override def draw()

in atlas-chart/src/main/scala/com/netflix/atlas/chart/graphics/LegendEntry.scala [52:107]
46 lines of code
6 McCabe index (conditional complexity)

  override def draw(g: Graphics2D, x1: Int, y1: Int, x2: Int, y2: Int): Unit = {
    if (data.isInstanceOf[MessageDef]) {
      // Draw the label
      val txt = Text(data.label, style = Style(data.color), alignment = TextAlignment.LEFT)
      val truncated = txt.truncate(x2 - x1)
      truncated.draw(g, x1, y1, x2, y2)
    } else {
      val d = ChartSettings.normalFontDims.height - 4

      // Draw the color box for the legend entry. If the color has an alpha setting, then the
      // background can impact the color so we first fill with the background color of the chart.
      g.setColor(styles.background.color)
      g.fillRect(x1 + 2, y1 + 2, d, d)
      g.setColor(data.color)
      g.fillRect(x1 + 2, y1 + 2, d, d)

      // Border for the color box
      styles.line.configure(g)
      g.drawRect(x1 + 2, y1 + 2, d, d)

      // Draw the label
      val txt = Text(data.label, alignment = TextAlignment.LEFT, style = styles.text)
      val truncated = txt.truncate(x2 - x1 - d - 4)
      truncated.draw(g, x1 + d + 4, y1, x2, y2)

      data match {
        case line: LineDef if showStats =>
          val stats = line.legendStats
          val max = format(stats.max)
          val min = format(stats.min)
          val avg = format(stats.avg)
          val last = format(stats.last)
          val total = format(stats.total)
          val count = format(stats.count, false)

          val rows = List(
            "    Max : %-11s   Min  : %-11s".format(max, min),
            "    Avg : %-11s   Last : %-11s".format(avg, last),
            "    Tot : %-11s   Cnt  : %-11s".format(total, count)
          )
          val offset = y1 + ChartSettings.normalFontDims.height
          val rowHeight = ChartSettings.smallFontDims.height
          rows.zipWithIndex.foreach {
            case (row, i) =>
              val txt = Text(
                row,
                font = ChartSettings.smallFont,
                alignment = TextAlignment.LEFT,
                style = styles.text
              )
              txt.draw(g, x1 + d + 4, offset + i * rowHeight, x2, y2)
          }
        case _ =>
      }
    }
  }