public ToneGenerator(int sampleRate, int dataFreq)
{
this.sampleRate = sampleRate;
this.freqOne = dataFreq - 100;
this.freqZero = dataFreq + 100;
this.currentGenerator = new SilenceGenerator();
this.nextGenerator = null;
SetWaveFormat(sampleRate, 1);
}
public override int Read(float[] samples, int offset, int sampleCount)
{
var numRead = currentGenerator.Generate(samples, offset, sampleCount);
if (currentGenerator.IsDone)
{
if (nextGenerator != null)
{
currentGenerator = nextGenerator;
nextGenerator = null;
}
else if (currentGenerator.ReadyForData)
{
currentGenerator = new DataGenerator(sampleRate, freqOne, freqZero, false);
nextGenerator = null;
}
}
return(numRead);
}
public void PrepareForData(bool sendPreamble)
{
this.nextGenerator = new PrepareForDataGenerator(sampleRate, freqOne, freqZero, sendPreamble);
}
public void Repeat(bool sendPause, int[] bits)
{
this.nextGenerator = new RepeatGenerator(sampleRate, freqOne, freqZero, sendPause ? 500 : 0, bits);
}
public void SendANSam()
{
this.nextGenerator = new ANSamGenerator(sampleRate);
}
public void Silence()
{
this.nextGenerator = new SilenceGenerator();
}