ultimatepp/uppsrc/Core/BiCont.h
cxl e0cfea221e std::initializer_list support
git-svn-id: svn://ultimatepp.org/upp/trunk@8869 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2015-08-30 06:30:37 +00:00

170 lines
8.1 KiB
C++

template <class T>
class BiVector : MoveableAndDeepCopyOption< BiVector<T> > {
protected:
T *vector;
int start;
int items;
int alloc;
int Ix(int i) const { return i + start < alloc ? i + start : i + start - alloc; }
int EI() const { return Ix(items - 1); }
void ReAlloc(int newalloc);
void Add0();
void DeepCopy0(const BiVector& src);
T *AddHead0() { AssertMoveable<T>(); Add0(); return &vector[start = Ix(alloc - 1)/*(start + alloc - 1) % alloc*/]; }
T *AddTail0() { AssertMoveable<T>(); Add0(); return &vector[EI()]; }
void Free();
void Pick(BiVector rval_ x) { vector = pick(x.vector); start = x.start; items = x.items;
alloc = x.alloc; ((BiVector&)x).items = -1; }
void Copy(T *dst, int start, int count) const;
public:
int GetCount() const { return items; }
bool IsEmpty() const { return items == 0; }
void Clear();
T& AddHead() { return *new(AddHead0()) T; }
T& AddTail() { return *new(AddTail0()) T; }
void AddHead(const T& x) { new(AddHead0()) T(x); }
void AddTail(const T& x) { new(AddTail0()) T(x); }
void AddHeadPick(T rval_ x) { new(AddHead0()) T(x); }
void AddTailPick(T rval_ x) { new(AddTail0()) T(x); }
T& Head() { ASSERT(items > 0); return vector[start]; }
T& Tail() { ASSERT(items > 0); return vector[EI()]; }
const T& Head() const { ASSERT(items > 0); return vector[start]; }
const T& Tail() const { ASSERT(items > 0); return vector[EI()]; }
void DropHead() { (&Head())->T::~T(); items--; start = Ix(1); }
void DropTail() { (&Tail())->T::~T(); items--; }
void DropHead(int n) { while(n-- > 0) BiVector<T>::DropHead(); }
void DropTail(int n) { while(n-- > 0) BiVector<T>::DropTail(); }
const T& operator[](int i) const { ASSERT(i >= 0 && i < items); return vector[Ix(i)]; }
T& operator[](int i) { ASSERT(i >= 0 && i < items); return vector[Ix(i)]; }
void Shrink();
void Reserve(int n);
int GetAlloc() const { return alloc; }
#ifdef UPP
void Serialize(Stream& s);
String ToString() const;
bool operator==(const BiVector<T>& b) const { return IsEqualArray(*this, b); }
bool operator!=(const BiVector<T>& b) const { return !operator==(b); }
int Compare(const BiVector<T>& b) const { return CompareArray(*this, b); }
bool operator<=(const BiVector<T>& x) const { return Compare(x) <= 0; }
bool operator>=(const BiVector<T>& x) const { return Compare(x) >= 0; }
bool operator<(const BiVector<T>& x) const { return Compare(x) < 0; }
bool operator>(const BiVector<T>& x) const { return Compare(x) > 0; }
#endif
bool IsPicked() const { return items < 0; }
BiVector(const BiVector& src, int) { DeepCopy0(src); }
BiVector(BiVector rval_ src) { Pick(pick(src)); }
void operator=(BiVector rval_ src) { Free(); Pick(pick(src)); }
BiVector() { start = items = alloc = 0; vector = NULL; }
~BiVector() { Free(); } // gcc4.0 workaround!!
#ifdef CPP_11
BiVector(std::initializer_list<T> init);
#endif
typedef ConstIIterator<BiVector> ConstIterator;
typedef IIterator<BiVector> Iterator;
typedef T ValueType;
ConstIterator Begin() const { return ConstIterator(*this, 0); }
ConstIterator End() const { return ConstIterator(*this, GetCount()); }
ConstIterator GetIter(int pos) const { return ConstIterator(*this, pos); }
Iterator Begin() { return Iterator(*this, 0); }
Iterator End() { return Iterator(*this, GetCount()); }
Iterator GetIter(int pos) { return Iterator(*this, pos); }
friend void Swap(BiVector& a, BiVector& b) { UPP::Swap(a.vector, b.vector);
UPP::Swap(a.start, b.start);
UPP::Swap(a.items, b.items);
UPP::Swap(a.alloc, b.alloc); }
STL_BI_COMPATIBILITY(BiVector<T>)
};
template <class T>
class BiArray : MoveableAndDeepCopyOption< BiArray<T> > {
protected:
BiVector<void *> bv;
void Free();
void DeepCopy0(const BiArray<T>& v);
public:
int GetCount() const { return bv.GetCount(); }
bool IsEmpty() const { return GetCount() == 0; }
void Clear() { Free(); bv.Clear(); }
T& AddHead() { T *q = new T; bv.AddHead(q); return *q; }
T& AddTail() { T *q = new T; bv.AddTail(q); return *q; }
void AddHead(const T& x) { bv.AddHead(DeepCopyNew(x)); }
void AddTail(const T& x) { bv.AddTail(DeepCopyNew(x)); }
void AddHeadPick(T rval_ x) { bv.AddHead(new T(x)); }
void AddTailPick(T rval_ x) { bv.AddTail(new T(x)); }
T& AddHead(T *newt) { bv.AddHead(newt); return *newt; }
T& AddTail(T *newt) { bv.AddTail(newt); return *newt; }
template <class TT> TT& CreateHead() { TT *q = new TT; bv.AddHead(q); return *q; }
template <class TT> TT& CreateTail() { TT *q = new TT; bv.AddTail(q); return *q; }
T& Head() { return *(T *) bv.Head(); }
T& Tail() { return *(T *) bv.Tail(); }
const T& Head() const { return *(const T *) bv.Head(); }
const T& Tail() const { return *(const T *) bv.Tail(); }
void DropHead() { delete (T*) bv.Head(); bv.DropHead(); }
void DropTail() { delete (T*) bv.Tail(); bv.DropTail(); }
T *DetachHead() { T *q = (T*) bv.Head(); bv.DropHead(); return q; }
T *DetachTail() { T *q = (T*) bv.Tail(); bv.DropTail(); return q; }
T& operator[](int i) { return *(T *) bv[i]; }
const T& operator[](int i) const { return *(const T *) bv[i]; }
void Shrink() { bv.Shrink(); }
void Reserve(int n) { bv.Reserve(n); }
int GetAlloc() const { return bv.GetAlloc(); }
#ifdef UPP
void Serialize(Stream& s);
String ToString() const;
bool operator==(const BiArray<T>& b) const { return IsEqualArray(*this, b); }
bool operator!=(const BiArray<T>& b) const { return !operator==(b); }
int Compare(const BiArray<T>& b) const { return CompareArray(*this, b); }
bool operator<=(const BiArray<T>& x) const { return Compare(x) <= 0; }
bool operator>=(const BiArray<T>& x) const { return Compare(x) >= 0; }
bool operator<(const BiArray<T>& x) const { return Compare(x) < 0; }
bool operator>(const BiArray<T>& x) const { return Compare(x) > 0; }
#endif
bool IsPicked() const { return bv.IsPicked(); }
BiArray(const BiArray& v, int) { DeepCopy0(v); }
BiArray(BiArray rval_ src) : bv(pick(src.bv)) {}
void operator=(BiArray rval_ src) { Free(); bv = pick(src.bv); }
BiArray() {}
~BiArray() { Free(); }
#ifdef CPP_11
BiArray(std::initializer_list<T> init);
#endif
typedef ConstIIterator<BiArray> ConstIterator;
typedef IIterator<BiArray> Iterator;
typedef T ValueType;
ConstIterator Begin() const { return ConstIterator(*this, 0); }
ConstIterator End() const { return ConstIterator(*this, GetCount()); }
ConstIterator GetIter(int pos) const { return ConstIterator(*this, pos); }
Iterator Begin() { return Iterator(*this, 0); }
Iterator End() { return Iterator(*this, GetCount()); }
Iterator GetIter(int pos) { return Iterator(*this, pos); }
friend void Swap(BiArray& a, BiArray& b) { UPP::Swap(a.bv, b.bv); }
STL_BI_COMPATIBILITY(BiArray<T>)
};