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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#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>
namespace psp
{
class VCL_DLLPUBLIC FontCache
{
struct FontDir;
friend class FontDir;
struct FontFile;
friend class 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;
FontCacheData m_aCache;
String m_aCacheFile;
bool m_bDoFlush;
void read();
void clearCache();
void copyPrintFont( const PrintFontManager::PrintFont* pFrom, PrintFontManager::PrintFont* pTo ) const;
bool equalsPrintFont( const PrintFontManager::PrintFont* pLeft, PrintFontManager::PrintFont* pRight ) const;
PrintFontManager::PrintFont* clonePrintFont( const PrintFontManager::PrintFont* pFont ) const;
void createCacheDir( int nDirID );
public:
FontCache();
~FontCache();
bool getFontCacheFile( int nDirID, const rtl::OString& rFile, std::list< PrintFontManager::PrintFont* >& rNewFonts ) const;
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 );
void flush();
void updateDirTimestamp( int nDirID );
};
} // namespace psp
#endif // _PSPRINT_FONTCACHE_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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