Configurator.h

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/* ========================================================================
 * Copyright (c) 2006,
 * Institute for Computer Graphics and Vision
 * Graz University of Technology
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
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 * its contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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 * ========================================================================
 * PROJECT: OpenTracker
 * ======================================================================== */
/* ======================================================================= */

#ifndef CONFIGURATOR_HH
#define CONFIGURATOR_HH
#include <string>
#include "../dllinclude.h"

namespace ot 
{

    class Context;
    class ThreadContext;
    class ConfigurationThread;
    enum ContextType {
        NORMAL = 0,
        THREAD = 1
    };

    class OPENTRACKER_API Configurator {
    public:
        typedef void (*ModuleInitFunc) (Context *, void * data);
         
    protected:
        struct MIFunctor{
            ModuleInitFunc function;
            void * data;
            //MIFunctor(ModuleInitFunc f, void * d):function(f), data(d){};
        };
    public:
        typedef std::map<std::string, MIFunctor> Registry;
    protected:
        static Registry initFunctions;
        static Configurator * self;
        Context * ctx;
        bool isDefaultContext;

        ConfigurationThread * thread;

        static void doInitialization(Context & newctx);
      
        Configurator(int ctx_type = NORMAL);
    public:
        

        static Configurator * instance(int ctx_type = NORMAL);
        virtual ~Configurator();

        Context * getContext();
        
        void parseConfigurationString(std::string configString);
        void changeConfiguration(std::string configString);
        void changeConfigurationFile(const char* xmlstring);
        void changeConfigurationString(const char* xmlstring);

        void runConfigurationThread(const char * filename);

        static void addModuleInit(const char * name, ModuleInitFunc func, void * data);
        static void loadModule(Context & newctx, const char * module);
        friend OPENTRACKER_API void initializeContext(Context *, void *);
    };

}


#endif //CONFIGURATOR_HH



/* 
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