40 lines
667 B
C++
40 lines
667 B
C++
// Copyright (c) 1994 James Clark
|
|
// See the file COPYING for copying permission.
|
|
|
|
#ifndef ISetIter_INCLUDED
|
|
#define ISetIter_INCLUDED
|
|
|
|
#include <stddef.h>
|
|
#include "ISet.h"
|
|
|
|
#ifdef SP_NAMESPACE
|
|
namespace SP_NAMESPACE {
|
|
#endif
|
|
|
|
template<class T>
|
|
class ISetIter {
|
|
public:
|
|
ISetIter(const ISet<T> &s) : p_(&s), i_(0) { }
|
|
// min and max are not changed if 0 is returned.
|
|
int next(T &min, T &max)
|
|
{
|
|
if (i_ < p_->r_.size()) {
|
|
min = p_->r_[i_].min;
|
|
max = p_->r_[i_].max;
|
|
i_++;
|
|
return 1;
|
|
}
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
private:
|
|
const ISet<T> *p_;
|
|
size_t i_;
|
|
};
|
|
|
|
#ifdef SP_NAMESPACE
|
|
}
|
|
#endif
|
|
|
|
#endif /* ISetIter_INCLUDED */
|