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

93 lines
1.6 KiB
C++

// -*- C++ -*-
#ifndef __range_base_h__
#define __range_base_h__
#include <cstdlib>
#include <vector>
#include <memory>
#include "base_def.h"
namespace MultiArrayTools
{
class RangeBase;
}
#include "vindex_base.h"
namespace MultiArrayTools
{
size_t indexId();
enum class SpaceType
{
NONE = 0,
ANY = 1,
#define include_range_type(x,n) x = n,
#include "range_types/header.h"
#undef include_range_type
};
class RangeFactoryBase
{
public:
RangeFactoryBase() = default;
virtual ~RangeFactoryBase() = default;
// should return mProd !!
virtual std::shared_ptr<RangeBase> create() = 0;
protected:
std::shared_ptr<RangeBase> mProd;
// call this function before returning product !!
void setSelf();
};
class RangeBase
{
public:
virtual ~RangeBase() = default;
virtual size_t size() const = 0;
virtual size_t dim() const = 0;
virtual std::shared_ptr<VIWB> index() const = 0;
bool operator==(const RangeBase& in) const;
bool operator!=(const RangeBase& in) const;
//virtual bool regular() const = 0; // integer distance (e.g. 2,3,4,...)
//virtual bool linear() const = 0; // 1dim valuable (e.g. 2.45, 3.12, 3.56,...)
//virtual bool multi() const = 0; // mdim
//virtual bool maplike() const = 0; // meta type is ~ MultiArray<T,...>
friend RangeFactoryBase;
protected:
RangeBase() = default;
std::weak_ptr<RangeBase> mThis;
};
template <class Index>
class RangeInterface : public RangeBase
{
public:
typedef Index IndexType;
virtual Index begin() const = 0;
virtual Index end() const = 0;
protected:
RangeInterface() = default;
};
}
#endif