4jcraft/Minecraft.World/Entities/Mobs/Arrow.h

#pragma once

#include "../Entity.h"
#include "../Projectile.h"

class Level;
class CompoundTag;

class Arrow : public Entity, public Projectile {
public:
    eINSTANCEOF GetType() { return eTYPE_ARROW; }
    static Entity* create(Level* level) { return new Arrow(level); }

private:
    // base damage, multiplied with velocity
    static const double ARROW_BASE_DAMAGE;

public:
    static const int PICKUP_DISALLOWED = 0;
    static const int PICKUP_ALLOWED = 1;
    static const int PICKUP_CREATIVE_ONLY = 2;

private:
    static const int ID_FLAGS = 16;
    static const int FLAG_CRIT = 1;

private:
    int xTile;
    int yTile;
    int zTile;
    int lastTile;
    int lastData;
    bool inGround;

public:
    int pickup;
    int shakeTime;
    std::shared_ptr<Entity> owner;

private:
    double baseDamage;

    int knockback;

private:
    int life;
    int flightTime;

    // 4J - added common ctor code.
    void _init();

public:
    Arrow(Level* level);
    Arrow(Level* level, std::shared_ptr<LivingEntity> mob,
          std::shared_ptr<LivingEntity> target, float power, float uncertainty);
    Arrow(Level* level, double x, double y, double z);
    Arrow(Level* level, std::shared_ptr<LivingEntity> mob, float power);

protected:
    virtual void defineSynchedData();

public:
    void shoot(double xd, double yd, double zd, float pow, float uncertainty);
    virtual void lerpTo(double x, double y, double z, float yRot, float xRot,
                        int steps);
    virtual void lerpMotion(double xd, double yd, double zd);
    virtual void tick();
    virtual void addAdditonalSaveData(CompoundTag* tag);
    virtual void readAdditionalSaveData(CompoundTag* tag);
    virtual void playerTouch(std::shared_ptr<Player> player);

protected:
    virtual bool makeStepSound();

public:
    virtual float getShadowHeightOffs();

    void setBaseDamage(double baseDamage);
    double getBaseDamage();
    void setKnockback(int knockback);
    virtual bool isAttackable();
    void setCritArrow(bool critArrow);
    bool isCritArrow();
};