343 lines
10 KiB
C
343 lines
10 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ncurses.h>
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#include <time.h>
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/************* STATIC DEFINITIONS ************/
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#define DELAY 30000
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#define ENEMY_N 5
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#define BULLET_N 3
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#define WIDTH 52
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#define HEIGHT 30
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#define MIN_COLS 110
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#define LIVES_N 5
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#define TEXTLINES 4
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#define BORDERLINES 2
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/************* GAME STRUCTURES **************/
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struct speed {
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int slowness;
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int count;
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};
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struct game_obj {
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char symbol;
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int x, y;
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int active;
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struct speed y_speed;
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};
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struct status {
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int lives;
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int score;
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int top_score;
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int remaining_bullets;
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};
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/************** FUNZIONI GUI ***************/
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char* title[] =
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{
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"###########################################################################################################",
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"# o8888o o8888o o8888o o8888o o8888o o8888o o8 80 o8888o o8888o o8888o o8888o o8888o #",
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"# 888o 0oooo0 88 888 88 88oo oo 888o 888o88 88 888 88 888 88 88oo 88oo88 #",
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"# o888 88 888888 88 88 o888 88 88 88 888 88 888 88 88 88 88 #",
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"# 088880 88 88 88 888880 088888 088880 08 80 088880 088880 00 088888 88 88o #",
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"###########################################################################################################"
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};
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char menu_desc[] = "BENVENUTO. Premi qualsiasi tasto per giocare...";
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char* gameover[] =
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{
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"o8888o o8888o o8oo8o o8888o o8888o 88 8o o8888o o8888o",
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"888 oo 88 888 88\\/88 88oo oo 88 888 88 88 88oo 88oo88",
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"888 8 888888 88 88 88 88 888 88 o8 88 88 88 ",
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"O88880 88 88 88 88 888880 088880 888O 888880 88 88o"
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};
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char gameover_desc[] = "HAI PERSO. Premi q per uscire...";
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void print_menu(WINDOW* win) {
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int height;
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int width;
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getmaxyx(win, height, width);
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for(int i = 0; i < (TEXTLINES+BORDERLINES); i++) {
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mvwprintw(win, i+1, (width-(strlen(title[0])))/2, "%s", title[i]);
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}
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wattron(win, A_BLINK);
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mvwprintw(win, (TEXTLINES+BORDERLINES)+1, (width-(strlen(menu_desc)))/2, "%s", menu_desc);
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wattroff(win, A_BLINK);
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refresh();
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return;
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}
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void print_gameover(WINDOW* win) {
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int height;
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int width;
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int ch;
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wclear(win);
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getmaxyx(win, height, width);
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for(int i = 0; i < TEXTLINES; i++) {
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mvwprintw(win, i+1, (width-(strlen(gameover[0])))/2, "%s", gameover[i]);
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}
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wattron(win, A_BLINK);
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mvwprintw(win, TEXTLINES+1, (width-(strlen(gameover_desc)))/2, "%s", gameover_desc);
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wattroff(win, A_BLINK);
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refresh();
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while((ch = wgetch(win)) != 'q');
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return;
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}
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void print_status_bar(WINDOW* main_win, int y, int x, struct status game_status) {
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int status_x = x + 1;
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int status_y = y;
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status_x++;
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// lives
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mvwprintw(main_win, status_y, status_x, "LIVES:\t%d", game_status.lives);
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// score
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mvwprintw(main_win, status_y+1, status_x, "SCORE:\t%d", game_status.score);
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// top score
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mvwprintw(main_win, status_y+2, status_x, "TOP SCORE:\t%d", game_status.top_score);
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// bullets
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mvwprintw(main_win, status_y+3, status_x, "BULLETS:\t%d", game_status.remaining_bullets);
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// refresh window
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wrefresh(main_win);
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return;
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}
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int main() {
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/************ VARIABILI **************/
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WINDOW *game_window;
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int height, width, win_startx, win_starty;
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char *pause_msg = "PAUSA: premi q per uscire dal gioco...";
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int pause = 0;
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int auto_shoot = 0;
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// Giocatore
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struct game_obj player = {};
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int input;
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// Status
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struct status game_status = {};
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game_status.top_score = 0;
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game_status.score = 0;
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game_status.lives = LIVES_N;
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game_status.remaining_bullets = BULLET_N;
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// Proiettile
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struct game_obj bullet[BULLET_N] = {};
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int bullet_attivi = 0;
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int next_bullet = 0;
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// Nemici
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struct game_obj enemy[ENEMY_N] = {};
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/**************** INIZIALIZZAZIONE ***************/
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initscr();
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cbreak();
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noecho();
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keypad(stdscr, TRUE);
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curs_set(0);
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srand(time(NULL));
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// Dimensioni finestra di gioco e controlli
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// calcolo delle misure della finestra
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height = HEIGHT;
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width = WIDTH - (WIDTH%4);
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win_startx = (COLS - width)/2;
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win_starty = (LINES - height)/2;
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// Schermo troppo piccolo ?
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if(COLS < MIN_COLS || LINES < HEIGHT) {
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delwin(game_window);
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curs_set(1);
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endwin();
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printf("Gioco terminato.\n");
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printf("Schermo troppo piccolo \n");
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return 0;
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}
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// MENU
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print_menu(stdscr);
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getch();
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werase(stdscr);
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mvprintw(1, 1, "p per pausa, q per uscire");
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refresh();
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// GAME WINDOW
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game_window = newwin(height, width, win_starty, win_startx);
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nodelay(game_window, TRUE); // input non bloccante
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keypad(game_window, TRUE);
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box(game_window, 0, 0);
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wrefresh(game_window);
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// setup giocatore
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player.symbol = 'A';
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player.x = width / 2;
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player.y = height - 2;
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player.active = 1;
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// setup proiettili
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for(int i = 0; i < BULLET_N; i++) {
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bullet[i].symbol = '*';
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bullet[i].active = 0;
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}
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// setup dei nemici
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for(int i = 0; i < ENEMY_N; i++) {
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enemy[i].symbol = 'Q';
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enemy[i].active = 0;
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enemy[i].y_speed.slowness = 7;
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enemy[i].y_speed.count = 0;
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}
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//********************* GAME LOOP ***********************/
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while (player.active) {
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// TODO if pausa all'inizio e continue
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input = wgetch(game_window);
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// Gestione input
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if (input == KEY_RIGHT && !pause && player.x < width - 2) {
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player.x += 2;
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} else if (input == KEY_LEFT && !pause && player.x > 2) {
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player.x -= 2;
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} else if (!auto_shoot && input == ' ' && bullet_attivi < BULLET_N && !pause) {
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bullet[next_bullet].x = player.x;
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bullet[next_bullet].y = player.y - 1;
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bullet[next_bullet].active = 1;
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} else if (input == 'p') {
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pause = !pause;
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} else if (input == 'q') {
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player.active = 0;
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} else if (input == 'g') {
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auto_shoot= !auto_shoot;
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}
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if (auto_shoot && bullet_attivi < BULLET_N && !pause) {
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bullet[next_bullet].x = player.x;
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bullet[next_bullet].y = player.y - 1;
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bullet[next_bullet].active = 1;
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}
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// Aggiorna proiettile
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for(int i = 0; i< BULLET_N; i++) {
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if (bullet[i].active && !pause) {
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bullet[i].y--;
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}
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if (bullet[i].y < 1) {
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bullet[i].active = 0;
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}
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}
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// Collisioni 1
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for(int j = 0; j < BULLET_N; j++) {
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if(bullet[j].active && !pause) {
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for(int i = 0; i < ENEMY_N; i++) {
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if(bullet[j].x == enemy[i].x && bullet[j].y == enemy[i].y) {
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enemy[i].active = 0;
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bullet[j].active = 0;
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game_status.score++;
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}
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}
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}
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}
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// Spawna nemici
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for(int i = 0; !pause && i < ENEMY_N; i++) {
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if(!enemy[i].active && !pause) {
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enemy[i].y = 2;
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enemy[i].x = (rand()%((width-4)/2))*2 + 2;
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enemy[i].active = 1;
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break;
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}
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}
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// Aggiorna posizione nemici
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for(int i = 0; !pause && i < ENEMY_N; i++) {
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if(enemy[i].active && !pause) {
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enemy[i].y_speed.count++;
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if(enemy[i].y_speed.count > enemy[i].y_speed.slowness) {
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enemy[i].y++;
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enemy[i].y_speed.count = 0;
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}
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if(enemy[i].y > height - 2) {
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enemy[i].active = 0;
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game_status.lives--;
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if(game_status.lives == 0) {
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player.active = 0;
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print_gameover(stdscr);
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}
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}
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}
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}
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// Collisioni 2
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for(int j = 0; j < BULLET_N; j++) {
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if(bullet[j].active && !pause) {
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for(int i = 0; i < ENEMY_N; i++) {
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if(bullet[j].x == enemy[i].x && bullet[j].y == enemy[i].y) {
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enemy[i].active = 0;
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bullet[j].active = 0;
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game_status.score++;
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}
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}
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}
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}
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// Conteggio proiettili
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bullet_attivi = 0;
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next_bullet = -1;
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for (int i = 0; i < BULLET_N; i++) {
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if (bullet[i].active) {
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bullet_attivi++;
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} else if (i < next_bullet || next_bullet == -1) {
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next_bullet = i;
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}
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}
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game_status.remaining_bullets = BULLET_N - bullet_attivi;
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// Disegna scena
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werase(game_window);
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box(game_window, 0, 0);
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if (pause) {
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wattron(game_window, A_REVERSE);
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mvwprintw(game_window, height/2, (width - strlen(pause_msg)) / 2, "%s", pause_msg);
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wattroff(game_window, A_REVERSE);
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} else {
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// Giocatore
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mvwprintw(game_window, player.y, player.x, "%c", player.symbol);
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// Proiettile
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for(int i = 0; i < BULLET_N; i++) {
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if (bullet[i].active) mvwprintw(game_window, bullet[i].y, bullet[i].x, "%c", bullet[i].symbol);
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}
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// Nemici
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for(int i = 0; i < ENEMY_N; i++) {
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if (enemy[i].active) mvwprintw(game_window, enemy[i].y, enemy[i].x, "%c", enemy[i].symbol);
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}
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// Status Bar
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print_status_bar(stdscr, win_starty, (win_startx + width), game_status);
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}
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wrefresh(game_window);
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usleep(DELAY);
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}
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/***************** CHIUSURA *****************/
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delwin(game_window);
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curs_set(1);
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endwin();
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printf("Gioco terminato.\n");
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return 0;
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}
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