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