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add crop page function to plugin framework

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This commit is contained in:
lasconic 2015-02-20 22:30:10 +01:00
parent db06e56138
commit caec1dcdae
2 changed files with 36 additions and 0 deletions
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34
libmscore/score.cpp
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@ -3977,5 +3977,39 @@ void Score::changeVoice(int voice)
endCmd();
}
//---------------------------------------------------------
// cropPage - crop a single page score to the content
/// margins will be applied on the 4 sides
//---------------------------------------------------------
void Score::cropPage(qreal margins)
{
if (npages() == 1) {
Page* page = pages()[0];
if (page) {
QRectF ttbox = page->tbbox();
PageFormat* curFormat = pageFormat();
PageFormat f;
f.copy(*curFormat);
qreal margin = margins / INCH;
f.setSize(QSizeF((ttbox.width() / MScore::DPI) + 2 * margin, (ttbox.height()/ MScore::DPI) + 2 * margin));
qreal offset = curFormat->oddLeftMargin() - ttbox.x() / MScore::DPI;
if (offset < 0)
offset = 0.0;
f.setOddLeftMargin(margin + offset);
f.setEvenLeftMargin(margin + offset);
f.setOddBottomMargin(margin);
f.setOddTopMargin(margin);
f.setEvenBottomMargin(margin);
f.setEvenTopMargin(margin);
undoChangePageFormat(&f, spatium(), pageNumberOffset());
}
}
}
}

2
libmscore/score.h
View file

@ -1053,6 +1053,8 @@ class Score : public QObject {
QString createRehearsalMarkText(RehearsalMark* current) const;
QString nextRehearsalMarkText(RehearsalMark* previous, RehearsalMark* current) const;
Q_INVOKABLE void cropPage(qreal margins);
friend class ChangeSynthesizerState;
friend class Chord;
};