/*
* refresh game area
*/
static void refresh(void)
{
struct console * con = get_console_stdout();
s32_t w, h;
s32_t x, y, xp, yp;
if(!con)
return;
for(y=0; y < GAME_AREA_HEIGHT; y++)
{
if(map.dirty[y] == FALSE)
continue;
for(x=0; x < GAME_AREA_WIDTH; x++)
{
console_getwh(con, &w, &h);
xp = (w - GAME_AREA_WIDTH) / 2;
yp = (h - GAME_AREA_HEIGHT) / 2;
console_gotoxy(con, xp + x, yp + y);
if(map.screen[x][y] != TCOLOR_BLACK)
console_setcolor(con, TCOLOR_BLACK, map.screen[x][y]);
else
console_setcolor(con, TCOLOR_WHITE, TCOLOR_BLACK);
console_putcode(con, UNICODE_SPACE);
}
map.dirty[y] = FALSE;
}
}
static int console(int argc, char ** argv)
{
if(argc != 2)
return 0;
if(strcmp(argv[1], "on") == 0)
{
console_onoff(get_console_stdin(), TRUE);
console_onoff(get_console_stdout(), TRUE);
console_onoff(get_console_stderr(), TRUE);
}
else if(strcmp(argv[1], "off") == 0)
{
console_onoff(get_console_stdin(), FALSE);
console_onoff(get_console_stdout(), FALSE);
console_onoff(get_console_stderr(), FALSE);
}
return 0;
}
/*
* running the shell mode
*/
void run_shell_mode(void)
{
char * p;
char cwd[256];
char prompt[256];
/*
* clear the screen
*/
console_cls(get_console_stdout());
do {
getcwd(cwd, sizeof(cwd));
sprintf(prompt, "%s: %s$ ", getenv("prompt"), cwd);
p = readline(prompt);
exec_cmdline(p);
free(p);
} while(xboot_get_mode() == MODE_SHELL);
}
static int version(int argc, char ** argv)
{
xboot_banner(get_console_stdout());
return 0;
}
static int tetris(int argc, char ** argv)
{
struct console * con = get_console_stdout();
u32_t x, y, shape;
u32_t newx, newy, newshape;
bool_t fell = FALSE;
bool_t try_again = FALSE;
u32_t code;
if(!con)
return -1;
console_setcursor(con, FALSE);
console_cls(con);
srand(jiffies + rand());
do {
screen_init();
y = 3;
x = GAME_AREA_WIDTH / 2;
shape = rand() % ARRAY_SIZE(shapes);
shape_draw(x, y, shape);
refresh();
while(1)
{
newx = x;
newy = y;
newshape = shape;
if(console_stdin_getcode_with_timeout(&code, 250))
{
switch(code)
{
case 0x10: /* up */
newshape = shapes[shape].plus90;
fell = FALSE;
break;
case 0xe: /* down */
if(y < GAME_AREA_HEIGHT - 1)
newy = y + 1;
fell = TRUE;
break;
case 0x2: /* left */
if(x > 0)
newx = x - 1;
fell = FALSE;
break;
case 0x6: /* right */
if(x < GAME_AREA_WIDTH - 1)
newx = x + 1;
fell = FALSE;
break;
default:
newy++;
fell = TRUE;
break;
}
}
else
{
newy++;
fell = TRUE;
}
if((newx == x) && (newy == y) && (newshape == shape))
continue;
shape_erase(x, y, shape);
if(shape_hit(newx, newy, newshape) == FALSE)
{
x = newx;
y = newy;
shape = newshape;
}
else if(fell == TRUE)
{
shape_draw(x, y, shape);
y = 3;
x = GAME_AREA_WIDTH / 2;
shape = rand() % ARRAY_SIZE(shapes);
collapse();
if(shape_hit(x, y, shape))
{
try_again = FALSE;
break;
}
}
shape_draw(x, y, shape);
refresh();
}
}while(try_again);
console_setcursor(con, TRUE);
console_setcolor(con, TCOLOR_WHITE, TCOLOR_BLACK);
console_cls(con);
return 0;
}
