vmap/libs/entityxml.h
2020-11-17 12:16:16 +01:00

98 lines
2.5 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if !defined( INCLUDED_ENTITYXML_H )
#define INCLUDED_ENTITYXML_H
#include "ientity.h"
#include "xml/ixml.h"
#include "xml/xmlelement.h"
class entity_import : public XMLImporter
{
Entity& m_entity;
public:
entity_import( Entity& entity )
: m_entity( entity ){
}
void pushElement( const XMLElement& element ){
if ( strcmp( element.name(), "epair" ) == 0 ) {
m_entity.setKeyValue( element.attribute( "key" ), element.attribute( "value" ) );
}
}
void popElement( const char* name ){
}
std::size_t write( const char* data, std::size_t length ){
return length;
}
};
class entity_export : public XMLExporter
{
class ExportXMLVisitor : public Entity::Visitor
{
XMLImporter& m_importer;
public:
ExportXMLVisitor( XMLImporter& importer ) : m_importer( importer ){
}
void visit( const char* key, const char* value ){
StaticElement element( "epair" );
element.insertAttribute( "key", key );
element.insertAttribute( "value", value );
m_importer.pushElement( element );
m_importer.popElement( element.name() );
}
};
const Entity& m_entity;
public:
entity_export( const Entity& entity ) : m_entity( entity ){
}
void exportXML( XMLImporter& observer ){
ExportXMLVisitor visitor( observer );
m_entity.forEachKeyValue( visitor );
}
};
inline void entity_copy( Entity& entity, const Entity& other ){
entity_export exporter( other );
entity_import importer( entity );
exporter.exportXML( importer );
}
template<typename EntityType>
class EntityConstruction
{
public:
typedef EntityClass* type;
static type get( const EntityType& entity ){
return &entity.getEntity().getEntityClass();
}
static void copy( EntityType& entity, const EntityType& other ){
entity_copy( entity.getEntity(), other.getEntity() );
}
};
#endif