kicad/include/core/minoptmax.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 KiCad Developers, see change_log.txt for contributors.
*
* This program 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.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef MINOPTMAX_PROTO_H
#define MINOPTMAX_PROTO_H
template<class T=int>
class MINOPTMAX
{
public:
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T Min() const { return m_hasMin ? m_min : 0; };
T Max() const { return m_hasMax ? m_max : std::numeric_limits<T>::max(); };
T Opt() const { return m_hasOpt ? m_opt : Min(); };
bool HasMin() const { return m_hasMin; }
bool HasMax() const { return m_hasMax; }
bool HasOpt() const { return m_hasOpt; }
void SetMin( T v ) { m_isNull = false; m_min = v; m_hasMin = true; }
void SetMax( T v ) { m_isNull = false; m_max = v; m_hasMax = true; }
void SetOpt( T v ) { m_isNull = false; m_opt = v; m_hasOpt = true; }
bool IsNull() const { return m_isNull; }
private:
bool m_isNull;
T m_min;
T m_opt;
T m_max;
bool m_hasMin = false;
bool m_hasOpt = false;
bool m_hasMax = false;
};
#endif