/// <summary>
/// Used by the "AudioRecording"-page, gets the note name from the essentia model and visualises it.
/// </summary>
/// <param name="ct">Token to cancel the current task.</param>
/// <param name="label">Label which will visualise the current note.</param>
public void VisualiseApiData(CancellationToken ct, Label label)
{
try
{
Task.Run(() =>
{
while (!ct.IsCancellationRequested)
{
//if (DevFlags.LoggingEnabled) Logger.AnalyzerLog("Looping");
if (ResultBuffer.Peek() != null)
{
ct.ThrowIfCancellationRequested();
var data = ResultBuffer.Get();
if (data != null)
{
string note = GetNoteFromData(data);
MainThread.BeginInvokeOnMainThread(() =>
{
label.Text = note;
});
}
}
}
});
}
catch (OperationCanceledException e)
{
//Ignore
}
}
/// <summary>
/// Analyse the data
/// </summary>
/// <param name="webView">WebView in which the sheet is rendered.</param>
/// <param name="ct">Token which is used to cancel the task.</param>
/// <returns></returns>
private async Task Analyse(WebView webView, CancellationToken ct)
{
while (!ct.IsCancellationRequested)
{
//if (DevFlags.LoggingEnabled) Logger.AnalyzerLog("Looping");
if (ResultBuffer.Peek() != null)
{
if (DevFlags.LoggingEnabled)
{
Logger.AnalyzerLog("Analysing");
}
ct.ThrowIfCancellationRequested();
var data = ResultBuffer.Get();
if (data != null)
{
var song = CompareWithSheet(data);
//Hack: In case something failed in CompareWithSheet skip this cycle, hopefully the next one will work
if (song == null)
{
continue;
}
AnalysedData.Push(song);
if (song.Type == Highlight.Chord)
{
InfoContainer.HitNote();
if (DevFlags.LoggingEnabled)
{
Logger.AnalyzerLog("Highlighting " + song.WebId);
}
string scriptName = $"HighlightCorrectChord('" + song.WebId + "')";
MainThread.BeginInvokeOnMainThread(async() =>
{
await webView.EvaluateJavaScriptAsync(scriptName);
});
}
else if (song.Type == Highlight.Note)
{
InfoContainer.HitNote();
if (DevFlags.LoggingEnabled)
{
Logger.AnalyzerLog("Highlighting " + song.WebId);
}
string scriptName = $"HighlightCorrectNote('" + song.WebId + "')";
MainThread.BeginInvokeOnMainThread(async() =>
{
await webView.EvaluateJavaScriptAsync(scriptName);
});
}
}
}
}
ct.ThrowIfCancellationRequested();
}