gridvaluescsv.h

#ifndef GRIDVALUESCSV_H

#define GRIDVALUESCSV_H

#include "gridvalues.h"
#include "booltype.h"
#include "csvfile.h"
#include <assert.h>
#include <vector>

class GridValuesCSV : public GridValues
{
public:
        GridValuesCSV();
        ~GridValuesCSV();

        bool_t init(const std::string &fileName, bool noNegativeValues = true, bool flipY = false);

        int getWidth() const                                                                                                                                    { return m_width; }
        int getHeight() const                                                                                                                                   { return m_height; }

        double getValue(int x, int y) const;
        void setValue(int x, int y, double v);

        bool isYFlipped() const                                                                                                                                 { return m_flipped; }

        std::string getFileName() const                                                                                                                 { return m_fileName; }
private:
        std::vector<double> m_values;
        int m_width, m_height;
        bool m_flipped;
        std::string m_fileName;
};

inline double GridValuesCSV::getValue(int x, int y) const
{
        assert(x >= 0 && x < m_width && y >= 0 && y < m_height);
        return m_values[x+y*m_width]; // values were flipped when loading
}

inline void GridValuesCSV::setValue(int x, int y, double v)
{
        assert(x >= 0 && x < m_width && y >= 0 && y < m_height);
        m_values[x+y*m_width] = v;
}

#endif // GRIDVALUESCSV_H