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Break out ConvertWorker::adjustPageRange

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This commit is contained in:
Anton Thomasson 2021-06-12 11:42:10 +02:00
parent 5125c48654
commit 22b6ec1c63
2 changed files with 44 additions and 66 deletions
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107
src/convertworker.cpp
View file

@ -111,41 +111,8 @@ try {
pdftoPs(PaperSize, TwoSided, PageRangeLow, PageRangeHigh, filename, tempfile); pdftoPs(PaperSize, TwoSided, PageRangeLow, PageRangeHigh, filename, tempfile);
} }
else if(pdf) else if(pdf)
{ // adjusting page range {
QProcess* pdftocairo = new QProcess(this); adjustPageRange(PaperSize, PageRangeLow, PageRangeHigh, filename, tempfile);
pdftocairo->setProgram("pdftocairo");
QStringList PdfToCairoArgs = {"-pdf"};
QString ShortPaperSize = getPopplerShortPaperSize(PaperSize);
PdfToCairoArgs << QStringList {"-f", QString::number(PageRangeLow), "-l", QString::number(PageRangeHigh)};
PdfToCairoArgs << QStringList {"-paper", ShortPaperSize, filename, "-"};
qDebug() << "pdftocairo args is " << PdfToCairoArgs;
pdftocairo->setArguments(PdfToCairoArgs);
pdftocairo->setStandardOutputFile(tempfile->fileName(), QIODevice::Append);
connect(pdftocairo, SIGNAL(finished(int, QProcess::ExitStatus)), pdftocairo, SLOT(deleteLater()));
pdftocairo->start();
qDebug() << "Starting";
if(!pdftocairo->waitForStarted())
{
qDebug() << "pdftocairo died";
throw ConvertFailedException();
}
qDebug() << "Started";
if(!pdftocairo->waitForFinished(-1))
{
qDebug() << "pdftocairo failed";
throw ConvertFailedException();
}
} }
else else
{ {
@ -378,37 +345,7 @@ try {
{ {
qDebug() << "adjusting pages in PDF" << PageRangeLow << PageRangeHigh; qDebug() << "adjusting pages in PDF" << PageRangeLow << PageRangeHigh;
QProcess* PdftoCairo = new QProcess(this); adjustPageRange(PaperSize, PageRangeLow, PageRangeHigh, tmpPdfFile.fileName(), tempfile);
PdftoCairo->setProgram("pdftocairo");
QStringList PdfToCairoArgs = {"-pdf"};
PdfToCairoArgs << QStringList {"-f", QString::number(PageRangeLow), "-l", QString::number(PageRangeHigh)};
PdfToCairoArgs << QStringList {tmpPdfFile.fileName(), "-"};
qDebug() << "pdftocairo args is " << PdfToCairoArgs;
PdftoCairo->setArguments(PdfToCairoArgs);
PdftoCairo->setStandardOutputFile(tempfile->fileName(), QIODevice::Append);
connect(PdftoCairo, SIGNAL(finished(int, QProcess::ExitStatus)), PdftoCairo, SLOT(deleteLater()));
PdftoCairo->start();
qDebug() << "PdftoCairo Starting";
if(!PdftoCairo->waitForStarted())
{
qDebug() << "pdftocairo died";
throw ConvertFailedException();
}
qDebug() << "PdftoCairo Started";
if(!PdftoCairo->waitForFinished(-1))
{
qDebug() << "pdftocairo failed";
throw ConvertFailedException();
}
} }
else else
@ -473,6 +410,44 @@ QString ConvertWorker::getPopplerShortPaperSize(QString PaperSize)
return ShortPaperSize; return ShortPaperSize;
} }
void ConvertWorker::adjustPageRange(QString PaperSize, quint32 PageRangeLow, quint32 PageRangeHigh,
QString pdfFileName, QTemporaryFile* tempfile)
{
QProcess* pdftocairo = new QProcess(this);
pdftocairo->setProgram("pdftocairo");
QStringList PdfToCairoArgs = {"-pdf"};
QString ShortPaperSize = getPopplerShortPaperSize(PaperSize);
PdfToCairoArgs << QStringList {"-f", QString::number(PageRangeLow), "-l", QString::number(PageRangeHigh)};
PdfToCairoArgs << QStringList {"-paper", ShortPaperSize, pdfFileName, "-"};
qDebug() << "pdftocairo args is " << PdfToCairoArgs;
pdftocairo->setArguments(PdfToCairoArgs);
pdftocairo->setStandardOutputFile(tempfile->fileName(), QIODevice::Append);
connect(pdftocairo, SIGNAL(finished(int, QProcess::ExitStatus)), pdftocairo, SLOT(deleteLater()));
pdftocairo->start();
qDebug() << "Starting";
if(!pdftocairo->waitForStarted())
{
qDebug() << "pdftocairo died";
throw ConvertFailedException();
}
qDebug() << "Started";
if(!pdftocairo->waitForFinished(-1))
{
qDebug() << "pdftocairo failed";
throw ConvertFailedException();
}
}
void ConvertWorker::pdftoPs(QString PaperSize, bool TwoSided, quint32 PageRangeLow, quint32 PageRangeHigh, void ConvertWorker::pdftoPs(QString PaperSize, bool TwoSided, quint32 PageRangeLow, quint32 PageRangeHigh,
QString pdfFileName, QTemporaryFile* tempfile) QString pdfFileName, QTemporaryFile* tempfile)
{ {

3
src/convertworker.h
View file

@ -45,6 +45,9 @@ private:
QString getPopplerShortPaperSize(QString PaperSize); QString getPopplerShortPaperSize(QString PaperSize);
void adjustPageRange(QString PaperSize, quint32 PageRangeLow, quint32 PageRangeHigh,
QString pdfFileName, QTemporaryFile* tempfile);
void pdftoPs(QString PaperSize, bool TwoSided, quint32 PageRangeLow, quint32 PageRangeHigh, void pdftoPs(QString PaperSize, bool TwoSided, quint32 PageRangeLow, quint32 PageRangeHigh,
QString pdfFileName, QTemporaryFile* tempfile); QString pdfFileName, QTemporaryFile* tempfile);