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/*
* CDefaultSpellMechanics.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "ISpellMechanics.h"
#include "../NetPacks.h"
class DefaultSpellMechanics;
class DLL_LINKAGE SpellCastContext
{
public:
const DefaultSpellMechanics * mechanics;
const SpellCastEnvironment * env;
std::vector<const CStack *> attackedCres;//must be vector, as in Chain Lightning order matters
BattleSpellCast sc;//todo: make private
StacksInjured si;
const BattleSpellCastParameters & parameters;
SpellCastContext(const DefaultSpellMechanics * mechanics_, const SpellCastEnvironment * env_, const BattleSpellCastParameters & parameters_);
virtual ~SpellCastContext();
void addDamageToDisplay(const si32 value);
void setDamageToDisplay(const si32 value);
void beforeCast();
void afterCast();
private:
const CGHeroInstance * otherHero;
int spellCost;
si32 damageToDisplay;
void prepareBattleLog();
};
///all combat spells
class DLL_LINKAGE DefaultSpellMechanics : public ISpellMechanics
{
public:
DefaultSpellMechanics(CSpell * s): ISpellMechanics(s){};
std::vector<BattleHex> rangeInHexes(BattleHex centralHex, ui8 schoolLvl, ui8 side, bool * outDroppedHexes = nullptr) const override;
std::vector<const CStack *> getAffectedStacks(const CBattleInfoCallback * cb, const SpellTargetingContext & ctx) const override final;
ESpellCastProblem::ESpellCastProblem canBeCast(const CBattleInfoCallback * cb, const ECastingMode::ECastingMode mode, const ISpellCaster * caster) const override;
ESpellCastProblem::ESpellCastProblem canBeCast(const CBattleInfoCallback * cb, const SpellTargetingContext & ctx) const override;
ESpellCastProblem::ESpellCastProblem isImmuneByStack(const ISpellCaster * caster, const CStack * obj) const override;
virtual void applyBattle(BattleInfo * battle, const BattleSpellCast * packet) const override;
void battleCast(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters) const override final;
void battleLog(std::vector<MetaString> & logLines, const BattleSpellCastParameters & parameters,
const std::vector<const CStack *> & attacked, const si32 damageToDisplay, bool & displayDamage) const;
void battleLogDefault(std::vector<MetaString> & logLines, const BattleSpellCastParameters & parameters,
const std::vector<const CStack *> & attacked) const;
bool requiresCreatureTarget() const override;
protected:
virtual void applyBattleEffects(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters, SpellCastContext & ctx) const;
virtual std::vector<const CStack *> calculateAffectedStacks(const CBattleInfoCallback * cb, const SpellTargetingContext & ctx) const;
protected:
void doDispell(BattleInfo * battle, const BattleSpellCast * packet, const CSelector & selector) const;
bool canDispell(const IBonusBearer * obj, const CSelector & selector, const std::string &cachingStr = "") const;
private:
void cast(const SpellCastEnvironment * env, const BattleSpellCastParameters & parameters, std::vector <const CStack*> & reflected) const;
void handleImmunities(const CBattleInfoCallback * cb, const SpellTargetingContext & ctx, std::vector<const CStack *> & stacks) const;
void handleMagicMirror(const SpellCastEnvironment * env, SpellCastContext & ctx, std::vector <const CStack*> & reflected) const;
void handleResistance(const SpellCastEnvironment * env, SpellCastContext & ctx) const;
static bool dispellSelector(const Bonus * bonus);
friend class SpellCastContext;
};
///not affecting creatures directly
class DLL_LINKAGE SpecialSpellMechanics : public DefaultSpellMechanics
{
public:
SpecialSpellMechanics(CSpell * s): DefaultSpellMechanics(s){};
ESpellCastProblem::ESpellCastProblem canBeCast(const CBattleInfoCallback * cb, const SpellTargetingContext & ctx) const override;
protected:
std::vector<const CStack *> calculateAffectedStacks(const CBattleInfoCallback * cb, const SpellTargetingContext & ctx) const override;
};
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