Issue #118: First part of splitting

Pdf4QtLibCore/sources/pdfdocumenttextfloweditormodel.h

@@ -0,0 +1,82 @@
+//    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 PDFDOCUMENTTEXTFLOWEDITORMODEL_H
+#define PDFDOCUMENTTEXTFLOWEDITORMODEL_H
+
+#include "pdfglobal.h"
+#include "pdfutils.h"
+
+#include <QAbstractTableModel>
+
+namespace pdf
+{
+class PDFDocumentTextFlowEditor;
+
+class PDF4QTLIBSHARED_EXPORT PDFDocumentTextFlowEditorModel : public QAbstractTableModel
+{
+    Q_OBJECT
+
+private:
+    using BaseClass = QAbstractTableModel;
+
+public:
+    PDFDocumentTextFlowEditorModel(QObject* parent);
+    virtual ~PDFDocumentTextFlowEditorModel() override;
+
+    enum Column
+    {
+        ColumnPageNo,
+        ColumnType,
+        ColumnState,
+        ColumnText,
+        ColumnLast
+    };
+
+    virtual int rowCount(const QModelIndex& parent) const override;
+    virtual int columnCount(const QModelIndex& parent) const override;
+    virtual QVariant data(const QModelIndex& index, int role) const override;
+    virtual bool setData(const QModelIndex& index, const QVariant& value, int role) override;
+    virtual Qt::DropActions supportedDropActions() const override;
+    virtual Qt::DropActions supportedDragActions() const override;
+    virtual Qt::ItemFlags flags(const QModelIndex& index) const override;
+    virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+
+    PDFDocumentTextFlowEditor* getEditor() const;
+    void setEditor(PDFDocumentTextFlowEditor* editor);
+
+    void beginFlowChange();
+    void endFlowChange();
+
+    void clear();
+    void setSelectionActivated(bool activate);
+    void selectByRectangle(QRectF rectangle);
+    void selectByContainedText(QString text);
+    void selectByRegularExpression(const QRegularExpression& expression);
+    void selectByPageIndices(const pdf::PDFClosedIntervalSet& indices);
+    void restoreOriginalTexts();
+    void moveSelectionUp();
+    void moveSelectionDown();
+    void notifyDataChanged();
+
+private:
+    PDFDocumentTextFlowEditor* m_editor;
+};
+
+}   // namespace pdf
+
+#endif // PDFDOCUMENTTEXTFLOWEDITORMODEL_H