IfcOpenShell/src/ifcgeom_schema_agnostic/IteratorImplementation.h

#ifndef ITERATOR_IMPLEMENTATION_H
#define ITERATOR_IMPLEMENTATION_H

#include "../ifcgeom_schema_agnostic/IfcGeomFilter.h"
#include "../ifcparse/IfcFile.h"
#include "../ifcgeom/IfcGeomIteratorSettings.h"

#include <gp_XYZ.hxx>

#include <boost/function.hpp>

#include <map>
#include <string>

namespace IfcGeom {
	class IteratorImplementation;

	class Element;

	class BRepElement;
}

typedef boost::function4<IfcGeom::IteratorImplementation*, const IfcGeom::IteratorSettings&, IfcParse::IfcFile*, const std::vector<IfcGeom::filter_t>&, int> iterator_fn;

class IteratorFactoryImplementation : public std::map<std::string, iterator_fn> {
public:
	IteratorFactoryImplementation();
	void bind(const std::string& schema_name, iterator_fn fn);
	IfcGeom::IteratorImplementation* construct(const std::string& schema_name, const IfcGeom::IteratorSettings&, IfcParse::IfcFile*, const std::vector<IfcGeom::filter_t>&, int);
};

IteratorFactoryImplementation& iterator_implementations();

namespace IfcGeom {

	class IteratorImplementation {
	public:
		virtual bool initialize() = 0;
		virtual void compute_bounds(bool with_geometry) = 0;
		virtual const gp_XYZ& bounds_min() const = 0;
		virtual const gp_XYZ& bounds_max() const = 0;
		virtual int progress() const = 0;
		virtual const std::string& getUnitName() const = 0;
		virtual double getUnitMagnitude() const = 0;
		virtual IfcParse::IfcFile* file() const = 0;
		virtual IfcUtil::IfcBaseClass* next() = 0;
		virtual Element* get() = 0;
		virtual BRepElement* get_native() = 0;
		virtual const Element* get_object(int id) = 0;
		virtual IfcUtil::IfcBaseClass* create() = 0;
	};

}

#endif