Files
secondo/Algebras/Raster2/msbool.h
2026-01-23 17:03:45 +08:00

66 lines
2.1 KiB
C++

/*
This file is part of SECONDO.
Copyright (C) 2011, University in Hagen, Department of Computer Science,
Database Systems for New Applications.
SECONDO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
SECONDO 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef RASTER2_MSBOOL_H_
#define RASTER2_MSBOOL_H_
#include <utility>
#include "mstype.h"
#include "sbool.h"
namespace raster2 {
struct msbool_helper;
typedef mstype<char, msbool_helper> msbool;
struct msbool_helper
{
typedef msbool implementation_type;
typedef temporalalgebra::MBool moving_type;
typedef CcBool wrapper_type;
typedef temporalalgebra::UBool unit_type;
typedef sbool spatial_type;
static std::string name();
static bool check(const NList& nl) { return nl.isBool(); }
static char parse(const NList& nl) { return char(nl.boolval()); }
static NList print(const char& c)
{ return isUndefined(c)
? NList(Symbol::UNDEFINED())
: NList(bool(c), true); }
static bool isUndefined(const char& t) { return t == UNDEFINED_BOOL(); }
static char getUndefined() { return UNDEFINED_BOOL(); }
static std::string BasicType() { return CcBool::BasicType(); }
static wrapper_type wrap(const char& t) {
return CcBool(!isUndefined(t), int(t));
}
static char unwrap(const CcBool& i) {
if (i.IsDefined()) {
return i.GetValue();
} else {
return getUndefined();
}
}
};
}
#endif /* SBOOL_H_ */