      return this.rangeOfInterest_;
    },

    /**
     * This may be called rapidly as the mouse is moved.
     * If the metric supportsRangeOfInterest and takes less than 100ms, then it
     * will be re-run immediately; otherwise, the Recompute button will be
     * enabled.
     *
     * @param {!tr.b.math.Range} range
     */
    set rangeOfInterest(range) {
      this.rangeOfInterest_ = range;

      if (this.currentMetricTypeInfo_ &&
          this.currentMetricTypeInfo_.metadata.supportsRangeOfInte