ObjFW  Diff

/*
 * Copyright (c) 2008 - 2009
 * Copyright (c) 2008 - 2010
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.

	OF_NUMBER_PTRDIFF,
	OF_NUMBER_INTPTR,
	OF_NUMBER_FLOAT,
	OF_NUMBER_DOUBLE,
};

/**
 * The OFNumber class provides a way to store a number in an object and to
 * \brief provides a way to store a number in an object and to manipulate it.
 * manipulate it.
 */
@interface OFNumber: OFObject
{
	union {
		char	       char_;
		short	       short_;
		int	       int_;

/**
 * \return The OFNumber as a double
 */
- (double)asDouble;

/**
 * Adds the specified OFNumber to the OFNumber.
 *
 * \param num The OFNumber to add
 * \return The OFNumber added with the specified OFNumber
 */
- add: (OFNumber*)num;

/**
 * Subtracts the specified OFNumber from the OFNumber.
 *
 * \param num The OFNumber to substract
 * \return The OFNumber subtracted by the specified OFNumber
 */
- subtract: (OFNumber*)num;

/**
 * Multiplies the OFNumber with the specified OFNumber.
 *
 * \param num The OFNumber to multiply with
 * \return The OFNumber multiplied with the specified OFNumber
 */
- multiplyWith: (OFNumber*)num;

/**
 * Divides the OFNumber by the specified OFNumber.
 *
 * \param num The OFNumber to divide by
 * \return The OFNumber devided by the specified OFNumber
 */
- divideBy: (OFNumber*)num;

/**
 * Increases the OFNumber by 1.
 * \return The OFNumber increased by one.
 */
- increase;

/**
 * Decreases the OFNumber by 1.
 * \return The OFNumber decreased by one.
 */
- decrease;
@end