Method past_border_y

js/src/MarketMap.ts:900–906

()

  }

  past_border_y() {
    if (this.y_direction == 1) {
      return this.prev_y + 1 < this.row_limits[this.group_iter];
    } else {
      return this.prev_y - 1 > this.row_limits[this.group_iter - 1] - 1;
    }
  }

  past_border_x() {
    if (this.x_direction == 1) {