4jcraft/targets/minecraft/network/packet/UseItemPacket.cpp

#include "UseItemPacket.h"

#include "PacketListener.h"
#include "java/InputOutputStream/DataInputStream.h"
#include "java/InputOutputStream/DataOutputStream.h"
#include "minecraft/world/item/ItemInstance.h"

const float UseItemPacket::CLICK_ACCURACY = 16.0f;

UseItemPacket::~UseItemPacket() {}

UseItemPacket::UseItemPacket() {
    x = 0;
    y = 0;
    z = 0;
    face = 0;
    item = nullptr;
    clickX = 0.0f;
    clickY = 0.0f;
    clickZ = 0.0f;
}

UseItemPacket::UseItemPacket(int x, int y, int z, int face,
                             std::shared_ptr<ItemInstance> item, float clickX,
                             float clickY, float clickZ) {
    this->x = x;
    this->y = y;
    this->z = z;
    this->face = face;
    // 4J - take copy of item as we want our packets to have full ownership of
    // any referenced data
    this->item = item ? item->copy() : std::shared_ptr<ItemInstance>();
    this->clickX = clickX;
    this->clickY = clickY;
    this->clickZ = clickZ;
}

void UseItemPacket::read(DataInputStream* dis)  // throws IOException
{
    x = dis->readInt();
    y = dis->readUnsignedByte();
    z = dis->readInt();
    face = dis->read();
    item = readItem(dis);
    clickX = dis->readUnsignedByte() / CLICK_ACCURACY;
    clickY = dis->readUnsignedByte() / CLICK_ACCURACY;
    clickZ = dis->readUnsignedByte() / CLICK_ACCURACY;
}

void UseItemPacket::write(DataOutputStream* dos)  // throws IOException
{
    dos->writeInt(x);
    dos->write(y);
    dos->writeInt(z);
    dos->write(face);

    writeItem(item, dos);
    dos->write((int)(clickX * CLICK_ACCURACY));
    dos->write((int)(clickY * CLICK_ACCURACY));
    dos->write((int)(clickZ * CLICK_ACCURACY));
}

void UseItemPacket::handle(PacketListener* listener) {
    listener->handleUseItem(shared_from_this());
}

int UseItemPacket::getEstimatedSize() { return 15; }

int UseItemPacket::getX() { return x; }

int UseItemPacket::getY() { return y; }

int UseItemPacket::getZ() { return z; }

int UseItemPacket::getFace() { return face; }

std::shared_ptr<ItemInstance> UseItemPacket::getItem() { return item; }

float UseItemPacket::getClickX() { return clickX; }

float UseItemPacket::getClickY() { return clickY; }

float UseItemPacket::getClickZ() { return clickZ; }