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61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
/*
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* AdventureSpellEffect.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 "../ISpellMechanics.h"
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VCMI_LIB_NAMESPACE_BEGIN
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enum class ESpellCastResult : int8_t
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{
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OK, // cast successful
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CANCEL, // cast failed but it is not an error, no mana has been spent
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PENDING,
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ERROR // error occurred, for example invalid request from player
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};
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class AdventureSpellMechanics;
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class IAdventureSpellEffect
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{
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public:
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virtual ~IAdventureSpellEffect() = default;
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virtual ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const {return ESpellCastResult::OK;};
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virtual ESpellCastResult beginCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters, const AdventureSpellMechanics & mechanics) const {return ESpellCastResult::OK;};
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virtual void endCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const {};
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virtual bool canBeCastImpl(spells::Problem & problem, const IGameInfoCallback * cb, const spells::Caster * caster) const {return true;};
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virtual bool canBeCastAtImpl(spells::Problem & problem, const IGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const {return true;};
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virtual std::string getCursorForTarget(const IGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const {return {};};
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};
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class AdventureSpellEffect final : public IAdventureSpellEffect
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{
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public:
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AdventureSpellEffect() = default;
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};
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class DLL_LINKAGE AdventureSpellRangedEffect : public IAdventureSpellEffect
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{
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int rangeX;
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int rangeY;
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bool ignoreFow;
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public:
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AdventureSpellRangedEffect(const JsonNode & config);
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bool isTargetInRange(const IGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const;
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std::string getCursorForTarget(const IGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const override = 0; //must be implemented in derived classes
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bool canBeCastAtImpl(spells::Problem & problem, const IGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const override = 0; //must be implemented in derived classes
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};
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VCMI_LIB_NAMESPACE_END
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