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/*
common/inifile.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_INIFILE_H__
#define __INCLUDED_FILESYSTEM_INIFILE_H__
#include <string>
#include <fstream>
#include "math/vector3f.h"
#include "math/color.h"
#include "filesystem/file.h"
namespace filesystem {
/// a class to read .ini files
/** The IniFile class provides functions to read .ini files. A .ini file
* consists of one or more [section] headers followed by one or more key=value
* pairs. Lines starting with # or ; are considered comments
*/
class IniFile {
public:
IniFile();
~IniFile();
/// open the file for reading
/** the filename will get the "ini/" prefix and ".ini" suffix
*/
bool open(std::string const & name);
/// parse one line, returns false on end-of-file
bool getline();
/// current section label
inline std::string section() const {
return section_current;
}
/// current key
inline std::string key() const {
return key_current;
}
/// current value
inline std::string value() const {
return value_current;
}
/// 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);
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_vector3f(const char * keylabel, math::Vector3f & v);
bool got_key_bool(const char * keylabel, bool & b);
inline unsigned int line() const {
return line_number;
}
/// print a default unkown value error
void unknown_value() const;
/// print a default unkown key error
void unkown_key() const;
/// print a default unkown section error
void unknown_section() const;
/// return true of the ini file is open for reading
inline bool is_open() { return inifile_ifs.is_open(); }
/// current filename
inline std::string const & name() const {return inifile_name; }
/// close the file
void close();
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;
std::ifstream inifile_ifs;
std::string inifile_name;
};
}
#endif // __INCLUDED_FILESYSTEM_INIFILE_H__
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