AudioBook Plugin: Initial commit, document text flow adjustments

Pdf4QtViewerPlugins/AudioBookPlugin/AudioBookPlugin.json

@@ -0,0 +1,7 @@
+{
+    "Name" : "AudioBook",
+    "Author" : "Jakub Melka",
+    "Version" : "1.0.0",
+    "License" : "LGPL v3",
+    "Description" : "Convert document to an audio book."
+}

Pdf4QtViewerPlugins/AudioBookPlugin/AudioBookPlugin.pro

@@ -0,0 +1,48 @@
+#    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/>.
+
+TEMPLATE = lib
+DEFINES += AUDIOBOOKPLUGIN_LIBRARY
+
+QT += gui widgets
+
+LIBS += -L$$OUT_PWD/../..
+
+LIBS += -lPdf4QtLib
+
+QMAKE_CXXFLAGS += /std:c++latest /utf-8
+
+INCLUDEPATH += $$PWD/../../Pdf4QtLib/Sources
+
+DESTDIR = $$OUT_PWD/../../pdfplugins
+
+CONFIG += c++11
+
+SOURCES += \
+    audiobookplugin.cpp
+
+HEADERS += \
+    audiobookplugin.h
+
+CONFIG += force_debug_info
+
+DISTFILES += \
+    AudioBookPlugin.json
+
+RESOURCES += \
+    icons.qrc
+

Pdf4QtViewerPlugins/AudioBookPlugin/audiobookplugin.cpp

@@ -0,0 +1,81 @@
+//    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;
+    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

Pdf4QtViewerPlugins/AudioBookPlugin/audiobookplugin.h

@@ -0,0 +1,56 @@
+//    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/>.
+
+#ifndef AUDIOBOOKPLUGIN_H
+#define AUDIOBOOKPLUGIN_H
+
+#include "pdfplugin.h"
+#include "pdfdocumenttextflow.h"
+
+#include <QObject>
+
+namespace pdfplugin
+{
+
+class AudioBookPlugin : public pdf::PDFPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "PDF4QT.AudioBookPlugin" FILE "AudioBookPlugin.json")
+
+private:
+    using BaseClass = pdf::PDFPlugin;
+
+public:
+    AudioBookPlugin();
+
+    virtual void setWidget(pdf::PDFWidget* widget) override;
+    virtual void setDocument(const pdf::PDFModifiedDocument& document) override;
+    virtual std::vector<QAction*> getActions() const override;
+
+private:
+    void onCreateTextStreamTriggered();
+
+    void updateActions();
+
+    QAction* m_createTextStreamAction;
+
+    pdf::PDFDocumentTextFlowEditor m_textFlowEditor;
+};
+
+}   // namespace pdfplugin
+
+#endif // AUDIOBOOKPLUGIN_H

Pdf4QtViewerPlugins/AudioBookPlugin/icons.qrc

@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/pdfplugins/audiobook">
+        <file>create-text-stream.svg</file>
+    </qresource>
+</RCC>

Pdf4QtViewerPlugins/Pdf4QtViewerPlugins.pro

@@ -23,6 +23,7 @@ SUBDIRS += \
     SoftProofingPlugin \
     RedactPlugin \
     OutputPreviewPlugin \
-    ObjectInspectorPlugin
+    ObjectInspectorPlugin \
+    AudioBookPlugin