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Redacting whole pages

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Jakub Melka
2020-12-27 17:44:53 +01:00
parent 890b5e0e1c
commit 0c6903d5b8
6 changed files with 365 additions and 0 deletions
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43
Pdf4QtViewerPlugins/RedactPlugin/redactplugin.cpp
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@ -16,8 +16,11 @@
// along with Pdf4Qt. If not, see <https://www.gnu.org/licenses/>.
#include "redactplugin.h"
#include "selectpagestoredactdialog.h"
#include "pdfdrawwidget.h"
#include "pdfadvancedtools.h"
#include "pdfdocumentbuilder.h"
#include <QAction>
@ -60,6 +63,9 @@ void RedactPlugin::setWidget(pdf::PDFWidget* widget)
toolManager->addTool(redactRectangleTool);
toolManager->addTool(redactTextTool);
connect(m_actionRedactPage, &QAction::triggered, this, &RedactPlugin::onRedactPageTriggered);
connect(m_actionCreateRedactedDocument, &QAction::triggered, this, &RedactPlugin::onCreateRedactedDocumentTriggered);
updateActions();
}
@ -84,4 +90,41 @@ void RedactPlugin::updateActions()
m_actionCreateRedactedDocument->setEnabled(m_document);
}
void RedactPlugin::onRedactPageTriggered()
{
pdfplugin::SelectPagesToRedactDialog dialog(m_document->getCatalog()->getPageCount(), m_widget->getDrawWidget()->getCurrentPages(), m_widget);
if (dialog.exec() == QDialog::Accepted)
{
std::vector<pdf::PDFInteger> selectedPages = dialog.getSelectedPages();
if (selectedPages.empty())
{
// Jakub Melka: no pages are selected, just return
return;
}
pdf::PDFDocumentModifier modifier(m_document);
for (pdf::PDFInteger pageIndex : selectedPages)
{
const pdf::PDFPage* page = m_document->getCatalog()->getPage(pageIndex - 1);
pdf::PDFObjectReference pageReference = page->getPageReference();
pdf::PDFObjectReference annotation = modifier.getBuilder()->createAnnotationRedact(pageReference, page->getMediaBox(), Qt::black);
modifier.getBuilder()->updateAnnotationAppearanceStreams(annotation);
}
modifier.markAnnotationsChanged();
if (modifier.finalize())
{
emit m_widget->getToolManager()->documentModified(pdf::PDFModifiedDocument(modifier.getDocument(), nullptr, modifier.getFlags()));
}
}
}
void RedactPlugin::onCreateRedactedDocumentTriggered()
{
}
}