2023-06-02 20:47:37 +02:00
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/*
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* IMarket.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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2023-11-08 17:49:08 +02:00
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#include "../networkPacks/TradeItem.h"
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#include "../constants/Enumerations.h"
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2023-06-02 20:47:37 +02:00
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VCMI_LIB_NAMESPACE_BEGIN
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class CGObjectInstance;
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class DLL_LINKAGE IMarket
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{
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public:
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IMarket();
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virtual ~IMarket() {}
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virtual int getMarketEfficiency() const = 0;
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2023-08-19 20:43:50 +02:00
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virtual bool allowsTrade(EMarketMode mode) const;
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virtual int availableUnits(EMarketMode mode, int marketItemSerial) const; //-1 if unlimited
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2023-11-08 17:49:08 +02:00
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virtual std::vector<TradeItemBuy> availableItemsIds(EMarketMode mode) const;
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2023-06-02 20:47:37 +02:00
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2023-08-19 20:43:50 +02:00
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bool getOffer(int id1, int id2, int &val1, int &val2, EMarketMode mode) const; //val1 - how many units of id1 player has to give to receive val2 units
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std::vector<EMarketMode> availableModes() const;
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2023-06-02 20:47:37 +02:00
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static const IMarket *castFrom(const CGObjectInstance *obj, bool verbose = true);
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};
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VCMI_LIB_NAMESPACE_END
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