1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/graphite2/src/inc/CmapCache.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,82 @@
1.4 +/* GRAPHITE2 LICENSING
1.5 +
1.6 + Copyright 2010, SIL International
1.7 + All rights reserved.
1.8 +
1.9 + This library is free software; you can redistribute it and/or modify
1.10 + it under the terms of the GNU Lesser General Public License as published
1.11 + by the Free Software Foundation; either version 2.1 of License, or
1.12 + (at your option) any later version.
1.13 +
1.14 + This program is distributed in the hope that it will be useful,
1.15 + but WITHOUT ANY WARRANTY; without even the implied warranty of
1.16 + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1.17 + Lesser General Public License for more details.
1.18 +
1.19 + You should also have received a copy of the GNU Lesser General Public
1.20 + License along with this library in the file named "LICENSE".
1.21 + If not, write to the Free Software Foundation, 51 Franklin Street,
1.22 + Suite 500, Boston, MA 02110-1335, USA or visit their web page on the
1.23 + internet at http://www.fsf.org/licenses/lgpl.html.
1.24 +
1.25 +Alternatively, the contents of this file may be used under the terms of the
1.26 +Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
1.27 +License, as published by the Free Software Foundation, either version 2
1.28 +of the License or (at your option) any later version.
1.29 +*/
1.30 +#pragma once
1.31 +
1.32 +#include "inc/Main.h"
1.33 +#include "inc/Face.h"
1.34 +
1.35 +namespace graphite2 {
1.36 +
1.37 +class Face;
1.38 +
1.39 +class Cmap
1.40 +{
1.41 +public:
1.42 +
1.43 + virtual ~Cmap() throw() {}
1.44 +
1.45 + virtual uint16 operator [] (const uint32) const throw() { return 0; }
1.46 +
1.47 + virtual operator bool () const throw() { return false; }
1.48 +
1.49 + CLASS_NEW_DELETE;
1.50 +};
1.51 +
1.52 +class DirectCmap : public Cmap
1.53 +{
1.54 + DirectCmap(const DirectCmap &);
1.55 + DirectCmap & operator = (const DirectCmap &);
1.56 +
1.57 +public:
1.58 + DirectCmap(const Face &);
1.59 + virtual uint16 operator [] (const uint32 usv) const throw();
1.60 + virtual operator bool () const throw();
1.61 +
1.62 + CLASS_NEW_DELETE;
1.63 +private:
1.64 + const Face::Table _cmap;
1.65 + const void * _smp,
1.66 + * _bmp;
1.67 +};
1.68 +
1.69 +class CachedCmap : public Cmap
1.70 +{
1.71 + CachedCmap(const CachedCmap &);
1.72 + CachedCmap & operator = (const CachedCmap &);
1.73 +
1.74 +public:
1.75 + CachedCmap(const Face &);
1.76 + virtual ~CachedCmap() throw();
1.77 + virtual uint16 operator [] (const uint32 usv) const throw();
1.78 + virtual operator bool () const throw();
1.79 + CLASS_NEW_DELETE;
1.80 +private:
1.81 + bool m_isBmpOnly;
1.82 + uint16 ** m_blocks;
1.83 +};
1.84 +
1.85 +} // namespace graphite2
