private float GetLeftMarginPos(SvgSystem system, Graphics graphics, PageFormat pageFormat)
{
float leftMarginPos = pageFormat.LeftMarginPos;
float maxNameWidth = 0;
foreach (Staff staff in system.Staves)
{
foreach (NoteObject noteObject in staff.Voices[0].NoteObjects)
{
Barline firstBarline = noteObject as Barline;
if (firstBarline != null)
{
foreach (DrawObject drawObject in firstBarline.DrawObjects)
{
StaffNameText staffName = drawObject as StaffNameText;
if (staffName != null)
{
Debug.Assert(staffName.TextInfo != null);
TextMetrics staffNameMetrics = new TextMetrics(graphics, null, staffName.TextInfo);
float nameWidth = staffNameMetrics.Right - staffNameMetrics.Left;
maxNameWidth = (maxNameWidth > nameWidth) ? maxNameWidth : nameWidth;
}
}
break;
}
}
}
leftMarginPos = maxNameWidth + (pageFormat.Gap * 2.0F);
leftMarginPos = (leftMarginPos > pageFormat.LeftMarginPos) ? leftMarginPos : pageFormat.LeftMarginPos;
return(leftMarginPos);
}
private void CreateEmptyInputStaves(List <List <VoiceDef> > barDefsInOneSystem)
{
int nPrintedOutputStaves = _pageFormat.VisibleOutputVoiceIndicesPerStaff.Count;
int nPrintedInputStaves = _pageFormat.VisibleInputVoiceIndicesPerStaff.Count;
int nStaffNames = _pageFormat.ShortStaffNames.Count;
for (int i = 0; i < Systems.Count; i++)
{
SvgSystem system = Systems[i];
List <VoiceDef> barDef = barDefsInOneSystem[i];
for (int staffIndex = 0; staffIndex < nPrintedInputStaves; staffIndex++)
{
int staffNameIndex = nPrintedOutputStaves + staffIndex;
string staffname = StaffName(i, staffNameIndex);
float gap = _pageFormat.Gap * _pageFormat.InputStavesSizeFactor;
float stafflineStemStrokeWidth = _pageFormat.StafflineStemStrokeWidth * _pageFormat.InputStavesSizeFactor;
InputStaff inputStaff = new InputStaff(system, staffname, _pageFormat.StafflinesPerStaff[staffIndex], gap, stafflineStemStrokeWidth);
List <byte> inputVoiceIndices = _pageFormat.VisibleInputVoiceIndicesPerStaff[staffIndex];
for (int ivIndex = 0; ivIndex < inputVoiceIndices.Count; ++ivIndex)
{
InputVoiceDef inputVoiceDef = barDef[inputVoiceIndices[ivIndex] + _algorithm.MidiChannelIndexPerOutputVoice.Count] as InputVoiceDef;
Debug.Assert(inputVoiceDef != null);
InputVoice inputVoice = new InputVoice(inputStaff);
inputVoice.VoiceDef = inputVoiceDef;
inputStaff.Voices.Add(inputVoice);
}
SetStemDirections(inputStaff);
system.Staves.Add(inputStaff);
}
}
}
/// <summary>
/// The score contains the correct number of bars per system.
/// Now, if a barline comes before any chords in a staff, it is moved to the end of the corresponding
/// staff in the previous system -- or deleted altogether if it is in the first System.
/// </summary>
private void MoveInitialBarlinesToPreviousSystem()
{
for (int systemIndex = 0; systemIndex < Systems.Count; systemIndex++)
{
SvgSystem system = Systems[systemIndex];
for (int staffIndex = 0; staffIndex < system.Staves.Count; staffIndex++)
{
Staff staff = system.Staves[staffIndex];
for (int voiceIndex = 0; voiceIndex < staff.Voices.Count; voiceIndex++)
{
Voice voice = staff.Voices[voiceIndex];
Barline barline = voice.InitialBarline;
if (barline != null)
{
if (systemIndex > 0)
{
Voice voiceInPreviousSystem = Systems[systemIndex - 1].Staves[staffIndex].Voices[voiceIndex];
voiceInPreviousSystem.NoteObjects.Add(new Barline(voiceInPreviousSystem, barline.BarlineType));
}
voice.NoteObjects.Remove(barline);
}
}
}
}
}
public Staff(SvgSystem svgSystem, string staffName, int numberOfStafflines, float gap, float stafflineStemStrokeWidth)
{
SVGSystem = svgSystem;
Staffname = staffName;
Debug.Assert(numberOfStafflines > 0);
NumberOfStafflines = numberOfStafflines;
Gap = gap;
StafflineStemStrokeWidth = stafflineStemStrokeWidth;
}
/// <summary>
/// Creates one System per bar (=list of VoiceDefs) in the argument.
/// The Systems are complete with staves and voices of the correct type:
/// Each InputStaff is allocated parallel (empty) InputVoice fields.
/// Each OutputStaff is allocated parallel (empty) OutputVoice fields.
/// Each Voice has a VoiceDef field that is allocated to the corresponding
/// VoiceDef from the argument.
/// The OutputVoices are arranged according to _pageFormat.OutputVoiceIndicesPerStaff.
/// The InputVoices are arranged according to _pageFormat.InputVoiceIndicesPerStaff.
/// OutputVoices are given a midi channel allocated from top to bottom in the printed score.
/// </summary>
public void CreateEmptySystems(List <List <VoiceDef> > barDefsInOneSystem, int numberOfVisibleInputStaves)
{
foreach (List <VoiceDef> barVoiceDefs in barDefsInOneSystem)
{
SvgSystem system = new SvgSystem(this);
this.Systems.Add(system);
}
CreateEmptyOutputStaves(barDefsInOneSystem, numberOfVisibleInputStaves);
CreateEmptyInputStaves(barDefsInOneSystem);
}
/// <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 AddExtendersAtTheEndsOfStaves(List <Staff> staves, float rightMarginPos, float gap, float extenderStrokeWidth,
float hairlinePadding, SvgSystem nextSystem)
{
for (int staffIndex = 0; staffIndex < staves.Count; ++staffIndex)
{
Staff staff = staves[staffIndex];
if (!(staff is InvisibleOutputStaff))
{
for (int voiceIndex = 0; voiceIndex < staff.Voices.Count; ++voiceIndex)
{
Voice voice = staff.Voices[voiceIndex];
List <NoteObject> noteObjects = voice.NoteObjects;
ChordSymbol lastChord = null;
RestSymbol lastRest = null;
CautionaryChordSymbol cautionary = null;
for (int index = noteObjects.Count - 1; index >= 0; --index)
{
lastChord = noteObjects[index] as ChordSymbol;
lastRest = noteObjects[index] as RestSymbol;
cautionary = noteObjects[index] as CautionaryChordSymbol;
if (cautionary != null)
{
cautionary.Visible = false;
// a CautionaryChordSymbol is a ChordSymbol, but we have not found a real one yet.
}
else if (lastChord != null || lastRest != null)
{
break;
}
}
if (lastChord != null && lastChord.MsDurationToNextBarline != null)
{
List <float> x1s = GetX1sFromChord1(lastChord.ChordMetrics, hairlinePadding);
List <float> x2s;
List <float> ys = lastChord.ChordMetrics.HeadsOriginYs;
if (nextSystem != null && FirstDurationSymbolOnNextSystemIsCautionary(nextSystem.Staves[staffIndex].Voices[voiceIndex]))
{
x2s = GetEqualFloats(rightMarginPos + gap, x1s.Count);
}
else
{
x2s = GetEqualFloats(rightMarginPos, x1s.Count);
}
lastChord.ChordMetrics.NoteheadExtendersMetrics =
CreateExtenders(x1s, x2s, ys, extenderStrokeWidth, gap, true);
}
}
}
}
}
private void GetNumberOfVoices(SvgSystem svgSystem, ref int nOutputVoices)
{
nOutputVoices = 0;
foreach (Staff staff in svgSystem.Staves)
{
foreach (Voice voice in staff.Voices)
{
if (voice is OutputVoice)
{
nOutputVoices++;
}
}
}
}
private void CreateEmptyOutputStaves(List <List <VoiceDef> > barDefsInOneSystem, int numberOfVisibleInputStaves)
{
int nVisibleOutputStaves = _pageFormat.VisibleOutputVoiceIndicesPerStaff.Count;
List <byte> invisibleOutputVoiceIndices = new List <byte>();
if (numberOfVisibleInputStaves > 0)
{
invisibleOutputVoiceIndices = InvisibleOutputVoiceIndices(_pageFormat.VisibleOutputVoiceIndicesPerStaff, barDefsInOneSystem[0]);
}
for (int i = 0; i < Systems.Count; i++)
{
SvgSystem system = Systems[i];
List <VoiceDef> barDef = barDefsInOneSystem[i];
#region create invisible staves
if (invisibleOutputVoiceIndices.Count > 0)
{
foreach (byte invisibleOutputVoiceIndex in invisibleOutputVoiceIndices)
{
TrkDef invisibleTrkDef = barDef[invisibleOutputVoiceIndex] as TrkDef;
InvisibleOutputStaff invisibleOutputStaff = new InvisibleOutputStaff(system);
OutputVoice outputVoice = new OutputVoice(invisibleOutputStaff, invisibleTrkDef.MidiChannel, invisibleTrkDef.MasterVolume);
outputVoice.VoiceDef = invisibleTrkDef;
invisibleOutputStaff.Voices.Add(outputVoice);
system.Staves.Add(invisibleOutputStaff);
}
}
#endregion create invisible staves
for (int printedStaffIndex = 0; printedStaffIndex < nVisibleOutputStaves; printedStaffIndex++)
{
string staffname = StaffName(i, printedStaffIndex);
OutputStaff outputStaff = new OutputStaff(system, staffname, _pageFormat.StafflinesPerStaff[printedStaffIndex], _pageFormat.Gap, _pageFormat.StafflineStemStrokeWidth);
List <byte> outputVoiceIndices = _pageFormat.VisibleOutputVoiceIndicesPerStaff[printedStaffIndex];
for (int ovIndex = 0; ovIndex < outputVoiceIndices.Count; ++ovIndex)
{
TrkDef trkDef = barDef[outputVoiceIndices[ovIndex]] as TrkDef;
Debug.Assert(trkDef != null);
OutputVoice outputVoice = new OutputVoice(outputStaff, trkDef.MidiChannel, trkDef.MasterVolume);
outputVoice.VoiceDef = trkDef;
outputStaff.Voices.Add(outputVoice);
}
SetStemDirections(outputStaff);
system.Staves.Add(outputStaff);
}
}
}
/// <summary>
/// The current msPosition of a voice will be retrievable as currentMsPositionPerVoicePerStaff[staffIndex][voiceIndex].
/// </summary>
/// <param name="system"></param>
/// <returns></returns>
private List <List <int> > InitializeCurrentMsPositionPerVoicePerStaff(SvgSystem system)
{
List <List <int> > currentMsPositionPerVoicePerStaff = new List <List <int> >();
foreach (Staff staff in system.Staves)
{
List <int> currentVoiceMsPositions = new List <int>();
currentMsPositionPerVoicePerStaff.Add(currentVoiceMsPositions);
foreach (Voice voice in staff.Voices)
{
currentVoiceMsPositions.Add(0);
}
}
return(currentMsPositionPerVoicePerStaff);
}
/// <summary>
/// Copies Systems[systemIndex]'s content to the end of the previous system (taking account of clefs),
/// then removes Systems[systemIndex] from the Systems list.
/// </summary>
/// <param name="barlineIndex"></param>
private void JoinToPreviousSystem(int systemIndex)
{
Debug.Assert(Systems.Count > 1 && Systems.Count > systemIndex);
SvgSystem system1 = Systems[systemIndex - 1];
SvgSystem system2 = Systems[systemIndex];
Debug.Assert(system1.Staves.Count == system2.Staves.Count);
for (int staffIndex = 0; staffIndex < system2.Staves.Count; staffIndex++)
{
bool visibleStaff = !(system1.Staves[staffIndex] is InvisibleOutputStaff);
string clefTypeAtEndOfStaff1 = null;
if (visibleStaff)
{
// If a staff has two voices, both contain the same clefTypes (some clefs may be invisible).
clefTypeAtEndOfStaff1 = FindClefTypeAtEndOfStaff1(system1.Staves[staffIndex].Voices[0]);
}
for (int voiceIndex = 0; voiceIndex < system2.Staves[staffIndex].Voices.Count; voiceIndex++)
{
Voice voice1 = system1.Staves[staffIndex].Voices[voiceIndex];
Voice voice2 = system2.Staves[staffIndex].Voices[voiceIndex];
if (visibleStaff)
{
ClefSymbol voice2FirstClef = voice2.NoteObjects[0] as ClefSymbol;
Debug.Assert(voice2FirstClef != null && clefTypeAtEndOfStaff1 == voice2FirstClef.ClefType);
voice2.NoteObjects.Remove(voice2FirstClef);
}
try
{
voice1.AppendNoteObjects(voice2.NoteObjects);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
Systems.Remove(system2);
system2 = null;
}
public override void AddNoteheadExtenderLines(List <Staff> staves, float rightMarginPos, float gap, float extenderStrokeWidth, float hairlinePadding, SvgSystem nextSystem)
{
AddExtendersAtTheBeginningsofStaves(staves, rightMarginPos, gap, extenderStrokeWidth, hairlinePadding);
AddExtendersInStaves(staves, extenderStrokeWidth, gap, hairlinePadding);
AddExtendersAtTheEndsOfStaves(staves, rightMarginPos, gap, extenderStrokeWidth, hairlinePadding, nextSystem);
}
/// <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);
}
}
}
}
}
/// <summary>
/// Feb. 2012: Currently only the StandardSymbolSet supports notehead extender lines.
/// </summary>
public virtual void AddNoteheadExtenderLines(List <Staff> staves,
float rightMarginPos, float gap, float extenderStrokeWidth, float hairlinePadding, SvgSystem nextSystem)
{
}
/// <summary>
/// Feb. 2012: Currently only the StandardSymbolSet supports notehead extender lines.
/// </summary>
public virtual void AddNoteheadExtenderLines(List <Staff> staves,
double rightMarginPos, double gap, double extenderStrokeWidth, double hairlinePadding, SvgSystem nextSystem)
{
}
public OutputStaff(SvgSystem svgSystem, string staffName, int numberOfStafflines, double gap, double stafflineStemStrokeWidth)
: base(svgSystem, staffName, numberOfStafflines, gap, stafflineStemStrokeWidth)
{
}
public InputStaff(SvgSystem svgSystem, string staffName, int numberOfStafflines, float gap, float stafflineStemStrokeWidth)
: base(svgSystem, staffName, numberOfStafflines, gap, stafflineStemStrokeWidth)
{
}
public InvisibleOutputStaff(SvgSystem svgSystem)
: base(svgSystem, "", 1, 1, 1) // These default values will never be used.
{
}