u08 chunk_handle_char(u08 ch)
{
// something to process in raw chunk?
if(bytes_left > 0) {
// chunk with color?
if((type=='B')&&(cell==0)) {
cur_col = ch;
cell = 1;
}
// text char
else {
if(type == 0) {
screen_putc(cur_x, cur_y, ch);
} else {
screen_putch(cur_x, cur_y, ch, cur_col, cur_flags);
}
span--;
if(span == 0) {
cur_x = pos_x;
span = width;
cur_y ++;
// answer each span with a hash as a handshake
uart_send('#');
} else {
cur_x ++;
}
cell = 0;
}
bytes_left--;
return 1;
} else {
return 0;
}
}
/* move cursor and putch */
void screen_pos_putch(char c, int new_x, int new_y)
{
int old_x = _l_scr_px;
int old_y = _l_scr_py;
_l_scr_px = new_x;
_l_scr_py = new_y;
screen_putch(c);
_l_scr_px = old_x;
_l_scr_py = old_y;
}
unsigned int screen_write(struct FileHandle* handle, char* buffer, unsigned int size)
{
unsigned int i;
/*lock(screen_mutex);
*/
for(i = 0; i < size; i++)
screen_putch(buffer[i]);
/*
unlock(screen_mutex);
*/
return i;
}
int console_gets(char *s)
{
int cnt = 0;
char c;
while ((c = console_getc()) != CR)
{
if (c != BS) {
cnt++;
*s++ = c;
screen_putch(c); //echo
}
else {
if (cnt > 0) {
cnt--;
*--s = '\0';
console_puts("\b \b");
}
}
}
*s = 0;
return cnt;
}
/* Uses the above routine to output a string... */
void screen_puts(const char *text)
{
while(*text)
screen_putch(*text++);
}
void console_putch(char c)
{
screen_putch(c);
}
