本文整理汇总了C++中SysStaff::setDistanceDown方法的典型用法代码示例。如果您正苦于以下问题：C++ SysStaff::setDistanceDown方法的具体用法？C++ SysStaff::setDistanceDown怎么用？C++ SysStaff::setDistanceDown使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SysStaff的用法示例。
在下文中一共展示了SysStaff::setDistanceDown方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: if
void System::layout2()
{
if (isVbox()) // ignore vbox
return;
int nstaves = _staves.size();
qreal _spatium = spatium();
qreal y = 0.0;
int lastStaffIdx = 0; // last visible staff
int firstStaffIdx = -1;
qreal lastStaffDistanceDown = 0.0;
for (int staffIdx = 0; staffIdx < nstaves; ++staffIdx) {
Staff* staff = score()->staff(staffIdx);
StyleIdx downDistance;
qreal userDist = 0.0;
if ((staffIdx + 1) == nstaves) {
//
// last staff in system
//
MeasureBase* mb = ml.last();
bool nextMeasureIsVBOX = false;
if (mb->next()) {
Element::Type type = mb->next()->type();
if (type == Element::Type::VBOX || type == Element::Type::TBOX || type == Element::Type::FBOX)
nextMeasureIsVBOX = true;
}
downDistance = nextMeasureIsVBOX ? StyleIdx::systemFrameDistance : StyleIdx::minSystemDistance;
}
else if (staff->rstaff() < (staff->part()->staves()->size()-1)) {
//
// staff is not last staff in a part
//
downDistance = StyleIdx::akkoladeDistance;
userDist = score()->staff(staffIdx + 1)->userDist();
}
else {
downDistance = StyleIdx::staffDistance;
userDist = score()->staff(staffIdx + 1)->userDist();
}
SysStaff* s = _staves[staffIdx];
qreal distDown = score()->styleS(downDistance).val() * _spatium + userDist;
qreal nominalDistDown = distDown;
qreal distUp = 0.0;
int n = ml.size();
for (int i = 0; i < n; ++i) {
MeasureBase* m = ml.at(i);
distDown = qMax(distDown, m->distanceDown(staffIdx));
distUp = qMax(distUp, m->distanceUp(staffIdx));
}
s->setDistanceDown(distDown);
s->setDistanceUp(distUp);
if (!staff->show() || !s->show()) {
s->setbbox(QRectF()); // already done in layout() ?
continue;
}
qreal sHeight = staff->height();
qreal dup = staffIdx == 0 ? 0.0 : s->distanceUp();
if (staff->lines() == 1)
dup -= _spatium * staff->mag();
s->bbox().setRect(_leftMargin, y + dup, width() - _leftMargin, sHeight);
y += dup + sHeight + s->distanceDown();
lastStaffIdx = staffIdx;
lastStaffDistanceDown = distDown - nominalDistDown;
if (firstStaffIdx == -1)
firstStaffIdx = staffIdx;
}
if (firstStaffIdx == -1)
firstStaffIdx = 0;
qreal systemHeight = staff(lastStaffIdx)->bbox().bottom();
if (lastStaffIdx < nstaves - 1)
systemHeight += lastStaffDistanceDown;
setHeight(systemHeight);
int n = ml.size();
for (int i = 0; i < n; ++i) {
MeasureBase* m = ml.at(i);
if (m->type() == Element::Type::MEASURE) {
// note that the factor 2 * _spatium must be corrected for when exporting
// system distance in MusicXML (issue #24733)
m->bbox().setRect(0.0, -_spatium, m->width(), systemHeight + 2 * _spatium);
}
else if (m->type() == Element::Type::HBOX) {
m->bbox().setRect(0.0, 0.0, m->width(), systemHeight);
static_cast<HBox*>(m)->layout2();
}
}
if (_barLine) {
_barLine->setTrack(firstStaffIdx * VOICES);
_barLine->setSpan(lastStaffIdx - firstStaffIdx + 1);
if (score()->staff(0)->lines() == 1)
_barLine->setSpanFrom(BARLINE_SPAN_1LINESTAFF_FROM);
int spanTo = (score()->staff(lastStaffIdx)->lines() == 1) ?
BARLINE_SPAN_1LINESTAFF_TO :
(score()->staff(lastStaffIdx)->lines()-1)*2;
//.........这里部分代码省略.........