import {GraphicalStaffEntry} from "./GraphicalStaffEntry";
import {StaffLine} from "./StaffLine";
import {GraphicalMusicSheet} from "./GraphicalMusicSheet";
import {EngravingRules} from "./EngravingRules";
import {Tie} from "../VoiceData/Tie";
import {Fraction} from "../../Common/DataObjects/fraction";
import {Note} from "../VoiceData/Note";
import {MusicSheet} from "../MusicSheet";
import {StaffMeasure} from "./StaffMeasure";
import {ClefInstruction} from "../VoiceData/Instructions/ClefInstruction";
import {LyricWord} from "../VoiceData/Lyrics/LyricsWord";
import {SourceMeasure} from "../VoiceData/SourceMeasure";
import {GraphicalMusicPage} from "./GraphicalMusicPage";
import {GraphicalNote} from "./GraphicalNote";
import {Beam} from "../VoiceData/Beam";
import {OctaveEnum} from "../VoiceData/Expressions/ContinuousExpressions/octaveShift";
import {LyricsEntry} from "../VoiceData/Lyrics/LyricsEntry";
import {VoiceEntry} from "../VoiceData/VoiceEntry";
import {OrnamentContainer} from "../VoiceData/OrnamentContainer";
import {ArticulationEnum} from "../VoiceData/VoiceEntry";
import {Tuplet} from "../VoiceData/Tuplet";
import {MusicSystem} from "./MusicSystem";
import {GraphicalTie} from "./GraphicalTie";
import {RepetitionInstruction} from "../VoiceData/Instructions/RepetitionInstruction";
import {MultiExpression} from "../VoiceData/Expressions/multiExpression";
import {StaffEntryLink} from "../VoiceData/StaffEntryLink";
import {MusicSystemBuilder} from "./MusicSystemBuilder";
import {MultiTempoExpression} from "../VoiceData/Expressions/multiTempoExpression";
import {Repetition} from "../MusicSource/Repetition";
import {PointF2D} from "../../Common/DataObjects/PointF2D";
import {SourceStaffEntry} from "../VoiceData/SourceStaffEntry";
import {BoundingBox} from "./BoundingBox";
import {Instrument} from "../Instrument";
import {GraphicalLabel} from "./GraphicalLabel";
import {TextAlignment} from "../../Common/Enums/TextAlignment";
import {VerticalGraphicalStaffEntryContainer} from "./VerticalGraphicalStaffEntryContainer";
import {KeyInstruction} from "../VoiceData/Instructions/KeyInstruction";
import {AbstractNotationInstruction} from "../VoiceData/Instructions/AbstractNotationInstruction";
import {ClefEnum} from "../VoiceData/Instructions/ClefInstruction";
import {TechnicalInstruction} from "../VoiceData/Instructions/TechnicalInstruction";
import {Pitch} from "../../Common/DataObjects/pitch";
import {LinkedVoice} from "../VoiceData/LinkedVoice";
import {ColDirEnum} from "./BoundingBox";
import {IGraphicalSymbolFactory} from "../Interfaces/IGraphicalSymbolFactory";
import {ITextMeasurer} from "../Interfaces/ITextMeasurer";
import {ITransposeCalculator} from "../Interfaces/ITransposeCalculator";
import {OctaveShiftParams} from "./OctaveShiftParams";
import {AccidentalCalculator} from "./AccidentalCalculator";
import {MidiInstrument} from "../VoiceData/Instructions/ClefInstruction";
import {Staff} from "../VoiceData/Staff";
import {OctaveShift} from "../VoiceData/Expressions/ContinuousExpressions/octaveShift";
export class MusicSheetCalculator {
    public static TransposeCalculator: ITransposeCalculator;
    protected static textMeasurer: ITextMeasurer;
    protected staffEntriesWithGraphicalTies: GraphicalStaffEntry[] = [];
    protected staffEntriesWithOrnaments: GraphicalStaffEntry[] = [];
    protected staffEntriesWithChordSymbols: GraphicalStaffEntry[] = [];
    protected staffLinesWithLyricWords: StaffLine[] = [];
    protected staffLinesWithGraphicalExpressions: StaffLine[] = [];
    protected graphicalMusicSheet: GraphicalMusicSheet;
    protected rules: EngravingRules;
    protected symbolFactory: IGraphicalSymbolFactory;
    constructor(symbolFactory: IGraphicalSymbolFactory) {
        this.symbolFactory = symbolFactory;
    }
    public static get TextMeasurer(): ITextMeasurer {
        return MusicSheetCalculator.textMeasurer;
    }
    public static set TextMeasurer(value: ITextMeasurer) {
        MusicSheetCalculator.textMeasurer = value;
    }
    protected get leadSheet(): boolean {
        return this.graphicalMusicSheet.LeadSheet;
    }
    private static addTieToTieTimestampsDict(tieTimestampListDict: Dictionary<Tie, Fraction[]>, note: Note): void {
        note.NoteTie.initializeBoolList();
        let tieTimestampList: Fraction[] = [];
        for (let m: number = 0; m < note.NoteTie.Fractions.length; m++) {
            let musicTimestamp: Fraction;
            if (m === 0)
                musicTimestamp = new Fraction(note.calculateNoteLengthWithoutTie() + note.getAbsoluteTimestamp());
            else musicTimestamp = new Fraction(tieTimestampList[m - 1] + note.NoteTie.Fractions[m - 1]);
            tieTimestampList.push(musicTimestamp);
        }
        tieTimestampListDict.push(note.NoteTie, tieTimestampList);
    }
    public initialize(graphicalMusicSheet: GraphicalMusicSheet): void {
        this.graphicalMusicSheet = graphicalMusicSheet;
        this.rules = graphicalMusicSheet.ParentMusicSheet.rules;
        this.prepareGraphicalMusicSheet();
        this.calculate();
    }
    public prepareGraphicalMusicSheet(): void {
        this.graphicalMusicSheet.SystemImages.length = 0;
        let musicSheet: MusicSheet = this.graphicalMusicSheet.ParentMusicSheet;
        this.staffEntriesWithGraphicalTies = [];
        this.staffEntriesWithOrnaments = [];
        this.staffEntriesWithChordSymbols = [];
        this.staffLinesWithLyricWords = [];
        this.staffLinesWithGraphicalExpressions = [];
        this.graphicalMusicSheet.Initialize();
        let measureList: StaffMeasure[][] = this.graphicalMusicSheet.MeasureList;
        let accidentalCalculators: AccidentalCalculator[] = this.createAccidentalCalculators();
        let activeClefs: ClefInstruction[] = this.graphicalMusicSheet.initializeActiveClefs();
        let lyricWords: LyricWord[] = [];
        let completeNumberOfStaves: number = musicSheet.getCompleteNumberOfStaves();
        let openOctaveShifts: OctaveShiftParams[] = [];
        let tieTimestampListDictList: List<Dictionary<Tie, Fraction[]>> = new List<Dictionary<Tie, Fraction[]>>();
        for (let i: number = 0; i < completeNumberOfStaves; i++) {
            let tieTimestampListDict: Dictionary<Tie, Fraction[]> = new Dictionary<Tie, Fraction[]>();
            tieTimestampListDictList.push(tieTimestampListDict);
            openOctaveShifts.push(undefined);
        }
        for (let idx: number = 0, len: number = musicSheet.SourceMeasures.length; idx < len; ++idx) {
            let sourceMeasure: SourceMeasure = musicSheet.SourceMeasures[idx];
            let graphicalMeasures: StaffMeasure[] = this.createGraphicalMeasuresForSourceMeasure(sourceMeasure,
                accidentalCalculators,
                lyricWords,
                tieTimestampListDictList,
                openOctaveShifts,
                activeClefs);
            measureList.push(graphicalMeasures);
        }
        this.handleStaffEntries();
        this.calculateVerticalContainersList();
        this.setIndecesToVerticalGraphicalContainers();
    }
    public calculate(): void {
        this.clearSystemsAndMeasures();
        this.clearRecreatedObjects();
        this.createGraphicalTies();
        this.calculateSheetLabelBoundingBoxes();
        this.calculateXLayout(this.graphicalMusicSheet, this.maxInstrNameLabelLength());
        this.graphicalMusicSheet.MusicPages = [];
        this.calculateMusicSystems();
        this.graphicalMusicSheet.MusicPages[0].PositionAndShape.BorderMarginBottom += 9;
        GraphicalMusicSheet.transformRelativeToAbsolutePosition(this.graphicalMusicSheet);
    }
    public calculateXLayout(graphicalMusicSheet: GraphicalMusicSheet, maxInstrNameLabelLength: number): void {
        let maxLength: number = 0;
        let maxInstructionsLength: number = this.rules.MaxInstructionsConstValue;
        if (this.graphicalMusicSheet.MeasureList.length > 0) {
            maxLength = this.calculateMeasureXLayout(this.graphicalMusicSheet.MeasureList[0]) * 1.2 + maxInstrNameLabelLength + maxInstructionsLength;
            for (let i: number = 1; i < this.graphicalMusicSheet.MeasureList.length; i++) {
                let measures: StaffMeasure[] = this.graphicalMusicSheet.MeasureList[i];
                maxLength = Math.max(maxLength, this.calculateMeasureXLayout(measures) * 1.2 + maxInstructionsLength);
            }
        }
        this.graphicalMusicSheet.MaxAllowedSystemWidth = maxLength;
    }
    protected calculateMeasureXLayout(measures: StaffMeasure[]): number { throw new Error('not implemented'); }
    protected calculateSystemYLayout(): void { throw new Error('not implemented'); }
    protected initStaffMeasuresCreation(): void { throw new Error('not implemented'); }
    protected handleBeam(graphicalNote: GraphicalNote, beam: Beam, openBeams: Beam[]): void { throw new Error('not implemented'); }
    protected createGraphicalTieNote(beams: Beam[], activeClef: ClefInstruction,
        octaveShiftValue: OctaveEnum,
        graphicalStaffEntry: GraphicalStaffEntry, duration: Fraction, numberOfDots: number,
        openTie: Tie, isLastTieNote: boolean): void { throw new Error('not implemented'); }
    protected handleVoiceEntryLyrics(lyricsEntries: { [_: number]: LyricsEntry; }, voiceEntry: VoiceEntry, graphicalStaffEntry: GraphicalStaffEntry,
        openLyricWords: LyricWord[]): void { throw new Error('not implemented'); }
    protected handleVoiceEntryOrnaments(ornamentContainer: OrnamentContainer, voiceEntry: VoiceEntry,
        graphicalStaffEntry: GraphicalStaffEntry): void { throw new Error('not implemented'); }
    protected handleVoiceEntryArticulations(articulations: ArticulationEnum[],
        voiceEntry: VoiceEntry,
        graphicalStaffEntry: GraphicalStaffEntry): void { throw new Error('not implemented'); }
    protected handleTuplet(graphicalNote: GraphicalNote, tuplet: Tuplet, openTuplets: Tuplet[]): void { throw new Error('not implemented'); }
    protected layoutVoiceEntry(voiceEntry: VoiceEntry, graphicalNotes: GraphicalNote[], graphicalStaffEntry: GraphicalStaffEntry, hasPitchedNote: boolean, isGraceStaffEntry: boolean): void { throw new Error('not implemented'); }
    protected layoutStaffEntry(graphicalStaffEntry: GraphicalStaffEntry): void { throw new Error('not implemented'); }
    protected handleTie(tie: Tie, startGraphicalStaffEntry: GraphicalStaffEntry, staffIndex: number,
        measureIndex: number): void { throw new Error('not implemented'); }
    protected updateStaffLineBorders(staffLine: StaffLine): void { throw new Error('not implemented'); }
    protected calculateMeasureNumberPlacement(musicSystem: MusicSystem): void { throw new Error('not implemented'); }
    protected layoutGraphicalTie(tie: GraphicalTie, tieIsAtSystemBreak: boolean): void { throw new Error('not implemented'); }
    protected calculateSingleStaffLineLyricsPosition(staffLine: StaffLine, lyricVersesNumber: number[]): void { throw new Error('not implemented'); }
    protected calculateSingleOctaveShift(sourceMeasure: SourceMeasure, multiExpression: MultiExpression,
        measureIndex: number, staffIndex: number): void { throw new Error('not implemented'); }
    protected calculateWordRepetitionInstruction(repetitionInstruction: RepetitionInstruction,
        measureIndex: number): void { throw new Error('not implemented'); }
    protected calculateMoodAndUnknownExpression(multiExpression: MultiExpression, measureIndex: number, staffIndex: number): void { throw new Error('not implemented'); }
    protected clearRecreatedObjects(): void {

    }
    protected handleStaffEntryLink(graphicalStaffEntry: GraphicalStaffEntry,
        staffEntryLinks: StaffEntryLink[]): void {

    }
    protected calculateMusicSystems(): void {
        if (this.graphicalMusicSheet.MeasureList === undefined) return;
        
        let allMeasures: StaffMeasure[][] = this.graphicalMusicSheet.MeasureList;
        if (allMeasures === undefined)
            return;
        let visibleMeasureList: StaffMeasure[][] = [];
        for (let idx: number = 0, len: number = allMeasures.length; idx < len; ++idx) {
            let staffMeasures: StaffMeasure[] = allMeasures[idx];
            let visibleStaffMeasures: StaffMeasure[] = [];
            for (let idx2: number = 0, len2: number = staffMeasures.length; idx2 < len2; ++idx2) {
                let staffMeasure: StaffMeasure = allMeasures[idx][idx2];
                if (staffMeasure.isVisible())
                    visibleStaffMeasures.push(staffMeasure);
            }
            visibleMeasureList.push(visibleStaffMeasures);
        }

        let numberOfStaffLines: number = 0;
        for (let idx: number = 0, len: number = visibleMeasureList.length; idx < len; ++idx) {
            let gmlist: StaffMeasure[] = visibleMeasureList[idx];
            numberOfStaffLines = Math.max(gmlist.length, numberOfStaffLines);
            break;
        }
        if (numberOfStaffLines === 0)
            return;
        let musicSystemBuilder: MusicSystemBuilder = new MusicSystemBuilder();
        musicSystemBuilder.initialize(this.graphicalMusicSheet, visibleMeasureList, numberOfStaffLines, this.symbolFactory);
        musicSystemBuilder.buildMusicSystems();
        this.checkMeasuresForWholeRestNotes();
        if (!this.leadSheet) {
            this.calculateBeams();
            this.optimizeRestPlacement();
            this.calculateStaffEntryArticulationMarks();
            this.calculateTieCurves();
        }
        this.calculateSkyBottomLines();
        this.calculateTupletNumbers();
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                this.calculateMeasureNumberPlacement(musicSystem);
            }
        }
        if (!this.leadSheet)
            this.calculateSlurs();
        if (!this.leadSheet)
            this.calculateOrnaments();
        this.updateSkyBottomLines();
        this.calculateChordSymbols();
        if (!this.leadSheet) {
            this.calculateDynamicExpressions();
            this.optimizeStaffLineDynamicExpressionsPositions();
            this.calculateMoodAndUnknownExpressions();
            this.calculateOctaveShifts();
            this.calculateWordRepetitionInstructions();
        }
        this.calculateRepetitionEndings();
        if (!this.leadSheet)
            this.calculateTempoExpressions();
        this.calculateLyricsPosition();
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    this.updateStaffLineBorders(staffLine);
                }
            }
        }
        this.calculateComments();
        this.calculateSystemYLayout();
        this.calculateMarkedAreas();
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                musicSystem.setMusicSystemLabelsYPosition();
                if (!this.leadSheet) {
                    musicSystem.setYPositionsToVerticalLineObjectsAndCreateLines(this.rules);
                    musicSystem.createSystemLeftVerticalLineObject(this.rules.SystemThinLineWidth, this.rules.SystemLabelsRightMargin);
                    musicSystem.createInstrumentBrackets(this.graphicalMusicSheet.ParentMusicSheet.Instruments, this.rules.StaffHeight);
                    musicSystem.createGroupBrackets(this.graphicalMusicSheet.ParentMusicSheet.InstrumentalGroups, this.rules.StaffHeight, 0);
                    musicSystem.alignBeginInstructions();
                } else if (musicSystem === musicSystem.Parent.MusicSystems[0]) {
                    musicSystem.createSystemLeftVerticalLineObject(this.rules.SystemThinLineWidth, this.rules.SystemLabelsRightMargin);
                }
                musicSystem.calculateBorders(this.rules);
            }
            let distance: number = graphicalMusicPage.MusicSystems[0].PositionAndShape.BorderTop;
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                let newPosition: PointF2D = new PointF2D(musicSystem.PositionAndShape.RelativePosition.x, musicSystem.PositionAndShape.RelativePosition.y - distance);
                musicSystem.PositionAndShape.RelativePosition = newPosition;
            }
            if (graphicalMusicPage === this.graphicalMusicSheet.MusicPages[0])
                this.calculatePageLabels(graphicalMusicPage);
            graphicalMusicPage.PositionAndShape.calculateTopBottomBorders();
        }
    }
    protected updateSkyBottomLine(staffLine: StaffLine): void {

    }
    protected calculateSkyBottomLine(staffLine: StaffLine): void {

    }
    protected calculateMarkedAreas(): void {

    }
    protected calculateComments(): void {

    }
    protected optimizeStaffLineDynamicExpressionsPositions(): void {

    }
    protected calculateChordSymbols(): void {

    }
    protected layoutMeasureWithWholeRest(rest: GraphicalNote, gse: GraphicalStaffEntry,
        measure: StaffMeasure): void {

    }
    protected layoutBeams(staffEntry: GraphicalStaffEntry): void {

    }
    protected layoutArticulationMarks(articulations: ArticulationEnum[], voiceEntry: VoiceEntry, graphicalStaffEntry: GraphicalStaffEntry): void {

    }
    protected layoutOrnament(ornaments: OrnamentContainer, voiceEntry: VoiceEntry,
        graphicalStaffEntry: GraphicalStaffEntry): void {

    }
    protected calculateRestNotePlacementWithinGraphicalBeam(graphicalStaffEntry: GraphicalStaffEntry,
        restNote: GraphicalNote,
        previousNote: GraphicalNote,
        nextStaffEntry: GraphicalStaffEntry,
        nextNote: GraphicalNote): void {

    }
    protected calculateTupletNumbers(): void {

    }
    protected calculateSlurs(): void {

    }
    protected layoutFingering(staffLine: StaffLine, skyBottomLineCalculator: SkyBottomLineCalculator,
        staffEntry: GraphicalStaffEntry, measureRelativePosition: PointF2D): void {

    }
    protected calculateDynamicExpressionsForSingleMultiExpression(multiExpression: MultiExpression, measureIndex: number, staffIndex: number): void {

    }
    protected calcGraphicalRepetitionEndingsRecursively(repetition: Repetition): void {

    }
    protected layoutSingleRepetitionEnding(start: StaffMeasure, end: StaffMeasure, numberText: string, offset: number, leftOpen: boolean, rightOpen: boolean): void {

    }
    protected calculateTempoExpressionsForSingleMultiTempoExpression(sourceMeasure: SourceMeasure, multiTempoExpression: MultiTempoExpression, measureIndex: number): void {

    }
    protected clearSystemsAndMeasures(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    for (let idx4: number = 0, len4: number = staffLine.Measures.length; idx4 < len4; ++idx4) {
                        let graphicalMeasure: StaffMeasure = staffLine.Measures[idx4];
                        if (graphicalMeasure.FirstInstructionStaffEntry !== undefined) {
                            graphicalMeasure.PositionAndShape.ChildElements.Remove(graphicalMeasure.FirstInstructionStaffEntry.PositionAndShape);
                            graphicalMeasure.FirstInstructionStaffEntry = undefined;
                            graphicalMeasure.beginInstructionsWidth = 0.0;
                        }
                        if (graphicalMeasure.LastInstructionStaffEntry !== undefined) {
                            graphicalMeasure.PositionAndShape.ChildElements.Remove(graphicalMeasure.LastInstructionStaffEntry.PositionAndShape);
                            graphicalMeasure.LastInstructionStaffEntry = undefined;
                            graphicalMeasure.endInstructionsWidth = 0.0;
                        }
                    }
                    staffLine.Measures = [];
                    staffLine.PositionAndShape.ChildElements = [];
                }
                musicSystem.StaffLines = [];
                musicSystem.PositionAndShape.ChildElements = [];
            }
            graphicalMusicPage.MusicSystems = [];
            graphicalMusicPage.PositionAndShape.ChildElements = [];
        }
        this.graphicalMusicSheet.MusicPages = [];
    }
    protected handleVoiceEntry(voiceEntry: VoiceEntry, graphicalStaffEntry: GraphicalStaffEntry,
        accidentalCalculator: AccidentalCalculator, openLyricWords: LyricWord[],
        tieTimestampListDict: Dictionary<Tie, Fraction[]>, activeClef: ClefInstruction,
        openTuplets: Tuplet[], openBeams: Beam[],
        octaveShiftValue: OctaveEnum, grace: boolean = false, linkedNotes: Note[] = undefined, sourceStaffEntry: SourceStaffEntry = undefined): OctaveEnum {
        let graphicalNotes: GraphicalNote[] = graphicalStaffEntry.findOrCreateGraphicalNotesListFromVoiceEntry(voiceEntry);
        for (let idx: number = 0, len: number = voiceEntry.Notes.length; idx < len; ++idx) {
            let note: Note = voiceEntry.Notes[idx];
            if (sourceStaffEntry !== undefined && sourceStaffEntry.Link !== undefined && linkedNotes !== undefined && !linkedNotes.indexOf(note) !== -1)
                continue;
            let graphicalNote: GraphicalNote;
            let numberOfDots: number = note.calculateNumberOfNeededDots();
            if (grace)
                graphicalNote = this.symbolFactory.createGraceNote(note, numberOfDots, graphicalStaffEntry, activeClef, octaveShiftValue);
            else {
                graphicalNote = this.symbolFactory.createNote(note, numberOfDots, graphicalStaffEntry, activeClef, octaveShiftValue);
            }
            if (note.NoteTie !== undefined) {
                MusicSheetCalculator.addTieToTieTimestampsDict(tieTimestampListDict, note);
            }
            if (note.Pitch !== undefined) {
                this.checkNoteForAccidental(graphicalNote, accidentalCalculator, activeClef, octaveShiftValue, grace);
            }
            this.resetYPositionForLeadSheet(graphicalNote.PositionAndShape);
            graphicalStaffEntry.addGraphicalNoteToListAtCorrectYPosition(graphicalNotes, graphicalNote);
            graphicalStaffEntry.PositionAndShape.ChildElements.push(graphicalNote.PositionAndShape);
            graphicalNote.PositionAndShape.calculateBoundingBox();
            if (!this.leadSheet) {
                if (note.NoteBeam !== undefined)
                    this.handleBeam(graphicalNote, note.NoteBeam, openBeams);
                if (note.NoteTuplet !== undefined)
                    this.handleTuplet(graphicalNote, note.NoteTuplet, openTuplets);
            }
        }
        if (voiceEntry.Articulations.length > 0)
            this.handleVoiceEntryArticulations(voiceEntry.Articulations, voiceEntry, graphicalStaffEntry);
        if (voiceEntry.TechnicalInstructions.length > 0)
            this.checkVoiceEntriesForTechnicalInstructions(voiceEntry, graphicalStaffEntry);
        if (voiceEntry.LyricsEntries.length > 0)
            this.handleVoiceEntryLyrics(voiceEntry.LyricsEntries, voiceEntry, graphicalStaffEntry, openLyricWords);
        if (voiceEntry.OrnamentContainer !== undefined)
            this.handleVoiceEntryOrnaments(voiceEntry.OrnamentContainer, voiceEntry, graphicalStaffEntry);
        return octaveShiftValue;
    }
    protected handleVoiceEntryGraceNotes(graceEntries: VoiceEntry[], graphicalGraceEntries: GraphicalStaffEntry[], graphicalStaffEntry: GraphicalStaffEntry,
        accidentalCalculator: AccidentalCalculator, activeClef: ClefInstruction,
        octaveShiftValue: OctaveEnum, lyricWords: LyricWord[],
        tieTimestampListDict: Dictionary<Tie, Fraction[]>,
        tuplets: Tuplet[], beams: Beam[]): void {
        if (graceEntries !== undefined) {
            for (let idx: number = 0, len: number = graceEntries.length; idx < len; ++idx) {
                let graceVoiceEntry: VoiceEntry = graceEntries[idx];
                let graceStaffEntry: GraphicalStaffEntry = this.symbolFactory.createGraceStaffEntry(graphicalStaffEntry,
                    graphicalStaffEntry.parentMeasure);
                graphicalGraceEntries.push(graceStaffEntry);
                graphicalStaffEntry.PositionAndShape.ChildElements.push(graceStaffEntry.PositionAndShape);
                this.handleVoiceEntry(graceVoiceEntry, graceStaffEntry, accidentalCalculator, lyricWords,
                    tieTimestampListDict, activeClef, tuplets,
                    beams, octaveShiftValue, true);
            }
        }
    }
    protected handleOpenTies(measure: StaffMeasure, beams: Beam[], tieTimestampListDict: Dictionary<Tie, Fraction[]>,
        activeClef: ClefInstruction, octaveShiftParams: OctaveShiftParams): void {
        for (let m: number = tieTimestampListDict.length - 1; m >= 0; m--) {
            let keyValuePair: KeyValuePair<Tie, Fraction[]> = tieTimestampListDict.ElementAt(m);
            let openTie: Tie = keyValuePair.Key;
            let tieTimestamps: Fraction[] = keyValuePair.Value;
            let absoluteTimestamp: Fraction = undefined;
            let k: number;
            for (; k < tieTimestamps.length; k++) {
                if (!openTie.NoteHasBeenCreated[k]) {
                    absoluteTimestamp = tieTimestamps[k];
                    if (absoluteTimestamp >= (measure.parentSourceMeasure.AbsoluteTimestamp + measure.parentSourceMeasure.Duration))
                        continue;
                    let graphicalStaffEntry: GraphicalStaffEntry = undefined;
                    if (absoluteTimestamp !== undefined) {
                        for (let idx: number = 0, len: number = measure.staffEntries.length; idx < len; ++idx) {
                            let gse: GraphicalStaffEntry = measure.staffEntries[idx];
                            if (gse.getAbsoluteTimestamp() === absoluteTimestamp) {
                                graphicalStaffEntry = gse;
                                break;
                            }
                        }
                        if (graphicalStaffEntry === undefined) {
                            graphicalStaffEntry = this.createStaffEntryForTieNote(measure, absoluteTimestamp, openTie);
                        }
                    }
                    if (graphicalStaffEntry !== undefined) {
                        let octaveShiftValue: OctaveEnum = OctaveEnum.NONE;
                        if (octaveShiftParams !== undefined) {
                            if (graphicalStaffEntry.getAbsoluteTimestamp() >= octaveShiftParams.getAbsoluteStartTimestamp && graphicalStaffEntry.getAbsoluteTimestamp() <= octaveShiftParams.getAbsoluteEndTimestamp) {
                                octaveShiftValue = octaveShiftParams.getOpenOctaveShift.Type;
                            }
                        }
                        let isLastTieNote: boolean = k === tieTimestamps.length - 1;
                        let tieFraction: Fraction = openTie.Fractions[k];
                        let numberOfDots: number = openTie.Start.calculateNumberOfNeededDots();
                        this.createGraphicalTieNote(beams, activeClef, octaveShiftValue, graphicalStaffEntry, tieFraction, numberOfDots, openTie, isLastTieNote);
                        let tieStartNote: Note = openTie.Start;
                        if (isLastTieNote && tieStartNote.ParentVoiceEntry.Articulations.length === 1 && tieStartNote.ParentVoiceEntry.Articulations[0] === ArticulationEnum.fermata) {
                            this.symbolFactory.addFermataAtTiedEndNote(tieStartNote, graphicalStaffEntry);
                        }
                        openTie.NoteHasBeenCreated[k] = true;
                        if (openTie.allGraphicalNotesHaveBeenCreated())
                            tieTimestampListDict.Remove(openTie);
                    }
                }
            }
        }
    }
    protected resetYPositionForLeadSheet(psi: BoundingBox): void {
        if (this.leadSheet) {
            psi.RelativePosition = new PointF2D(psi.RelativePosition.x, 0.0);
        }
    }
    protected layoutVoiceEntries(graphicalStaffEntry: GraphicalStaffEntry): void {
        graphicalStaffEntry.PositionAndShape.RelativePosition = new PointF2D(0.0, 0.0);
        let isGraceStaffEntry: boolean = graphicalStaffEntry.staffEntryParent !== undefined;
        if (!this.leadSheet) {
            let graphicalStaffEntryNotes: GraphicalNote[][] = graphicalStaffEntry.notes;
            for (let idx4: number = 0, len4: number = graphicalStaffEntryNotes.length; idx4 < len4; ++idx4) {
                let graphicalNotes: GraphicalNote[] = graphicalStaffEntryNotes[idx4];
                if (graphicalNotes.length === 0)
                    continue;
                let voiceEntry: VoiceEntry = graphicalNotes[0].sourceNote.ParentVoiceEntry;
                let hasPitchedNote: boolean = graphicalNotes[0].sourceNote.Pitch !== undefined;
                this.layoutVoiceEntry(voiceEntry, graphicalNotes, graphicalStaffEntry, hasPitchedNote, isGraceStaffEntry);
            }
        }
    }
    protected maxInstrNameLabelLength(): number {
        let maxLabelLength: number = 0.0;
        let instrumentsArr: Instrument[] = this.graphicalMusicSheet.ParentMusicSheet.Instruments.Where(i => i.Voices.length > 0 && i.Voices[0].Visible);
        for (let idx: number = 0, len: number = instrumentsArr.length; idx < len; ++idx) {
            let instrument: Instrument = instrumentsArr[idx];
            let graphicalLabel: GraphicalLabel = new GraphicalLabel(instrument.NameLabel, this.rules.InstrumentLabelTextHeight, TextAlignment.LeftCenter);
            graphicalLabel.setLabelPositionAndShapeBorders();
            maxLabelLength = Math.max(maxLabelLength, graphicalLabel.PositionAndShape.MarginSize.width);
        }
        return maxLabelLength;
    }
    protected calculateSheetLabelBoundingBoxes(): void {
        let musicSheet: MusicSheet = this.graphicalMusicSheet.ParentMusicSheet;
        if (musicSheet.Title !== undefined) {
            let title: GraphicalLabel = new GraphicalLabel(musicSheet.Title, this.rules.SheetTitleHeight, TextAlignment.CenterBottom);
            this.graphicalMusicSheet.Title = title;
            title.setLabelPositionAndShapeBorders();
        }
        if (musicSheet.Subtitle !== undefined) {
            let subtitle: GraphicalLabel = new GraphicalLabel(musicSheet.Subtitle, this.rules.SheetSubtitleHeight, TextAlignment.CenterCenter);
            this.graphicalMusicSheet.Subtitle = subtitle;
            subtitle.setLabelPositionAndShapeBorders();
        }
        if (musicSheet.Composer !== undefined) {
            let composer: GraphicalLabel = new GraphicalLabel(musicSheet.Composer, this.rules.SheetComposerHeight, TextAlignment.RightCenter);
            this.graphicalMusicSheet.Composer = composer;
            composer.setLabelPositionAndShapeBorders();
        }
        if (musicSheet.Lyricist !== undefined) {
            let lyricist: GraphicalLabel = new GraphicalLabel(musicSheet.Lyricist, this.rules.SheetAuthorHeight, TextAlignment.LeftCenter);
            this.graphicalMusicSheet.Lyricist = lyricist;
            lyricist.setLabelPositionAndShapeBorders();
        }
    }
    protected checkMeasuresForWholeRestNotes(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let musicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = musicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = musicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    for (let idx4: number = 0, len4: number = staffLine.Measures.length; idx4 < len4; ++idx4) {
                        let measure: StaffMeasure = staffLine.Measures[idx4];
                        if (measure.staffEntries.length === 1) {
                            let gse: GraphicalStaffEntry = measure.staffEntries[0];
                            if (gse.notes.length > 0 && gse.notes[0].length > 0) {
                                let graphicalNote: GraphicalNote = gse.notes[0][0];
                                if (graphicalNote.sourceNote.Pitch === undefined && graphicalNote.sourceNote.length >= new Fraction(1, 2)) {
                                    this.layoutMeasureWithWholeRest(graphicalNote, gse, measure);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    protected optimizeRestNotePlacement(graphicalStaffEntry: GraphicalStaffEntry, measure: StaffMeasure): void {
        if (graphicalStaffEntry.notes.length === 0)
            return;
        let voice1Notes: GraphicalNote[] = graphicalStaffEntry.notes[0];
        if (voice1Notes.length === 0)
            return;
        let voice1Note1: GraphicalNote = voice1Notes[0];
        let voice1Note1IsRest: boolean = voice1Note1.sourceNote.Pitch === undefined;
        if (graphicalStaffEntry.notes.length === 2) {
            let voice2Note1IsRest: boolean = false;
            let voice2Notes: GraphicalNote[] = graphicalStaffEntry.notes[1];
            if (voice2Notes.length > 0) {
                let voice2Note1: GraphicalNote = voice1Notes[0];
                voice2Note1IsRest = voice2Note1.sourceNote.Pitch === undefined;
            }
            if (voice1Note1IsRest && voice2Note1IsRest) {
                this.calculateTwoRestNotesPlacementWithCollisionDetection(graphicalStaffEntry);
            } else if (voice1Note1IsRest || voice2Note1IsRest) {
                this.calculateRestNotePlacementWithCollisionDetectionFromGraphicalNote(graphicalStaffEntry);
            }
        } else if (voice1Note1IsRest && graphicalStaffEntry !== measure.staffEntries[0] && graphicalStaffEntry !== measure.staffEntries[measure.staffEntries.length - 1]) {
            let staffEntryIndex: number = measure.staffEntries.indexOf(graphicalStaffEntry);
            let previousStaffEntry: GraphicalStaffEntry = measure.staffEntries[staffEntryIndex - 1];
            let nextStaffEntry: GraphicalStaffEntry = measure.staffEntries[staffEntryIndex + 1];
            if (previousStaffEntry.notes.length === 1) {
                let previousNote: GraphicalNote = previousStaffEntry.notes[0][0];
                if (previousNote.sourceNote.NoteBeam !== undefined && nextStaffEntry.notes.length === 1) {
                    let nextNote: GraphicalNote = nextStaffEntry.notes[0][0];
                    if (nextNote.sourceNote.NoteBeam !== undefined && previousNote.sourceNote.NoteBeam === nextNote.sourceNote.NoteBeam) {
                        this.calculateRestNotePlacementWithinGraphicalBeam(graphicalStaffEntry, voice1Note1,
                            previousNote,
                            nextStaffEntry,
                            nextNote);
                        graphicalStaffEntry.PositionAndShape.calculateBoundingBox();
                    }
                }
            }
        }
    }
    protected getRelativePositionInStaffLineFromTimestamp(timestamp: Fraction, verticalIndex: number, staffLine: StaffLine,
        multiStaffInstrument: boolean, firstVisibleMeasureRelativeX: number = 0.0): PointF2D {
        let relative: PointF2D = new PointF2D();
        let leftStaffEntry: GraphicalStaffEntry = undefined;
        let rightStaffEntry: GraphicalStaffEntry = undefined;
        let numEntries: number = this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers.length;
        let index: number = this.graphicalMusicSheet.GetInterpolatedIndexInVerticalContainers(timestamp);
        let leftIndex: number = <number>Math.min(Math.floor(index), numEntries - 1);
        let rightIndex: number = <number>Math.min(Math.ceil(index), numEntries - 1);
        if (leftIndex < 0 || verticalIndex < 0)
            return relative;
        leftStaffEntry = this.getFirstLeftNotNullStaffEntryFromContainer(leftIndex, verticalIndex, multiStaffInstrument);
        rightStaffEntry = this.getFirstRightNotNullStaffEntryFromContainer(rightIndex, verticalIndex, multiStaffInstrument);
        if (leftStaffEntry !== undefined && rightStaffEntry !== undefined) {
            let measureRelativeX: number = leftStaffEntry.parentMeasure.PositionAndShape.RelativePosition.x;
            if (firstVisibleMeasureRelativeX > 0)
                measureRelativeX = firstVisibleMeasureRelativeX;
            let leftX: number = leftStaffEntry.PositionAndShape.RelativePosition.x + measureRelativeX;
            let rightX: number = rightStaffEntry.PositionAndShape.RelativePosition.x + rightStaffEntry.parentMeasure.PositionAndShape.RelativePosition.x;
            if (firstVisibleMeasureRelativeX > 0)
                rightX = rightStaffEntry.PositionAndShape.RelativePosition.x + measureRelativeX;
            let timestampQuotient: number = 0.0;
            if (leftStaffEntry !== rightStaffEntry) {
                let leftTimestamp: Fraction = leftStaffEntry.getAbsoluteTimestamp();
                let rightTimestamp: Fraction = rightStaffEntry.getAbsoluteTimestamp();
                let leftDifference: Fraction = new Fraction(timestamp - leftTimestamp);
                timestampQuotient = leftDifference.RealValue / (rightTimestamp - leftTimestamp).RealValue;
            }
            if (leftStaffEntry.parentMeasure.ParentStaffLine !== rightStaffEntry.parentMeasure.ParentStaffLine) {
                if (leftStaffEntry.parentMeasure.ParentStaffLine === staffLine)
                    rightX = staffLine.PositionAndShape.Size.width;
                else leftX = staffLine.PositionAndShape.RelativePosition.x;
            }
            relative = new PointF2D(leftX + (rightX - leftX) * timestampQuotient, 0.0);
        }
        return relative;
    }
    protected getRelativeXPositionFromTimestamp(timestamp: Fraction): number {
        let numEntries: number = this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers.length;
        let index: number = this.graphicalMusicSheet.GetInterpolatedIndexInVerticalContainers(timestamp);
        let discreteIndex: number = <number>Math.max(0, Math.min(Math.round(index), numEntries - 1));
        let gse: GraphicalStaffEntry = this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[discreteIndex].getFirstNonNullStaffEntry();
        let posX: number = gse.PositionAndShape.RelativePosition.x + gse.parentMeasure.PositionAndShape.RelativePosition.x;
        return posX;
    }
    private createAccidentalCalculators(): AccidentalCalculator[] {
        let accidentalCalculators: AccidentalCalculator[] = [];
        let firstSourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.getFirstSourceMeasure();
        if (firstSourceMeasure !== undefined) {
            for (let i: number = 0; i < firstSourceMeasure.CompleteNumberOfStaves; i++) {
                for (let idx: number = 0, len: number = firstSourceMeasure.FirstInstructionsStaffEntries[i].Instructions.length; idx < len; ++idx) {
                    let abstractNotationInstruction: AbstractNotationInstruction = firstSourceMeasure.FirstInstructionsStaffEntries[i].Instructions[idx];
                    if (abstractNotationInstruction instanceof KeyInstruction) {
                        let keyInstruction: KeyInstruction = <KeyInstruction>abstractNotationInstruction;
                        let accidentalCalculator: AccidentalCalculator = new AccidentalCalculator(this.symbolFactory);
                        accidentalCalculator.ActiveKeyInstruction = keyInstruction;
                        accidentalCalculators.push(accidentalCalculator);
                    }
                }
            }
        }
        return accidentalCalculators;
    }
    private calculateVerticalContainersList(): void {
        let numberOfEntries: number = this.graphicalMusicSheet.MeasureList[0].length;
        for (let i: number = 0; i < this.graphicalMusicSheet.MeasureList.length; i++) {
            for (let j: number = 0; j < numberOfEntries; j++) {
                let measure: StaffMeasure = this.graphicalMusicSheet.MeasureList[i][j];
                for (let idx: number = 0, len: number = measure.staffEntries.length; idx < len; ++idx) {
                    let graphicalStaffEntry: GraphicalStaffEntry = measure.staffEntries[idx];
                    let verticalContainer: VerticalGraphicalStaffEntryContainer = this.graphicalMusicSheet.getOrCreateVerticalContainer(graphicalStaffEntry.getAbsoluteTimestamp());
                    if (verticalContainer !== undefined) {
                        verticalContainer.StaffEntries[j] = graphicalStaffEntry;
                        graphicalStaffEntry.parentVerticalContainer = verticalContainer;
                    } else {

                    }
                }
            }
        }
    }
    private setIndecesToVerticalGraphicalContainers(): void {
        for (let i: number = 0; i < this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers.length; i++)
            this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[i].Index = i;
    }
    private createGraphicalMeasuresForSourceMeasure(sourceMeasure: SourceMeasure, accidentalCalculators: AccidentalCalculator[],
        openLyricWords: LyricWord[],
        tieTimestampListDictList: List<Dictionary<Tie, Fraction[]>>,
        openOctaveShifts: OctaveShiftParams[], activeClefs: ClefInstruction[]): StaffMeasure[] {
        this.initStaffMeasuresCreation();
        let verticalMeasureList: StaffMeasure[] = [];
        let openBeams: Beam[] = [];
        let openTuplets: Tuplet[] = [];
        let staffEntryLinks: StaffEntryLink[] = [];
        for (let staffIndex: number = 0; staffIndex < sourceMeasure.CompleteNumberOfStaves; staffIndex++) {
            let measure: StaffMeasure = this.createGraphicalMeasure(sourceMeasure, tieTimestampListDictList[staffIndex], openTuplets, openBeams, accidentalCalculators[staffIndex], activeClefs, openOctaveShifts, openLyricWords, staffIndex, staffEntryLinks);
            verticalMeasureList.push(measure);
        }
        this.graphicalMusicSheet.SourceToGraphicalMeasureLinks[sourceMeasure] = verticalMeasureList;
        return verticalMeasureList;
    }
    private createGraphicalMeasure(sourceMeasure: SourceMeasure, tieTimestampListDict: Dictionary<Tie, Fraction[]>, openTuplets: Tuplet[], openBeams: Beam[],
        accidentalCalculator: AccidentalCalculator, activeClefs: ClefInstruction[], openOctaveShifts: OctaveShiftParams[], openLyricWords: LyricWord[], staffIndex: number,
        staffEntryLinks: StaffEntryLink[]): StaffMeasure {
        let staff: Staff = this.graphicalMusicSheet.ParentMusicSheet.getStaffFromIndex(staffIndex);
        let measure: StaffMeasure = this.symbolFactory.createStaffMeasure(sourceMeasure, staff);
        measure.hasError = sourceMeasure.getErrorInMeasure(staffIndex);
        if (sourceMeasure.FirstInstructionsStaffEntries[staffIndex] !== undefined) {
            for (let idx: number = 0, len: number = sourceMeasure.FirstInstructionsStaffEntries[staffIndex].Instructions.length; idx < len; ++idx) {
                let instruction: AbstractNotationInstruction = sourceMeasure.FirstInstructionsStaffEntries[staffIndex].Instructions[idx];
                if (instruction instanceof KeyInstruction) {
                    let key: KeyInstruction = new KeyInstruction(<KeyInstruction>instruction);
                    if (this.graphicalMusicSheet.ParentMusicSheet.Transpose !== 0 && measure.ParentStaff.ParentInstrument.MidiInstrumentId !== Common.Enums.MidiInstrument.Percussion && MusicSheetCalculator.TransposeCalculator !== undefined)
                        MusicSheetCalculator.TransposeCalculator.TransposeKey(key,
                            this.graphicalMusicSheet.ParentMusicSheet.Transpose);
                    accidentalCalculator.ActiveKeyInstruction = key;
                }
            }
        }
        for (let idx: number = 0, len: number = sourceMeasure.StaffLinkedExpressions[staffIndex].length; idx < len; ++idx) {
            let multiExpression: MultiExpression = sourceMeasure.StaffLinkedExpressions[staffIndex][idx];
            if (multiExpression.OctaveShiftStart !== undefined) {
                let openOctaveShift: OctaveShift = multiExpression.OctaveShiftStart;
                openOctaveShifts[staffIndex] = new OctaveShiftParams(openOctaveShift, multiExpression.AbsoluteTimestamp,
                    openOctaveShift.ParentEndMultiExpression.AbsoluteTimestamp);
            }
        }
        for (let entryIndex: number = 0; entryIndex < sourceMeasure.VerticalSourceStaffEntryContainers.length; entryIndex++) {
            if (sourceMeasure.VerticalSourceStaffEntryContainers[entryIndex][staffIndex] !== undefined) {
                let sourceStaffEntry: SourceStaffEntry = sourceMeasure.VerticalSourceStaffEntryContainers[entryIndex][staffIndex];
                for (let idx: number = 0, len: number = sourceStaffEntry.Instructions.length; idx < len; ++idx) {
                    let abstractNotationInstruction: AbstractNotationInstruction = sourceStaffEntry.Instructions[idx];
                    if (abstractNotationInstruction instanceof ClefInstruction)
                        activeClefs[staffIndex] = <ClefInstruction>abstractNotationInstruction;
                }
                let graphicalStaffEntry: GraphicalStaffEntry = this.symbolFactory.createStaffEntry(sourceStaffEntry, measure);
                if (measure.staffEntries.length > entryIndex) {
                    measure.addGraphicalStaffEntryAtTimestamp(graphicalStaffEntry);
                } else measure.addGraphicalStaffEntry(graphicalStaffEntry);
                let linkedNotes: Note[] = [];
                if (sourceStaffEntry.Link !== undefined) {
                    sourceStaffEntry.findLinkedNotes(linkedNotes);
                    this.handleStaffEntryLink(graphicalStaffEntry, staffEntryLinks);
                }
                let octaveShiftValue: OctaveEnum = OctaveEnum.NONE;
                if (openOctaveShifts[staffIndex] !== undefined) {
                    let octaveShiftParams: OctaveShiftParams = openOctaveShifts[staffIndex];
                    if (sourceStaffEntry.AbsoluteTimestamp >= octaveShiftParams.getAbsoluteStartTimestamp && sourceStaffEntry.AbsoluteTimestamp <= octaveShiftParams.getAbsoluteEndTimestamp) {
                        octaveShiftValue = octaveShiftParams.getOpenOctaveShift.Type;
                    }
                }
                for (let idx: number = 0, len: number = sourceStaffEntry.VoiceEntries.length; idx < len; ++idx) {
                    let voiceEntry: VoiceEntry = sourceStaffEntry.VoiceEntries[idx];
                    this.handleVoiceEntryGraceNotes(voiceEntry.graceVoiceEntriesBefore, graphicalStaffEntry.graceStaffEntriesBefore, graphicalStaffEntry, accidentalCalculator, activeClefs[staffIndex], octaveShiftValue, openLyricWords,
                        tieTimestampListDict,
                        openTuplets,
                        openBeams);
                    octaveShiftValue = this.handleVoiceEntry(voiceEntry, graphicalStaffEntry,
                        accidentalCalculator, openLyricWords,
                        tieTimestampListDict,
                        activeClefs[staffIndex], openTuplets,
                        openBeams, octaveShiftValue, false, linkedNotes,
                        sourceStaffEntry);
                    this.handleVoiceEntryGraceNotes(voiceEntry.graceVoiceEntriesAfter, graphicalStaffEntry.graceStaffEntriesAfter, graphicalStaffEntry, accidentalCalculator, activeClefs[staffIndex], octaveShiftValue, openLyricWords,
                        tieTimestampListDict,
                        openTuplets,
                        openBeams);
                }
                if (sourceStaffEntry.Instructions.length > 0) {
                    let clefInstruction: ClefInstruction = <ClefInstruction>sourceStaffEntry.Instructions[0];
                    this.symbolFactory.createInStaffClef(graphicalStaffEntry, clefInstruction);
                }
                if (sourceStaffEntry.ChordContainer !== undefined) {
                    sourceStaffEntry.ParentStaff.ParentInstrument.HasChordSymbols = true;
                    this.symbolFactory.createChordSymbol(sourceStaffEntry, graphicalStaffEntry, this.graphicalMusicSheet.ParentMusicSheet.Transpose);
                }
            }
        }
        if (tieTimestampListDict.length > 0) {
            this.handleOpenTies(measure, openBeams,
                tieTimestampListDict, activeClefs[staffIndex], openOctaveShifts[staffIndex]);
        }
        accidentalCalculator.doCalculationsAtEndOfMeasure();
        if (sourceMeasure.LastInstructionsStaffEntries[staffIndex] !== undefined) {
            let lastStaffEntry: SourceStaffEntry = sourceMeasure.LastInstructionsStaffEntries[staffIndex];
            for (let idx: number = 0, len: number = lastStaffEntry.Instructions.length; idx < len; ++idx) {
                let abstractNotationInstruction: AbstractNotationInstruction = lastStaffEntry.Instructions[idx];
                if (abstractNotationInstruction instanceof ClefInstruction)
                    activeClefs[staffIndex] = <ClefInstruction>abstractNotationInstruction;
            }
        }
        for (let idx: number = 0, len: number = sourceMeasure.StaffLinkedExpressions[staffIndex].length; idx < len; ++idx) {
            let multiExpression: MultiExpression = sourceMeasure.StaffLinkedExpressions[staffIndex][idx];
            if (multiExpression.OctaveShiftEnd !== undefined && openOctaveShifts[staffIndex] !== undefined && multiExpression.OctaveShiftEnd === openOctaveShifts[staffIndex].getOpenOctaveShift) {
                openOctaveShifts[staffIndex] = undefined;
            }
        }
        if (measure.staffEntries.length === 0) {
            let sourceStaffEntry: SourceStaffEntry = new SourceStaffEntry(undefined, staff);
            let note: Note = new Note(undefined, sourceStaffEntry, Fraction.createFromFraction(sourceMeasure.Duration), undefined);
            let graphicalStaffEntry: GraphicalStaffEntry = this.symbolFactory.createStaffEntry(sourceStaffEntry, measure);
            measure.addGraphicalStaffEntry(graphicalStaffEntry);
            graphicalStaffEntry.relInMeasureTimestamp = new Fraction(0, 1);
            let graphicalNotes: GraphicalNote[] = [];
            graphicalStaffEntry.notes.push(graphicalNotes);
            let numberOfDots: number = note.calculateNumberOfNeededDots();
            let graphicalNote: GraphicalNote = this.symbolFactory.createNote(note, numberOfDots, graphicalStaffEntry, new ClefInstruction(ClefEnum.G, 0, 2));
            graphicalNotes.push(graphicalNote);
            graphicalStaffEntry.PositionAndShape.ChildElements.push(graphicalNote.PositionAndShape);
        }
        return measure;
    }
    private calculatePageLabels(page: GraphicalMusicPage): void {
        let relative: PointF2D = new PointF2D();
        let firstSystemAbsoluteTopMargin: number = 10;
        if (page.MusicSystems.length > 0) {
            let firstMusicSystem: MusicSystem = page.MusicSystems[0];
            firstSystemAbsoluteTopMargin = firstMusicSystem.PositionAndShape.RelativePosition.y + firstMusicSystem.PositionAndShape.BorderTop;
        }
        if (this.graphicalMusicSheet.Title !== undefined) {
            let title: GraphicalLabel = this.graphicalMusicSheet.Title;
            title.PositionAndShape.Parent = page.PositionAndShape;
            page.PositionAndShape.ChildElements.push(title.PositionAndShape);
            relative.x = this.graphicalMusicSheet.ParentMusicSheet.pageWidth / 2;
            relative.y = this.rules.TitleTopDistance + this.rules.SheetTitleHeight;
            title.PositionAndShape.RelativePosition = relative;
            page.Labels.push(title);
        }
        if (this.graphicalMusicSheet.Subtitle !== undefined) {
            let subtitle: GraphicalLabel = this.graphicalMusicSheet.Subtitle;
            subtitle.PositionAndShape.Parent = page.PositionAndShape;
            page.PositionAndShape.ChildElements.push(subtitle.PositionAndShape);
            relative.x = this.graphicalMusicSheet.ParentMusicSheet.pageWidth / 2;
            relative.y = this.rules.TitleTopDistance + this.rules.SheetTitleHeight + this.rules.SheetMinimumDistanceBetweenTitleAndSubtitle;
            subtitle.PositionAndShape.RelativePosition = relative;
            page.Labels.push(subtitle);
        }
        if (this.graphicalMusicSheet.Composer !== undefined) {
            let composer: GraphicalLabel = this.graphicalMusicSheet.Composer;
            composer.PositionAndShape.Parent = page.PositionAndShape;
            page.PositionAndShape.ChildElements.push(composer.PositionAndShape);
            composer.setLabelPositionAndShapeBorders();
            relative.x = this.graphicalMusicSheet.ParentMusicSheet.pageWidth - this.rules.PageRightMargin;
            relative.y = firstSystemAbsoluteTopMargin - this.rules.SystemComposerDistance;
            composer.PositionAndShape.RelativePosition = relative;
            page.Labels.push(composer);
        }
        if (this.graphicalMusicSheet.Lyricist !== undefined) {
            let lyricist: GraphicalLabel = this.graphicalMusicSheet.Lyricist;
            lyricist.PositionAndShape.Parent = page.PositionAndShape;
            page.PositionAndShape.ChildElements.push(lyricist.PositionAndShape);
            lyricist.setLabelPositionAndShapeBorders();
            relative.x = this.rules.PageLeftMargin;
            relative.y = firstSystemAbsoluteTopMargin - this.rules.SystemComposerDistance;
            lyricist.PositionAndShape.RelativePosition = relative;
            page.Labels.push(lyricist);
        }
    }
    private checkVoiceEntriesForTechnicalInstructions(voiceEntry: VoiceEntry, graphicalStaffEntry: GraphicalStaffEntry): void {
        for (let idx: number = 0, len: number = voiceEntry.TechnicalInstructions.length; idx < len; ++idx) {
            let technicalInstruction: TechnicalInstruction = voiceEntry.TechnicalInstructions[idx];
            this.symbolFactory.createGraphicalTechnicalInstruction(technicalInstruction, graphicalStaffEntry);
        }
    }
    private checkNoteForAccidental(graphicalNote: GraphicalNote, accidentalCalculator: AccidentalCalculator, activeClef: ClefInstruction,
        octaveEnum: OctaveEnum, grace: boolean = false): void {
        let pitch: Pitch = graphicalNote.sourceNote.Pitch;
        let transpose: number = this.graphicalMusicSheet.ParentMusicSheet.Transpose;
        if (transpose !== 0 && graphicalNote.sourceNote.ParentStaffEntry.ParentStaff.ParentInstrument.MidiInstrumentId !== MidiInstrument.Percussion) {
            pitch = graphicalNote.Transpose(accidentalCalculator.ActiveKeyInstruction, activeClef,
                transpose, octaveEnum);
            if (graphicalNote.sourceNote.NoteTie !== undefined)
                graphicalNote.sourceNote.NoteTie.BaseNoteYPosition = graphicalNote.PositionAndShape.RelativePosition.y;
        }
        graphicalNote.sourceNote.halfTone = pitch.getHalfTone();
        let scalingFactor: number = 1.0;
        if (grace)
            scalingFactor = this.rules.GraceNoteScalingFactor;
        accidentalCalculator.checkAccidental(graphicalNote, pitch, grace, scalingFactor);
    }
    private createStaffEntryForTieNote(measure: StaffMeasure, absoluteTimestamp: Fraction, openTie: Tie): GraphicalStaffEntry {
        let graphicalStaffEntry: GraphicalStaffEntry;
        graphicalStaffEntry = this.symbolFactory.createStaffEntry(openTie.Start.ParentStaffEntry, measure);
        graphicalStaffEntry.relInMeasureTimestamp = new Fraction(absoluteTimestamp - measure.parentSourceMeasure.AbsoluteTimestamp);
        this.resetYPositionForLeadSheet(graphicalStaffEntry.PositionAndShape);
        measure.addGraphicalStaffEntry(graphicalStaffEntry);
        return graphicalStaffEntry;
    }
    private updateSkyBottomLines(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    this.updateSkyBottomLine(staffLine);
                }
            }
        }
    }
    private handleStaffEntries(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MeasureList.length; idx < len; ++idx) {
            let measures: StaffMeasure[] = this.graphicalMusicSheet.MeasureList[idx];
            for (let idx2: number = 0, len2: number = measures.length; idx2 < len2; ++idx2) {
                let measure: StaffMeasure = measures[idx2];
                for (let idx3: number = 0, len3: number = measure.staffEntries.length; idx3 < len3; ++idx3) {
                    let graphicalStaffEntry: GraphicalStaffEntry = measure.staffEntries[idx3];
                    if (graphicalStaffEntry.parentMeasure !== undefined && graphicalStaffEntry.notes.length > 0 && graphicalStaffEntry.notes[0].length > 0) {
                        this.layoutVoiceEntries(graphicalStaffEntry);
                        this.layoutStaffEntry(graphicalStaffEntry);
                    }
                }
            }
        }
    }
    private createGraphicalTies(): void {
        for (let measureIndex: number = 0; measureIndex < this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures.length; measureIndex++) {
            let sourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures[measureIndex];
            for (let staffIndex: number = 0; staffIndex < sourceMeasure.CompleteNumberOfStaves; staffIndex++) {
                for (let j: number = 0; j < sourceMeasure.VerticalSourceStaffEntryContainers.length; j++) {
                    if (sourceMeasure.VerticalSourceStaffEntryContainers[j][staffIndex] !== undefined) {
                        let sourceStaffEntry: SourceStaffEntry = sourceMeasure.VerticalSourceStaffEntryContainers[j][staffIndex];
                        let startStaffEntry: GraphicalStaffEntry = this.graphicalMusicSheet.findGraphicalStaffEntryFromMeasureList(staffIndex, measureIndex, sourceStaffEntry);
                        for (let idx: number = 0, len: number = sourceStaffEntry.VoiceEntries.length; idx < len; ++idx) {
                            let voiceEntry: VoiceEntry = sourceStaffEntry.VoiceEntries[idx];
                            for (let idx2: number = 0, len2: number = voiceEntry.Notes.length; idx2 < len2; ++idx2) {
                                let note: Note = voiceEntry.Notes[idx2];
                                if (note.NoteTie !== undefined) {
                                    let tie: Tie = note.NoteTie;
                                    this.handleTie(tie, startStaffEntry, staffIndex, measureIndex);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    private calculateSkyBottomLines(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    this.calculateSkyBottomLine(staffLine);
                }
            }
        }
    }
    private calculateBeams(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let musicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = musicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = musicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    for (let idx4: number = 0, len4: number = staffLine.Measures.length; idx4 < len4; ++idx4) {
                        let measure: StaffMeasure = staffLine.Measures[idx4];
                        for (let idx5: number = 0, len5: number = measure.staffEntries.length; idx5 < len5; ++idx5) {
                            let staffEntry: GraphicalStaffEntry = measure.staffEntries[idx5];
                            this.layoutBeams(staffEntry);
                        }
                    }
                }
            }
        }
    }
    private calculateStaffEntryArticulationMarks(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let page: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = page.MusicSystems.length; idx2 < len2; ++idx2) {
                let system: MusicSystem = page.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = system.StaffLines.length; idx3 < len3; ++idx3) {
                    let line: StaffLine = system.StaffLines[idx3];
                    for (let idx4: number = 0, len4: number = line.Measures.length; idx4 < len4; ++idx4) {
                        let measure: StaffMeasure = line.Measures[idx4];
                        for (let idx5: number = 0, len5: number = measure.staffEntries.length; idx5 < len5; ++idx5) {
                            let graphicalStaffEntry: GraphicalStaffEntry = measure.staffEntries[idx5];
                            for (let idx6: number = 0, len6: number = graphicalStaffEntry.sourceStaffEntry.VoiceEntries.length; idx6 < len6; ++idx6) {
                                let voiceEntry: VoiceEntry = graphicalStaffEntry.sourceStaffEntry.VoiceEntries[idx6];
                                if (voiceEntry.Articulations.length > 0)
                                    this.layoutArticulationMarks(voiceEntry.Articulations, voiceEntry, graphicalStaffEntry);
                            }
                        }
                    }
                }
            }
        }
    }
    private calculateOrnaments(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let page: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = page.MusicSystems.length; idx2 < len2; ++idx2) {
                let system: MusicSystem = page.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = system.StaffLines.length; idx3 < len3; ++idx3) {
                    let line: StaffLine = system.StaffLines[idx3];
                    for (let idx4: number = 0, len4: number = line.Measures.length; idx4 < len4; ++idx4) {
                        let measure: StaffMeasure = line.Measures[idx4];
                        for (let idx5: number = 0, len5: number = measure.staffEntries.length; idx5 < len5; ++idx5) {
                            let graphicalStaffEntry: GraphicalStaffEntry = measure.staffEntries[idx5];
                            for (let idx6: number = 0, len6: number = graphicalStaffEntry.sourceStaffEntry.VoiceEntries.length; idx6 < len6; ++idx6) {
                                let voiceEntry: VoiceEntry = graphicalStaffEntry.sourceStaffEntry.VoiceEntries[idx6];
                                if (voiceEntry.OrnamentContainer !== undefined) {
                                    if (voiceEntry.hasTie() && graphicalStaffEntry.relInMeasureTimestamp !== voiceEntry.Timestamp)
                                        continue;
                                    this.layoutOrnament(voiceEntry.OrnamentContainer, voiceEntry, graphicalStaffEntry);
                                    if (!(this.staffEntriesWithOrnaments.indexOf(graphicalStaffEntry) !== -1))
                                        this.staffEntriesWithOrnaments.push(graphicalStaffEntry);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    private optimizeRestPlacement(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let page: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = page.MusicSystems.length; idx2 < len2; ++idx2) {
                let system: MusicSystem = page.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = system.StaffLines.length; idx3 < len3; ++idx3) {
                    let line: StaffLine = system.StaffLines[idx3];
                    for (let idx4: number = 0, len4: number = line.Measures.length; idx4 < len4; ++idx4) {
                        let measure: StaffMeasure = line.Measures[idx4];
                        for (let idx5: number = 0, len5: number = measure.staffEntries.length; idx5 < len5; ++idx5) {
                            let graphicalStaffEntry: GraphicalStaffEntry = measure.staffEntries[idx5];
                            this.optimizeRestNotePlacement(graphicalStaffEntry, measure);
                        }
                    }
                }
            }
        }
    }
    private calculateTwoRestNotesPlacementWithCollisionDetection(graphicalStaffEntry: GraphicalStaffEntry): void {
        let firstRestNote: GraphicalNote = graphicalStaffEntry.notes[0][0];
        let secondRestNote: GraphicalNote = graphicalStaffEntry.notes[1][0];
        secondRestNote.PositionAndShape.RelativePosition = new PointF2D(0.0, 2.5);
        graphicalStaffEntry.PositionAndShape.calculateAbsolutePositionsRecursiveWithoutTopelement();
        firstRestNote.PositionAndShape.computeNonOverlappingPositionWithMargin(graphicalStaffEntry.PositionAndShape, ColDirEnum.Up,
            new PointF2D(0.0, secondRestNote.PositionAndShape.RelativePosition.y));
        let relative: PointF2D = firstRestNote.PositionAndShape.RelativePosition;
        relative.y -= 1.0;
        firstRestNote.PositionAndShape.RelativePosition = relative;
        graphicalStaffEntry.PositionAndShape.calculateBoundingBox();
    }
    private calculateRestNotePlacementWithCollisionDetectionFromGraphicalNote(graphicalStaffEntry: GraphicalStaffEntry): void {
        let restNote: GraphicalNote;
        let graphicalNotes: GraphicalNote[];
        if (graphicalStaffEntry.notes[0][0].sourceNote.Pitch === undefined) {
            restNote = graphicalStaffEntry.notes[0][0];
            graphicalNotes = graphicalStaffEntry.notes[1];
        } else {
            graphicalNotes = graphicalStaffEntry.notes[0];
            restNote = graphicalStaffEntry.notes[1][0];
        }
        let collision: boolean = false;
        graphicalStaffEntry.PositionAndShape.calculateAbsolutePositionsRecursiveWithoutTopelement();
        for (let idx: number = 0, len: number = graphicalNotes.length; idx < len; ++idx) {
            let graphicalNote: GraphicalNote = graphicalNotes[idx];
            if (restNote.PositionAndShape.marginCollisionDetection(graphicalNote.PositionAndShape)) {
                collision = true;
                break;
            }
        }
        if (collision) {
            if (restNote.sourceNote.ParentVoiceEntry.ParentVoice instanceof LinkedVoice) {
                let bottomBorder: number = graphicalNotes[0].PositionAndShape.BorderMarginBottom + graphicalNotes[0].PositionAndShape.RelativePosition.y;
                restNote.PositionAndShape.RelativePosition = new PointF2D(0.0, bottomBorder - restNote.PositionAndShape.BorderMarginTop + 0.5);
            } else {
                let last: GraphicalNote  = graphicalNotes[graphicalNotes.length-1];
                let topBorder: number = last.PositionAndShape.BorderMarginTop + last.PositionAndShape.RelativePosition.y;
                if (graphicalNotes[0].sourceNote.ParentVoiceEntry.ParentVoice instanceof LinkedVoice) {
                    restNote.PositionAndShape.RelativePosition = new PointF2D(0.0, topBorder - restNote.PositionAndShape.BorderMarginBottom - 0.5);
                } else {
                    let bottomBorder: number = graphicalNotes[0].PositionAndShape.BorderMarginBottom + graphicalNotes[0].PositionAndShape.RelativePosition.y;
                    if (bottomBorder < 2.0)
                        restNote.PositionAndShape.RelativePosition = new PointF2D(0.0, bottomBorder - restNote.PositionAndShape.BorderMarginTop + 0.5);
                    else restNote.PositionAndShape.RelativePosition = new PointF2D(0.0, topBorder - restNote.PositionAndShape.BorderMarginBottom - 0.0);
                }
            }
        }
        graphicalStaffEntry.PositionAndShape.calculateBoundingBox();
    }
    private calculateTieCurves(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    for (let idx4: number = 0, len5: number = staffLine.Measures.length; idx4 < len5; ++idx4) {
                        let measure: StaffMeasure = staffLine.Measures[idx4];
                        for (let idx6: number = 0, len6: number = measure.staffEntries.length; idx6 < len6; ++idx6) {
                            let staffEntry: GraphicalStaffEntry = measure.staffEntries[idx6];
                            let graphicalTies: GraphicalTie[] = staffEntry.GraphicalTies;
                            for (let idx7: number = 0, len7: number = graphicalTies.length; idx7 < len7; ++idx7) {
                                let graphicalTie: GraphicalTie = graphicalTies[idx7];
                                if (graphicalTie.StartNote !== undefined && graphicalTie.StartNote.parentStaffEntry === staffEntry) {
                                    let tieIsAtSystemBreak: boolean = (graphicalTie.StartNote.parentStaffEntry.parentMeasure.ParentStaffLine !== graphicalTie.EndNote.parentStaffEntry.parentMeasure.ParentStaffLine);
                                    this.layoutGraphicalTie(graphicalTie, tieIsAtSystemBreak);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    private calculateFingering(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    let skyBottomLineCalculator: SkyBottomLineCalculator = new SkyBottomLineCalculator(this.rules);
                    for (let idx4: number = 0, len4: number = staffLine.Measures.length; idx4 < len4; ++idx4) {
                        let measure: StaffMeasure = staffLine.Measures[idx4];
                        let measureRelativePosition: PointF2D = measure.PositionAndShape.RelativePosition;
                        for (let idx5: number = 0, len5: number = measure.staffEntries.length; idx5 < len5; ++idx5) {
                            let staffEntry: GraphicalStaffEntry = measure.staffEntries[idx5];
                            let hasTechnicalInstruction: boolean = false;
                            for (let idx6: number = 0, len6: number = staffEntry.sourceStaffEntry.VoiceEntries.length; idx6 < len6; ++idx6) {
                                let ve: VoiceEntry = staffEntry.sourceStaffEntry.VoiceEntries[idx6];
                                if (ve.TechnicalInstructions.length > 0) {
                                    hasTechnicalInstruction = true;
                                    break;
                                }
                            }
                            if (hasTechnicalInstruction) {
                                this.layoutFingering(staffLine, skyBottomLineCalculator, staffEntry, measureRelativePosition);
                            }
                        }
                    }
                }
            }
        }
    }
    private calculateLyricsPosition(): void {
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.ParentMusicSheet.Instruments.length; idx < len; ++idx) {
            let instrument: Instrument = this.graphicalMusicSheet.ParentMusicSheet.Instruments[idx];
            if (instrument.HasLyrics && instrument.LyricVersesNumbers.length > 0)
                instrument.LyricVersesNumbers.sort();
        }
        for (let idx: number = 0, len: number = this.graphicalMusicSheet.MusicPages.length; idx < len; ++idx) {
            let graphicalMusicPage: GraphicalMusicPage = this.graphicalMusicSheet.MusicPages[idx];
            for (let idx2: number = 0, len2: number = graphicalMusicPage.MusicSystems.length; idx2 < len2; ++idx2) {
                let musicSystem: MusicSystem = graphicalMusicPage.MusicSystems[idx2];
                for (let idx3: number = 0, len3: number = musicSystem.StaffLines.length; idx3 < len3; ++idx3) {
                    let staffLine: StaffLine = musicSystem.StaffLines[idx3];
                    this.calculateSingleStaffLineLyricsPosition(staffLine, staffLine.ParentStaff.ParentInstrument.LyricVersesNumbers);
                }
            }
        }
    }
    private calculateDynamicExpressions(): void {
        for (let i: number = 0; i < this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures.length; i++) {
            let sourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures[i];
            for (let j: number = 0; j < sourceMeasure.StaffLinkedExpressions.length; j++) {
                if (this.graphicalMusicSheet.MeasureList[i][j].ParentStaff.ParentInstrument.Visible)
                    for (let k: number = 0; k < sourceMeasure.StaffLinkedExpressions[j].length; k++)
                        if (sourceMeasure.StaffLinkedExpressions[j][k].InstantaniousDynamic !== undefined || (sourceMeasure.StaffLinkedExpressions[j][k].StartingContinuousDynamic !== undefined && sourceMeasure.StaffLinkedExpressions[j][k].StartingContinuousDynamic.StartMultiExpression === sourceMeasure.StaffLinkedExpressions[j][k] && sourceMeasure.StaffLinkedExpressions[j][k].UnknownList.length === 0)) {
                            this.calculateDynamicExpressionsForSingleMultiExpression(sourceMeasure.StaffLinkedExpressions[j][k], i, j);
                        }
            }
        }
    }
    private calculateOctaveShifts(): void {
        for (let i: number = 0; i < this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures.length; i++) {
            let sourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures[i];
            for (let j: number = 0; j < sourceMeasure.StaffLinkedExpressions.length; j++) {
                if (this.graphicalMusicSheet.MeasureList[i][j].ParentStaff.ParentInstrument.Visible)
                    for (let k: number = 0; k < sourceMeasure.StaffLinkedExpressions[j].length; k++)
                        if ((sourceMeasure.StaffLinkedExpressions[j][k].OctaveShiftStart !== undefined)) {
                            this.calculateSingleOctaveShift(sourceMeasure, sourceMeasure.StaffLinkedExpressions[j][k], i, j);
                        }
            }
        }
    }
    private getFirstLeftNotNullStaffEntryFromContainer(horizontalIndex: number, verticalIndex: number, multiStaffInstrument: boolean): GraphicalStaffEntry {
        if (this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[horizontalIndex].StaffEntries[verticalIndex] !== undefined)
            return this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[horizontalIndex].StaffEntries[verticalIndex];
        for (let i: number = horizontalIndex - 1; i >= 0; i--)
            if (this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[i].StaffEntries[verticalIndex] !== undefined)
                return this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[i].StaffEntries[verticalIndex];
        return undefined;
    }
    private getFirstRightNotNullStaffEntryFromContainer(horizontalIndex: number, verticalIndex: number, multiStaffInstrument: boolean): GraphicalStaffEntry {
        if (this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[horizontalIndex].StaffEntries[verticalIndex] !== undefined)
            return this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[horizontalIndex].StaffEntries[verticalIndex];
        for (let i: number = horizontalIndex + 1; i < this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers.length; i++)
            if (this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[i].StaffEntries[verticalIndex] !== undefined)
                return this.graphicalMusicSheet.VerticalGraphicalStaffEntryContainers[i].StaffEntries[verticalIndex];
        return undefined;
    }
    private calculateWordRepetitionInstructions(): void {
        for (let i: number = 0; i < this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures.length; i++) {
            let sourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures[i];
            for (let idx: number = 0, len: number = sourceMeasure.FirstRepetitionInstructions.length; idx < len; ++idx) {
                let instruction: RepetitionInstruction = sourceMeasure.FirstRepetitionInstructions[idx];
                this.calculateWordRepetitionInstruction(instruction, i);
            }
            for (let idx: number = 0, len: number = sourceMeasure.LastRepetitionInstructions.length; idx < len; ++idx) {
                let instruction: RepetitionInstruction = sourceMeasure.LastRepetitionInstructions[idx];
                this.calculateWordRepetitionInstruction(instruction, i);
            }
        }
    }
    private calculateRepetitionEndings(): void {
        let musicsheet: MusicSheet = this.graphicalMusicSheet.ParentMusicSheet;
        for (let idx: number = 0, len: number = musicsheet.Repetitions.length; idx < len; ++idx) {
            let partListEntry: Repetition = musicsheet.Repetitions[idx];
            this.calcGraphicalRepetitionEndingsRecursively(partListEntry);
        }
    }
    private calculateTempoExpressions(): void {
        for (let i: number = 0; i < this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures.length; i++) {
            let sourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures[i];
            for (let j: number = 0; j < sourceMeasure.TempoExpressions.length; j++) {
                this.calculateTempoExpressionsForSingleMultiTempoExpression(sourceMeasure, sourceMeasure.TempoExpressions[j], i);
            }
        }
    }
    private calculateMoodAndUnknownExpressions(): void {
        for (let i: number = 0; i < this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures.length; i++) {
            let sourceMeasure: SourceMeasure = this.graphicalMusicSheet.ParentMusicSheet.SourceMeasures[i];
            for (let j: number = 0; j < sourceMeasure.StaffLinkedExpressions.length; j++) {
                if (this.graphicalMusicSheet.MeasureList[i][j].ParentStaff.ParentInstrument.Visible)
                    for (let k: number = 0; k < sourceMeasure.StaffLinkedExpressions[j].length; k++)
                        if ((sourceMeasure.StaffLinkedExpressions[j][k].MoodList.length > 0) || (sourceMeasure.StaffLinkedExpressions[j][k].UnknownList.length > 0)) {
                            this.calculateMoodAndUnknownExpression(sourceMeasure.StaffLinkedExpressions[j][k], i, j);
                        }
            }
        }
    }
}