output.hh

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#ifndef __BASE_STATS_OUTPUT_HH__
#define __BASE_STATS_OUTPUT_HH__

#include <list>
#include <string>

namespace Stats {

class Info;
class ScalarInfo;
class VectorInfo;
class DistInfo;
class VectorDistInfo;
class Vector2dInfo;
class FormulaInfo;
class SparseHistInfo; // Sparse histogram

struct Output
{
    virtual ~Output() {}

    virtual void begin() = 0;
    virtual void end() = 0;
    virtual bool valid() const = 0;

    virtual void beginGroup(const char *name) = 0;
    virtual void endGroup() = 0;

    virtual void visit(const ScalarInfo &info) = 0;
    virtual void visit(const VectorInfo &info) = 0;
    virtual void visit(const DistInfo &info) = 0;
    virtual void visit(const VectorDistInfo &info) = 0;
    virtual void visit(const Vector2dInfo &info) = 0;
    virtual void visit(const FormulaInfo &info) = 0;
    virtual void visit(const SparseHistInfo &info) = 0; // Sparse histogram
};

} // namespace Stats

#endif // __BASE_STATS_OUTPUT_HH__