void _textInputHelper_TextInputFinished(object sender, TextInputEventArgs e)
{
if (string.IsNullOrEmpty(e.Text))
{
_logger.Trace("No text entered, nothing to do");
return;
}
_logger.Trace("Sending manually entered text");
try
{
var textData = new TextData();
textData.Text = e.Text;
ApplicationContext.Current.ControllerClient.DataSource.AddData(textData);
}
catch (PhoneControllerException ex)
{
MessageBox.Show("An error occurred while sending the text: " + ex.Message);
}
}
private void AddData(string text)
{
// we split the text into multiple data messages if necessary
// since we're dealing with unicode (UTF8) data here, the _absolute_
// worst case is that we have a (4 * character count) byte size.
// so what we do is use the maximum payload for a data message divided by 4
// to be on the safe side.
var chunkSize = (int)Math.Floor(DataMessage.MaxPayloadLength / 4.0); // probably 62 at the moment
var chunks = (int)Math.Ceiling(text.Length / (double)chunkSize);
// report one message for each chunk
for (int i = 0; i < chunks; i++)
{
var skip = i * chunkSize;
var remainingSize = text.Length - skip;
// create fragment
string textFragment;
if (remainingSize > chunkSize)
{
textFragment = text.Substring(skip, chunkSize);
}
else
{
textFragment = text.Substring(skip);
}
// create message and report
var data = new TextData();
data.Text = textFragment;
RaiseDataAcquiredEvent(data);
}
}
/// <summary>
/// Creates a data message from raw message data, starting at a given offset in the raw data.
/// </summary>
/// <param name="rawMessage">The raw message data.</param>
/// <param name="start">The index the recreation of the data message should be started at.</param>
/// <returns>A data message of correct type, recreated from the raw data.</returns>
public static DataMessage CreateFromRawMessage(byte[] rawMessage, int start)
{
// result
DataMessage result = null;
// inspect type
var dataType = (DataType)BitConverter.ToInt32(rawMessage, start + 1);
// simple switch here
switch (dataType)
{
case DataType.ControllerInfo:
result = new ControllerInfoData();
break;
case DataType.Accelerometer:
result = new AccelerometerData();
break;
case DataType.Compass:
result = new CompassData();
break;
case DataType.Gyroscope:
result = new GyroscopeData();
break;
case DataType.Motion:
result = new MotionData();
break;
case DataType.Touch:
result = new TouchData();
break;
case DataType.Tap:
result = new TapData();
break;
case DataType.DoubleTap:
result = new DoubleTapData();
break;
case DataType.Hold:
result = new HoldData();
break;
case DataType.Flick:
result = new FlickData();
break;
case DataType.FreeDrag:
result = new FreeDragData();
break;
case DataType.HorizontalDrag:
result = new HorizontalDragData();
break;
case DataType.VerticalDrag:
result = new VerticalDragData();
break;
case DataType.DragComplete:
result = new DragCompleteData();
break;
case DataType.CustomDrag:
result = new CustomDragData();
break;
case DataType.CustomDragComplete:
result = new CustomDragCompleteData();
break;
case DataType.Pinch:
result = new PinchData();
break;
case DataType.PinchComplete:
result = new PinchCompleteData();
break;
case DataType.Text:
result = new TextData();
break;
}
// fill from raw data
if (result != null)
{
result.FromByteArray(rawMessage, start);
}
else
{
if (Debugger.IsAttached)
{
Debugger.Break();
}
}
return result;
}
private void Process(TextData data)
{
// this simply passes on the transmitted text data as keyboard input to the operating system
Win32Wrapper.SendKeyboardInput(data.Text);
}
