public static string MergeComplexValue(byte[] values, ModbusValueType valueType, bool endianSwap = false, bool midEndianSwap = false)
{
//In case of adding new value type, modify endian handling logic
if (midEndianSwap && (valueType == ModbusValueType.Float || valueType == ModbusValueType.Int32))
{
//Mid endian swap logic
Array.Reverse(values, 0, 2);
Array.Reverse(values, 2, 2);
}
if (endianSwap)
{
Array.Reverse(values);
}
switch (valueType)
{
case ModbusValueType.Float:
return(String.Format("{0:F3}", BitConverter.ToSingle(values)));
case ModbusValueType.Int32:
return(BitConverter.ToInt32(values).ToString());
default:
return("Uknown value type");
}
}
Control GetControlByType(ModbusValueType valueType)
{
switch (valueType)
{
case ModbusValueType.Bool:
return(new CheckBox {
});
case ModbusValueType.Float:
return(new NumericUpDown
{
Maximum = decimal.MaxValue,
Minimum = decimal.MinValue,
DecimalPlaces = 6,
});
case ModbusValueType.Int16:
return(new NumericUpDown {
});
case ModbusValueType.Int32:
return(new NumericUpDown {
});
default:
return(new TextBox {
});
}
}
public static int GetByteLength(ModbusValueType modbusValueType)
{
switch (modbusValueType)
{
case ModbusValueType.Bool:
return(2);
case ModbusValueType.Float:
return(4);
case ModbusValueType.Int16:
return(2);
case ModbusValueType.Int32:
return(4);
default:
return(2);
}
}
private static Int16[] SplitComplexValue(string value, ModbusValueType valueType)
{
byte[] bf;
//float f = float.Parse(value);
switch (valueType)
{
case ModbusValueType.Float:
bf = BitConverter.GetBytes(float.Parse(value));
break;
case ModbusValueType.Int32:
bf = BitConverter.GetBytes(Convert.ToInt32(value));
break;
default:
return(null);
}
//At this point all complex values used need only 2 registries (2 Int16)
var p1 = BitConverter.ToInt16(bf.SubArray(0, 2), 0);
var p2 = BitConverter.ToInt16(bf.SubArray(2, 2), 0);
return(new Int16[] { p1, p2 });
}
private static bool TryParseType(string src, out ModbusValueType type)
{
type = ModbusValueType.Int16;
var a = src.Trim().ToLower();
if (a.StartsWith("array"))
{
if (a.Contains(" "))
{
a = a.Substring(a.LastIndexOf(' '));
}
else
{
return(false);
}
}
if (Enum.TryParse(a, true, out ModbusValueType parsedType))
{
type = parsedType;
return(true);
}
// экзотика
switch (a)
{
case "bit":
type = ModbusValueType.Bool;
break;
case "float":
case "real":
type = ModbusValueType.Float;
break;
case "sint":
case "byte":
case "word":
case "int":
type = ModbusValueType.Int16;
break;
case "usint":
case "uint":
type = ModbusValueType.Int16;
break;
case "dword":
case "dint":
type = ModbusValueType.Int32;
break;
case "lword":
case "lint":
case "ulint":
case "lreal":
default:
return(false);
}
return(true);
}
private static bool TryParseVal(string src, ModbusValueType type, out object val)
{
val = null;
var defValStr = src
.Trim()
.ToLower()
.Replace(',', '.')
.Replace("_", "");
if (defValStr == "")
{
switch (type)
{
case ModbusValueType.Bool:
val = false;
break;
case ModbusValueType.Float:
val = 0.0f;
break;
case ModbusValueType.Int16:
val = (Int16)0;
break;
case ModbusValueType.Int32:
val = (Int32)0;
break;
}
return(false);
}
bool success;
switch (type)
{
case ModbusValueType.Bool:
val = defValStr != "0" && defValStr != "false";
success = true;
break;
case ModbusValueType.Float:
success = float.TryParse(defValStr, out float valf);
if (success)
{
val = valf;
}
break;
case ModbusValueType.Int16:
success = Int16.TryParse(defValStr, out Int16 vals);
if (success)
{
val = vals;
}
break;
case ModbusValueType.Int32:
success = Int32.TryParse(defValStr, out Int32 vali);
if (success)
{
val = vali;
}
break;
default:
return(false);
}
return(success);
}
internal static ushort GetCountForValueType(ModbusValueType valueType)
{
return(RegistryCountsForValue.GetValueOrDefault(valueType));
}
public static Int16[] SplitComplexValue(float value, ModbusValueType valueType)
{
throw new NotImplementedException();
}