/// <summary>
/// Clears out information, but will not stop events. This should be called when a new station is tuned to
/// </summary>
public void Reset()
{
//Apply changes
rdsSupported = false;
piCode = 0;
psComplete = false;
rtComplete = false;
timeComplete = false;
psBuffer = CreateEmptyBuffer(8);
rtBuffer = CreateEmptyBuffer(64);
//Fire events
OnPsBufferUpdated?.Invoke(this, psBuffer);
OnPsNameUpdated?.Invoke(this, "");
OnRtTextUpdated?.Invoke(this, "");
OnRtBufferUpdated?.Invoke(this, rtBuffer);
OnRtBufferCleared?.Invoke(this);
OnReset?.Invoke(this);
}
/// <summary>
/// Processes 0A and 0B "basic tuning and switching" frame types 0b00000 and 0b00001
/// </summary>
private void ProcessFramePayload_BasicInfo(RDSFrame frame)
{
//Read the header flags
bool flagTa = 1 == ((frame.b >> (HEADER_OFFSET - 0)) & 0b0000000000000001);
bool flagMs = 1 == ((frame.b >> (HEADER_OFFSET - 1)) & 0b0000000000000001);
bool flagDi = 1 == ((frame.b >> (HEADER_OFFSET - 2)) & 0b0000000000000001);
//Get the code bits. These are just used for the text for the most part just for the PS name
byte decoderControlCode = (byte)((frame.b >> (HEADER_OFFSET - 4)) & 0b0000000000000011);
//Get the two PS code characters
char psA = (char)((frame.d >> 8) & 0x00FF);
char psB = (char)((frame.d >> 0) & 0x00FF);
//Write to the PS buffer
psBuffer[(decoderControlCode * 2) + 0] = psA;
psBuffer[(decoderControlCode * 2) + 1] = psB;
//Set flags for the characters updated if they're in sequential order
if (decoderControlCode == psUpdatedFrameIndex)
{
psUpdatedFrameIndex++;
}
//Check if we've completed it
if (psUpdatedFrameIndex == 4)
{
//Completed!
//Update state
psName = new string(psBuffer);
psComplete = true;
psUpdatedFrameIndex = 0;
//Fire events
OnPsNameUpdated?.Invoke(this, psName);
}
//Send updated events
OnPsBufferUpdated?.Invoke(this, psBuffer);
}