configuration.h

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#ifndef CONFIGURATION_H_
#define CONFIGURATION_H_

#include <sstream>
#include <map>
#include <boost/program_options.hpp>

using namespace boost::program_options;
using std::vector;
using std::string;

namespace AP_LSystem {

enum LSystemCapabilities
{
    LS_0L               = 0x00000001,   
    LS_1LL              = 0x00000002,   
    LS_1LR              = 0x00000004,   
    LS_2L               = 0x00000008,   
    LS_IL               = 0x00000080,   
    LS_DETERMINISTIC    = 0x00000100,   
    LS_STOCHASTIC       = 0x00000200,   
    LS_PARAMETRIC       = 0x00010000,   
};

class Configuration
{
private:
    static Configuration* config;                   

    options_description description;                
    variables_map globalProperties;                 
    std::vector<variables_map> lsystemProperties;   
    std::map<std::string, int> lsystemNameMap;      

    Configuration();

    ~Configuration();
public:
    bool loadCfgFile(string filename);

    void setProperty(const string & prop);

    void setProperty(const string & lsystemID, const string & prop);

    void setProperty(const string & lsystemID, const string & prop, const string & value);

    const int getLSystemIndex( const string & lsystemID );

    const int getLSystemCount();

    const variable_value * getProperty(const string & prop);

    const variable_value * getProperty(const string & lsystemID, const string & prop);


    const variable_value * getProperty(const unsigned int lsystemIndex, const string & prop);

    static Configuration * get();

    const void writeAll( std::basic_ostream<char> &, const string & );
};
}

#endif