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DocPage Organizer: Assemble documents

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This commit is contained in:
Jakub Melka
2021-07-24 17:57:11 +02:00
parent b644ea48e3
commit b38bbf8468
11 changed files with 499 additions and 9 deletions
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4
Pdf4QtLib/sources/pdfdocumentmanipulator.cpp
View File

@@ -29,6 +29,10 @@ PDFOperationResult PDFDocumentManipulator::assemble(const AssembledPages& pages)
return tr("Empty page list.");
}
m_flags = None;
m_mergedObjects = { };
m_assembledDocument = PDFDocument();
try
{
classify(pages);

17
Pdf4QtLib/sources/pdfpage.cpp
View File

@@ -207,6 +207,23 @@ PDFObject PDFPage::getOutputIntents(const PDFObjectStorage* storage) const
return getObjectFromPageDictionary(storage, "OutputIntents");
}
QSizeF PDFPage::getRotatedSize(const QSizeF& size, PageRotation rotation)
{
switch (rotation)
{
case PageRotation::None:
case PageRotation::Rotate180:
// Preserve rotation
break;
case PageRotation::Rotate90:
case PageRotation::Rotate270:
return size.transposed();
}
return size;
}
QRectF PDFPage::getRotatedBox(const QRectF& rect, PageRotation rotation)
{
switch (rotation)

29
Pdf4QtLib/sources/pdfpage.h
View File

@@ -84,6 +84,34 @@ constexpr PageRotation getPageRotationRotatedLeft(PageRotation rotation)
return PageRotation::None;
}
constexpr PageRotation getPageRotationCombined(PageRotation r1, PageRotation r2)
{
while (r1 != PageRotation::None)
{
r2 = getPageRotationRotatedRight(r2);
r1 = getPageRotationRotatedLeft(r1);
}
return r2;
}
constexpr PageRotation getPageRotationInversed(PageRotation rotation)
{
switch (rotation)
{
case PageRotation::None:
return PageRotation::None;
case PageRotation::Rotate90:
return PageRotation::Rotate270;
case PageRotation::Rotate180:
return PageRotation::Rotate180;
case PageRotation::Rotate270:
return PageRotation::Rotate90;
}
return PageRotation::None;
}
/// This class represents attributes, which are inheritable. Also allows merging from
/// parents.
class PDFPageInheritableAttributes
@@ -241,6 +269,7 @@ public:
/// of 1 / 72 inch. Default value is 1.0.
inline PDFReal getUserUnit() const { return m_userUnit; }
static QSizeF getRotatedSize(const QSizeF& size, PageRotation rotation);
static QRectF getRotatedBox(const QRectF& rect, PageRotation rotation);
private: