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

* *

* 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 IFCUTIL_H

#define IFCUTIL_H

#include <string>

#include <vector>

#include <sstream>

#include "../ifcparse/SharedPointer.h"

#ifdef USE_IFC4

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

#else

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

#endif

class IfcAbstractEntity;

//typedef SHARED_PTR<IfcAbstractEntity> IfcAbstractEntityPtr;

typedef IfcAbstractEntity* IfcAbstractEntityPtr;

class IfcEntityList;

typedef SHARED_PTR<IfcEntityList> IfcEntities;

class Argument;

//typedef SHARED_PTR<Argument> ArgumentPtr;

typedef Argument* ArgumentPtr;

template <class F, class T>

inline T* reinterpret_pointer_cast(F* from) {

return (T*)from;

//SHARED_PTR<void> v = std::tr1::static_pointer_cast<void,F>(from);

//return std::tr1::static_pointer_cast<T,void>(v);

}

namespace IfcUtil {

enum ArgumentType {

Argument_INT, Argument_BOOL, Argument_DOUBLE, Argument_STRING, Argument_VECTOR_INT, Argument_VECTOR_DOUBLE, Argument_VECTOR_STRING, Argument_ENTITY, Argument_ENTITY_LIST, Argument_ENTITY_LIST_LIST, Argument_ENUMERATION, Argument_DERIVED, Argument_UNKNOWN

};

}

namespace IfcUtil {

class IfcBaseClass {

public:

IfcAbstractEntityPtr entity;

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

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

};

class IfcBaseEntity : public IfcBaseClass {

public:

virtual unsigned int getArgumentCount() const = 0;

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

virtual ArgumentPtr getArgument(unsigned int i) const = 0;

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

};

//typedef SHARED_PTR<IfcBaseClass> IfcSchemaEntity;

typedef IfcBaseClass* IfcSchemaEntity;

}

template <class T>

class IfcTemplatedEntityList;

class IfcEntityList {

std::vector<IfcUtil::IfcSchemaEntity> ls;

public:

typedef std::vector<IfcUtil::IfcSchemaEntity>::const_iterator it;

IfcEntities getInverse(IfcSchema::Type::Enum c = IfcSchema::Type::ALL);

IfcEntities getInverse(IfcSchema::Type::Enum c, int i, const std::string& a);

void push(IfcUtil::IfcSchemaEntity l);

void push(IfcEntities l);

it begin();

it end();

IfcUtil::IfcSchemaEntity operator[] (int i);

int Size() const;

template <class U>

typename U::list as() {

typename U::list r(new IfcTemplatedEntityList<U>());

for ( it i = begin(); i != end(); ++ i ) if ((*i)->is(U::Class())) r->push((U*)*i);

return r;

}

};

template <class T>

class IfcTemplatedEntityList {

std::vector<T*> ls;

public:

typedef typename std::vector<T*>::const_iterator it;

inline void push(T* t) {if (t) ls.push_back(t);}

inline void push(SHARED_PTR< IfcTemplatedEntityList<T> > t) { for ( typename T::it it = t->begin(); it != t->end(); ++it ) push(*it); }

inline it begin() { return ls.begin(); }

inline it end() { return ls.end(); }

inline unsigned int Size() const { return (unsigned int) ls.size(); }

IfcEntities generalize() {

IfcEntities r (new IfcEntityList());

for ( it i = begin(); i != end(); ++ i ) r->push(*i);

return r;

}

template <class U>

typename U::list as() {

typename U::list r(new IfcTemplatedEntityList<U>());

for ( it i = begin(); i != end(); ++ i ) if ((*i)->is(U::Class())) r->push(*i);

return r;

}

};

namespace IfcUtil {

class IfcAbstractSelect : public IfcBaseClass {

public:

typedef SHARED_PTR< IfcTemplatedEntityList<IfcAbstractSelect> > list;

typedef IfcTemplatedEntityList<IfcAbstractSelect>::it it;

typedef IfcAbstractSelect* ptr;

virtual bool isSimpleType() = 0;

};

class IfcEntitySelect : public IfcAbstractSelect {

public:

typedef IfcEntitySelect* ptr;

IfcEntitySelect(IfcSchemaEntity b);

IfcEntitySelect(IfcAbstractEntityPtr e);

~IfcEntitySelect();

bool is(IfcSchema::Type::Enum v) const;

IfcSchema::Type::Enum type() const;

bool isSimpleType();

};

class IfcArgumentSelect : public IfcAbstractSelect {

IfcSchema::Type::Enum _type;

ArgumentPtr arg;

public:

typedef IfcArgumentSelect* ptr;

IfcArgumentSelect(IfcSchema::Type::Enum t, ArgumentPtr a);

~IfcArgumentSelect();

ArgumentPtr wrappedValue();

bool is(IfcSchema::Type::Enum v) const;

IfcSchema::Type::Enum type() const;

bool isSimpleType();

};

}

namespace IfcParse {

class IfcFile;

}

class Argument {

public:

//void* file;

//public:

virtual operator int() const = 0;

virtual operator bool() const = 0;

virtual operator double() const = 0;

virtual operator std::string() const = 0;

virtual operator std::vector<double>() const = 0;

virtual operator std::vector<int>() const = 0;

virtual operator std::vector<std::string>() const = 0;

virtual operator IfcUtil::IfcSchemaEntity() const = 0;

//virtual operator IfcUtil::IfcAbstractSelect::ptr() const = 0;

virtual operator IfcEntities() const = 0;

virtual unsigned int Size() const = 0;

virtual ArgumentPtr operator [] (unsigned int i) const = 0;

virtual std::string toString(bool upper=false) const = 0;

virtual bool isNull() const = 0;

virtual ~Argument() {};

};

class IfcAbstractEntity {

public:

IfcParse::IfcFile* file;

virtual IfcEntities getInverse(IfcSchema::Type::Enum c = IfcSchema::Type::ALL) = 0;

virtual IfcEntities getInverse(IfcSchema::Type::Enum c, int i, const std::string& a) = 0;

virtual std::string datatype() = 0;

virtual ArgumentPtr getArgument (unsigned int i) = 0;

virtual unsigned int getArgumentCount() = 0;

virtual ~IfcAbstractEntity() {};

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

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

virtual std::string toString(bool upper=false) = 0;

virtual unsigned int id() = 0;

virtual bool isWritable() = 0;

};

class Logger {

public:

typedef enum { LOG_NOTICE, LOG_WARNING, LOG_ERROR } Severity;

private:

static std::ostream* log1;

static std::ostream* log2;

static std::stringstream log_stream;

static Severity verbosity;

static const char* severity_strings[];

public:

/// Determines to what stream respectively progress and errors are logged

static void SetOutput(std::ostream* l1, std::ostream* l2);

/// Determines the types of log messages to get logged

static void Verbosity(Severity v);

static Severity Verbosity();

/// Log a message to the output stream

static void Message(Severity type, const std::string& message, const IfcAbstractEntityPtr entity=0);

static void Status(const std::string& message, bool new_line=true);

static void ProgressBar(int progress);

static std::string GetLog();

};

#endif