void vid_raw_putc(enum vid_term term, const char c, const enum VID_COLOR fmt)
{
int row, col;
struct vid_mem * active = get_active_term(term);
if (active->cursor >= VID_POS(ROWS - 1, COLS)) {
vid_scroll(term);
vid_cursor(term, ROWS - 1, 0);
}
row = active->cursor / COLS;
col = active->cursor % COLS;
switch (c) {
case '\n':
while (active->cursor < VID_POS(row + 1, 0)) {
_print(active, (char) 0, fmt);
}
vid_cursor(term, row + 1, 0);
break;
case '\r':
vid_cursor(term, row, 0);
break;
case '\b':
row = (col - 1 < 0) ? MAX(row - 1, 0) : row;
col = (col - 1 < 0) ? COLS + col - 1 : col - 1;
vid_cursor(term, row, col);
break;
case '\t':
do {
_print(active, (char) 0, fmt);
col += 1;
} while (col < COLS && col < TAB_SIZE);
break;
default:
_print(active, c, fmt);
}
}
NVALUE vid_inc_row() {
vid_row++;
if(vid_row > (vid_t_height-1)) { vid_row = (vid_t_height-1); vid_column = 0; vid_scroll(); }
}
