static bool
draw_chars(struct view *view, enum line_type type, const char *string,
int max_len, bool use_tilde)
{
int len = 0;
int col = 0;
int trimmed = FALSE;
size_t skip = view->pos.col > view->col ? view->pos.col - view->col : 0;
if (max_len <= 0)
return VIEW_MAX_LEN(view) <= 0;
if (opt_iconv_out != ICONV_NONE) {
string = encoding_iconv(opt_iconv_out, string);
if (!string)
return VIEW_MAX_LEN(view) <= 0;
}
len = utf8_length(&string, skip, &col, max_len, &trimmed, use_tilde, opt_tab_size);
set_view_attr(view, type);
if (len > 0) {
waddnstr(view->win, string, len);
if (trimmed && use_tilde) {
set_view_attr(view, LINE_DELIMITER);
waddch(view->win, '~');
col++;
}
}
view->col += col;
return VIEW_MAX_LEN(view) <= 0;
}
static bool
draw_chars(struct view *view, enum line_type type, const char *string, int length,
int max_width, bool use_tilde)
{
int len = 0;
int col = 0;
int trimmed = false;
size_t skip = view->pos.col > view->col ? view->pos.col - view->col : 0;
if (max_width <= 0)
return VIEW_MAX_LEN(view) <= 0;
len = utf8_length(&string, length, skip, &col, max_width, &trimmed, use_tilde, opt_tab_size);
if (opt_iconv_out != ICONV_NONE) {
string = encoding_iconv(opt_iconv_out, string, len);
if (!string)
return VIEW_MAX_LEN(view) <= 0;
}
set_view_attr(view, type);
if (len > 0)
waddnstr(view->win, string, len);
if (trimmed && use_tilde) {
set_view_attr(view, LINE_DELIMITER);
waddstr(view->win, opt_truncation_delimiter ? opt_truncation_delimiter : "~");
col++;
}
view->col += col;
return VIEW_MAX_LEN(view) <= 0;
}
bool
draw_view_line(struct view *view, unsigned int lineno)
{
struct line *line;
bool selected = (view->pos.offset + lineno == view->pos.lineno);
/* FIXME: Disabled during code split.
assert(view_is_displayed(view));
*/
if (view->pos.offset + lineno >= view->lines)
return FALSE;
line = &view->line[view->pos.offset + lineno];
wmove(view->win, lineno, 0);
if (line->cleareol)
wclrtoeol(view->win);
view->col = 0;
view->curline = line;
view->curtype = LINE_NONE;
line->selected = FALSE;
line->dirty = line->cleareol = 0;
if (selected) {
set_view_attr(view, LINE_CURSOR);
line->selected = TRUE;
view->ops->select(view, line);
}
return view->ops->draw(view, line, lineno);
}
bool
draw_graphic(struct view *view, enum line_type type, const chtype graphic[], size_t size, bool separator)
{
size_t skip = view->pos.col > view->col ? view->pos.col - view->col : 0;
int max = VIEW_MAX_LEN(view);
int i;
if (max < size)
size = max;
set_view_attr(view, type);
/* Using waddch() instead of waddnstr() ensures that
* they'll be rendered correctly for the cursor line. */
for (i = skip; i < size; i++)
waddch(view->win, graphic[i]);
view->col += size;
if (separator) {
if (size < max && skip <= size)
waddch(view->win, ' ');
view->col++;
}
return VIEW_MAX_LEN(view) <= 0;
}
bool
draw_view_line(struct view *view, unsigned int lineno)
{
struct line *line;
bool selected = (view->pos.offset + lineno == view->pos.lineno);
bool ok;
/* FIXME: Disabled during code split.
assert(view_is_displayed(view));
*/
if (view->pos.offset + lineno >= view->lines)
return false;
line = &view->line[view->pos.offset + lineno];
wmove(view->win, lineno, 0);
if (line->cleareol)
wclrtoeol(view->win);
view->col = 0;
view->curline = line;
view->curtype = LINE_NONE;
line->selected = false;
line->dirty = line->cleareol = 0;
if (selected) {
set_view_attr(view, LINE_CURSOR);
line->selected = true;
view->ops->select(view, line);
}
ok = view->ops->draw(view, line, lineno);
if (ok && line->search_result && view->regex)
draw_view_line_search_result(view, lineno);
return ok;
}
