Redmine

            coords[:bar_start] = 0

          end

          if end_date < self.date_to

            coords[:bar_end] = end_date - self.date_from + 1

          else

            coords[:bar_end] = self.date_to - self.date_from + 1

          if coords[:end]

            style = +""

            style << "top:#{params[:top]}px;"

            style << "width:15px;"

            output << view.content_tag(:div, '&nbsp;'.html_safe,

                                       :style => style,

            ])

          end

          if coords[:end]

            y = params[:top] - height / 2

            params[:image].fill('blue')

            params[:image].draw('polygon %d,%d %d,%d %d,%d %d,%d' % [