void show_instruction(int8_t status){
move_cursor(1, INSTRUCTY + 1);
clear_to_end_of_line();
move_cursor(1, INSTRUCTY);
clear_to_end_of_line();
switch(status){
case NEWGAME:
printf_P(PSTR("Welcome! Press 'space' to start a new game.\nPress 'L' to to load a saved game."));
//printf_P(PSTR("Press 'L' to to load a saved game."));
break;
case GAMEOVER:
printf_P(PSTR("Game Over! Press 'space' to start a new game.\nPress 'L' to to load a saved game."));
//printf_P(PSTR("Press 'L' to to load a saved game."));
break;
case PAUSE:
printf_P(PSTR("Paused... Press 'P' to continue.\nPress 'S' to save game state."));
//printf_P(PSTR("Press 'S' to save game state."));
break;
case PLAYING:
move_cursor(1, TITLEY);
clear_to_end_of_line();
move_cursor(1, INSTRUCTY);
printf_P(PSTR("Have fun! Press 'N' to start a new game.\nPress 'P' to to pause the game."));
//printf_P(PSTR("Press 'P' to to pause the game."));
break;
}
}
void draw_message(const char * msg){
move_cursor(MSG_X,MSG_Y);
clear_to_end_of_line();
printf_P(msg);
move_cursor(WIDTH,HEIGHT);
}
void pause_game() {
/*
** status = 0, game is running
** status = 1, game is paused
*/
static uint8_t status = 0;
char c = 0;
if(status) {
move_cursor(28, TITLEY);
clear_to_end_of_line();
show_instruction(PLAYING);
render_board();
foodTimerNum = execute_function_periodically(BLINKRATE, blink_food);
ratsTimerNum = execute_function_periodically(RATSPEED, move_rats);
status = 0;
}
else {
show_instruction(PAUSE);
cancel_software_timer(foodTimerNum);
cancel_software_timer(ratsTimerNum);
empty_display();
status = 1;
while(c != 'p' && c != 'P'){
if(input_available())
c = fgetc(stdin);
if(c == 's' || c == 'S'){
save_state();
//move_cursor(0, TITLEY);
//clear_to_end_of_line();
move_cursor(28, TITLEY);
printf_P(PSTR("State has been saved."));
c = 0;
}
}
pause_game();
}
}
