private void UpdateMeasureAttributes(MeasureAttributes attributes, List <Staff> staffs, double noteTime)
{
//For each staff, refresh timings/clefs etc.
for (int i = 0; i < staffs.Count; i++)
{
Staff staff = staffs[i];
Clef xmlClef = attributes.Clef(i + 1); //xml attrubutes are base 1, not base 0...
//Check the Clefs not been updated
if (xmlClef != null && !staff.ClefEquivalentToCurrent(xmlClef))
{
staff.StaffClef.Line = xmlClef.Line;
staff.StaffClef.Sign = xmlClef.Sign;
staff.AddCleffChange(noteTime);
}
Time xmlTime = attributes.Time;
//Check the timing signature hasn't chagned.
if (xmlTime != null)
{
if (xmlTime.Beats != staff.Timing.Numerator || xmlTime.Mode != staff.Timing.Denominator)
{
staff.Timing.Numerator = xmlTime.Beats;
staff.Timing.Denominator = xmlTime.Mode;
staff.AddTimingChange(noteTime);
}
}
Key key = attributes.Key;
if (key != null)
{
staff.AddKey(noteTime, key);
}
}
}
public Song Parse()
{
var song = new Song();
int?tempo = _score.Parts.First().Measures.First().Directions.Where(x => x.Placement == DirectionPlacement.Above).First().Tempo;
if (tempo == null)
{
song.Tempo = 100;
}
else
{
song.Tempo = (int)tempo;
}
double currentNoteTime = 0;
double currentDevisions = 4;
//foreach (Part part in _score.Parts)
Part part = MusicXmlHelpers.SelectPianoPart(_score);
foreach (Measure measure in part.Measures)
{
MeasureAttributes attributes = measure.Attributes;
if (attributes != null)
{
if (attributes.Divisions != -1)
{
currentDevisions = attributes.Divisions;
}
}
double lastXmlNoteDuration = 0;
foreach (Note note in measure.Notes)
{
double noteDuration = note.Duration / currentDevisions;
//If the current note is part of a chord, we need to revert to the previous NoteTime
if (note.IsChord)
{
currentNoteTime -= lastXmlNoteDuration;
}
//After current note drawn, handle keeping track of noteTime in the piece
switch (note.NoteType)
{
case Note.NoteTypes.Note:
if (note.TieType == TieType.Stop)
{
ExtendSongNote(currentNoteTime, song, note, noteDuration);
}
else
{
AddSongNoteToSong(currentNoteTime, song, note, noteDuration);
}
currentNoteTime += noteDuration;
break;
case Note.NoteTypes.Backup:
currentNoteTime -= noteDuration;
break;
case Note.NoteTypes.Forward:
currentNoteTime += noteDuration;
break;
default:
currentNoteTime += noteDuration;
break;
}
lastXmlNoteDuration = noteDuration;
}
}
song = BuildKeyReleases(song);
return(song);
}
public void Render()
{
_renderHelper = new RenderHelper(_scorePanel);
double currentNoteTime = 0;
int currentDivisions = 0;
var staffs = new Staffs(_renderHelper);
staffs.Add(new Staff(_renderHelper, ScoreLayoutDetails.LineSpacing_Y, ScoreLayoutDetails.Staff1_FristLineY));
if (_score == null)
{
throw new Exception("Score is empty, doh..");
}
Part part = MusicXmlHelpers.SelectPianoPart(_score);
double numberOfStaves = MusicXmlHelpers.GetNumberOfStaves(part);
//Only add a second stave if nec.
if (numberOfStaves == 2)
{
staffs.Add(new Staff(_renderHelper, ScoreLayoutDetails.LineSpacing_Y, ScoreLayoutDetails.Staff2_FristLineY));
}
staffs.AddBarLine(currentNoteTime);
//foreach (Part part in _score.Parts)
foreach (Measure measure in part.Measures)
{
MeasureAttributes attributes = measure.Attributes;
if (attributes != null)
{
if (attributes.Divisions != -1)
{
currentDivisions = attributes.Divisions;
}
UpdateMeasureAttributes(attributes, staffs, currentNoteTime);
}
double lastNoteDuration = 0;
foreach (Note note in measure.Notes)
{
//If the current note is part of a chord, we need to revert to the previous NoteTime
if (note.IsChord)
{
currentNoteTime -= 1.0 * lastNoteDuration / currentDivisions;
}
Staff staff = GetStaffFromNote(staffs, note);
if (staff != null && note.IsDrawableEntity)
{
staff.AddNote(note, currentDivisions, currentNoteTime);
}
//After current note drawn, handle keeping track of noteTime in the piece
switch (note.NoteType)
{
case Note.NoteTypes.Backup: currentNoteTime -= 1.0 * note.Duration / currentDivisions;
break;
case Note.NoteTypes.Forward: currentNoteTime += 1.0 * note.Duration / currentDivisions;
break;
default: currentNoteTime += 1.0 * note.Duration / currentDivisions;
break;
}
lastNoteDuration = note.Duration;
}
staffs.AddBarLine(currentNoteTime);
}
double finalX = _renderHelper.RenderItems(ScoreLayoutDetails.DefaultMargin_X);
foreach (var staff in staffs)
{
staff.DrawStaffLines(ScoreLayoutDetails.DefaultMargin_X, finalX);
}
}
public Song Parse()
{
var song = new Song();
int?tempo = _score.Parts.First().Measures.First().Directions.Where(x => x.Placement == DirectionPlacement.Above).First().Tempo;
if (tempo == null)
{
song.Tempo = 100;
}
else
{
song.Tempo = (int)tempo;
}
double currentNoteTime = 0;
double currentDevisions = 4;
foreach (Part part in _score.Parts)
{
foreach (Measure measure in part.Measures)
{
MeasureAttributes attributes = measure.Attributes;
if (attributes != null)
{
if (attributes.Divisions != -1)
{
currentDevisions = attributes.Divisions;
}
}
double lastNoteDuration = 0;
foreach (Note note in measure.Notes)
{
//If the current note is part of a chord, we need to revert to the previous NoteTime
if (note.IsChord)
{
currentNoteTime -= lastNoteDuration / currentDevisions;
}
//After current note drawn, handle keeping track of noteTime in the piece
switch (note.NoteType)
{
case Note.NoteTypes.Note:
song.Add(ConvertXmlNoteToSongNote(currentNoteTime, note));
currentNoteTime += note.Duration / currentDevisions;
break;
case Note.NoteTypes.Backup:
currentNoteTime -= note.Duration / currentDevisions;
break;
case Note.NoteTypes.Forward:
currentNoteTime += note.Duration / currentDevisions;
break;
default:
currentNoteTime += note.Duration / currentDevisions;
break;
}
lastNoteDuration = note.Duration;
}
}
}
return(song);
}
