configuration.h

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#ifndef ARBITRARY_PRECISION_CALCULATION_CONFIGURATION_H_
#define ARBITRARY_PRECISION_CALCULATION_CONFIGURATION_H_

#include <string>
#include <vector>

#include "arbitrary_precision_calculation/random_number_generator.h"

namespace arbitraryprecisioncalculation {

namespace configuration {
enum CheckPrecisionMode {
    CHECK_PRECISION_ALWAYS_EXCEPT_STATISTICS,
    CHECK_PRECISION_ALWAYS,
    CHECK_PRECISION_NEVER
};
} // namespace configuration

class Configuration{
public:

    static void Init();

    static arbitraryprecisioncalculation::configuration::CheckPrecisionMode getCheckPrecisionMode();

    static void setCheckPrecisionMode(
            arbitraryprecisioncalculation::configuration::CheckPrecisionMode checkPrecisionMode);

    static double getCheckPrecisionProbability();

    static void setCheckPrecisionProbability(double checkPrecisionProbability);

    static bool isIncreasePrecisionRecommended();

    static void ResetIncreasePrecisionRecommended();

    static void RecommendIncreasePrecision();

    static int getInitialPrecision();

    static void setInitialPrecision(int initialPrecision);

    static int getOutputPrecision();

    static void setOutputPrecision(int outputPrecision);

    static int getPrecisionSafetyMargin();

    static void setPrecisionSafetyMargin(int precisionSafetyMargin);

    static RandomNumberGenerator* getStandardRandomNumberGenerator();

    static void setStandardRandomNumberGenerator(
            RandomNumberGenerator* standardRandomNumberGenerator);

private:
    static int initial_precision_;
    static bool initial_precision_already_set_;
    static int precision_safety_margin_;


    static arbitraryprecisioncalculation::configuration::CheckPrecisionMode check_precision_mode_;
    static double check_precision_probability_;
    static bool increase_precision_recommended_;

    static int output_precision_;

    static RandomNumberGenerator* standard_random_number_generator_;


}; // class Configuration

} // namespace arbitraryprecisioncalculation

#endif /* ARBITRARY_PRECISION_CALCULATION_CONFIGURATION_H_ */