96 lines
4 KiB
C++
96 lines
4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_VCL_INC_PHYSICALFONTCOLLECTION_HXX
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#define INCLUDED_VCL_INC_PHYSICALFONTCOLLECTION_HXX
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#include <vcl/dllapi.h>
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#include "fontinstance.hxx"
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#include "PhysicalFontFamily.hxx"
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#include <array>
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#define MAX_GLYPHFALLBACK 16
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class ImplDeviceFontSizeList;
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class ImplGlyphFallbackFontSubstitution;
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class ImplPreMatchFontSubstitution;
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// TODO: merge with ImplFontCache
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// TODO: rename to LogicalFontManager
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class VCL_PLUGIN_PUBLIC PhysicalFontCollection final
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{
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public:
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explicit PhysicalFontCollection();
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~PhysicalFontCollection();
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// fill the list with device font faces
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void Add( PhysicalFontFace* );
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void Clear();
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int Count() const { return maPhysicalFontFamilies.size(); }
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// find the device font family
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PhysicalFontFamily* FindFontFamily( const OUString& rFontName ) const;
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PhysicalFontFamily* FindOrCreateFontFamily( const OUString &rFamilyName );
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PhysicalFontFamily* FindFontFamily( FontSelectPattern& ) const;
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PhysicalFontFamily* FindFontFamilyByTokenNames(const OUString& rTokenStr) const;
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PhysicalFontFamily* FindFontFamilyByAttributes(ImplFontAttrs nSearchType, FontWeight, FontWidth,
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FontItalic, const OUString& rSearchFamily) const;
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// suggest fonts for glyph fallback
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PhysicalFontFamily* GetGlyphFallbackFont( FontSelectPattern&,
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LogicalFontInstance* pLogicalFont,
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OUString& rMissingCodes, int nFallbackLevel ) const;
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// prepare platform specific font substitutions
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void SetPreMatchHook( ImplPreMatchFontSubstitution* );
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void SetFallbackHook( ImplGlyphFallbackFontSubstitution* );
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// misc utilities
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std::shared_ptr<PhysicalFontCollection> Clone() const;
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std::unique_ptr<ImplDeviceFontList> GetDeviceFontList() const;
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std::unique_ptr<ImplDeviceFontSizeList> GetDeviceFontSizeList( const OUString& rFontName ) const;
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private:
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mutable bool mbMatchData; // true if matching attributes are initialized
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typedef std::unordered_map<OUString, std::unique_ptr<PhysicalFontFamily>> PhysicalFontFamilies;
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PhysicalFontFamilies maPhysicalFontFamilies;
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ImplPreMatchFontSubstitution* mpPreMatchHook; // device specific prematch substitution
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ImplGlyphFallbackFontSubstitution* mpFallbackHook; // device specific glyph fallback substitution
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mutable std::unique_ptr<std::array<PhysicalFontFamily*,MAX_GLYPHFALLBACK>> mpFallbackList;
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mutable int mnFallbackCount;
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void ImplInitMatchData() const;
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void ImplInitGenericGlyphFallback() const;
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PhysicalFontFamily* ImplFindFontFamilyBySearchName( const OUString& ) const;
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PhysicalFontFamily* ImplFindFontFamilyBySubstFontAttr( const utl::FontNameAttr& ) const;
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PhysicalFontFamily* ImplFindFontFamilyOfDefaultFont() const;
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};
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#endif // INCLUDED_VCL_INC_PHYSICALFONTCOLLECTION_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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