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DocDiff application: save to xml

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Jakub Melka
2021-10-16 17:56:51 +02:00
parent 4243d6d9a9
commit 1f20a6efda
3 changed files with 183 additions and 0 deletions
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140
Pdf4QtLib/sources/pdfdiff.cpp
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@ -1074,6 +1074,128 @@ void PDFDiffResult::addTextReplaced(PDFInteger pageIndex1,
m_differences.emplace_back(std::move(difference));
}
void PDFDiffResult::saveToStream(QXmlStreamWriter* stream) const
{
stream->setAutoFormatting(true);
stream->setAutoFormattingIndent(2);
stream->writeStartDocument();
stream->writeNamespace("https://github.com/JakubMelka/PDF4QT", "pdf4qt");
stream->writeStartElement("difference-report");
// Jakub Melka: write all differences
stream->writeStartElement("differences");
for (const Difference& difference : m_differences)
{
stream->writeStartElement("difference");
QString type;
switch (difference.type)
{
case Type::PageMoved:
type = "page-moved";
break;
case Type::PageAdded:
type = "page-added";
break;
case Type::PageRemoved:
type = "page-removed";
break;
case Type::RemovedTextCharContent:
type = "removed-text-char";
break;
case Type::RemovedVectorGraphicContent:
type = "removed-vector-graphics";
break;
case Type::RemovedImageContent:
type = "removed-image";
break;
case Type::RemovedShadingContent:
type = "removed-shading";
break;
case Type::AddedTextCharContent:
type = "added-text-char";
break;
case Type::AddedVectorGraphicContent:
type = "added-vector-graphics";
break;
case Type::AddedImageContent:
type = "added-image";
break;
case Type::AddedShadingContent:
type = "added-shading";
break;
case Type::TextAdded:
type = "text-added";
break;
case Type::TextRemoved:
type = "text-removed";
break;
case Type::TextReplaced:
type = "text-replaced";
break;
default:
Q_ASSERT(false);
break;
}
stream->writeAttribute("type", type);
if (difference.pageIndex1 != -1)
{
stream->writeAttribute("left", QString::number(difference.pageIndex1 + 1));
}
if (difference.pageIndex2 != -1)
{
stream->writeAttribute("right", QString::number(difference.pageIndex2 + 1));
}
if (difference.textAddedIndex != -1)
{
stream->writeTextElement("text-added", m_strings[difference.textAddedIndex]);
}
if (difference.textRemovedIndex != -1)
{
stream->writeTextElement("text-removed", m_strings[difference.textRemovedIndex]);
}
stream->writeEndElement();
}
stream->writeEndElement();
stream->writeStartElement("page-sequence");
for (const PageSequenceItem& item : m_pageSequence)
{
stream->writeStartElement("item");
QString left = item.leftPage != -1 ? QString::number(item.leftPage + 1) : QString("none");
QString right = item.rightPage != -1 ? QString::number(item.rightPage + 1) : QString("none");
stream->writeAttribute("left", left);
stream->writeAttribute("right", right);
stream->writeEndElement();
}
stream->writeEndElement();
stream->writeEndElement();
stream->writeEndDocument();
}
void PDFDiffResult::finalize()
{
auto predicate = [](const Difference& l, const Difference& r)
@ -1345,6 +1467,24 @@ void PDFDiffResult::setPageSequence(PageSequence pageSequence)
m_pageSequence = pageSequence;
}
void PDFDiffResult::saveToXML(QIODevice* device) const
{
QXmlStreamWriter stream(device);
saveToStream(&stream);
}
void PDFDiffResult::saveToXML(QByteArray* byteArray) const
{
QXmlStreamWriter stream(byteArray);
saveToStream(&stream);
}
void PDFDiffResult::saveToXML(QString* string) const
{
QXmlStreamWriter stream(string);
saveToStream(&stream);
}
PDFDiffHelper::Differences PDFDiffHelper::calculateDifferences(const GraphicPieceInfos& left,
const GraphicPieceInfos& right,
PDFReal epsilon)