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/**************************************************************************
* *
* Regina - A Normal Surface Theory Calculator *
* Computational Engine *
* *
* Copyright (c) 1999-2008, 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 nxmlsurfacereader.h
* \brief Deals with parsing XML data for normal surface lists.
*/
#ifndef __NXMLSURFACEREADER_H
#ifndef __DOXYGEN
#define __NXMLSURFACEREADER_H
#endif
#include "packet/nxmlpacketreader.h"
#include "surfaces/nnormalsurfacelist.h"
namespace regina {
/**
* \weakgroup surfaces
* @{
*/
/**
* An XML element reader that reads a single normal surface.
*
* \ifacespython Not present.
*/
class NXMLNormalSurfaceReader : public NXMLElementReader {
private:
NNormalSurface* surface;
/**< The normal surface currently being read. */
NTriangulation* tri;
/**< The triangulation in which this surface lives. */
int flavour;
/**< The flavour of coordinate system used by this surface. */
long vecLen;
/**< The length of corresponding normal surface vector. */
std::string name;
/**< The optional name associated with this normal surface. */
public:
/**
* Creates a new normal surface reader.
*
* @param newTri the triangulation in which this normal surface lives.
* @param newFlavour the flavour of coordinate system used by
* this normal surface.
*/
NXMLNormalSurfaceReader(NTriangulation* newTri, int newFlavour);
/**
* Returns the normal surface that has been read.
*
* @return the newly allocated normal surface, or 0 if an error
* occurred.
*/
NNormalSurface* getSurface();
virtual void startElement(const std::string& tagName,
const regina::xml::XMLPropertyDict& tagProps,
NXMLElementReader* parentReader);
virtual void initialChars(const std::string& chars);
virtual NXMLElementReader* startSubElement(
const std::string& subTagName,
const regina::xml::XMLPropertyDict& subTagProps);
};
/**
* An XML packet reader that reads a single normal surface list.
*
* \pre The parent XML element reader is in fact an
* NXMLTriangulationReader.
*
* \ifacespython Not present.
*/
class NXMLNormalSurfaceListReader : public NXMLPacketReader {
private:
NNormalSurfaceList* list;
/**< The normal surface list currently being read. */
NTriangulation* tri;
/**< The triangulation in which these normal surfaces live. */
public:
/**
* Creates a new normal surface list reader.
*
* @param newTri the triangulation in which these normal surfaces
* live.
*/
NXMLNormalSurfaceListReader(NTriangulation* newTri);
virtual NPacket* getPacket();
virtual NXMLElementReader* startContentSubElement(
const std::string& subTagName,
const regina::xml::XMLPropertyDict& subTagProps);
virtual void endContentSubElement(const std::string& subTagName,
NXMLElementReader* subReader);
};
/*@}*/
// Inline functions for NXMLNormalSurfaceReader
inline NXMLNormalSurfaceReader::NXMLNormalSurfaceReader(
NTriangulation* newTri, int newFlavour) : surface(0), tri(newTri),
flavour(newFlavour), vecLen(-1) {
}
inline NNormalSurface* NXMLNormalSurfaceReader::getSurface() {
return surface;
}
// Inline functions for NXMLNormalSurfaceListReader
inline NXMLNormalSurfaceListReader::NXMLNormalSurfaceListReader(
NTriangulation* newTri) : list(0), tri(newTri) {
}
inline NPacket* NXMLNormalSurfaceListReader::getPacket() {
return list;
}
} // namespace regina
#endif
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