/********************************************************************************

* *

* This file is part of IfcOpenShell. *

* *

* IfcOpenShell is free software: you can redistribute it and/or modify *

* it under the terms of the Lesser GNU General Public License as published by *

* the Free Software Foundation, either version 3.0 of the License, or *

* (at your option) any later version. *

* *

* IfcOpenShell 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 *

* Lesser GNU General Public License for more details. *

* *

* You should have received a copy of the Lesser GNU General Public License *

* along with this program. If not, see <http://www.gnu.org/licenses/>. *

* *

********************************************************************************/

#ifndef IFCBASECLASS_H

#define IFCBASECLASS_H

#include "ifc_parse_api.h"

#ifdef USE_IFC4

#include "../ifcparse/Ifc4enum.h"

#else

#include "../ifcparse/Ifc2x3enum.h"

#endif

#include "../ifcparse/IfcEntityInstanceData.h"

class Argument;

namespace IfcUtil {

class IFC_PARSE_API IfcBaseClass {

public:

virtual ~IfcBaseClass() {}

IfcEntityInstanceData* entity;

virtual bool is(IfcSchema::Type::Enum v) const = 0;

virtual IfcSchema::Type::Enum type() const = 0;

virtual unsigned int getArgumentCount() const = 0;

virtual IfcUtil::ArgumentType getArgumentType(unsigned int i) const = 0;

virtual IfcSchema::Type::Enum getArgumentEntity(unsigned int i) const = 0;

virtual Argument* getArgument(unsigned int i) const = 0;

virtual const char* getArgumentName(unsigned int i) const = 0;

template <class T>

T* as() {

return is(T::Class())

? static_cast<T*>(this)

: static_cast<T*>(0);

}

template <class T>

const T* as() const {

return is(T::Class())

? static_cast<const T*>(this)

: static_cast<const T*>(0);

}

};

class IFC_PARSE_API IfcBaseEntity : public IfcBaseClass {

public:

Argument* getArgumentByName(const std::string& name) const;

std::vector<std::string> getAttributeNames() const;

std::vector<std::string> getInverseAttributeNames() const;

unsigned id() const { return entity->id(); }

};

// TODO: Investigate whether these should be template classes instead

class IFC_PARSE_API IfcBaseType : public IfcBaseEntity {

public:

unsigned int getArgumentCount() const;

Argument* getArgument(unsigned int i) const;

const char* getArgumentName(unsigned int i) const;

IfcSchema::Type::Enum getArgumentEntity(unsigned int /*i*/) const { return IfcSchema::Type::UNDEFINED; }

};

}

#endif