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Render tool basics

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Jakub Melka
2020-10-26 19:28:56 +01:00
parent 584a992da6
commit 428e5dc2ad
6 changed files with 251 additions and 40 deletions
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87
PdfForQtLib/sources/pdfrenderer.cpp
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@ -681,64 +681,73 @@ void PDFPageImageExportSettings::setPixelResolution(int pixelResolution)
m_pixelResolution = pixelResolution;
}
bool PDFPageImageExportSettings::validate(QString* errorMessagePtr)
bool PDFPageImageExportSettings::validate(QString* errorMessagePtr, bool validatePageSelection, bool validateFileSettings, bool validateResolution) const
{
QString dummy;
QString& errorMessage = errorMessagePtr ? *errorMessagePtr : dummy;
if (m_directory.isEmpty())
if (validateFileSettings)
{
errorMessage = PDFTranslationContext::tr("Target directory is empty.");
return false;
}
if (m_directory.isEmpty())
{
errorMessage = PDFTranslationContext::tr("Target directory is empty.");
return false;
}
// Check, if target directory exists
QDir directory(m_directory);
if (!directory.exists())
{
errorMessage = PDFTranslationContext::tr("Target directory '%1' doesn't exist.").arg(m_directory);
return false;
}
// Check, if target directory exists
QDir directory(m_directory);
if (!directory.exists())
{
errorMessage = PDFTranslationContext::tr("Target directory '%1' doesn't exist.").arg(m_directory);
return false;
}
if (m_fileTemplate.isEmpty())
{
errorMessage = PDFTranslationContext::tr("File template is empty.");
return false;
}
if (m_fileTemplate.isEmpty())
{
errorMessage = PDFTranslationContext::tr("File template is empty.");
return false;
}
if (!m_fileTemplate.contains("%"))
{
errorMessage = PDFTranslationContext::tr("File template must contain character '%' for page number.");
return false;
if (!m_fileTemplate.contains("%"))
{
errorMessage = PDFTranslationContext::tr("File template must contain character '%' for page number.");
return false;
}
}
// Check page selection
if (m_pageSelectionMode == PageSelectionMode::Selection)
if (validatePageSelection)
{
std::vector<PDFInteger> pages = getPages();
if (pages.empty())
if (m_pageSelectionMode == PageSelectionMode::Selection)
{
errorMessage = PDFTranslationContext::tr("Page list is invalid. It should have form such as '1-12,17,24,27-29'.");
return false;
}
std::vector<PDFInteger> pages = getPages();
if (pages.empty())
{
errorMessage = PDFTranslationContext::tr("Page list is invalid. It should have form such as '1-12,17,24,27-29'.");
return false;
}
if (pages.back() >= PDFInteger(m_document->getCatalog()->getPageCount()))
{
errorMessage = PDFTranslationContext::tr("Page list contains page, which is not in the document (%1).").arg(pages.back());
return false;
if (pages.back() >= PDFInteger(m_document->getCatalog()->getPageCount()))
{
errorMessage = PDFTranslationContext::tr("Page list contains page, which is not in the document (%1).").arg(pages.back());
return false;
}
}
}
if (m_resolutionMode == ResolutionMode::DPI && (m_dpiResolution < getMinDPIResolution() || m_dpiResolution > getMaxDPIResolution()))
if (validateResolution)
{
errorMessage = PDFTranslationContext::tr("DPI resolution should be in range %1 to %2.").arg(getMinDPIResolution()).arg(getMaxDPIResolution());
return false;
}
if (m_resolutionMode == ResolutionMode::DPI && (m_dpiResolution < getMinDPIResolution() || m_dpiResolution > getMaxDPIResolution()))
{
errorMessage = PDFTranslationContext::tr("DPI resolution should be in range %1 to %2.").arg(getMinDPIResolution()).arg(getMaxDPIResolution());
return false;
}
if (m_resolutionMode == ResolutionMode::Pixels && (m_pixelResolution < getMinPixelResolution() || m_pixelResolution > getMaxPixelResolution()))
{
errorMessage = PDFTranslationContext::tr("Pixel resolution should be in range %1 to %2.").arg(getMinPixelResolution()).arg(getMaxPixelResolution());
return false;
if (m_resolutionMode == ResolutionMode::Pixels && (m_pixelResolution < getMinPixelResolution() || m_pixelResolution > getMaxPixelResolution()))
{
errorMessage = PDFTranslationContext::tr("Pixel resolution should be in range %1 to %2.").arg(getMinPixelResolution()).arg(getMaxPixelResolution());
return false;
}
}
return true;