research.h

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/***************************************************************************
                          research.h  -  description
                             -------------------
    begin                : Tue Jan 23 2001
    copyright            : (C) 2001 by Martin Bickel
    email                : bickel@asc-hq.org
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/


#ifndef researchH
 #define researchH

 #include <cstring>
 #include <map>

 #include "loki/Functor.h"
 #include "loki/Typelist.h"

 #include "basestreaminterface.h"
 #include "basictypes.h"
 #include "typen.h"


class Research;
class Technology;
class Building;
class Vehicle;
class VehicleType;
class GameMap;

enum ResearchAvailabilityStatus { Researched, Available, UnavailableNow, NeverAvailable };


class TechDependency: public LoadableItemType {
     typedef vector<IntRange> RequiredTechnologies;
     RequiredTechnologies blockingTechnologies;
     
     RequiredTechnologies requiredTechnologies;
     bool         requireAllListedTechnologies;
     
     static bool eventually_available_single( const Research& res, list<const Technology*>* dependencies, list<int>& stack, int id );
   public:
     TechDependency(){ requireAllListedTechnologies = true; };

     bool available( const Research& research ) const;
     typedef Loki::Functor<bool, LOKI_TYPELIST_1(int) > CheckTechAvailabilityFunctor;
     ResearchAvailabilityStatus available( CheckTechAvailabilityFunctor checkTechAvailability ) const;

     bool eventually_available( const Research& res, list<const Technology*>* dependencies ) const;
     bool eventually_available( const Research& res, list<const Technology*>* dependencies, list<int>& stack ) const;


     ASCString showDebug( const Research& research ) const;
     
     void read ( tnstream& stream );
     void write ( tnstream& stream ) const;
     void runTextIO ( PropertyContainer& pc);
     bool empty() const { return requiredTechnologies.size() == 0; } ;

     void writeTreeOutput ( const ASCString& sourceTechName, tnstream& stream, bool reduce ) const;

     void writeInvertTreeOutput ( const Technology* tech,   tnstream& stream, vector<int>& history, vector<pair<int,int> >& blockedPrintList, const vector<IntRange>* onlyWithBaseTechs = NULL ) const;

     void writeInvertTreeOutput ( const ASCString techName, tnstream& stream, vector<int>& history, vector<pair<int,int> >& blockedPrintList, const vector<IntRange>* onlyWithBaseTechs = NULL ) const;

     int findInheritanceLevel( int id, vector<int>& stack, const ASCString& sourceTechName ) const;
};

class TechAdapter: public LoadableItemType {
     ASCString name;
   public:
     TechDependency techDependency;

     TechAdapter();
     bool available( const Research& research ) const;
     const ASCString& getName() const { return name; } ;

     void read ( tnstream& stream );
     void write ( tnstream& stream ) const;
     void runTextIO ( PropertyContainer& pc);
};

class TechAdapterDependency {
   public:
     typedef vector<ASCString> RequiredTechAdapter;
   private:  
     RequiredTechAdapter requiredTechAdapter;
     bool         requireAllListedTechAdapter;
   public:
     TechAdapterDependency();
     bool available( const Research& research ) const;
     ASCString showDebug( const Research& research ) const;

     void read ( tnstream& stream );
     void write ( tnstream& stream ) const;
     void runTextIO ( PropertyContainer& pc, const ASCString& defaultTechAdapter = "");

     void writeInvertTreeOutput ( const ASCString& tech, tnstream& stream, const vector<IntRange>* onlyWithBaseTechs = NULL ) const;
     
     const RequiredTechAdapter& listAdapters() const { return requiredTechAdapter; };
};


 class  Technology: public LoadableItemType {
   public:
     Technology();

     void*        icon;
     ASCString    infotext;

     int          id;
     vector<int> secondaryIDs;


     int          researchpoints;

     ASCString    name;
     int          techlevel;
     int          relatedUnitID;

     bool         requireEvent;

     TechDependency techDependency;


     typedef vector<IntRange> BlockingOtherTechnologies;
     BlockingOtherTechnologies blockingOtherTechnologies;

     bool eventually_available( const Research& res, list<const Technology*>* dependencies ) const;
     bool eventually_available( const Research& res, list<const Technology*>* dependencies, list<int>& stack ) const;
     

     void read ( tnstream& stream );
     void write ( tnstream& stream ) const;
     void runTextIO ( PropertyContainer& pc );
};




 class Research {
     friend class DirectResearchCommand;
     GameMap* map;
     int player;

     int ___loadActiveTech;
     bool ___oldVersionLoader;

     int multiplier;
     
   #ifdef karteneditor
   public:
   #endif   

     typedef std::set<ASCString> TriggeredTechAdapter;
     TriggeredTechAdapter triggeredTechAdapter;


     vector<ASCString> predefinedTechAdapter;
   public:

     vector<int> developedTechnologies;

     ASCString listTriggeredTechAdapter() const;

     bool techResearched ( int id ) const;

     int  progress;
     const Technology* activetechnology;

     const Technology* goal;

     void read ( tnstream& stream );
     void write ( tnstream& stream );

     void read_struct ( tnstream& stream, bool merge = false );
     void read_techs ( tnstream& stream, bool merge = false );

     vector<ASCString> evalTechAdapter();
     bool techAdapterAvail( const ASCString& ta ) const;

     void settechlevel ( int techlevel );

     void chainToMap ( GameMap* _map, int _player ) { map = _map; player = _player; };

     vector<ASCString> addanytechnology ( const Technology* tech );

     ResearchAvailabilityStatus techAvailable ( const Technology* tech ) const;

     bool isBlocked( const Technology* tech ) const;

     bool techsAvail;


     int getResearchPerTurn() const;
     int currentTechAvailableIn() const;

     void setMultiplier( int m ) { multiplier = m; };
     int getMultiplier() { return multiplier; };
     
     const vector<ASCString>& getPredefinedTechAdapter() { return predefinedTechAdapter; };
     void setPredefinedTechAdapter( const set<ASCString>& adapter );
     void addPredefinedTechAdapter( const ASCString& techAdapter );
     
     Research ( );
     void clear();
     ~Research ();
 };

 class ContainerBase;
 
extern Resources returnResourcenUseForResearch ( const ContainerBase* bld, int research );
extern Resources returnResourcenUseForResearch ( const ContainerBase* bld );

#endif

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