Coquinha

#include <allegro.h>
    volatile int exit_program;
    void fecha_programa() { exit_program = TRUE; }
    END_OF_FUNCTION(fecha_programa)

    volatile int ticks;
    void tick_counter(){ ticks++; }
    END_OF_FUNCTION(tick_counter)

    enum { SPLASHSCREEN, TITLESCREEN, MAINMENU, GAMESCREEN };
    int screen_state;

void init(){
    allegro_init();
    set_color_depth(32);
    set_gfx_mode(GFX_AUTODETECT_WINDOWED, 800, 600, 0, 0);
    install_timer();
    install_keyboard();
    install_mouse();
    set_window_title("Coca-Defense Have Fun");
    exit_program = FALSE;
    LOCK_FUNCTION(fecha_programa);
    set_close_button_callback(fecha_programa);

    ticks = 0;
    LOCK_FUNCTION(tick_counter);
    LOCK_VARIABLE(ticks);
    install_int_ex(tick_counter, BPS_TO_TIMER(60));
    screen_state = TITLESCREEN;
}
void game_vitoria(){
    int exit_screen = FALSE;

    ///BITMAP
    BITMAP* buffer = create_bitmap(SCREEN_W, SCREEN_H);
    BITMAP* win_game = load_bitmap("sprites/telas/vitoria/tela_vitoria.bmp", NULL);

    ///GAME LOOP
    while(!exit_program && !exit_screen){
        while(ticks > 0 && !exit_program && !exit_screen){
            if(key[KEY_ESC]){
                fecha_programa();
            }
        }
        draw_sprite(buffer, win_game, 0, 0);
        draw_sprite(screen, buffer, 0, 0);
        clear_to_color(buffer, makecol(255,255,255));
        ticks --;
    }
    destroy_bitmap(buffer);
    destroy_bitmap(win_game);
}
void game_derrota(){
    int exit_screen = FALSE;

    ///BITMAP
    BITMAP* buffer = create_bitmap(SCREEN_W, SCREEN_H);
    BITMAP* lose_game = load_bitmap("sprites/telas/derrota/tela_derrota.bmp", NULL);

    ///GAME LOOP
    while(!exit_program && !exit_screen){
        while(ticks > 0 && !exit_program && !exit_screen){
            if(key[KEY_ESC]){
                fecha_programa();
            }
        }
        draw_sprite(buffer, lose_game, 0, 0);
        draw_sprite(screen, buffer, 0, 0);
        clear_to_color(buffer, makecol(255,255,255));
        ticks --;
    }
    destroy_bitmap(buffer);
    destroy_bitmap(lose_game);
}
void start_game(){
    int exit_screen = FALSE;

    ///BITMAPS
    BITMAP* buffer = create_bitmap(SCREEN_W, SCREEN_H);
    BITMAP* tela_jogo = load_bitmap("sprites/caminho/background.bmp", NULL);
    BITMAP* cursor = load_bitmap("sprites/mouse_2.bmp", NULL);

    ///GAME LOOP
    while(!exit_program && !exit_screen){
        while(ticks > 0 && !exit_program && !exit_screen){
            if(key[KEY_ESC]){
                fecha_programa();
            }
            if(key[KEY_V]){
                game_vitoria();
            } else if(key[KEY_D]){
                game_derrota();
            }
        ///DRAW
        draw_sprite(buffer, tela_jogo, 0, 0);
        draw_sprite(buffer, cursor, mouse_x - 1, mouse_y - 1);
        draw_sprite(screen, buffer, 0, 0);
        clear_to_color(buffer, makecol(255,255,255));
        ticks --;
        }
    }
    destroy_bitmap(buffer);
    destroy_bitmap(tela_jogo);
    destroy_bitmap(cursor);
}
void mainmenu(){
    int exit_screen = FALSE;

    ///BITMAPS
    BITMAP* buffer = create_bitmap(SCREEN_W, SCREEN_H);
    BITMAP* menu_principal = load_bitmap("sprites/telas/menu/menu_principal.bmp", NULL);
    BITMAP* botao_jogar = load_bitmap("sprites//telas/botoes/botao_jogar.bmp", NULL);
    BITMAP* botao_como_jogar = load_bitmap("sprites/telas/botoes/como_jogar.bmp", NULL);
    BITMAP* cursor = load_bitmap("sprites/mouse_2.bmp", NULL);

    ///GAME LOOP
    while(!exit_program && !exit_screen){
        while(ticks > 0 && !exit_program && !exit_screen){
            if(key[KEY_ESC]){
                fecha_programa();
            }

        ///DRAW
        draw_sprite(buffer, menu_principal, 0, 0);
        if(mouse_x > 305 && mouse_x < 498 && mouse_y > 405 && mouse_y < 462){ // permite começar o jogo
            draw_sprite(buffer, botao_jogar, 305, 405);  // ao passar o mouse por cima, escurece o botão
            if(mouse_b == 1){
                mouse_b = 0;
                start_game();
            }
        }
        draw_sprite(buffer, cursor, mouse_x - 1, mouse_y - 1);
        draw_sprite(screen, buffer, 0, 0);
        clear_to_color(buffer, makecol(255,255,255));
        ticks --;
        }
    }
    destroy_bitmap(buffer);
    destroy_bitmap(menu_principal);
    destroy_bitmap(botao_jogar);
    destroy_bitmap(botao_como_jogar);
    destroy_bitmap(cursor);
}
void titlescreen(){
    int exit_screen = FALSE;

    ///BITMAPS
    BITMAP* buffer = create_bitmap(SCREEN_W, SCREEN_H);
    BITMAP* tela_inicial = load_bitmap("sprites/telas/inicial/tela_inicial.bmp", NULL);
    BITMAP* cursor = load_bitmap("sprites/mouse_2.bmp", NULL);

    ///GAME LOOP
    while(!exit_program && !exit_screen){
        while(ticks > 0 && !exit_program && !exit_screen){
            ///IMPUT
            if(key[KEY_ENTER]){
                exit_screen = TRUE;
                screen_state = MAINMENU;
            }
        ///DRAW
        draw_sprite(buffer, tela_inicial, 0, 0);
        draw_sprite(buffer, cursor, mouse_x - 1, mouse_y - 1);
        draw_sprite(screen, buffer, 0, 0);
        clear_to_color(buffer, makecol(255,255,255));
        ticks --;
        }

    }
    destroy_bitmap(buffer);
    destroy_bitmap(tela_inicial);
    destroy_bitmap(cursor);
}
int main(){
    init();

    ///GAME LOOP
    while (!exit_program){
        if(screen_state == MAINMENU){
            mainmenu();
        } else if(screen_state == TITLESCREEN) {
            titlescreen();
        }
    }
return 0;
}
END_OF_MAIN()