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/* This file is part of the KDE project
Copyright (C) 2012-2013 Inge Wallin <inge@lysator.liu.se>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef ODFTEXTREADER_H
#define ODFTEXTREADER_H
// Qt
#include <QHash>
#include <QString>
// Calligra
#include <KoXmlStreamReader.h>
// this library
#include "koodfreader_export.h"
class OdfTextReaderBackend;
class OdfReaderContext;
/** @brief Read the XML tree of the content of an ODT file.
*
* The OdfTextReader is used to traverse (read) the text contents of
* an ODF file using an XML stream reader. For every XML element that
* the reading process comes across it will call a specific function
* in a backend class: @see OdfTextReaderBackend. The OdfTextReader
* is used as a common way to reat text content and is called from all
* readers for different ODF formats. @see OdtReader, @see OdsReader,
* @see OdpReader.
*/
class KOODFREADER_EXPORT OdfTextReader
{
public:
OdfTextReader();
~OdfTextReader();
// Read all common text level elements like text:p, text:h, draw:frame, etc.
// This is the main entry point for text reading.
void readTextLevelElement(KoXmlStreamReader &reader);
void setBackend(OdfTextReaderBackend *backend);
void setContext(OdfReaderContext *context);
protected:
// All readElement*() are named after the full qualifiedName of
// the element in ODF that they handle.
// ----------------------------------------------------------------
// Text level functions: paragraphs, headings, sections, frames, objects, etc
void readElementOfficeAnnotation(KoXmlStreamReader &reader);
void readElementOfficeAnnotationEnd(KoXmlStreamReader &reader);
void readElementDcCreator(KoXmlStreamReader &reader);
void readElementDcDate(KoXmlStreamReader &reader);
void readElementTextH(KoXmlStreamReader &reader);
void readElementTextP(KoXmlStreamReader &reader);
void readElementTextList(KoXmlStreamReader &reader);
void readElementTextA(KoXmlStreamReader &reader);
void readElementTableTable(KoXmlStreamReader &reader);
void readElementTableTableColumn(KoXmlStreamReader &reader);
void readElementTableTableHeaderRows(KoXmlStreamReader &reader);
void readElementTableTableRow(KoXmlStreamReader &reader);
void readElementTableTableCell(KoXmlStreamReader &reader);
void readElementTableCoveredTableCell(KoXmlStreamReader &reader);
// ----------------------------------------------------------------
// Paragraph level functions: spans, annotations, notes, text content itself, etc.
void readParagraphContents(KoXmlStreamReader &reader);
void readElementTextLineBreak(KoXmlStreamReader &reader);
void readElementTextS(KoXmlStreamReader &reader);
void readElementTextSpan(KoXmlStreamReader &reader);
// ----------------------------------------------------------------
// List level functions: list-item and list header.
void readElementTextListItem(KoXmlStreamReader &reader);
void readElementTextListHeader(KoXmlStreamReader &reader);
// ----------------------------------------------------------------
// Other functions
void readElementTextSoftPageBreak(KoXmlStreamReader &reader);
void readUnknownElement(KoXmlStreamReader &reader);
private:
OdfTextReaderBackend *m_backend;
OdfReaderContext *m_context;
};
#endif // ODFTEXTREADER_H
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