charthelpers_p.h
55 lines
| 1.5 KiB
| text/x-c
|
CLexer
/ src / charthelpers_p.h
Miikka Heikkinen
|
r2435 | /**************************************************************************** | ||
| ** | ||||
| ** Copyright (C) 2013 Digia Plc | ||||
| ** All rights reserved. | ||||
| ** For any questions to Digia, please use contact form at http://qt.digia.com | ||||
| ** | ||||
|
Miikka Heikkinen
|
r2574 | ** This file is part of the Qt Enterprise Charts Add-on. | ||
|
Miikka Heikkinen
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r2435 | ** | ||
| ** $QT_BEGIN_LICENSE$ | ||||
|
Miikka Heikkinen
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r2574 | ** Licensees holding valid Qt Enterprise licenses may use this file in | ||
| ** accordance with the Qt Enterprise License Agreement provided with the | ||||
|
Miikka Heikkinen
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r2435 | ** Software or, alternatively, in accordance with the terms contained in | ||
| ** a written agreement between you and Digia. | ||||
| ** | ||||
| ** If you have questions regarding the use of this file, please use | ||||
| ** contact form at http://qt.digia.com | ||||
| ** $QT_END_LICENSE$ | ||||
| ** | ||||
| ****************************************************************************/ | ||||
| // W A R N I N G | ||||
| // ------------- | ||||
| // | ||||
|
Miikka Heikkinen
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r2574 | // This file is not part of the Qt Enterprise Chart API. It exists purely as an | ||
|
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 | ||||
| #include <qnumeric.h> | ||||
| #include <QPointF> | ||||
| 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 | ||||