item.cpp

#include "item.h"
#include "entityManager.h"
#include "graphics.h"


Item::Item() {
    model = Graphics::registerTransform();
    model->setVisibility(Visibility::SHOW_SELF);
    model->setPos(0.0f, 1.0f, 0.0f);
    model->setRot(glm::vec3(45.0f, 0.0f, 45.0f));
    transform->setVisibility(Visibility::HIDE_ALL);
    transform->parentAll(model);
    collider->type = ColliderType::TRIGGER;
    collider->setExtents(glm::vec3(-0.75f, 0.0f, -0.75f), glm::vec3(0.75f, 1.5f, 0.75f));

    rotSpeed = 60.0f;

    Physics::setCollisionCallback(this);
}


Item::~Item() {
    Graphics::returnTransform(model);
}

void Item::update(GLfloat delta) {
    if (shouldDestroy || !collider->awake) {
        EntityManagerInstance->ReturnItem(this);
        return;
    }
    timer += delta;
    transform->rotate(rotSpeed*delta, glm::vec3(0.0f, 1.0f, 0.0f));
    model->setPos(0.0f, 1.0f + sin(timer * 2.0f) * 0.5f, 0.0f);
}

void Item::onCollision(Tag tag, Entity* other) {
    if (tag == Tag::PLAYER) {
        shouldDestroy = true;
    }
}

void Item::init(glm::vec3 pos, ItemType type) {
    transform->setPos(pos);
    transform->setVisibility(Visibility::HIDE_SELF);

    this->type = type;

    collider->tag = Tag::ITEM;
    switch (type) {
    case ItemType::HEAL:
        model->color = glm::vec3(0.0, 1.0, 0.0); //green
        break;
    case ItemType::STAMINA:
        model->color = glm::vec3(1.0, 0.0, 0.0); //red
        break;
    case ItemType::STRENGTH:
        model->color = glm::vec3(0.0, 1.0, 1.0); //cyan
        break;
    case ItemType::AGILITY:
        model->color = glm::vec3(1.0, 1.0, 0.0); //yellow
        break;
    case ItemType::DEXTERITY:
        model->color = glm::vec3(1.0, 1.0, 1.0); //white
        break;
    }
}