#ifndef _PLOT_MATRIX_H_
#define _PLOT_MATRIX_H_

#include <qframe.h>
#include <qwt_plot.h>

class PlotMatrix: public QFrame
{
    Q_OBJECT

public:
    PlotMatrix( int rows, int columns, QWidget * parent = NULL); 
    virtual ~PlotMatrix();

    int numRows() const;
    int numColumns() const;

    QwtPlot* plot(int row, int column);
    const QwtPlot* plot(int row, int column) const;

    void enableAxis(int axisId, bool tf = true);
    bool axisEnabled(int axisId) const;

    void setAxisScale(int axisId, int rowOrColumn,
        double min, double max, double step = 0);

private Q_SLOTS:
    void scaleDivChanged();

private:
    void updateLayout();
    void alignVAxes(int col, int axis);

    class PrivateData;
    PrivateData *d_data;
};

#endif