134 lines
3.8 KiB
C++
134 lines
3.8 KiB
C++
#include "game/scenes/logo.h"
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#include <SDL3/SDL.h>
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#include <algorithm> // for min
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#include <string> // for basic_string
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#include "core/audio/audio.hpp" // for Audio::get, Audio::update
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#include "core/input/global_inputs.hpp" // for GlobalInputs::handle
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#include "core/input/input.h" // for Input, Input::Repeat::OFF, InputAction
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#include "core/rendering/screen.h" // for Screen
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#include "core/rendering/sprite.h" // for Sprite
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#include "core/resources/resource.h"
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#include "game/defaults.hpp" // for bgColor, SECTION_PROG_LOGO, SECTION_PROG...
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#include "utils/utils.h" // for Section, Color
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// Valores de inicialización y fin
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constexpr int INIT_FADE = 100;
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constexpr int END_LOGO = 200;
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// Constructor
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Logo::Logo(SDL_Renderer *renderer, Section *section) {
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// Copia la dirección de los objetos
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this->renderer_ = renderer;
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this->section_ = section;
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// Reserva memoria para los punteros
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event_handler_ = new SDL_Event();
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texture_ = Resource::get()->getTexture("logo.png");
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sprite_ = new Sprite(14, 75, 226, 44, texture_, renderer);
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// Inicializa variables
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counter_ = 0;
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section->name = SECTION_PROG_LOGO;
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section->subsection = 0;
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ticks_ = 0;
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ticks_speed_ = 15;
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Audio::get()->stopMusic();
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}
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// Destructor
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Logo::~Logo() {
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// texture es propiedad de Resource — no liberar aquí.
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delete sprite_;
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delete event_handler_;
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}
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// Comprueba si ha terminado el logo
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void Logo::checkLogoEnd() {
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if (counter_ >= END_LOGO + 20) {
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section_->name = SECTION_PROG_INTRO;
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section_->subsection = 0;
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}
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}
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// Comprueba las entradas
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void Logo::checkInput() {
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// ESC (Action::EXIT) ja el gestiona GlobalInputs::handle() amb doble
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// pulsació; el quit es propaga via Director::iterate.
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if (GlobalInputs::handle()) { return; }
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if (Input::get()->checkInput(Input::Action::PAUSE, Input::Repeat::OFF) || Input::get()->checkInput(Input::Action::ACCEPT, Input::Repeat::OFF) || Input::get()->checkInput(Input::Action::FIRE_LEFT, Input::Repeat::OFF) || Input::get()->checkInput(Input::Action::FIRE_CENTER, Input::Repeat::OFF) || Input::get()->checkInput(Input::Action::FIRE_RIGHT, Input::Repeat::OFF)) {
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section_->name = SECTION_PROG_TITLE;
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section_->subsection = SUBSECTION_TITLE_1;
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}
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}
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// Dibuja el fade
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void Logo::renderFade() {
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// Dibuja el fade
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if (counter_ >= INIT_FADE) {
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const float STEP = (float)(counter_ - INIT_FADE) / (float)(END_LOGO - INIT_FADE);
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const int ALPHA = std::min((int)(255 * STEP), 255);
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SDL_SetRenderDrawColor(renderer_, BG_COLOR.r, BG_COLOR.g, BG_COLOR.b, ALPHA);
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SDL_RenderFillRect(renderer_, nullptr);
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}
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}
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// Actualiza las variables del objeto
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void Logo::update() {
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Audio::update();
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checkInput();
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if (SDL_GetTicks() - ticks_ > ticks_speed_) {
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// Actualiza el contador de ticks
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ticks_ = SDL_GetTicks();
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// Actualiza el contador
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counter_++;
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// Comprueba si ha terminado el logo
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checkLogoEnd();
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}
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}
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// Dibuja el objeto en pantalla
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void Logo::render() {
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// Prepara para empezar a dibujar en la textura de juego
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Screen::get()->start();
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// Limpia la pantalla
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Screen::get()->clean({238, 238, 238});
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// Dibuja los objetos
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sprite_->render();
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// Dibuja el fade
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renderFade();
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// Vuelca el contenido del renderizador en pantalla
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Screen::get()->blit();
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}
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// Bucle para el logo del juego
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void Logo::run() {
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Audio::get()->stopMusic();
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while (section_->name == SECTION_PROG_LOGO) {
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iterate();
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}
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}
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// Ejecuta un frame
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void Logo::iterate() {
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update();
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render();
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}
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// Procesa un evento individual
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void Logo::handleEvent(const SDL_Event *event) {
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// SDL_EVENT_QUIT ya lo maneja Director
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}
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