/* Add the text of the given line to the list of games_to_keep.
*/
void
add_textual_variation_from_line(char *line)
{
if(non_blank_line(line)){
variation_list *next_variation = compose_variation(line);
if(next_variation != NULL){
next_variation->next = games_to_keep;
games_to_keep = next_variation;
}
}
}
Boolean
process_ending_line(const char *line)
{ Boolean Ok = TRUE;
if(non_blank_line(line)){
Ending_details *details = new_ending_details();
if(decompose_line(line,details)){
/* Add it on to the list. */
details->next = endings_to_match;
endings_to_match = details;
}
else{
Ok = FALSE;
}
}
return Ok;
}
void
add_positional_variation_from_line(char *line)
{
if(non_blank_line(line)){
Move *next_variation = compose_positional_variation(line);
if(next_variation != NULL){
/* We need a NULL fen string, because this is from
* the initial position.
*/
store_hash_value(next_variation,(const char *)NULL);
free_move_list(next_variation);
/* We need to know globally that positional variations
* are of interest.
*/
GlobalState.positional_variations = TRUE;
}
}
}
/*
* Insert n blanks at the cursor's position, no wraparound
*/
void
InsertChar (register TScreen *screen, register int n)
{
if(screen->cursor_state)
HideCursor();
screen->do_wrap = 0;
if(screen->cur_row - screen->topline <= screen->max_row) {
if(!AddToRefresh(screen)) {
int col = screen->max_col + 1 - n;
if(screen->scroll_amt)
FlushScroll(screen);
#if OPT_DEC_CHRSET
if (CSET_DOUBLE(SCRN_BUF_CSETS(screen, screen->cur_row)[0])) {
col = (screen->max_col + 1) / 2 - n;
}
#endif
/*
* prevent InsertChar from shifting the end of a line over
* if it is being appended to
*/
if (non_blank_line (screen->visbuf, screen->cur_row,
screen->cur_col, screen->max_col + 1))
horizontal_copy_area(screen, screen->cur_col,
col - screen->cur_col,
n);
ClearCurBackground(
screen,
CursorY (screen, screen->cur_row),
CurCursorX (screen, screen->cur_row, screen->cur_col),
FontHeight(screen),
n * CurFontWidth(screen,screen->cur_row));
}
}
/* adjust screen->buf */
ScrnInsertChar(screen, n, screen->max_col + 1);
}
