/// <summary>
/// Writes a signed integer using 1 to 32 bits
/// </summary>
public BitWriter Write(Int32 source, int numberOfBits)
{
BitBufferException.Assert((numberOfBits > 0 && numberOfBits <= 32), "Write(int, numberOfBits) can only write between 1 and 32 bits");
EnsureBufferSize(_lengthBits + numberOfBits);
if (numberOfBits != 32)
{
// make first bit sign
int signBit = 1 << (numberOfBits - 1);
if (source < 0)
{
source = (-source - 1) | signBit;
}
else
{
source &= (~signBit);
}
}
BitReaderWriter.WriteUInt32((uint)source, numberOfBits, _data, _lengthBits);
_lengthBits += numberOfBits;
return(this);
}
/// <summary>
/// Writes a 32 bit unsigned integer
/// </summary>
public BitWriter Write(UInt32 source)
{
EnsureBufferSize(_lengthBits + 32);
BitReaderWriter.WriteUInt32(source, 32, _data, _lengthBits);
_lengthBits += 32;
return(this);
}
/// <summary>
/// Writes a 32 bit signed integer
/// </summary>
public BitWriter Write(UInt32 source, int numberOfBits)
{
BitBufferException.Assert((numberOfBits > 0 && numberOfBits <= 32), "Write(uint, numberOfBits) can only write between 1 and 32 bits");
EnsureBufferSize(_lengthBits + numberOfBits);
BitReaderWriter.WriteUInt32(source, numberOfBits, _data, _lengthBits);
_lengthBits += numberOfBits;
return(this);
}
/// <summary>
/// Writes a 32 bit unsigned integer at a given offset in the buffer
/// </summary>
public BitWriter WriteAt(Int32 offset, UInt32 source)
{
int newBitLength = Math.Max(_lengthBits, offset + 32);
EnsureBufferSize(newBitLength);
BitReaderWriter.WriteUInt32(source, 32, _data, offset);
_lengthBits = newBitLength;
return(this);
}