/// <summary>
/// Writes out an SVG Voice
/// </summary>
/// <param name="w"></param>
public virtual void WriteSVG(SvgWriter w, bool staffIsVisible)
{
for (int i = 0; i < NoteObjects.Count; ++i)
{
NoteObject noteObject = NoteObjects[i];
Barline barline = noteObject as Barline;
if (staffIsVisible && barline != null)
{
bool isLastNoteObject = (i == (NoteObjects.Count - 1));
float top = Staff.Metrics.StafflinesTop;
float bottom = Staff.Metrics.StafflinesBottom;
PageFormat pageFormat = Staff.SVGSystem.Score.PageFormat;
float barlineStrokeWidth = pageFormat.BarlineStrokeWidth;
float stafflineStrokeWidth = pageFormat.StafflineStemStrokeWidth;
barline.WriteSVG(w, top, bottom, barlineStrokeWidth, stafflineStrokeWidth, isLastNoteObject, false);
}
ChordSymbol chordSymbol = noteObject as ChordSymbol;
if (chordSymbol != null)
{
chordSymbol.WriteSVG(w, staffIsVisible);
}
else
{
// if this is the first barline, the staff name and (maybe) barnumber will be written.
noteObject.WriteSVG(w, staffIsVisible);
}
}
}
public void Add(NoteObject noteObject)
{
if (noteObject is DurationSymbol durationSymbol)
{
M.Assert(_absMsPosition == durationSymbol.AbsMsPosition);
}
_noteObjects.Add(noteObject);
}
public void Add(NoteObject noteObject)
{
DurationSymbol durationSymbol = noteObject as DurationSymbol;
if (durationSymbol != null && _msPosition != durationSymbol.MsPosition)
{
throw new InvalidOperationException("Attempt to add a non-synchronous DurationSymbol to a MomentSymbol.");
}
_noteObjects.Add(noteObject);
}
/// <summary>
/// There is still one system per bar.
/// Each VoiceDef begins with an MNXCommon.Clef (taking small clefs into account).
/// An Exception will be thrown if a SmallClefDef is found on the lower voiceDef in a staff in the systems input.
/// Small clefs (if there are any) are copied from the top to the bottom voice (if there is one) on each staff.
/// Small clefs on lower voices on a staff have IsVisible set to false.
/// </summary>
/// <param name="systems"></param>
public void ConvertVoiceDefsToNoteObjects(List <SvgSystem> systems)
{
byte[] currentChannelVelocities = new byte[systems[0].Staves.Count];
var topVoiceSmallClefs = new List <SmallClef>();
int systemAbsMsPos = 0;
for (int systemIndex = 0; systemIndex < systems.Count; ++systemIndex)
{
SvgSystem system = systems[systemIndex];
system.AbsStartMsPosition = systemAbsMsPos;
int msPositionReVoiceDef = 0;
for (int staffIndex = 0; staffIndex < system.Staves.Count; ++staffIndex)
{
Staff staff = system.Staves[staffIndex];
msPositionReVoiceDef = 0;
topVoiceSmallClefs.Clear();
for (int voiceIndex = 0; voiceIndex < staff.Voices.Count; ++voiceIndex)
{
Voice voice = staff.Voices[voiceIndex];
voice.VoiceDef.AgglomerateRests();
msPositionReVoiceDef = 0;
List <IUniqueDef> iuds = voice.VoiceDef.UniqueDefs;
M.Assert(iuds[0] is ClefDef || iuds[0] is MNX.Common.Clef); /** <-------------- **/
for (int iudIndex = 0; iudIndex < iuds.Count; ++iudIndex)
{
IUniqueDef iud = voice.VoiceDef.UniqueDefs[iudIndex];
int absMsPosition = systemAbsMsPos + msPositionReVoiceDef;
NoteObject noteObject =
SymbolSet.GetNoteObject(voice, absMsPosition, iud, iudIndex, ref currentChannelVelocities[staffIndex]);
if (noteObject is SmallClef smallClef)
{
if (voiceIndex == 0)
{
if (staff.Voices.Count > 1)
{
topVoiceSmallClefs.Add(smallClef);
}
}
else
{
throw new Exception("SmallClefs may not be defined for a lower voice. They will be copied from the top voice");
}
}
if (iud is IUniqueSplittableChordDef iscd && iscd.MsDurationToNextBarline != null)
{
msPositionReVoiceDef += (int)iscd.MsDurationToNextBarline;
}
private void AddNoteObject(NoteObject noteObject)
{
DurationSymbol durationSymbol = noteObject as DurationSymbol;
if (durationSymbol != null && _noteObjects.Count > 0)
{
Debug.Assert(durationSymbol.MsPosition == _msPosition);
Debug.Assert(durationSymbol.Voice.Staff == _noteObjects[0].Voice.Staff);
}
_noteObjects.Add(noteObject);
}
/// <summary>
/// returns
/// -1 if metrics is entirely to the left of the fixedNoteObject;
/// 0 if metrics overlaps the fixedNoteObject;
/// 1 if metrics is entirely to the right of the fixedNoteObject;
/// </summary>
/// <returns></returns>
private int OverlapsHorizontally(Metrics metrics, NoteObject fixedNoteObject)
{
int rval = 0;
Metrics fixedMetrics = fixedNoteObject.Metrics;
if (metrics.Right < fixedMetrics.Left)
{
rval = -1;
}
else if (metrics.Left > fixedMetrics.Right)
{
rval = 1;
}
return(rval);
}
public override NoteObject GetNoteObject(Voice voice, IUniqueDef iud, bool firstDefInVoice,
ref byte currentVelocity, float musicFontHeight)
{
NoteObject noteObject = null;
CautionaryChordDef cautionaryChordDef = iud as CautionaryChordDef;
MidiChordDef midiChordDef = iud as MidiChordDef;
InputChordDef inputChordDef = iud as InputChordDef;
RestDef restDef = iud as RestDef;
ClefChangeDef clefChangeDef = iud as ClefChangeDef;
PageFormat pageFormat = voice.Staff.SVGSystem.Score.PageFormat;
float cautionaryFontHeight = pageFormat.CautionaryNoteheadsFontHeight;
int minimumCrotchetDuration = pageFormat.MinimumCrotchetDuration;
if (cautionaryChordDef != null && firstDefInVoice)
{
CautionaryChordSymbol cautionaryChordSymbol = new CautionaryChordSymbol(voice, cautionaryChordDef, cautionaryFontHeight);
noteObject = cautionaryChordSymbol;
}
else if (midiChordDef != null)
{
OutputChordSymbol outputChordSymbol = new OutputChordSymbol(voice, midiChordDef, minimumCrotchetDuration, musicFontHeight);
if (midiChordDef.MidiVelocity != currentVelocity)
{
outputChordSymbol.AddDynamic(midiChordDef.MidiVelocity, currentVelocity);
currentVelocity = midiChordDef.MidiVelocity;
}
noteObject = outputChordSymbol;
}
else if (inputChordDef != null)
{
InputChordSymbol inputChordSymbol = new InputChordSymbol(voice, inputChordDef, minimumCrotchetDuration, musicFontHeight);
noteObject = inputChordSymbol;
}
else if (restDef != null)
{
RestSymbol restSymbol = new RestSymbol(voice, iud, minimumCrotchetDuration, musicFontHeight);
noteObject = restSymbol;
}
else if (clefChangeDef != null)
{
ClefChangeSymbol clefChangeSymbol = new ClefChangeSymbol(voice, clefChangeDef.ClefType, cautionaryFontHeight, ((IUniqueDef)iud).MsPosition);
noteObject = clefChangeSymbol;
}
return(noteObject);
}
/// <summary>
/// Returns the first chordSymbol or restSymbol after the first cautionaryChordSymbol.
/// If there are cautionaryChordSymbols between the first and the returned chordSymbol or restSymbol, they are rendered invisible.
/// If there is a barline immediately preceding the durationSymbol that would otherwise be returned, the barline is returned.
/// Null is returned if no further chordSymbol or RestSymbol is found in the noteObjects.
/// </summary>
/// <param name="noteObjects"></param>
/// <returns></returns>
private NoteObject GetFollowingChordRestOrBarlineSymbol(List <NoteObject> noteObjects)
{
NoteObject noteObjectToReturn = null;
bool firstCautionaryChordSymbolFound = false;
for (int i = 0; i < noteObjects.Count; ++i)
{
NoteObject noteObject = noteObjects[i];
if (firstCautionaryChordSymbolFound == false && noteObject is CautionaryChordSymbol)
{
firstCautionaryChordSymbolFound = true;
continue;
}
if (firstCautionaryChordSymbolFound)
{
CautionaryChordSymbol followingCautionary = noteObject as CautionaryChordSymbol;
if (followingCautionary != null)
{
followingCautionary.Visible = false;
continue;
}
if (noteObject is ChordSymbol)
{
noteObjectToReturn = noteObject;
}
if (noteObject is RestSymbol)
{
noteObjectToReturn = noteObject;
}
}
if (noteObjectToReturn != null) // a ChordSymbol or a RestSymbol (not a CautionaryChordSymbol)
{
Barline barline = noteObjects[i - 1] as Barline;
if (barline != null)
{
noteObjectToReturn = barline;
}
break;
}
}
return(noteObjectToReturn);
}
/// <summary>
/// Move paddedMetrics above the fixedNoteObject if it is not already.
/// </summary>
private void MovePaddedMetricsAboveNoteObject(PaddedMetrics paddedMetrics, NoteObject fixedNoteObject)
{
double verticalOverlap = 0;
if (fixedNoteObject.Metrics is ChordMetrics chordMetrics)
{
verticalOverlap = chordMetrics.OverlapHeight(paddedMetrics, 0F);
}
else if (fixedNoteObject.Metrics is RestMetrics restMetrics)
{
verticalOverlap = restMetrics.OverlapHeight(paddedMetrics, 0F);
}
else if (!(fixedNoteObject is Barline))
{
verticalOverlap = fixedNoteObject.Metrics.OverlapHeight(paddedMetrics, 0F);
}
if (verticalOverlap > 0)
{
verticalOverlap = (verticalOverlap > paddedMetrics.BottomPadding) ? verticalOverlap : paddedMetrics.BottomPadding;
paddedMetrics.Move(0, -verticalOverlap);
}
}
public override Metrics NoteObjectMetrics(Graphics graphics, NoteObject noteObject, VerticalDir voiceStemDirection, float gap, float strokeWidth)
{
Metrics returnMetrics = null;
ClefSymbol clef = noteObject as ClefSymbol;
Barline barline = noteObject as Barline;
CautionaryChordSymbol cautionaryChordSymbol = noteObject as CautionaryChordSymbol;
ChordSymbol chord = noteObject as ChordSymbol;
RestSymbol rest = noteObject as RestSymbol;
if (barline != null)
{
returnMetrics = new BarlineMetrics(graphics, barline, gap);
}
else if (clef != null)
{
if (clef.ClefType != "n")
{
returnMetrics = new ClefMetrics(clef, gap);
}
}
else if (cautionaryChordSymbol != null)
{
returnMetrics = new ChordMetrics(graphics, cautionaryChordSymbol, voiceStemDirection, gap, strokeWidth);
}
else if (chord != null)
{
returnMetrics = new ChordMetrics(graphics, chord, voiceStemDirection, gap, strokeWidth);
}
else if (rest != null)
{
// All rests are originally created on the centre line.
// They are moved vertically later, if they are on a 2-Voice staff.
returnMetrics = new RestMetrics(graphics, rest, gap, noteObject.Voice.Staff.NumberOfStafflines, strokeWidth);
}
return(returnMetrics);
}
private List <float> GetCautionaryRightExtenderX2s(CautionaryChordSymbol cautionaryChordSymbol1,
List <NoteObject> noteObjects, List <float> x1s, List <float> ys, float hairlinePadding)
{
List <float> x2s = new List <float>();
NoteObject no2 = GetFollowingChordRestOrBarlineSymbol(noteObjects);
Barline barline = no2 as Barline;
ChordSymbol chord2 = no2 as ChordSymbol;
RestSymbol rest2 = no2 as RestSymbol;
if (barline != null)
{
float x2 = barline.Metrics.OriginX;
x2s = GetEqualFloats(x2, x1s.Count);
}
else if (chord2 != null)
{
x2s = GetX2sFromChord2(ys, chord2.ChordMetrics, hairlinePadding);
}
else if (rest2 != null)
{
float x2 = rest2.Metrics.Left - hairlinePadding;
x2s = GetEqualFloats(x2, x1s.Count);
}
else // no2 == null
{
Debug.Assert(no2 == null);
// This voice has no further chords or rests,
// so draw extenders to the right margin.
// extend to the right margin
PageFormat pageFormat = cautionaryChordSymbol1.Voice.Staff.SVGSystem.Score.PageFormat;
float rightMarginPos = pageFormat.RightMarginPos;
float gap = pageFormat.Gap;
x2s = GetEqualFloats(rightMarginPos + gap, ys.Count);
}
return(x2s);
}
public NoteObjectMoment(NoteObject noteObject, int msPosition)
{
_msPosition = msPosition;
AddNoteObject(noteObject);
}
public abstract Metrics NoteObjectMetrics(Graphics graphics, NoteObject noteObject, VerticalDir voiceStemDirection, double gap, PageFormat pageFormat, string currentClefType);
private void GetStaffParameters(NoteObject rootObject)
{
// If a staff has two voices, both should contain the same clefs.
// The clefs are, however, different objects in the two voices:
// clef.IsVisible may be true in one voice and false in the other one.
Voice voice = rootObject.Voice;
_staffOriginY = voice.Staff.Metrics.StafflinesTop;
_nStafflines = voice.Staff.NumberOfStafflines;
foreach(NoteObject noteObject in voice.NoteObjects)
{
ClefSymbol cs = noteObject as ClefSymbol;
if(cs != null)
_clef = cs;
if(noteObject == rootObject)
break;
}
}
public abstract Metrics NoteObjectMetrics(Graphics graphics, NoteObject noteObject, VerticalDir voiceStemDirection, float gap, float storkeWidth);
public void Add(NoteObject noteObject)
{
DurationSymbol durationSymbol = noteObject as DurationSymbol;
if(durationSymbol != null && _absMsPosition != durationSymbol.AbsMsPosition)
throw new InvalidOperationException("Attempt to add a non-synchronous DurationSymbol to a MomentSymbol.");
_noteObjects.Add(noteObject);
}
private void AddNoteObject(NoteObject noteObject)
{
DurationSymbol durationSymbol = noteObject as DurationSymbol;
if(durationSymbol != null && _noteObjects.Count > 0)
{
Debug.Assert(durationSymbol.AbsMsPosition == _absMsPosition);
Debug.Assert(durationSymbol.Voice.Staff == _noteObjects[0].Voice.Staff);
}
if(noteObject is ClefSymbol)
{
}
_noteObjects.Add(noteObject);
}
public override Metrics NoteObjectMetrics(Graphics graphics, NoteObject noteObject, VerticalDir voiceStemDirection, float gap, float strokeWidth)
{
Metrics returnMetrics = null;
ClefSymbol clef = noteObject as ClefSymbol;
Barline barline = noteObject as Barline;
CautionaryOutputChordSymbol cautionaryOutputChordSymbol = noteObject as CautionaryOutputChordSymbol;
CautionaryInputChordSymbol cautionaryInputChordSymbol = noteObject as CautionaryInputChordSymbol;
ChordSymbol chord = noteObject as ChordSymbol;
RestSymbol rest = noteObject as RestSymbol;
if(barline != null)
{
returnMetrics = new BarlineMetrics(graphics, barline, gap);
}
else if(clef != null)
{
if(clef.ClefType != "n")
returnMetrics = new ClefMetrics(clef, gap);
}
else if(cautionaryOutputChordSymbol != null)
{
returnMetrics = new ChordMetrics(graphics, cautionaryOutputChordSymbol, voiceStemDirection, gap, strokeWidth);
}
else if(cautionaryInputChordSymbol != null)
{
returnMetrics = new ChordMetrics(graphics, cautionaryInputChordSymbol, voiceStemDirection, gap, strokeWidth);
}
else if(chord != null)
{
returnMetrics = new ChordMetrics(graphics, chord, voiceStemDirection, gap, strokeWidth);
}
else if(rest != null)
{
// All rests are originally created on the centre line.
// They are moved vertically later, if they are on a 2-Voice staff.
returnMetrics = new RestMetrics(graphics, rest, gap, noteObject.Voice.Staff.NumberOfStafflines, strokeWidth);
}
return returnMetrics;
}
/// <summary>
/// Writes out an SVG Voice
/// The following NoteObject types are only written if voiceIndex == 0:
/// Barline, Clef, SmallClef, KeySignature, TimeSignature.
/// </summary>
/// <param name="w"></param>
public virtual void WriteSVG(SvgWriter w, int voiceIndex, List <CarryMsgs> carryMsgsPerChannel, bool graphicsOnly)
{
bool suppressEndOfScoreBarline = false;
for (int i = 0; i < NoteObjects.Count; ++i)
{
NoteObject noteObject = NoteObjects[i];
if (noteObject is Barline barline && voiceIndex == 0)
{
bool isLastNoteObject = (i == (NoteObjects.Count - 1));
double top = Staff.Metrics.StafflinesTop;
double bottom = Staff.Metrics.StafflinesBottom;
if (barline.IsVisible && !suppressEndOfScoreBarline)
{
barline.WriteSVG(w, top, bottom, isLastNoteObject, true);
}
barline.WriteDrawObjectsSVG(w);
}
if (noteObject is CautionaryChordSymbol cautionaryChordSymbol)
{
cautionaryChordSymbol.WriteSVG(w);
}
if (noteObject is OutputChordSymbol outputChordSymbol)
{
M.Assert(carryMsgsPerChannel != null);
outputChordSymbol.WriteSVG(w, this.MidiChannel, carryMsgsPerChannel[this.MidiChannel], graphicsOnly);
}
if (noteObject is OutputRestSymbol outputRestSymbol)
{
M.Assert(carryMsgsPerChannel != null);
outputRestSymbol.WriteSVG(w, this.MidiChannel, carryMsgsPerChannel[this.MidiChannel], graphicsOnly);
}
if (noteObject is Clef clef && voiceIndex == 0)
{
if (clef.Metrics != null)
{
// if this is the first barline, the staff name and (maybe) barnumber will be written.
ClefMetrics cm = clef.Metrics as ClefMetrics;
clef.WriteSVG(w, cm.ClefID, cm.OriginX, cm.OriginY);
}
}
if (noteObject is SmallClef smallClef && voiceIndex == 0)
{
if (smallClef.Metrics != null)
{
SmallClefMetrics scm = smallClef.Metrics as SmallClefMetrics;
smallClef.WriteSVG(w, scm.ClefID, scm.OriginX, scm.OriginY);
}
}
if (noteObject is KeySignature keySignature && voiceIndex == 0)
{
keySignature.WriteSVG(w, keySignature.Fifths.ToString(), keySignature.Metrics.OriginX, keySignature.Metrics.OriginY);
}
if (noteObject is TimeSignature timeSignature && voiceIndex == 0)
{
timeSignature.WriteSVG(w, timeSignature.Signature, timeSignature.Metrics.OriginX, timeSignature.Metrics.OriginY);
}
if (noteObject is RepeatSymbol repeatSymbol && voiceIndex == 0)
{
bool isLastNoteObject = (i == (NoteObjects.Count - 1));
double top = Staff.Metrics.StafflinesTop;
double bottom = Staff.Metrics.StafflinesBottom;
repeatSymbol.WriteSVG(w, top, bottom, isLastNoteObject, true);
suppressEndOfScoreBarline = (i == (NoteObjects.Count - 2));
}
}
}
/// <summary>
/// There is still one system per bar.
/// </summary>
/// <param name="systems"></param>
public void ConvertVoiceDefsToNoteObjects(List <SvgSystem> systems)
{
byte[] currentChannelVelocities = new byte[systems[0].Staves.Count];
List <ClefChangeDef> voice0ClefChangeDefs = new List <ClefChangeDef>();
List <ClefChangeDef> voice1ClefChangeDefs = new List <ClefChangeDef>();
for (int systemIndex = 0; systemIndex < systems.Count; ++systemIndex)
{
SvgSystem system = systems[systemIndex];
int visibleStaffIndex = -1;
for (int staffIndex = 0; staffIndex < system.Staves.Count; ++staffIndex)
{
Staff staff = system.Staves[staffIndex];
if (!(staff is InvisibleOutputStaff))
{
visibleStaffIndex++;
}
voice0ClefChangeDefs.Clear();
voice1ClefChangeDefs.Clear();
for (int voiceIndex = 0; voiceIndex < staff.Voices.Count; ++voiceIndex)
{
Voice voice = staff.Voices[voiceIndex];
float musicFontHeight = (voice is OutputVoice) ? _pageFormat.MusicFontHeight : _pageFormat.MusicFontHeight * _pageFormat.InputStavesSizeFactor;
if (!(staff is InvisibleOutputStaff))
{
Debug.Assert(_pageFormat.ClefsList[visibleStaffIndex] != null);
voice.NoteObjects.Add(new ClefSymbol(voice, _pageFormat.ClefsList[visibleStaffIndex], musicFontHeight));
}
bool firstLmdd = true;
if (staff is InputStaff)
{
InputVoice inputVoice = staff.Voices[voiceIndex] as InputVoice;
if (systemIndex == 0)
{
InputVoiceDef inputVoiceDef = inputVoice.VoiceDef as InputVoiceDef;
inputVoice.SetMidiChannel(inputVoiceDef.MidiChannel, systemIndex);
}
}
foreach (IUniqueDef iud in voice.VoiceDef.UniqueDefs)
{
NoteObject noteObject =
SymbolSet.GetNoteObject(voice, iud, firstLmdd, ref currentChannelVelocities[staffIndex], musicFontHeight);
ClefChangeSymbol clefChangeSymbol = noteObject as ClefChangeSymbol;
if (clefChangeSymbol != null)
{
if (voiceIndex == 0)
{
voice0ClefChangeDefs.Add(iud as ClefChangeDef);
}
else
{
voice1ClefChangeDefs.Add(iud as ClefChangeDef);
}
}
voice.NoteObjects.Add(noteObject);
firstLmdd = false;
}
}
if (voice0ClefChangeDefs.Count > 0 || voice1ClefChangeDefs.Count > 0)
{
// the main clef on this staff in the next system
SetNextSystemClefType(staffIndex, voice0ClefChangeDefs, voice1ClefChangeDefs);
}
if (staff.Voices.Count == 2)
{
InsertInvisibleClefChangeSymbols(staff.Voices, voice0ClefChangeDefs, voice1ClefChangeDefs);
CheckClefTypes(staff.Voices);
StandardSymbolSet standardSymbolSet = SymbolSet as StandardSymbolSet;
if (standardSymbolSet != null)
{
standardSymbolSet.ForceNaturalsInSynchronousChords(staff);
}
}
}
}
}
public abstract Metrics NoteObjectMetrics(Graphics graphics, NoteObject noteObject, VerticalDir voiceStemDirection, float gap, float storkeWidth);
public NoteObjectMoment(NoteObject noteObject, int msPosition)
{
_msPosition = msPosition;
AddNoteObject(noteObject);
}