Subversion Repositories spk

/*
  this is the main class of the encoder/decoder
  it has all the methods you need to load/write/convert the bob/bod data
  
  I was inspired by document object model (DOM) from W3C - hence the 
  bob_dom prefix in most of classes
*/

#ifndef BOB_DOM_INCLUDED
#define BOB_DOM_INCLUDED

#include "bob_dom_cut.h"
#include "bob_dom_bob.h"

#include "settings.h"

#include <stdarg.h>

class bob_dom_document
{
        public:
                enum ErrorCode
                {
                        // BOB converter
                        E_BadHeader,
                        E_BadEndHeader,
                        E_Error,
                        E_NoError,
                        E_MoreData,
                        E_NotEnoughData,
                        E_NoStatFormat,
                        E_FormatUserWarning,
                        E_UnkPointFlags,
                        E_PointNotFound,
                        E_BadVersion
                };
                
                enum ErrorSeverity
                {
                        _S_OK = 0,
                        S_Warning,
                        S_Error
                };
                
                enum ErrorFacility
                {
                        F_BOBLoader,
                        F_StatLoader
                };
                
                struct Error
                {
                        int code;
                        char text[255];
                        
                        void makeCode(ErrorFacility f, ErrorSeverity s, ErrorCode e)
                        {
                                code=s << 24;
                                code|=f << 16;
                                code|=e;
                        }
                        
                        ErrorSeverity severity() const { return (ErrorSeverity)(code >> 24); }
                        ErrorFacility facility() const { return (ErrorFacility)((code >> 16) & 0xff); }
                        bool failed() const { return (severity() & S_Error) > 0; }
                        bool warning() const { return (severity() & S_Warning) > 0; }
                        bool succeeded() const { return (severity() & _S_OK) == 0; }
                        
                        ErrorCode getCode() const { return (ErrorCode)(code & 0xFFFF); }
                };
                
        private:
                typedef ext::list<Error*> ErrorList;
                
                const Settings *settings;
                
                void error(ErrorFacility facility, ErrorSeverity severity, ErrorCode code, const char *format, ...);
                void verror(ErrorFacility facility, ErrorSeverity severity, ErrorCode code, const char *format, va_list ap);
                void vbob_error(bob_error_severity severity, bob_error_codes code, const char *format, va_list ap);
                void bob_error(bob_error_severity severity, bob_error_codes code, const char *format, ...);
                void ini_error(Settings::ErrorType type, Settings::ErrorCodes code, const char *msg);
                
        public:
                typedef ErrorList::iterator ErrorIterator;
                
                bob_dom_bob *bob;
                bob_dom_cut *cut;
                ErrorList errors;
                
                bob_dom_document(const Settings *settings) { this->settings=settings; bob=0; cut=0; }
                ~bob_dom_document() { delete bob; delete cut; clearErrors(); }
                
                void clearErrors() 
                { 
                        for(ErrorIterator &it=errors.begin(); it!=errors.end(); ++it){
                                delete *it;
                        }
                        errors.clear(); 
                }
                
                bool fromFile(ibinaryfilestream& is);
                
                bool convert(ibinaryfilestream& is, otextfilestream& os);
                
                bool toFile(obinaryfilestream& os);
                bool toFile(otextfilestream& os);
                
};


#endif // !defined(BOB_DOM_INCLUDED)