/// <summary>
/// Sets the value of this characteristic based on the display type
/// </summary>
private void SetValue()
{
if (data == null)
{
Value = "NULL";
return;
}
GattPresentationFormat format = null;
if (characteristic.PresentationFormats.Count > 0)
{
format = characteristic.PresentationFormats[0];
}
// Determine what to set our DisplayType to
if (format == null && DisplayType == DisplayTypes.NotSet)
{
if (name == "DeviceName")
{
// All devices have DeviceName so this is a special case.
DisplayType = DisplayTypes.UTF8;
}
else
{
string buffer = string.Empty;
bool isString = true;
try
{
buffer = GattConvert.ToUTF8String(rawData);
}
catch (Exception)
{
isString = false;
}
if (isString == true)
{
// if buffer is only 1 char or 2 char with 0 at end then let's assume it's hex
if (buffer.Length == 1)
{
isString = false;
}
else if (buffer.Length == 2 && buffer[1] == 0)
{
isString = false;
}
else
{
foreach (char b in buffer)
{
// if within the reasonable range of used characters and not null, let's assume it's a UTF8 string by default, else hex
if ((b < ' ' || b > '~') && b != 0)
{
isString = false;
break;
}
}
}
}
if (isString)
{
DisplayType = DisplayTypes.UTF8;
}
else
{
// By default, display as Hex
DisplayType = DisplayTypes.Hex;
}
}
}
else if (format != null && DisplayType == DisplayTypes.NotSet)
{
if (format.FormatType == GattPresentationFormatTypes.Boolean ||
format.FormatType == GattPresentationFormatTypes.Bit2 ||
format.FormatType == GattPresentationFormatTypes.Nibble ||
format.FormatType == GattPresentationFormatTypes.UInt8 ||
format.FormatType == GattPresentationFormatTypes.UInt12 ||
format.FormatType == GattPresentationFormatTypes.UInt16 ||
format.FormatType == GattPresentationFormatTypes.UInt24 ||
format.FormatType == GattPresentationFormatTypes.UInt32 ||
format.FormatType == GattPresentationFormatTypes.UInt48 ||
format.FormatType == GattPresentationFormatTypes.UInt64 ||
format.FormatType == GattPresentationFormatTypes.SInt8 ||
format.FormatType == GattPresentationFormatTypes.SInt12 ||
format.FormatType == GattPresentationFormatTypes.SInt16 ||
format.FormatType == GattPresentationFormatTypes.SInt24 ||
format.FormatType == GattPresentationFormatTypes.SInt32)
{
DisplayType = DisplayTypes.Decimal;
}
else if (format.FormatType == GattPresentationFormatTypes.Utf8)
{
DisplayType = DisplayTypes.UTF8;
}
else if (format.FormatType == GattPresentationFormatTypes.Utf16)
{
DisplayType = DisplayTypes.UTF16;
}
else if (format.FormatType == GattPresentationFormatTypes.UInt128 ||
format.FormatType == GattPresentationFormatTypes.SInt128 ||
format.FormatType == GattPresentationFormatTypes.DUInt16 ||
format.FormatType == GattPresentationFormatTypes.SInt64 ||
format.FormatType == GattPresentationFormatTypes.Struct ||
format.FormatType == GattPresentationFormatTypes.Float ||
format.FormatType == GattPresentationFormatTypes.Float32 ||
format.FormatType == GattPresentationFormatTypes.Float64)
{
DisplayType = DisplayTypes.Unsupported;
}
else
{
DisplayType = DisplayTypes.Unsupported;
}
}
// Decode the value into the right display type
if (DisplayType == DisplayTypes.Hex || DisplayType == DisplayTypes.Unsupported)
{
try
{
Value = GattConvert.ToHexString(rawData);
string timestamp = DateTime.UtcNow.ToString("mm:ss.fff", System.Globalization.CultureInfo.InvariantCulture);
Debug.WriteLine(timestamp + ":" + Value);
}
catch (Exception)
{
Value = "Error: Invalid hex value";
}
}
else if (DisplayType == DisplayTypes.Decimal)
{
try
{
Value = GattConvert.ToInt64(rawData).ToString();
}
catch (Exception)
{
Value = "Error: Invalid Int64 Value";
}
}
else if (DisplayType == DisplayTypes.UTF8)
{
try
{
Value = GattConvert.ToUTF8String(rawData);
}
catch (Exception)
{
Value = "Error: Invalid UTF8 String";
}
}
else if (DisplayType == DisplayTypes.UTF16)
{
try
{
Value = GattConvert.ToUTF16String(rawData);
}
catch (Exception)
{
Value = "Error: Invalid UTF16 String";
}
}
else if (DisplayType == DisplayTypes.Stream)
{
try
{
//Value = rawData;
//Debug.WriteLine(UUID);
DataReader dataReader = DataReader.FromBuffer(rawData);
byte[] bytes1 = new byte[rawData.Length];
dataReader.ReadBytes(bytes1);
string rawString = BitConverter.ToString(bytes1, 0);
string timestamp = DateTime.UtcNow.ToString("mm:ss.fff", System.Globalization.CultureInfo.InvariantCulture);
Debug.WriteLine(timestamp + ":" + rawString);
for (int i = 0; i < bytes1.Length; i = i + 2)
{
byte[] p = new byte[2];
Array.Copy(bytes1, i, p, 0, 2);
// Debug.WriteLine(BitConverter.ToString(p,0));
Array.Reverse(p);
int value = BitConverter.ToUInt16(p, 0);
qt.Enqueue(value);
//Debug.WriteLine(qt.Count);
}
//PrintValues(qt);
// byte[] p1 = new byte[4];
// byte[] p2 = new byte[4];
// byte[] p3 = new byte[4];
// byte[] p4 = new byte[4];
// byte[] p5 = new byte[4];
// byte[] p6 = new byte[4];
// byte[] p7 = new byte[4];
// byte[] p8 = new byte[4];
// byte[] p9 = new byte[4];
// byte[] p10 = new byte[4];
// byte[] rp1 = new byte[4];
// byte[] rp2 = new byte[4];
// byte[] rp3 = new byte[4];
// byte[] rp4 = new byte[4];
// byte[] rp5 = new byte[4];
// byte[] rp6 = new byte[4];
// byte[] rp7 = new byte[4];
// byte[] rp8 = new byte[4];
// byte[] rp9 = new byte[4];
// byte[] rp10 = new byte[4];
// Array.Copy(bytes1, 0, p1, 0, 3);
// Array.Copy(bytes1, 3, p2, 0, 3);
// Array.Copy(bytes1, 6, p3, 0, 3);
// Array.Copy(bytes1, 9, p4, 0, 3);
// Array.Copy(bytes1, 12, p5, 0, 3);
// Array.Copy(bytes1, 15, p6, 0, 3);
// Array.Copy(bytes1, 18, p7, 0, 3);
// Array.Copy(bytes1, 21, p8, 0, 3);
// Array.Copy(bytes1, 24, p9, 0, 3);
// Array.Copy(bytes1, 27, p10, 0, 3);
// Array.Reverse(p1);
// Array.Reverse(p2);
// Array.Reverse(p3);
// Array.Reverse(p4);
// Array.Reverse(p5);
// Array.Reverse(p6);
// Array.Reverse(p7);
// Array.Reverse(p8);
// Array.Reverse(p9);
// Array.Reverse(p10);
// Array.Copy(p1, rp1, 4);
// Array.Copy(p2, rp2, 4);
// Array.Copy(p3, rp3, 4);
// Array.Copy(p4, rp4, 4);
// Array.Copy(p5, rp5, 4);
// Array.Copy(p6, rp6, 4);
// Array.Copy(p7, rp7, 4);
// Array.Copy(p8, rp8, 4);
// Array.Copy(p9, rp9, 4);
// Array.Copy(p10, rp10, 4);
// uint k1 = BitConverter.ToUInt32(rp1, 0);
// int m1 = (int)k1;
// m1 = (int)(m1 >> 8);
// uint k2 = BitConverter.ToUInt32(rp2, 0);
// int m2 = (int)k2;
// m2 = (int)(m2 >> 8);
// uint k3 = BitConverter.ToUInt32(rp3, 0);
// int m3 = (int)k3;
// m3 = (int)(m3 >> 8);
// uint k4 = BitConverter.ToUInt32(rp4, 0);
// int m4 = (int)k4;
// m4 = (int)(m4 >> 8);
// uint k5 = BitConverter.ToUInt32(rp5, 0);
// int m5 = (int)k5;
// m5 = (int)(m5 >> 8);
// uint k6 = BitConverter.ToUInt32(rp6, 0);
// int m6 = (int)k6;
// m6 = (int)(m6 >> 8);
// uint k7 = BitConverter.ToUInt32(rp7, 0);
// int m7 = (int)k7;
// m7 = (int)(m7 >> 8);
// uint k8 = BitConverter.ToUInt32(rp8, 0);
// int m8 = (int)k8;
// m8 = (int)(m8 >> 8);
// uint k9 = BitConverter.ToUInt32(rp9, 0);
// int m9 = (int)k9;
// m9 = (int)(m9 >> 8);
// uint k10 = BitConverter.ToUInt32(rp10, 0);
// int m10 = (int)k10;
// m10 = (int)(m10 >> 8);
/*
* Value = GattConvert.ToHexString(rawData);
* String v1 = Value.Substring(0, 2);
* String v2 = Value.Substring(3, 2);
* String v3 = Value.Substring(6, 2);
* String v4 = Value.Substring(9, 2);
* String v5 = Value.Substring(12, 2);
* String v6 = Value.Substring(15, 2);
* String v7 = Value.Substring(18, 2);
* String v8 = Value.Substring(21, 2);
* String v9 = Value.Substring(24, 2);
* String v10 = Value.Substring(27, 2);
* String v11 = Value.Substring(30, 2);
* String v12 = Value.Substring(33, 2);
* String v13 = Value.Substring(36, 2);
* String v14 = Value.Substring(39, 2);
* String v15 = Value.Substring(42, 2);
* String v16 = Value.Substring(45, 2);
* String v17 = Value.Substring(48, 2);
* String v18 = Value.Substring(51, 2);
* String v19 = Value.Substring(54, 2);
* String v20 = Value.Substring(57, 2);
* String v21 = Value.Substring(60, 2);
* String v22 = Value.Substring(63, 2);
* String v23 = Value.Substring(66, 2);
* String v24 = Value.Substring(69, 2);
* String v25 = Value.Substring(72, 2);
* String v26 = Value.Substring(75, 2);
* String v27 = Value.Substring(78, 2);
* String v28 = Value.Substring(81, 2);
* String v29 = Value.Substring(84, 2);
* String v30 = Value.Substring(87, 2);
*
*
* String S1 = String.Concat(v1 + v2 + v3);
* String S2 = String.Concat(v4 + v5 + v6);
* String S3 = String.Concat(v7 + v8 + v9);
* String S4 = String.Concat(v10 + v11 + v12);
* String S5 = String.Concat(v13 + v14 + v15);
* String S6 = String.Concat(v16 + v17 + v18);
* String S7 = String.Concat(v19 + v20 + v21);
* String S8 = String.Concat(v22 + v23 + v24);
* String S9 = String.Concat(v25 + v26 + v27);
* String S10 = String.Concat(v28 + v29 + v30);
*
* /*
* String S1 = String.Concat(v3 + v2 + v1);
* String S2 = String.Concat(v6 + v5 + v4);
* String S3 = String.Concat(v9 + v8 + v7);
* String S4 = String.Concat(v12 + v11 + v10);
* String S5 = String.Concat(v15 + v14 + v13);
* String S6 = String.Concat(v18 + v17 + v16);
* String S7 = String.Concat(v21 + v20 + v19);
* String S8 = String.Concat(v24 + v23 + v22);
* String S9 = String.Concat(v27 + v26 + v25);
* String S10 = String.Concat(v30 + v29 + v28);
*/
/*
* long n1 = Int64.Parse(S1, System.Globalization.NumberStyles.HexNumber);
* long n2 = Int64.Parse(S2, System.Globalization.NumberStyles.HexNumber);
* long n3 = Int64.Parse(S3, System.Globalization.NumberStyles.HexNumber);
* long n4 = Int64.Parse(S4, System.Globalization.NumberStyles.HexNumber);
* long n5 = Int64.Parse(S5, System.Globalization.NumberStyles.HexNumber);
* long n6 = Int64.Parse(S6, System.Globalization.NumberStyles.HexNumber);
* long n7 = Int64.Parse(S7, System.Globalization.NumberStyles.HexNumber);
* long n8 = Int64.Parse(S8, System.Globalization.NumberStyles.HexNumber);
* long n9 = Int64.Parse(S9, System.Globalization.NumberStyles.HexNumber);
* long n10 = Int64.Parse(S10, System.Globalization.NumberStyles.HexNumber);
*/
// string timestamp = DateTime.UtcNow.ToString("mm:ss.fff", System.Globalization.CultureInfo.InvariantCulture);
//Value = (timestamp + ":" + n1.ToString() + "," + n2.ToString() + "," + n3.ToString() + "," + n4.ToString() + "," + n5.ToString() + "," + n6.ToString() + "," + n7.ToString() + "," + n8.ToString() + "," + n9.ToString() + "," + n10.ToString());
// Value = (timestamp + ":" + m1.ToString() + "," + m2.ToString() + "," + m3.ToString() + "," + m4.ToString() + "," + m5.ToString() + "," + m6.ToString() + "," + m7.ToString() + "," + m8.ToString() + "," + m9.ToString() + "," + m10.ToString());
// Debug.WriteLine(Value);
/*qt.Enqueue(n1);
* qt.Enqueue(n2);
* qt.Enqueue(n3);
* qt.Enqueue(n4);
* qt.Enqueue(n5);
* qt.Enqueue(n6);
* qt.Enqueue(n7);
* qt.Enqueue(n8);
* qt.Enqueue(n9);
* qt.Enqueue(n10);*/
// qt.Enqueue(m1);
// qt.Enqueue(m2);
// qt.Enqueue(m3);
// qt.Enqueue(m4);
// qt.Enqueue(m5);
// qt.Enqueue(m6);
// qt.Enqueue(m7);
// qt.Enqueue(m8);
// qt.Enqueue(m9);
// qt.Enqueue(m10);
//if (SocketAlready)
//{ Send("100,200,300");
// Send("\n"); }
}
catch (Exception)
{
Value = "Error: Invalid CUSTOM String";
}
// try
// {
// //Value = GattConvert.ToInt64(rawData).ToString();
// Value = GattConvert.ToHexString(rawData);
// Debug.WriteLine(Value);
// if (SocketAlready)
// {
// Send(Value + "\n"); // *MOD* Send data as soon as recieved from BLE device
// }
// // *MOD* optionaly you can add value to queue and send the data at a desired interval using timer
// // qt.Enqueue(Value); // *MOD*uncomment this to add value to queue
// }
// catch (Exception)
// {
// Value = "Error: Invalid Custom String";
// }
}
}
/// <summary>
/// Sets the value of this characteristic based on the display type
/// </summary>
private void SetValue()
{
if (data == null)
{
Value = "NULL";
return;
}
GattPresentationFormat format = null;
if (Characteristic.PresentationFormats.Count > 0)
{
format = Characteristic.PresentationFormats[0];
}
// Determine what to set our DisplayType to
if (format == null && DisplayType == DisplayTypes.NotSet)
{
if (Name == "DeviceName")
{
// All devices have DeviceName so this is a special case.
DisplayType = DisplayTypes.UTF8;
}
else
{
string buffer = string.Empty;
bool isString = true;
try
{
buffer = GattConvert.ToUTF8String(rawData);
}
catch (Exception)
{
isString = false;
}
if (isString == true)
{
// if buffer is only 1 char or 2 char with 0 at end then let's assume it's hex
if (buffer.Length == 1)
{
isString = false;
}
else if (buffer.Length == 2 && buffer[1] == 0)
{
isString = false;
}
else
{
foreach (char b in buffer)
{
// if within the reasonable range of used characters and not null, let's assume it's a UTF8 string by default, else hex
if ((b < ' ' || b > '~') && b != 0)
{
isString = false;
break;
}
}
}
}
if (isString)
{
DisplayType = DisplayTypes.UTF8;
}
else
{
// By default, display as Hex
DisplayType = DisplayTypes.Hex;
}
}
}
else if (format != null && DisplayType == DisplayTypes.NotSet)
{
if (format.FormatType == GattPresentationFormatTypes.Boolean ||
format.FormatType == GattPresentationFormatTypes.Bit2 ||
format.FormatType == GattPresentationFormatTypes.Nibble ||
format.FormatType == GattPresentationFormatTypes.UInt8 ||
format.FormatType == GattPresentationFormatTypes.UInt12 ||
format.FormatType == GattPresentationFormatTypes.UInt16 ||
format.FormatType == GattPresentationFormatTypes.UInt24 ||
format.FormatType == GattPresentationFormatTypes.UInt32 ||
format.FormatType == GattPresentationFormatTypes.UInt48 ||
format.FormatType == GattPresentationFormatTypes.UInt64 ||
format.FormatType == GattPresentationFormatTypes.SInt8 ||
format.FormatType == GattPresentationFormatTypes.SInt12 ||
format.FormatType == GattPresentationFormatTypes.SInt16 ||
format.FormatType == GattPresentationFormatTypes.SInt24 ||
format.FormatType == GattPresentationFormatTypes.SInt32)
{
DisplayType = DisplayTypes.Decimal;
}
else if (format.FormatType == GattPresentationFormatTypes.Utf8)
{
DisplayType = DisplayTypes.UTF8;
}
else if (format.FormatType == GattPresentationFormatTypes.Utf16)
{
DisplayType = DisplayTypes.UTF16;
}
else if (format.FormatType == GattPresentationFormatTypes.UInt128 ||
format.FormatType == GattPresentationFormatTypes.SInt128 ||
format.FormatType == GattPresentationFormatTypes.DUInt16 ||
format.FormatType == GattPresentationFormatTypes.SInt64 ||
format.FormatType == GattPresentationFormatTypes.Struct ||
format.FormatType == GattPresentationFormatTypes.Float ||
format.FormatType == GattPresentationFormatTypes.Float32 ||
format.FormatType == GattPresentationFormatTypes.Float64)
{
DisplayType = DisplayTypes.Unsupported;
}
else
{
DisplayType = DisplayTypes.Unsupported;
}
}
// Decode the value into the right display type
if (DisplayType == DisplayTypes.Hex || DisplayType == DisplayTypes.Unsupported)
{
try
{
Value = GattConvert.ToHexString(rawData);
}
catch (Exception)
{
Value = "Error: Invalid hex value";
}
}
else if (DisplayType == DisplayTypes.Decimal)
{
try
{
Value = GattConvert.ToInt64(rawData).ToString();
}
catch (Exception)
{
Value = "Error: Invalid Int64 Value";
}
}
else if (DisplayType == DisplayTypes.UTF8)
{
try
{
Value = GattConvert.ToUTF8String(rawData);
}
catch (Exception)
{
Value = "Error: Invalid UTF8 String";
}
}
else if (DisplayType == DisplayTypes.UTF16)
{
try
{
Value = GattConvert.ToUTF16String(rawData);
}
catch (Exception)
{
Value = "Error: Invalid UTF16 String";
}
}
}
/// <summary>
/// Converts GenericGattCharacteristic.Value to a string based on the presentation format
/// </summary>
/// <param name="value">value to convert</param>
/// <param name="format">presentation format to use</param>
/// <returns>value as string</returns>
public static string ConvertValueBufferToString(IBuffer value, GattPresentationFormat format = null)
{
// no format, return bytes
if (format == null)
{
return(GattConvert.ToHexString(value));
}
// Bool
if (format.FormatType == GattPresentationFormatTypes.Boolean)
{
// Previous implementation was incorrect. Need to implement in GattHelper.
throw new NotImplementedException();
}
else if (format.FormatType == GattPresentationFormatTypes.Bit2 ||
format.FormatType == GattPresentationFormatTypes.Nibble)
{
// 2bit or nibble - no exponent
// Previous implementation was incorrect. Need to implement in GattHelper.
return(GattConvert.ToHexString(value));
}
else if (format.FormatType == GattPresentationFormatTypes.UInt8 ||
format.FormatType == GattPresentationFormatTypes.UInt12 ||
format.FormatType == GattPresentationFormatTypes.UInt16)
{
// Previous implementation was incorrect. Need to implement in GattHelper.
return(GattConvert.ToHexString(value));
}
else if (format.FormatType == GattPresentationFormatTypes.UInt24 ||
format.FormatType == GattPresentationFormatTypes.UInt32)
{
// Previous implementation was incorrect. Need to implement in GattHelper.
return(GattConvert.ToHexString(value));
}
else if (format.FormatType == GattPresentationFormatTypes.UInt48 ||
format.FormatType == GattPresentationFormatTypes.UInt64)
{
// Previous implementation was incorrect. Need to implement in GattHelper.
return(GattConvert.ToHexString(value));
}
else if (format.FormatType == GattPresentationFormatTypes.SInt8 ||
format.FormatType == GattPresentationFormatTypes.SInt12 ||
format.FormatType == GattPresentationFormatTypes.SInt16)
{
// Previous implementation was incorrect. Need to implement in GattHelper.
return(GattConvert.ToHexString(value));
}
else if (format.FormatType == GattPresentationFormatTypes.SInt24 ||
format.FormatType == GattPresentationFormatTypes.SInt32)
{
return(GattConvert.ToInt32(value).ToString());
}
else if (format.FormatType == GattPresentationFormatTypes.Utf8)
{
return(GattConvert.ToUTF8String(value));
}
else if (format.FormatType == GattPresentationFormatTypes.Utf16)
{
return(GattConvert.ToUTF16String(value));
}
else
{
// format.FormatType == GattPresentationFormatTypes.UInt128 ||
// format.FormatType == GattPresentationFormatTypes.SInt128 ||
// format.FormatType == GattPresentationFormatTypes.DUInt16 ||
// format.FormatType == GattPresentationFormatTypes.SInt64 ||
// format.FormatType == GattPresentationFormatTypes.Struct ||
// format.FormatType == GattPresentationFormatTypes.Float ||
// format.FormatType == GattPresentationFormatTypes.Float32 ||
// format.FormatType == GattPresentationFormatTypes.Float64
return(GattConvert.ToHexString(value));
}
}