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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd
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** All rights reserved.
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** For any questions to The Qt Company, please use contact form at http://qt.io
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**
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** This file is part of the Qt Charts module.
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**
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** Licensees holding valid commercial license for Qt may use this file in
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** accordance with the Qt License Agreement provided with the Software
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** or, alternatively, in accordance with the terms contained in a written
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** agreement between you and The Qt Company.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.io
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**
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****************************************************************************/
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt Enterprise Chart API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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#ifndef PIESLICEDATA_P_H
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#define PIESLICEDATA_P_H
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#include <QtCharts/QChartGlobal>
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#include <QtCharts/QPieSlice>
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#include <QtGui/QPen>
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#include <QtGui/QBrush>
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QT_CHARTS_BEGIN_NAMESPACE
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template <class T>
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class Themed : public T
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{
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public:
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Themed(): m_isThemed(true) {}
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inline T &operator=(const T &other) { return T::operator =(other); }
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inline bool operator!=(const T &other) const { return T::operator !=(other); }
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inline bool operator!=(const Themed &other) const
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{
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if (T::operator !=(other))
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return true;
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if (m_isThemed != other.m_isThemed)
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return true;
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return false;
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}
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inline void setThemed(bool state) { m_isThemed = state; }
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inline bool isThemed() const { return m_isThemed; }
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private:
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bool m_isThemed;
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};
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class PieSliceData
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{
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public:
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PieSliceData() :
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m_value(0),
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m_isExploded(false),
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m_explodeDistanceFactor(0.15),
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m_isLabelVisible(false),
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m_labelPosition(QPieSlice::LabelOutside),
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m_labelArmLengthFactor(0.15),
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m_percentage(0),
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m_radius(0),
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m_startAngle(0),
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m_angleSpan(0),
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m_holeRadius(0)
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{
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}
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bool operator!=(const PieSliceData &other) const {
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if (!qFuzzyIsNull(m_value - other.m_value))
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return true;
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if (m_slicePen != other.m_slicePen ||
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m_sliceBrush != other.m_sliceBrush)
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return true;
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if (m_isExploded != other.m_isExploded ||
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!qFuzzyIsNull(m_explodeDistanceFactor - other.m_explodeDistanceFactor))
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return true;
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if (m_isLabelVisible != other.m_isLabelVisible ||
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m_labelText != other.m_labelText ||
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m_labelFont != other.m_labelFont ||
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m_labelPosition != other.m_labelPosition ||
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!qFuzzyIsNull(m_labelArmLengthFactor - other.m_labelArmLengthFactor) ||
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m_labelBrush != other.m_labelBrush)
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return true;
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if (!qFuzzyIsNull(m_percentage - other.m_percentage) ||
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m_center != other.m_center ||
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!qFuzzyIsNull(m_radius - other.m_radius) ||
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!qFuzzyIsNull(m_startAngle - other.m_startAngle) ||
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!qFuzzyIsNull(m_angleSpan - other.m_angleSpan))
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return true;
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return false;
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}
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qreal m_value;
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Themed<QPen> m_slicePen;
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Themed<QBrush> m_sliceBrush;
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bool m_isExploded;
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qreal m_explodeDistanceFactor;
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bool m_isLabelVisible;
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QString m_labelText;
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Themed<QFont> m_labelFont;
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QPieSlice::LabelPosition m_labelPosition;
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qreal m_labelArmLengthFactor;
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Themed<QBrush> m_labelBrush;
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qreal m_percentage;
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QPointF m_center;
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qreal m_radius;
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qreal m_startAngle;
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qreal m_angleSpan;
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qreal m_holeRadius;
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};
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QT_CHARTS_END_NAMESPACE
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#endif // PIESLICEDATA_P_H
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