DbHandle.h

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// Copyright (C) 2002-2024, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2024 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
 
 
 
 
#ifndef ODDBHANDLE
#define ODDBHANDLE 
 
#include "TD_PackPush.h"
 
#include "DbRootExport.h"
#include "OdArrayPreDef.h"
#include "OdaDefs.h"
#include "OdString.h"

DBROOT_EXPORT int getHexValue(
  int hexDigit);

//TOOLKIT_EXPORT OdInt64 atoi64(const OdChar* pStr);
//TOOLKIT_EXPORT void    i64toA(const OdInt64 &val, OdChar* pStr);
 
 
template <class T>
struct OdDbHandleConvertible;
 

 
template <class T>
struct OdDbHandleConvertible;
 
 
 
class DBROOT_EXPORT OdDbHandle
{
public:
  OdDbHandle() : m_val(0) {}

  OdDbHandle(const OdDbHandle& value) = default;
 
#ifndef SWIG
  template <class T, std::enable_if<OdDbHandleConvertible<typename std::remove_reference<typename std::remove_cv<T>::type>::type>::value>* = nullptr>
  
  OdDbHandle(T value) : m_val(static_cast<OdUInt64>(value)) {}
#endif

  OdDbHandle(OdUInt64 value) : m_val(value) {}
  
  OdDbHandle(const OdChar* value) { *this = value; }

  OdDbHandle(const char* value) { *this = value; }

  OdDbHandle(const OdString& value) { *this = (const OdChar*)value; }

  OdDbHandle(const OdAnsiString& value) { *this = (const char*)value; }

  OdDbHandle(int value) : m_val(value) {}
#if OD_SIZEOF_LONG == 4

  OdDbHandle(OdInt32 value) : m_val(value) {}
#endif
  OdDbHandle& operator=(OdUInt64 value) 
  {
    m_val = value;
    return *this;
  }
  
  OdDbHandle& operator=(const OdChar* value);

  OdDbHandle& operator=(const char* value);

  OdDbHandle& operator=(const OdDbHandle& value) = default;

  OdDbHandle& operator=(int value)
  {
    m_val = value;
    return *this;
  }

  operator OdUInt64() const { return m_val; }
  
    void getIntoAsciiBuffer(
    OdChar* pBuf) const;
    
  OdString ascii() const;
  bool isNull() const { return m_val == 0; }
  
  bool operator == (
    OdUInt64 value) const { return m_val == value; }
  
  bool operator != (
    OdUInt64 value) const { return m_val != value; }
  
  bool operator > (
    OdUInt64 value) const { return m_val > value; }
  
  bool operator < (
    OdUInt64 value) const { return m_val < value; }
  
  bool operator <= (
    OdUInt64 value) const { return m_val < value || m_val == value; }
  
  bool operator >= (
    OdUInt64 value) const { return m_val > value || m_val == value; }
  
  OdDbHandle& operator+=(
    const OdInt64& value)
  {
    m_val += value;
    ODA_ASSERT_ONCE(!isNull()); // check handle stuff overflow
    return *this;
  }

  OdDbHandle operator+(
    const OdInt64& value)
  {
    OdDbHandle res;
    res.m_val = m_val + value;
    return res;
  }

    void bytes(
    OdUInt8 * bytes) const
  {
    OdUInt64 val = m_val;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes++ = (OdUInt8)(val & 0xFF);
    val >>= 8;
    *bytes = (OdUInt8)(val & 0xFF);
  }
 
private:
    OdUInt64  m_val;
};
 

typedef OdArray<OdDbHandle> OdHandleArray;
 
#include "TD_PackPop.h"
 
#endif