utctimeaxis.h

Go to the documentation of this file.

 
#ifndef OPENSWMMVIS_PLOT_UTCTIMEAXIS_H
#define OPENSWMMVIS_PLOT_UTCTIMEAXIS_H
 
#include <QCategoryAxis>
#include <QDateTime>
#include <QString>
 
namespace openswmmvis::plot {
 
class UtcTimeAxis : public QCategoryAxis
{
    Q_OBJECT
 
public:
    explicit UtcTimeAxis(QObject *parent = nullptr);
    ~UtcTimeAxis() override;
 
    void setFormat(const QString &format);
    QString format() const { return m_format; }
 
    void setTickCount(int count);
    int tickCount() const { return m_tickCount; }
 
    void setRange(const QDateTime &min, const QDateTime &max);
    void setRangeMs(qint64 minMs, qint64 maxMs);
    void setMin(const QDateTime &min);
    void setMax(const QDateTime &max);
 
    QDateTime min() const;
    QDateTime max() const;
 
    using QValueAxis::setRange;
    using QValueAxis::setMin;
    using QValueAxis::setMax;
 
signals:
    void rangeChangedUtc(const QDateTime &min, const QDateTime &max);
 
private:
    void rebuildLabels();
    void onValueRangeChanged(qreal min, qreal max);
 
    QString m_format = QStringLiteral("MM/dd/yyyy HH:mm");
    int     m_tickCount = 5;
    qint64  m_minMs = 0;
    qint64  m_maxMs = 0;
    bool    m_rebuilding = false;   
};
 
}  // namespace openswmmvis::plot
 
#endif  // OPENSWMMVIS_PLOT_UTCTIMEAXIS_H