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#ifndef AGGREGATE_H
#define AGGREGATE_H
#include "scripts.h"
#include <boost/function.hpp>
class Aggregate : public SourceObject {
public:
Aggregate(ScriptNodePtr);
virtual void reset() const = 0;
void pushValue() const;
protected:
virtual void pushValue(const VariableType &) const = 0;
private:
Variable value;
};
class ValueAggregate : public Aggregate {
public:
ValueAggregate(ScriptNodePtr);
virtual VariableType resultValue() const = 0;
};
typedef boost::intrusive_ptr<const ValueAggregate> ValueAggregateCPtr;
class SetAggregate : public Aggregate {
public:
typedef boost::function1<void, VariableType> UseAgg;
SetAggregate(ScriptNodePtr);
virtual void onResultValues(const UseAgg &) const = 0;
};
typedef boost::intrusive_ptr<const SetAggregate> SetAggregateCPtr;
#endif
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