public static TonePlayer GetInstance()
{
if (instance == null)
{
instance = new TonePlayer();
}
return(instance);
}
private async void btnRecord_Click(object sender, EventArgs e)
{
if (!Globals.getInstance().isRecording)
{
DriveSpaceManager.GetInstance().NumOfkinect = Globals.getInstance().viewerRecorderPairs.Count;
if (DriveSpaceManager.GetInstance().ShouldStopRecording)
{
MessageBox.Show("Free disk space is too small. Please clean it first and then start recording again.", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
if (DriveSpaceManager.GetInstance().ShouldWarnWhenRecording)
{
var result = MessageBox.Show("Free disk space is nearly used up. Are you sure you want to start recording now?", "Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (result == DialogResult.No)
{
return;
}
}
else if (DriveSpaceManager.GetInstance().ShouldWarnBeforeRecording)
{
var result = MessageBox.Show($"You can only record for around {DriveSpaceManager.GetInstance().GetMinutesByAvailabeSpace()} minutes due to limited free space in the disk drive. Are you sure you want to start recording now?", "Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (result == DialogResult.No)
{
return;
}
}
if (siteID.Length < 1)
{
MessageBox.Show("Please specify the testing site before recording.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// prepare the file-saving directory
String folderName = DateTime.Now.ToString("yyyyMMddHHmmss");
String fullDirectory = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyVideos), "Kinect", folderName);
// create the folder
try {
Directory.CreateDirectory(fullDirectory);
}
catch (Exception exception)
{
MessageBox.Show(exception.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// initialize the recorder
foreach (var viewerRecorderPair in Globals.getInstance().viewerRecorderPairs)
{
viewerRecorderPair.Value.InitializeRecorder(fullDirectory, siteID);
viewerRecorderPair.Value.StartRecord();
}
// UI management
lblRecordingTime.ForeColor = Color.Red;
btnRecord.Text = "Stop Recording";
btnPreview.Enabled = false;
Globals.getInstance().isRecording = true;
dtStartRecordingTime = DateTime.Now;
TonePlayer.GetInstance().PlayBeep(2000, 500, WaveFormType.SquareWave, 32000);
}
else
{
var result = MessageBox.Show("Sure to stop recording?", "Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation);
if (result == DialogResult.No)
{
return;
}
Globals.getInstance().isRecording = false;
List <Task> tasks = new List <Task>();
foreach (var viewerRecorderPair in Globals.getInstance().viewerRecorderPairs)
{
tasks.Add(Task.Run(() =>
{
viewerRecorderPair.Value.StopRecord();
}));
}
Globals.getInstance().hasStoppedRecordingButFlushing = true;
await Task.WhenAll(tasks);
Globals.getInstance().hasStoppedRecordingButFlushing = false;
lblRecordingTime.ForeColor = Color.Gray;
btnRecord.Text = "Record";
btnPreview.Enabled = true;
}
}
