office-gobmx/vcl/inc/fontcache.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
* OpenOffice.org - a multi-platform office productivity suite
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*
* This file is part of OpenOffice.org.
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*
* OpenOffice.org is free software: you can redistribute it and/or modify
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*
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*
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*
************************************************************************/
#ifndef _PSPRINT_FONTCACHE_HXX
#define _PSPRINT_FONTCACHE_HXX
#include "vcl/dllapi.h"
#include "vcl/fontmanager.hxx"
#include "tools/string.hxx"
#include <boost/unordered_map.hpp>
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namespace psp
{
class VCL_PLUGIN_PUBLIC FontCache
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{
struct FontDir;
friend struct FontDir;
struct FontFile;
friend struct FontFile;
typedef std::list< PrintFontManager::PrintFont* > FontCacheEntry;
struct FontFile
{
FontCacheEntry m_aEntry;
};
typedef boost::unordered_map< ::rtl::OString, FontFile, ::rtl::OStringHash > FontDirMap;
struct FontDir
{
sal_Int64 m_nTimestamp;
bool m_bNoFiles;
bool m_bUserOverrideOnly;
FontDirMap m_aEntries;
FontDir() : m_nTimestamp(0), m_bNoFiles(false), m_bUserOverrideOnly( false ) {}
};
typedef boost::unordered_map< int, FontDir > FontCacheData;
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FontCacheData m_aCache;
String m_aCacheFile;
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bool m_bDoFlush;
void read();
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void clearCache();
void copyPrintFont( const PrintFontManager::PrintFont* pFrom, PrintFontManager::PrintFont* pTo ) const;
bool equalsPrintFont( const PrintFontManager::PrintFont* pLeft, PrintFontManager::PrintFont* pRight ) const;
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PrintFontManager::PrintFont* clonePrintFont( const PrintFontManager::PrintFont* pFont ) const;
void createCacheDir( int nDirID );
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public:
FontCache();
~FontCache();
bool getFontCacheFile( int nDirID, const rtl::OString& rFile, std::list< PrintFontManager::PrintFont* >& rNewFonts ) const;
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void updateFontCacheEntry( const PrintFontManager::PrintFont*, bool bFlush );
void markEmptyDir( int nDirID, bool bNoFiles = true );
// returns false for non cached directory
// a cached but empty directory will return true but not append anything
bool listDirectory( const rtl::OString& rDir, std::list< PrintFontManager::PrintFont* >& rNewFonts ) const;
// returns true for directoris that contain only user overridden fonts
bool scanAdditionalFiles( const rtl::OString& rDir );
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void flush();
};
} // namespace psp
#endif // _PSPRINT_FONTCACHE_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */