public ushort IndexToID(uint Index)
{
CSmartValue Value = new CSmartValue();
if (m_pData == null)
{
return(0);
}
uint HeadIndex = m_StartIndex;
uint TailIndex = m_StartIndex + GetDataLen();
ushort MemberID = 0;
HeadIndex += sizeof(byte) + sizeof(uint);
while (HeadIndex + sizeof(ushort) < TailIndex)
{
MemberID = BitConverter.ToUInt16(m_pData, (int)HeadIndex);
if (Index == 0)
{
return(MemberID);
}
HeadIndex += sizeof(ushort);
if (!Value.Attach(m_pData, HeadIndex, TailIndex - HeadIndex, CSmartValue.SMART_VALUE_TYPE.VT_UNKNOWN))
{
break;
}
HeadIndex += Value.GetDataLen();
Index--;
}
return(0);
}
public CSmartValue GetMember(ushort ID)
{
CSmartValue Value = new CSmartValue();
if (m_pData == null)
{
return(Value);
}
uint HeadIndex = m_StartIndex;
uint TailIndex = m_StartIndex + GetDataLen();
HeadIndex += sizeof(byte) + sizeof(uint);
while (HeadIndex + sizeof(ushort) < TailIndex)
{
ushort MemberID = BitConverter.ToUInt16(m_pData, (int)HeadIndex);
HeadIndex += sizeof(ushort);
if (!Value.Attach(m_pData, HeadIndex, TailIndex - HeadIndex, CSmartValue.SMART_VALUE_TYPE.VT_UNKNOWN))
{
break;
}
if (MemberID == ID)
{
return(Value);
}
HeadIndex += Value.GetDataLen();
}
Value.Destory();
return(Value);
}
public CSmartValue GetMemberByIndex(uint Index)
{
CSmartValue Value = new CSmartValue();
if (m_pData == null)
{
return(Value);
}
uint HeadIndex = m_StartIndex;
uint TailIndex = m_StartIndex + GetDataLen();
HeadIndex += sizeof(byte) + sizeof(uint);
while (HeadIndex + sizeof(ushort) < TailIndex)
{
HeadIndex += sizeof(ushort);
if (!Value.Attach(m_pData, HeadIndex, TailIndex - HeadIndex, CSmartValue.SMART_VALUE_TYPE.VT_UNKNOWN))
{
break;
}
HeadIndex += Value.GetDataLen();
if (Index == 0)
{
return(Value);
}
Index--;
}
Value.Destory();
return(Value);
}
public bool AddMember(ushort ID, CSmartValue Value)
{
uint BufferSize = 0;
int StartIndex = PrepareMember(ref BufferSize);
if (StartIndex >= 0)
{
CSmartValue SmartValue = new CSmartValue();
if (SmartValue.Attach(m_pData, (uint)StartIndex, BufferSize, CSmartValue.SMART_VALUE_TYPE.VT_STRUCT))
{
if (SmartValue.SetValue(Value))
{
return(FinishMember(ID, SmartValue.GetDataLen()));
}
}
}
return(false);
}
public int GetMemberCount()
{
if (m_pData == null)
{
return(0);
}
uint HeadIndex = m_StartIndex;
uint TailIndex = m_StartIndex + GetDataLen();
int MemberCount = 0;
HeadIndex += sizeof(byte) + sizeof(uint);
while (HeadIndex + sizeof(ushort) < TailIndex)
{
HeadIndex += sizeof(ushort);
CSmartValue Value = new CSmartValue(m_pData, HeadIndex, TailIndex - HeadIndex, CSmartValue.SMART_VALUE_TYPE.VT_UNKNOWN);
HeadIndex += Value.GetDataLen();
MemberCount++;
}
return(MemberCount);
}
public CSmartValue GetNextMember(ref int Pos, ref ushort MemberID)
{
CSmartValue Value = new CSmartValue();
if (m_pData == null)
{
Pos = 0;
return(Value);
}
if (Pos != 0)
{
uint HeadIndex = (uint)Pos;
uint TailIndex = m_StartIndex + GetDataLen();
MemberID = BitConverter.ToUInt16(m_pData, (int)HeadIndex);
HeadIndex += sizeof(ushort);
if (HeadIndex >= TailIndex)
{
Pos = 0;
}
else
{
if (!Value.Attach(m_pData, HeadIndex, TailIndex - HeadIndex, CSmartValue.SMART_VALUE_TYPE.VT_UNKNOWN))
{
Pos = 0;
return(Value);
}
Pos = (int)(HeadIndex + Value.GetDataLen());
if (Pos >= (int)TailIndex)
{
Pos = 0;
}
}
}
return(Value);
}
