58 lines
1,018 B
C++
58 lines
1,018 B
C++
// Copyright (c) 1994 James Clark
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// See the file COPYING for copying permission.
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#ifndef ISet_INCLUDED
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#define ISet_INCLUDED
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#include <stddef.h>
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#include "Vector.h"
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#include "Boolean.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> class ISetIter;
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template<class T>
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struct ISetRange {
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T min;
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T max;
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};
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template<class T>
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class ISet {
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public:
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ISet();
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ISet(const T *, size_t);
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~ISet();
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Boolean contains(T) const;
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void remove(T);
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void add(T x) { addRange(x, x); }
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void addRange(T, T);
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#if 0
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void add(const ISet<T> &);
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#endif
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void check();
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void operator+=(T x) { addRange(x, x); }
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void clear();
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Boolean isSingleton() const {
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return r_.size() == 1 && r_[0].min == r_[0].max;
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}
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Boolean isEmpty() const { return r_.size() == 0; }
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void swap(ISet<T> &x) { r_.swap(x.r_); }
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friend class ISetIter<T>;
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private:
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Vector<ISetRange<T> > r_;
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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 /* not ISet_INCLUDED */
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#ifdef SP_DEFINE_TEMPLATES
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#include "ISet.cxx"
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#endif
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