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/****************************************************************************
**
** Copyright (C) 2013 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
** $QT_END_LICENSE$
**
****************************************************************************/
// W A R N I N G
// -------------
//
// This file is not part of the QtCommercial 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 ABSTRACTDOMAIN_H
#define ABSTRACTDOMAIN_H
#include "qchartglobal.h"
#include <QRectF>
#include <QSizeF>
#include <QDebug>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class QAbstractAxis;
class QTCOMMERCIALCHART_AUTOTEST_EXPORT AbstractDomain: public QObject
{
Q_OBJECT
public:
enum DomainType { UndefinedDomain, XYDomain, XLogYDomain, LogXYDomain, LogXLogYDomain };
public:
explicit AbstractDomain(QObject *object = 0);
virtual ~AbstractDomain();
void setSize(const QSizeF& size);
QSizeF size() const;
virtual DomainType type() = 0;
virtual void setRange(qreal minX, qreal maxX, qreal minY, qreal maxY) = 0;
void setRangeX(qreal min, qreal max);
void setRangeY(qreal min, qreal max);
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;
void blockRangeSignals(bool block);
bool rangeSignalsBlocked() const { return m_signalsBlocked; }
friend bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator== (const AbstractDomain &domain1, const AbstractDomain &domain2);
friend bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator!= (const AbstractDomain &domain1, const AbstractDomain &domain2);
friend QDebug QTCOMMERCIALCHART_AUTOTEST_EXPORT operator<<(QDebug dbg, const AbstractDomain &domain);
virtual void zoomIn(const QRectF &rect) = 0;
virtual void zoomOut(const QRectF &rect) = 0;
virtual void move(qreal dx, qreal dy) = 0;
virtual QPointF calculateGeometryPoint(const QPointF &point, bool &ok) const = 0;
virtual QPointF calculateDomainPoint(const QPointF &point) const = 0;
virtual QVector<QPointF> calculateGeometryPoints(const QList<QPointF>& vector) const = 0;
virtual bool attachAxis(QAbstractAxis* axis);
virtual bool detachAxis(QAbstractAxis* axis);
static void looseNiceNumbers(qreal &min, qreal &max, int &ticksCount);
static qreal niceNumber(qreal x, bool ceiling);
Q_SIGNALS:
void updated();
void rangeHorizontalChanged(qreal min, qreal max);
void rangeVerticalChanged(qreal min, qreal max);
public Q_SLOTS:
void handleVerticalAxisRangeChanged(qreal min,qreal max);
void handleHorizontalAxisRangeChanged(qreal min,qreal max);
protected:
qreal m_minX;
qreal m_maxX;
qreal m_minY;
qreal m_maxY;
QSizeF m_size;
bool m_signalsBlocked;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif // ABSTRACTDOMAIN_H
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