152 lines
3.2 KiB
C++
152 lines
3.2 KiB
C++
#include "logo.h"
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#ifdef __MIPSEL__
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#include <sys/stat.h>
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#include <dirent.h>
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#endif
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#define INIT_FADE 100
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#define END_LOGO 200
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// Constructor
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Logo::Logo(SDL_Renderer *renderer, Screen *screen, std::string *fileList)
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{
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// Copia la dirección de los objetos
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mRenderer = renderer;
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mScreen = screen;
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mFileList = fileList;
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// Reserva memoria para los punteros
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mEventHandler = new SDL_Event();
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mTexture = new LTexture();
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mSprite = new Sprite();
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// Crea un backbuffer para el renderizador
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mBackbuffer = SDL_CreateTexture(mRenderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, SCREEN_WIDTH, SCREEN_HEIGHT);
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if (mBackbuffer == NULL)
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printf("Backbuffer could not be created!\nSDL Error: %s\n", SDL_GetError());
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}
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// Destructor
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Logo::~Logo()
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{
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mRenderer = nullptr;
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mScreen = nullptr;
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mFileList = nullptr;
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mTexture->unload();
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delete mTexture;
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mTexture = nullptr;
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delete mSprite;
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mSprite = nullptr;
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delete mEventHandler;
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mEventHandler = nullptr;
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SDL_DestroyTexture(mBackbuffer);
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mBackbuffer = nullptr;
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}
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// Inicializa las variables necesarias para la sección 'Logo'
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void Logo::init()
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{
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// Carga los recursos
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loadMedia();
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// Inicializa variables
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mCounter = 0;
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mSection.name = PROG_SECTION_LOGO;
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mSection.subsection = 0;
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mSprite->init(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, mTexture, mRenderer);
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mTicks = 0;
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mTicksSpeed = 15;
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}
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// Carga los recursos necesarios para la sección 'Logo'
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bool Logo::loadMedia()
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{
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bool success = true;
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success &= loadTextureFromFile(mTexture, mFileList[35], mRenderer);
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return success;
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}
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// Bucle para el logo del juego
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section_t Logo::run()
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{
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init();
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const SDL_Rect rect = {0, 0, SCREEN_WIDTH, SCREEN_HEIGHT};
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const int fadeLenght = END_LOGO - INIT_FADE;
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while (mSection.name == PROG_SECTION_LOGO)
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{
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// Comprueba los eventos que hay en la cola
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while (SDL_PollEvent(mEventHandler) != 0)
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{
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// Evento de salida de la aplicación
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if (mEventHandler->type == SDL_QUIT)
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{
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mSection.name = PROG_SECTION_QUIT;
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break;
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}
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// Cualquier tecla pulsada
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if ((mEventHandler->type == SDL_KEYDOWN) || (mEventHandler->type == SDL_JOYBUTTONDOWN))
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{
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mSection.name = PROG_SECTION_TITLE;
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mSection.subsection = TITLE_SECTION_1;
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}
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}
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// Prepara para empezar a dibujar en la textura de juego
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mScreen->start();
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// Limpia la pantalla
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mScreen->clean(bgColor);
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// Dibuja los objetos
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mSprite->render();
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// Dibuja el fade
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if (mCounter >= INIT_FADE)
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{
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Uint16 alpha = (255 * (mCounter - INIT_FADE)) / fadeLenght;
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if (alpha < 256)
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SDL_SetRenderDrawColor(mRenderer, bgColor.r, bgColor.g, bgColor.b, alpha);
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else
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SDL_SetRenderDrawColor(mRenderer, bgColor.r, bgColor.g, bgColor.b, 255);
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SDL_RenderFillRect(mRenderer, &rect);
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}
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// Vuelca el contenido del renderizador en pantalla
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mScreen->blit();
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// Comprueba si ha terminado el logo
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if (SDL_GetTicks() - mTicks > mTicksSpeed)
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{
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// Actualiza el contador de ticks
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mTicks = SDL_GetTicks();
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if (mCounter == 0)
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{
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if (JA_GetMusicState() == JA_MUSIC_PLAYING)
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JA_StopMusic();
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}
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if (mCounter == END_LOGO + 20)
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{
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mCounter = 0;
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mSection.name = PROG_SECTION_INTRO;
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mSection.subsection = 0;
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}
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else
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{
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mCounter++;
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}
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}
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}
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return mSection;
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}
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