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DocDiff application: finish page matching algorithm

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This commit is contained in:
Jakub Melka
2021-09-12 16:02:25 +02:00
parent 050ba869f3
commit 3e327f8201
4 changed files with 176 additions and 1 deletions
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13
Pdf4QtLib/sources/pdfdiff.cpp
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@ -271,6 +271,9 @@ void PDFDiff::performPageMatching(const std::vector<PDFDiffPageContext>& leftPre
PDFExecutionPolicy::execute(PDFExecutionPolicy::Scope::Page, leftUnmatched.begin(), leftUnmatched.end(), matchLeftPage);
std::vector<size_t> leftPagesMoved;
std::vector<size_t> rightPagesMoved;
std::set<size_t> matchedRightPages;
for (const auto& matchedPage : matchedPages)
{
@ -282,6 +285,9 @@ void PDFDiff::performPageMatching(const std::vector<PDFDiffPageContext>& leftPre
const PDFDiffPageContext& leftPageContext = leftPreparedPages[matchedPage.first];
const PDFDiffPageContext& rightPageContext = rightPreparedPages[rightContextIndex];
leftPagesMoved.push_back(leftPageContext.pageIndex);
rightPagesMoved.push_back(rightPageContext.pageIndex);
pageMatches[leftPageContext.pageIndex] = rightPageContext.pageIndex;
}
}
@ -292,6 +298,11 @@ void PDFDiff::performPageMatching(const std::vector<PDFDiffPageContext>& leftPre
algorithm.perform();
pageSequence = algorithm.getSequence();
}
std::sort(leftPagesMoved.begin(), leftPagesMoved.end());
std::sort(rightPagesMoved.begin(), rightPagesMoved.end());
PDFAlgorithmLongestCommonSubsequenceBase::markSequence(pageSequence, leftPagesMoved, rightPagesMoved);
}
void PDFDiff::performSteps(const std::vector<PDFInteger>& leftPages, const std::vector<PDFInteger>& rightPages)
@ -356,7 +367,7 @@ void PDFDiff::performSteps(const std::vector<PDFInteger>& leftPages, const std::
PDFRenderer renderer(m_rightDocument, &fontCache, cms.data(), &optionalContentActivity, features, pdf::PDFMeshQualitySettings());
renderer.compile(&compiledPage, context.pageIndex);
const PDFPage* page = m_leftDocument->getCatalog()->getPage(context.pageIndex);
const PDFPage* page = m_rightDocument->getCatalog()->getPage(context.pageIndex);
PDFReal epsilon = calculateEpsilonForPage(page);
context.graphicPieces = compiledPage.calculateGraphicPieceInfos(page->getMediaBox(), epsilon);