KChart

TernaryPoint.h
1 /*
2  * Copyright (C) 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
3  *
4  * This file is part of the KD Chart library.
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program. If not, see <https://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef TERNARYPOINT_H
21 #define TERNARYPOINT_H
22 
23 #include <QtDebug>
24 #include <QPointF>
25 
31 {
32 public:
33  TernaryPoint();
34  TernaryPoint( qreal a, qreal b );
35 
36  qreal a() const { return m_a; }
37  qreal b() const { return m_b; }
38  qreal c() const { return 1.0 - m_a - m_b; }
39 
40  void set( qreal a, qreal b );
41 
42  bool isValid() const;
43 
44 private:
45  qreal m_a;
46  qreal m_b;
47 };
48 
49 QDebug operator<<( QDebug stream, const TernaryPoint& point );
50 
51 QPointF translate( const TernaryPoint& );
52 
53 #endif
TernaryPoint defines a point within a ternary coordinate plane.
Definition: TernaryPoint.h:30
QDataStream & operator<<(QDataStream &out, const KDateTime::Spec &spec)
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