void Glissando::draw(QPainter* painter) const
{
painter->save();
qreal _spatium = spatium();
QPen pen(curColor());
pen.setWidthF(_spatium * .15);
pen.setCapStyle(Qt::RoundCap);
painter->setPen(pen);
qreal w = line.dx();
qreal h = line.dy();
qreal l = sqrt(w * w + h * h);
painter->translate(line.p1());
qreal wi = asin(-h / l) * 180.0 / M_PI;
painter->rotate(-wi);
if (glissandoType() == GlissandoType::STRAIGHT) {
painter->drawLine(QLineF(0.0, 0.0, l, 0.0));
}
else if (glissandoType() == GlissandoType::WAVY) {
qreal mags = magS();
QRectF b = symbols[score()->symIdx()][trillelementSym].bbox(mags);
qreal w = symbols[score()->symIdx()][trillelementSym].width(mags);
int n = (int)(l / w); // always round down (truncate) to avoid overlap
qreal x = (l - n*w) * 0.5; // centre line in available space
symbols[score()->symIdx()][trillelementSym].draw(painter, mags, QPointF(x, b.height()*.5), n);
}
if (_showText) {
const TextStyle& st = score()->textStyle(TEXT_STYLE_GLISSANDO);
QFont f = st.fontPx(_spatium);
QRectF r = QFontMetricsF(f).boundingRect(_text);
// if text longer than available space, skip it
if (r.width() < l) {
qreal yOffset = r.height() + r.y(); // find text descender height
// raise text slightly above line and slightly more with WAVY than with STRAIGHT
yOffset += _spatium * (glissandoType() == GlissandoType::WAVY ? 0.3 : 0.05);
painter->setFont(f);
qreal x = (l - r.width()) * 0.5;
painter->drawText(QPointF(x, -yOffset), _text);
}
}
painter->restore();
}
void Glissando::draw(QPainter* painter) const
{
painter->save();
qreal _spatium = spatium();
QPen pen(curColor());
pen.setWidthF(_spatium * .15);
pen.setCapStyle(Qt::RoundCap);
painter->setPen(pen);
qreal w = line.dx();
qreal h = line.dy();
qreal l = sqrt(w * w + h * h);
painter->translate(line.p1());
qreal wi = asin(-h / l) * 180.0 / M_PI;
painter->rotate(-wi);
if (glissandoType() == GlissandoType::STRAIGHT) {
painter->drawLine(QLineF(0.0, 0.0, l, 0.0));
}
else if (glissandoType() == GlissandoType::WAVY) {
qreal mags = magS();
QRectF b = symbols[score()->symIdx()][trillelementSym].bbox(mags);
qreal w = symbols[score()->symIdx()][trillelementSym].width(mags);
int n = lrint(l / w);
symbols[score()->symIdx()][trillelementSym].draw(painter, mags, QPointF(0.0, b.height()*.5), n);
}
if (_showText) {
const TextStyle& st = score()->textStyle(TEXT_STYLE_GLISSANDO);
QFont f = st.fontPx(_spatium);
QRectF r = QFontMetricsF(f).boundingRect(_text);
if (r.width() < l) {
painter->setFont(f);
qreal x = (l - r.width()) * .5;
painter->drawText(QPointF(x, -_spatium * .5), _text);
}
}
painter->restore();
}
QVariant Glissando::getProperty(P_ID propertyId) const
{
switch (propertyId) {
case P_ID::GLISS_TYPE:
return int(glissandoType());
case P_ID::GLISS_TEXT:
return text();
case P_ID::GLISS_SHOW_TEXT:
return showText();
default:
break;
}
return SLine::getProperty(propertyId);
}
