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/**************************************************************************
* *
* Regina - A Normal Surface Theory Calculator *
* Computational Engine *
* *
* Copyright (c) 1999-2011, Ben Burton *
* For further details contact Ben Burton (bab@debian.org). *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program 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 *
* General Public License for more details. *
* *
* You should have received a copy of the GNU General Public *
* License along with this program; if not, write to the Free *
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, *
* MA 02110-1301, USA. *
* *
**************************************************************************/
/* end stub */
/*! \file algebra/nxmlalgebrareader.h
* \brief Deals with parsing XML data for various algebraic structures.
*/
#ifndef __NXMLALGEBRAREADER_H
#ifndef __DOXYGEN
#define __NXMLALGEBRAREADER_H
#endif
#include "regina-core.h"
#include "algebra/nabeliangroup.h"
#include "algebra/ngrouppresentation.h"
#include "file/nxmlelementreader.h"
namespace regina {
/**
* \weakgroup algebra
* @{
*/
/**
* An XML element reader that reads a single abelian group.
* An abelian group is generally contained within an
* <tt>\<abeliangroup\></tt> ... <tt>\</abeliangroup\></tt> pair.
*
* \ifacespython Not present.
*/
class REGINA_API NXMLAbelianGroupReader : public NXMLElementReader {
private:
NAbelianGroup* group;
/**< The abelian group currently being read. */
public:
/**
* Creates a new abelian group reader.
*/
NXMLAbelianGroupReader();
/**
* Returns the newly allocated abelian group that has been read by
* this element reader.
*
* @return the group that has been read, or 0 if an error occurred.
*/
virtual NAbelianGroup* getGroup();
virtual void startElement(const std::string& tagName,
const regina::xml::XMLPropertyDict& tagProps,
NXMLElementReader* parentReader);
virtual void initialChars(const std::string& chars);
};
/**
* An XML element reader that reads a single group presentation.
* A group presentation is generally contained within a
* <tt>\<group\></tt> ... <tt>\</group\></tt> pair.
*
* \ifacespython Not present.
*/
class REGINA_API NXMLGroupPresentationReader : public NXMLElementReader {
private:
NGroupPresentation* group;
/**< The group presentation currently being read. */
public:
/**
* Creates a new group presentation reader.
*/
NXMLGroupPresentationReader();
/**
* Returns the newly allocated group presentation that has been read by
* this element reader.
*
* @return the group that has been read, or 0 if an error occurred.
*/
virtual NGroupPresentation* getGroup();
virtual void startElement(const std::string& tagName,
const regina::xml::XMLPropertyDict& tagProps,
NXMLElementReader* parentReader);
virtual NXMLElementReader* startSubElement(
const std::string& subTagName,
const regina::xml::XMLPropertyDict& subTagProps);
virtual void endSubElement(const std::string& subTagName,
NXMLElementReader* subReader);
};
/*@}*/
// Inline functions for NXMLAbelianGroupReader
inline NXMLAbelianGroupReader::NXMLAbelianGroupReader() : group(0) {
}
inline NAbelianGroup* NXMLAbelianGroupReader::getGroup() {
return group;
}
// Inline functions for NXMLGroupPresentationReader
inline NXMLGroupPresentationReader::NXMLGroupPresentationReader() : group(0) {
}
inline NGroupPresentation* NXMLGroupPresentationReader::getGroup() {
return group;
}
} // namespace regina
#endif
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