|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 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 Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial 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
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#ifndef DOMAIN_H
|
|
|
#define DOMAIN_H
|
|
|
#include "qchartglobal.h"
|
|
|
#include <QRectF>
|
|
|
#include <QSizeF>
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
class Domain: public QObject {
|
|
|
Q_OBJECT
|
|
|
public:
|
|
|
explicit Domain(QObject* object=0);
|
|
|
virtual ~Domain();
|
|
|
|
|
|
void setRange(qreal minX, qreal maxX, qreal minY, qreal maxY);
|
|
|
void setRange(qreal minX, qreal maxX, qreal minY, qreal maxY, int tickXCount, int tickYCount);
|
|
|
void setRangeX(qreal min, qreal max);
|
|
|
void setRangeX(qreal min, qreal max, int tickCount);
|
|
|
void setRangeY(qreal min, qreal max);
|
|
|
void setRangeY(qreal min, qreal max, int tickCount);
|
|
|
void setMinX(qreal min);
|
|
|
void setMaxX(qreal max);
|
|
|
void setMinY(qreal min);
|
|
|
void setMaxY(qreal max);
|
|
|
|
|
|
qreal minX() const { return m_minX; }
|
|
|
qreal maxX() const { return m_maxX; }
|
|
|
qreal minY() const { return m_minY; }
|
|
|
qreal maxY() const { return m_maxY; }
|
|
|
|
|
|
qreal spanX() const;
|
|
|
qreal spanY() const;
|
|
|
bool isEmpty() const;
|
|
|
|
|
|
int tickXCount() const {return m_tickXCount;}
|
|
|
int tickYCount() const {return m_tickYCount;}
|
|
|
|
|
|
friend bool operator== (const Domain &domain1, const Domain &domain2);
|
|
|
friend bool operator!= (const Domain &domain1, const Domain &domain2);
|
|
|
friend QDebug operator<<(QDebug dbg, const Domain &domain);
|
|
|
|
|
|
void zoomIn(const QRectF& rect, const QSizeF& size);
|
|
|
void zoomOut(const QRectF& rect, const QSizeF& size);
|
|
|
void move(int dx,int dy,const QSizeF& size);
|
|
|
|
|
|
Q_SIGNALS:
|
|
|
void domainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY);
|
|
|
void rangeXChanged(qreal min, qreal max, int tickXCount);
|
|
|
void rangeYChanged(qreal min, qreal max, int tickYCount);
|
|
|
|
|
|
public Q_SLOTS:
|
|
|
void handleAxisXChanged(qreal min,qreal max,int tickXCount = 5,bool niceNumbers = false);
|
|
|
void handleAxisYChanged(qreal min,qreal max,int tickYCount = 5,bool niceNumbers = false);
|
|
|
|
|
|
private:
|
|
|
void looseNiceNumbers(qreal &min, qreal &max, int &ticksCount);
|
|
|
qreal niceNumber(qreal x,bool celing);
|
|
|
|
|
|
private:
|
|
|
qreal m_minX;
|
|
|
qreal m_maxX;
|
|
|
qreal m_minY;
|
|
|
qreal m_maxY;
|
|
|
int m_tickXCount;
|
|
|
int m_tickYCount;
|
|
|
bool m_niceNumbers;
|
|
|
};
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
|
|
#endif
|
|
|
|
