##// END OF EJS Templates
Fix empty domain detection...
Fix empty domain detection Instead of using qFuzzyIsNull to detect if domain is empty use qFuzzyCompare. This will make it possible to draw axises with small ranges. Change-Id: Iea39f74e3eb317f20aab3061cd942cafca9ef08a Task-number: QTRD-3296 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

File last commit:

r2688:bdd8266c9c7d
r2711:76339f714f08
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pieslicedata_p.h
141 lines | 3.8 KiB | text/x-c | CLexer
/****************************************************************************
**
** 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>
QTCOMMERCIALCHART_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;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif // PIESLICEDATA_P_H