numberaxis.h

// Name:    numberaxis.h
// Purpose: Number axis declaration.
// Author:  Moskvichev Andrey V.
// Created: 2008/11/07
// Copyright:   (c) 2008-2010 Moskvichev Andrey V.
// Licence: wxWidgets licence

#ifndef NUMBERAXIS_H_
#define NUMBERAXIS_H_

#include <wx/axis/labelaxis.h>

class WXDLLIMPEXP_FREECHART NumberAxis : public LabelAxis
{
    DECLARE_CLASS(NumberAxis)
public:
    NumberAxis(AXIS_LOCATION location);
    virtual ~NumberAxis();

    virtual void UpdateBounds();

    void SetTickFormat(const wxString &tickFormat)
    {
        m_tickFormat = tickFormat;
        FireAxisChanged();
    }

    void SetLabelCount(size_t labelCount)
    {
        if (m_labelCount != labelCount) {
            m_labelCount = labelCount;
            FireAxisChanged();
        }
    }

    void IntegerValues(bool intValues = true)
    {
        if (m_intValues != intValues) {
            m_intValues = intValues;
            // TODO recalc tick steps
            FireAxisChanged();
        }
    }

    double GetMultiplier() const;

    void SetMultiplier(double multiplier);

    void SetFixedBounds(double minValue, double maxValue);

    virtual void GetDataBounds(double &minValue, double &maxValue) const;

    size_t GetLabelCount() const;

protected:
    virtual bool AcceptDataset(Dataset *dataset);
  void UpdateTickValues();

    //
    // LabelAxis
    //
    virtual double GetValue(size_t step);

    virtual void GetLabel(size_t step, wxString &label);

    virtual bool IsEnd(size_t step);

    virtual bool HasLabels();

    virtual wxSize GetLongestLabelExtent(wxDC &dc);

  bool m_fixedBounds;
    bool m_hasLabels;
  double m_minValue;
    double m_maxValue;

private:


    wxString m_tickFormat;


    double m_labelInterval;

    size_t m_labelCount;
    bool m_intValues;

    double m_multiplier;


};

#endif /*NUMBERAXIS_H_*/