Method drawFooter

src/plugins/plugin.tooltip.js:935–959

(pt, ctx, options)

  }

  drawFooter(pt, ctx, options) {
    const footer = this.footer;
    const length = footer.length;
    let footerFont, i;

    if (length) {
      const rtlHelper = getRtlAdapter(options.rtl, this.x, this.width);

      pt.x = getAlignedX(this, options.footerAlign, options);
      pt.y += options.footerMarginTop;

      ctx.textAlign = rtlHelper.textAlign(options.footerAlign);
      ctx.textBaseline = class="st">'middle';

      footerFont = toFont(options.footerFont);

      ctx.fillStyle = options.footerColor;
      ctx.font = footerFont.string;

      for (i = 0; i < length; ++i) {
        ctx.fillText(footer[i], rtlHelper.x(pt.x), pt.y + footerFont.lineHeight / 2);
        pt.y += footerFont.lineHeight + options.footerSpacing;
      }
    }
  }

  drawBackground(pt, ctx, tooltipSize, options) {
    const {xAlign, yAlign} = this;