code: public void setSparkLineColor(final LcdColor LCD_COLOR) {
          this.lineColor = LCD_COLOR.TEXT_COLOR;
          this.sparkLineColor = LCD_COLOR;
          recreateImages = true;
          init(INNER_BOUNDS.width, INNER_BOUNDS.height);
          repaint(INNER_BOUNDS);
      }
docs: Sets the color theme for the sparkline.
  @param LCD_COLOR