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Issue #108: Add accessibility options in pdf reader

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This commit is contained in:
Jakub Melka
2023-11-18 18:52:18 +01:00
parent 2408c61b5f
commit 6f6ddaab04
23 changed files with 600 additions and 89 deletions
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21
Pdf4QtViewer/pdfprogramcontroller.cpp
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@ -141,6 +141,10 @@ std::vector<QAction*> PDFActionManager::getRenderingOptionActions() const
RenderOptionIgnoreOptionalContentSettings,
RenderOptionDisplayAnnotations,
RenderOptionInvertColors,
RenderOptionGrayscale,
RenderOptionBitonal,
RenderOptionHighContrast,
RenderOptionCustomColors,
RenderOptionShowTextBlocks,
RenderOptionShowTextLines
});
@ -249,7 +253,11 @@ void PDFActionManager::initActions(QSize iconSize, bool initializeStampActions)
setUserData(RenderOptionSmoothPictures, pdf::PDFRenderer::SmoothImages);
setUserData(RenderOptionIgnoreOptionalContentSettings, pdf::PDFRenderer::IgnoreOptionalContent);
setUserData(RenderOptionDisplayAnnotations, pdf::PDFRenderer::DisplayAnnotations);
setUserData(RenderOptionInvertColors, pdf::PDFRenderer::InvertColors);
setUserData(RenderOptionInvertColors, pdf::PDFRenderer::ColorAdjust_Invert);
setUserData(RenderOptionGrayscale, pdf::PDFRenderer::ColorAdjust_Grayscale);
setUserData(RenderOptionBitonal, pdf::PDFRenderer::ColorAdjust_Bitonal);
setUserData(RenderOptionHighContrast, pdf::PDFRenderer::ColorAdjust_HighContrast);
setUserData(RenderOptionCustomColors, pdf::PDFRenderer::ColorAdjust_CustomColors);
setUserData(RenderOptionShowTextBlocks, pdf::PDFRenderer::DebugTextBlocks);
setUserData(RenderOptionShowTextLines, pdf::PDFRenderer::DebugTextLines);
@ -1051,8 +1059,17 @@ void PDFProgramController::onActionRenderingOptionTriggered(bool checked)
Q_ASSERT(action);
pdf::PDFRenderer::Features features = m_settings->getFeatures();
features.setFlag(static_cast<pdf::PDFRenderer::Feature>(action->data().toInt()), checked);
pdf::PDFRenderer::Feature affectedFeature = static_cast<pdf::PDFRenderer::Feature>(action->data().toInt());
pdf::PDFRenderer::Features colorFeatures = pdf::PDFRenderer::getColorFeatures();
if (colorFeatures.testFlag(affectedFeature) && checked)
{
features = features & ~colorFeatures;
}
features.setFlag(affectedFeature, checked);
m_settings->setFeatures(features);
updateRenderingOptionActions();
}
void PDFProgramController::performSaveAs()