public Tag(ref Device device, TAGENTRY tTagEntry, DWORD dwRelativeOffset, DWORD dwParentOffset)
{
tagDevice = device;
tagName = tTagEntry.strName;
tagStringSize = tTagEntry.stringSize;
tagArrayRows = tTagEntry.arrayRows;
tagArrayCols = tTagEntry.arrayCols;
tagDataType = tTagEntry.dataType;
tagReadWrite = tTagEntry.Access;
tagScanRateMS = 100;
tagDescription = tTagEntry.description;
tagGroupName = tTagEntry.groupName;
tagRelativeOffset = dwRelativeOffset;
tagSharedMemoryOffset = dwParentOffset + dwRelativeOffset;
tagWriteRequestPending = false;
tagReadRequestPending = false;
tagWriteResponsePending = false;
tagReadResponsePending = false;
if ((tTagEntry.Access == AccessType.READONLY) ||
(tTagEntry.Access == AccessType.READWRITE))
{
tagReadData = new TagData(tTagEntry.dataType,
tTagEntry.stringSize, tTagEntry.arrayRows, tTagEntry.arrayCols);
}
if ((tTagEntry.Access == AccessType.READWRITE) ||
(tTagEntry.Access == AccessType.WRITEONLY))
{
tagWriteData = new TagData(tTagEntry.dataType,
tTagEntry.stringSize, tTagEntry.arrayRows, tTagEntry.arrayCols);
}
}
public Tag(DWORD _readOffset, DWORD _writeOffset, VALTYPE vType, WORD stringSize, int rows, int cols)
{
readOffset = _readOffset;
writeOffset = _writeOffset;
tagReadData = new TagData(_readOffset, vType, stringSize, rows, cols);
if (writeOffset != 0)
{
tagWriteData = new TagData(_writeOffset, vType, stringSize, rows, cols);
}
}