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102 lines
4.4 KiB
C++
102 lines
4.4 KiB
C++
/*
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* CDefaultSpellMechanics.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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#include "../NetPacks.h"
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class DefaultSpellMechanics;
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class DLL_LINKAGE SpellCastContext
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{
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public:
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const DefaultSpellMechanics * mechanics;
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const SpellCastEnvironment * env;
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std::vector<const CStack *> attackedCres;//must be vector, as in Chain Lightning order matters
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BattleSpellCast sc;//todo: make private
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StacksInjured si;
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const BattleSpellCastParameters & parameters;
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SpellCastContext(const DefaultSpellMechanics * mechanics_, const SpellCastEnvironment * env_, const BattleSpellCastParameters & parameters_);
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virtual ~SpellCastContext();
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void addDamageToDisplay(const si32 value);
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void setDamageToDisplay(const si32 value);
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void beforeCast();
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void afterCast();
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private:
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const CGHeroInstance * otherHero;
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int spellCost;
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si32 damageToDisplay;
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void prepareBattleLog();
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};
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///all combat spells
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class DLL_LINKAGE DefaultSpellMechanics : public ISpellMechanics
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{
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public:
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DefaultSpellMechanics(const CSpell * s);
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std::vector<BattleHex> rangeInHexes(BattleHex centralHex, ui8 schoolLvl, ui8 side, bool * outDroppedHexes = nullptr) const override;
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std::vector<const CStack *> getAffectedStacks(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster, int spellLvl, BattleHex destination) const override final;
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ESpellCastProblem::ESpellCastProblem canBeCast(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster) const override;
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ESpellCastProblem::ESpellCastProblem canBeCastAt(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster, BattleHex destination) const override;
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ESpellCastProblem::ESpellCastProblem isImmuneByStack(const ISpellCaster * caster, const CStack * obj) const override;
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virtual void applyBattle(BattleInfo * battle, const BattleSpellCast * packet) const override;
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void battleCast(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters) const override final;
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void battleLog(std::vector<MetaString> & logLines, const BattleSpellCastParameters & parameters,
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const std::vector<const CStack *> & attacked, const si32 damageToDisplay, bool & displayDamage) const;
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void battleLogDefault(std::vector<MetaString> & logLines, const BattleSpellCastParameters & parameters,
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const std::vector<const CStack *> & attacked) const;
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bool requiresCreatureTarget() const override;
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protected:
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virtual void applyBattleEffects(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters, SpellCastContext & ctx) const;
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virtual std::vector<const CStack *> calculateAffectedStacks(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster, int spellLvl, BattleHex destination) const;
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protected:
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void doDispell(BattleInfo * battle, const BattleSpellCast * packet, const CSelector & selector) const;
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bool canDispell(const IBonusBearer * obj, const CSelector & selector, const std::string &cachingStr = "") const;
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void defaultDamageEffect(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters, SpellCastContext & ctx) const;
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void defaultTimedEffect(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters, SpellCastContext & ctx) const;
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private:
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void cast(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters, std::vector <const CStack*> & reflected) const;
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void handleMagicMirror(const SpellCastEnvironment * env, SpellCastContext & ctx, std::vector <const CStack*> & reflected) const;
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void handleResistance(const SpellCastEnvironment * env, SpellCastContext & ctx) const;
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static bool dispellSelector(const Bonus * bonus);
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friend class SpellCastContext;
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};
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///not affecting creatures directly
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class DLL_LINKAGE SpecialSpellMechanics : public DefaultSpellMechanics
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{
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public:
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SpecialSpellMechanics(const CSpell * s);
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ESpellCastProblem::ESpellCastProblem canBeCastAt(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster, BattleHex destination) const override;
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protected:
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std::vector<const CStack *> calculateAffectedStacks(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster, int spellLvl, BattleHex destination) const override;
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};
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