Examples with SystemSpacing com.xenoage.zong.musiclayout.spacing.SystemSpacing used on opensource projects

Example 11 with SystemSpacing

use of com.xenoage.zong.musiclayout.spacing.SystemSpacing in project Zong by Xenoage.

the class StretchSystemsTest method createSystem.

/**
 * Creates and returns a simple {@link SystemSpacing} using the
 * given values.
 */
public static SystemSpacing createSystem(int stavesCount, float staffHeight, float staffDistance, float offsetY) {
    float is = staffHeight / 5;
    List<Staff> staves = alist(stavesCount);
    for (int i = 0; i < stavesCount; i++) staves.add(new Staff(alist(), 5, is));
    float[] staffDistances = new float[stavesCount - 1];
    for (int i : range(stavesCount - 1)) staffDistances[i] = staffDistance;
    return new SystemSpacing(CollectionUtils.<ColumnSpacing>alist(), 0, 0, 0, new StavesSpacing(staves, staffDistances, is), offsetY);
}

Example 12 with SystemSpacing

use of com.xenoage.zong.musiclayout.spacing.SystemSpacing in project Zong by Xenoage.

the class StretchSystemsTest method computeTest.

@Test
public void computeTest() {
    // create a simple frame for testing
    float usableHeight = 400;
    int stavesCount = 2;
    float staffHeight = 10;
    float staffDistance = 30;
    float offset1 = 0;
    float offset2 = 100;
    float offset3 = 200;
    SystemSpacing system1 = createSystem(stavesCount, staffHeight, staffDistance, offset1);
    SystemSpacing system2 = createSystem(stavesCount, staffHeight, staffDistance, offset2);
    SystemSpacing system3 = createSystem(stavesCount, staffHeight, staffDistance, offset3);
    FrameSpacing frame = new FrameSpacing(ilist(system1, system2, system3), new Size2f(10, usableHeight));
    // apply strategy
    testee.compute(frame, null);
    // compare values
    // remaining space is usable height - offset3 - (height of last system)
    float remainingSpace = usableHeight - offset3 - system3.getHeightMm();
    // the last two systems are moved down, each remainingSpace/2
    float additionalSpace = remainingSpace / 2;
    // compare new offsets
    assertEquals(offset2 + 1 * additionalSpace, frame.getSystems().get(1).offsetYMm, df);
    assertEquals(offset3 + 2 * additionalSpace, frame.getSystems().get(2).offsetYMm, df);
}

Example 13 with SystemSpacing

use of com.xenoage.zong.musiclayout.spacing.SystemSpacing in project Zong by Xenoage.

the class StretchMeasuresTest method createSystemWith1MeasureGrace.

/**
 * Creates and returns a simple {@link SystemSpacing} with only one
 * measure and three notes: two main notes and two grace notes between them.
 */
public static SystemSpacing createSystemWith1MeasureGrace(float offsetChord1, float offsetChord2, float offsetMeasureEnd, float graceDistance) {
    Chord chord1 = chord(Companion.pi(0, 0, 4), Companion.fr(2, 4));
    Chord chord2grace = graceChord(Companion.pi(1, 0, 4));
    Chord chord3grace = graceChord(Companion.pi(2, 0, 4));
    Chord chord4 = chord(Companion.pi(3, 0, 4), Companion.fr(2, 4));
    Voice voice = new Voice(alist(chord1, chord2grace, chord3grace, chord4));
    List<BeatOffset> beatOffsets = alist(new BeatOffset(Companion.fr(0, 4), offsetChord1), new BeatOffset(Companion.fr(2, 4), offsetChord2), new BeatOffset(Companion.fr(4, 4), offsetMeasureEnd));
    float is = 1;
    List<VoiceSpacing> voiceSpacings = alist(new VoiceSpacing(voice, is, alist(new ChordSpacing(new ChordNotation(chord1), beatOffsets.get(0).getBeat(), beatOffsets.get(0).getOffsetMm()), new ChordSpacing(new ChordNotation(chord2grace), beatOffsets.get(1).getBeat(), beatOffsets.get(1).getOffsetMm() - 2 * graceDistance), new ChordSpacing(new ChordNotation(chord3grace), beatOffsets.get(1).getBeat(), beatOffsets.get(1).getOffsetMm() - 1 * graceDistance), new ChordSpacing(new ChordNotation(chord4), beatOffsets.get(1).getBeat(), beatOffsets.get(1).getOffsetMm()))));
    MeasureSpacing measureSpacing = new MeasureSpacing(atMeasure(0, 0), is, voiceSpacings, empty, null);
    ColumnSpacing mcs = new ColumnSpacing(-1, alist(measureSpacing), beatOffsets, alist(new BeatOffset(Companion.fr(0, 4), 0), new BeatOffset(Companion.fr(4, 4), offsetMeasureEnd)));
    SystemSpacing system = new SystemSpacing(alist(mcs), 0, 0, offsetMeasureEnd, null, 0);
    return system;
}

Example 14 with SystemSpacing

use of com.xenoage.zong.musiclayout.spacing.SystemSpacing in project Zong by Xenoage.

the class WedgeStamper method stamp.

/**
 * Creates a {@link WedgeStamping} for the given {@link Wedge} on the given staff.
 * The start and end measure of the wedge may be outside the staff, then the
 * wedge is clipped to the staff.
 */
public WedgeStamping stamp(Wedge wedge, StaffStamping staffStamping) {
    SystemSpacing system = staffStamping.system;
    Range systemMeasures = system.getMeasures();
    // musical positions of wedge
    MP p1 = MP.getMP(wedge);
    MP p2 = MP.getMP(wedge.getWedgeEnd());
    // clip start to staff
    float x1Mm;
    if (p1.measure < systemMeasures.getStart()) {
        // begins before staff
        x1Mm = system.getMeasureStartAfterLeadingMm(systemMeasures.getStart());
    } else {
        // begins within staff
        x1Mm = system.getXMmAt(p1.getTime());
    }
    // clip end to staff
    float x2Mm;
    if (p2.measure > systemMeasures.getStop()) {
        // ends after staff
        x2Mm = system.getMeasureEndMm(systemMeasures.getStop());
    } else {
        // ends within staff
        x2Mm = system.getXMmAt(p2.getTime());
    }
    // spread
    float d1Is = 0;
    float d2Is = 0;
    float defaultSpreadIS = 1.5f;
    if (wedge.getType() == WedgeType.Crescendo) {
        d2Is = (wedge.getSpread() != null ? wedge.getSpread() : defaultSpreadIS);
    } else if (wedge.getType() == WedgeType.Diminuendo) {
        d1Is = (wedge.getSpread() != null ? wedge.getSpread() : defaultSpreadIS);
    }
    // custom horizontal position
    Position customPos = asPosition(wedge.getPositioning());
    float length = x2Mm - x1Mm;
    if (customPos != null && customPos.x != null)
        x1Mm = customPos.x;
    x1Mm += Position.getRelativeX(customPos);
    x2Mm = x1Mm + length;
    // vertical position
    float lp;
    if (customPos != null && customPos.y != null)
        lp = customPos.y;
    else
        lp = -6;
    lp += Position.getRelativeY(customPos);
    return new WedgeStamping(lp, x1Mm, x2Mm, d1Is, d2Is, staffStamping);
}

Example 15 with SystemSpacing

use of com.xenoage.zong.musiclayout.spacing.SystemSpacing in project Zong by Xenoage.

the class CursorOutput method write.

public JsonObject write(ScoreDoc doc) {
    JsonObject ret = new JsonObject();
    // create midi sequence and mp mappings
    Score score = doc.getScore();
    val seq = MidiConverter.convertToSequence(score, optionsForFileExport, new JseMidiSequenceWriter());
    // save time map
    JsonArray jsonMPs = new JsonArray();
    val timeMap = seq.getTimeMap();
    for (int iRep : range(timeMap.getRepetitionsCount())) {
        for (val time : timeMap.getTimesSorted(iRep)) {
            val midiTime = timeMap.getByRepTime(iRep, time);
            JsonObject jsonMP = new JsonObject();
            jsonMP.addProperty("measure", time.measure);
            jsonMP.addProperty("beat", "" + time.beat);
            jsonMP.addProperty("ms", midiTime.ms);
            jsonMPs.add(jsonMP);
        }
    }
    ret.add("mps", jsonMPs);
    // collect data
    int measuresCount = score.getMeasuresCount();
    ArrayList<System> systems = new ArrayList<>();
    ArrayList<Measure> measures = new ArrayList<>();
    for (int i = 0; i < measuresCount; i++) {
        measures.add(new Measure());
    }
    int systemCount = 0;
    Layout layout = doc.getLayout();
    for (int iPage : range(layout.getPages())) {
        Page page = layout.getPages().get(iPage);
        Size2f pageSize = page.getFormat().getSize();
        for (Frame frame : page.getFrames()) {
            if (frame instanceof ScoreFrame) {
                Point2f absPos = frame.getAbsolutePosition();
                float offsetX = absPos.x - frame.getSize().width / 2;
                float offsetY = absPos.y - frame.getSize().height / 2;
                ScoreFrameLayout sfl = ((ScoreFrame) frame).getScoreFrameLayout();
                for (SystemSpacing systemSpacing : sfl.getFrameSpacing().getSystems()) {
                    // read system data
                    int systemIndex = systemCount + systemSpacing.getSystemIndexInFrame();
                    while (systems.size() - 1 < systemIndex) systems.add(new System());
                    System system = systems.get(systemIndex);
                    system.page = iPage;
                    system.top = (offsetY + systemSpacing.offsetYMm) / pageSize.height;
                    system.bottom = (offsetY + systemSpacing.offsetYMm + systemSpacing.getHeightMm()) / pageSize.height;
                    // read measure beats
                    float systemOffsetX = systemSpacing.marginLeftMm;
                    for (int iMeasure : systemSpacing.getMeasures()) {
                        Measure measure = measures.get(iMeasure);
                        measure.system = systemIndex;
                        measure.left = (offsetX + systemOffsetX + systemSpacing.getMeasureStartMm(iMeasure)) / pageSize.width;
                        measure.right = (offsetX + systemOffsetX + systemSpacing.getMeasureEndMm(iMeasure)) / pageSize.width;
                        for (BeatOffset bo : systemSpacing.getColumn(iMeasure).getBeatOffsets()) {
                            measure.beats.put(bo.getBeat(), (offsetX + systemOffsetX + bo.getOffsetMm()) / pageSize.width);
                        }
                    }
                }
                systemCount += sfl.getFrameSpacing().getSystems().size();
            }
        }
    }
    // save systems
    JsonArray jsonSystems = new JsonArray();
    for (int i = 0; i < systems.size(); i++) {
        System system = systems.get(i);
        JsonObject jsonSystem = new JsonObject();
        jsonSystem.addProperty("number", i);
        jsonSystem.addProperty("page", system.page);
        jsonSystem.addProperty("top", system.top);
        jsonSystem.addProperty("bottom", system.bottom);
        jsonSystems.add(jsonSystem);
    }
    ret.add("systems", jsonSystems);
    // save measures
    JsonArray jsonMeasures = new JsonArray();
    for (int i = 0; i < measuresCount; i++) {
        Measure measure = measures.get(i);
        JsonObject jsonMeasure = new JsonObject();
        jsonMeasure.addProperty("number", i);
        jsonMeasure.addProperty("system", measure.system);
        jsonMeasure.addProperty("left", measure.left);
        jsonMeasure.addProperty("right", measure.right);
        // beats
        JsonArray jsonBeats = new JsonArray();
        ArrayList<Fraction> sortedBeats = new ArrayList<>(measure.beats.keySet());
        Collections.sort(sortedBeats);
        for (Fraction beat : sortedBeats) {
            JsonObject jsonBeat = new JsonObject();
            jsonBeat.addProperty("at", "" + beat);
            jsonBeat.addProperty("x", measure.beats.get(beat));
            jsonBeats.add(jsonBeat);
        }
        jsonMeasure.add("beats", jsonBeats);
        jsonMeasures.add(jsonMeasure);
    }
    ret.add("measures", jsonMeasures);
    // save time cursors
    JsonArray jsonTCs = new JsonArray();
    for (int iRep : range(timeMap.getRepetitionsCount())) {
        for (val time : timeMap.getTimesSorted(iRep)) {
            val midiTime = timeMap.getByRepTime(iRep, time);
            JsonObject jsonTC = new JsonObject();
            jsonTC.addProperty("time", midiTime.ms);
            Measure measure = measures.get(time.measure);
            System system = systems.get(measure.system);
            jsonTC.addProperty("page", system.page);
            jsonTC.addProperty("top", system.top);
            jsonTC.addProperty("left", measure.beats.get(time.beat));
            jsonTC.addProperty("bottom", system.bottom);
            jsonTCs.add(jsonTC);
        }
    }
    ret.add("timecursors", jsonTCs);
    return ret;
}