DarkflameServer/dGame/dComponents/BuffComponent.h
2022-12-24 14:25:31 -06:00

155 lines
3.6 KiB
C++

#ifndef BUFFCOMPONENT_H
#define BUFFCOMPONENT_H
#include "dCommonVars.h"
#include "RakNetTypes.h"
#include <vector>
#include <unordered_map>
#include <map>
#include "Component.h"
class Entity;
/**
* Extra information on effects to apply after applying a buff, for example whether to buff armor, imag or health and by how much
*/
struct BuffParameter
{
int32_t buffId;
std::string name;
float value;
std::vector<float> values;
int32_t effectId;
};
/**
* Meta information about a buff that can be applied, e.g. how long it's applied, who applied it, etc.
*/
struct Buff
{
int32_t id = 0;
float duration = 0;
float time = 0;
float tick = 0;
float tickTime = 0;
int32_t stacks = 0;
LWOOBJID source = 0;
int32_t behaviorID = 0;
bool addImmunity = false;
bool applyOnTeammates = false;
bool cancelOnDamaged = false;
bool cancelOnDeath = false;
bool cancelOnLogout = false;
bool cancelOnRemoveBuff = false;
bool cancelOnDamageAbsDone = false;
bool cancelOnUi = false;
bool cancelOnUnequip = false;
bool cancelOnZone = false;
bool useRefCount = false;
uint32_t refcount = 0;
};
/**
* Allows for the application of buffs to the parent entity, altering health, armor and imagination.
*/
class BuffComponent : public Component {
public:
static const uint32_t ComponentType = COMPONENT_TYPE_BUFF;
explicit BuffComponent(Entity* parent);
~BuffComponent();
Entity* GetParent() const;
void LoadFromXml(tinyxml2::XMLDocument* doc) override;
void UpdateXml(tinyxml2::XMLDocument* doc) override;
void Serialize(RakNet::BitStream* outBitStream, bool bIsInitialUpdate, unsigned int& flags);
void Update(float deltaTime) override;
/**
* Applies a buff to the parent entity
* @param buff the Buff to apply
*/
void ApplyBuff(Buff buff);
/**
* Removes a buff from the parent entity, reversing its effects
* @param id the id of the buff to remove
* @param removeImmunity whether or not to remove immunity on removing the buff
*/
void RemoveBuff(int32_t id, bool fromUnEquip = false, bool removeImmunity = false);
/**
* Returns whether or not the entity has a buff identified by `id`
* @param id the id of the buff to find
* @return whether or not the entity has a buff with the specified id active
*/
bool HasBuff(int32_t id);
/**
* Returns whether or not the entity has a buff immunity identified by `id`
* @param id the id of the buff immunity to find
* @return whether or not the entity has a buff with the specified id active
*/
bool HasBuffImmunity(int32_t id);
/**
* Applies the effects of the buffs on the entity, e.g.: changing armor, health, imag, etc.
* @param id the id of the buff effects to apply
*/
void ApplyBuffEffect(int32_t id);
/**
* Reverses the effects of the applied buff
* @param id the id of the buff for which to remove the effects
*/
void RemoveBuffEffect(int32_t id);
/**
* Removes all buffs for the entity and reverses all of their effects
*/
void RemoveAllBuffs();
/**
* Removes all buffs for the entity and reverses all of their effects
*/
void Reset();
/**
* Applies all effects for all buffs, active or not, again
*/
void ReApplyBuffs();
/**
* Gets all the parameters (= effects), for the buffs that belong to this component
* @param buffId
* @return
*/
const std::vector<BuffParameter>& GetBuffParameters(int32_t buffId);
private:
/**
* The currently active buffs
*/
std::map<int32_t, Buff> m_Buffs;
/**
* The currently active buff immunities
*/
std::map<int32_t, Buff> m_BuffImmunities;
/**
* Parameters (=effects) for each buff
*/
static std::unordered_map<int32_t, std::vector<BuffParameter>> m_Cache;
};
#endif // BUFFCOMPONENT_H