mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-22 22:13:35 +02:00
124 lines
5.0 KiB
C++
124 lines
5.0 KiB
C++
/*
|
|
* AdventureSpellMechanics.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"
|
|
|
|
VCMI_LIB_NAMESPACE_BEGIN
|
|
|
|
class CGTownInstance;
|
|
|
|
enum class ESpellCastResult
|
|
{
|
|
OK, // cast successful
|
|
CANCEL, // cast failed but it is not an error, no mana has been spent
|
|
PENDING,
|
|
ERROR// error occurred, for example invalid request from player
|
|
};
|
|
|
|
class AdventureSpellMechanics : public IAdventureSpellMechanics
|
|
{
|
|
public:
|
|
AdventureSpellMechanics(const CSpell * s);
|
|
|
|
bool canBeCast(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster) const final;
|
|
bool canBeCastAt(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const final;
|
|
|
|
bool adventureCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override final;
|
|
protected:
|
|
///actual adventure cast implementation
|
|
virtual ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const;
|
|
virtual ESpellCastResult beginCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const;
|
|
virtual void endCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const;
|
|
virtual bool canBeCastImpl(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster) const;
|
|
virtual bool canBeCastAtImpl(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const;
|
|
|
|
void performCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const;
|
|
};
|
|
|
|
class SummonBoatMechanics final : public AdventureSpellMechanics
|
|
{
|
|
public:
|
|
SummonBoatMechanics(const CSpell * s);
|
|
protected:
|
|
bool canBeCastImpl(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster) const override;
|
|
|
|
ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
};
|
|
|
|
class ScuttleBoatMechanics final : public AdventureSpellMechanics
|
|
{
|
|
public:
|
|
ScuttleBoatMechanics(const CSpell * s);
|
|
protected:
|
|
bool canBeCastAtImpl(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const override;
|
|
|
|
ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
};
|
|
|
|
class DimensionDoorMechanics final : public AdventureSpellMechanics
|
|
{
|
|
public:
|
|
DimensionDoorMechanics(const CSpell * s);
|
|
protected:
|
|
bool canBeCastImpl(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster) const override;
|
|
bool canBeCastAtImpl(spells::Problem & problem, const CGameInfoCallback * cb, const spells::Caster * caster, const int3 & pos) const override;
|
|
|
|
ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
void endCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
};
|
|
|
|
class TownPortalMechanics final : public AdventureSpellMechanics
|
|
{
|
|
public:
|
|
TownPortalMechanics(const CSpell * s);
|
|
protected:
|
|
ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
ESpellCastResult beginCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
void endCast(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
private:
|
|
const CGTownInstance * findNearestTown(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters, const std::vector <const CGTownInstance*> & pool) const;
|
|
int32_t movementCost(const AdventureSpellCastParameters & parameters) const;
|
|
std::vector <const CGTownInstance*> getPossibleTowns(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const;
|
|
};
|
|
|
|
class ViewMechanics : public AdventureSpellMechanics
|
|
{
|
|
public:
|
|
ViewMechanics(const CSpell * s);
|
|
protected:
|
|
ESpellCastResult applyAdventureEffects(SpellCastEnvironment * env, const AdventureSpellCastParameters & parameters) const override;
|
|
virtual bool filterObject(const CGObjectInstance * obj, const int32_t spellLevel) const = 0;
|
|
virtual bool showTerrain(const int32_t spellLevel) const = 0;
|
|
};
|
|
|
|
class ViewAirMechanics final : public ViewMechanics
|
|
{
|
|
public:
|
|
ViewAirMechanics(const CSpell * s);
|
|
protected:
|
|
bool filterObject(const CGObjectInstance * obj, const int32_t spellLevel) const override;
|
|
bool showTerrain(const int32_t spellLevel) const override;
|
|
};
|
|
|
|
class ViewEarthMechanics final : public ViewMechanics
|
|
{
|
|
public:
|
|
ViewEarthMechanics(const CSpell * s);
|
|
protected:
|
|
bool filterObject(const CGObjectInstance * obj, const int32_t spellLevel) const override;
|
|
bool showTerrain(const int32_t spellLevel) const override;
|
|
};
|
|
|
|
|
|
|
|
VCMI_LIB_NAMESPACE_END
|