146 lines
4.5 KiB
C++
146 lines
4.5 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_SW_SOURCE_CORE_INC_FNTCACHE_HXX
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#define INCLUDED_SW_SOURCE_CORE_INC_FNTCACHE_HXX
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#include <sal/config.h>
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#include <cstdint>
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#include <unordered_map>
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#include <vcl/font.hxx>
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#include <vcl/glyphitem.hxx>
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#include <vcl/vclptr.hxx>
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#include <vcl/outdev.hxx>
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#include "swcache.hxx"
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#include "TextFrameIndex.hxx"
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class FontMetric;
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class SwFntObj;
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class SwDrawTextInfo;
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class SwViewShell;
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class SwSubFont;
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class MapMode;
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class SwFntCache : public SwCache
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{
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public:
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SwFntCache() : SwCache(50
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#ifdef DBG_UTIL
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, OString(RTL_CONSTASCII_STRINGPARAM("Global Font-Cache pFntCache"))
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#endif
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) {}
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inline SwFntObj *First( );
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static inline SwFntObj *Next( SwFntObj *pFntObj);
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void Flush();
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};
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// Font cache, global variable, created/destroyed in txtinit.cxx
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extern SwFntCache *pFntCache;
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extern SwFntObj *pLastFont;
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class SwFntObj final : public SwCacheObj
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{
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friend class SwFntAccess;
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friend void InitCore();
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friend void FinitCore();
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vcl::Font m_aFont;
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vcl::Font *m_pScrFont;
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vcl::Font *m_pPrtFont;
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VclPtr<OutputDevice> m_pPrinter;
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sal_uInt16 m_nGuessedLeading;
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sal_uInt16 m_nExtLeading;
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sal_uInt16 m_nScrAscent;
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sal_uInt16 m_nPrtAscent;
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sal_uInt16 m_nScrHeight;
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sal_uInt16 m_nPrtHeight;
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sal_uInt16 m_nPropWidth;
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sal_uInt16 m_nScrHangingBaseline;
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sal_uInt16 m_nPrtHangingBaseline;
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sal_uInt16 m_nZoom;
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bool m_bSymbol : 1;
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bool m_bPaintBlank : 1;
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static tools::Long s_nPixWidth;
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static MapMode *s_pPixMap;
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public:
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SwFntObj( const SwSubFont &rFont, std::uintptr_t nFontCacheId,
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SwViewShell const *pSh );
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virtual ~SwFntObj() override;
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vcl::Font *GetScrFont() { return m_pScrFont; }
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vcl::Font& GetFont() { return m_aFont; }
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const vcl::Font& GetFont() const { return m_aFont; }
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sal_uInt16 GetGuessedLeading() const { return m_nGuessedLeading; }
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sal_uInt16 GetExternalLeading() const { return m_nExtLeading; }
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sal_uInt16 GetFontAscent( const SwViewShell *pSh, const OutputDevice& rOut );
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sal_uInt16 GetFontHeight( const SwViewShell *pSh, const OutputDevice& rOut );
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sal_uInt16 GetFontLeading( const SwViewShell *pSh, const OutputDevice& rOut );
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sal_uInt16 GetFontHangingBaseline( const SwViewShell *pSh, const OutputDevice& rOut );
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void GuessLeading( const SwViewShell& rSh, const FontMetric& rMet );
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void SetDevFont( const SwViewShell *pSh, OutputDevice& rOut );
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OutputDevice* GetPrt() const { return m_pPrinter; }
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sal_uInt16 GetZoom() const { return m_nZoom; }
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sal_uInt16 GetPropWidth() const { return m_nPropWidth; }
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bool IsSymbol() const { return m_bSymbol; }
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void DrawText( SwDrawTextInfo &rInf );
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/// determine the TextSize (of the printer)
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Size GetTextSize( SwDrawTextInfo &rInf );
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TextFrameIndex GetModelPositionForViewPoint(SwDrawTextInfo &rInf);
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void CreateScrFont( const SwViewShell& rSh, const OutputDevice& rOut );
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void CreatePrtFont( const OutputDevice& rOut );
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};
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SwFntObj *SwFntCache::First( )
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{
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return static_cast<SwFntObj *>(SwCache::First());
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}
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SwFntObj *SwFntCache::Next( SwFntObj *pFntObj)
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{
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return static_cast<SwFntObj *>(SwCache::Next( pFntObj ));
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}
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class SwFntAccess final : public SwCacheAccess
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{
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SwViewShell const *m_pShell;
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virtual SwCacheObj *NewObj( ) override;
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public:
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SwFntAccess( const void*& rnFontCacheId, sal_uInt16 &rIndex, const void *pOwner,
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SwViewShell const *pShell,
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bool bCheck = false );
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SwFntObj* Get() { return static_cast<SwFntObj*>( SwCacheAccess::Get() ); }
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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