Examples with Staff com.xenoage.zong.core.music.Staff used on opensource projects

Example 6 with Staff

use of com.xenoage.zong.core.music.Staff in project Zong by Xenoage.

the class Test01b method test.

@Test
public void test() {
    Pitch[] expectedPitches = getExpectedPitches();
    int iPitch = 0;
    Staff staff = getFirstStaff();
    for (int iM = 0; iM < staff.getMeasures().size(); iM++) {
        Measure measure = staff.getMeasures().get(iM);
        Voice voice = measure.getVoice(0);
        for (VoiceElement e : voice.getElements()) {
            if (e instanceof Chord) {
                // check note and pitch
                Chord chord = (Chord) e;
                assertEquals(expectedPitches[iPitch++], chord.getNotes().get(0).getPitch());
            }
        }
    }
// TODO - ignore this test, since MusicXML input file has a bug (only a single measure),
// so currently only the first measure is tested
// assertEquals("not all notes found", expectedPitches.length, iPitch);
}

Example 7 with Staff

use of com.xenoage.zong.core.music.Staff in project Zong by Xenoage.

the class Test01a method test.

@ToDo("the editiorial sharp (sharp in parenthesis) in the last measure is not supported yet")
@Test
public void test() {
    int[] expectedLPs = getExpectedLPs();
    Staff staff = getFirstStaff();
    ScoreFrameLayout scoreFrameLayout = getScoreFrameLayout();
    int chordIndex = 0;
    for (int iM = 0; iM < staff.getMeasures().size(); iM++) {
        Measure measure = staff.getMeasures().get(iM);
        Voice voice = measure.getVoice(0);
        for (VoiceElement e : voice.getElements()) {
            if (e instanceof Chord) {
            // check LP
            // TODO
            }
        }
    }
}

Example 8 with Staff

use of com.xenoage.zong.core.music.Staff in project Zong by Xenoage.

the class Test42a method test.

@Test
public void test() {
    Staff staff = getFirstStaff();
    // test chords
    for (int iMeasure : range(2)) {
        for (int iVoice : range(2)) {
            MP mpVoice = atVoice(0, iMeasure, iVoice);
            Voice expectedVoice = expectedStaff.getVoice(mpVoice);
            Voice voice = staff.getVoice(mpVoice);
            assertEqualsVoice(expectedVoice, voice, mpVoice);
        }
    }
    // test slurs
    assertSlurBetween(getVoiceChords(staff.getVoice(atVoice(0, 1, 0))), 1, 2, SlurType.Slur);
    assertSlurBetween(getVoiceChords(staff.getVoice(atVoice(0, 1, 1))), 1, 2, SlurType.Slur);
}

Example 9 with Staff

use of com.xenoage.zong.core.music.Staff in project Zong by Xenoage.

the class ScoreReader method readToScore.

public void readToScore(Score score, ErrorHandling errorHandling) {
    Context context = new Context(score, new ReaderSettings(errorHandling));
    // create the measures of the parts
    It<MxlPart> mxlParts = it(doc.getParts());
    for (MxlPart mxlPart : mxlParts) {
        // create measures
        execute(new MeasureAddUpTo(score, mxlPart.getMeasures().size()));
        // initialize each measure with a C clef
        Part part = score.getStavesList().getParts().get(mxlParts.getIndex());
        StavesRange stavesRange = score.getStavesList().getPartStaffIndices(part);
        for (int staff : stavesRange.getRange()) {
            execute(new MeasureElementWrite(new Clef(ClefType.Companion.getClefTreble()), score.getMeasure(MP.atMeasure(staff, 0)), Companion.get_0()));
        }
    }
    // write a 4/4 measure and C key signature in the first measure
    execute(new ColumnElementWrite(new TimeSignature(TimeType.Companion.getTime_4_4()), score.getColumnHeader(0), Companion.get_0(), null));
    execute(new ColumnElementWrite(new TraditionalKey(0), score.getColumnHeader(0), Companion.get_0(), null));
    // read the parts
    mxlParts = it(doc.getParts());
    for (MxlPart mxlPart : mxlParts) {
        // clear part-dependent context values
        context.beginNewPart(mxlParts.getIndex());
        // read the measures
        It<MxlMeasure> mxlMeasures = it(mxlPart.getMeasures());
        for (MxlMeasure mxlMeasure : mxlMeasures) {
            try {
                MeasureReader.readToContext(mxlMeasure, mxlMeasures.getIndex(), context);
            } catch (MusicReaderException ex) {
                throw new RuntimeException("Error at " + ex.getContext().toString(), ex);
            } catch (Exception ex) {
                throw new RuntimeException("Error (roughly) around " + context.toString(), ex);
            }
        }
    }
    // remove unclosed elements
    context.removeUnclosedWedges();
    // go through the whole score, and fill empty measures (that means, measures where
    // voice 0 has no single VoiceElement) with rests
    Fraction measureDuration = Companion.fr(1, 4);
    for (int iStaff = 0; iStaff < score.getStavesCount(); iStaff++) {
        Staff staff = score.getStaff(atStaff(iStaff));
        for (int iMeasure : range(staff.getMeasures())) {
            Measure measure = staff.getMeasure(iMeasure);
            TimeSignature newTime = score.getHeader().getColumnHeader(iMeasure).getTime();
            if (newTime != null) {
                // time signature has changed
                measureDuration = newTime.getType().getMeasureBeats();
            }
            if (measureDuration == null) {
                // senza misura
                // use whole rest
                measureDuration = Companion.fr(4, 4);
            }
            Voice voice0 = measure.getVoice(0);
            if (voice0.isEmpty()) {
                // TODO: "whole rests" or split. currently, also 3/4 rests are possible
                MP mp = atElement(iStaff, iMeasure, 0, 0);
                new VoiceElementWrite(score.getVoice(mp), mp, new Rest(measureDuration), null).execute();
            }
        }
    }
}

Example 10 with Staff

use of com.xenoage.zong.core.music.Staff 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);
}