forked from len0rd/rockbox
blackjack: change the way to save/load game state: save game state when quit plugin and load game state when plugin started.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22447 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Teruaki Kawashima
parent
2e33de45ca
commit
2a4c4de857
1 changed files with 53 additions and 73 deletions
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@ -32,13 +32,15 @@ PLUGIN_HEADER
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#define HIGH_SCORE PLUGIN_GAMES_DIR "/blackjack.score"
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#define SAVE_FILE PLUGIN_GAMES_DIR "/blackjack.save"
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#define NUM_SCORES 5
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struct highscore highest[NUM_SCORES];
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/* final game return status */
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#define BJ_END 3
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#define BJ_USB 2
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#define BJ_QUIT 1
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#define BJ_LOSE 0
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enum {
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BJ_LOSE,
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BJ_QUIT,
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BJ_SAVE_AND_QUIT,
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BJ_USB,
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BJ_END,
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};
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#if CONFIG_KEYPAD == RECORDER_PAD
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#define BJACK_SELECT_NAME "PLAY"
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@ -506,9 +508,11 @@ typedef struct game_context {
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bool is_blackjack;
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bool end_hand;
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bool asked_insurance;
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bool resume;
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} game_context;
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static bool resume;
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static struct highscore highest[NUM_SCORES];
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/*****************************************************************************
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* blackjack_init() initializes blackjack data structures.
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******************************************************************************/
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@ -523,7 +527,7 @@ static void blackjack_init(struct game_context* bj) {
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player_y = LCD_HEIGHT - LCD_HEIGHT/4 - CARD_HEIGHT/2;
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/* check for resumed game */
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if(bj->resume) return;
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if(resume) return;
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/* reset scoring */
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bj->player_total = 0;
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@ -845,39 +849,17 @@ static bool blackjack_loadgame(struct game_context* bj) {
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signed int fd;
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bool loaded = false;
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resume = false;
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/* open game file */
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fd = rb->open(SAVE_FILE, O_RDONLY);
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if(fd < 0) return loaded;
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/* read in saved game */
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while(true) {
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if(rb->read(fd, &bj->player_money, sizeof(bj->player_money)) <= 0)
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break;
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if(rb->read(fd, &bj->player_total, sizeof(bj->player_total)) <= 0)
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break;
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if(rb->read(fd, &bj->dealer_total, sizeof(bj->dealer_total)) <= 0)
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break;
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if(rb->read(fd, &bj->num_player_cards, sizeof(bj->num_player_cards))<=0)
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break;
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if(rb->read(fd, &bj->num_dealer_cards, sizeof(bj->num_dealer_cards))<=0)
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break;
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if(rb->read(fd, &bj->current_bet, sizeof(bj->current_bet)) <= 0)
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break;
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if(rb->read(fd, &bj->is_blackjack, sizeof(bj->is_blackjack)) <= 0)
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break;
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if(rb->read(fd, &bj->split_status, sizeof(bj->split_status)) <= 0)
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break;
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if(rb->read(fd, &bj->asked_insurance, sizeof(bj->asked_insurance)) <= 0)
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break;
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if(rb->read(fd, &bj->end_hand, sizeof(bj->end_hand)) <= 0)
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break;
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if(rb->read(fd, &bj->player_cards, sizeof(bj->player_cards)) <= 0)
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break;
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if(rb->read(fd, &bj->dealer_cards, sizeof(bj->dealer_cards)) <= 0)
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break;
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bj->resume = true;
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if(rb->read(fd, bj, sizeof(struct game_context))
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== (long)sizeof(struct game_context))
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{
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resume = true;
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loaded = true;
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break;
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}
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rb->close(fd);
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@ -891,25 +873,16 @@ static bool blackjack_loadgame(struct game_context* bj) {
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* blackjack_savegame() saves the current game state.
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******************************************************************************/
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static void blackjack_savegame(struct game_context* bj) {
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unsigned int fd;
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int fd;
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if(!resume)
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return;
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/* write out the game state to the save file */
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fd = rb->open(SAVE_FILE, O_WRONLY|O_CREAT);
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rb->write(fd, &bj->player_money, sizeof(bj->player_money));
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rb->write(fd, &bj->player_total, sizeof(bj->player_total));
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rb->write(fd, &bj->dealer_total, sizeof(bj->dealer_total));
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rb->write(fd, &bj->num_player_cards, sizeof(bj->num_player_cards));
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rb->write(fd, &bj->num_dealer_cards, sizeof(bj->num_dealer_cards));
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rb->write(fd, &bj->current_bet, sizeof(bj->current_bet));
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rb->write(fd, &bj->is_blackjack, sizeof(bj->is_blackjack));
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rb->write(fd, &bj->split_status, sizeof(bj->split_status));
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rb->write(fd, &bj->asked_insurance, sizeof(bj->asked_insurance));
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rb->write(fd, &bj->end_hand, sizeof(bj->end_hand));
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rb->write(fd, &bj->player_cards, sizeof(bj->player_cards));
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rb->write(fd, &bj->dealer_cards, sizeof(bj->dealer_cards));
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if(fd < 0)
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return;
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rb->write(fd, bj, sizeof(struct game_context));
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rb->close(fd);
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bj->resume = true;
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}
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/*****************************************************************************
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@ -1181,9 +1154,8 @@ static bool blackjack_help(void) {
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BJACK_SELECT_NAME, ":", "hit", "/", "select", "",
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BJACK_STAY_NAME, ":", "stay", "",
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BJACK_DOUBLE_NAME, ":", "double", "down", "",
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BJACK_QUIT_NAME, ":", "Go", "to", "menu", "without", "save", "",
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BJACK_RESUME_NAME, ":", "Save", "and", "go", "to", "menu", "",
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BJACK_QUIT_NAME, ":", "End", "game", "and", "go", "to", "menu", "",
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BJACK_RESUME_NAME, ":", "Go", "to", "menu", "without", "end", "game",
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};
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static struct style_text formation[]={
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{ 0, TEXT_CENTER|TEXT_UNDERLINE },
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@ -1191,7 +1163,7 @@ static bool blackjack_help(void) {
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{ 18, C_RED }, /* Stay */
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{ 22, C_RED }, /* Double Down */
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{ 27, C_RED }, /* Quit */
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{ 35, C_RED }, /* Save */
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{ 36, C_RED }, /* Menu */
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{ -1, 0 }
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};
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int button;
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@ -1219,26 +1191,28 @@ static bool blackjack_help(void) {
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* blackjack_menu() is the initial menu at the start of the game.
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******************************************************************************/
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static unsigned int blackjack_menu(struct game_context* bj) {
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int selection=0;
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int selection = resume?0:1;
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bool breakout = false;
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(void)bj;
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MENUITEM_STRINGLIST(menu, "BlackJack Menu", NULL,
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"Start Game","Resume Game",
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"Resume Game", "Start New Game",
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"High Scores", "Help",
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"Playback Control", "Quit");
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"Playback Control", "Quit", "Save and Quit");
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while(!breakout) {
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switch(rb->do_menu(&menu, &selection, NULL, false)) {
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case 0:
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breakout = true;
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break;
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case 1:
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if(!blackjack_loadgame(bj)) {
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if(!resume) {
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rb->splash(HZ*2, "Nothing to resume");
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} else {
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breakout = true;
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}
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break;
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case 1:
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breakout = true;
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resume = false;
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break;
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case 2:
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highscore_show(NUM_SCORES, highest, NUM_SCORES, false);
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break;
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@ -1252,6 +1226,8 @@ static unsigned int blackjack_menu(struct game_context* bj) {
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break;
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case 5:
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return BJ_QUIT;
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case 6:
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return BJ_SAVE_AND_QUIT;
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case MENU_ATTACHED_USB:
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return BJ_USB;
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@ -1279,14 +1255,11 @@ static int blackjack(struct game_context* bj) {
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rb->lcd_set_foreground(FG_COLOR);
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#endif
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/* don't resume by default */
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bj->resume = false;
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/********************
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* menu *
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********************/
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temp_var = blackjack_menu(bj);
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if (temp_var == BJ_QUIT || temp_var == BJ_USB)
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if (temp_var != 0)
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return temp_var;
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@ -1300,8 +1273,8 @@ static int blackjack(struct game_context* bj) {
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********************/
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/* check for resumed game */
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if(bj->resume) {
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bj->resume = false;
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if(resume) {
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resume = false;
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redraw_board(bj);
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if (bj->split_status == 2) {
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todo=2;
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@ -1413,9 +1386,8 @@ static int blackjack(struct game_context* bj) {
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}
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break;
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case BJACK_RESUME: /* save and end game */
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rb->splash(HZ, "Saving game...");
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blackjack_savegame(bj);
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/* fall through to BJACK_QUIT */
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resume = true;
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return BJ_END;
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case BJACK_QUIT:
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return BJ_END;
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@ -1530,6 +1502,7 @@ enum plugin_status plugin_start(const void* parameter)
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/* load high scores */
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highscore_load(HIGH_SCORE,highest,NUM_SCORES);
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blackjack_loadgame(&bj);
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rb->lcd_setfont(FONT_SYSFIXED);
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@ -1540,14 +1513,14 @@ enum plugin_status plugin_start(const void* parameter)
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/* fall through to BJ_END */
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case BJ_END:
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if(!bj.resume && bj.player_money > 10) {
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if(!resume && bj.player_money > 10) {
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/* There is no level, so store -1 to blank column */
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int position = highscore_update(bj.player_money, -1, "",
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highest, NUM_SCORES);
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if (position == 0) {
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rb->splash(HZ*2, "New High Score");
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}
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if (position != -1) {
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if (position == 0) {
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rb->splash(HZ*2, "New High Score");
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}
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highscore_show(position, highest, NUM_SCORES, false);
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}
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}
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@ -1558,6 +1531,13 @@ enum plugin_status plugin_start(const void* parameter)
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highscore_save(HIGH_SCORE,highest,NUM_SCORES);
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return PLUGIN_USB_CONNECTED;
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case BJ_SAVE_AND_QUIT:
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if (resume) {
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rb->splash(HZ, "Saving game...");
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blackjack_savegame(&bj);
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}
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/* fall through */
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case BJ_QUIT:
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highscore_save(HIGH_SCORE,highest,NUM_SCORES);
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exit = true;
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