83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/* GRAPHITE2 LICENSING
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Copyright 2010, SIL International
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All rights reserved.
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This library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2.1 of License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should also have received a copy of the GNU Lesser General Public
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License along with this library in the file named "LICENSE".
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If not, write to the Free Software Foundation, 51 Franklin Street,
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Suite 500, Boston, MA 02110-1335, USA or visit their web page on the
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internet at http://www.fsf.org/licenses/lgpl.html.
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Alternatively, the contents of this file may be used under the terms of the
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Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
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License, as published by the Free Software Foundation, either version 2
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of the License or (at your option) any later version.
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*/
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#pragma once
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#include "inc/Main.h"
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#include "inc/Face.h"
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namespace graphite2 {
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class Face;
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class Cmap
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{
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public:
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virtual ~Cmap() throw() {}
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virtual uint16 operator [] (const uint32) const throw() { return 0; }
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virtual operator bool () const throw() { return false; }
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CLASS_NEW_DELETE;
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};
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class DirectCmap : public Cmap
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{
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DirectCmap(const DirectCmap &);
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DirectCmap & operator = (const DirectCmap &);
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public:
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DirectCmap(const Face &);
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virtual uint16 operator [] (const uint32 usv) const throw();
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virtual operator bool () const throw();
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CLASS_NEW_DELETE;
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private:
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const Face::Table _cmap;
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const void * _smp,
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* _bmp;
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};
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class CachedCmap : public Cmap
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{
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CachedCmap(const CachedCmap &);
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CachedCmap & operator = (const CachedCmap &);
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public:
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CachedCmap(const Face &);
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virtual ~CachedCmap() throw();
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virtual uint16 operator [] (const uint32 usv) const throw();
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virtual operator bool () const throw();
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CLASS_NEW_DELETE;
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private:
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bool m_isBmpOnly;
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uint16 ** m_blocks;
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};
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} // namespace graphite2
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