mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-27 03:10:54 +00:00
130 lines
No EOL
3.7 KiB
C++
130 lines
No EOL
3.7 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
|
|
// Copyright (C) 2010 Winch Gate Property Limited
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as
|
|
// published by the Free Software Foundation, either version 3 of the
|
|
// License, or (at your option) any later version.
|
|
//
|
|
// This program 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 Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
#ifndef BOUND_CHECKER_H
|
|
#define BOUND_CHECKER_H
|
|
|
|
#include <nel/misc/types_nl.h>
|
|
|
|
|
|
/// This class implement bound checking for values. Can be used in an edition dialog
|
|
template <class T>
|
|
class CBoundChecker
|
|
{
|
|
public:
|
|
/** ctor
|
|
* the default doesn't enable bound checking
|
|
*/
|
|
CBoundChecker() : _UpperBoundEnabled(false), _LowerBoundEnabled(false) {}
|
|
|
|
/** enable upper bound use (e.g. value must be < or <= upper bound )
|
|
* \param upperBoundExcluded if true then the test is <, otherwise its <=
|
|
*/
|
|
void enableUpperBound(T upperBound, bool upperBoundExcluded)
|
|
{
|
|
_UpperBoundEnabled = true;
|
|
_UpperBoundExcluded = upperBoundExcluded;
|
|
_UpperBound = upperBound;
|
|
}
|
|
|
|
// disable upper bound usage
|
|
void disableUpperBound(void) { _UpperBoundEnabled = false; }
|
|
|
|
// get the upper bound
|
|
T getUpperBound(void) const { return _UpperBound; }
|
|
|
|
// test whether the upper bound is excluded of the test
|
|
bool isUpperBoundExcluded(void) const
|
|
{
|
|
return _UpperBoundExcluded;
|
|
}
|
|
|
|
/** enable lower bound use (e.g. value must be < or <= lower bound )
|
|
* \param lowerBoundExcluded if true then the test is <, otherwise its <=
|
|
*/
|
|
void enableLowerBound(T lowerBound, bool lowerBoundExcluded)
|
|
{
|
|
_LowerBoundEnabled = true;
|
|
_LowerBoundExcluded = lowerBoundExcluded;
|
|
_LowerBound = lowerBound;
|
|
}
|
|
|
|
// disable lower bound
|
|
void disableLowerBound(void) { _LowerBoundEnabled = false; }
|
|
|
|
// get the lower bound
|
|
T getLowerBound(void) const { return _LowerBound; }
|
|
|
|
// test whether the lower bound is excluded of the test
|
|
bool isLowerBoundExcluded(void) const
|
|
{
|
|
return _LowerBoundExcluded;
|
|
}
|
|
|
|
/** validate a value against upper bound. (if an upper bound was set
|
|
* \return NULL if ok or an error message
|
|
*/
|
|
const TCHAR *validateUpperBound(T v)
|
|
{
|
|
if (!_UpperBoundEnabled) return NULL;
|
|
if (_UpperBoundExcluded && v < _UpperBound) return NULL;
|
|
if (!_UpperBoundExcluded && v <= _UpperBound) return NULL;
|
|
return _T("value too high");
|
|
}
|
|
|
|
|
|
/** validate a value against lower bound. (if an lower bound was set
|
|
* \return NULL if ok or an error message
|
|
*/
|
|
const TCHAR *validateLowerBound(T v)
|
|
{
|
|
if (!_LowerBoundEnabled) return NULL;
|
|
if (_LowerBoundExcluded && v > _LowerBound) return NULL;
|
|
if (!_LowerBoundExcluded && v >= _LowerBound) return NULL;
|
|
return _T("value too low");
|
|
}
|
|
|
|
/// copy this bound checker object to another one
|
|
void duplicateBoundChecker(CBoundChecker<T> &dup)
|
|
{
|
|
dup._LowerBound = _LowerBound;
|
|
dup._LowerBoundEnabled = _LowerBoundEnabled;
|
|
dup._LowerBoundExcluded = _LowerBoundExcluded;
|
|
dup._UpperBound = _UpperBound;
|
|
dup._UpperBoundEnabled = _UpperBoundEnabled;
|
|
dup._UpperBoundExcluded = _UpperBoundExcluded;
|
|
}
|
|
protected:
|
|
|
|
bool _UpperBoundEnabled;
|
|
bool _UpperBoundExcluded;
|
|
T _UpperBound;
|
|
|
|
bool _LowerBoundEnabled;
|
|
bool _LowerBoundExcluded;
|
|
T _LowerBound;
|
|
};
|
|
|
|
|
|
/// some typedefs
|
|
typedef CBoundChecker<float> CBoundCheckerFloat;
|
|
typedef CBoundChecker<uint32> CBoundCheckerUInt;
|
|
typedef CBoundChecker<sint32> CBoundCheckerInt;
|
|
|
|
|
|
|
|
|
|
#endif |