanguageTag& Font::GetCJKContextLanguageTag() const { return mpImplFont->maCJKLanguageTag; }
+LanguageType Font::GetLanguage() const { return mpImplFont->maLanguageTag.getLanguageType( false); }
+LanguageType Font::GetCJKContextLanguage() const { return mpImplFont->maCJKLanguageTag.getLanguageType( false); }
+
+Degree10 Font::GetOrientation() const { return mpImplFont->mnOrientation; }
+bool Font::IsVertical() const { return mpImplFont->mbVertical; }
+FontKerning Font::GetKerning() const { return mpImplFont->meKerning; }
+
+FontPitch Font::GetPitch() { return mpImplFont->GetPitch(); }
+FontWeight Font::GetWeight() { return mpImplFont->GetWeight(); }
+FontWidth Font::GetWidthType() { return mpImplFont->GetWidthType(); }
+FontItalic Font::GetItalic() { return mpImplFont->GetItalic(); }
+FontFamily Font::GetFamilyType() { return mpImplFont->GetFamilyType(); }
+
+FontPitch Font::GetPitch() const { return mpImplFont->GetPitchNoAsk(); }
+FontWeight Font::GetWeight() const { return mpImplFont->GetWeightNoAsk(); }
+FontWidth Font::GetWidthType() const { return mpImplFont->GetWidthTypeNoAsk(); }
+FontItalic Font::GetItalic() const { return mpImplFont->GetItalicNoAsk(); }
+FontFamily Font::GetFamilyType() const { return mpImplFont->GetFamilyTypeNoAsk(); }
+
+int Font::GetQuality() const { return mpImplFont->GetQuality(); }
+void Font::SetQuality( int nQuality ) { mpImplFont->SetQuality( nQuality ); }
+void Font::IncreaseQualityBy( int nQualityAmount ) { mpImplFont->IncreaseQualityBy( nQualityAmount ); }
+void Font::DecreaseQualityBy( int nQualityAmount ) { mpImplFont->DecreaseQualityBy( nQualityAmount ); }
+
+bool Font::IsOutline() const { return mpImplFont->mbOutline; }
+bool Font::IsShadow() const { return mpImplFont->mbShadow; }
+FontRelief Font::GetRelief() const { return mpImplFont->meRelief; }
+FontLineStyle Font::GetUnderline() const { return mpImplFont->meUnderline; }
+FontLineStyle Font::GetOverline() const { return mpImplFont->meOverline; }
+FontStrikeout Font::GetStrikeout() const { return mpImplFont->meStrikeout; }
+FontEmphasisMark Font::GetEmphasisMark() const { return mpImplFont->meEmphasisMark; }
+bool Font::IsWordLineMode() const { return mpImplFont->mbWordLine; }
+bool Font::IsSameInstance( const vcl::Font& rFont ) const { return (mpImplFont == rFont.mpImplFont); }
+
+
+ImplFont::ImplFont() :
+ meWeight( WEIGHT_DONTKNOW ),
+ meFamily( FAMILY_DONTKNOW ),
+ mePitch( PITCH_DONTKNOW ),
+ meWidthType( WIDTH_DONTKNOW ),
+ meItalic( ITALIC_NONE ),
+ meAlign( ALIGN_TOP ),
+ meUnderline( LINESTYLE_NONE ),
+ meOverline( LINESTYLE_NONE ),
+ meStrikeout( STRIKEOUT_NONE ),
+ meRelief( FontRelief::NONE ),
+ meEmphasisMark( FontEmphasisMark::NONE ),
+ meKerning( FontKerning::FontSpecific ),
+ meCharSet( RTL_TEXTENCODING_DONTKNOW ),
+ maLanguageTag( LANGUAGE_DONTKNOW ),
+ maCJKLanguageTag( LANGUAGE_DONTKNOW ),
+ mbSymbolFlag( false ),
+ mbOutline( false ),
+ mbConfigLookup( false ),
+ mbShadow( false ),
+ mbVertical( false ),
+ mbTransparent( true ),
+ maColor( COL_TRANSPARENT ),
+ maFillColor( COL_TRANSPARENT ),
+ mbWordLine( false ),
+ mnOrientation( 0 ),
+ mnQuality( 0 ),
+ mnCalculatedAverageFontWidth( 0 )
+{}
+
+ImplFont::ImplFont( const ImplFont& rImplFont ) :
+ maFamilyName( rImplFont.maFamilyName ),
+ maStyleName( rImplFont.maStyleName ),
+ meWeight( rImplFont.meWeight ),
+ meFamily( rImplFont.meFamily ),
+ mePitch( rImplFont.mePitch ),
+ meWidthType( rImplFont.meWidthType ),
+ meItalic( rImplFont.meItalic ),
+ meAlign( rImplFont.meAlign ),
+ meUnderline( rImplFont.meUnderline ),
+ meOverline( rImplFont.meOverline ),
+ meStrikeout( rImplFont.meStrikeout ),
+ meRelief( rImplFont.meRelief ),
+ meEmphasisMark( rImplFont.meEmphasisMark ),
+ meKerning( rImplFont.meKerning ),
+ maAverageFontSize( rImplFont.maAverageFontSize ),
+ meCharSet( rImplFont.meCharSet ),
+ maLanguageTag( rImplFont.maLanguageTag ),
+ maCJKLanguageTag( rImplFont.maCJKLanguageTag ),
+ mbSymbolFlag( rImplFont.mbSymbolFlag ),
+ mbOutline( rImplFont.mbOutline ),
+ mbConfigLookup( rImplFont.mbConfigLookup ),
+ mbShadow( rImplFont.mbShadow ),
+ mbVertical( rImplFont.mbVertical ),
+ mbTransparent( rImplFont.mbTransparent ),
+ maColor( rImplFont.maColor ),
+ maFillColor( rImplFont.maFillColor ),
+ mbWordLine( rImplFont.mbWordLine ),
+ mnOrientation( rImplFont.mnOrientation ),
+ mnQuality( rImplFont.mnQuality ),
+ mnCalculatedAverageFontWidth( rImplFont.mnCalculatedAverageFontWidth )
+{}
+
+bool ImplFont::operator==( const ImplFont& rOther ) const
+{
+ if(!EqualIgnoreColor( rOther ))
+ return false;
+
+ if( (maColor != rOther.maColor)
+ || (maFillColor != rOther.maFillColor) )
+ return false;
+
+ return true;
+}
+
+bool ImplFont::EqualIgnoreColor( const ImplFont& rOther ) const
+{
+ // equality tests split up for easier debugging
+ if( (meWeight != rOther.meWeight)
+ || (meItalic != rOther.meItalic)
+ || (meFamily != rOther.meFamily)
+ || (mePitch != rOther.mePitch) )
+ return false;
+
+ if( (meCharSet != rOther.meCharSet)
+ || (maLanguageTag != rOther.maLanguageTag)
+ || (maCJKLanguageTag != rOther.maCJKLanguageTag)
+ || (meAlign != rOther.meAlign) )
+ return false;
+
+ if( (maAverageFontSize != rOther.maAverageFontSize)
+ || (mnOrientation != rOther.mnOrientation)
+ || (mbVertical != rOther.mbVertical) )
+ return false;
+
+ if( (maFamilyName != rOther.maFamilyName)
+ || (maStyleName != rOther.maStyleName) )
+ return false;
+
+ if( (meUnderline != rOther.meUnderline)
+ || (meOverline != rOther.meOverline)
+ || (meStrikeout != rOther.meStrikeout)
+ || (meRelief != rOther.meRelief)
+ || (meEmphasisMark != rOther.meEmphasisMark)
+ || (mbWordLine != rOther.mbWordLine)
+ || (mbOutline != rOther.mbOutline)
+ || (mbShadow != rOther.mbShadow)
+ || (meKerning != rOther.meKerning)
+ || (mbTransparent != rOther.mbTransparent) )
+ return false;
+
+ return true;
+}
+
+size_t ImplFont::GetHashValue() const
+{
+ size_t hash = GetHashValueIgnoreColor();
+ o3tl::hash_combine( hash, static_cast<sal_uInt32>( maColor ));
+ o3tl::hash_combine( hash, static_cast<sal_uInt32>( maFillColor ));
+ return hash;
+}
+
+size_t ImplFont::GetHashValueIgnoreColor() const
+{
+ size_t hash = 0;
+
+ o3tl::hash_combine( hash, meWeight );
+ o3tl::hash_combine( hash, meItalic );
+ o3tl::hash_combine( hash, meFamily );
+ o3tl::hash_combine( hash, mePitch );
+
+ o3tl::hash_combine( hash, meCharSet );
+ o3tl::hash_combine( hash, maLanguageTag.getLanguageType( false ).get());
+ o3tl::hash_combine( hash, maCJKLanguageTag.getLanguageType( false ).get());
+ o3tl::hash_combine( hash, meAlign );
+
+ o3tl::hash_combine( hash, maAverageFontSize.GetHashValue());
+ o3tl::hash_combine( hash, mnOrientation.get());
+ o3tl::hash_combine( hash, mbVertical );
+
+ o3tl::hash_combine( hash, maFamilyName );
+ o3tl::hash_combine( hash, maStyleName );
+
+ o3tl::hash_combine( hash, meUnderline );
+ o3tl::hash_combine( hash, meOverline );
+ o3tl::hash_combine( hash, meStrikeout );
+ o3tl::hash_combine( hash, meRelief );
+ o3tl::hash_combine( hash, meEmphasisMark );
+ o3tl::hash_combine( hash, mbWordLine );
+ o3tl::hash_combine( hash, mbOutline );
+ o3tl::hash_combine( hash, mbShadow );
+ o3tl::hash_combine( hash, meKerning );
+ o3tl::hash_combine( hash, mbTransparent );
+
+ return hash;
+}
+
+void ImplFont::AskConfig()
+{
+ if( mbConfigLookup )
+ return;
+
+ mbConfigLookup = true;
+
+ // prepare the FontSubst configuration lookup
+ const utl::FontSubstConfiguration& rFontSubst = utl::FontSubstConfiguration::get();
+
+ OUString aShortName;
+ OUString aFamilyName;
+ ImplFontAttrs nType = ImplFontAttrs::None;
+ FontWeight eWeight = WEIGHT_DONTKNOW;
+ FontWidth eWidthType = WIDTH_DONTKNOW;
+ OUString aMapName = GetEnglishSearchFontName( maFamilyName );
+
+ utl::FontSubstConfiguration::getMapName( aMapName,
+ aShortName, aFamilyName, eWeight, eWidthType, nType );
+
+ // lookup the font name in the configuration
+ const utl::FontNameAttr* pFontAttr = rFontSubst.getSubstInfo( aMapName );
+
+ // if the direct lookup failed try again with an alias name
+ if ( !pFontAttr && (aShortName != aMapName) )
+ pFontAttr = rFontSubst.getSubstInfo( aShortName );
+
+ if( pFontAttr )
+ {
+ // the font was found in the configuration
+ if( meFamily == FAMILY_DONTKNOW )
+ {
+ if ( pFontAttr->Type & ImplFontAttrs::Serif )
+ meFamily = FAMILY_ROMAN;
+ else if ( pFontAttr->Type & ImplFontAttrs::SansSerif )
+ meFamily = FAMILY_SWISS;
+ else if ( pFontAttr->Type & ImplFontAttrs::Typewriter )
+ meFamily = FAMILY_MODERN;
+ else if ( pFontAttr->Type & ImplFontAttrs::Italic )
+ meFamily = FAMILY_SCRIPT;
+ else if ( pFontAttr->Type & ImplFontAttrs::Decorative )
+ meFamily = FAMILY_DECORATIVE;
+ }
+
+ if( mePitch == PITCH_DONTKNOW )
+ {
+ if ( pFontAttr->Type & ImplFontAttrs::Fixed )
+ mePitch = PITCH_FIXED;
+ }
+ }
+
+ // if some attributes are still unknown then use the FontSubst magic
+ if( meFamily == FAMILY_DONTKNOW )
+ {
+ if( nType & ImplFontAttrs::Serif )
+ meFamily = FAMILY_ROMAN;
+ else if( nType & ImplFontAttrs::SansSerif )
+ meFamily = FAMILY_SWISS;
+ else if( nType & ImplFontAttrs::Typewriter )
+ meFamily = FAMILY_MODERN;
+ else if( nType & ImplFontAttrs::Italic )
+ meFamily = FAMILY_SCRIPT;
+ else if( nType & ImplFontAttrs::Decorative )
+ meFamily = FAMILY_DECORATIVE;
+ }
+
+ if( GetWeight() == WEIGHT_DONTKNOW )
+ SetWeight( eWeight );
+ if( meWidthType == WIDTH_DONTKNOW )
+ meWidthType = eWidthType;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/fontattributes.cxx b/vcl/source/font/fontattributes.cxx
new file mode 100644
index 000000000..20e8e1b65
--- /dev/null
+++ b/vcl/source/font/fontattributes.cxx
@@ -0,0 +1,62 @@
+/* -*- 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 <fontattributes.hxx>
+
+FontAttributes::FontAttributes()
+: meWeight( WEIGHT_DONTKNOW ),
+ meFamily( FAMILY_DONTKNOW ),
+ mePitch( PITCH_DONTKNOW ),
+ meWidthType ( WIDTH_DONTKNOW ),
+ meItalic ( ITALIC_NONE ),
+ meCharSet( RTL_TEXTENCODING_DONTKNOW ),
+ mbSymbolFlag( false ),
+ mnQuality( 0 )
+{}
+
+bool FontAttributes::CompareDeviceIndependentFontAttributes(const FontAttributes& rOther) const
+{
+ if (maFamilyName != rOther.maFamilyName)
+ return false;
+
+ if (maStyleName != rOther.maStyleName)
+ return false;
+
+ if (meWeight != rOther.meWeight)
+ return false;
+
+ if (meItalic != rOther.meItalic)
+ return false;
+
+ if (meFamily != rOther.meFamily)
+ return false;
+
+ if (mePitch != rOther.mePitch)
+ return false;
+
+ if (meWidthType != rOther.meWidthType)
+ return false;
+
+ if (mbSymbolFlag != rOther.mbSymbolFlag)
+ return false;
+
+ return true;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/fontcache.cxx b/vcl/source/font/fontcache.cxx
new file mode 100644
index 000000000..9a87d02bc
--- /dev/null
+++ b/vcl/source/font/fontcache.cxx
@@ -0,0 +1,279 @@
+/* -*- 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 <sal/config.h>
+
+#include <sal/log.hxx>
+
+#include <font/PhysicalFontCollection.hxx>
+#include <font/PhysicalFontFace.hxx>
+#include <font/PhysicalFontFamily.hxx>
+#include <fontinstance.hxx>
+#include <impfontcache.hxx>
+
+using namespace vcl::font;
+
+size_t ImplFontCache::IFSD_Hash::operator()( const vcl::font::FontSelectPattern& rFSD ) const
+{
+ return rFSD.hashCode();
+}
+
+bool ImplFontCache::IFSD_Equal::operator()(const vcl::font::FontSelectPattern& rA, const vcl::font::FontSelectPattern& rB) const
+{
+ // check normalized font family name
+ if( rA.maSearchName != rB.maSearchName )
+ return false;
+
+ // check font transformation
+ if( (rA.mnHeight != rB.mnHeight)
+ || (rA.mnWidth != rB.mnWidth)
+ || (rA.mnOrientation != rB.mnOrientation) )
+ return false;
+
+ // check mapping relevant attributes
+ if( (rA.mbVertical != rB.mbVertical)
+ || (rA.meLanguage != rB.meLanguage) )
+ return false;
+
+ // check font face attributes
+ if( (rA.GetWeight() != rB.GetWeight())
+ || (rA.GetItalic() != rB.GetItalic())
+// || (rA.meFamily != rB.meFamily) // TODO: remove this mostly obsolete member
+ || (rA.GetPitch() != rB.GetPitch()) )
+ return false;
+
+ // check style name
+ if( rA.GetStyleName() != rB.GetStyleName() )
+ return false;
+
+ // Symbol fonts may recode from one type to another So they are only
+ // safely equivalent for equal targets
+ if (rA.IsSymbolFont() || rB.IsSymbolFont())
+ {
+ if (rA.maTargetName != rB.maTargetName)
+ return false;
+ }
+
+ // check for features
+ if ((rA.maTargetName.indexOf(vcl::font::FontSelectPattern::FEAT_PREFIX)
+ != -1 ||
+ rB.maTargetName.indexOf(vcl::font::FontSelectPattern::FEAT_PREFIX)
+ != -1) && rA.maTargetName != rB.maTargetName)
+ return false;
+
+ if (rA.mbEmbolden != rB.mbEmbolden)
+ return false;
+
+ if (rA.maItalicMatrix != rB.maItalicMatrix)
+ return false;
+
+ return true;
+}
+
+ImplFontCache::ImplFontCache()
+ : mpLastHitCacheEntry( nullptr )
+ , maFontInstanceList(std::numeric_limits<size_t>::max()) // "unlimited", i.e. no cleanup
+ // The cache limit is set by the rough number of characters needed to read your average Asian newspaper.
+ , m_aBoundRectCache(3000)
+{}
+
+ImplFontCache::~ImplFontCache()
+{
+ for (const auto & rLFI : maFontInstanceList)
+ {
+ rLFI.second->mpFontCache = nullptr;
+ }
+}
+
+rtl::Reference<LogicalFontInstance> ImplFontCache::GetFontInstance( PhysicalFontCollection const * pFontList,
+ const vcl::Font& rFont, const Size& rSize, float fExactHeight, bool bNonAntialias )
+{
+ // initialize internal font request object
+ vcl::font::FontSelectPattern aFontSelData(rFont, rFont.GetFamilyName(), rSize, fExactHeight, bNonAntialias);
+ return GetFontInstance( pFontList, aFontSelData );
+}
+
+rtl::Reference<LogicalFontInstance> ImplFontCache::GetFontInstance( PhysicalFontCollection const * pFontList,
+ vcl::font::FontSelectPattern& aFontSelData )
+{
+ rtl::Reference<LogicalFontInstance> pFontInstance;
+ PhysicalFontFamily* pFontFamily = nullptr;
+
+ // check if a directly matching logical font instance is already cached,
+ // the most recently used font usually has a hit rate of >50%
+ if (mpLastHitCacheEntry && IFSD_Equal()(aFontSelData, mpLastHitCacheEntry->GetFontSelectPattern()))
+ pFontInstance = mpLastHitCacheEntry;
+ else
+ {
+ FontInstanceList::const_iterator it = maFontInstanceList.find( aFontSelData );
+ if( it != maFontInstanceList.end() )
+ pFontInstance = (*it).second;
+ }
+
+ if( !pFontInstance ) // no direct cache hit
+ {
+ // find the best matching logical font family and update font selector accordingly
+ pFontFamily = pFontList->FindFontFamily( aFontSelData );
+ SAL_WARN_IF( (pFontFamily == nullptr), "vcl", "ImplFontCache::Get() No logical font found!" );
+ if( pFontFamily )
+ {
+ aFontSelData.maSearchName = pFontFamily->GetSearchName();
+
+ // check if an indirectly matching logical font instance is already cached
+ FontInstanceList::const_iterator it = maFontInstanceList.find( aFontSelData );
+ if( it != maFontInstanceList.end() )
+ pFontInstance = (*it).second;
+ }
+ }
+
+ if( !pFontInstance && pFontFamily) // still no cache hit => create a new font instance
+ {
+ vcl::font::PhysicalFontFace* pFontData = pFontFamily->FindBestFontFace(aFontSelData);
+
+ // create a new logical font instance from this physical font face
+ pFontInstance = pFontData->CreateFontInstance( aFontSelData );
+ pFontInstance->mpFontCache = this;
+
+ // if we're substituting from or to a symbol font we may need a symbol
+ // conversion table
+ if( pFontData->IsSymbolFont() || aFontSelData.IsSymbolFont() )
+ {
+ if( aFontSelData.maTargetName != aFontSelData.maSearchName )
+ pFontInstance->mpConversion = ConvertChar::GetRecodeData( aFontSelData.maTargetName, aFontSelData.maSearchName );
+ }
+
+#ifdef MACOSX
+ //It might be better to dig out the font version of the target font
+ //to see if it's a modern re-coded apple symbol font in case that
+ //font shows up on a different platform
+ if (!pFontInstance->mpConversion &&
+ aFontSelData.maTargetName.equalsIgnoreAsciiCase("symbol") &&
+ aFontSelData.maSearchName.equalsIgnoreAsciiCase("symbol"))
+ {
+ pFontInstance->mpConversion = ConvertChar::GetRecodeData( u"Symbol", u"AppleSymbol" );
+ }
+#endif
+
+ static const size_t FONTCACHE_MAX = getenv("LO_TESTNAME") ? 1 : 50;
+
+ if (maFontInstanceList.size() >= FONTCACHE_MAX)
+ {
+ struct limit_exception : public std::exception {};
+ try
+ {
+ maFontInstanceList.remove_if([this] (FontInstanceList::key_value_pair_t const& rFontPair)
+ {
+ if (maFontInstanceList.size() < FONTCACHE_MAX)
+ throw limit_exception();
+ LogicalFontInstance* pFontEntry = rFontPair.second.get();
+ if (pFontEntry->m_nCount > 1)
+ return false;
+ m_aBoundRectCache.remove_if([&pFontEntry] (GlyphBoundRectCache::key_value_pair_t const& rGlyphPair)
+ { return rGlyphPair.first.m_pFont == pFontEntry; });
+ if (mpLastHitCacheEntry == pFontEntry)
+ mpLastHitCacheEntry = nullptr;
+ return true;
+ });
+ }
+ catch (limit_exception&) {}
+ }
+
+ assert(pFontInstance);
+ // add the new entry to the cache
+ maFontInstanceList.insert({aFontSelData, pFontInstance.get()});
+ }
+
+ mpLastHitCacheEntry = pFontInstance.get();
+ return pFontInstance;
+}
+
+rtl::Reference<LogicalFontInstance> ImplFontCache::GetGlyphFallbackFont( PhysicalFontCollection const * pFontCollection,
+ vcl::font::FontSelectPattern& rFontSelData, LogicalFontInstance* pFontInstance, int nFallbackLevel, OUString& rMissingCodes )
+{
+ // get a candidate font for glyph fallback
+ // unless the previously selected font got a device specific substitution
+ // e.g. PsPrint Arial->Helvetica for udiaeresis when Helvetica doesn't support it
+ if( nFallbackLevel >= 1)
+ {
+ PhysicalFontFamily* pFallbackData = nullptr;
+
+ //fdo#33898 If someone has EUDC installed then they really want that to
+ //be used as the first-choice glyph fallback seeing as it's filled with
+ //private area codes with don't make any sense in any other font so
+ //prioritize it here if it's available. Ideally we would remove from
+ //rMissingCodes all the glyphs which it is able to resolve as an
+ //optimization, but that's tricky to achieve cross-platform without
+ //sufficient heavy-weight code that's likely to undo the value of the
+ //optimization
+ if (nFallbackLevel == 1)
+ pFallbackData = pFontCollection->FindFontFamily(u"EUDC");
+ if (!pFallbackData)
+ pFallbackData = pFontCollection->GetGlyphFallbackFont(rFontSelData, pFontInstance, rMissingCodes, nFallbackLevel-1);
+ // escape when there are no font candidates
+ if( !pFallbackData )
+ return nullptr;
+ // override the font name
+ rFontSelData.SetFamilyName( pFallbackData->GetFamilyName() );
+ // clear the cached normalized name
+ rFontSelData.maSearchName.clear();
+ }
+
+ rtl::Reference<LogicalFontInstance> pFallbackFont = GetFontInstance( pFontCollection, rFontSelData );
+ return pFallbackFont;
+}
+
+void ImplFontCache::Invalidate()
+{
+ // #112304# make sure the font cache is really clean
+ mpLastHitCacheEntry = nullptr;
+ for (auto const & pair : maFontInstanceList)
+ pair.second->mpFontCache = nullptr;
+ maFontInstanceList.clear();
+ m_aBoundRectCache.clear();
+}
+
+bool ImplFontCache::GetCachedGlyphBoundRect(const LogicalFontInstance *pFont, sal_GlyphId nID, tools::Rectangle &rRect)
+{
+ if (!pFont->GetFontCache())
+ return false;
+ assert(pFont->GetFontCache() == this);
+ if (pFont->GetFontCache() != this)
+ return false;
+
+ auto it = m_aBoundRectCache.find({pFont, nID});
+ if (it != m_aBoundRectCache.end())
+ {
+ rRect = it->second;
+ return true;
+ }
+ return false;
+}
+
+void ImplFontCache::CacheGlyphBoundRect(const LogicalFontInstance *pFont, sal_GlyphId nID, tools::Rectangle &rRect)
+{
+ if (!pFont->GetFontCache())
+ return;
+ assert(pFont->GetFontCache() == this);
+ if (pFont->GetFontCache() != this)
+ return;
+
+ m_aBoundRectCache.insert({{pFont, nID}, rRect});
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/fontcharmap.cxx b/vcl/source/font/fontcharmap.cxx
new file mode 100644
index 000000000..7ca3e56a2
--- /dev/null
+++ b/vcl/source/font/fontcharmap.cxx
@@ -0,0 +1,639 @@
+/*
+ * 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 <vcl/fontcharmap.hxx>
+#include <impfontcharmap.hxx>
+#include <rtl/textcvt.h>
+#include <rtl/textenc.h>
+#include <sal/log.hxx>
+
+#include <algorithm>
+#include <vector>
+#include <o3tl/sorted_vector.hxx>
+
+CmapResult::CmapResult( bool bSymbolic,
+ const sal_UCS4* pRangeCodes, int nRangeCount )
+: mpRangeCodes( pRangeCodes)
+, mpStartGlyphs( nullptr)
+, mpGlyphIds( nullptr)
+, mnRangeCount( nRangeCount)
+, mbSymbolic( bSymbolic)
+, mbRecoded( false)
+{}
+
+static ImplFontCharMapRef g_pDefaultImplFontCharMap;
+const sal_UCS4 aDefaultUnicodeRanges[] = {0x0020,0xD800, 0xE000,0xFFF0};
+const sal_UCS4 aDefaultSymbolRanges[] = {0x0020,0x0100, 0xF020,0xF100};
+
+ImplFontCharMap::~ImplFontCharMap()
+{
+ if( !isDefaultMap() )
+ {
+ delete[] mpRangeCodes;
+ delete[] mpStartGlyphs;
+ delete[] mpGlyphIds;
+ }
+}
+
+ImplFontCharMap::ImplFontCharMap( const CmapResult& rCR )
+: mpRangeCodes( rCR.mpRangeCodes )
+, mpStartGlyphs( rCR.mpStartGlyphs )
+, mpGlyphIds( rCR.mpGlyphIds )
+, mnRangeCount( rCR.mnRangeCount )
+, mnCharCount( 0 )
+ , m_bSymbolic(rCR.mbSymbolic)
+{
+ const sal_UCS4* pRangePtr = mpRangeCodes;
+ for( int i = mnRangeCount; --i >= 0; pRangePtr += 2 )
+ {
+ sal_UCS4 cFirst = pRangePtr[0];
+ sal_UCS4 cLast = pRangePtr[1];
+ mnCharCount += cLast - cFirst;
+ }
+}
+
+ImplFontCharMapRef const & ImplFontCharMap::getDefaultMap( bool bSymbols )
+{
+ const sal_UCS4* pRangeCodes = aDefaultUnicodeRanges;
+ int nCodesCount = std::size(aDefaultUnicodeRanges);
+ if( bSymbols )
+ {
+ pRangeCodes = aDefaultSymbolRanges;
+ nCodesCount = std::size(aDefaultSymbolRanges);
+ }
+
+ CmapResult aDefaultCR( bSymbols, pRangeCodes, nCodesCount/2 );
+ g_pDefaultImplFontCharMap = ImplFontCharMapRef(new ImplFontCharMap(aDefaultCR));
+
+ return g_pDefaultImplFontCharMap;
+}
+
+bool ImplFontCharMap::isDefaultMap() const
+{
+ const bool bIsDefault = (mpRangeCodes == aDefaultUnicodeRanges) || (mpRangeCodes == aDefaultSymbolRanges);
+ return bIsDefault;
+}
+
+static unsigned GetUInt( const unsigned char* p ) { return((p[0]<<24)+(p[1]<<16)+(p[2]<<8)+p[3]);}
+static unsigned GetUShort( const unsigned char* p ){ return((p[0]<<8) | p[1]);}
+static int GetSShort( const unsigned char* p ){ return static_cast<sal_Int16>((p[0]<<8)|p[1]);}
+
+// TODO: move CMAP parsing directly into the ImplFontCharMap class
+bool ParseCMAP( const unsigned char* pCmap, int nLength, CmapResult& rResult )
+{
+ rResult.mpRangeCodes = nullptr;
+ rResult.mpStartGlyphs= nullptr;
+ rResult.mpGlyphIds = nullptr;
+ rResult.mnRangeCount = 0;
+ rResult.mbRecoded = false;
+ rResult.mbSymbolic = false;
+
+ // parse the table header and check for validity
+ if( !pCmap || (nLength < 24) )
+ return false;
+
+ if( GetUShort( pCmap ) != 0x0000 ) // simple check for CMAP corruption
+ return false;
+
+ int nSubTables = GetUShort( pCmap + 2 );
+ if( (nSubTables <= 0) || (nSubTables > (nLength - 24) / 8) )
+ return false;
+
+ const unsigned char* pEndValidArea = pCmap + nLength;
+
+ // find the most interesting subtable in the CMAP
+ rtl_TextEncoding eRecodeFrom = RTL_TEXTENCODING_UNICODE;
+ int nOffset = 0;
+ int nFormat = -1;
+ int nBestVal = 0;
+ for( const unsigned char* p = pCmap + 4; --nSubTables >= 0; p += 8 )
+ {
+ int nPlatform = GetUShort( p );
+ int nEncoding = GetUShort( p+2 );
+ int nPlatformEncoding = (nPlatform << 8) + nEncoding;
+
+ int nValue;
+ rtl_TextEncoding eTmpEncoding = RTL_TEXTENCODING_UNICODE;
+ switch( nPlatformEncoding )
+ {
+ case 0x000: nValue = 20; break; // Unicode 1.0
+ case 0x001: nValue = 21; break; // Unicode 1.1
+ case 0x002: nValue = 22; break; // iso10646_1993
+ case 0x003: nValue = 23; break; // UCS-2
+ case 0x004: nValue = 24; break; // UCS-4
+ case 0x100: nValue = 22; break; // Mac Unicode<2.0
+ case 0x103: nValue = 23; break; // Mac Unicode>2.0
+ case 0x300: nValue = 5; rResult.mbSymbolic = true; break; // Win Symbol
+ case 0x301: nValue = 28; break; // Win UCS-2
+ case 0x30A: nValue = 29; break; // Win-UCS-4
+ case 0x302: nValue = 11; eTmpEncoding = RTL_TEXTENCODING_SHIFT_JIS; break;
+ case 0x303: nValue = 12; eTmpEncoding = RTL_TEXTENCODING_GB_18030; break;
+ case 0x304: nValue = 11; eTmpEncoding = RTL_TEXTENCODING_BIG5; break;
+ case 0x305: nValue = 11; eTmpEncoding = RTL_TEXTENCODING_MS_949; break;
+ case 0x306: nValue = 11; eTmpEncoding = RTL_TEXTENCODING_MS_1361; break;
+ default: nValue = 0; break;
+ }
+
+ if( nValue <= 0 ) // ignore unknown encodings
+ continue;
+
+ int nTmpOffset = GetUInt( p+4 );
+
+ if (nTmpOffset > nLength - 2 || nTmpOffset < 0)
+ continue;
+
+ int nTmpFormat = GetUShort( pCmap + nTmpOffset );
+ if( nTmpFormat == 12 ) // 32bit code -> glyph map format
+ nValue += 3;
+ else if( nTmpFormat != 4 ) // 16bit code -> glyph map format
+ continue; // ignore other formats
+
+ if( nBestVal < nValue )
+ {
+ nBestVal = nValue;
+ nOffset = nTmpOffset;
+ nFormat = nTmpFormat;
+ eRecodeFrom = eTmpEncoding;
+ }
+ }
+
+ // parse the best CMAP subtable
+ int nRangeCount = 0;
+ sal_UCS4* pCodePairs = nullptr;
+ int* pStartGlyphs = nullptr;
+
+ std::vector<sal_uInt16> aGlyphIdArray;
+ aGlyphIdArray.reserve( 0x1000 );
+ aGlyphIdArray.push_back( 0 );
+
+ // format 4, the most common 16bit char mapping table
+ if( (nFormat == 4) && ((nOffset+16) < nLength) )
+ {
+ int nSegCountX2 = GetUShort( pCmap + nOffset + 6 );
+ nRangeCount = nSegCountX2/2 - 1;
+ if (nRangeCount < 0)
+ {
+ SAL_WARN("vcl.gdi", "negative RangeCount");
+ nRangeCount = 0;
+ }
+
+ const unsigned char* pLimitBase = pCmap + nOffset + 14;
+ const unsigned char* pBeginBase = pLimitBase + nSegCountX2 + 2;
+ const unsigned char* pDeltaBase = pBeginBase + nSegCountX2;
+ const unsigned char* pOffsetBase = pDeltaBase + nSegCountX2;
+
+ const int nOffsetBaseStart = pOffsetBase - pCmap;
+ const int nRemainingLen = nLength - nOffsetBaseStart;
+ const int nMaxPossibleRangeOffsets = nRemainingLen / 2;
+ if (nRangeCount > nMaxPossibleRangeOffsets)
+ {
+ SAL_WARN("vcl.gdi", "more range offsets requested then space available");
+ nRangeCount = std::max(0, nMaxPossibleRangeOffsets);
+ }
+
+ pCodePairs = new sal_UCS4[ nRangeCount * 2 ];
+ pStartGlyphs = new int[ nRangeCount ];
+
+ sal_UCS4* pCP = pCodePairs;
+ for( int i = 0; i < nRangeCount; ++i )
+ {
+ const sal_UCS4 cMinChar = GetUShort( pBeginBase + 2*i );
+ const sal_UCS4 cMaxChar = GetUShort( pLimitBase + 2*i );
+ const int nGlyphDelta = GetSShort( pDeltaBase + 2*i );
+ const int nRangeOffset = GetUShort( pOffsetBase + 2*i );
+ if( cMinChar > cMaxChar ) { // no sane font should trigger this
+ SAL_WARN("vcl.gdi", "Min char should never be more than the max char!");
+ break;
+ }
+ if( cMaxChar == 0xFFFF ) {
+ SAL_WARN("vcl.gdi", "Format 4 char should not be 0xFFFF");
+ break;
+ }
+ if( !nRangeOffset ) {
+ // glyphid can be calculated directly
+ pStartGlyphs[i] = (cMinChar + nGlyphDelta) & 0xFFFF;
+ } else {
+ // update the glyphid-array with the glyphs in this range
+ pStartGlyphs[i] = -static_cast<int>(aGlyphIdArray.size());
+ const unsigned char* pGlyphIdPtr = pOffsetBase + 2*i + nRangeOffset;
+ const size_t nRemainingSize = pEndValidArea >= pGlyphIdPtr ? pEndValidArea - pGlyphIdPtr : 0;
+ const size_t nMaxPossibleRecords = nRemainingSize/2;
+ if (nMaxPossibleRecords == 0) { // no sane font should trigger this
+ SAL_WARN("vcl.gdi", "More indexes claimed that space available in font!");
+ break;
+ }
+ const size_t nMaxLegalChar = cMinChar + nMaxPossibleRecords-1;
+ if (cMaxChar > nMaxLegalChar) { // no sane font should trigger this
+ SAL_WARN("vcl.gdi", "More indexes claimed that space available in font!");
+ break;
+ }
+ for( sal_UCS4 c = cMinChar; c <= cMaxChar; ++c, pGlyphIdPtr+=2 ) {
+ const int nGlyphIndex = GetUShort( pGlyphIdPtr ) + nGlyphDelta;
+ aGlyphIdArray.push_back( static_cast<sal_uInt16>(nGlyphIndex) );
+ }
+ }
+ *(pCP++) = cMinChar;
+ *(pCP++) = cMaxChar + 1;
+ }
+ nRangeCount = (pCP - pCodePairs) / 2;
+ }
+ // format 12, the most common 32bit char mapping table
+ else if( (nFormat == 12) && ((nOffset+16) < nLength) )
+ {
+ nRangeCount = GetUInt( pCmap + nOffset + 12 );
+ if (nRangeCount < 0)
+ {
+ SAL_WARN("vcl.gdi", "negative RangeCount");
+ nRangeCount = 0;
+ }
+
+ const int nGroupOffset = nOffset + 16;
+ const int nRemainingLen = nLength - nGroupOffset;
+ const int nMaxPossiblePairs = nRemainingLen / 12;
+ if (nRangeCount > nMaxPossiblePairs)
+ {
+ SAL_WARN("vcl.gdi", "more code pairs requested then space available");
+ nRangeCount = std::max(0, nMaxPossiblePairs);
+ }
+
+ pCodePairs = new sal_UCS4[ nRangeCount * 2 ];
+ pStartGlyphs = new int[ nRangeCount ];
+
+ const unsigned char* pGroup = pCmap + nGroupOffset;
+ sal_UCS4* pCP = pCodePairs;
+ for( int i = 0; i < nRangeCount; ++i )
+ {
+ sal_UCS4 cMinChar = GetUInt( pGroup + 0 );
+ sal_UCS4 cMaxChar = GetUInt( pGroup + 4 );
+ int nGlyphId = GetUInt( pGroup + 8 );
+ pGroup += 12;
+
+ if( cMinChar > cMaxChar ) { // no sane font should trigger this
+ SAL_WARN("vcl.gdi", "Min char should never be more than the max char!");
+ break;
+ }
+
+ *(pCP++) = cMinChar;
+ *(pCP++) = cMaxChar + 1;
+ pStartGlyphs[i] = nGlyphId;
+ }
+ nRangeCount = (pCP - pCodePairs) / 2;
+ }
+
+ // check if any subtable resulted in something usable
+ if( nRangeCount <= 0 )
+ {
+ delete[] pCodePairs;
+ delete[] pStartGlyphs;
+
+ // even when no CMAP is available we know it for symbol fonts
+ if( rResult.mbSymbolic )
+ {
+ pCodePairs = new sal_UCS4[4];
+ pCodePairs[0] = 0x0020; // aliased symbols
+ pCodePairs[1] = 0x0100;
+ pCodePairs[2] = 0xF020; // original symbols
+ pCodePairs[3] = 0xF100;
+ rResult.mpRangeCodes = pCodePairs;
+ rResult.mnRangeCount = 2;
+ return true;
+ }
+
+ return false;
+ }
+
+ // recode the code ranges to their unicode encoded ranges if needed
+ rtl_TextToUnicodeConverter aConverter = nullptr;
+ rtl_UnicodeToTextContext aCvtContext = nullptr;
+
+ rResult.mbRecoded = ( eRecodeFrom != RTL_TEXTENCODING_UNICODE );
+ if( rResult.mbRecoded )
+ {
+ aConverter = rtl_createTextToUnicodeConverter( eRecodeFrom );
+ aCvtContext = rtl_createTextToUnicodeContext( aConverter );
+ }
+
+ if( aConverter && aCvtContext )
+ {
+ // determine the set of supported code points from encoded ranges
+ o3tl::sorted_vector<sal_UCS4> aSupportedCodePoints;
+ aSupportedCodePoints.reserve(256);
+
+ static const int NINSIZE = 64;
+ static const int NOUTSIZE = 64;
+ std::vector<char> cCharsInp;
+ cCharsInp.reserve(NINSIZE);
+ sal_Unicode cCharsOut[ NOUTSIZE ];
+ sal_UCS4* pCP = pCodePairs;
+ for( int i = 0; i < nRangeCount; ++i )
+ {
+ sal_UCS4 cMin = *(pCP++);
+ sal_UCS4 cEnd = *(pCP++);
+ // ofz#25868 the conversion only makes sense with
+ // input codepoints in 0..SAL_MAX_UINT16 range
+ while (cMin < cEnd && cMin <= SAL_MAX_UINT16)
+ {
+ for (int j = 0; (cMin < cEnd) && (j < NINSIZE); ++cMin, ++j)
+ {
+ if( cMin >= 0x0100 )
+ cCharsInp.push_back(static_cast<char>(cMin >> 8));
+ if( (cMin >= 0x0100) || (cMin < 0x00A0) )
+ cCharsInp.push_back(static_cast<char>(cMin));
+ }
+
+ sal_uInt32 nCvtInfo;
+ sal_Size nSrcCvtBytes;
+ int nOutLen = rtl_convertTextToUnicode(
+ aConverter, aCvtContext,
+ cCharsInp.data(), cCharsInp.size(), cCharsOut, NOUTSIZE,
+ RTL_TEXTTOUNICODE_FLAGS_INVALID_IGNORE
+ | RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_IGNORE,
+ &nCvtInfo, &nSrcCvtBytes );
+
+ cCharsInp.clear();
+
+ for (int j = 0; j < nOutLen; ++j)
+ aSupportedCodePoints.insert( cCharsOut[j] );
+ }
+ }
+
+ rtl_destroyTextToUnicodeConverter( aCvtContext );
+ rtl_destroyTextToUnicodeConverter( aConverter );
+
+ // convert the set of supported code points to ranges
+ std::vector<sal_UCS4> aSupportedRanges;
+
+ for (auto const& supportedPoint : aSupportedCodePoints)
+ {
+ if( aSupportedRanges.empty()
+ || (aSupportedRanges.back() != supportedPoint) )
+ {
+ // add new range beginning with current unicode
+ aSupportedRanges.push_back(supportedPoint);
+ aSupportedRanges.push_back( 0 );
+ }
+
+ // extend existing range to include current unicode
+ aSupportedRanges.back() = supportedPoint + 1;
+ }
+
+ // glyph mapping for non-unicode fonts not implemented
+ delete[] pStartGlyphs;
+ pStartGlyphs = nullptr;
+ aGlyphIdArray.clear();
+
+ // make a pCodePairs array using the vector from above
+ delete[] pCodePairs;
+ nRangeCount = aSupportedRanges.size() / 2;
+ if( nRangeCount <= 0 )
+ return false;
+ pCodePairs = new sal_UCS4[ nRangeCount * 2 ];
+ pCP = pCodePairs;
+ for (auto const& supportedRange : aSupportedRanges)
+ *(pCP++) = supportedRange;
+ }
+
+ // prepare the glyphid-array if needed
+ // TODO: merge ranges if they are close enough?
+ sal_uInt16* pGlyphIds = nullptr;
+ if( !aGlyphIdArray.empty())
+ {
+ pGlyphIds = new sal_uInt16[ aGlyphIdArray.size() ];
+ sal_uInt16* pOut = pGlyphIds;
+ for (auto const& glyphId : aGlyphIdArray)
+ *(pOut++) = glyphId;
+ }
+
+ // update the result struct
+ rResult.mpRangeCodes = pCodePairs;
+ rResult.mpStartGlyphs = pStartGlyphs;
+ rResult.mnRangeCount = nRangeCount;
+ rResult.mpGlyphIds = pGlyphIds;
+ return true;
+}
+
+FontCharMap::FontCharMap()
+ : mpImplFontCharMap( ImplFontCharMap::getDefaultMap() )
+{
+}
+
+FontCharMap::FontCharMap( ImplFontCharMapRef const & pIFCMap )
+ : mpImplFontCharMap( pIFCMap )
+{
+}
+
+FontCharMap::FontCharMap( const CmapResult& rCR )
+ : mpImplFontCharMap(new ImplFontCharMap(rCR))
+{
+}
+
+FontCharMap::~FontCharMap()
+{
+ mpImplFontCharMap = nullptr;
+}
+
+FontCharMapRef FontCharMap::GetDefaultMap( bool bSymbol )
+{
+ FontCharMapRef xFontCharMap( new FontCharMap( ImplFontCharMap::getDefaultMap( bSymbol ) ) );
+ return xFontCharMap;
+}
+
+bool FontCharMap::IsDefaultMap() const
+{
+ return mpImplFontCharMap->isDefaultMap();
+}
+
+bool FontCharMap::isSymbolic() const { return mpImplFontCharMap->m_bSymbolic; }
+
+int FontCharMap::GetCharCount() const
+{
+ return mpImplFontCharMap->mnCharCount;
+}
+
+int FontCharMap::CountCharsInRange( sal_UCS4 cMin, sal_UCS4 cMax ) const
+{
+ int nCount = 0;
+
+ // find and adjust range and char count for cMin
+ int nRangeMin = findRangeIndex( cMin );
+ if( nRangeMin & 1 )
+ ++nRangeMin;
+ else if( cMin > mpImplFontCharMap->mpRangeCodes[ nRangeMin ] )
+ nCount -= cMin - mpImplFontCharMap->mpRangeCodes[ nRangeMin ];
+
+ // find and adjust range and char count for cMax
+ int nRangeMax = findRangeIndex( cMax );
+ if( nRangeMax & 1 )
+ --nRangeMax;
+ else
+ nCount -= mpImplFontCharMap->mpRangeCodes[ nRangeMax+1 ] - cMax - 1;
+
+ // count chars in complete ranges between cMin and cMax
+ for( int i = nRangeMin; i <= nRangeMax; i+=2 )
+ nCount += mpImplFontCharMap->mpRangeCodes[i+1] - mpImplFontCharMap->mpRangeCodes[i];
+
+ return nCount;
+}
+
+bool FontCharMap::HasChar( sal_UCS4 cChar ) const
+{
+ bool bHasChar = false;
+
+ if( mpImplFontCharMap->mpStartGlyphs == nullptr ) { // only the char-ranges are known
+ const int nRange = findRangeIndex( cChar );
+ if( nRange==0 && cChar < mpImplFontCharMap->mpRangeCodes[0] )
+ return false;
+ bHasChar = ((nRange & 1) == 0); // inside a range
+ } else { // glyph mapping is available
+ const int nGlyphIndex = GetGlyphIndex( cChar );
+ bHasChar = (nGlyphIndex != 0); // not the notdef-glyph
+ }
+
+ return bHasChar;
+}
+
+sal_UCS4 FontCharMap::GetFirstChar() const
+{
+ return mpImplFontCharMap->mpRangeCodes[0];
+}
+
+sal_UCS4 FontCharMap::GetLastChar() const
+{
+ return (mpImplFontCharMap->mpRangeCodes[ 2*mpImplFontCharMap->mnRangeCount-1 ] - 1);
+}
+
+sal_UCS4 FontCharMap::GetNextChar( sal_UCS4 cChar ) const
+{
+ if( cChar < GetFirstChar() )
+ return GetFirstChar();
+ if( cChar >= GetLastChar() )
+ return GetLastChar();
+
+ int nRange = findRangeIndex( cChar + 1 );
+ if( nRange & 1 ) // outside of range?
+ return mpImplFontCharMap->mpRangeCodes[ nRange + 1 ]; // => first in next range
+ return (cChar + 1);
+}
+
+sal_UCS4 FontCharMap::GetPrevChar( sal_UCS4 cChar ) const
+{
+ if( cChar <= GetFirstChar() )
+ return GetFirstChar();
+ if( cChar > GetLastChar() )
+ return GetLastChar();
+
+ int nRange = findRangeIndex( cChar - 1 );
+ if( nRange & 1 ) // outside a range?
+ return (mpImplFontCharMap->mpRangeCodes[ nRange ] - 1); // => last in prev range
+ return (cChar - 1);
+}
+
+int FontCharMap::GetIndexFromChar( sal_UCS4 cChar ) const
+{
+ // TODO: improve linear walk?
+ int nCharIndex = 0;
+ const sal_UCS4* pRange = &mpImplFontCharMap->mpRangeCodes[0];
+ for( int i = 0; i < mpImplFontCharMap->mnRangeCount; ++i )
+ {
+ sal_UCS4 cFirst = *(pRange++);
+ sal_UCS4 cLast = *(pRange++);
+ if( cChar >= cLast )
+ nCharIndex += cLast - cFirst;
+ else if( cChar >= cFirst )
+ return nCharIndex + (cChar - cFirst);
+ else
+ break;
+ }
+
+ return -1;
+}
+
+sal_UCS4 FontCharMap::GetCharFromIndex( int nIndex ) const
+{
+ // TODO: improve linear walk?
+ const sal_UCS4* pRange = &mpImplFontCharMap->mpRangeCodes[0];
+ for( int i = 0; i < mpImplFontCharMap->mnRangeCount; ++i )
+ {
+ sal_UCS4 cFirst = *(pRange++);
+ sal_UCS4 cLast = *(pRange++);
+ nIndex -= cLast - cFirst;
+ if( nIndex < 0 )
+ return (cLast + nIndex);
+ }
+
+ // we can only get here with an out-of-bounds charindex
+ return mpImplFontCharMap->mpRangeCodes[0];
+}
+
+int FontCharMap::findRangeIndex( sal_UCS4 cChar ) const
+{
+ int nLower = 0;
+ int nMid = mpImplFontCharMap->mnRangeCount;
+ int nUpper = 2 * mpImplFontCharMap->mnRangeCount - 1;
+ while( nLower < nUpper )
+ {
+ if( cChar >= mpImplFontCharMap->mpRangeCodes[ nMid ] )
+ nLower = nMid;
+ else
+ nUpper = nMid - 1;
+ nMid = (nLower + nUpper + 1) / 2;
+ }
+
+ return nMid;
+}
+
+int FontCharMap::GetGlyphIndex( sal_UCS4 cChar ) const
+{
+ // return -1 if the object doesn't know the glyph ids
+ if( !mpImplFontCharMap->mpStartGlyphs )
+ return -1;
+
+ // return 0 if the unicode doesn't have a matching glyph
+ int nRange = findRangeIndex( cChar );
+ // check that we are inside any range
+ if( (nRange == 0) && (cChar < mpImplFontCharMap->mpRangeCodes[0]) ) {
+ // symbol aliasing gives symbol fonts a second chance
+ const bool bSymbolic = cChar <= 0xFF && (mpImplFontCharMap->mpRangeCodes[0]>=0xF000) &&
+ (mpImplFontCharMap->mpRangeCodes[1]<=0xF0FF);
+ if( !bSymbolic )
+ return 0;
+ // check for symbol aliasing (U+F0xx -> U+00xx)
+ cChar |= 0xF000;
+ nRange = findRangeIndex( cChar );
+ if( (nRange == 0) && (cChar < mpImplFontCharMap->mpRangeCodes[0]) ) {
+ return 0;
+ }
+ }
+ // check that we are inside a range
+ if( (nRange & 1) != 0 )
+ return 0;
+
+ // get glyph index directly or indirectly
+ int nGlyphIndex = cChar - mpImplFontCharMap->mpRangeCodes[ nRange ];
+ const int nStartIndex = mpImplFontCharMap->mpStartGlyphs[ nRange/2 ];
+ if( nStartIndex >= 0 ) {
+ // the glyph index can be calculated
+ nGlyphIndex += nStartIndex;
+ } else {
+ // the glyphid array has the glyph index
+ nGlyphIndex = mpImplFontCharMap->mpGlyphIds[ nGlyphIndex - nStartIndex];
+ }
+
+ return nGlyphIndex;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/fontinstance.cxx b/vcl/source/font/fontinstance.cxx
new file mode 100644
index 000000000..0907d657a
--- /dev/null
+++ b/vcl/source/font/fontinstance.cxx
@@ -0,0 +1,192 @@
+/* -*- 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 <sal/config.h>
+
+#include <hb-ot.h>
+#include <hb-graphite2.h>
+
+#include <font/PhysicalFontFace.hxx>
+#include <fontinstance.hxx>
+#include <impfontcache.hxx>
+
+LogicalFontInstance::LogicalFontInstance(const vcl::font::PhysicalFontFace& rFontFace, const vcl::font::FontSelectPattern& rFontSelData )
+ : mxFontMetric( new ImplFontMetricData( rFontSelData ))
+ , mpConversion( nullptr )
+ , mnLineHeight( 0 )
+ , mnOwnOrientation( 0 )
+ , mnOrientation( 0 )
+ , mbInit( false )
+ , mpFontCache( nullptr )
+ , m_aFontSelData(rFontSelData)
+ , m_pHbFont(nullptr)
+ , m_nAveWidthFactor(1.0f)
+ , m_pFontFace(&const_cast<vcl::font::PhysicalFontFace&>(rFontFace))
+{
+}
+
+LogicalFontInstance::~LogicalFontInstance()
+{
+ maUnicodeFallbackList.clear();
+ mpFontCache = nullptr;
+ mxFontMetric = nullptr;
+
+ if (m_pHbFont)
+ hb_font_destroy(m_pHbFont);
+}
+
+hb_font_t* LogicalFontInstance::InitHbFont(hb_face_t* pHbFace)
+{
+ assert(pHbFace);
+ hb_font_t* pHbFont = hb_font_create(pHbFace);
+ unsigned int nUPEM = hb_face_get_upem(pHbFace);
+ hb_font_set_scale(pHbFont, nUPEM, nUPEM);
+ hb_ot_font_set_funcs(pHbFont);
+ // hb_font_t keeps a reference to hb_face_t, so destroy this one.
+ hb_face_destroy(pHbFace);
+ return pHbFont;
+}
+
+int LogicalFontInstance::GetKashidaWidth() const
+{
+ hb_font_t* pHbFont = const_cast<LogicalFontInstance*>(this)->GetHbFont();
+ hb_position_t nWidth = 0;
+ hb_codepoint_t nIndex = 0;
+
+ if (hb_font_get_glyph(pHbFont, 0x0640, 0, &nIndex))
+ {
+ double nXScale = 0;
+ GetScale(&nXScale, nullptr);
+ nWidth = hb_font_get_glyph_h_advance(pHbFont, nIndex) * nXScale;
+ }
+
+ return nWidth;
+}
+
+void LogicalFontInstance::GetScale(double* nXScale, double* nYScale) const
+{
+ hb_face_t* pHbFace = hb_font_get_face(const_cast<LogicalFontInstance*>(this)->GetHbFont());
+ unsigned int nUPEM = hb_face_get_upem(pHbFace);
+
+ double nHeight(m_aFontSelData.mnHeight);
+
+ // On Windows, mnWidth is relative to average char width not font height,
+ // and we need to keep it that way for GDI to correctly scale the glyphs.
+ // Here we compensate for this so that HarfBuzz gives us the correct glyph
+ // positions.
+ double nWidth(m_aFontSelData.mnWidth ? m_aFontSelData.mnWidth * m_nAveWidthFactor : nHeight);
+
+ if (nYScale)
+ *nYScale = nHeight / nUPEM;
+
+ if (nXScale)
+ *nXScale = nWidth / nUPEM;
+}
+
+void LogicalFontInstance::AddFallbackForUnicode(sal_UCS4 cChar, FontWeight eWeight, const OUString& rFontName,
+ bool bEmbolden, const ItalicMatrix& rMatrix)
+{
+ MapEntry& rEntry = maUnicodeFallbackList[ std::pair< sal_UCS4, FontWeight >(cChar,eWeight) ];
+ rEntry.sFontName = rFontName;
+ rEntry.bEmbolden = bEmbolden;
+ rEntry.aItalicMatrix = rMatrix;
+}
+
+bool LogicalFontInstance::GetFallbackForUnicode(sal_UCS4 cChar, FontWeight eWeight,
+ OUString* pFontName, bool* pEmbolden, ItalicMatrix* pMatrix) const
+{
+ UnicodeFallbackList::const_iterator it = maUnicodeFallbackList.find( std::pair< sal_UCS4, FontWeight >(cChar,eWeight) );
+ if( it == maUnicodeFallbackList.end() )
+ return false;
+
+ const MapEntry& rEntry = (*it).second;
+ *pFontName = rEntry.sFontName;
+ *pEmbolden = rEntry.bEmbolden;
+ *pMatrix = rEntry.aItalicMatrix;
+ return true;
+}
+
+void LogicalFontInstance::IgnoreFallbackForUnicode( sal_UCS4 cChar, FontWeight eWeight, std::u16string_view rFontName )
+{
+ UnicodeFallbackList::iterator it = maUnicodeFallbackList.find( std::pair< sal_UCS4,FontWeight >(cChar,eWeight) );
+ if( it == maUnicodeFallbackList.end() )
+ return;
+ const MapEntry& rEntry = (*it).second;
+ if (rEntry.sFontName == rFontName)
+ maUnicodeFallbackList.erase( it );
+}
+
+bool LogicalFontInstance::GetGlyphBoundRect(sal_GlyphId nID, tools::Rectangle &rRect, bool bVertical) const
+{
+ if (mpFontCache && mpFontCache->GetCachedGlyphBoundRect(this, nID, rRect))
+ return true;
+
+ bool res = ImplGetGlyphBoundRect(nID, rRect, bVertical);
+ if (mpFontCache && res)
+ mpFontCache->CacheGlyphBoundRect(this, nID, rRect);
+ return res;
+}
+
+bool LogicalFontInstance::IsGraphiteFont()
+{
+ if (!m_xbIsGraphiteFont)
+ {
+ m_xbIsGraphiteFont = hb_graphite2_face_get_gr_face(hb_font_get_face(GetHbFont())) != nullptr;
+ }
+ return *m_xbIsGraphiteFont;
+}
+
+bool LogicalFontInstance::NeedOffsetCorrection(sal_Int32 nYOffset)
+{
+ if (!m_xeFontFamilyEnum)
+ {
+ char familyname[10];
+ unsigned int familyname_size = 10;
+
+ m_xeFontFamilyEnum = FontFamilyEnum::Unclassified;
+
+ if (hb_ot_name_get_utf8 (hb_font_get_face(GetHbFont()),
+ HB_OT_NAME_ID_FONT_FAMILY , HB_LANGUAGE_INVALID, &familyname_size, familyname) == 8)
+ {
+ // DFKai-SB (ukai.ttf) is a built-in font under traditional Chinese
+ // Windows. It has wrong extent values in glyf table. The problem results
+ // in wrong positioning of glyphs in vertical writing.
+ // Check https://github.com/harfbuzz/harfbuzz/issues/3521 for reference.
+ if (!strncmp("DFKai-SB", familyname, 8))
+ m_xeFontFamilyEnum = FontFamilyEnum::DFKaiSB;
+ }
+ }
+
+ bool bRet = true;
+
+ switch (*m_xeFontFamilyEnum)
+ {
+ case FontFamilyEnum::DFKaiSB:
+ // -839: optimization for one third of ukai.ttf
+ if (nYOffset == -839)
+ bRet = false;
+ break;
+ default:
+ bRet = false;
+ }
+
+ return bRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/source/font/fontmetric.cxx b/vcl/source/font/fontmetric.cxx
new file mode 100644
index 000000000..428af2e46
--- /dev/null
+++ b/vcl/source/font/fontmetric.cxx
@@ -0,0 +1,468 @@
+/* -*- 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 <sal/config.h>
+
+#include <i18nlangtag/mslangid.hxx>
+#include <officecfg/Office/Common.hxx>
+#include <unotools/configmgr.hxx>
+#include <vcl/metric.hxx>
+#include <vcl/outdev.hxx>
+#include <sal/log.hxx>
+
+#include <font/FontSelectPattern.hxx>
+#include <font/PhysicalFontFace.hxx>
+#include <fontinstance.hxx>
+#include <impfontmetricdata.hxx>
+#include <sft.hxx>
+
+#include <com/sun/star/uno/Sequence.hxx>
+#include <comphelper/sequence.hxx>
+#include <hb-ot.h>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::rtl;
+using namespace ::utl;
+
+FontMetric::FontMetric()
+: mnAscent( 0 ),
+ mnDescent( 0 ),
+ mnIntLeading( 0 ),
+ mnExtLeading( 0 ),
+ mnLineHeight( 0 ),
+ mnSlant( 0 ),
+ mnBulletOffset( 0 ),
+ mnHangingBaseline( 0 ),
+ mbFullstopCentered( false )
+{}
+
+FontMetric::FontMetric( const FontMetric& rFontMetric ) = default;
+
+FontMetric::FontMetric(vcl::font::PhysicalFontFace const& rFace)
+ : FontMetric()
+{
+ SetFamilyName(rFace.GetFamilyName());
+ SetStyleName(rFace.GetStyleName());
+ SetCharSet(rFace.GetCharSet());
+ SetFamily(rFace.GetFamilyType());
+ SetPitch(rFace.GetPitch());
+ SetWeight(rFace.GetWeight());
+ SetItalic(rFace.GetItalic());
+ SetAlignment(TextAlign::ALIGN_TOP);
+ SetWidthType(rFace.GetWidthType());
+ SetQuality(rFace.GetQuality() );
+}
+
+FontMetric::~FontMetric()
+{
+}
+
+FontMetric& FontMetric::operator=(const FontMetric& rFontMetric) = default;
+
+FontMetric& FontMetric::operator=(FontMetric&& rFontMetric) = default;
+
+bool FontMetric::EqualNoBase( const FontMetric& r ) const
+{
+ if (mbFullstopCentered != r.mbFullstopCentered)
+ return false;
+ if( mnAscent != r.mnAscent )
+ return false;
+ if( mnDescent != r.mnDescent )
+ return false;
+ if( mnIntLeading != r.mnIntLeading )
+ return false;
+ if( mnExtLeading != r.mnExtLeading )
+ return false;
+ if( mnSlant != r.mnSlant )
+ return false;
+
+ return true;
+}
+
+bool FontMetric::operator==( const FontMetric& r ) const
+{
+ if( Font::operator!=(r) )
+ return false;
+ return EqualNoBase(r);
+}
+
+bool FontMetric::EqualIgnoreColor( const FontMetric& r ) const
+{
+ if( !Font::EqualIgnoreColor(r) )
+ return false;
+ return EqualNoBase(r);
+}
+
+size_t FontMetric::GetHashValueNoBase() const
+{
+ size_t hash = 0;
+ o3tl::hash_combine( hash, mbFullstopCentered );
+ o3tl::hash_combine( hash, mnAscent );
+ o3tl::hash_combine( hash, mnDescent );
+ o3tl::hash_combine( hash, mnIntLeading );
+ o3tl::hash_combine( hash, mnExtLeading );
+ o3tl::hash_combine( hash, mnSlant );
+ return hash;
+}
+
+size_t FontMetric::GetHashValueIgnoreColor() const
+{
+ size_t hash = GetHashValueNoBase();
+ o3tl::hash_combine( hash, Font::GetHashValueIgnoreColor());
+ return hash;
+}
+
+ImplFontMetricData::ImplFontMetricData( const vcl::font::FontSelectPattern& rFontSelData )
+ : FontAttributes( rFontSelData )
+ , mnHeight ( rFontSelData.mnHeight )
+ , mnWidth ( rFontSelData.mnWidth )
+ , mnOrientation( static_cast<short>(rFontSelData.mnOrientation) )
+ , mnAscent( 0 )
+ , mnDescent( 0 )
+ , mnIntLeading( 0 )
+ , mnExtLeading( 0 )
+ , mnSlant( 0 )
+ , mnMinKashida( 0 )
+ , mnHangingBaseline( 0 )
+ , mbFullstopCentered( false )
+ , mnBulletOffset( 0 )
+ , mnUnderlineSize( 0 )
+ , mnUnderlineOffset( 0 )
+ , mnBUnderlineSize( 0 )
+ , mnBUnderlineOffset( 0 )
+ , mnDUnderlineSize( 0 )
+ , mnDUnderlineOffset1( 0 )
+ , mnDUnderlineOffset2( 0 )
+ , mnWUnderlineSize( 0 )
+ , mnWUnderlineOffset( 0 )
+ , mnAboveUnderlineSize( 0 )
+ , mnAboveUnderlineOffset( 0 )
+ , mnAboveBUnderlineSize( 0 )
+ , mnAboveBUnderlineOffset( 0 )
+ , mnAboveDUnderlineSize( 0 )
+ , mnAboveDUnderlineOffset1( 0 )
+ , mnAboveDUnderlineOffset2( 0 )
+ , mnAboveWUnderlineSize( 0 )
+ , mnAboveWUnderlineOffset( 0 )
+ , mnStrikeoutSize( 0 )
+ , mnStrikeoutOffset( 0 )
+ , mnBStrikeoutSize( 0 )
+ , mnBStrikeoutOffset( 0 )
+ , mnDStrikeoutSize( 0 )
+ , mnDStrikeoutOffset1( 0 )
+ , mnDStrikeoutOffset2( 0 )
+{
+ // initialize the used font name
+ sal_Int32 nTokenPos = 0;
+ SetFamilyName( OUString(GetNextFontToken( rFontSelData.GetFamilyName(), nTokenPos )) );
+ SetStyleName( rFontSelData.GetStyleName() );
+}
+
+void ImplFontMetricData::ImplInitTextLineSize( const OutputDevice* pDev )
+{
+ tools::Long nDescent = mnDescent;
+ if ( nDescent <= 0 )
+ {
+ nDescent = mnAscent / 10;
+ if ( !nDescent )
+ nDescent = 1;
+ }
+
+ // #i55341# for some fonts it is not a good idea to calculate
+ // their text line metrics from the real font descent
+ // => work around this problem just for these fonts
+ if( 3*nDescent > mnAscent )
+ nDescent = mnAscent / 3;
+
+ tools::Long nLineHeight = ((nDescent*25)+50) / 100;
+ if ( !nLineHeight )
+ nLineHeight = 1;
+ tools::Long nLineHeight2 = nLineHeight / 2;
+ if ( !nLineHeight2 )
+ nLineHeight2 = 1;
+
+ tools::Long nBLineHeight = ((nDescent*50)+50) / 100;
+ if ( nBLineHeight == nLineHeight )
+ nBLineHeight++;
+ tools::Long nBLineHeight2 = nBLineHeight/2;
+ if ( !nBLineHeight2 )
+ nBLineHeight2 = 1;
+
+ tools::Long n2LineHeight = ((nDescent*16)+50) / 100;
+ if ( !n2LineHeight )
+ n2LineHeight = 1;
+ tools::Long n2LineDY = n2LineHeight;
+ /* #117909#
+ * add some pixels to minimum double line distance on higher resolution devices
+ */
+ tools::Long nMin2LineDY = 1 + pDev->GetDPIY()/150;
+ if ( n2LineDY < nMin2LineDY )
+ n2LineDY = nMin2LineDY;
+ tools::Long n2LineDY2 = n2LineDY/2;
+ if ( !n2LineDY2 )
+ n2LineDY2 = 1;
+
+ const vcl::Font& rFont ( pDev->GetFont() );
+ bool bCJKVertical = MsLangId::isCJK(rFont.GetLanguage()) && rFont.IsVertical();
+ tools::Long nUnderlineOffset = bCJKVertical ? mnDescent : (mnDescent/2 + 1);
+ tools::Long nStrikeoutOffset = rFont.IsVertical() ? -((mnAscent - mnDescent) / 2) : -((mnAscent - mnIntLeading) / 3);
+
+ mnUnderlineSize = nLineHeight;
+ mnUnderlineOffset = nUnderlineOffset - nLineHeight2;
+
+ mnBUnderlineSize = nBLineHeight;
+ mnBUnderlineOffset = nUnderlineOffset - nBLineHeight2;
+
+ mnDUnderlineSize = n2LineHeight;
+ mnDUnderlineOffset1 = nUnderlineOffset - n2LineDY2 - n2LineHeight;
+ mnDUnderlineOffset2 = mnDUnderlineOffset1 + n2LineDY + n2LineHeight;
+
+ tools::Long nWCalcSize = mnDescent;
+ if ( nWCalcSize < 6 )
+ {
+ if ( (nWCalcSize == 1) || (nWCalcSize == 2) )
+ mnWUnderlineSize = nWCalcSize;
+ else
+ mnWUnderlineSize = 3;
+ }
+ else
+ mnWUnderlineSize = ((nWCalcSize*50)+50) / 100;
+
+
+ // Don't assume that wavelines are never placed below the descent, because for most fonts the waveline
+ // is drawn into the text
+ mnWUnderlineOffset = nUnderlineOffset;
+
+ mnStrikeoutSize = nLineHeight;
+ mnStrikeoutOffset = nStrikeoutOffset - nLineHeight2;
+
+ mnBStrikeoutSize = nBLineHeight;
+ mnBStrikeoutOffset = nStrikeoutOffset - nBLineHeight2;
+
+ mnDStrikeoutSize = n2LineHeight;
+ mnDStrikeoutOffset1 = nStrikeoutOffset - n2LineDY2 - n2LineHeight;
+ mnDStrikeoutOffset2 = mnDStrikeoutOffset1 + n2LineDY + n2LineHeight;
+
+ mnBulletOffset = ( pDev->GetTextWidth( OUString( u' ' ) ) - pDev->GetTextWidth( OUString( u'\x00b7' ) ) ) >> 1 ;
+
+}
+
+
+void ImplFontMetricData::ImplInitAboveTextLineSize()
+{
+ tools::Long nIntLeading = mnIntLeading;
+ // TODO: assess usage of nLeading below (changed in extleading CWS)
+ // if no leading is available, we assume 15% of the ascent
+ if ( nIntLeading <= 0 )
+ {
+ nIntLeading = mnAscent*15/100;
+ if ( !nIntLeading )
+ nIntLeading = 1;
+ }
+
+ tools::Long nLineHeight = ((nIntLeading*25)+50) / 100;
+ if ( !nLineHeight )
+ nLineHeight = 1;
+
+ tools::Long nBLineHeight = ((nIntLeading*50)+50) / 100;
+ if ( nBLineHeight == nLineHeight )
+ nBLineHeight++;
+
+ tools::Long n2LineHeight = ((nIntLeading*16)+50) / 100;
+ if ( !n2LineHeight )
+ n2LineHeight = 1;
+
+ tools::Long nCeiling = -mnAscent;
+
+ mnAboveUnderlineSize = nLineHeight;
+ mnAboveUnderlineOffset = nCeiling + (nIntLeading - nLineHeight + 1) / 2;
+
+ mnAboveBUnderlineSize = nBLineHeight;
+ mnAboveBUnderlineOffset = nCeiling + (nIntLeading - nBLineHeight + 1) / 2;
+
+ mnAboveDUnderlineSize = n2LineHeight;
+ mnAboveDUnderlineOffset1 = nCeiling + (nIntLeading - 3*n2LineHeight + 1) / 2;
+ mnAboveDUnderlineOffset2 = nCeiling + (nIntLeading + n2LineHeight + 1) / 2;
+
+ tools::Long nWCalcSize = nIntLeading;
+ if ( nWCalcSize < 6 )
+ {
+ if ( (nWCalcSize == 1) || (nWCalcSize == 2) )
+ mnAboveWUnderlineSize = nWCalcSize;
+ else
+ mnAboveWUnderlineSize = 3;
+ }
+ else
+ mnAboveWUnderlineSize = ((nWCalcSize*50)+50) / 100;
+
+ mnAboveWUnderlineOffset = nCeiling + (nIntLeading + 1) / 2;
+}
+
+void ImplFontMetricData::ImplInitFlags( const OutputDevice* pDev )
+{
+ const vcl::Font& rFont ( pDev->GetFont() );
+ bool bCentered = true;
+ if (MsLangId::isCJK(rFont.GetLanguage()))
+ {
+ tools::Rectangle aRect;
+ pDev->GetTextBoundRect( aRect, u"\x3001" ); // Fullwidth fullstop
+ const auto nH = rFont.GetFontSize().Height();
+ const auto nB = aRect.Left();
+ // Use 18.75% as a threshold to define a centered fullwidth fullstop.
+ // In general, nB/nH < 5% for most Japanese fonts.
+ bCentered = nB > (((nH >> 1)+nH)>>3);
+ }
+ SetFullstopCenteredFlag( bCentered );
+}
+
+bool ImplFontMetricData::ShouldUseWinMetrics(const vcl::TTGlobalFontInfo& rInfo) const
+{
+ if (utl::ConfigManager::IsFuzzing())
+ return false;
+
+ OUString aFontIdentifier(
+ GetFamilyName() + ","
+ + OUString::number(rInfo.ascender) + "," + OUString::number(rInfo.descender) + ","
+ + OUString::number(rInfo.typoAscender) + "," + OUString::number(rInfo.typoDescender) + ","
+ + OUString::number(rInfo.winAscent) + "," + OUString::number(rInfo.winDescent));
+
+ css::uno::Sequence<OUString> rWinMetricFontList(
+ officecfg::Office::Common::Misc::FontsUseWinMetrics::get());
+ if (comphelper::findValue(rWinMetricFontList, aFontIdentifier) != -1)
+ {
+ SAL_INFO("vcl.gdi.fontmetric", "Using win metrics for: " << aFontIdentifier);
+ return true;
+ }
+ return false;
+}
+
+/*
+ * Calculate line spacing:
+ *
+ * - hhea metrics should be used, since hhea is a mandatory font table and
+ * should always be present.
+ * - But if OS/2 is present, it should be used since it is mandatory in
+ * Windows.
+ * OS/2 has Typo and Win metrics, but the later was meant to control
+ * text clipping not line spacing and can be ridiculously large.
+ * Unfortunately many Windows application incorrectly use the Win metrics
+ * (thanks to GDI’s TEXTMETRIC) and old fonts might be designed with this
+ * in mind, so OpenType introduced a flag for fonts to indicate that they
+ * really want to use Typo metrics. So for best backward compatibility:
+ * - Use Win metrics if available.
+ * - Unless USE_TYPO_METRICS flag is set, in which case use Typo metrics.
+*/
+void ImplFontMetricData::ImplCalcLineSpacing(LogicalFontInstance *pFontInstance)
+{
+ mnAscent = mnDescent = mnExtLeading = mnIntLeading = 0;
+
+ hb_font_t* pHbFont = pFontInstance->GetHbFont();
+ hb_face_t* pHbFace = hb_font_get_face(pHbFont);
+
+ hb_blob_t* pHhea = hb_face_reference_table(pHbFace, HB_TAG('h', 'h', 'e', 'a'));
+ hb_blob_t* pOS2 = hb_face_reference_table(pHbFace, HB_TAG('O', 'S', '/', '2'));
+
+ vcl::TTGlobalFontInfo rInfo = {};
+ GetTTFontMetrics(reinterpret_cast<const uint8_t*>(hb_blob_get_data(pHhea, nullptr)), hb_blob_get_length(pHhea),
+ reinterpret_cast<const uint8_t*>(hb_blob_get_data(pOS2, nullptr)), hb_blob_get_length(pOS2),
+ &rInfo);
+
+ hb_blob_destroy(pHhea);
+ hb_blob_destroy(pOS2);
+
+ double nUPEM = hb_face_get_upem(pHbFace);
+ double fScale = mnHeight / nUPEM;
+ double fAscent = 0, fDescent = 0, fExtLeading = 0;
+
+ // Try hhea table first.
+ // tdf#107605: Some fonts have weird values here, so check that ascender is
+ // +ve and descender is -ve as they normally should.
+ if (rInfo.ascender >= 0 && rInfo.descender <= 0)
+ {
+ fAscent = rInfo.ascender * fScale;
+ fDescent = -rInfo.descender * fScale;
+ fExtLeading = rInfo.linegap * fScale;
+ }
+
+ // But if OS/2 is present, prefer it.
+ if (rInfo.winAscent || rInfo.winDescent ||
+ rInfo.typoAscender || rInfo.typoDescender)
+ {
+ if (ShouldUseWinMetrics(rInfo) || (fAscent == 0.0 && fDescent == 0.0))
+ {
+ fAscent = rInfo.winAscent * fScale;
+ fDescent = rInfo.winDescent * fScale;
+ fExtLeading = 0;
+ }
+
+ const uint16_t kUseTypoMetricsMask = 1 << 7;
+ if (rInfo.fsSelection & kUseTypoMetricsMask &&
+ rInfo.typoAscender >= 0 && rInfo.typoDescender <= 0)
+ {
+ fAscent = rInfo.typoAscender * fScale;
+ fDescent = -rInfo.typoDescender * fScale;
+ fExtLeading = rInfo.typoLineGap * fScale;
+ }
+ }
+
+ mnAscent = round(fAscent);
+ mnDescent = round(fDescent);
+ mnExtLeading = round(fExtLeading);
+
+ if (mnAscent || mnDescent)
+ mnIntLeading = mnAscent + mnDescent - mnHeight;
+
+ SAL_INFO("vcl.gdi.fontmetric", GetFamilyName()
+ << ": fsSelection: " << rInfo.fsSelection
+ << ", typoAscender: " << rInfo.typoAscender
+ << ", typoDescender: " << rInfo.typoDescender
+ << ", typoLineGap: " << rInfo.typoLineGap
+ << ", winAscent: " << rInfo.winAscent
+ << ", winDescent: " << rInfo.winDescent
+ << ", ascender: " << rInfo.ascender
+ << ", descender: " << rInfo.descender
+ << ", linegap: " << rInfo.linegap
+ );
+}
+
+void ImplFontMetricData::ImplInitBaselines(LogicalFontInstance *pFontInstance)
+{
+ hb_font_t* pHbFont = pFontInstance->GetHbFont();
+ hb_face_t* pHbFace = hb_font_get_face(pHbFont);
+ double nUPEM = hb_face_get_upem(pHbFace);
+ double fScale = mnHeight / nUPEM;
+ hb_position_t nBaseline = 0;
+
+ if (hb_ot_layout_get_baseline(pHbFont,
+ HB_OT_LAYOUT_BASELINE_TAG_HANGING,
+ HB_DIRECTION_INVALID,
+ HB_SCRIPT_UNKNOWN,
+ HB_TAG_NONE,
+ &nBaseline))
+ {
+ mnHangingBaseline = nBaseline * fScale;
+ }
+ else
+ {
+ mnHangingBaseline = 0;
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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