charthelpers_p.h
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CLexer
Miikka Heikkinen
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r2854 | /**************************************************************************** | ||
Miikka Heikkinen
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r2435 | ** | ||
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Miikka Heikkinen
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r2854 | ** Copyright (C) 2016 The Qt Company Ltd. | ||
| ** Contact: https://www.qt.io/licensing/ | ||||
|
Miikka Heikkinen
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r2435 | ** | ||
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Miikka Heikkinen
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r2854 | ** This file is part of the Qt Charts module of the Qt Toolkit. | ||
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Miikka Heikkinen
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r2435 | ** | ||
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Miikka Heikkinen
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r2854 | ** $QT_BEGIN_LICENSE:GPL$ | ||
Titta Heikkala
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r2845 | ** Commercial License Usage | ||
| ** Licensees holding valid commercial Qt licenses may use this file in | ||||
| ** accordance with the commercial license agreement provided with the | ||||
| ** Software or, alternatively, in accordance with the terms contained in | ||||
| ** a written agreement between you and The Qt Company. For licensing terms | ||||
|
Miikka Heikkinen
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r2854 | ** and conditions see https://www.qt.io/terms-conditions. For further | ||
| ** information use the contact form at https://www.qt.io/contact-us. | ||||
| ** | ||||
| ** GNU General Public License Usage | ||||
| ** Alternatively, this file may be used under the terms of the GNU | ||||
| ** General Public License version 3 or (at your option) any later version | ||||
| ** approved by the KDE Free Qt Foundation. The licenses are as published by | ||||
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 | ||||
| ** included in the packaging of this file. Please review the following | ||||
| ** information to ensure the GNU General Public License requirements will | ||||
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. | ||||
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Miikka Heikkinen
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r2435 | ** | ||
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Titta Heikkala
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r2845 | ** $QT_END_LICENSE$ | ||
| ** | ||||
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Miikka Heikkinen
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r2854 | ****************************************************************************/ | ||
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Miikka Heikkinen
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r2435 | |||
| // W A R N I N G | ||||
| // ------------- | ||||
| // | ||||
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Titta Heikkala
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r2807 | // This file is not part of the Qt Chart API. It exists purely as an | ||
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Miikka Heikkinen
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r2435 | // implementation detail. This header file may change from version to | ||
| // version without notice, or even be removed. | ||||
| // | ||||
| // We mean it. | ||||
Mika Salmela
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r2424 | #ifndef CHARTHELPERS_P_H | ||
| #define CHARTHELPERS_P_H | ||||
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Titta Heikkala
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r2714 | #include <QtCore/QtNumeric> | ||
| #include <QtCore/QPointF> | ||||
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Mika Salmela
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r2424 | |||
| static inline bool isValidValue(qreal value) | ||||
| { | ||||
| if (qIsNaN(value) || qIsInf(value)) { | ||||
| qWarning("Ignored NaN, Inf, or -Inf value."); | ||||
| return false; | ||||
| } | ||||
| return true; | ||||
| } | ||||
| static inline bool isValidValue(qreal x, qreal y) | ||||
| { | ||||
| return (isValidValue(x) && isValidValue(y)); | ||||
| } | ||||
| static inline bool isValidValue(const QPointF point) | ||||
| { | ||||
| return (isValidValue(point.x()) && isValidValue(point.y())); | ||||
| } | ||||
| #endif // CHARTHELPERS_P_H | ||||