abstractdomain_p.h
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r0 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2016 The Qt Company Ltd. | ||||
** Contact: https://www.qt.io/licensing/ | ||||
** | ||||
** This file is part of the Qt Charts module of the Qt Toolkit. | ||||
** | ||||
** $QT_BEGIN_LICENSE:GPL$ | ||||
** Commercial License Usage | ||||
** Licensees holding valid commercial Qt licenses may use this file in | ||||
** accordance with the commercial license agreement provided with the | ||||
** Software or, alternatively, in accordance with the terms contained in | ||||
** a written agreement between you and The Qt Company. For licensing terms | ||||
** and conditions see https://www.qt.io/terms-conditions. For further | ||||
** information use the contact form at https://www.qt.io/contact-us. | ||||
** | ||||
** GNU General Public License Usage | ||||
** Alternatively, this file may be used under the terms of the GNU | ||||
** General Public License version 3 or (at your option) any later version | ||||
** approved by the KDE Free Qt Foundation. The licenses are as published by | ||||
** the Free Software Foundation and appearing in the file LICENSE.GPL3 | ||||
** included in the packaging of this file. Please review the following | ||||
** information to ensure the GNU General Public License requirements will | ||||
** be met: https://www.gnu.org/licenses/gpl-3.0.html. | ||||
** | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
// W A R N I N G | ||||
// ------------- | ||||
// | ||||
// This file is not part of the Qt 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 <QtCharts/QChartGlobal> | ||||
#include <QtCore/QRectF> | ||||
#include <QtCore/QSizeF> | ||||
#include <QtCore/QDebug> | ||||
QT_CHARTS_BEGIN_NAMESPACE | ||||
class QAbstractAxis; | ||||
class Q_AUTOTEST_EXPORT AbstractDomain: public QObject | ||||
{ | ||||
Q_OBJECT | ||||
public: | ||||
enum DomainType { UndefinedDomain, | ||||
XYDomain, | ||||
XLogYDomain, | ||||
LogXYDomain, | ||||
LogXLogYDomain, | ||||
XYPolarDomain, | ||||
XLogYPolarDomain, | ||||
LogXYPolarDomain, | ||||
LogXLogYPolarDomain }; | ||||
public: | ||||
explicit AbstractDomain(QObject *object = 0); | ||||
virtual ~AbstractDomain(); | ||||
virtual 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; } | ||||
void zoomReset(); | ||||
void storeZoomReset(); | ||||
bool isZoomed() { return m_zoomed; } | ||||
friend bool Q_AUTOTEST_EXPORT operator== (const AbstractDomain &domain1, const AbstractDomain &domain2); | ||||
friend bool Q_AUTOTEST_EXPORT operator!= (const AbstractDomain &domain1, const AbstractDomain &domain2); | ||||
friend QDebug Q_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 QVector<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: | ||||
void adjustLogDomainRanges(qreal &min, qreal &max); | ||||
qreal m_minX; | ||||
qreal m_maxX; | ||||
qreal m_minY; | ||||
qreal m_maxY; | ||||
QSizeF m_size; | ||||
bool m_signalsBlocked; | ||||
bool m_zoomed; | ||||
qreal m_zoomResetMinX; | ||||
qreal m_zoomResetMaxX; | ||||
qreal m_zoomResetMinY; | ||||
qreal m_zoomResetMaxY; | ||||
}; | ||||
QT_CHARTS_END_NAMESPACE | ||||
#endif // ABSTRACTDOMAIN_H | ||||