TernaryPoint.h

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/****************************************************************************
**
** This file is part of the KD Chart library.
**
** SPDX-FileCopyrightText: 2001 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
**
** SPDX-License-Identifier: MIT
**
****************************************************************************/
 
#ifndef TERNARYPOINT_H
#define TERNARYPOINT_H
 
#include <QPointF>
#include <QtDebug>
 
class TernaryPoint
{
public:
    TernaryPoint();
    TernaryPoint(qreal a, qreal b);
 
    qreal a() const
    {
        return m_a;
    }
    qreal b() const
    {
        return m_b;
    }
    qreal c() const
    {
        return 1.0 - m_a - m_b;
    }
 
    void set(qreal a, qreal b);
 
    bool isValid() const;
 
private:
    qreal m_a = -1.0;
    qreal m_b = -1.0;
};
 
QDebug operator<<(QDebug stream, const TernaryPoint &point);
 
QPointF translate(const TernaryPoint &);
 
#endif