Examples with StamperContext com.xenoage.zong.musiclayout.stamper.StamperContext used on opensource projects

Example 1 with StamperContext

use of com.xenoage.zong.musiclayout.stamper.StamperContext in project Zong by Xenoage.

the class ScoreFrameLayouter method computeScoreFrameLayout.

/**
 * Creates a {@link ScoreFrameLayout} from the given {@link FrameSpacing}.
 *
 * @param unclosedElements  unclosed elements from the last frame, like slurs
 *                          spanning over more than one frame
 */
public ScoreFrameLayout computeScoreFrameLayout(FrameSpacing frame, int frameIndex, Notations notations, List<ContinuedElement> unclosedElements, Context layouterContext, Map<Beam, BeamSpacing> beamsSpacing) {
    layouterContext.saveMp();
    Score score = layouterContext.score;
    SymbolPool symbols = layouterContext.symbols;
    StamperContext context = new StamperContext();
    context.layouter = layouterContext;
    context.notations = notations;
    ScoreHeader header = score.getHeader();
    int stavesCount = score.getStavesCount();
    StavesList stavesList = score.getStavesList();
    ArrayList<StaffStamping> staffStampsPool = alist();
    ArrayList<Stamping> otherStampsPool = alist();
    // default lyric style
    FormattedTextStyle defaultLyricStyle = new FormattedTextStyle(score.getFormat().getLyricFont());
    // caches
    OpenSlursCache openCurvedLinesCache = new OpenSlursCache();
    OpenWedges openWedges = new OpenWedges();
    OpenLyricsCache openLyricsCache = new OpenLyricsCache();
    LastLyrics lastLyrics = new LastLyrics();
    OpenTupletsCache openTupletsCache = new OpenTupletsCache();
    OpenVolta openVolta = new OpenVolta();
    // add continued elements
    for (ContinuedElement ce : unclosedElements) {
        if (ce instanceof ContinuedSlur) {
            openCurvedLinesCache.add(SlurCache.createContinued((ContinuedSlur) ce));
        } else if (ce instanceof ContinuedVolta) {
            openVolta.volta = (ContinuedVolta) ce;
        } else if (ce instanceof ContinuedWedge) {
            openWedges.wedges.add((ContinuedWedge) ce);
        }
    }
    // create staff stampings
    StaffStampings staffStampings = staffStamper.createStaffStampings(score, frame);
    staffStampings.addAllTo(staffStampsPool);
    context.staffStampings = staffStampings;
    // go through the systems
    for (int iSystem : range(frame.getSystems())) {
        context.systemIndex = iSystem;
        SystemSpacing system = frame.getSystems().get(iSystem);
        List<StaffStamping> systemStaves = staffStampings.getAllOfSystem(iSystem);
        StaffStamping systemFirstStaff = getFirst(systemStaves);
        // add the part names (first system) or part abbreviations (other systems)
        int iStaffInPart = 0;
        for (Part part : stavesList.getParts()) {
            PartNameStamper.Style style = (frameIndex == 0 && iSystem == 0 ? PartNameStamper.Style.Full : PartNameStamper.Style.Abbreviated);
            addNotNull(otherStampsPool, partNameStamper.stamp(part, iStaffInPart, systemStaves, style));
            iStaffInPart += part.getStavesCount();
        }
        // create the brackets at the beginning of the system
        for (BracketGroup bracketGroup : stavesList.getBracketGroups()) {
            StavesRange r = bracketGroup.getStaves();
            otherStampsPool.add(new BracketStamping(systemStaves.get(r.getStart()), systemStaves.get(r.getStop()), system.getMarginLeftMm() - 1.4f, bracketGroup.getStyle()));
        }
        // create the barlines and measure numbers
        otherStampsPool.addAll(barlinesStamper.stamp(system, systemStaves, score));
        // fill the staves
        for (int iStaff : range(stavesCount)) {
            layouterContext.mp = layouterContext.mp.withStaff(iStaff);
            context.staffIndex = iStaff;
            float xMm = context.getCurrentStaffStamping().positionMm.x;
            for (int iMeasure : range(system.columns)) {
                int globalMeasureIndex = system.getStartMeasure() + iMeasure;
                layouterContext.mp = layouterContext.mp.withMeasure(globalMeasureIndex);
                context.measureIndex = globalMeasureIndex;
                ColumnSpacing measureColumnSpacing = system.columns.get(iMeasure);
                MeasureSpacing measure = measureColumnSpacing.getMeasures().get(iStaff);
                // add leading spacing elements, if available
                otherStampsPool.addAll(measureStamper.stampLeading(measure, xMm, context));
                // add directions
                otherStampsPool.addAll(directionStamper.stamp(context));
                // add measure elements within this measure
                float voicesXMm = xMm + measureColumnSpacing.getLeadingWidthMm();
                otherStampsPool.addAll(measureStamper.stampMeasure(measure, voicesXMm, context));
                // add voice elements within this measure
                otherStampsPool.addAll(voiceStamper.stampVoices(measure, voicesXMm, staffStampings, context, defaultLyricStyle, beamsSpacing, openCurvedLinesCache, openLyricsCache, lastLyrics, openTupletsCache));
                xMm += measureColumnSpacing.getWidthMm();
            }
        }
        // create all voltas in this system, including open voltas from the last system
        otherStampsPool.addAll(voltaStamper.stampSystem(systemFirstStaff, openVolta, header, defaultLyricStyle));
        // create all wedges in this system
        otherStampsPool.addAll(wedgeStamper.stampSystem(system, score, staffStampings, openWedges));
    }
    // create the collected ties and slurs
    otherStampsPool.addAll(createTiesAndSlurs(openCurvedLinesCache, staffStampings, frame.getSystems().size()));
    // create the open lyric underscore lines
    for (Tuple3<StaffTextStamping, NoteheadStamping, Integer> openUnderscore : openLyricsCache.getUnderscores()) {
        // TODO: fetch style efficiently
        FormattedTextStyle style = defaultLyricStyle;
        FormattedTextElement firstElement = openUnderscore.get1().getText().getFirstParagraph().getElements().getFirst();
        if (firstElement instanceof FormattedTextString) {
            style = ((FormattedTextString) firstElement).getStyle();
        }
        otherStampsPool.addAll(lyricStamper.createUnderscoreStampings(openUnderscore.get1(), openUnderscore.get2(), style, staffStampings.getAllOfStaff(openUnderscore.get3())));
    }
    // create tuplet brackets/numbers
    for (Tuplet tuplet : openTupletsCache) {
        otherStampsPool.add(tupletStamper.createTupletStamping(tuplet, openTupletsCache, symbols));
    }
    // collect elements that have to be continued on the next frame
    ArrayList<ContinuedElement> continuedElements = alist();
    for (SlurCache clc : openCurvedLinesCache) {
        continuedElements.add(clc.getContinuedCurvedLine());
    }
    if (openVolta.volta != null)
        continuedElements.add(openVolta.volta);
    continuedElements.addAll(openWedges.wedges);
    layouterContext.restoreMp();
    return new ScoreFrameLayout(frame, staffStampsPool, otherStampsPool, continuedElements);
}