func (t *TermView) Draw(cr *cairo.Context) { t.mf.Use(cr, false) t.termMu.Lock() defer t.termMu.Unlock() offset := t.term.Top * t.mf.ch offset = 0 if offset > 0 { cr.Save() defer cr.Restore() cr.Translate(0, float64(-offset)) } firstLine := offset / t.mf.ch if firstLine < 0 { firstLine = 0 } lastLine := t.term.Top + t.term.Height if lastLine > len(t.term.Lines) { lastLine = len(t.term.Lines) } for row := firstLine; row < lastLine; row++ { drawTerminalLine(cr, t.mf, row*t.mf.ch, t.term.Lines[row]) } if !t.term.HideCursor { ch := rune(0) if t.term.Row < len(t.term.Lines) && t.term.Col < len(t.term.Lines[t.term.Row]) { ch = t.term.Lines[t.term.Row][t.term.Col].Ch } drawCursor(cr, t.mf, t.term.Row, t.term.Col, ch) } }