#ifndef CHART_AXES_H
#define CHART_AXES_H

#include <QtCore>
#include <QtWidgets>

class ChartScene;

class ChartAxes
{
public:
    ChartAxes(ChartScene* scene, int xTickInterval);
    void paint();

private:
    enum TickOrientation
    {
        XTick,
        YTick
    };

private:
    static QPointF getTickVector(TickOrientation orientation);
    static QPointF getLabelOffset(TickOrientation orientation);
    static qreal getLabelXAlignOffset(qreal labelWidth, TickOrientation orientation);

private:
    void addAxisLines();
    void addTicks();
    void addXTicks();
    void addYTicks();
    void addLabel(const QString& labelText, const QPointF& pos,
        TickOrientation orientation);
    QPointF getTickOrigin(TickOrientation orientation) const;
    void addHRuler(const QPointF& pos);
    void addTick(const QPointF& pos, TickOrientation orientation);
    void addLabelledXTick(int index, QPointF& pos);
    void addLabelledYTick(int value, QPointF& pos, qreal posSpacing);

private:
    static const int TickLength = 5;
    static const QPointF XLabelOffset;
    static const QPointF YLabelOffset;
    static const QFont TickLabelFont;

private:
    ChartScene* scene;
    int xTickInterval;
};

#endif