xydataset.h

// Name:    xydataset.h
// Purpose: xy dataset declarations
// Author:  Moskvichev Andrey V.
// Created: 2008/11/07
// Copyright:   (c) 2008-2010 Moskvichev Andrey V.
// Licence: wxWidgets licence

#ifndef XYDATASET_H_
#define XYDATASET_H_

#include <wx/dataset.h>
#include <wx/axis/axis.h>

class XYRenderer;

class WXDLLIMPEXP_FREECHART XYDataset : public Dataset
{
    DECLARE_CLASS(XYDataset)
public:
    XYDataset();
    virtual ~XYDataset();

    XYRenderer *GetRenderer()
    {
        return (XYRenderer *) m_renderer;
    }

    virtual double GetX(size_t index, size_t serie) = 0;

    virtual double GetY(size_t index, size_t serie) = 0;

    virtual double GetMaxY();

    virtual double GetMinY();

    virtual double GetMaxX();

    virtual double GetMinX();


    virtual double GetMinValue(bool verticalAxis);

    virtual double GetMaxValue(bool verticalAxis);


protected:
    virtual bool AcceptRenderer(Renderer *r);

private:
};

//
// Helper functions.
//
void ClipHoriz(Axis *axis, double &x, double &y, double x1, double y1);

void ClipVert(Axis *axis, double &x, double &y, double x1, double y1);

#endif /*XYDATASET_H_*/