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

Example 26 with ElementSpacing

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

the class SingleVoiceSpacerTest method testGrace1.

/**
 * Computes a voice spacing with grace notes,
 * where the element before the grace notes has enough empty rear space
 * to take all the grace notes.
 * <pre>
 * Single elements: [-r1------------][g1][g2][--r4--]
 * Combined:        --r1----~g1~g2~~~r4---
 * </pre> (~: area used by two elements)
 */
@Test
public void testGrace1() {
    // create voice and notations
    Voice voice = new Voice(alist((VoiceElement) r1, g1, g2, r4));
    Notations notations = new Notations();
    notations.add(new RestNotation(r1, new ElementWidth(2, 2, 13), null));
    notations.add(new ChordNotation(g1, new ElementWidth(1, 2, 1)));
    notations.add(new ChordNotation(g2, new ElementWidth(1, 2, 1)));
    notations.add(new RestNotation(r4, new ElementWidth(3, 2, 3), null));
    // compute spacing
    VoiceSpacing vs = testee.compute(voice, 300f, fr(4, 4), 5, notations, layoutSettings);
    // check spacing
    ElementSpacing[] ses = vs.elements.toArray(new ElementSpacing[0]);
    ;
    float s = layoutSettings.offsetMeasureStart;
    assertEquals(5, ses.length);
    assertEquals(s + 2, ses[0].xIs, DELTA_FLOAT);
    assertEquals(s + 9, ses[1].xIs, DELTA_FLOAT);
    assertEquals(s + 12, ses[2].xIs, DELTA_FLOAT);
    assertEquals(s + 17, ses[3].xIs, DELTA_FLOAT);
    assertEquals(s + 22, ses[4].xIs, DELTA_FLOAT);
    // check beats
    assertEquals(fr(0, 8), ses[0].beat);
    assertEquals(fr(2, 8), ses[1].beat);
    assertEquals(fr(2, 8), ses[2].beat);
    assertEquals(fr(2, 8), ses[3].beat);
    assertEquals(fr(6, 8), ses[4].beat);
}