/// <summary>
/// Called when the mouse is moved on the control
/// </summary>
public void MarkMouseMove()
{
if (leftButtonDown)
{
NoteEnum newPitch = oldPitch + ((oldCursorY - Cursor.Position.Y) * 2) / MusicStaff.LineSpace;
if (newPitch >= NoteEnum.None && newPitch <= NoteEnum.CSharp7 && newPitch != pitch)
{
Keyboard.MarkKeyReleased(pitch);
Pitch = newPitch;
Keyboard.MarkKeyPressed(pitch, false);
}
}
}
/// <summary>
/// Called when the timer has elapsed
/// </summary>
private void Timer_Tick(object sender, EventArgs e)
{
if (noteLengthCandidates.Count != 0) //if has notes whose lengths are being adjusted live
{
foreach (KeyValuePair <MusicNote, Stopwatch> pair in noteLengthCandidates)
{
pair.Key.Length = ToNoteLength(pair.Value.ElapsedMilliseconds);
}
}
if (isPlaying) //if sequential note playback is running
{
if (playerNoteIndex < Notes.Count)
{
MusicNote currentNote = Notes[playerNoteIndex];
if (currentNoteLength.ElapsedMilliseconds >= currentNote.LengthInMilliseconds) //if current note is finished
{
if (playerNoteIndex < Notes.Count) //stop old note
{
Keyboard.MarkKeyReleased(currentNote.Pitch);
currentNote.Highlighted = false;
}
playerNoteIndex++;
if (playerNoteIndex < Notes.Count)
{
//play new note
currentNote = Notes[playerNoteIndex];
Timer.Interval = Math.Max((int)currentNote.LengthInMilliseconds, MinimumTimerInterval);
Keyboard.MarkKeyPressed(currentNote.Pitch, false);
currentNoteLength.Restart();
currentNote.Highlighted = true;
}
else
{
StopPlayingNotes(); //arrived to the end of the notes
}
}
}
else
{
StopPlayingNotes();
}
}
if (!isPlaying && noteLengthCandidates.Count == 0)
{
Timer.Enabled = false; //nothing left to do
}
}
/// <summary>
/// Called when a key is released
/// </summary>
/// <param name="e">The key that was released</param>
protected override void OnKeyUp(KeyEventArgs e)
{
base.OnKeyUp(e);
if (e.KeyCode == Keys.ControlKey)
{
musicKeyboard.ShowHint = false;
musicKeyboard.Text = "Top of piano can also be resized using mouse";
}
musicKeyboard.MarkKeyReleased(e.KeyCode);
}