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Diffstat (limited to 'src/charts/piechart/pieslicedata_p.h')
-rw-r--r-- | src/charts/piechart/pieslicedata_p.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/charts/piechart/pieslicedata_p.h b/src/charts/piechart/pieslicedata_p.h new file mode 100644 index 00000000..37985121 --- /dev/null +++ b/src/charts/piechart/pieslicedata_p.h @@ -0,0 +1,141 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc +** All rights reserved. +** For any questions to Digia, please use contact form at http://qt.digia.com +** +** This file is part of the Qt Enterprise Charts Add-on. +** +** $QT_BEGIN_LICENSE$ +** Licensees holding valid Qt Enterprise licenses may use this file in +** accordance with the Qt Enterprise License Agreement provided with the +** 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 +// ------------- +// +// This file is not part of the Qt Enterprise Chart API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. + +#ifndef PIESLICEDATA_P_H +#define PIESLICEDATA_P_H + +#include <qchartglobal.h> +#include <qpieslice.h> +#include <QPen> +#include <QBrush> + +QT_CHARTS_BEGIN_NAMESPACE + +template <class T> +class Themed : public T +{ +public: + Themed(): m_isThemed(true) {} + + inline T &operator=(const T &other) { return T::operator =(other); } + + inline bool operator!=(const T &other) const { return T::operator !=(other); } + inline bool operator!=(const Themed &other) const + { + if (T::operator !=(other)) + return true; + + if (m_isThemed != other.m_isThemed) + return true; + + return false; + } + + inline void setThemed(bool state) { m_isThemed = state; } + inline bool isThemed() const { return m_isThemed; } + +private: + bool m_isThemed; +}; + +class PieSliceData +{ +public: + PieSliceData() : + m_value(0), + m_isExploded(false), + m_explodeDistanceFactor(0.15), + m_isLabelVisible(false), + m_labelPosition(QPieSlice::LabelOutside), + m_labelArmLengthFactor(0.15), + m_percentage(0), + m_radius(0), + m_startAngle(0), + m_angleSpan(0), + m_holeRadius(0) + { + } + + bool operator!=(const PieSliceData &other) const { + if (!qFuzzyIsNull(m_value - other.m_value)) + return true; + + if (m_slicePen != other.m_slicePen || + m_sliceBrush != other.m_sliceBrush) + return true; + + if (m_isExploded != other.m_isExploded || + !qFuzzyIsNull(m_explodeDistanceFactor - other.m_explodeDistanceFactor)) + return true; + + if (m_isLabelVisible != other.m_isLabelVisible || + m_labelText != other.m_labelText || + m_labelFont != other.m_labelFont || + m_labelPosition != other.m_labelPosition || + !qFuzzyIsNull(m_labelArmLengthFactor - other.m_labelArmLengthFactor) || + m_labelBrush != other.m_labelBrush) + return true; + + if (!qFuzzyIsNull(m_percentage - other.m_percentage) || + m_center != other.m_center || + !qFuzzyIsNull(m_radius - other.m_radius) || + !qFuzzyIsNull(m_startAngle - other.m_startAngle) || + !qFuzzyIsNull(m_angleSpan - other.m_angleSpan)) + return true; + + return false; + } + + qreal m_value; + + Themed<QPen> m_slicePen; + Themed<QBrush> m_sliceBrush; + + bool m_isExploded; + qreal m_explodeDistanceFactor; + + bool m_isLabelVisible; + QString m_labelText; + Themed<QFont> m_labelFont; + QPieSlice::LabelPosition m_labelPosition; + qreal m_labelArmLengthFactor; + Themed<QBrush> m_labelBrush; + + qreal m_percentage; + QPointF m_center; + qreal m_radius; + qreal m_startAngle; + qreal m_angleSpan; + + qreal m_holeRadius; +}; + +QT_CHARTS_END_NAMESPACE + +#endif // PIESLICEDATA_P_H |