private Boolean Add(IModbusHoldingRegistersTag tag)
{
if (tag.Address == null)
{
return(false);
}
if (tag.Address.Table != Table.HoldingRegisters)
{
return(false);
}
if (tag.QuantityOfRegisters > MaxQuantityOfRegisters)
{
return(false);
}
if (Tags.Count == 0)
{
Tags.Add(tag);
this.Address = tag.Address;
this.QuantityOfRegisters = tag.QuantityOfRegisters;
return(true);
}
Address NewAddress = this.Address < tag.Address ? this.Address : tag.Address;
UInt16 FirstIndex = NewAddress.Index;
UInt16 LastIndex = Convert.ToUInt16(Math.Max(this.Address.Index + this.QuantityOfRegisters - 1, tag.Address.Index + tag.QuantityOfRegisters - 1));
UInt16 NewQuantityOfRegisters = Convert.ToUInt16(LastIndex - FirstIndex + 1);
if (NewQuantityOfRegisters > MaxQuantityOfRegisters)
{
return(false);
}
Tags.Add(tag);
this.Address = NewAddress;
this.QuantityOfRegisters = NewQuantityOfRegisters;
return(true);
}
private Boolean Add(IModbusHoldingRegistersTag tag)
{
if (tag.Address == null)
return false;
if (tag.Address.Table != Table.HoldingRegisters)
return false;
if (tag.QuantityOfRegisters > MaxQuantityOfRegisters)
return false;
if (Tags.Count == 0)
{
Tags.Add(tag);
this.Address = tag.Address;
this.QuantityOfRegisters = tag.QuantityOfRegisters;
return true;
}
Address NewAddress = this.Address < tag.Address ? this.Address : tag.Address;
UInt16 FirstIndex = NewAddress.Index;
UInt16 LastIndex = Convert.ToUInt16(Math.Max(this.Address.Index + this.QuantityOfRegisters - 1, tag.Address.Index + tag.QuantityOfRegisters - 1));
UInt16 NewQuantityOfRegisters = Convert.ToUInt16(LastIndex - FirstIndex + 1);
if (NewQuantityOfRegisters > MaxQuantityOfRegisters)
return false;
Tags.Add(tag);
this.Address = NewAddress;
this.QuantityOfRegisters = NewQuantityOfRegisters;
return true;
}
