在Linux环境下基于SDL编写的五子棋程序

/******************************************************** * @author Airead Fan <fgh1987168@gmail.com> * * @date 2011 9月 19 21:26:48 CST * ******************************************************** * after studying C 63 days * * after studying APUE 28 days * ********************************************************/ #include <stdio.h> #include <SDL/SDL.h> #include <SDL/SDL_image.h> #include <stdbool.h> #include "xoox.h" #include "button.h" #include "timer.h" #include "judgement.h" #define TEST 1 int main(int argc, int *argv[]) { bool quit = false; /* quit flag */ int i, j; int play_stat = 0; Timer fps; /* cap frame rate */ SDL_Event event; SDL_Surface *mouseother; SDL_Surface *wintitle[3]; SDL_Surface *screen; /* main screen */ SDL_Surface *chessboard; /* chess board */ Button pieces[CHESSBOARD_ROW][CHESSBOARD_COLUMN] = {{0}}; SDL_Surface *piece_stat_img[PIECE_STAT + 1] = {NULL}; /* pieces image */ int mouse_map[CHESSBOARD_ROW][CHESSBOARD_COLUMN] = {{0}}; /* click or not */ int pieces_map[CHESSBOARD_ROW][CHESSBOARD_COLUMN] = {{0}}; /* pieces state */ /* Init SDL lib*/ if(SDL_Init(SDL_INIT_EVERYTHING) == -1){ return 1; } /* Init screen */ screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_BPP, SDL_SWSURFACE); if(screen == NULL){ return 1; } SDL_WM_SetCaption("XO_OX", NULL); /* Load resource */ piece_stat_img[1] = load_image("xooxres/chess1.png"); piece_stat_img[2] = load_image("xooxres/chess2.png"); piece_stat_img[3] = piece_stat_img[1]; /* for special show, but no time to do */ piece_stat_img[4] = piece_stat_img[2]; /* for special show, but no time to do */ chessboard = load_image("xooxres/chessboard.png"); mouseother = load_image("xooxres/mouseother.png"); wintitle[0] = load_image("xooxres/wintitle1.png"); wintitle[1] = load_image("xooxres/wintitle2.png"); wintitle[2] = load_image("xooxres/wintitle3.png"); /* Init timer */ timer_init(&fps); /* Init button */ for(i = 0; i < CHESSBOARD_ROW; i++){ for(j = 0; j < CHESSBOARD_COLUMN; j++){ button_init(&pieces[i][j], SUBBOARD_WIDTH * i, SUBBOARD_HEIGHT * j, SUBBOARD_WIDTH , SUBBOARD_HEIGHT ); button_set_stat_img(&pieces[i][j], BUTTON_MOUSEOVER, NULL); button_set_stat_img(&pieces[i][j], BUTTON_MOUSEOUT, mouseother); button_set_stat_img(&pieces[i][j], BUTTON_MOUSEUP, mouseother); button_set_stat_img(&pieces[i][j], BUTTON_MOUSEDOWN, mouseother); } } /* Main loop */ while(quit == false){ /* timer start */ timer_start(&fps); while(SDL_PollEvent(&event)){ /* Pieces input handle */ pieces_handle_event(pieces, mouse_map, &event); /* User quit */ if(event.type == SDL_QUIT){ quit = true; } } /* logic function */ play_stat = mouse_to_piece_map(mouse_map, pieces_map); /* show chessboard */ subchessboard_show(piece_stat_img[get_leader()], mouseother, mouse_map, screen); /* show pieces */ pieces_show(piece_stat_img, pieces_map, screen); /* */ if(play_stat != 0){ printf("play_stat = %d\n", play_stat); apply_surface((SCREEN_WIDTH - wintitle[play_stat - 1]->w) / 2, (SCREEN_HEIGHT - wintitle[play_stat - 1]->h) / 2, wintitle[play_stat - 1], screen); } /* Update screen */ if(SDL_Flip(screen) == -1){ return 1; } if(play_stat != 0){ SDL_Delay(3000); quit = true; } /* cap frame rate */ if(timer_get_ticks(&fps) < 1000 / FRAME_PER_SECOND){ SDL_Delay((1000 / FRAME_PER_SECOND) - timer_get_ticks(&fps)); } } /* Free resource */ SDL_FreeSurface(chessboard); SDL_FreeSurface(mouseother); for(i = 0; i < 2; i++){ SDL_FreeSurface(piece_stat_img[i]); } for(i = 0; i < 3; i++){ SDL_FreeSurface(wintitle[i]); } SDL_Quit(); return 0; } /* * Load a image to a temporary image, optimized the image * and free the temporary image. * */ SDL_Surface *load_image(char *filename) { SDL_Surface *img_tmp = NULL; SDL_Surface *img_opt = NULL; Uint32 colork = 0; img_tmp = IMG_Load(filename); if(img_tmp != NULL){ img_opt = SDL_DisplayFormat(img_tmp); SDL_FreeSurface(img_tmp); if(img_opt != NULL){ colork = SDL_MapRGB(img_opt->format, 0xFF, 0xFF, 0xFF); SDL_SetColorKey(img_opt, SDL_SRCCOLORKEY, colork); } } return img_opt; } /* * Simple apply source to destination at (x, y) * */ void apply_surface(int x, int y, SDL_Surface *source, SDL_Surface* destination) { SDL_Rect offset; offset.x = x; offset.y = y; SDL_BlitSurface(source, NULL, destination, &offset); } /* * every pieces handle event * get mouse_map */ void pieces_handle_event(Button bt[][CHESSBOARD_COLUMN], int mouse_map[][CHESSBOARD_COLUMN], SDL_Event *event) { int i, j; for(i = 0; i < CHESSBOARD_ROW; i++){ for(j = 0; j < CHESSBOARD_COLUMN; j++){ button_handle_event(&bt[i][j], event); mouse_map[i][j] = bt[i][j].cur_stat; } } } /* * show all pieces according to pieces map */ void pieces_show(SDL_Surface *piece_stat_img[], int pieces_map[][CHESSBOARD_COLUMN], SDL_Surface *screen) { int i, j; for(i = 0; i < CHESSBOARD_ROW; i++){ for(j = 0; j < CHESSBOARD_COLUMN; j++){ if(pieces_map[i][j] != 0){ apply_surface(i * SUBBOARD_WIDTH + 4, j * SUBBOARD_HEIGHT + 4, piece_stat_img[pieces_map[i][j]], screen); } } } } /* * show chessboard */ void subchessboard_show(SDL_Surface *mouseover, SDL_Surface *mouseother, int mouse_map[][CHESSBOARD_COLUMN], SDL_Surface *screen) { int i, j; for(i = 0; i < CHESSBOARD_ROW; i++){ for(j = 0; j < CHESSBOARD_COLUMN; j++){ if(mouse_map[i][j] & MOUSEOVER ){ apply_surface(i * SUBBOARD_WIDTH + 4, j * SUBBOARD_HEIGHT + 4, mouseover, screen); }else{ apply_surface(i * SUBBOARD_WIDTH , j * SUBBOARD_HEIGHT , mouseother, screen); } } } }