/** Creates/reads from the High Score file
*
* First, we try to open for reading. If it doesn't exist, then we
* open it for writing, effectively creating it.
*
*/
void hscore_init ()
{
FILE* file = fopen (SCORE_PATH, "rb");
game.cant_open_hscore_file = 0;
if (file == NULL)
hscore_clean ();
else
{
int items_read;
items_read = fread (&HIGH_SCORE_BORDERS, sizeof (int), 1, file);
if (items_read != 1)
nsnake_abort ("Highscore File I/O error!\nTry cleaning the scores file!");
items_read = fread (&HIGH_SCORE_BORDERS_OFF, sizeof (int), 1, file);
if (items_read != 1)
nsnake_abort ("Highscore File I/O error!\nTry cleaning the scores file!");
}
file = fopen (SCORE_PATH, "rb");
if (file == NULL)
{
//This time it really couldnt open the score file
game.cant_open_hscore_file = 1;
}
else
fclose (file);
}
/** Starts the game engine. Initializes all the stuff related to ncurses.
*
* @note If some engine-specific initialization fails, the game aborts.
*/
void engine_init ()
{
screen.width = 80;
screen.height = 24;
// Starts the ncurses mode
initscr ();
if (has_colors() == FALSE)
nsnake_abort ("Your terminal does not support colors.\n");
// Start support for colors ( Name, Foreground, Background )
start_color ();
init_pair (GREEN_BLACK, COLOR_GREEN, COLOR_BLACK);
init_pair (CYAN_BLACK, COLOR_CYAN, COLOR_BLACK);
init_pair (WHITE_BLACK, COLOR_WHITE, COLOR_BLACK);
init_pair (RED_BLACK, COLOR_RED, COLOR_BLACK);
init_pair (BLUE_BLACK, COLOR_BLUE, COLOR_BLACK);
init_pair (BLACK_WHITE, COLOR_BLACK, COLOR_WHITE);
int current_height, current_width;
// Gets the current width and height of the terminal
getmaxyx (stdscr, current_height, current_width);
if ((current_width < screen.width) || (current_height < screen.height))
nsnake_abort ("Your console screen is smaller than 80x24\n"
"Please resize your window and try again\n\n");
// Character input doesnt require the <enter> key anymore
raw ();
// Makes the cursor invisible
curs_set (0);
// Support for extra keys (life F1, F2, ... )
keypad (stdscr, true);
// Wont print the input received
noecho ();
// Wont wait for input - the game will run instantaneously
nodelay (stdscr, true);
// Refresh the screen (prints whats in the buffer)
refresh ();
game.mode = BORDERS_ON;
}
