ranged_weapon_script.cpp

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#include <iostream>
#include <cmath>
 
#include "ranged_weapon_script.h"
#include "gameobject.h"
#include "input.h"
#include "gameobjectfactory.h"
#include "transform.h"
#include "animation.h"
#include "scenemanager.h"
 
RangedWeaponScript::RangedWeaponScript() {
    m_shoot = false;
    m_lastFireTimeInMs = -10000;
    m_fireRatePerSecond = 5;
    m_animationPlayed = false;
}
 
void RangedWeaponScript::input() {
    if (m_owner->getTag() == "Bow") {
        auto animation = m_owner->getComponent<Animation>();
        
        if (m_owner->getComponent<Input>()->spacePressed && 
            (int)SDL_GetTicks() - m_lastFireTimeInMs > 1000 / m_fireRatePerSecond) {
            m_shoot = true;
            animation->setFrame(0);
            animation->play(); 
            m_animationPlayed = false;
        }
    }
}
 
void RangedWeaponScript::update() {
    auto input = m_owner->getComponent<Input>();
    auto transform = m_owner->getComponent<Transform>();
    auto animation = m_owner->getComponent<Animation>();
 
    int bowX = transform->getScreenPosition().x;
    int bowY = transform->getScreenPosition().y;
    int dx = input->m_mouseX - bowX;
    int dy = input->m_mouseY - bowY;
 
    float angle = atan2(dy, dx) * (180.0f / M_PI);
 
    if (angle < 0) {
        angle += 360.0f;
    }
 
    animation->setAngle(angle);
 
    if (m_shoot) {
        m_lastFireTimeInMs = SDL_GetTicks();
 
        auto arrow = GameObjectFactory::createArrow(dx, dy);
        arrow->getComponent<Transform>()->setWorldPosition(transform->getWorldPosition());
 
        auto sceneTree = SceneManager::getInstance().getSceneTree();
        sceneTree->addChild(arrow);
        // static int arrowCount = 0;
        // arrowCount++;
 
        m_shoot = false;
    }
 
    if (animation->isPlaying() && animation->getCurrentFrame() == (animation->getNumFrames() - 1) && !m_animationPlayed) {
        animation->pause();
        animation->setFrame(0);
        m_animationPlayed = true;
    }
}