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Added the "New" menu option. This allows you to manually enter and then save a new grid. Press the menu button when you have finished and enter the full path to save to including the .ss extension (e.g. /sudoku/new.ss).

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7580 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2005-10-04 23:36:03 +00:00
parent 598be3af1b
commit 33e935ce1d
1 changed files with 38 additions and 12 deletions
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50
apps/plugins/sudoku.c
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@ -378,11 +378,12 @@ static unsigned char num_inverse[10][8]= {
static struct plugin_api* rb;
struct sudoku_state_t {
char* filename; /* Filename */
char filename[MAX_PATH]; /* Filename */
char startboard[9][9]; /* The initial state of the game */
char currentboard[9][9]; /* The current state of the game */
char savedboard[9][9]; /* Cached copy of saved state */
int x,y; /* Cursor position */
int editmode; /* We are editing the start board */
};
/****** Solver routine by Tom Shackell <shackell@cs.york.ac.uk>
@ -664,6 +665,7 @@ void clear_state(struct sudoku_state_t* state)
{
int r,c;
state->filename[0]=0;
for (r=0;r<9;r++) {
for (c=0;c<9;c++) {
state->startboard[r][c]='0';
@ -673,6 +675,7 @@ void clear_state(struct sudoku_state_t* state)
state->x=0;
state->y=0;
state->editmode=0;
}
/* Load game - only ".ss" is officially supported, but any sensible
@ -693,15 +696,13 @@ bool load_sudoku(struct sudoku_state_t* state, char* filename) {
return(false);
}
state->filename=filename;
rb->strncpy(state->filename,filename,MAX_PATH);
n=rb->read(fd,buf,300);
if (n <= 0) {
return(false);
}
rb->close(fd);
clear_state(state);
r=0;
c=0;
i=0;
@ -765,7 +766,7 @@ bool save_sudoku(struct sudoku_state_t* state) {
char line[]="...|...|...\r\n";
char sep[]="-----------\r\n";
if (state->filename==NULL) {
if (state->filename[0]==0) {
return false;
}
@ -1003,6 +1004,7 @@ bool sudoku_menu(struct sudoku_state_t* state)
{ "Reload", NULL },
{ "Clear", NULL },
{ "Solve", NULL },
{ "New", NULL },
};
m = rb->menu_init(items, sizeof(items) / sizeof(*items),
@ -1027,6 +1029,11 @@ bool sudoku_menu(struct sudoku_state_t* state)
sudoku_solve(state);
break;
case 4: /* Create a new game manually */
clear_state(state);
state->editmode=1;
break;
default:
break;
}
@ -1072,8 +1079,10 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
rb = api;
/* end of plugin init */
clear_state(&state);
if (parameter==NULL) {
return(PLUGIN_ERROR);
state.editmode=1;
} else {
if (!load_sudoku(&state,(char*)parameter)) {
rb->splash(HZ*2, true, "Load error");
@ -1116,14 +1125,22 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
#endif
/* Increment digit */
ticks=*rb->current_tick;
if (state.startboard[state.y][state.x]=='0') {
if (state.currentboard[state.y][state.x]=='0') {
state.currentboard[state.y][state.x]='1';
} else if (state.currentboard[state.y][state.x]=='9') {
if (state.editmode) {
if (state.startboard[state.y][state.x]=='9') {
state.startboard[state.y][state.x]='0';
state.currentboard[state.y][state.x]='0';
} else {
state.startboard[state.y][state.x]++;
state.currentboard[state.y][state.x]++;
}
} else {
if (state.startboard[state.y][state.x]=='0') {
if (state.currentboard[state.y][state.x]=='9') {
state.currentboard[state.y][state.x]='0';
} else {
state.currentboard[state.y][state.x]++;
}
}
}
update_cell(&state,state.y,state.x);
break;
@ -1179,8 +1196,17 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
/* Ignore any button presses during the splash */
rb->button_clear_queue();
} else {
if (sudoku_menu(&state)) {
return PLUGIN_USB_CONNECTED;
if (state.editmode) {
rb->kbd_input(state.filename,MAX_PATH);
if (save_sudoku(&state)) {
state.editmode=0;
} else {
rb->splash(HZ*2, true, "Save failed");
}
} else {
if (sudoku_menu(&state)) {
return PLUGIN_USB_CONNECTED;
}
}
}
break;