cnorxz/install/include/ranges/index_base.h
2018-02-14 16:44:55 +01:00

157 lines
4 KiB
C++

// -*- C++ -*-
#ifndef __index_base_h__
#define __index_base_h__
#include <cstdlib>
#include <string>
#include <vector>
#include "rbase_def.h"
#include "range_base.h"
#include "index_type.h"
#include "vindex_wrapper.h"
#include "index_info.h"
#include "xfor/xfor.h"
namespace MultiArrayTools
{
template <class I, typename MetaType>
class IndexInterface
{
public:
//typedef typename I::RangeType RangeType;
//DEFAULT_MEMBERS(IndexInterface);
I& THIS() { return static_cast<I&>(*this); }
I const& THIS() const { return static_cast<I const&>(*this); }
~IndexInterface() = default;
IndexType type() const { return THIS().type(); }
I& operator=(size_t pos) { return THIS() = pos; }
I& operator++() { return THIS()++; }
I& operator--() { return THIS()--;}
int pp(std::intptr_t idxPtrNum) { return THIS().pp(idxPtrNum); }
int mm(std::intptr_t idxPtrNum) { return THIS().mm(idxPtrNum); }
bool operator==(const IndexInterface& in) const;
bool operator!=(const IndexInterface& in) const;
size_t dim() const { return THIS().dim(); }
size_t pos() const;
size_t max() const;
bool last() const { return THIS().last(); }
bool first() const { return THIS().first(); }
std::shared_ptr<RangeBase> vrange() const { return mRangePtr; }
/*auto range() const -> decltype( I::S_range(THIS()) ) { return I::S_range(THIS()); }
template <size_t N>
auto getPtr() const -> decltype(I::template S_get<N>(THIS()))
{ return I::template S_get<N>(THIS()); }
*/
std::shared_ptr<VIWB> getVPtr(size_t n) const { return THIS().getVPtr(n); }
std::vector<IndexInfo> infoVec() const { return THIS().infoVec(); }
size_t getStepSize(size_t n) const { return THIS().getStepSize(n); }
operator size_t() const;
std::string id() const { return THIS().id(); }
MetaType meta() const { return THIS().meta(); }
I& at(const MetaType& meta) { return THIS().at(meta); }
void print(size_t offset = 0) const { THIS().print(offset); }
IndexInfo info() const { return IndexInfo(THIS()); }
// CHECK / IMPLEMENT !!!!!!
template <class Expr>
auto ifor(const Expr ex) const -> decltype(THIS().template ifor<Expr>(ex))
{ return THIS().template ifor<Expr>(ex); }
template <class Expr>
auto iforh(const Expr ex) const -> decltype(THIS().template iforh<Expr>(ex))
{ return THIS().template iforh<Expr>(ex); }
private:
friend I;
IndexInterface() { mId = indexId(); }
IndexInterface(const IndexInterface& in) = default;
IndexInterface& operator=(const IndexInterface& in) = default;
IndexInterface(IndexInterface&& in) = default;
IndexInterface& operator=(IndexInterface&& in) = default;
IndexInterface(const std::shared_ptr<RangeBase>& range, size_t pos);
std::shared_ptr<RangeBase> mRangePtr;
size_t mPos;
size_t mId;
size_t mMax;
};
}
/* ========================= *
* --- TEMPLATE CODE --- *
* ========================= */
namespace MultiArrayTools
{
/**********************
* IndexInterface *
**********************/
template <class I, typename MetaType>
IndexInterface<I,MetaType>::IndexInterface(const std::shared_ptr<RangeBase>& range,
size_t pos) : mRangePtr(range),
mPos(pos),
mMax(mRangePtr->size())
{
mId = indexId();
}
template <class I, typename MetaType>
bool IndexInterface<I,MetaType>::operator==(const IndexInterface& in) const
{
return in.mPos == mPos and in.mRangePtr.get() == mRangePtr.get();
}
template <class I, typename MetaType>
bool IndexInterface<I,MetaType>::operator!=(const IndexInterface& in) const
{
return in.mPos != mPos or in.mRangePtr.get() != mRangePtr.get();
}
template <class I, typename MetaType>
size_t IndexInterface<I,MetaType>::pos() const
{
return mPos;
}
template <class I, typename MetaType>
size_t IndexInterface<I,MetaType>::max() const
{
return mMax;
}
template <class I, typename MetaType>
IndexInterface<I,MetaType>::operator size_t() const
{
return pos();
}
}
#endif