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88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
/*
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* UpgradeInfo.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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#include "../lib/constants/EntityIdentifiers.h"
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#include "../lib/ResourceSet.h"
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#include <boost/container/small_vector.hpp>
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VCMI_LIB_NAMESPACE_BEGIN
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class DLL_LINKAGE UpgradeInfo
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{
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public:
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UpgradeInfo() = delete;
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UpgradeInfo(CreatureID base)
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: oldID(base), isAvailable(true)
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{
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}
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CreatureID oldID; //creature to be upgraded
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const boost::container::small_vector<CreatureID, 4> & getAvailableUpgrades() const
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{
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static const boost::container::small_vector<CreatureID, 4> emptyUpgrades;
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return (isAvailable && !upgradesIDs.empty()) ? upgradesIDs : emptyUpgrades;
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}
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const CreatureID & getUpgrade() const
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{
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return upgradesIDs.back();
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}
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const ResourceSet & getUpgradeCostsFor(CreatureID id) const
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{
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auto idIt = std::find(upgradesIDs.begin(), upgradesIDs.end(), id);
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assert(idIt != upgradesIDs.end());
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return upgradesCosts[std::distance(upgradesIDs.begin(), idIt)];
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}
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const boost::container::small_vector<ResourceSet, 4> & getAvailableUpgradeCosts() const
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{
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static const boost::container::small_vector<ResourceSet, 4> emptyCosts;
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return (isAvailable && !upgradesCosts.empty()) ? upgradesCosts : emptyCosts;
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}
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const ResourceSet & getUpgradeCosts() const
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{
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return upgradesCosts.back();
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}
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bool canUpgrade() const
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{
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return !upgradesIDs.empty() && isAvailable;
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}
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bool hasUpgrades() const
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{
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return !upgradesIDs.empty();
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}
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// Adds a new upgrade and ensures alignment and sorted order
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void addUpgrade(const CreatureID & upgradeID, const Creature * creature, int costPercentageModifier = 100);
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auto size() const
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{
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return upgradesIDs.size();
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}
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private:
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boost::container::small_vector<CreatureID, 4> upgradesIDs; //possible upgrades
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boost::container::small_vector<ResourceSet, 4> upgradesCosts; // cost[upgrade_serial] -> set of pairs<resource_ID,resource_amount>; cost is for single unit (not entire stack)
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bool isAvailable; // flag for unavailableUpgrades like in miniHillFort from HoTA
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};
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VCMI_LIB_NAMESPACE_END
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