woothemes / woocommerce

     * @param bool $round (default: true).

     * @return float

     */

    public function get_line_subtotal( $item, $inc_tax = false, $round = true ) {

        $subtotal = 0;

        if ( is_callable( array( $item, 'get_subtotal' ) ) ) {

            if ( $inc_tax ) {

                $subtotal = $item->get_subtotal() + $item->get_subtotal_tax();

            } else {

                $subtotal = $item->get_subtotal();

            }

            $subtotal = $round ? round( $subtotal, wc_get_price_decimals() ) : $subtotal;

        }

        return apply_filters( 'woocommerce_order_amount_line_subtotal', $subtotal, $this, $item, $inc_tax, $round );

    }

    /**

     * Calculate item cost - useful for gateways.

     * @param bool $round (default: true).

     * @return float

     */

    public function get_line_total( $item, $inc_tax = false, $round = true ) {

        $total = 0;

        if ( is_callable( array( $item, 'get_total' ) ) ) {

            // Check if we need to add line tax to the line total.

            $total = $inc_tax ? $item->get_total() + $item->get_total_tax() : $item->get_total();

            // Check if we need to round.

            $total = $round ? round( $total, wc_get_price_decimals() ) : $total;

        }

        return apply_filters( 'woocommerce_order_amount_line_total', $total, $this, $item, $inc_tax, $round );

    }

    /**

     * Get item tax - useful for gateways.