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Delete CoBitField_Dynamic.h

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lawnjelly 2019-09-13 19:15:51 +01:00 committed by GitHub
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CoBitField_Dynamic.h
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#pragma once
#include <assert.h>
namespace Core { // namespace start
class CoBitField_Dynamic_IT
{
public:
// construction
void Initialize();
void Terminate();
private:
// prevent copying (see effective C++ scott meyers)
// there is no implementation for copy constructor, hence compiler will complain if you try to copy.
CoBitField_Dynamic_IT& operator=(const CoBitField_Dynamic_IT&);
public:
// create automatically blanks
void Create(unsigned int uiNumBits, bool bBlank = true);
void Destroy();
// public funcs
inline unsigned int GetNumBits() const {return m_uiNumBits;}
inline unsigned int GetBit(unsigned int uiBit) const;
inline void SetBit(unsigned int uiBit, unsigned int bSet);
void Blank(bool bSetOrZero = false);
void Invert();
void CopyFrom(const CoBitField_Dynamic_IT &source);
// loading / saving
unsigned char * GetData() {return m_pucData;}
const unsigned char * GetData() const {return m_pucData;}
unsigned int GetNumBytes() const {return m_uiNumBytes;}
protected:
// member funcs
void Initialize_Do();
void Terminate_Do();
// member vars
unsigned char * m_pucData;
unsigned int m_uiNumBytes;
unsigned int m_uiNumBits;
};
class CoBitField_Dynamic : public CoBitField_Dynamic_IT
{
public:
// call initialize and terminate automatically
CoBitField_Dynamic(unsigned int uiNumBits) {Initialize_Do(); Create(uiNumBits);}
CoBitField_Dynamic() {Initialize_Do();}
~CoBitField_Dynamic() {Terminate_Do();}
// disallow explicit calls
void Initialize();
void Terminate();
};
//////////////////////////////////////////////////////////
inline unsigned int CoBitField_Dynamic_IT::GetBit(unsigned int uiBit) const
{
assert (m_pucData);
unsigned int uiByteNumber = uiBit >> 3; // divide by 8
assert (uiByteNumber < m_uiNumBytes);
unsigned char uc = m_pucData[uiByteNumber];
unsigned int uiBitSet = uc & (1 << (uiBit & 7));
return uiBitSet;
}
inline void CoBitField_Dynamic_IT::SetBit(unsigned int uiBit, unsigned int bSet)
{
assert (m_pucData);
unsigned int uiByteNumber = uiBit >> 3; // divide by 8
assert (uiByteNumber < m_uiNumBytes);
unsigned char uc = m_pucData[uiByteNumber];
unsigned int uiMask = 1 << (uiBit & 7);
if (bSet)
{
uc = uc | uiMask;
}
else
{
uc &= ~uiMask;
}
m_pucData[uiByteNumber] = uc;
}
} // namespace end