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/* -*- 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 .
*/
#pragma once
#include <sal/config.h>
#include <unx/glyphcache.hxx>
#include <font/PhysicalFontFace.hxx>
#include <fontinstance.hxx>
#include <vcl/glyphitem.hxx>
class CmapResult;
// FreetypeFontFile has the responsibility that a font file is only mapped once.
// (#86621#) the old directly ft-managed solution caused it to be mapped
// in up to nTTC*nSizes*nOrientation*nSynthetic times
class FreetypeFontFile final
{
public:
bool Map();
void Unmap();
const unsigned char* GetBuffer() const { return mpFileMap; }
int GetFileSize() const { return mnFileSize; }
const OString& GetFileName() const { return maNativeFileName; }
int GetLangBoost() const { return mnLangBoost; }
private:
friend class FreetypeManager;
explicit FreetypeFontFile( const OString& rNativeFileName );
const OString maNativeFileName;
unsigned char* mpFileMap;
int mnFileSize;
int mnRefCount;
int mnLangBoost;
};
// FreetypeFontInfo corresponds to an unscaled font face
class FreetypeFontInfo final
{
public:
~FreetypeFontInfo();
const unsigned char* GetTable( const char*, sal_uLong* pLength) const;
FT_FaceRec_* GetFaceFT();
void ReleaseFaceFT();
const OString& GetFontFileName() const { return mpFontFile->GetFileName(); }
int GetFontFaceIndex() const { return mnFaceNum; }
int GetFontFaceVariation() const { return mnFaceVariation; }
sal_IntPtr GetFontId() const { return mnFontId; }
bool IsSymbolFont() const { return maDevFontAttributes.IsSymbolFont(); }
const FontAttributes& GetFontAttributes() const { return maDevFontAttributes; }
void AnnounceFont( vcl::font::PhysicalFontCollection* );
const FontCharMapRef & GetFontCharMap() const;
bool GetFontCapabilities(vcl::FontCapabilities&) const;
private:
friend class FreetypeManager;
explicit FreetypeFontInfo(const FontAttributes&, FreetypeFontFile* const pFontFile,
int nFaceNum, int nFaceVariation, sal_IntPtr nFontId);
FT_FaceRec_* maFaceFT;
FreetypeFontFile* const mpFontFile;
const int mnFaceNum;
const int mnFaceVariation;
int mnRefCount;
sal_IntPtr mnFontId;
FontAttributes maDevFontAttributes;
mutable FontCharMapRef mxFontCharMap;
};
class FreetypeFontFace : public vcl::font::PhysicalFontFace
{
private:
FreetypeFontInfo* mpFreetypeFontInfo;
public:
FreetypeFontFace( FreetypeFontInfo*, const FontAttributes& );
virtual rtl::Reference<LogicalFontInstance> CreateFontInstance(const vcl::font::FontSelectPattern&) const override;
virtual sal_IntPtr GetFontId() const override { return mpFreetypeFontInfo->GetFontId(); }
FontCharMapRef GetFontCharMap() const override { return mpFreetypeFontInfo->GetFontCharMap(); }
inline bool GetFontCapabilities(vcl::FontCapabilities&) const override;
};
bool FreetypeFontFace::GetFontCapabilities(vcl::FontCapabilities& rFontCapabilities) const
{
return mpFreetypeFontInfo->GetFontCapabilities(rFontCapabilities);
}
class SAL_DLLPUBLIC_RTTI FreetypeFontInstance final : public LogicalFontInstance
{
friend rtl::Reference<LogicalFontInstance> FreetypeFontFace::CreateFontInstance(const vcl::font::FontSelectPattern&) const;
std::unique_ptr<FreetypeFont> mxFreetypeFont;
virtual hb_font_t* ImplInitHbFont() override;
virtual bool ImplGetGlyphBoundRect(sal_GlyphId, tools::Rectangle&, bool) const override;
explicit FreetypeFontInstance(const vcl::font::PhysicalFontFace& rPFF, const vcl::font::FontSelectPattern& rFSP);
public:
virtual ~FreetypeFontInstance() override;
FreetypeFont& GetFreetypeFont() const { return *mxFreetypeFont; }
virtual bool GetGlyphOutline(sal_GlyphId, basegfx::B2DPolyPolygon&, bool) const override;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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