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/*
filesystem/inistream.h
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#ifndef __INCLUDED_FILESYSTEM_INISTREAM_H__
#define __INCLUDED_FILESYSTEM_INISTREAM_H__
#include <string>
#include <fstream>
#include "math/vector2f.h"
#include "math/vector3f.h"
#include "math/color.h"
#include "filesystem/filestream.h"
namespace filesystem
{
/**
* @brief a class to read ini streams
* The IniStream class is able to decode the structure of a windows-like .ini file from a text stream.
**/
class IniStream
{
public:
IniStream();
~IniStream();
/// parse one line, returns false on end-of-file
bool getline(std::istream & istream);
/// current section label
inline const std::string & section() const
{
return section_current;
}
/// current key
inline const std::string & key() const
{
return key_current;
}
/// current value
inline const std::string & value() const
{
return value_current;
}
/// current line number
inline unsigned int line() const
{
return line_number;
}
/// true if the last read statement was a section header
bool got_section() const;
/// true if the current section matches
bool in_section(const char *sectionlabel) const;
/// true if the last read statement was a certain section header
bool got_section(const char * sectionlabel) const;
/// true if the last read statement was a key=value pair
bool got_key() const;
bool got_key(const char * keylabel);
/// check if the last read key=value pair matches keylabel and store the value in valuestring
bool got_key_string(const char * keylabel, std::string & valuestring);
/// check if the last read key=value pair matches keylabel and store the value in valuestring, converted to label
bool got_key_label(const char * keylabel, std::string & labelstring);
bool got_key_color(const char * keylabel, math::Color & color);
bool got_key_float(const char * keylabel, float & f);
bool got_key_angle(const char * keylabel, float & f);
bool got_key_long(const char * keylabel, long & l);
bool got_key_vector2f(const char * keylabel, math::Vector2f & v);
/**
* @brief special version that reads 1 or 2 arguments
**/
bool got_key_vector2f_opt(const char * keylabel, math::Vector2f & v);
bool got_key_vector3f(const char * keylabel, math::Vector3f & v);
/**
* @brief special version that reads 1,2 or 3 arguments
**/
bool got_key_vector3f_opt(const char * keylabel, math::Vector3f & v);
bool got_key_bool(const char * keylabel, bool & b);
protected:
void clear();
private:
std::string section_current;
std::string key_current;
std::string value_current;
bool last_read_was_key;
bool last_read_was_section;
unsigned int line_number;
};
}
#endif // __INCLUDED_FILESYSTEM_INISTREAM_H__
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