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

Example 1 with BarlineRepeat

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

the class BarlinesBeatOffsetter method compute.

public Result compute(List<BeatOffset> baseOffsets, ColumnHeader columnHeader, float maxInterlineSpace) {
    ArrayList<BeatOffset> retNotes = alist(baseOffsets);
    ArrayList<BeatOffset> retBarlines = alist();
    // start barline
    retBarlines.add(new BeatOffset(Fraction.Companion.get_0(), 0));
    Barline startBarline = columnHeader.getStartBarline();
    if (startBarline != null && startBarline.getRepeat() == BarlineRepeat.Forward) {
        // forward repeat: move all beats REPEAT_SPACE IS backward
        float move = repeatSpace * maxInterlineSpace;
        for (int i = 0; i < retNotes.size(); i++) {
            BeatOffset oldOffset = retNotes.get(i);
            retNotes.set(i, new BeatOffset(oldOffset.getBeat(), oldOffset.getOffsetMm() + move));
        }
    }
    // mid-measure barlines
    for (BeatE<Barline> midBarline : columnHeader.getMiddleBarlines()) {
        // get beat of barline, find it in the note offsets and move the following ones
        Fraction beat = midBarline.getBeat();
        int i = 0;
        float move = 0;
        for (; i < retNotes.size(); i++) {
            if (retNotes.get(i).getBeat().compareTo(beat) >= 0) {
                BarlineRepeat repeat = midBarline.getElement().getRepeat();
                if (repeat == BarlineRepeat.Backward) {
                    // backward repeat: additional space before barline
                    move += repeatSpace * maxInterlineSpace;
                    BeatOffset oldOffset = retNotes.get(i);
                    retBarlines.add(new BeatOffset(oldOffset.getBeat(), oldOffset.getOffsetMm() + move));
                } else if (repeat == BarlineRepeat.Forward) {
                    // forward repeat: additional space after barline
                    BeatOffset oldOffset = retNotes.get(i);
                    retBarlines.add(new BeatOffset(oldOffset.getBeat(), oldOffset.getOffsetMm() + move));
                    move += repeatSpace * maxInterlineSpace;
                } else if (repeat == BarlineRepeat.Both) {
                    // forward and backward repeat: additional space before and after barline
                    move += repeatSpace * maxInterlineSpace;
                    BeatOffset oldOffset = retNotes.get(i);
                    retBarlines.add(new BeatOffset(oldOffset.getBeat(), oldOffset.getOffsetMm() + move));
                    move += repeatSpace * maxInterlineSpace;
                } else {
                    retBarlines.add(retNotes.get(i));
                }
                move += midBarlineSpace * maxInterlineSpace;
                break;
            }
        }
        for (; i < retNotes.size(); i++) {
            // move following notes
            BeatOffset oldOffset = retNotes.get(i);
            retNotes.set(i, new BeatOffset(oldOffset.getBeat(), oldOffset.getOffsetMm() + move));
        }
    }
    // end barline
    BeatOffset lastOffset = retNotes.get(retNotes.size() - 1);
    Barline endBarline = columnHeader.getEndBarline();
    if (endBarline != null && endBarline.getRepeat() == BarlineRepeat.Backward) {
        // backward repeat: additional space before end barline
        float move = repeatSpace * maxInterlineSpace;
        retBarlines.add(new BeatOffset(lastOffset.getBeat(), lastOffset.getOffsetMm() + move));
    } else {
        retBarlines.add(lastOffset);
    }
    // return result
    retBarlines.trimToSize();
    return new Result(retNotes, retBarlines);
}

Example 2 with BarlineRepeat

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

the class BarlineRenderer method draw.

/**
 * Draws the given {@link BarlineStamping} on the given {@link Canvas},
 * using the given {@link RendererArgs}.
 */
@Override
public void draw(Stamping stamping, Canvas canvas, RendererArgs args) {
    BarlineStamping barlineSt = (BarlineStamping) stamping;
    List<StaffStamping> staves = barlineSt.staves;
    float xPosition = barlineSt.xMm;
    float xCorrection = 0;
    // lines
    BarlineGroup.Style group = barlineSt.groupStyle;
    BarlineStyle style = barlineSt.barline.getStyle();
    if (group == null || group == BarlineGroup.Style.Single || group == BarlineGroup.Style.Common) {
        // draw single barlines
        for (StaffStamping staff : staves) {
            xCorrection = paintBarline(canvas, args, staff, (staff.linesCount - 1) * 2, staff, 0, xPosition, style);
        }
    }
    if (group == BarlineGroup.Style.Mensurstrich || group == BarlineGroup.Style.Common) {
        // draw barlines between staves
        for (int i = 0; i < staves.size() - 1; i++) {
            xCorrection = paintBarline(canvas, args, staves.get(i), 0, staves.get(i + 1), (staves.get(i + 1).linesCount - 1) * 2, xPosition, style);
        }
    }
    // repeat dots
    // TODO: xCorrection is the value of the last staff, but this may differ
    // draw repeat dots directly after drawing the corresponding staff!
    BarlineRepeat repeat = barlineSt.barline.getRepeat();
    if (repeat == BarlineRepeat.Forward || repeat == BarlineRepeat.Both) {
        paintRepeatDots(staves, xPosition + xCorrection, 1, canvas, args);
    }
    if (repeat == BarlineRepeat.Backward || repeat == BarlineRepeat.Both) {
        paintRepeatDots(staves, xPosition + xCorrection, -1, canvas, args);
    }
}