progressreporter.h

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#ifndef PROGRESSREPORTER_H
#define PROGRESSREPORTER_H
 
#include <QString>
 
class ProgressReporter
{
public:
    virtual ~ProgressReporter() = default;
 
    virtual void Start() {}
 
    virtual void Finish() {}
 
    virtual void AppendPoint(const double& x, const double& y, int chart = 0) = 0;
 
    virtual void SetProgress(const double& prog) = 0;
 
    virtual void SetProgress2(const double& prog) = 0;
 
    virtual void SetLabel(const QString& label) = 0;
 
    virtual void SetYRange(const double& y0, const double& y1, int chart = 0) = 0;
 
    virtual void SetXRange(const double& x0, const double& x1, int chart = 0) = 0;
 
    virtual void SetTitle(const QString& title, int chart = 0) = 0;
 
    virtual void SetXAxisTitle(const QString& title, int chart = 0) = 0;
 
    virtual void SetYAxisTitle(const QString& title, int chart = 0) = 0;
 
    virtual void ClearGraph(int chart = 0) = 0;
 
    virtual void SetChartTitle(int i, const QString& title) = 0;
};
 
class NullProgressReporter : public ProgressReporter
{
public:
    void AppendPoint(const double&, const double&, int) override {}
    void SetProgress(const double&) override {}
    void SetProgress2(const double&) override {}
    void SetLabel(const QString&) override {}
    void SetYRange(const double&, const double&, int) override {}
    void SetXRange(const double&, const double&, int) override {}
    void SetTitle(const QString&, int) override {}
    void SetXAxisTitle(const QString&, int) override {}
    void SetYAxisTitle(const QString&, int) override {}
    void ClearGraph(int) override {}
    void SetChartTitle(int, const QString&) override {}
};
 
#endif // PROGRESSREPORTER_H