static void
draw(void)
{
int l, vl;
const col_scheme_t *cs = ui_view_get_cs(vi->view);
const int height = vi->view->window_rows - 1;
const int width = vi->view->window_width - 1;
const int max_l = MIN(vi->line + height, vi->nlines);
const int searched = (vi->last_search_backward != -1);
esc_state state;
if(vi->graphics)
{
const char *cmd = gv_get_viewer(vi->filename);
cmd = (cmd != NULL) ? ma_get_clean_cmd(cmd) : NULL;
qv_cleanup(vi->view, cmd);
free_string_array(vi->lines, vi->nlines);
(void)get_view_data(vi, vi->filename);
return;
}
esc_state_init(&state, &cs->color[WIN_COLOR]);
ui_view_erase(vi->view);
for(vl = 0, l = vi->line; l < max_l && vl < height; ++l)
{
int offset = 0;
int t = 0;
char *const line = vi->lines[l];
char *p = searched ? esc_highlight_pattern(line, &vi->re) : line;
do
{
int printed;
int vis = l != vi->line || vl + t >= vi->linev - vi->widths[vi->line][0];
offset += esc_print_line(p + offset, vi->view->win, COL, 1 + vl, width,
!vis, &state, &printed);
vl += vis;
t++;
}
while(vi->wrap && p[offset] != '\0' && vl < height);
if(searched)
{
free(p);
}
}
refresh_view_win(vi->view);
}
/* Displays contents read from the fp in the other pane starting from the second
* line and second column. The wrapped parameter determines whether lines
* should be wrapped. */
static void
view_file(FILE *fp, int wrapped)
{
const size_t max_width = other_view->window_width - 1;
const size_t max_y = other_view->window_rows - 1;
const col_scheme_t *cs = ui_view_get_cs(other_view);
char line[PREVIEW_LINE_BUF_LEN];
int line_continued = 0;
int y = LINE;
const char *res = get_line(fp, line, sizeof(line));
esc_state state;
esc_state_init(&state, &cs->color[WIN_COLOR]);
while(res != NULL && y <= max_y)
{
int offset;
int printed;
const size_t len = add_to_line(fp, max_width, line, sizeof(line));
if(!wrapped && line[len - 1] != '\n')
{
skip_until_eol(fp);
}
offset = esc_print_line(line, other_view->win, COL, y, max_width, 0, &state,
&printed);
y += !wrapped || (!line_continued || printed);
line_continued = line[len - 1] != '\n';
if(!wrapped || shift_line(line, len, offset))
{
res = get_line(fp, line, sizeof(line));
}
}
}
