PDF4QT/Pdf4QtViewerPlugins/AudioBookPlugin/audiobookplugin.cpp

83 lines
2.3 KiB
C++

// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "audiobookplugin.h"
#include <QAction>
namespace pdfplugin
{
AudioBookPlugin::AudioBookPlugin() :
pdf::PDFPlugin(nullptr),
m_createTextStreamAction(nullptr)
{
}
void AudioBookPlugin::setWidget(pdf::PDFWidget* widget)
{
Q_ASSERT(!m_widget);
BaseClass::setWidget(widget);
m_createTextStreamAction = new QAction(QIcon(":/pdfplugins/audiobook/create-text-stream.svg"), tr("Create Text Stream for Audio Book"), this);
m_createTextStreamAction->setObjectName("actionAudioBook_CreateTextStream");
connect(m_createTextStreamAction, &QAction::triggered, this, &AudioBookPlugin::onCreateTextStreamTriggered);
updateActions();
}
void AudioBookPlugin::setDocument(const pdf::PDFModifiedDocument& document)
{
BaseClass::setDocument(document);
if (document.hasReset())
{
m_textFlowEditor.clear();
updateActions();
}
}
std::vector<QAction*> AudioBookPlugin::getActions() const
{
return { m_createTextStreamAction };
}
void AudioBookPlugin::onCreateTextStreamTriggered()
{
Q_ASSERT(m_document);
if (!m_textFlowEditor.isEmpty())
{
return;
}
pdf::PDFDocumentTextFlowFactory factory;
factory.setCalculateBoundingBoxes(true);
pdf::PDFDocumentTextFlow textFlow = factory.create(m_document, pdf::PDFDocumentTextFlowFactory::Algorithm::Auto);
m_textFlowEditor.setTextFlow(std::move(textFlow));
}
void AudioBookPlugin::updateActions()
{
m_createTextStreamAction->setEnabled(m_document);
}
} // namespace pdfplugin