func (cs *ColoredScrollingString) Print(x, y int, width int, scrolling, is_highlighted bool, tick_id uint) {
if tick_id == cs.last_print_tick_id+1 && scrolling {
cs.tick_scrolling(width)
} else if tick_id != cs.last_print_tick_id || !scrolling {
cs.reset()
}
cs.last_print_tick_id = tick_id
bg := get_bg_color(is_highlighted)
var_scroll := cs.scroll_at
var i int = 0
for ; i < len(cs.strings) && var_scroll > len(cs.strings[i]); i++ {
var_scroll -= len(cs.strings[i])
}
var x_at = x
if i < len(cs.strings) {
first_string := cs.strings[i][var_scroll:]
util.WriteString(x_at, y, width, cs.colors[i], bg, first_string)
x_at += len(first_string)
width -= len(first_string)
i++
}
for ; i < len(cs.strings) && width > 0; i++ {
util.WriteString(x_at, y, width, cs.colors[i], bg, cs.strings[i])
x_at += len(cs.strings[i])
width -= len(cs.strings[i])
}
}
func (pl *PrintableListing) PrintListing() {
var dir_header_fg termbox.Attribute
if pl.filter_nomatch {
dir_header_fg = termbox.ColorRed
} else {
dir_header_fg = termbox.ColorWhite
}
pl.col_at = pl.calc_start_column()
util.WriteString(0, 0, pl.width, dir_header_fg, termbox.ColorBlue, pl.header)
pl.rows = pl.height - 1
pl.cols = (pl.items.Len() / pl.height) + 1
max_cols := (pl.width / pl.column_width) + 1
available_boxes := max_cols * pl.rows
start_at := pl.col_at * pl.rows
var i int = 0
for e := pl.items.Front(); i-start_at < available_boxes; {
if i < start_at {
i++
if e == nil {
panic(errors.New(fmt.Sprintf("col_at: %d", pl.col_at)))
}
e = e.Next()
continue // Fast forward
}
effective_index := i - start_at
if e != nil {
pl.print_entry(
effective_index%pl.rows, effective_index/pl.rows,
e, e == pl.highlighted_element)
e = e.Next()
} else {
col := effective_index / pl.rows
row := effective_index % pl.rows
str_width := util.Min(pl.column_width, pl.width-(col*pl.column_width))
util.WriteString(
col*pl.column_width, row+1, str_width,
termbox.ColorBlack, termbox.ColorBlack, "")
}
i++
}
}
func (cl *CommandLine) Draw(draw_cursor bool) {
cmd_length := cl.get_visible_length()
cmd := string(cl.Cmd[:cmd_length])
util.WriteString(cl.X, cl.Y, cl.Length, cl.FG, cl.BG, cl.Prefix)
util.WriteString_FillWithChar(cl.X+len(cl.Prefix), cl.Y, cl.Length, cl.FG, cl.BG, cmd, cl.FillRune)
if draw_cursor {
termbox.SetCursor(cl.X+len(cl.Prefix)+util.Min(cl.cursor_at, cmd_length), cl.Y)
}
}
func (tb *TextBox) draw_question() {
startx := tb.X + 2
starty := tb.Y + 2
stopx := tb.X + tb.Width - 2
line_width := stopx - startx
question_array := []rune(tb.question)
for i := starty; len(question_array) > 0; i++ {
str_len := util.Min(line_width, len(question_array))
str := string(question_array[:str_len])
util.WriteString(startx, i, line_width, termbox.ColorWhite, termbox.ColorBlue, str)
question_array = question_array[str_len:]
}
}
func (sl *StatusLine) Draw() {
util.WriteString(sl.X, sl.Y, sl.Length, sl.FG, sl.BG, sl.Status)
}
