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Signature plugin: Layout horizontally/vertically

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This commit is contained in:
Jakub Melka 2022-03-16 20:25:09 +01:00
parent 5163bd1c80
commit 2082732cb5
1 changed files with 40 additions and 0 deletions
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40
Pdf4QtLib/sources/pdfpagecontentelements.cpp
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@ -1674,10 +1674,50 @@ void PDFPageContentElementManipulator::performOperation(Operation operation)
}
case Operation::LayoutVertically:
{
auto comparator = [](PDFPageContentElement* left, PDFPageContentElement* right)
{
QRectF r1 = left->getBoundingBox();
QRectF r2 = right->getBoundingBox();
return r1.y() > r2.y();
};
std::stable_sort(manipulatedElements.begin(), manipulatedElements.end(), comparator);
qreal yTop = representativeRect.bottom();
for (PDFPageContentElement* element : manipulatedElements)
{
QRectF boundingBox = element->getBoundingBox();
QPointF offset(0.0, yTop - boundingBox.bottom());
element->performManipulation(PDFPageContentElement::Translate, offset);
yTop -= boundingBox.height();
}
break;
}
case Operation::LayoutHorizontally:
{
auto comparator = [](PDFPageContentElement* left, PDFPageContentElement* right)
{
QRectF r1 = left->getBoundingBox();
QRectF r2 = right->getBoundingBox();
return r1.x() < r2.x();
};
std::stable_sort(manipulatedElements.begin(), manipulatedElements.end(), comparator);
qreal x = representativeRect.left();
for (PDFPageContentElement* element : manipulatedElements)
{
QRectF boundingBox = element->getBoundingBox();
QPointF offset(x - boundingBox.left(), 0.0);
element->performManipulation(PDFPageContentElement::Translate, offset);
x += boundingBox.width();
}
break;
}
case Operation::LayoutForm:
break;